+++ /dev/null
-/*
- * Copyright (C) 2016 Socionext Inc.
- * Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef __MATSUSHITA_COMMON_H__
-#define __MATSUSHITA_COMMON_H__
-
-#define MATSU_SD_CMD 0x000 /* command */
-#define MATSU_SD_CMD_NOSTOP BIT(14) /* No automatic CMD12 issue */
-#define MATSU_SD_CMD_MULTI BIT(13) /* multiple block transfer */
-#define MATSU_SD_CMD_RD BIT(12) /* 1: read, 0: write */
-#define MATSU_SD_CMD_DATA BIT(11) /* data transfer */
-#define MATSU_SD_CMD_APP BIT(6) /* ACMD preceded by CMD55 */
-#define MATSU_SD_CMD_NORMAL (0 << 8)/* auto-detect of resp-type */
-#define MATSU_SD_CMD_RSP_NONE (3 << 8)/* response: none */
-#define MATSU_SD_CMD_RSP_R1 (4 << 8)/* response: R1, R5, R6, R7 */
-#define MATSU_SD_CMD_RSP_R1B (5 << 8)/* response: R1b, R5b */
-#define MATSU_SD_CMD_RSP_R2 (6 << 8)/* response: R2 */
-#define MATSU_SD_CMD_RSP_R3 (7 << 8)/* response: R3, R4 */
-#define MATSU_SD_ARG 0x008 /* command argument */
-#define MATSU_SD_STOP 0x010 /* stop action control */
-#define MATSU_SD_STOP_SEC BIT(8) /* use sector count */
-#define MATSU_SD_STOP_STP BIT(0) /* issue CMD12 */
-#define MATSU_SD_SECCNT 0x014 /* sector counter */
-#define MATSU_SD_RSP10 0x018 /* response[39:8] */
-#define MATSU_SD_RSP32 0x020 /* response[71:40] */
-#define MATSU_SD_RSP54 0x028 /* response[103:72] */
-#define MATSU_SD_RSP76 0x030 /* response[127:104] */
-#define MATSU_SD_INFO1 0x038 /* IRQ status 1 */
-#define MATSU_SD_INFO1_CD BIT(5) /* state of card detect */
-#define MATSU_SD_INFO1_INSERT BIT(4) /* card inserted */
-#define MATSU_SD_INFO1_REMOVE BIT(3) /* card removed */
-#define MATSU_SD_INFO1_CMP BIT(2) /* data complete */
-#define MATSU_SD_INFO1_RSP BIT(0) /* response complete */
-#define MATSU_SD_INFO2 0x03c /* IRQ status 2 */
-#define MATSU_SD_INFO2_ERR_ILA BIT(15) /* illegal access err */
-#define MATSU_SD_INFO2_CBSY BIT(14) /* command busy */
-#define MATSU_SD_INFO2_SCLKDIVEN BIT(13) /* command setting reg ena */
-#define MATSU_SD_INFO2_BWE BIT(9) /* write buffer ready */
-#define MATSU_SD_INFO2_BRE BIT(8) /* read buffer ready */
-#define MATSU_SD_INFO2_DAT0 BIT(7) /* SDDAT0 */
-#define MATSU_SD_INFO2_ERR_RTO BIT(6) /* response time out */
-#define MATSU_SD_INFO2_ERR_ILR BIT(5) /* illegal read err */
-#define MATSU_SD_INFO2_ERR_ILW BIT(4) /* illegal write err */
-#define MATSU_SD_INFO2_ERR_TO BIT(3) /* time out error */
-#define MATSU_SD_INFO2_ERR_END BIT(2) /* END bit error */
-#define MATSU_SD_INFO2_ERR_CRC BIT(1) /* CRC error */
-#define MATSU_SD_INFO2_ERR_IDX BIT(0) /* cmd index error */
-#define MATSU_SD_INFO1_MASK 0x040
-#define MATSU_SD_INFO2_MASK 0x044
-#define MATSU_SD_CLKCTL 0x048 /* clock divisor */
-#define MATSU_SD_CLKCTL_DIV_MASK 0x104ff
-#define MATSU_SD_CLKCTL_DIV1024 BIT(16) /* SDCLK = CLK / 1024 */
-#define MATSU_SD_CLKCTL_DIV512 BIT(7) /* SDCLK = CLK / 512 */
-#define MATSU_SD_CLKCTL_DIV256 BIT(6) /* SDCLK = CLK / 256 */
-#define MATSU_SD_CLKCTL_DIV128 BIT(5) /* SDCLK = CLK / 128 */
-#define MATSU_SD_CLKCTL_DIV64 BIT(4) /* SDCLK = CLK / 64 */
-#define MATSU_SD_CLKCTL_DIV32 BIT(3) /* SDCLK = CLK / 32 */
-#define MATSU_SD_CLKCTL_DIV16 BIT(2) /* SDCLK = CLK / 16 */
-#define MATSU_SD_CLKCTL_DIV8 BIT(1) /* SDCLK = CLK / 8 */
-#define MATSU_SD_CLKCTL_DIV4 BIT(0) /* SDCLK = CLK / 4 */
-#define MATSU_SD_CLKCTL_DIV2 0 /* SDCLK = CLK / 2 */
-#define MATSU_SD_CLKCTL_DIV1 BIT(10) /* SDCLK = CLK */
-#define MATSU_SD_CLKCTL_RCAR_DIV1 0xff /* SDCLK = CLK (RCar ver.) */
-#define MATSU_SD_CLKCTL_OFFEN BIT(9) /* stop SDCLK when unused */
-#define MATSU_SD_CLKCTL_SCLKEN BIT(8) /* SDCLK output enable */
-#define MATSU_SD_SIZE 0x04c /* block size */
-#define MATSU_SD_OPTION 0x050
-#define MATSU_SD_OPTION_WIDTH_MASK (5 << 13)
-#define MATSU_SD_OPTION_WIDTH_1 (4 << 13)
-#define MATSU_SD_OPTION_WIDTH_4 (0 << 13)
-#define MATSU_SD_OPTION_WIDTH_8 (1 << 13)
-#define MATSU_SD_BUF 0x060 /* read/write buffer */
-#define MATSU_SD_EXTMODE 0x1b0
-#define MATSU_SD_EXTMODE_DMA_EN BIT(1) /* transfer 1: DMA, 0: pio */
-#define MATSU_SD_SOFT_RST 0x1c0
-#define MATSU_SD_SOFT_RST_RSTX BIT(0) /* reset deassert */
-#define MATSU_SD_VERSION 0x1c4 /* version register */
-#define MATSU_SD_VERSION_IP 0xff /* IP version */
-#define MATSU_SD_HOST_MODE 0x1c8
-#define MATSU_SD_IF_MODE 0x1cc
-#define MATSU_SD_IF_MODE_DDR BIT(0) /* DDR mode */
-#define MATSU_SD_VOLT 0x1e4 /* voltage switch */
-#define MATSU_SD_VOLT_MASK (3 << 0)
-#define MATSU_SD_VOLT_OFF (0 << 0)
-#define MATSU_SD_VOLT_330 (1 << 0)/* 3.3V signal */
-#define MATSU_SD_VOLT_180 (2 << 0)/* 1.8V signal */
-#define MATSU_SD_DMA_MODE 0x410
-#define MATSU_SD_DMA_MODE_DIR_RD BIT(16) /* 1: from device, 0: to dev */
-#define MATSU_SD_DMA_MODE_ADDR_INC BIT(0) /* 1: address inc, 0: fixed */
-#define MATSU_SD_DMA_CTL 0x414
-#define MATSU_SD_DMA_CTL_START BIT(0) /* start DMA (auto cleared) */
-#define MATSU_SD_DMA_RST 0x418
-#define MATSU_SD_DMA_RST_RD BIT(9)
-#define MATSU_SD_DMA_RST_WR BIT(8)
-#define MATSU_SD_DMA_INFO1 0x420
