--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2021 Rockchip Electronics Co. Ltd.
+ * Author: Elaine Zhang <zhangqing@rock-chips.com>
+ */
+
+#ifndef _ASM_ARCH_CRU_RK3568_H
+#define _ASM_ARCH_CRU_RK3568_H
+
+#define MHz 1000000
+#define KHz 1000
+#define OSC_HZ (24 * MHz)
+
+#define APLL_HZ (816 * MHz)
+#define GPLL_HZ (1188 * MHz)
+#define CPLL_HZ (1000 * MHz)
+#define PPLL_HZ (100 * MHz)
+
+/* RK3568 pll id */
+enum rk3568_pll_id {
+ APLL,
+ DPLL,
+ CPLL,
+ GPLL,
+ NPLL,
+ VPLL,
+ PPLL,
+ HPLL,
+ PLL_COUNT,
+};
+
+struct rk3568_clk_info {
+ unsigned long id;
+ char *name;
+ bool is_cru;
+};
+
+/* Private data for the clock driver - used by rockchip_get_cru() */
+struct rk3568_pmuclk_priv {
+ struct rk3568_pmucru *pmucru;
+ ulong ppll_hz;
+ ulong hpll_hz;
+};
+
+struct rk3568_clk_priv {
+ struct rk3568_cru *cru;
+ struct rk3568_grf *grf;
+ ulong ppll_hz;
+ ulong hpll_hz;
+ ulong gpll_hz;
+ ulong cpll_hz;
+ ulong npll_hz;
+ ulong vpll_hz;
+ ulong armclk_hz;
+ ulong armclk_enter_hz;
+ ulong armclk_init_hz;
+ bool sync_kernel;
+ bool set_armclk_rate;
+};
+
+struct rk3568_pll {
+ unsigned int con0;
+ unsigned int con1;
+ unsigned int con2;
+ unsigned int con3;
+ unsigned int con4;
+ unsigned int reserved0[3];
+};
+
+struct rk3568_pmucru {
+ struct rk3568_pll pll[2];/* Address Offset: 0x0000 */
+ unsigned int reserved0[16];/* Address Offset: 0x0040 */
+ unsigned int mode_con00;/* Address Offset: 0x0080 */
+ unsigned int reserved1[31];/* Address Offset: 0x0084 */
+ unsigned int pmu_clksel_con[10];/* Address Offset: 0x0100 */
+ unsigned int reserved2[22];/* Address Offset: 0x0128 */
+ unsigned int pmu_clkgate_con[3];/* Address Offset: 0x0180 */
+ unsigned int reserved3[29];/* Address Offset: 0x018C */
+ unsigned int pmu_softrst_con[1];/* Address Offset: 0x0200 */
+};
+
+check_member(rk3568_pmucru, mode_con00, 0x80);
+check_member(rk3568_pmucru, pmu_softrst_con[0], 0x200);
+
+struct rk3568_cru {
+ struct rk3568_pll pll[6];
+ unsigned int mode_con00;/* Address Offset: 0x00C0 */
+ unsigned int misc_con[3];/* Address Offset: 0x00C4 */
+ unsigned int glb_cnt_th;/* Address Offset: 0x00D0 */
+ unsigned int glb_srst_fst;/* Address Offset: 0x00D4 */
+ unsigned int glb_srsr_snd; /* Address Offset: 0x00D8 */
+ unsigned int glb_rst_con;/* Address Offset: 0x00DC */
+ unsigned int glb_rst_st;/* Address Offset: 0x00E0 */
+ unsigned int reserved0[7];/* Address Offset: 0x00E4 */
+ unsigned int clksel_con[85]; /* Address Offset: 0x0100 */
+ unsigned int reserved1[43];/* Address Offset: 0x0254 */
+ unsigned int clkgate_con[36];/* Address Offset: 0x0300 */
+ unsigned int reserved2[28]; /* Address Offset: 0x0390 */
+ unsigned int softrst_con[30];/* Address Offset: 0x0400 */
+ unsigned int reserved3[2];/* Address Offset: 0x0478 */
+ unsigned int ssgtbl[32];/* Address Offset: 0x0480 */
+ unsigned int reserved4[32];/* Address Offset: 0x0500 */
+ unsigned int sdmmc0_con[2];/* Address Offset: 0x0580 */
+ unsigned int sdmmc1_con[2];/* Address Offset: 0x058C */
+ unsigned int sdmmc2_con[2];/* Address Offset: 0x0590 */
+ unsigned int emmc_con[2];/* Address Offset: 0x0598 */
+};
+
+check_member(rk3568_cru, mode_con00, 0xc0);
+check_member(rk3568_cru, softrst_con[0], 0x400);
+
+struct pll_rate_table {
+ unsigned long rate;
+ unsigned int fbdiv;
+ unsigned int postdiv1;
+ unsigned int refdiv;
+ unsigned int postdiv2;
+ unsigned int dsmpd;
+ unsigned int frac;
+};
+
+#define RK3568_PMU_MODE 0x80
+#define RK3568_PMU_PLL_CON(x) ((x) * 0x4)
+#define RK3568_PLL_CON(x) ((x) * 0x4)
+#define RK3568_MODE_CON 0xc0
+
+enum {
+ /* CRU_PMU_CLK_SEL0_CON */
+ RTC32K_SEL_SHIFT = 6,
+ RTC32K_SEL_MASK = 0x3 << RTC32K_SEL_SHIFT,
+ RTC32K_SEL_PMUPVTM = 0,
+ RTC32K_SEL_OSC1_32K,
+ RTC32K_SEL_OSC0_DIV32K,
+
+ /* CRU_PMU_CLK_SEL1_CON */
+ RTC32K_FRAC_NUMERATOR_SHIFT = 16,
+ RTC32K_FRAC_NUMERATOR_MASK = 0xffff << 16,
+ RTC32K_FRAC_DENOMINATOR_SHIFT = 0,
+ RTC32K_FRAC_DENOMINATOR_MASK = 0xffff,
+
+ /* CRU_PMU_CLK_SEL2_CON */
+ PCLK_PDPMU_SEL_SHIFT = 15,
+ PCLK_PDPMU_SEL_MASK = 1 << PCLK_PDPMU_SEL_SHIFT,
+ PCLK_PDPMU_SEL_PPLL = 0,
+ PCLK_PDPMU_SEL_GPLL,
+ PCLK_PDPMU_DIV_SHIFT = 0,
+ PCLK_PDPMU_DIV_MASK = 0x1f,
+
+ /* CRU_PMU_CLK_SEL3_CON */
+ CLK_I2C0_DIV_SHIFT = 0,
+ CLK_I2C0_DIV_MASK = 0x7f,
+
+ /* CRU_PMU_CLK_SEL6_CON */
+ CLK_PWM0_SEL_SHIFT = 7,
+ CLK_PWM0_SEL_MASK = 1 << CLK_PWM0_SEL_SHIFT,
+ CLK_PWM0_SEL_XIN24M = 0,
+ CLK_PWM0_SEL_PPLL,
+ CLK_PWM0_DIV_SHIFT = 0,
+ CLK_PWM0_DIV_MASK = 0x7f,
+
+ /* CRU_CLK_SEL0_CON */
+ CLK_CORE_PRE_SEL_SHIFT = 7,
+ CLK_CORE_PRE_SEL_MASK = 1 << CLK_CORE_PRE_SEL_SHIFT,
+ CLK_CORE_PRE_SEL_SRC = 0,
+ CLK_CORE_PRE_SEL_APLL,
+
+ /* CRU_CLK_SEL2_CON */
+ SCLK_CORE_PRE_SEL_SHIFT = 15,
+ SCLK_CORE_PRE_SEL_MASK = 1 << SCLK_CORE_PRE_SEL_SHIFT,
+ SCLK_CORE_PRE_SEL_SRC = 0,
+ SCLK_CORE_PRE_SEL_NPLL,
+ SCLK_CORE_SRC_SEL_SHIFT = 8,
+ SCLK_CORE_SRC_SEL_MASK = 3 << SCLK_CORE_SRC_SEL_SHIFT,
+ SCLK_CORE_SRC_SEL_APLL = 0,
+ SCLK_CORE_SRC_SEL_GPLL,
+ SCLK_CORE_SRC_SEL_NPLL,
+ SCLK_CORE_SRC_DIV_SHIFT = 0,
+ SCLK_CORE_SRC_DIV_MASK = 0x1f << SCLK_CORE_SRC_DIV_SHIFT,
+
+ /* CRU_CLK_SEL3_CON */
+ GICCLK_CORE_DIV_SHIFT = 8,
+ GICCLK_CORE_DIV_MASK = 0x1f << GICCLK_CORE_DIV_SHIFT,
+ ATCLK_CORE_DIV_SHIFT = 0,
+ ATCLK_CORE_DIV_MASK = 0x1f << ATCLK_CORE_DIV_SHIFT,
+
+ /* CRU_CLK_SEL4_CON */
+ PERIPHCLK_CORE_PRE_DIV_SHIFT = 8,
+ PERIPHCLK_CORE_PRE_DIV_MASK = 0x1f << PERIPHCLK_CORE_PRE_DIV_SHIFT,
+ PCLK_CORE_PRE_DIV_SHIFT = 0,
+ PCLK_CORE_PRE_DIV_MASK = 0x1f << PCLK_CORE_PRE_DIV_SHIFT,
+
+ /* CRU_CLK_SEL5_CON */
+ ACLK_CORE_NIU2BUS_SEL_SHIFT = 14,
+ ACLK_CORE_NIU2BUS_SEL_MASK = 0x3 << ACLK_CORE_NIU2BUS_SEL_SHIFT,
+ ACLK_CORE_NDFT_DIV_SHIFT = 8,
+ ACLK_CORE_NDFT_DIV_MASK = 0x1f << ACLK_CORE_NDFT_DIV_SHIFT,
+
+ /* CRU_CLK_SEL10_CON */
+ HCLK_PERIMID_SEL_SHIFT = 6,
+ HCLK_PERIMID_SEL_MASK = 3 << HCLK_PERIMID_SEL_SHIFT,
+ HCLK_PERIMID_SEL_150M = 0,
+ HCLK_PERIMID_SEL_100M,
+ HCLK_PERIMID_SEL_75M,
+ HCLK_PERIMID_SEL_24M,
+ ACLK_PERIMID_SEL_SHIFT = 4,
+ ACLK_PERIMID_SEL_MASK = 3 << ACLK_PERIMID_SEL_SHIFT,
+ ACLK_PERIMID_SEL_300M = 0,
+ ACLK_PERIMID_SEL_200M,
+ ACLK_PERIMID_SEL_100M,
+ ACLK_PERIMID_SEL_24M,
+
+ /* CRU_CLK_SEL27_CON */
+ CLK_CRYPTO_PKA_SEL_SHIFT = 6,
+ CLK_CRYPTO_PKA_SEL_MASK = 3 << CLK_CRYPTO_PKA_SEL_SHIFT,
+ CLK_CRYPTO_PKA_SEL_300M = 0,
+ CLK_CRYPTO_PKA_SEL_200M,
+ CLK_CRYPTO_PKA_SEL_100M,
+ CLK_CRYPTO_CORE_SEL_SHIFT = 4,
+ CLK_CRYPTO_CORE_SEL_MASK = 3 << CLK_CRYPTO_CORE_SEL_SHIFT,
+ CLK_CRYPTO_CORE_SEL_200M = 0,
+ CLK_CRYPTO_CORE_SEL_150M,
+ CLK_CRYPTO_CORE_SEL_100M,
+ HCLK_SECURE_FLASH_SEL_SHIFT = 2,
+ HCLK_SECURE_FLASH_SEL_MASK = 3 << HCLK_SECURE_FLASH_SEL_SHIFT,
+ HCLK_SECURE_FLASH_SEL_150M = 0,
+ HCLK_SECURE_FLASH_SEL_100M,
+ HCLK_SECURE_FLASH_SEL_75M,
+ HCLK_SECURE_FLASH_SEL_24M,
+ ACLK_SECURE_FLASH_SEL_SHIFT = 0,
+ ACLK_SECURE_FLASH_SEL_MASK = 3 << ACLK_SECURE_FLASH_SEL_SHIFT,
+ ACLK_SECURE_FLASH_SEL_200M = 0,
+ ACLK_SECURE_FLASH_SEL_150M,
+ ACLK_SECURE_FLASH_SEL_100M,
+ ACLK_SECURE_FLASH_SEL_24M,
+
+ /* CRU_CLK_SEL28_CON */
+ CCLK_EMMC_SEL_SHIFT = 12,
+ CCLK_EMMC_SEL_MASK = 7 << CCLK_EMMC_SEL_SHIFT,
+ CCLK_EMMC_SEL_24M = 0,
+ CCLK_EMMC_SEL_200M,
+ CCLK_EMMC_SEL_150M,
+ CCLK_EMMC_SEL_100M,
+ CCLK_EMMC_SEL_50M,
+ CCLK_EMMC_SEL_375K,
+ BCLK_EMMC_SEL_SHIFT = 8,
+ BCLK_EMMC_SEL_MASK = 3 << BCLK_EMMC_SEL_SHIFT,
+ BCLK_EMMC_SEL_200M = 0,
+ BCLK_EMMC_SEL_150M,
+ BCLK_EMMC_SEL_125M,
+ SCLK_SFC_SEL_SHIFT = 4,
+ SCLK_SFC_SEL_MASK = 7 << SCLK_SFC_SEL_SHIFT,
+ SCLK_SFC_SEL_24M = 0,
+ SCLK_SFC_SEL_50M,
+ SCLK_SFC_SEL_75M,
+ SCLK_SFC_SEL_100M,
+ SCLK_SFC_SEL_125M,
+ SCLK_SFC_SEL_150M,
+ NCLK_NANDC_SEL_SHIFT = 0,
+ NCLK_NANDC_SEL_MASK = 3 << NCLK_NANDC_SEL_SHIFT,
+ NCLK_NANDC_SEL_200M = 0,
+ NCLK_NANDC_SEL_150M,
+ NCLK_NANDC_SEL_100M,
+ NCLK_NANDC_SEL_24M,
+
+ /* CRU_CLK_SEL30_CON */
+ CLK_SDMMC1_SEL_SHIFT = 12,
+ CLK_SDMMC1_SEL_MASK = 7 << CLK_SDMMC1_SEL_SHIFT,
+ CLK_SDMMC0_SEL_SHIFT = 8,
+ CLK_SDMMC0_SEL_MASK = 7 << CLK_SDMMC0_SEL_SHIFT,
+ CLK_SDMMC_SEL_24M = 0,
+ CLK_SDMMC_SEL_400M,
+ CLK_SDMMC_SEL_300M,
+ CLK_SDMMC_SEL_100M,
+ CLK_SDMMC_SEL_50M,
+ CLK_SDMMC_SEL_750K,
+
+ /* CRU_CLK_SEL31_CON */
+ CLK_MAC0_OUT_SEL_SHIFT = 14,
+ CLK_MAC0_OUT_SEL_MASK = 3 << CLK_MAC0_OUT_SEL_SHIFT,
+ CLK_MAC0_OUT_SEL_125M = 0,
+ CLK_MAC0_OUT_SEL_50M,
+ CLK_MAC0_OUT_SEL_25M,
+ CLK_MAC0_OUT_SEL_24M,
+ CLK_GMAC0_PTP_REF_SEL_SHIFT = 12,
+ CLK_GMAC0_PTP_REF_SEL_MASK = 3 << CLK_GMAC0_PTP_REF_SEL_SHIFT,
+ CLK_GMAC0_PTP_REF_SEL_62_5M = 0,
+ CLK_GMAC0_PTP_REF_SEL_100M,
+ CLK_GMAC0_PTP_REF_SEL_50M,
+ CLK_GMAC0_PTP_REF_SEL_24M,
+ CLK_MAC0_2TOP_SEL_SHIFT = 8,
+ CLK_MAC0_2TOP_SEL_MASK = 3 << CLK_MAC0_2TOP_SEL_SHIFT,
+ CLK_MAC0_2TOP_SEL_125M = 0,
+ CLK_MAC0_2TOP_SEL_50M,
+ CLK_MAC0_2TOP_SEL_25M,
+ CLK_MAC0_2TOP_SEL_PPLL,
+ RGMII0_CLK_SEL_SHIFT = 4,
+ RGMII0_CLK_SEL_MASK = 3 << RGMII0_CLK_SEL_SHIFT,
+ RGMII0_CLK_SEL_125M = 0,
+ RGMII0_CLK_SEL_125M_1,
+ RGMII0_CLK_SEL_2_5M,
+ RGMII0_CLK_SEL_25M,
+ RMII0_CLK_SEL_SHIFT = 3,
+ RMII0_CLK_SEL_MASK = 1 << RMII0_CLK_SEL_SHIFT,
+ RMII0_CLK_SEL_2_5M = 0,
+ RMII0_CLK_SEL_25M,
+ RMII0_EXTCLK_SEL_SHIFT = 2,
+ RMII0_EXTCLK_SEL_MASK = 1 << RMII0_EXTCLK_SEL_SHIFT,
+ RMII0_EXTCLK_SEL_MAC0_TOP = 0,
+ RMII0_EXTCLK_SEL_IO,
+ RMII0_MODE_SHIFT = 0,
+ RMII0_MODE_MASK = 3 << RMII0_MODE_SHIFT,
+ RMII0_MODE_SEL_RGMII = 0,
+ RMII0_MODE_SEL_RMII,
+ RMII0_MODE_SEL_GMII,
+
+ /* CRU_CLK_SEL32_CON */
+ CLK_SDMMC2_SEL_SHIFT = 8,
+ CLK_SDMMC2_SEL_MASK = 7 << CLK_SDMMC2_SEL_SHIFT,
+
+ /* CRU_CLK_SEL38_CON */
+ ACLK_VOP_PRE_SEL_SHIFT = 6,
+ ACLK_VOP_PRE_SEL_MASK = 3 << ACLK_VOP_PRE_SEL_SHIFT,
+ ACLK_VOP_PRE_SEL_CPLL = 0,
+ ACLK_VOP_PRE_SEL_GPLL,
+ ACLK_VOP_PRE_SEL_HPLL,
+ ACLK_VOP_PRE_SEL_VPLL,
+ ACLK_VOP_PRE_DIV_SHIFT = 0,
+ ACLK_VOP_PRE_DIV_MASK = 0x1f << ACLK_VOP_PRE_DIV_SHIFT,
+
+ /* CRU_CLK_SEL39_CON */
+ DCLK0_VOP_SEL_SHIFT = 10,
