+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * PPC-AG BG0900 board
- *
- * Copyright (C) 2013 Marek Vasut <marex@denx.de>
- */
-
-#include <common.h>
-#include <init.h>
-#include <net.h>
-#include <asm/global_data.h>
-#include <asm/gpio.h>
-#include <asm/io.h>
-#include <asm/arch/imx-regs.h>
-#include <asm/arch/iomux-mx28.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/sys_proto.h>
-#include <linux/delay.h>
-#include <linux/mii.h>
-#include <miiphy.h>
-#include <netdev.h>
-#include <errno.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * Functions
- */
-int board_early_init_f(void)
-{
- /* IO0 clock at 480MHz */
- mxs_set_ioclk(MXC_IOCLK0, 480000);
- /* IO1 clock at 480MHz */
- mxs_set_ioclk(MXC_IOCLK1, 480000);
-
- /* SSP2 clock at 160MHz */
- mxs_set_sspclk(MXC_SSPCLK2, 160000, 0);
-
- return 0;
-}
-
-int dram_init(void)
-{
- return mxs_dram_init();
-}
-
-int board_init(void)
-{
- /* Adress of boot parameters */
- gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
-
- return 0;
-}
-
-#ifdef CONFIG_CMD_NET
-int board_eth_init(struct bd_info *bis)
-{
- struct mxs_clkctrl_regs *clkctrl_regs =
- (struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
- struct eth_device *dev;
- int ret;
-
- ret = cpu_eth_init(bis);
-
- /* BG0900 uses ENET_CLK PAD to drive FEC clock */
- writel(CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN,
- &clkctrl_regs->hw_clkctrl_enet);
-
- /* Reset FEC PHYs */
- gpio_direction_output(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 0);
- udelay(200);
- gpio_set_value(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 1);
-
- ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE);
- if (ret) {
- puts("FEC MXS: Unable to init FEC0\n");
- return ret;
- }
-
- dev = eth_get_dev_by_name("FEC0");
- if (!dev) {
- puts("FEC MXS: Unable to get FEC0 device entry\n");
- return -EINVAL;
- }
-
- return ret;
-}
-
-#endif
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * PPC-AG BG0900 Boot setup
- *
- * Copyright (C) 2013 Marek Vasut <marex@denx.de>
- */
-
-#include <common.h>
-#include <config.h>
-#include <asm/io.h>
-#include <asm/arch/iomux-mx28.h>
-#include <asm/arch/imx-regs.h>
-#include <asm/arch/sys_proto.h>
-
-#define MUX_CONFIG_GPMI (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
-#define MUX_CONFIG_ENET (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
-#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
-#define MUX_CONFIG_SSP2 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
-
-const iomux_cfg_t iomux_setup[] = {
- /* DUART */
- MX28_PAD_PWM0__DUART_RX,
- MX28_PAD_PWM1__DUART_TX,
-
- /* GPMI NAND */
- MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D01__GPMI_D1 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D02__GPMI_D2 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D03__GPMI_D3 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D04__GPMI_D4 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D05__GPMI_D5 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D06__GPMI_D6 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_D07__GPMI_D7 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_CE0N__GPMI_CE0N | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_RDY0__GPMI_READY0 | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_RDN__GPMI_RDN |
- (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
- MX28_PAD_GPMI_WRN__GPMI_WRN | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_ALE__GPMI_ALE | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_CLE__GPMI_CLE | MUX_CONFIG_GPMI,
- MX28_PAD_GPMI_RESETN__GPMI_RESETN | MUX_CONFIG_GPMI,
-
- /* FEC0 */
- MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MUX_CONFIG_ENET,
- MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MUX_CONFIG_ENET,
- MX28_PAD_ENET_CLK__CLKCTRL_ENET | MUX_CONFIG_ENET,
-
- /* FEC0 Reset */
- MX28_PAD_ENET0_RX_CLK__GPIO_4_13 |
- (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
-
- /* EMI */
- MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI,
- MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI,
-
- MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI,
- MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
- MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
- MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
- MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
- MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
- MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
-
- /* SPI2 (for SPI flash) */
- MX28_PAD_SSP2_SCK__SSP2_SCK | MUX_CONFIG_SSP2,
- MX28_PAD_SSP2_MOSI__SSP2_CMD | MUX_CONFIG_SSP2,
- MX28_PAD_SSP2_MISO__SSP2_D0 | MUX_CONFIG_SSP2,
- MX28_PAD_SSP2_SS0__SSP2_D3 |
- (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
-};
-
-void mxs_adjust_memory_params(uint32_t *dram_vals)
-{
- /*
- * DDR Controller Registers
- * Manufacturer: Winbond
- * Device Part Number: W972GG6JB-25I
- * Clock Freq.: 200MHz
- * Density: 2Gb
- * Chip Selects: 1
- * Number of Banks: 8
- * Row address: 14
- * Column address: 10
- */
-
- dram_vals[0x74 / 4] = 0x0102010A;
- dram_vals[0x98 / 4] = 0x04005003;
- dram_vals[0x9c / 4] = 0x090000c8;
-
- dram_vals[0xa8 / 4] = 0x0036b009;
- dram_vals[0xac / 4] = 0x03270612;
-
- dram_vals[0xb0 / 4] = 0x02020202;
- dram_vals[0xb4 / 4] = 0x00c80029;
-
- dram_vals[0xc0 / 4] = 0x00011900;
-
- dram_vals[0x12c / 4] = 0x07400300;
- dram_vals[0x130 / 4] = 0x07400300;
- dram_vals[0x2c4 / 4] = 0x02030303;
-}
-
-void board_init_ll(const uint32_t arg, const uint32_t *resptr)
-{
- mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup));
-}
projects / u-boot.git / commitdiff