-#define MATSU_SD_DMA_INFO1_END_RD2 BIT(20) /* DMA from device is complete (uniphier) */
-#define MATSU_SD_DMA_INFO1_END_RD BIT(17) /* DMA from device is complete (renesas) */
-#define MATSU_SD_DMA_INFO1_END_WR BIT(16) /* DMA to device is complete */
-#define MATSU_SD_DMA_INFO1_MASK 0x424
-#define MATSU_SD_DMA_INFO2 0x428
-#define MATSU_SD_DMA_INFO2_ERR_RD BIT(17)
-#define MATSU_SD_DMA_INFO2_ERR_WR BIT(16)
-#define MATSU_SD_DMA_INFO2_MASK 0x42c
-#define MATSU_SD_DMA_ADDR_L 0x440
-#define MATSU_SD_DMA_ADDR_H 0x444
-
-/* alignment required by the DMA engine of this controller */
-#define MATSU_SD_DMA_MINALIGN 0x10
-
-struct matsu_sd_plat {
- struct mmc_config cfg;
- struct mmc mmc;
-};
-
-struct matsu_sd_priv {
- void __iomem *regbase;
- unsigned long mclk;
- unsigned int version;
- u32 caps;
-#define MATSU_SD_CAP_NONREMOVABLE BIT(0) /* Nonremovable e.g. eMMC */
-#define MATSU_SD_CAP_DMA_INTERNAL BIT(1) /* have internal DMA engine */
-#define MATSU_SD_CAP_DIV1024 BIT(2) /* divisor 1024 is available */
-#define MATSU_SD_CAP_64BIT BIT(3) /* Controller is 64bit */
-#define MATSU_SD_CAP_16BIT BIT(4) /* Controller is 16bit */
-#define MATSU_SD_CAP_RCAR_GEN2 BIT(5) /* Renesas RCar version of IP */
-#define MATSU_SD_CAP_RCAR_GEN3 BIT(6) /* Renesas RCar version of IP */
-#define MATSU_SD_CAP_RCAR_UHS BIT(7) /* Renesas RCar UHS/SDR modes */
-#define MATSU_SD_CAP_RCAR \
- (MATSU_SD_CAP_RCAR_GEN2 | MATSU_SD_CAP_RCAR_GEN3)
-#ifdef CONFIG_DM_REGULATOR
- struct udevice *vqmmc_dev;
-#endif
-};
-
-int matsu_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
- struct mmc_data *data);
-int matsu_sd_set_ios(struct udevice *dev);
-int matsu_sd_get_cd(struct udevice *dev);
-
-int matsu_sd_bind(struct udevice *dev);
-int matsu_sd_probe(struct udevice *dev, u32 quirks);
-
-u32 matsu_sd_readl(struct matsu_sd_priv *priv, unsigned int reg);
-void matsu_sd_writel(struct matsu_sd_priv *priv,
- u32 val, unsigned int reg);
-
-#endif /* __MATSUSHITA_COMMON_H__ */
#include <power/regulator.h>
#include <asm/unaligned.h>
-#include "matsushita-common.h"
+#include "tmio-common.h"
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
#define RENESAS_SDHI_MAX_TAP 3
-static unsigned int renesas_sdhi_init_tuning(struct matsu_sd_priv *priv)
+static unsigned int renesas_sdhi_init_tuning(struct tmio_sd_priv *priv)
{
u32 reg;
/* Initialize SCC */
- matsu_sd_writel(priv, 0, MATSU_SD_INFO1);
+ tmio_sd_writel(priv, 0, TMIO_SD_INFO1);
- reg = matsu_sd_readl(priv, MATSU_SD_CLKCTL);
- reg &= ~MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, reg, MATSU_SD_CLKCTL);
+ reg = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ reg &= ~TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, reg, TMIO_SD_CLKCTL);
/* Set sampling clock selection range */
- matsu_sd_writel(priv, 0x8 << RENESAS_SDHI_SCC_DTCNTL_TAPNUM_SHIFT,
+ tmio_sd_writel(priv, 0x8 << RENESAS_SDHI_SCC_DTCNTL_TAPNUM_SHIFT,
RENESAS_SDHI_SCC_DTCNTL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_DTCNTL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_DTCNTL);
reg |= RENESAS_SDHI_SCC_DTCNTL_TAPEN;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_DTCNTL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_DTCNTL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg &= ~RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
- matsu_sd_writel(priv, 0x300 /* scc_tappos */,
+ tmio_sd_writel(priv, 0x300 /* scc_tappos */,
RENESAS_SDHI_SCC_DT2FF);
- reg = matsu_sd_readl(priv, MATSU_SD_CLKCTL);
- reg |= MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, reg, MATSU_SD_CLKCTL);
+ reg = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ reg |= TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, reg, TMIO_SD_CLKCTL);
/* Read TAPNUM */
- return (matsu_sd_readl(priv, RENESAS_SDHI_SCC_DTCNTL) >>
+ return (tmio_sd_readl(priv, RENESAS_SDHI_SCC_DTCNTL) >>
RENESAS_SDHI_SCC_DTCNTL_TAPNUM_SHIFT) &
RENESAS_SDHI_SCC_DTCNTL_TAPNUM_MASK;
}
-static void renesas_sdhi_reset_tuning(struct matsu_sd_priv *priv)
+static void renesas_sdhi_reset_tuning(struct tmio_sd_priv *priv)
{
u32 reg;
/* Reset SCC */
- reg = matsu_sd_readl(priv, MATSU_SD_CLKCTL);
- reg &= ~MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, reg, MATSU_SD_CLKCTL);
+ reg = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ reg &= ~TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, reg, TMIO_SD_CLKCTL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
reg &= ~RENESAS_SDHI_SCC_CKSEL_DTSEL;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
- reg = matsu_sd_readl(priv, MATSU_SD_CLKCTL);
- reg |= MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, reg, MATSU_SD_CLKCTL);
+ reg = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ reg |= TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, reg, TMIO_SD_CLKCTL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg &= ~RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg &= ~RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
}