+ DCLK0_VOP_SEL_MASK = 3 << DCLK0_VOP_SEL_SHIFT,
+ DCLK_VOP_SEL_HPLL = 0,
+ DCLK_VOP_SEL_VPLL,
+ DCLK_VOP_SEL_GPLL,
+ DCLK_VOP_SEL_CPLL,
+ DCLK0_VOP_DIV_SHIFT = 0,
+ DCLK0_VOP_DIV_MASK = 0xff << DCLK0_VOP_DIV_SHIFT,
+
+ /* CRU_CLK_SEL40_CON */
+ DCLK1_VOP_SEL_SHIFT = 10,
+ DCLK1_VOP_SEL_MASK = 3 << DCLK1_VOP_SEL_SHIFT,
+ DCLK1_VOP_DIV_SHIFT = 0,
+ DCLK1_VOP_DIV_MASK = 0xff << DCLK1_VOP_DIV_SHIFT,
+
+ /* CRU_CLK_SEL41_CON */
+ DCLK2_VOP_SEL_SHIFT = 10,
+ DCLK2_VOP_SEL_MASK = 3 << DCLK2_VOP_SEL_SHIFT,
+ DCLK2_VOP_DIV_SHIFT = 0,
+ DCLK2_VOP_DIV_MASK = 0xff << DCLK2_VOP_DIV_SHIFT,
+
+ /* CRU_CLK_SEL43_CON */
+ DCLK_EBC_SEL_SHIFT = 6,
+ DCLK_EBC_SEL_MASK = 3 << DCLK_EBC_SEL_SHIFT,
+ DCLK_EBC_SEL_GPLL_400M = 0,
+ DCLK_EBC_SEL_CPLL_333M,
+ DCLK_EBC_SEL_GPLL_200M,
+
+ /* CRU_CLK_SEL47_CON */
+ ACLK_RKVDEC_SEL_SHIFT = 7,
+ ACLK_RKVDEC_SEL_MASK = 1 << ACLK_RKVDEC_SEL_SHIFT,
+ ACLK_RKVDEC_SEL_GPLL = 0,
+ ACLK_RKVDEC_SEL_CPLL,
+ ACLK_RKVDEC_DIV_SHIFT = 0,
+ ACLK_RKVDEC_DIV_MASK = 0x1f << ACLK_RKVDEC_DIV_SHIFT,
+
+ /* CRU_CLK_SEL49_CON */
+ CLK_RKVDEC_CORE_SEL_SHIFT = 14,
+ CLK_RKVDEC_CORE_SEL_MASK = 0x3 << CLK_RKVDEC_CORE_SEL_SHIFT,
+ CLK_RKVDEC_CORE_SEL_GPLL = 0,
+ CLK_RKVDEC_CORE_SEL_CPLL,
+ CLK_RKVDEC_CORE_SEL_NPLL,
+ CLK_RKVDEC_CORE_SEL_VPLL,
+ CLK_RKVDEC_CORE_DIV_SHIFT = 8,
+ CLK_RKVDEC_CORE_DIV_MASK = 0x1f << CLK_RKVDEC_CORE_DIV_SHIFT,
+
+ /* CRU_CLK_SEL50_CON */
+ PCLK_BUS_SEL_SHIFT = 4,
+ PCLK_BUS_SEL_MASK = 3 << PCLK_BUS_SEL_SHIFT,
+ PCLK_BUS_SEL_100M = 0,
+ PCLK_BUS_SEL_75M,
+ PCLK_BUS_SEL_50M,
+ PCLK_BUS_SEL_24M,
+ ACLK_BUS_SEL_SHIFT = 0,
+ ACLK_BUS_SEL_MASK = 3 << ACLK_BUS_SEL_SHIFT,
+ ACLK_BUS_SEL_200M = 0,
+ ACLK_BUS_SEL_150M,
+ ACLK_BUS_SEL_100M,
+ ACLK_BUS_SEL_24M,
+
+ /* CRU_CLK_SEL51_CON */
+ CLK_TSADC_DIV_SHIFT = 8,
+ CLK_TSADC_DIV_MASK = 0x7f << CLK_TSADC_DIV_SHIFT,
+ CLK_TSADC_TSEN_SEL_SHIFT = 4,
+ CLK_TSADC_TSEN_SEL_MASK = 0x3 << CLK_TSADC_TSEN_SEL_SHIFT,
+ CLK_TSADC_TSEN_SEL_24M = 0,
+ CLK_TSADC_TSEN_SEL_100M,
+ CLK_TSADC_TSEN_SEL_CPLL_100M,
+ CLK_TSADC_TSEN_DIV_SHIFT = 0,
+ CLK_TSADC_TSEN_DIV_MASK = 0x7 << CLK_TSADC_TSEN_DIV_SHIFT,
+
+ /* CRU_CLK_SEL52_CON */
+ CLK_UART_SEL_SHIFT = 12,
+ CLK_UART_SEL_MASK = 0x3 << CLK_UART_SEL_SHIFT,
+ CLK_UART_SEL_SRC = 0,
+ CLK_UART_SEL_FRAC,
+ CLK_UART_SEL_XIN24M,
+ CLK_UART_SRC_SEL_SHIFT = 8,
+ CLK_UART_SRC_SEL_MASK = 0x3 << CLK_UART_SRC_SEL_SHIFT,
+ CLK_UART_SRC_SEL_GPLL = 0,
+ CLK_UART_SRC_SEL_CPLL,
+ CLK_UART_SRC_SEL_480M,
+ CLK_UART_SRC_DIV_SHIFT = 0,
+ CLK_UART_SRC_DIV_MASK = 0x3f << CLK_UART_SRC_DIV_SHIFT,
+
+ /* CRU_CLK_SEL53_CON */
+ CLK_UART_FRAC_NUMERATOR_SHIFT = 16,
+ CLK_UART_FRAC_NUMERATOR_MASK = 0xffff << 16,
+ CLK_UART_FRAC_DENOMINATOR_SHIFT = 0,
+ CLK_UART_FRAC_DENOMINATOR_MASK = 0xffff,
+
+ /* CRU_CLK_SEL71_CON */
+ CLK_I2C_SEL_SHIFT = 8,
+ CLK_I2C_SEL_MASK = 3 << CLK_I2C_SEL_SHIFT,
+ CLK_I2C_SEL_200M = 0,
+ CLK_I2C_SEL_100M,
+ CLK_I2C_SEL_24M,
+ CLK_I2C_SEL_CPLL_100M,
+
+ /* CRU_CLK_SEL72_CON */
+ CLK_PWM3_SEL_SHIFT = 12,
+ CLK_PWM3_SEL_MASK = 3 << CLK_PWM3_SEL_SHIFT,
+ CLK_PWM2_SEL_SHIFT = 10,
+ CLK_PWM2_SEL_MASK = 3 << CLK_PWM2_SEL_SHIFT,
+ CLK_PWM1_SEL_SHIFT = 8,
+ CLK_PWM1_SEL_MASK = 3 << CLK_PWM1_SEL_SHIFT,
+ CLK_PWM_SEL_100M = 0,
+ CLK_PWM_SEL_24M,
+ CLK_PWM_SEL_CPLL_100M,
+ CLK_SPI3_SEL_SHIFT = 6,
+ CLK_SPI3_SEL_MASK = 3 << CLK_SPI3_SEL_SHIFT,
+ CLK_SPI2_SEL_SHIFT = 4,
+ CLK_SPI2_SEL_MASK = 3 << CLK_SPI2_SEL_SHIFT,
+ CLK_SPI1_SEL_SHIFT = 2,
+ CLK_SPI1_SEL_MASK = 3 << CLK_SPI1_SEL_SHIFT,
+ CLK_SPI0_SEL_SHIFT = 0,
+ CLK_SPI0_SEL_MASK = 3 << CLK_SPI0_SEL_SHIFT,
+ CLK_SPI_SEL_200M = 0,
+ CLK_SPI_SEL_24M,
+ CLK_SPI_SEL_CPLL_100M,
+
+ /* CRU_CLK_SEL73_CON */
+ PCLK_TOP_SEL_SHIFT = 12,
+ PCLK_TOP_SEL_MASK = 3 << PCLK_TOP_SEL_SHIFT,
+ PCLK_TOP_SEL_100M = 0,
+ PCLK_TOP_SEL_75M,
+ PCLK_TOP_SEL_50M,
+ PCLK_TOP_SEL_24M,
+ HCLK_TOP_SEL_SHIFT = 8,
+ HCLK_TOP_SEL_MASK = 3 << HCLK_TOP_SEL_SHIFT,
+ HCLK_TOP_SEL_150M = 0,
+ HCLK_TOP_SEL_100M,
+ HCLK_TOP_SEL_75M,
+ HCLK_TOP_SEL_24M,
+ ACLK_TOP_LOW_SEL_SHIFT = 4,
+ ACLK_TOP_LOW_SEL_MASK = 3 << ACLK_TOP_LOW_SEL_SHIFT,
+ ACLK_TOP_LOW_SEL_400M = 0,
+ ACLK_TOP_LOW_SEL_300M,
+ ACLK_TOP_LOW_SEL_200M,
+ ACLK_TOP_LOW_SEL_24M,
+ ACLK_TOP_HIGH_SEL_SHIFT = 0,
+ ACLK_TOP_HIGH_SEL_MASK = 3 << ACLK_TOP_HIGH_SEL_SHIFT,
+ ACLK_TOP_HIGH_SEL_500M = 0,
+ ACLK_TOP_HIGH_SEL_400M,
+ ACLK_TOP_HIGH_SEL_300M,
+ ACLK_TOP_HIGH_SEL_24M,
+
+ /* CRU_CLK_SEL78_CON */
+ CPLL_500M_DIV_SHIFT = 8,
+ CPLL_500M_DIV_MASK = 0x1f << CPLL_500M_DIV_SHIFT,
+
+ /* CRU_CLK_SEL79_CON */
+ CPLL_250M_DIV_SHIFT = 8,
+ CPLL_250M_DIV_MASK = 0x1f << CPLL_250M_DIV_SHIFT,
+ CPLL_333M_DIV_SHIFT = 0,
+ CPLL_333M_DIV_MASK = 0x1f << CPLL_333M_DIV_SHIFT,
+
+ /* CRU_CLK_SEL80_CON */
+ CPLL_62P5M_DIV_SHIFT = 8,
+ CPLL_62P5M_DIV_MASK = 0x1f << CPLL_62P5M_DIV_SHIFT,
+ CPLL_125M_DIV_SHIFT = 0,
+ CPLL_125M_DIV_MASK = 0x1f << CPLL_125M_DIV_SHIFT,
+
+ /* CRU_CLK_SEL81_CON */
+ CPLL_25M_DIV_SHIFT = 8,
+ CPLL_25M_DIV_MASK = 0x1f << CPLL_25M_DIV_SHIFT,
+ CPLL_50M_DIV_SHIFT = 0,
+ CPLL_50M_DIV_MASK = 0x1f << CPLL_50M_DIV_SHIFT,
+
+ /* CRU_CLK_SEL82_CON */
+ CPLL_100M_DIV_SHIFT = 0,
+ CPLL_100M_DIV_MASK = 0x1f << CPLL_100M_DIV_SHIFT,
+};
+#endif
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd
+ * Author: Elaine Zhang <zhangqing@rock-chips.com>
+ */
+
+#include <common.h>
+#include <bitfield.h>
+#include <clk-uclass.h>
+#include <dm.h>
+#include <errno.h>
+#include <syscon.h>
+#include <asm/arch-rockchip/cru_rk3568.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/hardware.h>
+#include <asm/io.h>
+#include <dm/lists.h>
+#include <dt-bindings/clock/rk3568-cru.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+struct rk3568_clk_plat {
+ struct dtd_rockchip_rk3568_cru dtd;
+};
+
+struct rk3568_pmuclk_plat {
+ struct dtd_rockchip_rk3568_pmucru dtd;
+};
+#endif
+
+#define RK3568_CPUCLK_RATE(_rate, _aclk_div, _pclk_div) \
+{ \
+ .rate = _rate##U, \
+ .aclk_div = _aclk_div, \
+ .pclk_div = _pclk_div, \
+}
+
+#define DIV_TO_RATE(input_rate, div) ((input_rate) / ((div) + 1))
+
+static struct rockchip_cpu_rate_table rk3568_cpu_rates[] = {
+ RK3568_CPUCLK_RATE(1416000000, 1, 5),
+ RK3568_CPUCLK_RATE(1296000000, 1, 5),
+ RK3568_CPUCLK_RATE(1200000000, 1, 3),
+ RK3568_CPUCLK_RATE(1104000000, 1, 3),
+ RK3568_CPUCLK_RATE(1008000000, 1, 3),
+ RK3568_CPUCLK_RATE(912000000, 1, 3),
+ RK3568_CPUCLK_RATE(816000000, 1, 3),
+ RK3568_CPUCLK_RATE(600000000, 1, 1),
+ RK3568_CPUCLK_RATE(408000000, 1, 1),
+ { /* sentinel */ },
+};
+
+static struct rockchip_pll_rate_table rk3568_pll_rates[] = {
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */
+ RK3036_PLL_RATE(1608000000, 1, 67, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1416000000, 1, 118, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1296000000, 1, 108, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1200000000, 1, 100, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1188000000, 1, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1104000000, 1, 92, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1008000000, 1, 84, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1000000000, 3, 250, 2, 1, 1, 0),
+ RK3036_PLL_RATE(912000000, 1, 76, 2, 1, 1, 0),
+ RK3036_PLL_RATE(816000000, 1, 68, 2, 1, 1, 0),
+ RK3036_PLL_RATE(600000000, 1, 100, 4, 1, 1, 0),
+ RK3036_PLL_RATE(594000000, 1, 99, 4, 1, 1, 0),
+ RK3036_PLL_RATE(500000000, 1, 125, 6, 1, 1, 0),
+ RK3036_PLL_RATE(408000000, 1, 68, 2, 2, 1, 0),
+ RK3036_PLL_RATE(400000000, 1, 100, 6, 1, 1, 0),
+ RK3036_PLL_RATE(200000000, 1, 100, 6, 2, 1, 0),
+ RK3036_PLL_RATE(100000000, 1, 150, 6, 6, 1, 0),
+ { /* sentinel */ },
+};
+
+static struct rockchip_pll_clock rk3568_pll_clks[] = {
+ [APLL] = PLL(pll_rk3328, PLL_APLL, RK3568_PLL_CON(0),
+ RK3568_MODE_CON, 0, 10, 0, rk3568_pll_rates),
+ [DPLL] = PLL(pll_rk3328, PLL_DPLL, RK3568_PLL_CON(8),
+ RK3568_MODE_CON, 2, 10, 0, NULL),
+ [CPLL] = PLL(pll_rk3328, PLL_CPLL, RK3568_PLL_CON(24),
+ RK3568_MODE_CON, 4, 10, 0, rk3568_pll_rates),
+ [GPLL] = PLL(pll_rk3328, PLL_HPLL, RK3568_PLL_CON(16),
+ RK3568_MODE_CON, 6, 10, 0, rk3568_pll_rates),
+ [NPLL] = PLL(pll_rk3328, PLL_NPLL, RK3568_PLL_CON(32),
+ RK3568_MODE_CON, 10, 10, 0, rk3568_pll_rates),
+ [VPLL] = PLL(pll_rk3328, PLL_VPLL, RK3568_PLL_CON(40),
+ RK3568_MODE_CON, 12, 10, 0, rk3568_pll_rates),
+ [PPLL] = PLL(pll_rk3328, PLL_PPLL, RK3568_PMU_PLL_CON(0),
+ RK3568_PMU_MODE, 0, 10, 0, rk3568_pll_rates),
+ [HPLL] = PLL(pll_rk3328, PLL_HPLL, RK3568_PMU_PLL_CON(16),
+ RK3568_PMU_MODE, 2, 10, 0, rk3568_pll_rates),
+};
+
+#ifndef CONFIG_SPL_BUILD
+static ulong
+rk3568_pmu_pll_set_rate(struct rk3568_clk_priv *priv,
+ ulong pll_id, ulong rate)
+{
+ struct udevice *pmucru_dev;
+ struct rk3568_pmuclk_priv *pmu_priv;
+ int ret;
+
+ ret = uclass_get_device_by_driver(UCLASS_CLK,
+ DM_DRIVER_GET(rockchip_rk3568_pmucru),
+ &pmucru_dev);
+ if (ret) {
+ printf("%s: could not find pmucru device\n", __func__);
+ return ret;
+ }
+ pmu_priv = dev_get_priv(pmucru_dev);
+
+ rockchip_pll_set_rate(&rk3568_pll_clks[pll_id],
+ pmu_priv->pmucru, pll_id, rate);
+
+ return 0;
+}
+#endif
+
+static ulong rk3568_pmu_pll_get_rate(struct rk3568_clk_priv *priv,
+ ulong pll_id)
+{
+ struct udevice *pmucru_dev;
+ struct rk3568_pmuclk_priv *pmu_priv;
+ int ret;
+
+ ret = uclass_get_device_by_driver(UCLASS_CLK,
+ DM_DRIVER_GET(rockchip_rk3568_pmucru),
+ &pmucru_dev);
+ if (ret) {
+ printf("%s: could not find pmucru device\n", __func__);
+ return ret;
+ }
+ pmu_priv = dev_get_priv(pmucru_dev);
+
+ return rockchip_pll_get_rate(&rk3568_pll_clks[pll_id],
+ pmu_priv->pmucru, pll_id);
+}
+
+/*
+ *
+ * rational_best_approximation(31415, 10000,
+ * (1 << 8) - 1, (1 << 5) - 1, &n, &d);
+ *
+ * you may look at given_numerator as a fixed point number,
+ * with the fractional part size described in given_denominator.