-static void renesas_sdhi_prepare_tuning(struct matsu_sd_priv *priv,
+static void renesas_sdhi_prepare_tuning(struct tmio_sd_priv *priv,
unsigned long tap)
{
/* Set sampling clock position */
- matsu_sd_writel(priv, tap, RENESAS_SDHI_SCC_TAPSET);
+ tmio_sd_writel(priv, tap, RENESAS_SDHI_SCC_TAPSET);
}
-static unsigned int renesas_sdhi_compare_scc_data(struct matsu_sd_priv *priv)
+static unsigned int renesas_sdhi_compare_scc_data(struct tmio_sd_priv *priv)
{
/* Get comparison of sampling data */
- return matsu_sd_readl(priv, RENESAS_SDHI_SCC_SMPCMP);
+ return tmio_sd_readl(priv, RENESAS_SDHI_SCC_SMPCMP);
}
-static int renesas_sdhi_select_tuning(struct matsu_sd_priv *priv,
+static int renesas_sdhi_select_tuning(struct tmio_sd_priv *priv,
unsigned int tap_num, unsigned int taps,
unsigned int smpcmp)
{
u32 reg;
/* Clear SCC_RVSREQ */
- matsu_sd_writel(priv, 0, RENESAS_SDHI_SCC_RVSREQ);
+ tmio_sd_writel(priv, 0, RENESAS_SDHI_SCC_RVSREQ);
/* Merge the results */
for (i = 0; i < tap_num * 2; i++) {
return -EIO;
/* Set SCC */
- matsu_sd_writel(priv, tap_set, RENESAS_SDHI_SCC_TAPSET);
+ tmio_sd_writel(priv, tap_set, RENESAS_SDHI_SCC_TAPSET);
/* Enable auto re-tuning */
- reg = matsu_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
+ reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg |= RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
- matsu_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
+ tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
return 0;
}
int renesas_sdhi_execute_tuning(struct udevice *dev, uint opcode)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
struct mmc *mmc = upriv->mmc;
unsigned int tap_num;
u32 caps;
/* Only supported on Renesas RCar */
- if (!(priv->caps & MATSU_SD_CAP_RCAR_UHS))
+ if (!(priv->caps & TMIO_SD_CAP_RCAR_UHS))
return -EINVAL;
/* clock tuning is not needed for upto 52MHz */
/* Force PIO for the tuning */
caps = priv->caps;
- priv->caps &= ~MATSU_SD_CAP_DMA_INTERNAL;
+ priv->caps &= ~TMIO_SD_CAP_DMA_INTERNAL;
ret = mmc_send_tuning(mmc, opcode, NULL);
static int renesas_sdhi_set_ios(struct udevice *dev)
{
- int ret = matsu_sd_set_ios(dev);
+ int ret = tmio_sd_set_ios(dev);
mdelay(10);
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
renesas_sdhi_reset_tuning(priv);
#endif
}
static const struct dm_mmc_ops renesas_sdhi_ops = {
- .send_cmd = matsu_sd_send_cmd,
+ .send_cmd = tmio_sd_send_cmd,
.set_ios = renesas_sdhi_set_ios,
- .get_cd = matsu_sd_get_cd,
+ .get_cd = tmio_sd_get_cd,
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
.execute_tuning = renesas_sdhi_execute_tuning,
#endif
};
-#define RENESAS_GEN2_QUIRKS MATSU_SD_CAP_RCAR_GEN2
+#define RENESAS_GEN2_QUIRKS TMIO_SD_CAP_RCAR_GEN2
#define RENESAS_GEN3_QUIRKS \
- MATSU_SD_CAP_64BIT | MATSU_SD_CAP_RCAR_GEN3 | MATSU_SD_CAP_RCAR_UHS
+ TMIO_SD_CAP_64BIT | TMIO_SD_CAP_RCAR_GEN3 | TMIO_SD_CAP_RCAR_UHS
static const struct udevice_id renesas_sdhi_match[] = {
{ .compatible = "renesas,sdhi-r8a7790", .data = RENESAS_GEN2_QUIRKS },
}
if (fdt_resource_size(®_res) == 0x100)
- quirks |= MATSU_SD_CAP_16BIT;
+ quirks |= TMIO_SD_CAP_16BIT;
}
- ret = matsu_sd_probe(dev, quirks);
+ ret = tmio_sd_probe(dev, quirks);
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
if (!ret)
renesas_sdhi_reset_tuning(dev_get_priv(dev));
.name = "renesas-sdhi",
.id = UCLASS_MMC,
.of_match = renesas_sdhi_match,
- .bind = matsu_sd_bind,
+ .bind = tmio_sd_bind,
.probe = renesas_sdhi_probe,
- .priv_auto_alloc_size = sizeof(struct matsu_sd_priv),
- .platdata_auto_alloc_size = sizeof(struct matsu_sd_plat),
+ .priv_auto_alloc_size = sizeof(struct tmio_sd_priv),
+ .platdata_auto_alloc_size = sizeof(struct tmio_sd_plat),
.ops = &renesas_sdhi_ops,
};
#include <power/regulator.h>
#include <asm/unaligned.h>
-#include "matsushita-common.h"
+#include "tmio-common.h"
DECLARE_GLOBAL_DATA_PTR;
-static u64 matsu_sd_readq(struct matsu_sd_priv *priv, unsigned int reg)
+static u64 tmio_sd_readq(struct tmio_sd_priv *priv, unsigned int reg)
{
return readq(priv->regbase + (reg << 1));
}
-static void matsu_sd_writeq(struct matsu_sd_priv *priv,
+static void tmio_sd_writeq(struct tmio_sd_priv *priv,
u64 val, unsigned int reg)
{
writeq(val, priv->regbase + (reg << 1));
}
-static u16 matsu_sd_readw(struct matsu_sd_priv *priv, unsigned int reg)
+static u16 tmio_sd_readw(struct tmio_sd_priv *priv, unsigned int reg)
{
return readw(priv->regbase + (reg >> 1));
}
-static void matsu_sd_writew(struct matsu_sd_priv *priv,
+static void tmio_sd_writew(struct tmio_sd_priv *priv,
u16 val, unsigned int reg)
{
writew(val, priv->regbase + (reg >> 1));
}
-u32 matsu_sd_readl(struct matsu_sd_priv *priv, unsigned int reg)
+u32 tmio_sd_readl(struct tmio_sd_priv *priv, unsigned int reg)
{
u32 val;
- if (priv->caps & MATSU_SD_CAP_64BIT)
+ if (priv->caps & TMIO_SD_CAP_64BIT)
return readl(priv->regbase + (reg << 1));
- else if (priv->caps & MATSU_SD_CAP_16BIT) {
+ else if (priv->caps & TMIO_SD_CAP_16BIT) {
val = readw(priv->regbase + (reg >> 1)) & 0xffff;