+ *
+ * for theoretical background, see:
+ * http://en.wikipedia.org/wiki/Continued_fraction
+ */
+static void rational_best_approximation(unsigned long given_numerator,
+ unsigned long given_denominator,
+ unsigned long max_numerator,
+ unsigned long max_denominator,
+ unsigned long *best_numerator,
+ unsigned long *best_denominator)
+{
+ unsigned long n, d, n0, d0, n1, d1;
+
+ n = given_numerator;
+ d = given_denominator;
+ n0 = 0;
+ d1 = 0;
+ n1 = 1;
+ d0 = 1;
+ for (;;) {
+ unsigned long t, a;
+
+ if (n1 > max_numerator || d1 > max_denominator) {
+ n1 = n0;
+ d1 = d0;
+ break;
+ }
+ if (d == 0)
+ break;
+ t = d;
+ a = n / d;
+ d = n % d;
+ n = t;
+ t = n0 + a * n1;
+ n0 = n1;
+ n1 = t;
+ t = d0 + a * d1;
+ d0 = d1;
+ d1 = t;
+ }
+ *best_numerator = n1;
+ *best_denominator = d1;
+}
+
+static ulong rk3568_rtc32k_get_pmuclk(struct rk3568_pmuclk_priv *priv)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ unsigned long m, n;
+ u32 fracdiv;
+
+ fracdiv = readl(&pmucru->pmu_clksel_con[1]);
+ m = fracdiv & RTC32K_FRAC_NUMERATOR_MASK;
+ m >>= RTC32K_FRAC_NUMERATOR_SHIFT;
+ n = fracdiv & RTC32K_FRAC_DENOMINATOR_MASK;
+ n >>= RTC32K_FRAC_DENOMINATOR_SHIFT;
+
+ return OSC_HZ * m / n;
+}
+
+static ulong rk3568_rtc32k_set_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong rate)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ unsigned long m, n, val;
+
+ rk_clrsetreg(&pmucru->pmu_clksel_con[0], RTC32K_SEL_MASK,
+ RTC32K_SEL_OSC0_DIV32K << RTC32K_SEL_SHIFT);
+
+ rational_best_approximation(rate, OSC_HZ,
+ GENMASK(16 - 1, 0),
+ GENMASK(16 - 1, 0),
+ &m, &n);
+ val = m << RTC32K_FRAC_NUMERATOR_SHIFT | n;
+ writel(val, &pmucru->pmu_clksel_con[1]);
+
+ return rk3568_rtc32k_get_pmuclk(priv);
+}
+
+static ulong rk3568_i2c_get_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong clk_id)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ u32 div, con;
+
+ switch (clk_id) {
+ case CLK_I2C0:
+ con = readl(&pmucru->pmu_clksel_con[3]);
+ div = (con & CLK_I2C0_DIV_MASK) >> CLK_I2C0_DIV_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return DIV_TO_RATE(priv->ppll_hz, div);
+}
+
+static ulong rk3568_i2c_set_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ int src_clk_div;
+
+ src_clk_div = DIV_ROUND_UP(priv->ppll_hz, rate);
+ assert(src_clk_div - 1 <= 127);
+
+ switch (clk_id) {
+ case CLK_I2C0:
+ rk_clrsetreg(&pmucru->pmu_clksel_con[3], CLK_I2C0_DIV_MASK,
+ (src_clk_div - 1) << CLK_I2C0_DIV_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_i2c_get_pmuclk(priv, clk_id);
+}
+
+static ulong rk3568_pwm_get_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong clk_id)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ u32 div, sel, con, parent;
+
+ switch (clk_id) {
+ case CLK_PWM0:
+ con = readl(&pmucru->pmu_clksel_con[6]);
+ sel = (con & CLK_PWM0_SEL_MASK) >> CLK_PWM0_SEL_SHIFT;
+ div = (con & CLK_PWM0_DIV_MASK) >> CLK_PWM0_DIV_SHIFT;
+ if (sel == CLK_PWM0_SEL_XIN24M)
+ parent = OSC_HZ;
+ else
+ parent = priv->ppll_hz;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return DIV_TO_RATE(parent, div);
+}
+
+static ulong rk3568_pwm_set_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ int src_clk_div;
+
+ switch (clk_id) {
+ case CLK_PWM0:
+ if (rate == OSC_HZ) {
+ rk_clrsetreg(&pmucru->pmu_clksel_con[6],
+ CLK_PWM0_SEL_MASK | CLK_PWM0_DIV_MASK,
+ (CLK_PWM0_SEL_XIN24M <<
+ CLK_PWM0_SEL_SHIFT) |
+ 0 << CLK_PWM0_SEL_SHIFT);
+ } else {
+ src_clk_div = DIV_ROUND_UP(priv->ppll_hz, rate);
+ assert(src_clk_div - 1 <= 127);
+ rk_clrsetreg(&pmucru->pmu_clksel_con[6],
+ CLK_PWM0_DIV_MASK | CLK_PWM0_DIV_MASK,
+ (CLK_PWM0_SEL_PPLL << CLK_PWM0_SEL_SHIFT) |
+ (src_clk_div - 1) << CLK_PWM0_DIV_SHIFT);
+ }
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_pwm_get_pmuclk(priv, clk_id);
+}
+
+static ulong rk3568_pmu_get_pmuclk(struct rk3568_pmuclk_priv *priv)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ u32 div, con, sel, parent;
+
+ con = readl(&pmucru->pmu_clksel_con[2]);
+ sel = (con & PCLK_PDPMU_SEL_MASK) >> PCLK_PDPMU_SEL_SHIFT;
+ div = (con & PCLK_PDPMU_DIV_MASK) >> PCLK_PDPMU_DIV_SHIFT;
+ if (sel)
+ parent = GPLL_HZ;
+ else
+ parent = priv->ppll_hz;
+
+ return DIV_TO_RATE(parent, div);
+}
+
+static ulong rk3568_pmu_set_pmuclk(struct rk3568_pmuclk_priv *priv,
+ ulong rate)
+{
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+ int src_clk_div;
+
+ src_clk_div = DIV_ROUND_UP(priv->ppll_hz, rate);
+ assert(src_clk_div - 1 <= 31);
+
+ rk_clrsetreg(&pmucru->pmu_clksel_con[2],
+ PCLK_PDPMU_DIV_MASK | PCLK_PDPMU_SEL_MASK,
+ (PCLK_PDPMU_SEL_PPLL << PCLK_PDPMU_SEL_SHIFT) |
+ ((src_clk_div - 1) << PCLK_PDPMU_DIV_SHIFT));
+
+ return rk3568_pmu_get_pmuclk(priv);
+}
+
+static ulong rk3568_pmuclk_get_rate(struct clk *clk)
+{
+ struct rk3568_pmuclk_priv *priv = dev_get_priv(clk->dev);
+ ulong rate = 0;
+
+ if (!priv->ppll_hz) {
+ printf("%s ppll=%lu\n", __func__, priv->ppll_hz);
+ return -ENOENT;
+ }
+
+ debug("%s %ld\n", __func__, clk->id);
+ switch (clk->id) {
+ case PLL_PPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[PPLL],
+ priv->pmucru, PPLL);
+ break;
+ case PLL_HPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[HPLL],
+ priv->pmucru, HPLL);
+ break;
+ case CLK_RTC_32K:
+ case CLK_RTC32K_FRAC:
+ rate = rk3568_rtc32k_get_pmuclk(priv);
+ break;
+ case CLK_I2C0:
+ rate = rk3568_i2c_get_pmuclk(priv, clk->id);
+ break;
+ case CLK_PWM0:
+ rate = rk3568_pwm_get_pmuclk(priv, clk->id);
+ break;
+ case PCLK_PMU:
+ rate = rk3568_pmu_get_pmuclk(priv);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+}
+
+static ulong rk3568_pmuclk_set_rate(struct clk *clk, ulong rate)
+{
+ struct rk3568_pmuclk_priv *priv = dev_get_priv(clk->dev);
+ ulong ret = 0;
+
+ if (!priv->ppll_hz) {
+ printf("%s ppll=%lu\n", __func__, priv->ppll_hz);
+ return -ENOENT;
+ }
+
+ debug("%s %ld %ld\n", __func__, clk->id, rate);
+ switch (clk->id) {
+ case PLL_PPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[PPLL],
+ priv->pmucru, PPLL, rate);
+ priv->ppll_hz = rockchip_pll_get_rate(&rk3568_pll_clks[PPLL],
+ priv->pmucru, PPLL);
+ break;
+ case PLL_HPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[HPLL],
+ priv->pmucru, HPLL, rate);
+ priv->hpll_hz = rockchip_pll_get_rate(&rk3568_pll_clks[HPLL],
+ priv->pmucru, HPLL);
+ break;
+ case CLK_RTC_32K:
+ case CLK_RTC32K_FRAC:
+ ret = rk3568_rtc32k_set_pmuclk(priv, rate);
+ break;
+ case CLK_I2C0:
+ ret = rk3568_i2c_set_pmuclk(priv, clk->id, rate);
+ break;
+ case CLK_PWM0:
+ ret = rk3568_pwm_set_pmuclk(priv, clk->id, rate);
+ break;
+ case PCLK_PMU:
+ ret = rk3568_pmu_set_pmuclk(priv, rate);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return ret;
+}
+
+static int rk3568_rtc32k_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_pmuclk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_pmucru *pmucru = priv->pmucru;
+
+ if (parent->id == CLK_RTC32K_FRAC)
+ rk_clrsetreg(&pmucru->pmu_clksel_con[0], RTC32K_SEL_MASK,
+ RTC32K_SEL_OSC0_DIV32K << RTC32K_SEL_SHIFT);
+ else
+ rk_clrsetreg(&pmucru->pmu_clksel_con[0], RTC32K_SEL_MASK,
+ RTC32K_SEL_OSC1_32K << RTC32K_SEL_SHIFT);
+
+ return 0;
+}
+
+static int rk3568_pmuclk_set_parent(struct clk *clk, struct clk *parent)
+{
+ switch (clk->id) {
+ case CLK_RTC_32K:
+ return rk3568_rtc32k_set_parent(clk, parent);
+ default:
+ return -ENOENT;
+ }
+}
+
+static struct clk_ops rk3568_pmuclk_ops = {
+ .get_rate = rk3568_pmuclk_get_rate,
+ .set_rate = rk3568_pmuclk_set_rate,
+ .set_parent = rk3568_pmuclk_set_parent,
+};
+
+static int rk3568_pmuclk_probe(struct udevice *dev)
+{
+ struct rk3568_pmuclk_priv *priv = dev_get_priv(dev);
+ int ret = 0;
+
+ if (priv->ppll_hz != PPLL_HZ) {
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[PPLL],
+ priv->pmucru,
+ PPLL, PPLL_HZ);
+ if (!ret)
+ priv->ppll_hz = PPLL_HZ;
+ }
+
+ /* Ungate PCIe30phy refclk_m and refclk_n */
+ rk_clrsetreg(&priv->pmucru->pmu_clkgate_con[2], 0x3 << 13, 0 << 13);
+ return 0;
+}
+
+static int rk3568_pmuclk_ofdata_to_platdata(struct udevice *dev)
+{
+ struct rk3568_pmuclk_priv *priv = dev_get_priv(dev);
+
+ priv->pmucru = dev_read_addr_ptr(dev);
+
+ return 0;
+}
+
+static int rk3568_pmuclk_bind(struct udevice *dev)
+{
+#if CONFIG_IS_ENABLED(RESET_ROCKCHIP)
+ int ret = 0;
+
+ ret = offsetof(struct rk3568_pmucru, pmu_softrst_con[0]);
+ ret = rockchip_reset_bind(dev, ret, 1);
+ if (ret)
+ debug("Warning: pmucru software reset driver bind faile\n");
+#endif
+
+ return 0;
+}
+
+static const struct udevice_id rk3568_pmuclk_ids[] = {
+ { .compatible = "rockchip,rk3568-pmucru" },
+ { }
+};
+
+U_BOOT_DRIVER(rockchip_rk3568_pmucru) = {
+ .name = "rockchip_rk3568_pmucru",
+ .id = UCLASS_CLK,
+ .of_match = rk3568_pmuclk_ids,
+ .priv_auto = sizeof(struct rk3568_pmuclk_priv),
+ .of_to_plat = rk3568_pmuclk_ofdata_to_platdata,
+ .ops = &rk3568_pmuclk_ops,
+ .bind = rk3568_pmuclk_bind,
+ .probe = rk3568_pmuclk_probe,
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+ .plat_auto = sizeof(struct rk3568_pmuclk_plat),
+#endif
+
+};
+
+static int rk3568_armclk_set_clk(struct rk3568_clk_priv *priv, ulong hz)
+{
+ struct rk3568_cru *cru = priv->cru;
+ const struct rockchip_cpu_rate_table *rate;
+ ulong old_rate;
+
+ rate = rockchip_get_cpu_settings(rk3568_cpu_rates, hz);
+ if (!rate) {
+ printf("%s unsupported rate\n", __func__);
+ return -EINVAL;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[0],
+ CLK_CORE_PRE_SEL_MASK,
+ (CLK_CORE_PRE_SEL_SRC << CLK_CORE_PRE_SEL_SHIFT));
+ rk_clrsetreg(&cru->clksel_con[2],
+ SCLK_CORE_PRE_SEL_MASK |
+ SCLK_CORE_SRC_SEL_MASK |
+ SCLK_CORE_SRC_DIV_MASK,
+ (SCLK_CORE_PRE_SEL_SRC <<
+ SCLK_CORE_PRE_SEL_SHIFT) |
+ (SCLK_CORE_SRC_SEL_APLL <<
+ SCLK_CORE_SRC_SEL_SHIFT) |
+ (1 << SCLK_CORE_SRC_DIV_SHIFT));
+
+ /*
+ * set up dependent divisors for DBG and ACLK clocks.
+ */
+ old_rate = rockchip_pll_get_rate(&rk3568_pll_clks[APLL],
+ priv->cru, APLL);
+ if (old_rate > hz) {
+ if (rockchip_pll_set_rate(&rk3568_pll_clks[APLL],
+ priv->cru, APLL, hz))
+ return -EINVAL;
+ rk_clrsetreg(&cru->clksel_con[3],
+ GICCLK_CORE_DIV_MASK | ATCLK_CORE_DIV_MASK,
+ rate->pclk_div << GICCLK_CORE_DIV_SHIFT |
+ rate->pclk_div << ATCLK_CORE_DIV_SHIFT);
+ rk_clrsetreg(&cru->clksel_con[4],
+ PERIPHCLK_CORE_PRE_DIV_MASK |
+ PCLK_CORE_PRE_DIV_MASK,
+ rate->pclk_div << PCLK_CORE_PRE_DIV_SHIFT |
+ rate->pclk_div << PERIPHCLK_CORE_PRE_DIV_SHIFT);
+ rk_clrsetreg(&cru->clksel_con[5],
+ ACLK_CORE_NDFT_DIV_MASK,
+ rate->aclk_div << ACLK_CORE_NDFT_DIV_SHIFT);
+ } else if (old_rate < hz) {
+ rk_clrsetreg(&cru->clksel_con[3],
+ GICCLK_CORE_DIV_MASK | ATCLK_CORE_DIV_MASK,
+ rate->pclk_div << GICCLK_CORE_DIV_SHIFT |
+ rate->pclk_div << ATCLK_CORE_DIV_SHIFT);
+ rk_clrsetreg(&cru->clksel_con[4],
+ PERIPHCLK_CORE_PRE_DIV_MASK |
+ PCLK_CORE_PRE_DIV_MASK,
+ rate->pclk_div << PCLK_CORE_PRE_DIV_SHIFT |
+ rate->pclk_div << PERIPHCLK_CORE_PRE_DIV_SHIFT);
+ rk_clrsetreg(&cru->clksel_con[5],
+ ACLK_CORE_NDFT_DIV_MASK,
+ rate->aclk_div << ACLK_CORE_NDFT_DIV_SHIFT);
+ if (rockchip_pll_set_rate(&rk3568_pll_clks[APLL],
+ priv->cru, APLL, hz))
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static ulong rk3568_cpll_div_get_rate(struct rk3568_clk_priv *priv,
+ ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int div, mask, shift, con;
+
+ switch (clk_id) {
+ case CPLL_500M:
+ con = 78;
+ mask = CPLL_500M_DIV_MASK;
+ shift = CPLL_500M_DIV_SHIFT;
+ break;
+ case CPLL_333M:
+ con = 79;
+ mask = CPLL_333M_DIV_MASK;
+ shift = CPLL_333M_DIV_SHIFT;
+ break;
+ case CPLL_250M:
+ con = 79;
+ mask = CPLL_250M_DIV_MASK;
+ shift = CPLL_250M_DIV_SHIFT;
+ break;
+ case CPLL_125M:
+ con = 80;
+ mask = CPLL_125M_DIV_MASK;
+ shift = CPLL_125M_DIV_SHIFT;
+ break;
+ case CPLL_100M:
+ con = 82;
+ mask = CPLL_100M_DIV_MASK;
+ shift = CPLL_100M_DIV_SHIFT;
+ break;
+ case CPLL_62P5M:
+ con = 80;
+ mask = CPLL_62P5M_DIV_MASK;
+ shift = CPLL_62P5M_DIV_SHIFT;
+ break;
+ case CPLL_50M:
+ con = 81;
+ mask = CPLL_50M_DIV_MASK;
+ shift = CPLL_50M_DIV_SHIFT;
+ break;
+ case CPLL_25M:
+ con = 81;
+ mask = CPLL_25M_DIV_MASK;
+ shift = CPLL_25M_DIV_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ div = (readl(&cru->clksel_con[con]) & mask) >> shift;
+ return DIV_TO_RATE(priv->cpll_hz, div);
+}
+
+static ulong rk3568_cpll_div_set_rate(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int div, mask, shift, con;
+
+ switch (clk_id) {
+ case CPLL_500M:
+ con = 78;
+ mask = CPLL_500M_DIV_MASK;
+ shift = CPLL_500M_DIV_SHIFT;
+ break;
+ case CPLL_333M:
+ con = 79;
+ mask = CPLL_333M_DIV_MASK;
+ shift = CPLL_333M_DIV_SHIFT;
+ break;
+ case CPLL_250M:
+ con = 79;
+ mask = CPLL_250M_DIV_MASK;
+ shift = CPLL_250M_DIV_SHIFT;
+ break;
+ case CPLL_125M:
+ con = 80;
+ mask = CPLL_125M_DIV_MASK;
+ shift = CPLL_125M_DIV_SHIFT;
+ break;
+ case CPLL_100M:
+ con = 82;
+ mask = CPLL_100M_DIV_MASK;
+ shift = CPLL_100M_DIV_SHIFT;
+ break;
+ case CPLL_62P5M:
+ con = 80;
+ mask = CPLL_62P5M_DIV_MASK;
+ shift = CPLL_62P5M_DIV_SHIFT;
+ break;
+ case CPLL_50M:
+ con = 81;
+ mask = CPLL_50M_DIV_MASK;
+ shift = CPLL_50M_DIV_SHIFT;
+ break;
+ case CPLL_25M:
+ con = 81;
+ mask = CPLL_25M_DIV_MASK;
+ shift = CPLL_25M_DIV_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ div = DIV_ROUND_UP(priv->cpll_hz, rate);
+ assert(div - 1 <= 31);
+ rk_clrsetreg(&cru->clksel_con[con],
+ mask, (div - 1) << shift);
+ return rk3568_cpll_div_get_rate(priv, clk_id);
+}
+
+static ulong rk3568_bus_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, sel, rate;
+
+ switch (clk_id) {
+ case ACLK_BUS:
+ con = readl(&cru->clksel_con[50]);
+ sel = (con & ACLK_BUS_SEL_MASK) >> ACLK_BUS_SEL_SHIFT;
+ if (sel == ACLK_BUS_SEL_200M)
+ rate = 200 * MHz;
+ else if (sel == ACLK_BUS_SEL_150M)
+ rate = 150 * MHz;
+ else if (sel == ACLK_BUS_SEL_100M)
+ rate = 100 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ case PCLK_BUS:
+ case PCLK_WDT_NS:
+ con = readl(&cru->clksel_con[50]);
+ sel = (con & PCLK_BUS_SEL_MASK) >> PCLK_BUS_SEL_SHIFT;
+ if (sel == PCLK_BUS_SEL_100M)
+ rate = 100 * MHz;
+ else if (sel == PCLK_BUS_SEL_75M)
+ rate = 75 * MHz;
+ else if (sel == PCLK_BUS_SEL_50M)
+ rate = 50 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+}
+
+static ulong rk3568_bus_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (clk_id) {
+ case ACLK_BUS:
+ if (rate == 200 * MHz)
+ src_clk = ACLK_BUS_SEL_200M;
+ else if (rate == 150 * MHz)
+ src_clk = ACLK_BUS_SEL_150M;
+ else if (rate == 100 * MHz)
+ src_clk = ACLK_BUS_SEL_100M;
+ else
+ src_clk = ACLK_BUS_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[50],
+ ACLK_BUS_SEL_MASK,
+ src_clk << ACLK_BUS_SEL_SHIFT);
+ break;
+ case PCLK_BUS:
+ case PCLK_WDT_NS:
+ if (rate == 100 * MHz)
+ src_clk = PCLK_BUS_SEL_100M;
+ else if (rate == 75 * MHz)
+ src_clk = PCLK_BUS_SEL_75M;
+ else if (rate == 50 * MHz)
+ src_clk = PCLK_BUS_SEL_50M;
+ else
+ src_clk = PCLK_BUS_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[50],
+ PCLK_BUS_SEL_MASK,
+ src_clk << PCLK_BUS_SEL_SHIFT);
+ break;
+
+ default:
+ printf("do not support this bus freq\n");
+ return -EINVAL;
+ }
+
+ return rk3568_bus_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_perimid_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, sel, rate;
+
+ switch (clk_id) {
+ case ACLK_PERIMID:
+ con = readl(&cru->clksel_con[10]);
+ sel = (con & ACLK_PERIMID_SEL_MASK) >> ACLK_PERIMID_SEL_SHIFT;
+ if (sel == ACLK_PERIMID_SEL_300M)
+ rate = 300 * MHz;
+ else if (sel == ACLK_PERIMID_SEL_200M)
+ rate = 200 * MHz;
+ else if (sel == ACLK_PERIMID_SEL_100M)
+ rate = 100 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ case HCLK_PERIMID:
+ con = readl(&cru->clksel_con[10]);
+ sel = (con & HCLK_PERIMID_SEL_MASK) >> HCLK_PERIMID_SEL_SHIFT;
+ if (sel == HCLK_PERIMID_SEL_150M)
+ rate = 150 * MHz;
+ else if (sel == HCLK_PERIMID_SEL_100M)
+ rate = 100 * MHz;
+ else if (sel == HCLK_PERIMID_SEL_75M)
+ rate = 75 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+}
+
+static ulong rk3568_perimid_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (clk_id) {
+ case ACLK_PERIMID:
+ if (rate == 300 * MHz)
+ src_clk = ACLK_PERIMID_SEL_300M;
+ else if (rate == 200 * MHz)
+ src_clk = ACLK_PERIMID_SEL_200M;
+ else if (rate == 100 * MHz)
+ src_clk = ACLK_PERIMID_SEL_100M;
+ else
+ src_clk = ACLK_PERIMID_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[10],
+ ACLK_PERIMID_SEL_MASK,
+ src_clk << ACLK_PERIMID_SEL_SHIFT);
+ break;
+ case HCLK_PERIMID:
+ if (rate == 150 * MHz)
+ src_clk = HCLK_PERIMID_SEL_150M;
+ else if (rate == 100 * MHz)
+ src_clk = HCLK_PERIMID_SEL_100M;
+ else if (rate == 75 * MHz)
+ src_clk = HCLK_PERIMID_SEL_75M;
+ else
+ src_clk = HCLK_PERIMID_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[10],
+ HCLK_PERIMID_SEL_MASK,
+ src_clk << HCLK_PERIMID_SEL_SHIFT);
+ break;
+
+ default:
+ printf("do not support this permid freq\n");
+ return -EINVAL;
+ }
+
+ return rk3568_perimid_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_top_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, sel, rate;
+
+ switch (clk_id) {
+ case ACLK_TOP_HIGH:
+ con = readl(&cru->clksel_con[73]);
+ sel = (con & ACLK_TOP_HIGH_SEL_MASK) >> ACLK_TOP_HIGH_SEL_SHIFT;
+ if (sel == ACLK_TOP_HIGH_SEL_500M)
+ rate = 500 * MHz;
+ else if (sel == ACLK_TOP_HIGH_SEL_400M)
+ rate = 400 * MHz;
+ else if (sel == ACLK_TOP_HIGH_SEL_300M)
+ rate = 300 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ case ACLK_TOP_LOW:
+ con = readl(&cru->clksel_con[73]);
+ sel = (con & ACLK_TOP_LOW_SEL_MASK) >> ACLK_TOP_LOW_SEL_SHIFT;
+ if (sel == ACLK_TOP_LOW_SEL_400M)
+ rate = 400 * MHz;
+ else if (sel == ACLK_TOP_LOW_SEL_300M)
+ rate = 300 * MHz;
+ else if (sel == ACLK_TOP_LOW_SEL_200M)
+ rate = 200 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ case HCLK_TOP:
+ con = readl(&cru->clksel_con[73]);
+ sel = (con & HCLK_TOP_SEL_MASK) >> HCLK_TOP_SEL_SHIFT;
+ if (sel == HCLK_TOP_SEL_150M)
+ rate = 150 * MHz;
+ else if (sel == HCLK_TOP_SEL_100M)
+ rate = 100 * MHz;
+ else if (sel == HCLK_TOP_SEL_75M)
+ rate = 75 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ case PCLK_TOP:
+ con = readl(&cru->clksel_con[73]);
+ sel = (con & PCLK_TOP_SEL_MASK) >> PCLK_TOP_SEL_SHIFT;
+ if (sel == PCLK_TOP_SEL_100M)
+ rate = 100 * MHz;
+ else if (sel == PCLK_TOP_SEL_75M)
+ rate = 75 * MHz;
+ else if (sel == PCLK_TOP_SEL_50M)
+ rate = 50 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+}
+
+static ulong rk3568_top_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (clk_id) {
+ case ACLK_TOP_HIGH:
+ if (rate == 500 * MHz)
+ src_clk = ACLK_TOP_HIGH_SEL_500M;
+ else if (rate == 400 * MHz)
+ src_clk = ACLK_TOP_HIGH_SEL_400M;
+ else if (rate == 300 * MHz)
+ src_clk = ACLK_TOP_HIGH_SEL_300M;
+ else
+ src_clk = ACLK_TOP_HIGH_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[73],
+ ACLK_TOP_HIGH_SEL_MASK,
+ src_clk << ACLK_TOP_HIGH_SEL_SHIFT);
+ break;
+ case ACLK_TOP_LOW:
+ if (rate == 400 * MHz)
+ src_clk = ACLK_TOP_LOW_SEL_400M;
+ else if (rate == 300 * MHz)
+ src_clk = ACLK_TOP_LOW_SEL_300M;
+ else if (rate == 200 * MHz)
+ src_clk = ACLK_TOP_LOW_SEL_200M;
+ else
+ src_clk = ACLK_TOP_LOW_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[73],
+ ACLK_TOP_LOW_SEL_MASK,
+ src_clk << ACLK_TOP_LOW_SEL_SHIFT);
+ break;
+ case HCLK_TOP:
+ if (rate == 150 * MHz)
+ src_clk = HCLK_TOP_SEL_150M;
+ else if (rate == 100 * MHz)
+ src_clk = HCLK_TOP_SEL_100M;
+ else if (rate == 75 * MHz)
+ src_clk = HCLK_TOP_SEL_75M;
+ else
+ src_clk = HCLK_TOP_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[73],
+ HCLK_TOP_SEL_MASK,
+ src_clk << HCLK_TOP_SEL_SHIFT);
+ break;
+ case PCLK_TOP:
+ if (rate == 100 * MHz)
+ src_clk = PCLK_TOP_SEL_100M;
+ else if (rate == 75 * MHz)
+ src_clk = PCLK_TOP_SEL_75M;
+ else if (rate == 50 * MHz)
+ src_clk = PCLK_TOP_SEL_50M;
+ else
+ src_clk = PCLK_TOP_SEL_24M;
+ rk_clrsetreg(&cru->clksel_con[73],
+ PCLK_TOP_SEL_MASK,
+ src_clk << PCLK_TOP_SEL_SHIFT);
+ break;
+
+ default:
+ printf("do not support this permid freq\n");
+ return -EINVAL;
+ }
+
+ return rk3568_top_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_i2c_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+ ulong rate;
+
+ switch (clk_id) {
+ case CLK_I2C1:
+ case CLK_I2C2:
+ case CLK_I2C3:
+ case CLK_I2C4:
+ case CLK_I2C5:
+ con = readl(&cru->clksel_con[71]);
+ sel = (con & CLK_I2C_SEL_MASK) >> CLK_I2C_SEL_SHIFT;
+ if (sel == CLK_I2C_SEL_200M)
+ rate = 200 * MHz;
+ else if (sel == CLK_I2C_SEL_100M)
+ rate = 100 * MHz;
+ else if (sel == CLK_I2C_SEL_CPLL_100M)
+ rate = 100 * MHz;
+ else
+ rate = OSC_HZ;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+}
+
+static ulong rk3568_i2c_set_clk(struct rk3568_clk_priv *priv, ulong clk_id,
+ ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ if (rate == 200 * MHz)
+ src_clk = CLK_I2C_SEL_200M;
+ else if (rate == 100 * MHz)
+ src_clk = CLK_I2C_SEL_100M;
+ else
+ src_clk = CLK_I2C_SEL_24M;
+
+ switch (clk_id) {
+ case CLK_I2C1:
+ case CLK_I2C2:
+ case CLK_I2C3:
+ case CLK_I2C4:
+ case CLK_I2C5:
+ rk_clrsetreg(&cru->clksel_con[71], CLK_I2C_SEL_MASK,
+ src_clk << CLK_I2C_SEL_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_i2c_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_spi_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[72]);
+
+ switch (clk_id) {
+ case CLK_SPI0:
+ sel = (con & CLK_SPI0_SEL_MASK) >> CLK_SPI0_SEL_SHIFT;
+ break;
+ case CLK_SPI1:
+ sel = (con & CLK_SPI1_SEL_MASK) >> CLK_SPI1_SEL_SHIFT;
+ break;
+ case CLK_SPI2:
+ sel = (con & CLK_SPI2_SEL_MASK) >> CLK_SPI2_SEL_SHIFT;
+ break;
+ case CLK_SPI3:
+ sel = (con & CLK_SPI3_SEL_MASK) >> CLK_SPI3_SEL_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ switch (sel) {
+ case CLK_SPI_SEL_200M:
+ return 200 * MHz;
+ case CLK_SPI_SEL_24M:
+ return OSC_HZ;
+ case CLK_SPI_SEL_CPLL_100M:
+ return 100 * MHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_spi_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ if (rate == 200 * MHz)
+ src_clk = CLK_SPI_SEL_200M;
+ else if (rate == 100 * MHz)
+ src_clk = CLK_SPI_SEL_CPLL_100M;
+ else
+ src_clk = CLK_SPI_SEL_24M;
+
+ switch (clk_id) {
+ case CLK_SPI0:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_SPI0_SEL_MASK,
+ src_clk << CLK_SPI0_SEL_SHIFT);
+ break;
+ case CLK_SPI1:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_SPI1_SEL_MASK,
+ src_clk << CLK_SPI1_SEL_SHIFT);
+ break;
+ case CLK_SPI2:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_SPI2_SEL_MASK,
+ src_clk << CLK_SPI2_SEL_SHIFT);
+ break;
+ case CLK_SPI3:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_SPI3_SEL_MASK,
+ src_clk << CLK_SPI3_SEL_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_spi_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_pwm_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[72]);
+
+ switch (clk_id) {
+ case CLK_PWM1:
+ sel = (con & CLK_PWM1_SEL_MASK) >> CLK_PWM3_SEL_SHIFT;
+ break;
+ case CLK_PWM2:
+ sel = (con & CLK_PWM2_SEL_MASK) >> CLK_PWM2_SEL_SHIFT;
+ break;
+ case CLK_PWM3:
+ sel = (con & CLK_PWM3_SEL_MASK) >> CLK_PWM3_SEL_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ switch (sel) {
+ case CLK_PWM_SEL_100M:
+ return 100 * MHz;
+ case CLK_PWM_SEL_24M:
+ return OSC_HZ;
+ case CLK_PWM_SEL_CPLL_100M:
+ return 100 * MHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_pwm_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ if (rate == 100 * MHz)
+ src_clk = CLK_PWM_SEL_100M;
+ else
+ src_clk = CLK_PWM_SEL_24M;
+
+ switch (clk_id) {
+ case CLK_PWM1:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_PWM1_SEL_MASK,
+ src_clk << CLK_PWM1_SEL_SHIFT);
+ break;
+ case CLK_PWM2:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_PWM2_SEL_MASK,
+ src_clk << CLK_PWM2_SEL_SHIFT);
+ break;
+ case CLK_PWM3:
+ rk_clrsetreg(&cru->clksel_con[72],
+ CLK_PWM3_SEL_MASK,
+ src_clk << CLK_PWM3_SEL_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_pwm_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_adc_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 div, sel, con, prate;
+
+ switch (clk_id) {
+ case CLK_SARADC:
+ return OSC_HZ;
+ case CLK_TSADC_TSEN:
+ con = readl(&cru->clksel_con[51]);
+ div = (con & CLK_TSADC_TSEN_DIV_MASK) >>
+ CLK_TSADC_TSEN_DIV_SHIFT;
+ sel = (con & CLK_TSADC_TSEN_SEL_MASK) >>
+ CLK_TSADC_TSEN_SEL_SHIFT;
+ if (sel == CLK_TSADC_TSEN_SEL_24M)
+ prate = OSC_HZ;
+ else
+ prate = 100 * MHz;
+ return DIV_TO_RATE(prate, div);
+ case CLK_TSADC:
+ con = readl(&cru->clksel_con[51]);
+ div = (con & CLK_TSADC_DIV_MASK) >> CLK_TSADC_DIV_SHIFT;
+ prate = rk3568_adc_get_clk(priv, CLK_TSADC_TSEN);
+ return DIV_TO_RATE(prate, div);
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_adc_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk_div;
+ ulong prate = 0;
+
+ switch (clk_id) {
+ case CLK_SARADC:
+ return OSC_HZ;
+ case CLK_TSADC_TSEN:
+ if (!(OSC_HZ % rate)) {
+ src_clk_div = DIV_ROUND_UP(OSC_HZ, rate);
+ assert(src_clk_div - 1 <= 7);
+ rk_clrsetreg(&cru->clksel_con[51],
+ CLK_TSADC_TSEN_SEL_MASK |
+ CLK_TSADC_TSEN_DIV_MASK,
+ (CLK_TSADC_TSEN_SEL_24M <<
+ CLK_TSADC_TSEN_SEL_SHIFT) |
+ (src_clk_div - 1) <<
+ CLK_TSADC_TSEN_DIV_SHIFT);
+ } else {
+ src_clk_div = DIV_ROUND_UP(100 * MHz, rate);
+ assert(src_clk_div - 1 <= 7);
+ rk_clrsetreg(&cru->clksel_con[51],
+ CLK_TSADC_TSEN_SEL_MASK |
+ CLK_TSADC_TSEN_DIV_MASK,
+ (CLK_TSADC_TSEN_SEL_100M <<
+ CLK_TSADC_TSEN_SEL_SHIFT) |
+ (src_clk_div - 1) <<
+ CLK_TSADC_TSEN_DIV_SHIFT);
+ }
+ break;
+ case CLK_TSADC:
+ prate = rk3568_adc_get_clk(priv, CLK_TSADC_TSEN);
+ src_clk_div = DIV_ROUND_UP(prate, rate);
+ assert(src_clk_div - 1 <= 128);
+ rk_clrsetreg(&cru->clksel_con[51],
+ CLK_TSADC_DIV_MASK,
+ (src_clk_div - 1) << CLK_TSADC_DIV_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+ return rk3568_adc_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_crypto_get_rate(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ switch (clk_id) {
+ case ACLK_SECURE_FLASH:
+ case ACLK_CRYPTO_NS:
+ con = readl(&cru->clksel_con[27]);
+ sel = (con & ACLK_SECURE_FLASH_SEL_MASK) >>
+ ACLK_SECURE_FLASH_SEL_SHIFT;
+ if (sel == ACLK_SECURE_FLASH_SEL_200M)
+ return 200 * MHz;
+ else if (sel == ACLK_SECURE_FLASH_SEL_150M)
+ return 150 * MHz;
+ else if (sel == ACLK_SECURE_FLASH_SEL_100M)
+ return 100 * MHz;
+ else
+ return 24 * MHz;
+ case HCLK_SECURE_FLASH:
+ case HCLK_CRYPTO_NS:
+ case CLK_CRYPTO_NS_RNG:
+ con = readl(&cru->clksel_con[27]);
+ sel = (con & HCLK_SECURE_FLASH_SEL_MASK) >>
+ HCLK_SECURE_FLASH_SEL_SHIFT;
+ if (sel == HCLK_SECURE_FLASH_SEL_150M)
+ return 150 * MHz;
+ else if (sel == HCLK_SECURE_FLASH_SEL_100M)
+ return 100 * MHz;
+ else if (sel == HCLK_SECURE_FLASH_SEL_75M)
+ return 75 * MHz;
+ else
+ return 24 * MHz;
+ case CLK_CRYPTO_NS_CORE:
+ con = readl(&cru->clksel_con[27]);
+ sel = (con & CLK_CRYPTO_CORE_SEL_MASK) >>
+ CLK_CRYPTO_CORE_SEL_SHIFT;
+ if (sel == CLK_CRYPTO_CORE_SEL_200M)
+ return 200 * MHz;
+ else if (sel == CLK_CRYPTO_CORE_SEL_150M)
+ return 150 * MHz;
+ else
+ return 100 * MHz;
+ case CLK_CRYPTO_NS_PKA:
+ con = readl(&cru->clksel_con[27]);
+ sel = (con & CLK_CRYPTO_PKA_SEL_MASK) >>
+ CLK_CRYPTO_PKA_SEL_SHIFT;
+ if (sel == CLK_CRYPTO_PKA_SEL_300M)
+ return 300 * MHz;
+ else if (sel == CLK_CRYPTO_PKA_SEL_200M)
+ return 200 * MHz;
+ else
+ return 100 * MHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_crypto_set_rate(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 src_clk, mask, shift;
+
+ switch (clk_id) {
+ case ACLK_SECURE_FLASH:
+ case ACLK_CRYPTO_NS:
+ mask = ACLK_SECURE_FLASH_SEL_MASK;
+ shift = ACLK_SECURE_FLASH_SEL_SHIFT;
+ if (rate == 200 * MHz)
+ src_clk = ACLK_SECURE_FLASH_SEL_200M;
+ else if (rate == 150 * MHz)
+ src_clk = ACLK_SECURE_FLASH_SEL_150M;
+ else if (rate == 100 * MHz)
+ src_clk = ACLK_SECURE_FLASH_SEL_100M;
+ else
+ src_clk = ACLK_SECURE_FLASH_SEL_24M;
+ break;
+ case HCLK_SECURE_FLASH:
+ case HCLK_CRYPTO_NS:
+ case CLK_CRYPTO_NS_RNG:
+ mask = HCLK_SECURE_FLASH_SEL_MASK;
+ shift = HCLK_SECURE_FLASH_SEL_SHIFT;
+ if (rate == 150 * MHz)
+ src_clk = HCLK_SECURE_FLASH_SEL_150M;
+ else if (rate == 100 * MHz)
+ src_clk = HCLK_SECURE_FLASH_SEL_100M;
+ else if (rate == 75 * MHz)
+ src_clk = HCLK_SECURE_FLASH_SEL_75M;
+ else
+ src_clk = HCLK_SECURE_FLASH_SEL_24M;
+ break;
+ case CLK_CRYPTO_NS_CORE:
+ mask = CLK_CRYPTO_CORE_SEL_MASK;
+ shift = CLK_CRYPTO_CORE_SEL_SHIFT;
+ if (rate == 200 * MHz)
+ src_clk = CLK_CRYPTO_CORE_SEL_200M;
+ else if (rate == 150 * MHz)
+ src_clk = CLK_CRYPTO_CORE_SEL_150M;
+ else
+ src_clk = CLK_CRYPTO_CORE_SEL_100M;
+ break;
+ case CLK_CRYPTO_NS_PKA:
+ mask = CLK_CRYPTO_PKA_SEL_MASK;
+ shift = CLK_CRYPTO_PKA_SEL_SHIFT;
+ if (rate == 300 * MHz)
+ src_clk = CLK_CRYPTO_PKA_SEL_300M;
+ else if (rate == 200 * MHz)
+ src_clk = CLK_CRYPTO_PKA_SEL_200M;
+ else
+ src_clk = CLK_CRYPTO_PKA_SEL_100M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[27], mask, src_clk << shift);
+
+ return rk3568_crypto_get_rate(priv, clk_id);
+}
+
+static ulong rk3568_sdmmc_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ switch (clk_id) {
+ case HCLK_SDMMC0:
+ case CLK_SDMMC0:
+ con = readl(&cru->clksel_con[30]);
+ sel = (con & CLK_SDMMC0_SEL_MASK) >> CLK_SDMMC0_SEL_SHIFT;
+ break;
+ case CLK_SDMMC1:
+ con = readl(&cru->clksel_con[30]);
+ sel = (con & CLK_SDMMC1_SEL_MASK) >> CLK_SDMMC1_SEL_SHIFT;
+ break;
+ case CLK_SDMMC2:
+ con = readl(&cru->clksel_con[32]);
+ sel = (con & CLK_SDMMC2_SEL_MASK) >> CLK_SDMMC2_SEL_SHIFT;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ switch (sel) {
+ case CLK_SDMMC_SEL_24M:
+ return OSC_HZ;
+ case CLK_SDMMC_SEL_400M:
+ return 400 * MHz;
+ case CLK_SDMMC_SEL_300M:
+ return 300 * MHz;
+ case CLK_SDMMC_SEL_100M:
+ return 100 * MHz;
+ case CLK_SDMMC_SEL_50M:
+ return 50 * MHz;
+ case CLK_SDMMC_SEL_750K:
+ return 750 * KHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_sdmmc_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case OSC_HZ:
+ src_clk = CLK_SDMMC_SEL_24M;
+ break;
+ case 400 * MHz:
+ src_clk = CLK_SDMMC_SEL_400M;
+ break;
+ case 300 * MHz:
+ src_clk = CLK_SDMMC_SEL_300M;
+ break;
+ case 100 * MHz:
+ src_clk = CLK_SDMMC_SEL_100M;
+ break;
+ case 52 * MHz:
+ case 50 * MHz:
+ src_clk = CLK_SDMMC_SEL_50M;
+ break;
+ case 750 * KHz:
+ case 400 * KHz:
+ src_clk = CLK_SDMMC_SEL_750K;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ switch (clk_id) {
+ case HCLK_SDMMC0:
+ case CLK_SDMMC0:
+ rk_clrsetreg(&cru->clksel_con[30],
+ CLK_SDMMC0_SEL_MASK,
+ src_clk << CLK_SDMMC0_SEL_SHIFT);
+ break;
+ case CLK_SDMMC1:
+ rk_clrsetreg(&cru->clksel_con[30],
+ CLK_SDMMC1_SEL_MASK,
+ src_clk << CLK_SDMMC1_SEL_SHIFT);
+ break;
+ case CLK_SDMMC2:
+ rk_clrsetreg(&cru->clksel_con[32],
+ CLK_SDMMC2_SEL_MASK,
+ src_clk << CLK_SDMMC2_SEL_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_sdmmc_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_sfc_get_clk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[28]);
+ sel = (con & SCLK_SFC_SEL_MASK) >> SCLK_SFC_SEL_SHIFT;
+ switch (sel) {
+ case SCLK_SFC_SEL_24M:
+ return OSC_HZ;
+ case SCLK_SFC_SEL_50M:
+ return 50 * MHz;
+ case SCLK_SFC_SEL_75M:
+ return 75 * MHz;
+ case SCLK_SFC_SEL_100M:
+ return 100 * MHz;
+ case SCLK_SFC_SEL_125M:
+ return 125 * MHz;
+ case SCLK_SFC_SEL_150M:
+ return 150 * KHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_sfc_set_clk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case OSC_HZ:
+ src_clk = SCLK_SFC_SEL_24M;
+ break;
+ case 50 * MHz:
+ src_clk = SCLK_SFC_SEL_50M;
+ break;
+ case 75 * MHz:
+ src_clk = SCLK_SFC_SEL_75M;