- if ((reg == MATSU_SD_RSP10) || (reg == MATSU_SD_RSP32) ||
- (reg == MATSU_SD_RSP54) || (reg == MATSU_SD_RSP76)) {
+ if ((reg == TMIO_SD_RSP10) || (reg == TMIO_SD_RSP32) ||
+ (reg == TMIO_SD_RSP54) || (reg == TMIO_SD_RSP76)) {
val |= readw(priv->regbase + (reg >> 1) + 2) << 16;
}
return val;
return readl(priv->regbase + reg);
}
-void matsu_sd_writel(struct matsu_sd_priv *priv,
+void tmio_sd_writel(struct tmio_sd_priv *priv,
u32 val, unsigned int reg)
{
- if (priv->caps & MATSU_SD_CAP_64BIT)
+ if (priv->caps & TMIO_SD_CAP_64BIT)
writel(val, priv->regbase + (reg << 1));
- else if (priv->caps & MATSU_SD_CAP_16BIT) {
+ else if (priv->caps & TMIO_SD_CAP_16BIT) {
writew(val & 0xffff, priv->regbase + (reg >> 1));
- if (reg == MATSU_SD_INFO1 || reg == MATSU_SD_INFO1_MASK ||
- reg == MATSU_SD_INFO2 || reg == MATSU_SD_INFO2_MASK ||
- reg == MATSU_SD_ARG)
+ if (reg == TMIO_SD_INFO1 || reg == TMIO_SD_INFO1_MASK ||
+ reg == TMIO_SD_INFO2 || reg == TMIO_SD_INFO2_MASK ||
+ reg == TMIO_SD_ARG)
writew(val >> 16, priv->regbase + (reg >> 1) + 2);
} else
writel(val, priv->regbase + reg);
invalidate_dcache_range(addr, addr + size);
}
-static int matsu_sd_check_error(struct udevice *dev)
+static int tmio_sd_check_error(struct udevice *dev)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
- u32 info2 = matsu_sd_readl(priv, MATSU_SD_INFO2);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
+ u32 info2 = tmio_sd_readl(priv, TMIO_SD_INFO2);
- if (info2 & MATSU_SD_INFO2_ERR_RTO) {
+ if (info2 & TMIO_SD_INFO2_ERR_RTO) {
/*
* TIMEOUT must be returned for unsupported command. Do not
* display error log since this might be a part of sequence to
return -ETIMEDOUT;
}
- if (info2 & MATSU_SD_INFO2_ERR_TO) {
+ if (info2 & TMIO_SD_INFO2_ERR_TO) {
dev_err(dev, "timeout error\n");
return -ETIMEDOUT;
}
- if (info2 & (MATSU_SD_INFO2_ERR_END | MATSU_SD_INFO2_ERR_CRC |
- MATSU_SD_INFO2_ERR_IDX)) {
+ if (info2 & (TMIO_SD_INFO2_ERR_END | TMIO_SD_INFO2_ERR_CRC |
+ TMIO_SD_INFO2_ERR_IDX)) {
dev_err(dev, "communication out of sync\n");
return -EILSEQ;
}
- if (info2 & (MATSU_SD_INFO2_ERR_ILA | MATSU_SD_INFO2_ERR_ILR |
- MATSU_SD_INFO2_ERR_ILW)) {
+ if (info2 & (TMIO_SD_INFO2_ERR_ILA | TMIO_SD_INFO2_ERR_ILR |
+ TMIO_SD_INFO2_ERR_ILW)) {
dev_err(dev, "illegal access\n");
return -EIO;
}
return 0;
}
-static int matsu_sd_wait_for_irq(struct udevice *dev, unsigned int reg,
+static int tmio_sd_wait_for_irq(struct udevice *dev, unsigned int reg,
u32 flag)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
long wait = 1000000;
int ret;
- while (!(matsu_sd_readl(priv, reg) & flag)) {
+ while (!(tmio_sd_readl(priv, reg) & flag)) {
if (wait-- < 0) {
dev_err(dev, "timeout\n");
return -ETIMEDOUT;
}
- ret = matsu_sd_check_error(dev);
+ ret = tmio_sd_check_error(dev);
if (ret)
return ret;
return 0;
}
-#define matsu_pio_read_fifo(__width, __suffix) \
-static void matsu_pio_read_fifo_##__width(struct matsu_sd_priv *priv, \
+#define tmio_pio_read_fifo(__width, __suffix) \
+static void tmio_pio_read_fifo_##__width(struct tmio_sd_priv *priv, \
char *pbuf, uint blksz) \
{ \
u##__width *buf = (u##__width *)pbuf; \
\
if (likely(IS_ALIGNED((uintptr_t)buf, ((__width) / 8)))) { \
for (i = 0; i < blksz / ((__width) / 8); i++) { \
- *buf++ = matsu_sd_read##__suffix(priv, \
- MATSU_SD_BUF); \
+ *buf++ = tmio_sd_read##__suffix(priv, \
+ TMIO_SD_BUF); \
} \
} else { \
for (i = 0; i < blksz / ((__width) / 8); i++) { \
u##__width data; \
- data = matsu_sd_read##__suffix(priv, \
- MATSU_SD_BUF); \
+ data = tmio_sd_read##__suffix(priv, \
+ TMIO_SD_BUF); \
put_unaligned(data, buf++); \
} \
} \
}
-matsu_pio_read_fifo(64, q)
-matsu_pio_read_fifo(32, l)
-matsu_pio_read_fifo(16, w)
+tmio_pio_read_fifo(64, q)
+tmio_pio_read_fifo(32, l)
+tmio_pio_read_fifo(16, w)
-static int matsu_sd_pio_read_one_block(struct udevice *dev, char *pbuf,
+static int tmio_sd_pio_read_one_block(struct udevice *dev, char *pbuf,
uint blocksize)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
int ret;
/* wait until the buffer is filled with data */
- ret = matsu_sd_wait_for_irq(dev, MATSU_SD_INFO2,
- MATSU_SD_INFO2_BRE);
+ ret = tmio_sd_wait_for_irq(dev, TMIO_SD_INFO2,
+ TMIO_SD_INFO2_BRE);
if (ret)
return ret;
/*
* Clear the status flag _before_ read the buffer out because
- * MATSU_SD_INFO2_BRE is edge-triggered, not level-triggered.
+ * TMIO_SD_INFO2_BRE is edge-triggered, not level-triggered.
*/
- matsu_sd_writel(priv, 0, MATSU_SD_INFO2);
+ tmio_sd_writel(priv, 0, TMIO_SD_INFO2);
- if (priv->caps & MATSU_SD_CAP_64BIT)
- matsu_pio_read_fifo_64(priv, pbuf, blocksize);
- else if (priv->caps & MATSU_SD_CAP_16BIT)
- matsu_pio_read_fifo_16(priv, pbuf, blocksize);
+ if (priv->caps & TMIO_SD_CAP_64BIT)
+ tmio_pio_read_fifo_64(priv, pbuf, blocksize);
+ else if (priv->caps & TMIO_SD_CAP_16BIT)
+ tmio_pio_read_fifo_16(priv, pbuf, blocksize);
else
- matsu_pio_read_fifo_32(priv, pbuf, blocksize);
+ tmio_pio_read_fifo_32(priv, pbuf, blocksize);
return 0;
}
-#define matsu_pio_write_fifo(__width, __suffix) \