+ break;
+ case 100 * MHz:
+ src_clk = SCLK_SFC_SEL_100M;
+ break;
+ case 125 * MHz:
+ src_clk = SCLK_SFC_SEL_125M;
+ break;
+ case 150 * KHz:
+ src_clk = SCLK_SFC_SEL_150M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[28],
+ SCLK_SFC_SEL_MASK,
+ src_clk << SCLK_SFC_SEL_SHIFT);
+
+ return rk3568_sfc_get_clk(priv);
+}
+
+static ulong rk3568_nand_get_clk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[28]);
+ sel = (con & NCLK_NANDC_SEL_MASK) >> NCLK_NANDC_SEL_SHIFT;
+ switch (sel) {
+ case NCLK_NANDC_SEL_200M:
+ return 200 * MHz;
+ case NCLK_NANDC_SEL_150M:
+ return 150 * MHz;
+ case NCLK_NANDC_SEL_100M:
+ return 100 * MHz;
+ case NCLK_NANDC_SEL_24M:
+ return OSC_HZ;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_nand_set_clk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case OSC_HZ:
+ src_clk = NCLK_NANDC_SEL_24M;
+ break;
+ case 100 * MHz:
+ src_clk = NCLK_NANDC_SEL_100M;
+ break;
+ case 150 * MHz:
+ src_clk = NCLK_NANDC_SEL_150M;
+ break;
+ case 200 * MHz:
+ src_clk = NCLK_NANDC_SEL_200M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[28],
+ NCLK_NANDC_SEL_MASK,
+ src_clk << NCLK_NANDC_SEL_SHIFT);
+
+ return rk3568_nand_get_clk(priv);
+}
+
+static ulong rk3568_emmc_get_clk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[28]);
+ sel = (con & CCLK_EMMC_SEL_MASK) >> CCLK_EMMC_SEL_SHIFT;
+ switch (sel) {
+ case CCLK_EMMC_SEL_200M:
+ return 200 * MHz;
+ case CCLK_EMMC_SEL_150M:
+ return 150 * MHz;
+ case CCLK_EMMC_SEL_100M:
+ return 100 * MHz;
+ case CCLK_EMMC_SEL_50M:
+ return 50 * MHz;
+ case CCLK_EMMC_SEL_375K:
+ return 375 * KHz;
+ case CCLK_EMMC_SEL_24M:
+ return OSC_HZ;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_emmc_set_clk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case OSC_HZ:
+ src_clk = CCLK_EMMC_SEL_24M;
+ break;
+ case 52 * MHz:
+ case 50 * MHz:
+ src_clk = CCLK_EMMC_SEL_50M;
+ break;
+ case 100 * MHz:
+ src_clk = CCLK_EMMC_SEL_100M;
+ break;
+ case 150 * MHz:
+ src_clk = CCLK_EMMC_SEL_150M;
+ break;
+ case 200 * MHz:
+ src_clk = CCLK_EMMC_SEL_200M;
+ break;
+ case 400 * KHz:
+ case 375 * KHz:
+ src_clk = CCLK_EMMC_SEL_375K;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[28],
+ CCLK_EMMC_SEL_MASK,
+ src_clk << CCLK_EMMC_SEL_SHIFT);
+
+ return rk3568_emmc_get_clk(priv);
+}
+
+static ulong rk3568_emmc_get_bclk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[28]);
+ sel = (con & BCLK_EMMC_SEL_MASK) >> BCLK_EMMC_SEL_SHIFT;
+ switch (sel) {
+ case BCLK_EMMC_SEL_200M:
+ return 200 * MHz;
+ case BCLK_EMMC_SEL_150M:
+ return 150 * MHz;
+ case BCLK_EMMC_SEL_125M:
+ return 125 * MHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_emmc_set_bclk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case 200 * MHz:
+ src_clk = BCLK_EMMC_SEL_200M;
+ break;
+ case 150 * MHz:
+ src_clk = BCLK_EMMC_SEL_150M;
+ break;
+ case 125 * MHz:
+ src_clk = BCLK_EMMC_SEL_125M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[28],
+ BCLK_EMMC_SEL_MASK,
+ src_clk << BCLK_EMMC_SEL_SHIFT);
+
+ return rk3568_emmc_get_bclk(priv);
+}
+
+#ifndef CONFIG_SPL_BUILD
+static ulong rk3568_aclk_vop_get_clk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 div, sel, con, parent;
+
+ con = readl(&cru->clksel_con[38]);
+ div = (con & ACLK_VOP_PRE_DIV_MASK) >> ACLK_VOP_PRE_DIV_SHIFT;
+ sel = (con & ACLK_VOP_PRE_SEL_MASK) >> ACLK_VOP_PRE_SEL_SHIFT;
+ if (sel == ACLK_VOP_PRE_SEL_GPLL)
+ parent = priv->gpll_hz;
+ else if (sel == ACLK_VOP_PRE_SEL_CPLL)
+ parent = priv->cpll_hz;
+ else if (sel == ACLK_VOP_PRE_SEL_VPLL)
+ parent = priv->vpll_hz;
+ else
+ parent = priv->hpll_hz;
+
+ return DIV_TO_RATE(parent, div);
+}
+
+static ulong rk3568_aclk_vop_set_clk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk_div, src_clk_mux;
+
+ if ((priv->cpll_hz % rate) == 0) {
+ src_clk_div = DIV_ROUND_UP(priv->cpll_hz, rate);
+ src_clk_mux = ACLK_VOP_PRE_SEL_CPLL;
+ } else {
+ src_clk_div = DIV_ROUND_UP(priv->gpll_hz, rate);
+ src_clk_mux = ACLK_VOP_PRE_SEL_GPLL;
+ }
+ assert(src_clk_div - 1 <= 31);
+ rk_clrsetreg(&cru->clksel_con[38],
+ ACLK_VOP_PRE_SEL_MASK | ACLK_VOP_PRE_DIV_MASK,
+ src_clk_mux << ACLK_VOP_PRE_SEL_SHIFT |
+ (src_clk_div - 1) << ACLK_VOP_PRE_DIV_SHIFT);
+
+ return rk3568_aclk_vop_get_clk(priv);
+}
+
+static ulong rk3568_dclk_vop_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 conid, div, sel, con, parent;
+
+ switch (clk_id) {
+ case DCLK_VOP0:
+ conid = 39;
+ break;
+ case DCLK_VOP1:
+ conid = 40;
+ break;
+ case DCLK_VOP2:
+ conid = 41;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ con = readl(&cru->clksel_con[conid]);
+ div = (con & DCLK0_VOP_DIV_MASK) >> DCLK0_VOP_DIV_SHIFT;
+ sel = (con & DCLK0_VOP_SEL_MASK) >> DCLK0_VOP_SEL_SHIFT;
+ if (sel == DCLK_VOP_SEL_HPLL)
+ parent = rk3568_pmu_pll_get_rate(priv, HPLL);
+ else if (sel == DCLK_VOP_SEL_VPLL)
+ parent = rockchip_pll_get_rate(&rk3568_pll_clks[VPLL],
+ priv->cru, VPLL);
+ else if (sel == DCLK_VOP_SEL_GPLL)
+ parent = priv->gpll_hz;
+ else if (sel == DCLK_VOP_SEL_CPLL)
+ parent = priv->cpll_hz;
+ else
+ return -ENOENT;
+
+ return DIV_TO_RATE(parent, div);
+}
+
+#define RK3568_VOP_PLL_LIMIT_FREQ 600000000
+
+static ulong rk3568_dclk_vop_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ ulong pll_rate, now, best_rate = 0;
+ u32 i, conid, con, sel, div, best_div = 0, best_sel = 0;
+
+ switch (clk_id) {
+ case DCLK_VOP0:
+ conid = 39;
+ break;
+ case DCLK_VOP1:
+ conid = 40;
+ break;
+ case DCLK_VOP2:
+ conid = 41;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ con = readl(&cru->clksel_con[conid]);
+ sel = (con & DCLK0_VOP_SEL_MASK) >> DCLK0_VOP_SEL_SHIFT;
+
+ if (sel == DCLK_VOP_SEL_HPLL) {
+ div = 1;
+ rk_clrsetreg(&cru->clksel_con[conid],
+ DCLK0_VOP_DIV_MASK | DCLK0_VOP_SEL_MASK,
+ (DCLK_VOP_SEL_HPLL << DCLK0_VOP_SEL_SHIFT) |
+ ((div - 1) << DCLK0_VOP_DIV_SHIFT));
+ rk3568_pmu_pll_set_rate(priv, HPLL, div * rate);
+ } else if (sel == DCLK_VOP_SEL_VPLL) {
+ div = DIV_ROUND_UP(RK3568_VOP_PLL_LIMIT_FREQ, rate);
+ rk_clrsetreg(&cru->clksel_con[conid],
+ DCLK0_VOP_DIV_MASK | DCLK0_VOP_SEL_MASK,
+ (DCLK_VOP_SEL_VPLL << DCLK0_VOP_SEL_SHIFT) |
+ ((div - 1) << DCLK0_VOP_DIV_SHIFT));
+ rockchip_pll_set_rate(&rk3568_pll_clks[VPLL],
+ priv->cru, VPLL, div * rate);
+ } else {
+ for (i = 0; i <= DCLK_VOP_SEL_CPLL; i++) {
+ switch (i) {
+ case DCLK_VOP_SEL_GPLL:
+ pll_rate = priv->gpll_hz;
+ break;
+ case DCLK_VOP_SEL_CPLL:
+ pll_rate = priv->cpll_hz;
+ break;
+ default:
+ printf("do not support this vop pll sel\n");
+ return -EINVAL;
+ }
+
+ div = DIV_ROUND_UP(pll_rate, rate);
+ if (div > 255)
+ continue;
+ now = pll_rate / div;
+ if (abs(rate - now) < abs(rate - best_rate)) {
+ best_rate = now;
+ best_div = div;
+ best_sel = i;
+ }
+ debug("p_rate=%lu, best_rate=%lu, div=%u, sel=%u\n",
+ pll_rate, best_rate, best_div, best_sel);
+ }
+
+ if (best_rate) {
+ rk_clrsetreg(&cru->clksel_con[conid],
+ DCLK0_VOP_DIV_MASK | DCLK0_VOP_SEL_MASK,
+ best_sel << DCLK0_VOP_SEL_SHIFT |
+ (best_div - 1) << DCLK0_VOP_DIV_SHIFT);
+ } else {
+ printf("do not support this vop freq %lu\n", rate);
+ return -EINVAL;
+ }
+ }
+ return rk3568_dclk_vop_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_gmac_src_get_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[31 + mac_id * 2]);
+ sel = (con & CLK_MAC0_2TOP_SEL_MASK) >> CLK_MAC0_2TOP_SEL_SHIFT;
+
+ switch (sel) {
+ case CLK_MAC0_2TOP_SEL_125M:
+ return 125 * MHz;
+ case CLK_MAC0_2TOP_SEL_50M:
+ return 50 * MHz;
+ case CLK_MAC0_2TOP_SEL_25M:
+ return 25 * MHz;
+ case CLK_MAC0_2TOP_SEL_PPLL:
+ return rk3568_pmu_pll_get_rate(priv, HPLL);
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_gmac_src_set_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case 125 * MHz:
+ src_clk = CLK_MAC0_2TOP_SEL_125M;
+ break;
+ case 50 * MHz:
+ src_clk = CLK_MAC0_2TOP_SEL_50M;
+ break;
+ case 25 * MHz:
+ src_clk = CLK_MAC0_2TOP_SEL_25M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[31 + mac_id * 2],
+ CLK_MAC0_2TOP_SEL_MASK,
+ src_clk << CLK_MAC0_2TOP_SEL_SHIFT);
+
+ return rk3568_gmac_src_get_clk(priv, mac_id);
+}
+
+static ulong rk3568_gmac_out_get_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[31 + mac_id * 2]);
+ sel = (con & CLK_MAC0_OUT_SEL_MASK) >> CLK_MAC0_OUT_SEL_SHIFT;
+
+ switch (sel) {
+ case CLK_MAC0_OUT_SEL_125M:
+ return 125 * MHz;
+ case CLK_MAC0_OUT_SEL_50M:
+ return 50 * MHz;
+ case CLK_MAC0_OUT_SEL_25M:
+ return 25 * MHz;
+ case CLK_MAC0_OUT_SEL_24M:
+ return OSC_HZ;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_gmac_out_set_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case 125 * MHz:
+ src_clk = CLK_MAC0_OUT_SEL_125M;
+ break;
+ case 50 * MHz:
+ src_clk = CLK_MAC0_OUT_SEL_50M;
+ break;
+ case 25 * MHz:
+ src_clk = CLK_MAC0_OUT_SEL_25M;
+ break;
+ case 24 * MHz:
+ src_clk = CLK_MAC0_OUT_SEL_24M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[31 + mac_id * 2],
+ CLK_MAC0_OUT_SEL_MASK,
+ src_clk << CLK_MAC0_OUT_SEL_SHIFT);
+
+ return rk3568_gmac_out_get_clk(priv, mac_id);
+}
+
+static ulong rk3568_gmac_ptp_ref_get_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 sel, con;
+
+ con = readl(&cru->clksel_con[31 + mac_id * 2]);
+ sel = (con & CLK_GMAC0_PTP_REF_SEL_MASK) >> CLK_GMAC0_PTP_REF_SEL_SHIFT;
+
+ switch (sel) {
+ case CLK_GMAC0_PTP_REF_SEL_62_5M:
+ return 62500 * KHz;
+ case CLK_GMAC0_PTP_REF_SEL_100M:
+ return 100 * MHz;
+ case CLK_GMAC0_PTP_REF_SEL_50M:
+ return 50 * MHz;
+ case CLK_GMAC0_PTP_REF_SEL_24M:
+ return OSC_HZ;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_gmac_ptp_ref_set_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk;
+
+ switch (rate) {
+ case 62500 * KHz:
+ src_clk = CLK_GMAC0_PTP_REF_SEL_62_5M;
+ break;
+ case 100 * MHz:
+ src_clk = CLK_GMAC0_PTP_REF_SEL_100M;
+ break;
+ case 50 * MHz:
+ src_clk = CLK_GMAC0_PTP_REF_SEL_50M;
+ break;
+ case 24 * MHz:
+ src_clk = CLK_GMAC0_PTP_REF_SEL_24M;
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ rk_clrsetreg(&cru->clksel_con[31 + mac_id * 2],
+ CLK_GMAC0_PTP_REF_SEL_MASK,
+ src_clk << CLK_GMAC0_PTP_REF_SEL_SHIFT);
+
+ return rk3568_gmac_ptp_ref_get_clk(priv, mac_id);
+}
+
+static ulong rk3568_gmac_tx_rx_set_clk(struct rk3568_clk_priv *priv,
+ ulong mac_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, sel, div_sel;
+
+ con = readl(&cru->clksel_con[31 + mac_id * 2]);
+ sel = (con & RMII0_MODE_MASK) >> RMII0_MODE_SHIFT;
+
+ if (sel == RMII0_MODE_SEL_RGMII) {
+ if (rate == 2500000)
+ div_sel = RGMII0_CLK_SEL_2_5M;
+ else if (rate == 25000000)
+ div_sel = RGMII0_CLK_SEL_25M;
+ else
+ div_sel = RGMII0_CLK_SEL_125M;
+ rk_clrsetreg(&cru->clksel_con[31 + mac_id * 2],
+ RGMII0_CLK_SEL_MASK,
+ div_sel << RGMII0_CLK_SEL_SHIFT);
+ } else if (sel == RMII0_MODE_SEL_RMII) {
+ if (rate == 2500000)
+ div_sel = RMII0_CLK_SEL_2_5M;
+ else
+ div_sel = RMII0_CLK_SEL_25M;
+ rk_clrsetreg(&cru->clksel_con[31 + mac_id * 2],