-static void matsu_pio_write_fifo_##__width(struct matsu_sd_priv *priv, \
+#define tmio_pio_write_fifo(__width, __suffix) \
+static void tmio_pio_write_fifo_##__width(struct tmio_sd_priv *priv, \
const char *pbuf, uint blksz)\
{ \
const u##__width *buf = (const u##__width *)pbuf; \
\
if (likely(IS_ALIGNED((uintptr_t)buf, ((__width) / 8)))) { \
for (i = 0; i < blksz / ((__width) / 8); i++) { \
- matsu_sd_write##__suffix(priv, *buf++, \
- MATSU_SD_BUF); \
+ tmio_sd_write##__suffix(priv, *buf++, \
+ TMIO_SD_BUF); \
} \
} else { \
for (i = 0; i < blksz / ((__width) / 8); i++) { \
u##__width data = get_unaligned(buf++); \
- matsu_sd_write##__suffix(priv, data, \
- MATSU_SD_BUF); \
+ tmio_sd_write##__suffix(priv, data, \
+ TMIO_SD_BUF); \
} \
} \
}
-matsu_pio_write_fifo(64, q)
-matsu_pio_write_fifo(32, l)
-matsu_pio_write_fifo(16, w)
+tmio_pio_write_fifo(64, q)
+tmio_pio_write_fifo(32, l)
+tmio_pio_write_fifo(16, w)
-static int matsu_sd_pio_write_one_block(struct udevice *dev,
+static int tmio_sd_pio_write_one_block(struct udevice *dev,
const char *pbuf, uint blocksize)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
int ret;
/* wait until the buffer becomes empty */
- ret = matsu_sd_wait_for_irq(dev, MATSU_SD_INFO2,
- MATSU_SD_INFO2_BWE);
+ ret = tmio_sd_wait_for_irq(dev, TMIO_SD_INFO2,
+ TMIO_SD_INFO2_BWE);
if (ret)
return ret;
- matsu_sd_writel(priv, 0, MATSU_SD_INFO2);
+ tmio_sd_writel(priv, 0, TMIO_SD_INFO2);
- if (priv->caps & MATSU_SD_CAP_64BIT)
- matsu_pio_write_fifo_64(priv, pbuf, blocksize);
- else if (priv->caps & MATSU_SD_CAP_16BIT)
- matsu_pio_write_fifo_16(priv, pbuf, blocksize);
+ if (priv->caps & TMIO_SD_CAP_64BIT)
+ tmio_pio_write_fifo_64(priv, pbuf, blocksize);
+ else if (priv->caps & TMIO_SD_CAP_16BIT)
+ tmio_pio_write_fifo_16(priv, pbuf, blocksize);
else
- matsu_pio_write_fifo_32(priv, pbuf, blocksize);
+ tmio_pio_write_fifo_32(priv, pbuf, blocksize);
return 0;
}
-static int matsu_sd_pio_xfer(struct udevice *dev, struct mmc_data *data)
+static int tmio_sd_pio_xfer(struct udevice *dev, struct mmc_data *data)
{
const char *src = data->src;
char *dest = data->dest;
for (i = 0; i < data->blocks; i++) {
if (data->flags & MMC_DATA_READ)
- ret = matsu_sd_pio_read_one_block(dev, dest,
+ ret = tmio_sd_pio_read_one_block(dev, dest,
data->blocksize);
else
- ret = matsu_sd_pio_write_one_block(dev, src,
+ ret = tmio_sd_pio_write_one_block(dev, src,
data->blocksize);
if (ret)
return ret;
return 0;
}
-static void matsu_sd_dma_start(struct matsu_sd_priv *priv,
+static void tmio_sd_dma_start(struct tmio_sd_priv *priv,
dma_addr_t dma_addr)
{
u32 tmp;
- matsu_sd_writel(priv, 0, MATSU_SD_DMA_INFO1);
- matsu_sd_writel(priv, 0, MATSU_SD_DMA_INFO2);
+ tmio_sd_writel(priv, 0, TMIO_SD_DMA_INFO1);
+ tmio_sd_writel(priv, 0, TMIO_SD_DMA_INFO2);
/* enable DMA */
- tmp = matsu_sd_readl(priv, MATSU_SD_EXTMODE);
- tmp |= MATSU_SD_EXTMODE_DMA_EN;
- matsu_sd_writel(priv, tmp, MATSU_SD_EXTMODE);
+ tmp = tmio_sd_readl(priv, TMIO_SD_EXTMODE);
+ tmp |= TMIO_SD_EXTMODE_DMA_EN;
+ tmio_sd_writel(priv, tmp, TMIO_SD_EXTMODE);
- matsu_sd_writel(priv, dma_addr & U32_MAX, MATSU_SD_DMA_ADDR_L);
+ tmio_sd_writel(priv, dma_addr & U32_MAX, TMIO_SD_DMA_ADDR_L);
/* suppress the warning "right shift count >= width of type" */
dma_addr >>= min_t(int, 32, 8 * sizeof(dma_addr));
- matsu_sd_writel(priv, dma_addr & U32_MAX, MATSU_SD_DMA_ADDR_H);
+ tmio_sd_writel(priv, dma_addr & U32_MAX, TMIO_SD_DMA_ADDR_H);
- matsu_sd_writel(priv, MATSU_SD_DMA_CTL_START, MATSU_SD_DMA_CTL);
+ tmio_sd_writel(priv, TMIO_SD_DMA_CTL_START, TMIO_SD_DMA_CTL);
}
-static int matsu_sd_dma_wait_for_irq(struct udevice *dev, u32 flag,
+static int tmio_sd_dma_wait_for_irq(struct udevice *dev, u32 flag,
unsigned int blocks)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
long wait = 1000000 + 10 * blocks;
- while (!(matsu_sd_readl(priv, MATSU_SD_DMA_INFO1) & flag)) {
+ while (!(tmio_sd_readl(priv, TMIO_SD_DMA_INFO1) & flag)) {
if (wait-- < 0) {
dev_err(dev, "timeout during DMA\n");
return -ETIMEDOUT;
udelay(10);
}
- if (matsu_sd_readl(priv, MATSU_SD_DMA_INFO2)) {
+ if (tmio_sd_readl(priv, TMIO_SD_DMA_INFO2)) {
dev_err(dev, "error during DMA\n");
return -EIO;
}
return 0;
}
-static int matsu_sd_dma_xfer(struct udevice *dev, struct mmc_data *data)
+static int tmio_sd_dma_xfer(struct udevice *dev, struct mmc_data *data)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
size_t len = data->blocks * data->blocksize;
void *buf;
enum dma_data_direction dir;
u32 poll_flag, tmp;
int ret;
- tmp = matsu_sd_readl(priv, MATSU_SD_DMA_MODE);
+ tmp = tmio_sd_readl(priv, TMIO_SD_DMA_MODE);
if (data->flags & MMC_DATA_READ) {
buf = data->dest;
* bit 17 is a hardware bug and forbidden. It is bit 17 on
* Renesas SoCs and bit 20 does not work on them.
*/
- poll_flag = (priv->caps & MATSU_SD_CAP_RCAR) ?
- MATSU_SD_DMA_INFO1_END_RD :
- MATSU_SD_DMA_INFO1_END_RD2;
- tmp |= MATSU_SD_DMA_MODE_DIR_RD;
+ poll_flag = (priv->caps & TMIO_SD_CAP_RCAR) ?
+ TMIO_SD_DMA_INFO1_END_RD :
+ TMIO_SD_DMA_INFO1_END_RD2;
+ tmp |= TMIO_SD_DMA_MODE_DIR_RD;
} else {
buf = (void *)data->src;
dir = DMA_TO_DEVICE;
- poll_flag = MATSU_SD_DMA_INFO1_END_WR;
- tmp &= ~MATSU_SD_DMA_MODE_DIR_RD;
+ poll_flag = TMIO_SD_DMA_INFO1_END_WR;
+ tmp &= ~TMIO_SD_DMA_MODE_DIR_RD;
}
- matsu_sd_writel(priv, tmp, MATSU_SD_DMA_MODE);
+ tmio_sd_writel(priv, tmp, TMIO_SD_DMA_MODE);
dma_addr = __dma_map_single(buf, len, dir);
- matsu_sd_dma_start(priv, dma_addr);
+ tmio_sd_dma_start(priv, dma_addr);
- ret = matsu_sd_dma_wait_for_irq(dev, poll_flag, data->blocks);
+ ret = tmio_sd_dma_wait_for_irq(dev, poll_flag, data->blocks);
__dma_unmap_single(dma_addr, len, dir);
}
/* check if the address is DMA'able */
-static bool matsu_sd_addr_is_dmaable(unsigned long addr)
+static bool tmio_sd_addr_is_dmaable(unsigned long addr)
{
- if (!IS_ALIGNED(addr, MATSU_SD_DMA_MINALIGN))
+ if (!IS_ALIGNED(addr, TMIO_SD_DMA_MINALIGN))
return false;
#if defined(CONFIG_ARCH_UNIPHIER) && !defined(CONFIG_ARM64) && \
return true;
}
-int matsu_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
+int tmio_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
struct mmc_data *data)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
int ret;
u32 tmp;
- if (matsu_sd_readl(priv, MATSU_SD_INFO2) & MATSU_SD_INFO2_CBSY) {
+ if (tmio_sd_readl(priv, TMIO_SD_INFO2) & TMIO_SD_INFO2_CBSY) {
dev_err(dev, "command busy\n");
return -EBUSY;
}
/* clear all status flags */
- matsu_sd_writel(priv, 0, MATSU_SD_INFO1);
- matsu_sd_writel(priv, 0, MATSU_SD_INFO2);
+ tmio_sd_writel(priv, 0, TMIO_SD_INFO1);
+ tmio_sd_writel(priv, 0, TMIO_SD_INFO2);
/* disable DMA once */
- tmp = matsu_sd_readl(priv, MATSU_SD_EXTMODE);
- tmp &= ~MATSU_SD_EXTMODE_DMA_EN;
- matsu_sd_writel(priv, tmp, MATSU_SD_EXTMODE);
+ tmp = tmio_sd_readl(priv, TMIO_SD_EXTMODE);
+ tmp &= ~TMIO_SD_EXTMODE_DMA_EN;
+ tmio_sd_writel(priv, tmp, TMIO_SD_EXTMODE);
- matsu_sd_writel(priv, cmd->cmdarg, MATSU_SD_ARG);
+ tmio_sd_writel(priv, cmd->cmdarg, TMIO_SD_ARG);
tmp = cmd->cmdidx;
if (data) {
- matsu_sd_writel(priv, data->blocksize, MATSU_SD_SIZE);
- matsu_sd_writel(priv, data->blocks, MATSU_SD_SECCNT);
+ tmio_sd_writel(priv, data->blocksize, TMIO_SD_SIZE);
+ tmio_sd_writel(priv, data->blocks, TMIO_SD_SECCNT);
/* Do not send CMD12 automatically */
- tmp |= MATSU_SD_CMD_NOSTOP | MATSU_SD_CMD_DATA;
+ tmp |= TMIO_SD_CMD_NOSTOP | TMIO_SD_CMD_DATA;
if (data->blocks > 1)
- tmp |= MATSU_SD_CMD_MULTI;
+ tmp |= TMIO_SD_CMD_MULTI;
if (data->flags & MMC_DATA_READ)
- tmp |= MATSU_SD_CMD_RD;
+ tmp |= TMIO_SD_CMD_RD;
}
/*
*/
switch (cmd->resp_type) {
case MMC_RSP_NONE:
- tmp |= MATSU_SD_CMD_RSP_NONE;
+ tmp |= TMIO_SD_CMD_RSP_NONE;
break;
case MMC_RSP_R1:
- tmp |= MATSU_SD_CMD_RSP_R1;
+ tmp |= TMIO_SD_CMD_RSP_R1;
break;
case MMC_RSP_R1b:
- tmp |= MATSU_SD_CMD_RSP_R1B;
+ tmp |= TMIO_SD_CMD_RSP_R1B;
break;
case MMC_RSP_R2:
- tmp |= MATSU_SD_CMD_RSP_R2;
+ tmp |= TMIO_SD_CMD_RSP_R2;
break;
case MMC_RSP_R3:
- tmp |= MATSU_SD_CMD_RSP_R3;
+ tmp |= TMIO_SD_CMD_RSP_R3;
break;
default:
dev_err(dev, "unknown response type\n");
dev_dbg(dev, "sending CMD%d (SD_CMD=%08x, SD_ARG=%08x)\n",
cmd->cmdidx, tmp, cmd->cmdarg);
- matsu_sd_writel(priv, tmp, MATSU_SD_CMD);
+ tmio_sd_writel(priv, tmp, TMIO_SD_CMD);
- ret = matsu_sd_wait_for_irq(dev, MATSU_SD_INFO1,
- MATSU_SD_INFO1_RSP);
+ ret = tmio_sd_wait_for_irq(dev, TMIO_SD_INFO1,
+ TMIO_SD_INFO1_RSP);
if (ret)
return ret;
if (cmd->resp_type & MMC_RSP_136) {
- u32 rsp_127_104 = matsu_sd_readl(priv, MATSU_SD_RSP76);
- u32 rsp_103_72 = matsu_sd_readl(priv, MATSU_SD_RSP54);
- u32 rsp_71_40 = matsu_sd_readl(priv, MATSU_SD_RSP32);
- u32 rsp_39_8 = matsu_sd_readl(priv, MATSU_SD_RSP10);
+ u32 rsp_127_104 = tmio_sd_readl(priv, TMIO_SD_RSP76);
+ u32 rsp_103_72 = tmio_sd_readl(priv, TMIO_SD_RSP54);
+ u32 rsp_71_40 = tmio_sd_readl(priv, TMIO_SD_RSP32);
+ u32 rsp_39_8 = tmio_sd_readl(priv, TMIO_SD_RSP10);
cmd->response[0] = ((rsp_127_104 & 0x00ffffff) << 8) |
((rsp_103_72 & 0xff000000) >> 24);
cmd->response[3] = (rsp_39_8 & 0xffffff) << 8;
} else {
/* bit 39-8 */
- cmd->response[0] = matsu_sd_readl(priv, MATSU_SD_RSP10);
+ cmd->response[0] = tmio_sd_readl(priv, TMIO_SD_RSP10);
}
if (data) {
/* use DMA if the HW supports it and the buffer is aligned */
- if (priv->caps & MATSU_SD_CAP_DMA_INTERNAL &&
- matsu_sd_addr_is_dmaable((long)data->src))
- ret = matsu_sd_dma_xfer(dev, data);
+ if (priv->caps & TMIO_SD_CAP_DMA_INTERNAL &&
+ tmio_sd_addr_is_dmaable((long)data->src))
+ ret = tmio_sd_dma_xfer(dev, data);
else
- ret = matsu_sd_pio_xfer(dev, data);
+ ret = tmio_sd_pio_xfer(dev, data);
- ret = matsu_sd_wait_for_irq(dev, MATSU_SD_INFO1,
- MATSU_SD_INFO1_CMP);
+ ret = tmio_sd_wait_for_irq(dev, TMIO_SD_INFO1,
+ TMIO_SD_INFO1_CMP);
if (ret)
return ret;
}
- matsu_sd_wait_for_irq(dev, MATSU_SD_INFO2, MATSU_SD_INFO2_SCLKDIVEN);
+ tmio_sd_wait_for_irq(dev, TMIO_SD_INFO2, TMIO_SD_INFO2_SCLKDIVEN);
return ret;
}
-static int matsu_sd_set_bus_width(struct matsu_sd_priv *priv,
+static int tmio_sd_set_bus_width(struct tmio_sd_priv *priv,
struct mmc *mmc)
{
u32 val, tmp;
switch (mmc->bus_width) {
case 0:
case 1:
- val = MATSU_SD_OPTION_WIDTH_1;
+ val = TMIO_SD_OPTION_WIDTH_1;
break;
case 4:
- val = MATSU_SD_OPTION_WIDTH_4;
+ val = TMIO_SD_OPTION_WIDTH_4;
break;
case 8:
- val = MATSU_SD_OPTION_WIDTH_8;
+ val = TMIO_SD_OPTION_WIDTH_8;
break;
default:
return -EINVAL;
}
- tmp = matsu_sd_readl(priv, MATSU_SD_OPTION);
- tmp &= ~MATSU_SD_OPTION_WIDTH_MASK;
+ tmp = tmio_sd_readl(priv, TMIO_SD_OPTION);
+ tmp &= ~TMIO_SD_OPTION_WIDTH_MASK;
tmp |= val;
- matsu_sd_writel(priv, tmp, MATSU_SD_OPTION);
+ tmio_sd_writel(priv, tmp, TMIO_SD_OPTION);
return 0;
}
-static void matsu_sd_set_ddr_mode(struct matsu_sd_priv *priv,
+static void tmio_sd_set_ddr_mode(struct tmio_sd_priv *priv,
struct mmc *mmc)
{
u32 tmp;
- tmp = matsu_sd_readl(priv, MATSU_SD_IF_MODE);
+ tmp = tmio_sd_readl(priv, TMIO_SD_IF_MODE);
if (mmc->ddr_mode)
- tmp |= MATSU_SD_IF_MODE_DDR;
+ tmp |= TMIO_SD_IF_MODE_DDR;
else
- tmp &= ~MATSU_SD_IF_MODE_DDR;
- matsu_sd_writel(priv, tmp, MATSU_SD_IF_MODE);
+ tmp &= ~TMIO_SD_IF_MODE_DDR;
+ tmio_sd_writel(priv, tmp, TMIO_SD_IF_MODE);
}
-static void matsu_sd_set_clk_rate(struct matsu_sd_priv *priv,
+static void tmio_sd_set_clk_rate(struct tmio_sd_priv *priv,
struct mmc *mmc)
{
unsigned int divisor;
divisor = DIV_ROUND_UP(priv->mclk, mmc->clock);
if (divisor <= 1)
- val = (priv->caps & MATSU_SD_CAP_RCAR) ?