+ RMII0_CLK_SEL_MASK,
+ div_sel << RMII0_CLK_SEL_SHIFT);
+ }
+
+ return 0;
+}
+
+static ulong rk3568_ebc_get_clk(struct rk3568_clk_priv *priv)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, div, p_rate;
+
+ con = readl(&cru->clksel_con[79]);
+ div = (con & CPLL_333M_DIV_MASK) >> CPLL_333M_DIV_SHIFT;
+ p_rate = DIV_TO_RATE(priv->cpll_hz, div);
+
+ con = readl(&cru->clksel_con[43]);
+ div = (con & DCLK_EBC_SEL_MASK) >> DCLK_EBC_SEL_SHIFT;
+ switch (div) {
+ case DCLK_EBC_SEL_GPLL_400M:
+ return 400 * MHz;
+ case DCLK_EBC_SEL_CPLL_333M:
+ return p_rate;
+ case DCLK_EBC_SEL_GPLL_200M:
+ return 200 * MHz;
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_ebc_set_clk(struct rk3568_clk_priv *priv, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk_div;
+
+ src_clk_div = DIV_ROUND_UP(priv->cpll_hz, rate);
+ assert(src_clk_div - 1 <= 31);
+ rk_clrsetreg(&cru->clksel_con[79],
+ CPLL_333M_DIV_MASK,
+ (src_clk_div - 1) << CPLL_333M_DIV_SHIFT);
+ rk_clrsetreg(&cru->clksel_con[43],
+ DCLK_EBC_SEL_MASK,
+ DCLK_EBC_SEL_CPLL_333M << DCLK_EBC_SEL_SHIFT);
+
+ return rk3568_ebc_get_clk(priv);
+}
+
+static ulong rk3568_rkvdec_get_clk(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 con, div, src, p_rate;
+
+ switch (clk_id) {
+ case ACLK_RKVDEC_PRE:
+ case ACLK_RKVDEC:
+ con = readl(&cru->clksel_con[47]);
+ src = (con & ACLK_RKVDEC_SEL_MASK) >> ACLK_RKVDEC_SEL_SHIFT;
+ div = (con & ACLK_RKVDEC_DIV_MASK) >> ACLK_RKVDEC_DIV_SHIFT;
+ if (src == ACLK_RKVDEC_SEL_CPLL)
+ p_rate = priv->cpll_hz;
+ else
+ p_rate = priv->gpll_hz;
+ return DIV_TO_RATE(p_rate, div);
+ case CLK_RKVDEC_CORE:
+ con = readl(&cru->clksel_con[49]);
+ src = (con & CLK_RKVDEC_CORE_SEL_MASK)
+ >> CLK_RKVDEC_CORE_SEL_SHIFT;
+ div = (con & CLK_RKVDEC_CORE_DIV_MASK)
+ >> CLK_RKVDEC_CORE_DIV_SHIFT;
+ if (src == CLK_RKVDEC_CORE_SEL_CPLL)
+ p_rate = priv->cpll_hz;
+ else if (src == CLK_RKVDEC_CORE_SEL_NPLL)
+ p_rate = priv->npll_hz;
+ else if (src == CLK_RKVDEC_CORE_SEL_VPLL)
+ p_rate = priv->vpll_hz;
+ else
+ p_rate = priv->gpll_hz;
+ return DIV_TO_RATE(p_rate, div);
+ default:
+ return -ENOENT;
+ }
+}
+
+static ulong rk3568_rkvdec_set_clk(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ int src_clk_div, src, p_rate;
+
+ switch (clk_id) {
+ case ACLK_RKVDEC_PRE:
+ case ACLK_RKVDEC:
+ src = (readl(&cru->clksel_con[47]) & ACLK_RKVDEC_SEL_MASK)
+ >> ACLK_RKVDEC_SEL_SHIFT;
+ if (src == ACLK_RKVDEC_SEL_CPLL)
+ p_rate = priv->cpll_hz;
+ else
+ p_rate = priv->gpll_hz;
+ src_clk_div = DIV_ROUND_UP(p_rate, rate);
+ assert(src_clk_div - 1 <= 31);
+ rk_clrsetreg(&cru->clksel_con[47],
+ ACLK_RKVDEC_SEL_MASK |
+ ACLK_RKVDEC_DIV_MASK,
+ (src << ACLK_RKVDEC_SEL_SHIFT) |
+ (src_clk_div - 1) << ACLK_RKVDEC_DIV_SHIFT);
+ break;
+ case CLK_RKVDEC_CORE:
+ src = (readl(&cru->clksel_con[49]) & CLK_RKVDEC_CORE_SEL_MASK)
+ >> CLK_RKVDEC_CORE_SEL_SHIFT;
+ if (src == CLK_RKVDEC_CORE_SEL_CPLL)
+ p_rate = priv->cpll_hz;
+ else if (src == CLK_RKVDEC_CORE_SEL_NPLL)
+ p_rate = priv->npll_hz;
+ else if (src == CLK_RKVDEC_CORE_SEL_VPLL)
+ p_rate = priv->vpll_hz;
+ else
+ p_rate = priv->gpll_hz;
+ src_clk_div = DIV_ROUND_UP(p_rate, rate);
+ assert(src_clk_div - 1 <= 31);
+ rk_clrsetreg(&cru->clksel_con[49],
+ CLK_RKVDEC_CORE_SEL_MASK |
+ CLK_RKVDEC_CORE_DIV_MASK,
+ (src << CLK_RKVDEC_CORE_SEL_SHIFT) |
+ (src_clk_div - 1) << CLK_RKVDEC_CORE_DIV_SHIFT);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rk3568_rkvdec_get_clk(priv, clk_id);
+}
+
+static ulong rk3568_uart_get_rate(struct rk3568_clk_priv *priv, ulong clk_id)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 reg, con, fracdiv, div, src, p_src, p_rate;
+ unsigned long m, n;
+
+ switch (clk_id) {
+ case SCLK_UART1:
+ reg = 52;
+ break;
+ case SCLK_UART2:
+ reg = 54;
+ break;
+ case SCLK_UART3:
+ reg = 56;
+ break;
+ case SCLK_UART4:
+ reg = 58;
+ break;
+ case SCLK_UART5:
+ reg = 60;
+ break;
+ case SCLK_UART6:
+ reg = 62;
+ break;
+ case SCLK_UART7:
+ reg = 64;
+ break;
+ case SCLK_UART8:
+ reg = 66;
+ break;
+ case SCLK_UART9:
+ reg = 68;
+ break;
+ default:
+ return -ENOENT;
+ }
+ con = readl(&cru->clksel_con[reg]);
+ src = (con & CLK_UART_SEL_MASK) >> CLK_UART_SEL_SHIFT;
+ div = (con & CLK_UART_SRC_DIV_MASK) >> CLK_UART_SRC_DIV_SHIFT;
+ p_src = (con & CLK_UART_SRC_SEL_MASK) >> CLK_UART_SRC_SEL_SHIFT;
+ if (p_src == CLK_UART_SRC_SEL_GPLL)
+ p_rate = priv->gpll_hz;
+ else if (p_src == CLK_UART_SRC_SEL_CPLL)
+ p_rate = priv->cpll_hz;
+ else
+ p_rate = 480000000;
+ if (src == CLK_UART_SEL_SRC) {
+ return DIV_TO_RATE(p_rate, div);
+ } else if (src == CLK_UART_SEL_FRAC) {
+ fracdiv = readl(&cru->clksel_con[reg + 1]);
+ n = fracdiv & CLK_UART_FRAC_NUMERATOR_MASK;
+ n >>= CLK_UART_FRAC_NUMERATOR_SHIFT;
+ m = fracdiv & CLK_UART_FRAC_DENOMINATOR_MASK;
+ m >>= CLK_UART_FRAC_DENOMINATOR_SHIFT;
+ return DIV_TO_RATE(p_rate, div) * n / m;
+ } else {
+ return OSC_HZ;
+ }
+}
+
+static ulong rk3568_uart_set_rate(struct rk3568_clk_priv *priv,
+ ulong clk_id, ulong rate)
+{
+ struct rk3568_cru *cru = priv->cru;
+ u32 reg, clk_src, uart_src, div;
+ unsigned long m = 0, n = 0, val;
+
+ if (priv->gpll_hz % rate == 0) {
+ clk_src = CLK_UART_SRC_SEL_GPLL;
+ uart_src = CLK_UART_SEL_SRC;
+ div = DIV_ROUND_UP(priv->gpll_hz, rate);
+ } else if (priv->cpll_hz % rate == 0) {
+ clk_src = CLK_UART_SRC_SEL_CPLL;
+ uart_src = CLK_UART_SEL_SRC;
+ div = DIV_ROUND_UP(priv->gpll_hz, rate);
+ } else if (rate == OSC_HZ) {
+ clk_src = CLK_UART_SRC_SEL_GPLL;
+ uart_src = CLK_UART_SEL_XIN24M;
+ div = 2;
+ } else {
+ clk_src = CLK_UART_SRC_SEL_GPLL;
+ uart_src = CLK_UART_SEL_FRAC;
+ div = 2;
+ rational_best_approximation(rate, priv->gpll_hz / div,
+ GENMASK(16 - 1, 0),
+ GENMASK(16 - 1, 0),
+ &m, &n);
+ }
+
+ switch (clk_id) {
+ case SCLK_UART1:
+ reg = 52;
+ break;
+ case SCLK_UART2:
+ reg = 54;
+ break;
+ case SCLK_UART3:
+ reg = 56;
+ break;
+ case SCLK_UART4:
+ reg = 58;
+ break;
+ case SCLK_UART5:
+ reg = 60;
+ break;
+ case SCLK_UART6:
+ reg = 62;
+ break;
+ case SCLK_UART7:
+ reg = 64;
+ break;
+ case SCLK_UART8:
+ reg = 66;
+ break;
+ case SCLK_UART9:
+ reg = 68;
+ break;
+ default:
+ return -ENOENT;
+ }
+ rk_clrsetreg(&cru->clksel_con[reg],
+ CLK_UART_SEL_MASK | CLK_UART_SRC_SEL_MASK |
+ CLK_UART_SRC_DIV_MASK,
+ (clk_src << CLK_UART_SRC_SEL_SHIFT) |
+ (uart_src << CLK_UART_SEL_SHIFT) |
+ ((div - 1) << CLK_UART_SRC_DIV_SHIFT));
+ if (m && n) {
+ val = m << CLK_UART_FRAC_NUMERATOR_SHIFT | n;
+ writel(val, &cru->clksel_con[reg + 1]);
+ }
+
+ return rk3568_uart_get_rate(priv, clk_id);
+}
+#endif
+
+static ulong rk3568_clk_get_rate(struct clk *clk)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ ulong rate = 0;
+
+ if (!priv->gpll_hz) {
+ printf("%s gpll=%lu\n", __func__, priv->gpll_hz);
+ return -ENOENT;
+ }
+
+ switch (clk->id) {
+ case PLL_APLL:
+ case ARMCLK:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[APLL], priv->cru,
+ APLL);
+ break;
+ case PLL_CPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[CPLL], priv->cru,
+ CPLL);
+ break;
+ case PLL_GPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[GPLL], priv->cru,
+ GPLL);
+ break;
+ case PLL_NPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[NPLL], priv->cru,
+ NPLL);
+ break;
+ case PLL_VPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[VPLL], priv->cru,
+ VPLL);
+ break;
+ case PLL_DPLL:
+ rate = rockchip_pll_get_rate(&rk3568_pll_clks[DPLL], priv->cru,
+ DPLL);
+ break;
+ case ACLK_BUS:
+ case PCLK_BUS:
+ case PCLK_WDT_NS:
+ rate = rk3568_bus_get_clk(priv, clk->id);
+ break;
+ case ACLK_PERIMID:
+ case HCLK_PERIMID:
+ rate = rk3568_perimid_get_clk(priv, clk->id);
+ break;
+ case ACLK_TOP_HIGH:
+ case ACLK_TOP_LOW:
+ case HCLK_TOP:
+ case PCLK_TOP:
+ rate = rk3568_top_get_clk(priv, clk->id);
+ break;
+ case CLK_I2C1:
+ case CLK_I2C2:
+ case CLK_I2C3:
+ case CLK_I2C4:
+ case CLK_I2C5:
+ rate = rk3568_i2c_get_clk(priv, clk->id);
+ break;
+ case CLK_SPI0:
+ case CLK_SPI1:
+ case CLK_SPI2:
+ case CLK_SPI3:
+ rate = rk3568_spi_get_clk(priv, clk->id);
+ break;
+ case CLK_PWM1:
+ case CLK_PWM2:
+ case CLK_PWM3:
+ rate = rk3568_pwm_get_clk(priv, clk->id);
+ break;
+ case CLK_SARADC:
+ case CLK_TSADC_TSEN:
+ case CLK_TSADC:
+ rate = rk3568_adc_get_clk(priv, clk->id);
+ break;
+ case HCLK_SDMMC0:
+ case CLK_SDMMC0:
+ case CLK_SDMMC1:
+ case CLK_SDMMC2:
+ rate = rk3568_sdmmc_get_clk(priv, clk->id);
+ break;
+ case SCLK_SFC:
+ rate = rk3568_sfc_get_clk(priv);
+ break;
+ case NCLK_NANDC:
+ rate = rk3568_nand_get_clk(priv);
+ break;
+ case CCLK_EMMC:
+ rate = rk3568_emmc_get_clk(priv);
+ break;
+ case BCLK_EMMC:
+ rate = rk3568_emmc_get_bclk(priv);
+ break;
+#ifndef CONFIG_SPL_BUILD
+ case ACLK_VOP:
+ rate = rk3568_aclk_vop_get_clk(priv);
+ break;
+ case DCLK_VOP0:
+ case DCLK_VOP1:
+ case DCLK_VOP2:
+ rate = rk3568_dclk_vop_get_clk(priv, clk->id);
+ break;
+ case SCLK_GMAC0:
+ case CLK_MAC0_2TOP:
+ case CLK_MAC0_REFOUT:
+ rate = rk3568_gmac_src_get_clk(priv, 0);
+ break;
+ case CLK_MAC0_OUT:
+ rate = rk3568_gmac_out_get_clk(priv, 0);
+ break;
+ case CLK_GMAC0_PTP_REF:
+ rate = rk3568_gmac_ptp_ref_get_clk(priv, 0);
+ break;
+ case SCLK_GMAC1:
+ case CLK_MAC1_2TOP:
+ case CLK_MAC1_REFOUT:
+ rate = rk3568_gmac_src_get_clk(priv, 1);
+ break;
+ case CLK_MAC1_OUT:
+ rate = rk3568_gmac_out_get_clk(priv, 1);
+ break;
+ case CLK_GMAC1_PTP_REF:
+ rate = rk3568_gmac_ptp_ref_get_clk(priv, 1);
+ break;
+ case DCLK_EBC:
+ rate = rk3568_ebc_get_clk(priv);
+ break;
+ case ACLK_RKVDEC_PRE:
+ case ACLK_RKVDEC:
+ case CLK_RKVDEC_CORE:
+ rate = rk3568_rkvdec_get_clk(priv, clk->id);
+ break;
+ case TCLK_WDT_NS:
+ rate = OSC_HZ;
+ break;
+ case SCLK_UART1:
+ case SCLK_UART2:
+ case SCLK_UART3:
+ case SCLK_UART4:
+ case SCLK_UART5:
+ case SCLK_UART6:
+ case SCLK_UART7:
+ case SCLK_UART8:
+ case SCLK_UART9:
+ rate = rk3568_uart_get_rate(priv, clk->id);
+ break;
+#endif
+ case ACLK_SECURE_FLASH:
+ case ACLK_CRYPTO_NS:
+ case HCLK_SECURE_FLASH:
+ case HCLK_CRYPTO_NS:
+ case CLK_CRYPTO_NS_RNG:
+ case CLK_CRYPTO_NS_CORE:
+ case CLK_CRYPTO_NS_PKA:
+ rate = rk3568_crypto_get_rate(priv, clk->id);
+ break;
+ case CPLL_500M:
+ case CPLL_333M:
+ case CPLL_250M:
+ case CPLL_125M:
+ case CPLL_100M:
+ case CPLL_62P5M:
+ case CPLL_50M:
+ case CPLL_25M:
+ rate = rk3568_cpll_div_get_rate(priv, clk->id);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return rate;
+};
+
+static ulong rk3568_clk_set_rate(struct clk *clk, ulong rate)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ ulong ret = 0;
+
+ if (!priv->gpll_hz) {
+ printf("%s gpll=%lu\n", __func__, priv->gpll_hz);
+ return -ENOENT;
+ }
+
+ switch (clk->id) {
+ case PLL_APLL:
+ case ARMCLK:
+ if (priv->armclk_hz)
+ rk3568_armclk_set_clk(priv, rate);
+ priv->armclk_hz = rate;
+ break;
+ case PLL_CPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[CPLL], priv->cru,