- MATSU_SD_CLKCTL_RCAR_DIV1 : MATSU_SD_CLKCTL_DIV1;
+ val = (priv->caps & TMIO_SD_CAP_RCAR) ?
+ TMIO_SD_CLKCTL_RCAR_DIV1 : TMIO_SD_CLKCTL_DIV1;
else if (divisor <= 2)
- val = MATSU_SD_CLKCTL_DIV2;
+ val = TMIO_SD_CLKCTL_DIV2;
else if (divisor <= 4)
- val = MATSU_SD_CLKCTL_DIV4;
+ val = TMIO_SD_CLKCTL_DIV4;
else if (divisor <= 8)
- val = MATSU_SD_CLKCTL_DIV8;
+ val = TMIO_SD_CLKCTL_DIV8;
else if (divisor <= 16)
- val = MATSU_SD_CLKCTL_DIV16;
+ val = TMIO_SD_CLKCTL_DIV16;
else if (divisor <= 32)
- val = MATSU_SD_CLKCTL_DIV32;
+ val = TMIO_SD_CLKCTL_DIV32;
else if (divisor <= 64)
- val = MATSU_SD_CLKCTL_DIV64;
+ val = TMIO_SD_CLKCTL_DIV64;
else if (divisor <= 128)
- val = MATSU_SD_CLKCTL_DIV128;
+ val = TMIO_SD_CLKCTL_DIV128;
else if (divisor <= 256)
- val = MATSU_SD_CLKCTL_DIV256;
- else if (divisor <= 512 || !(priv->caps & MATSU_SD_CAP_DIV1024))
- val = MATSU_SD_CLKCTL_DIV512;
+ val = TMIO_SD_CLKCTL_DIV256;
+ else if (divisor <= 512 || !(priv->caps & TMIO_SD_CAP_DIV1024))
+ val = TMIO_SD_CLKCTL_DIV512;
else
- val = MATSU_SD_CLKCTL_DIV1024;
+ val = TMIO_SD_CLKCTL_DIV1024;
- tmp = matsu_sd_readl(priv, MATSU_SD_CLKCTL);
- if (tmp & MATSU_SD_CLKCTL_SCLKEN &&
- (tmp & MATSU_SD_CLKCTL_DIV_MASK) == val)
+ tmp = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ if (tmp & TMIO_SD_CLKCTL_SCLKEN &&
+ (tmp & TMIO_SD_CLKCTL_DIV_MASK) == val)
return;
/* stop the clock before changing its rate to avoid a glitch signal */
- tmp &= ~MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, tmp, MATSU_SD_CLKCTL);
+ tmp &= ~TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, tmp, TMIO_SD_CLKCTL);
- tmp &= ~MATSU_SD_CLKCTL_DIV_MASK;
- tmp |= val | MATSU_SD_CLKCTL_OFFEN;
- matsu_sd_writel(priv, tmp, MATSU_SD_CLKCTL);
+ tmp &= ~TMIO_SD_CLKCTL_DIV_MASK;
+ tmp |= val | TMIO_SD_CLKCTL_OFFEN;
+ tmio_sd_writel(priv, tmp, TMIO_SD_CLKCTL);
- tmp |= MATSU_SD_CLKCTL_SCLKEN;
- matsu_sd_writel(priv, tmp, MATSU_SD_CLKCTL);
+ tmp |= TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, tmp, TMIO_SD_CLKCTL);
udelay(1000);
}
-static void matsu_sd_set_pins(struct udevice *dev)
+static void tmio_sd_set_pins(struct udevice *dev)
{
__maybe_unused struct mmc *mmc = mmc_get_mmc_dev(dev);
#ifdef CONFIG_DM_REGULATOR
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
if (priv->vqmmc_dev) {
if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180)
#endif
}
-int matsu_sd_set_ios(struct udevice *dev)
+int tmio_sd_set_ios(struct udevice *dev)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
struct mmc *mmc = mmc_get_mmc_dev(dev);
int ret;
dev_dbg(dev, "clock %uHz, DDRmode %d, width %u\n",
mmc->clock, mmc->ddr_mode, mmc->bus_width);
- ret = matsu_sd_set_bus_width(priv, mmc);
+ ret = tmio_sd_set_bus_width(priv, mmc);
if (ret)
return ret;
- matsu_sd_set_ddr_mode(priv, mmc);
- matsu_sd_set_clk_rate(priv, mmc);
- matsu_sd_set_pins(dev);
+ tmio_sd_set_ddr_mode(priv, mmc);
+ tmio_sd_set_clk_rate(priv, mmc);
+ tmio_sd_set_pins(dev);
return 0;
}
-int matsu_sd_get_cd(struct udevice *dev)
+int tmio_sd_get_cd(struct udevice *dev)
{
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
- if (priv->caps & MATSU_SD_CAP_NONREMOVABLE)
+ if (priv->caps & TMIO_SD_CAP_NONREMOVABLE)
return 1;
- return !!(matsu_sd_readl(priv, MATSU_SD_INFO1) &
- MATSU_SD_INFO1_CD);
+ return !!(tmio_sd_readl(priv, TMIO_SD_INFO1) &
+ TMIO_SD_INFO1_CD);
}
-static void matsu_sd_host_init(struct matsu_sd_priv *priv)
+static void tmio_sd_host_init(struct tmio_sd_priv *priv)
{
u32 tmp;
/* soft reset of the host */
- tmp = matsu_sd_readl(priv, MATSU_SD_SOFT_RST);
- tmp &= ~MATSU_SD_SOFT_RST_RSTX;
- matsu_sd_writel(priv, tmp, MATSU_SD_SOFT_RST);
- tmp |= MATSU_SD_SOFT_RST_RSTX;
- matsu_sd_writel(priv, tmp, MATSU_SD_SOFT_RST);
+ tmp = tmio_sd_readl(priv, TMIO_SD_SOFT_RST);
+ tmp &= ~TMIO_SD_SOFT_RST_RSTX;
+ tmio_sd_writel(priv, tmp, TMIO_SD_SOFT_RST);
+ tmp |= TMIO_SD_SOFT_RST_RSTX;
+ tmio_sd_writel(priv, tmp, TMIO_SD_SOFT_RST);
/* FIXME: implement eMMC hw_reset */
- matsu_sd_writel(priv, MATSU_SD_STOP_SEC, MATSU_SD_STOP);
+ tmio_sd_writel(priv, TMIO_SD_STOP_SEC, TMIO_SD_STOP);
/*
* Connected to 32bit AXI.