+ CPLL, rate);
+ priv->cpll_hz = rockchip_pll_get_rate(&rk3568_pll_clks[CPLL],
+ priv->cru, CPLL);
+ break;
+ case PLL_GPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[GPLL], priv->cru,
+ GPLL, rate);
+ priv->gpll_hz = rockchip_pll_get_rate(&rk3568_pll_clks[GPLL],
+ priv->cru, GPLL);
+ break;
+ case PLL_NPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[NPLL], priv->cru,
+ NPLL, rate);
+ break;
+ case PLL_VPLL:
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[VPLL], priv->cru,
+ VPLL, rate);
+ priv->vpll_hz = rockchip_pll_get_rate(&rk3568_pll_clks[VPLL],
+ priv->cru,
+ VPLL);
+ break;
+ case ACLK_BUS:
+ case PCLK_BUS:
+ case PCLK_WDT_NS:
+ ret = rk3568_bus_set_clk(priv, clk->id, rate);
+ break;
+ case ACLK_PERIMID:
+ case HCLK_PERIMID:
+ ret = rk3568_perimid_set_clk(priv, clk->id, rate);
+ break;
+ case ACLK_TOP_HIGH:
+ case ACLK_TOP_LOW:
+ case HCLK_TOP:
+ case PCLK_TOP:
+ ret = rk3568_top_set_clk(priv, clk->id, rate);
+ break;
+ case CLK_I2C1:
+ case CLK_I2C2:
+ case CLK_I2C3:
+ case CLK_I2C4:
+ case CLK_I2C5:
+ ret = rk3568_i2c_set_clk(priv, clk->id, rate);
+ break;
+ case CLK_SPI0:
+ case CLK_SPI1:
+ case CLK_SPI2:
+ case CLK_SPI3:
+ ret = rk3568_spi_set_clk(priv, clk->id, rate);
+ break;
+ case CLK_PWM1:
+ case CLK_PWM2:
+ case CLK_PWM3:
+ ret = rk3568_pwm_set_clk(priv, clk->id, rate);
+ break;
+ case CLK_SARADC:
+ case CLK_TSADC_TSEN:
+ case CLK_TSADC:
+ ret = rk3568_adc_set_clk(priv, clk->id, rate);
+ break;
+ case HCLK_SDMMC0:
+ case CLK_SDMMC0:
+ case CLK_SDMMC1:
+ case CLK_SDMMC2:
+ ret = rk3568_sdmmc_set_clk(priv, clk->id, rate);
+ break;
+ case SCLK_SFC:
+ ret = rk3568_sfc_set_clk(priv, rate);
+ break;
+ case NCLK_NANDC:
+ ret = rk3568_nand_set_clk(priv, rate);
+ break;
+ case CCLK_EMMC:
+ ret = rk3568_emmc_set_clk(priv, rate);
+ break;
+ case BCLK_EMMC:
+ ret = rk3568_emmc_set_bclk(priv, rate);
+ break;
+#ifndef CONFIG_SPL_BUILD
+ case ACLK_VOP:
+ ret = rk3568_aclk_vop_set_clk(priv, rate);
+ break;
+ case DCLK_VOP0:
+ case DCLK_VOP1:
+ case DCLK_VOP2:
+ ret = rk3568_dclk_vop_set_clk(priv, clk->id, rate);
+ break;
+ case SCLK_GMAC0:
+ case CLK_MAC0_2TOP:
+ case CLK_MAC0_REFOUT:
+ ret = rk3568_gmac_src_set_clk(priv, 0, rate);
+ break;
+ case CLK_MAC0_OUT:
+ ret = rk3568_gmac_out_set_clk(priv, 0, rate);
+ break;
+ case SCLK_GMAC0_RX_TX:
+ ret = rk3568_gmac_tx_rx_set_clk(priv, 0, rate);
+ break;
+ case CLK_GMAC0_PTP_REF:
+ ret = rk3568_gmac_ptp_ref_set_clk(priv, 0, rate);
+ break;
+ case SCLK_GMAC1:
+ case CLK_MAC1_2TOP:
+ case CLK_MAC1_REFOUT:
+ ret = rk3568_gmac_src_set_clk(priv, 1, rate);
+ break;
+ case CLK_MAC1_OUT:
+ ret = rk3568_gmac_out_set_clk(priv, 1, rate);
+ break;
+ case SCLK_GMAC1_RX_TX:
+ ret = rk3568_gmac_tx_rx_set_clk(priv, 1, rate);
+ break;
+ case CLK_GMAC1_PTP_REF:
+ ret = rk3568_gmac_ptp_ref_set_clk(priv, 1, rate);
+ break;
+ case DCLK_EBC:
+ ret = rk3568_ebc_set_clk(priv, rate);
+ break;
+ case ACLK_RKVDEC_PRE:
+ case ACLK_RKVDEC:
+ case CLK_RKVDEC_CORE:
+ ret = rk3568_rkvdec_set_clk(priv, clk->id, rate);
+ break;
+ case TCLK_WDT_NS:
+ ret = OSC_HZ;
+ break;
+ case SCLK_UART1:
+ case SCLK_UART2:
+ case SCLK_UART3:
+ case SCLK_UART4:
+ case SCLK_UART5:
+ case SCLK_UART6:
+ case SCLK_UART7:
+ case SCLK_UART8:
+ case SCLK_UART9:
+ ret = rk3568_uart_set_rate(priv, clk->id, rate);
+ break;
+#endif
+ case ACLK_SECURE_FLASH:
+ case ACLK_CRYPTO_NS:
+ case HCLK_SECURE_FLASH:
+ case HCLK_CRYPTO_NS:
+ case CLK_CRYPTO_NS_RNG:
+ case CLK_CRYPTO_NS_CORE:
+ case CLK_CRYPTO_NS_PKA:
+ ret = rk3568_crypto_set_rate(priv, clk->id, rate);
+ break;
+ case CPLL_500M:
+ case CPLL_333M:
+ case CPLL_250M:
+ case CPLL_125M:
+ case CPLL_100M:
+ case CPLL_62P5M:
+ case CPLL_50M:
+ case CPLL_25M:
+ ret = rk3568_cpll_div_set_rate(priv, clk->id, rate);
+ break;
+ default:
+ return -ENOENT;
+ }
+
+ return ret;
+};
+
+#if (IS_ENABLED(OF_CONTROL)) || (!IS_ENABLED(OF_PLATDATA))
+static int rk3568_gmac0_src_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+
+ if (parent->id == CLK_MAC0_2TOP)
+ rk_clrsetreg(&cru->clksel_con[31],
+ RMII0_EXTCLK_SEL_MASK,
+ RMII0_EXTCLK_SEL_MAC0_TOP <<
+ RMII0_EXTCLK_SEL_SHIFT);
+ else
+ rk_clrsetreg(&cru->clksel_con[31],
+ RMII0_EXTCLK_SEL_MASK,
+ RMII0_EXTCLK_SEL_IO << RMII0_EXTCLK_SEL_SHIFT);
+ return 0;
+}
+
+static int rk3568_gmac1_src_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+
+ if (parent->id == CLK_MAC1_2TOP)
+ rk_clrsetreg(&cru->clksel_con[33],
+ RMII0_EXTCLK_SEL_MASK,
+ RMII0_EXTCLK_SEL_MAC0_TOP <<
+ RMII0_EXTCLK_SEL_SHIFT);
+ else
+ rk_clrsetreg(&cru->clksel_con[33],
+ RMII0_EXTCLK_SEL_MASK,
+ RMII0_EXTCLK_SEL_IO << RMII0_EXTCLK_SEL_SHIFT);
+ return 0;
+}
+
+static int rk3568_gmac0_tx_rx_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+
+ if (parent->id == SCLK_GMAC0_RGMII_SPEED)
+ rk_clrsetreg(&cru->clksel_con[31],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_RGMII << RMII0_MODE_SHIFT);
+ else if (parent->id == SCLK_GMAC0_RMII_SPEED)
+ rk_clrsetreg(&cru->clksel_con[31],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_RMII << RMII0_MODE_SHIFT);
+ else
+ rk_clrsetreg(&cru->clksel_con[31],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_GMII << RMII0_MODE_SHIFT);
+
+ return 0;
+}
+
+static int rk3568_gmac1_tx_rx_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+
+ if (parent->id == SCLK_GMAC1_RGMII_SPEED)
+ rk_clrsetreg(&cru->clksel_con[33],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_RGMII << RMII0_MODE_SHIFT);
+ else if (parent->id == SCLK_GMAC1_RMII_SPEED)
+ rk_clrsetreg(&cru->clksel_con[33],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_RMII << RMII0_MODE_SHIFT);
+ else
+ rk_clrsetreg(&cru->clksel_con[33],
+ RMII0_MODE_MASK,
+ RMII0_MODE_SEL_GMII << RMII0_MODE_SHIFT);
+
+ return 0;
+}
+
+static int rk3568_dclk_vop_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+ u32 con_id;
+
+ switch (clk->id) {
+ case DCLK_VOP0:
+ con_id = 39;
+ break;
+ case DCLK_VOP1:
+ con_id = 40;
+ break;
+ case DCLK_VOP2:
+ con_id = 41;
+ break;
+ default:
+ return -EINVAL;
+ }
+ if (parent->id == PLL_VPLL) {
+ rk_clrsetreg(&cru->clksel_con[con_id], DCLK0_VOP_SEL_MASK,
+ DCLK_VOP_SEL_VPLL << DCLK0_VOP_SEL_SHIFT);
+ } else {
+ rk_clrsetreg(&cru->clksel_con[con_id], DCLK0_VOP_SEL_MASK,
+ DCLK_VOP_SEL_HPLL << DCLK0_VOP_SEL_SHIFT);
+ }
+
+ return 0;
+}
+
+static int rk3568_rkvdec_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(clk->dev);
+ struct rk3568_cru *cru = priv->cru;
+ u32 con_id, mask, shift;
+
+ switch (clk->id) {
+ case ACLK_RKVDEC_PRE:
+ con_id = 47;
+ mask = ACLK_RKVDEC_SEL_MASK;
+ shift = ACLK_RKVDEC_SEL_SHIFT;
+ break;
+ case CLK_RKVDEC_CORE:
+ con_id = 49;
+ mask = CLK_RKVDEC_CORE_SEL_MASK;
+ shift = CLK_RKVDEC_CORE_SEL_SHIFT;
+ break;
+ default:
+ return -EINVAL;
+ }
+ if (parent->id == PLL_CPLL) {
+ rk_clrsetreg(&cru->clksel_con[con_id], mask,
+ ACLK_RKVDEC_SEL_CPLL << shift);
+ } else {
+ rk_clrsetreg(&cru->clksel_con[con_id], mask,
+ ACLK_RKVDEC_SEL_GPLL << shift);
+ }
+
+ return 0;
+}
+
+static int rk3568_clk_set_parent(struct clk *clk, struct clk *parent)
+{
+ switch (clk->id) {
+ case SCLK_GMAC0:
+ return rk3568_gmac0_src_set_parent(clk, parent);
+ case SCLK_GMAC1:
+ return rk3568_gmac1_src_set_parent(clk, parent);
+ case SCLK_GMAC0_RX_TX:
+ return rk3568_gmac0_tx_rx_set_parent(clk, parent);
+ case SCLK_GMAC1_RX_TX:
+ return rk3568_gmac1_tx_rx_set_parent(clk, parent);
+ case DCLK_VOP0:
+ case DCLK_VOP1:
+ case DCLK_VOP2:
+ return rk3568_dclk_vop_set_parent(clk, parent);
+ case ACLK_RKVDEC_PRE:
+ case CLK_RKVDEC_CORE:
+ return rk3568_rkvdec_set_parent(clk, parent);
+ default:
+ return -ENOENT;
+ }
+
+ return 0;
+}
+#endif
+
+static struct clk_ops rk3568_clk_ops = {
+ .get_rate = rk3568_clk_get_rate,
+ .set_rate = rk3568_clk_set_rate,
+#if (IS_ENABLED(OF_CONTROL)) || (!IS_ENABLED(OF_PLATDATA))
+ .set_parent = rk3568_clk_set_parent,
+#endif
+};
+
+static void rk3568_clk_init(struct rk3568_clk_priv *priv)
+{
+ int ret;
+
+ priv->sync_kernel = false;
+ if (!priv->armclk_enter_hz) {
+ priv->armclk_enter_hz =
+ rockchip_pll_get_rate(&rk3568_pll_clks[APLL],
+ priv->cru, APLL);
+ priv->armclk_init_hz = priv->armclk_enter_hz;
+ }
+
+ if (priv->armclk_init_hz != APLL_HZ) {
+ ret = rk3568_armclk_set_clk(priv, APLL_HZ);
+ if (!ret)
+ priv->armclk_init_hz = APLL_HZ;
+ }
+ if (priv->cpll_hz != CPLL_HZ) {
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[CPLL], priv->cru,
+ CPLL, CPLL_HZ);
+ if (!ret)
+ priv->cpll_hz = CPLL_HZ;
+ }
+ if (priv->gpll_hz != GPLL_HZ) {
+ ret = rockchip_pll_set_rate(&rk3568_pll_clks[GPLL], priv->cru,
+ GPLL, GPLL_HZ);
+ if (!ret)
+ priv->gpll_hz = GPLL_HZ;
+ }
+
+#ifdef CONFIG_SPL_BUILD
+ ret = rk3568_bus_set_clk(priv, ACLK_BUS, 150000000);
+ if (ret < 0)
+ printf("Fail to set the ACLK_BUS clock.\n");
+#endif
+
+ priv->ppll_hz = rk3568_pmu_pll_get_rate(priv, PPLL);
+ priv->hpll_hz = rk3568_pmu_pll_get_rate(priv, HPLL);
+}
+
+static int rk3568_clk_probe(struct udevice *dev)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+ if (IS_ERR(priv->grf))
+ return PTR_ERR(priv->grf);
+
+ rk3568_clk_init(priv);
+
+ /* Process 'assigned-{clocks/clock-parents/clock-rates}' properties */
+ ret = clk_set_defaults(dev, 1);
+ if (ret)
+ debug("%s clk_set_defaults failed %d\n", __func__, ret);
+ else
+ priv->sync_kernel = true;
+
+ return 0;
+}
+
+static int rk3568_clk_ofdata_to_platdata(struct udevice *dev)
+{
+ struct rk3568_clk_priv *priv = dev_get_priv(dev);
+
+ priv->cru = dev_read_addr_ptr(dev);
+
+ return 0;
+}
+
+static int rk3568_clk_bind(struct udevice *dev)
+{
+ int ret;
+ struct udevice *sys_child;
+ struct sysreset_reg *priv;
+
+ /* The reset driver does not have a device node, so bind it here */
+ ret = device_bind_driver(dev, "rockchip_sysreset", "sysreset",
+ &sys_child);
+ if (ret) {
+ debug("Warning: No sysreset driver: ret=%d\n", ret);
+ } else {
+ priv = malloc(sizeof(struct sysreset_reg));
+ priv->glb_srst_fst_value = offsetof(struct rk3568_cru,
+ glb_srst_fst);
+ priv->glb_srst_snd_value = offsetof(struct rk3568_cru,
+ glb_srsr_snd);
+ }
+
+#if CONFIG_IS_ENABLED(RESET_ROCKCHIP)
+ ret = offsetof(struct rk3568_cru, softrst_con[0]);
+ ret = rockchip_reset_bind(dev, ret, 30);
+ if (ret)
+ debug("Warning: software reset driver bind faile\n");
+#endif
+
+ return 0;
+}
+
+static const struct udevice_id rk3568_clk_ids[] = {
+ { .compatible = "rockchip,rk3568-cru" },
+ { }
+};
+
+U_BOOT_DRIVER(rockchip_rk3568_cru) = {
+ .name = "rockchip_rk3568_cru",
+ .id = UCLASS_CLK,
+ .of_match = rk3568_clk_ids,
+ .priv_auto = sizeof(struct rk3568_clk_priv),
+ .of_to_plat = rk3568_clk_ofdata_to_platdata,
+ .ops = &rk3568_clk_ops,
+ .bind = rk3568_clk_bind,
+ .probe = rk3568_clk_probe,
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+ .plat_auto = sizeof(struct rk3568_clk_plat),
+#endif
+};
projects / u-boot.git / commitdiff