* Write an appropriate value depending on the IP version.
*/
if (priv->version >= 0x10)
- matsu_sd_writel(priv, 0x101, MATSU_SD_HOST_MODE);
+ tmio_sd_writel(priv, 0x101, TMIO_SD_HOST_MODE);
else
- matsu_sd_writel(priv, 0x0, MATSU_SD_HOST_MODE);
+ tmio_sd_writel(priv, 0x0, TMIO_SD_HOST_MODE);
- if (priv->caps & MATSU_SD_CAP_DMA_INTERNAL) {
- tmp = matsu_sd_readl(priv, MATSU_SD_DMA_MODE);
- tmp |= MATSU_SD_DMA_MODE_ADDR_INC;
- matsu_sd_writel(priv, tmp, MATSU_SD_DMA_MODE);
+ if (priv->caps & TMIO_SD_CAP_DMA_INTERNAL) {
+ tmp = tmio_sd_readl(priv, TMIO_SD_DMA_MODE);
+ tmp |= TMIO_SD_DMA_MODE_ADDR_INC;
+ tmio_sd_writel(priv, tmp, TMIO_SD_DMA_MODE);
}
}
-int matsu_sd_bind(struct udevice *dev)
+int tmio_sd_bind(struct udevice *dev)
{
- struct matsu_sd_plat *plat = dev_get_platdata(dev);
+ struct tmio_sd_plat *plat = dev_get_platdata(dev);
return mmc_bind(dev, &plat->mmc, &plat->cfg);
}
-int matsu_sd_probe(struct udevice *dev, u32 quirks)
+int tmio_sd_probe(struct udevice *dev, u32 quirks)
{
- struct matsu_sd_plat *plat = dev_get_platdata(dev);
- struct matsu_sd_priv *priv = dev_get_priv(dev);
+ struct tmio_sd_plat *plat = dev_get_platdata(dev);
+ struct tmio_sd_priv *priv = dev_get_priv(dev);
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
fdt_addr_t base;
struct clk clk;
if (quirks)
priv->caps = quirks;
- priv->version = matsu_sd_readl(priv, MATSU_SD_VERSION) &
- MATSU_SD_VERSION_IP;
+ priv->version = tmio_sd_readl(priv, TMIO_SD_VERSION) &
+ TMIO_SD_VERSION_IP;
dev_dbg(dev, "version %x\n", priv->version);
if (priv->version >= 0x10) {
- priv->caps |= MATSU_SD_CAP_DMA_INTERNAL;
- priv->caps |= MATSU_SD_CAP_DIV1024;
+ priv->caps |= TMIO_SD_CAP_DMA_INTERNAL;
+ priv->caps |= TMIO_SD_CAP_DIV1024;
}
if (fdt_get_property(gd->fdt_blob, dev_of_offset(dev), "non-removable",
NULL))
- priv->caps |= MATSU_SD_CAP_NONREMOVABLE;
+ priv->caps |= TMIO_SD_CAP_NONREMOVABLE;
- matsu_sd_host_init(priv);
+ tmio_sd_host_init(priv);
plat->cfg.voltages = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34;
plat->cfg.f_min = priv->mclk /
- (priv->caps & MATSU_SD_CAP_DIV1024 ? 1024 : 512);
+ (priv->caps & TMIO_SD_CAP_DIV1024 ? 1024 : 512);
plat->cfg.f_max = priv->mclk;
- plat->cfg.b_max = U32_MAX; /* max value of MATSU_SD_SECCNT */
+ plat->cfg.b_max = U32_MAX; /* max value of TMIO_SD_SECCNT */
upriv->mmc = &plat->mmc;
--- /dev/null
+/*
+ * Copyright (C) 2016 Socionext Inc.
+ * Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __TMIO_COMMON_H__
+#define __TMIO_COMMON_H__
+
+#define TMIO_SD_CMD 0x000 /* command */
+#define TMIO_SD_CMD_NOSTOP BIT(14) /* No automatic CMD12 issue */
+#define TMIO_SD_CMD_MULTI BIT(13) /* multiple block transfer */
+#define TMIO_SD_CMD_RD BIT(12) /* 1: read, 0: write */
+#define TMIO_SD_CMD_DATA BIT(11) /* data transfer */
+#define TMIO_SD_CMD_APP BIT(6) /* ACMD preceded by CMD55 */
+#define TMIO_SD_CMD_NORMAL (0 << 8)/* auto-detect of resp-type */
+#define TMIO_SD_CMD_RSP_NONE (3 << 8)/* response: none */
+#define TMIO_SD_CMD_RSP_R1 (4 << 8)/* response: R1, R5, R6, R7 */
+#define TMIO_SD_CMD_RSP_R1B (5 << 8)/* response: R1b, R5b */
+#define TMIO_SD_CMD_RSP_R2 (6 << 8)/* response: R2 */
+#define TMIO_SD_CMD_RSP_R3 (7 << 8)/* response: R3, R4 */
+#define TMIO_SD_ARG 0x008 /* command argument */
+#define TMIO_SD_STOP 0x010 /* stop action control */
+#define TMIO_SD_STOP_SEC BIT(8) /* use sector count */
+#define TMIO_SD_STOP_STP BIT(0) /* issue CMD12 */
+#define TMIO_SD_SECCNT 0x014 /* sector counter */
+#define TMIO_SD_RSP10 0x018 /* response[39:8] */
+#define TMIO_SD_RSP32 0x020 /* response[71:40] */
+#define TMIO_SD_RSP54 0x028 /* response[103:72] */
+#define TMIO_SD_RSP76 0x030 /* response[127:104] */
+#define TMIO_SD_INFO1 0x038 /* IRQ status 1 */
+#define TMIO_SD_INFO1_CD BIT(5) /* state of card detect */
+#define TMIO_SD_INFO1_INSERT BIT(4) /* card inserted */
+#define TMIO_SD_INFO1_REMOVE BIT(3) /* card removed */
+#define TMIO_SD_INFO1_CMP BIT(2) /* data complete */
+#define TMIO_SD_INFO1_RSP BIT(0) /* response complete */
+#define TMIO_SD_INFO2 0x03c /* IRQ status 2 */
+#define TMIO_SD_INFO2_ERR_ILA BIT(15) /* illegal access err */
+#define TMIO_SD_INFO2_CBSY BIT(14) /* command busy */
+#define TMIO_SD_INFO2_SCLKDIVEN BIT(13) /* command setting reg ena */
+#define TMIO_SD_INFO2_BWE BIT(9) /* write buffer ready */
+#define TMIO_SD_INFO2_BRE BIT(8) /* read buffer ready */
+#define TMIO_SD_INFO2_DAT0 BIT(7) /* SDDAT0 */
+#define TMIO_SD_INFO2_ERR_RTO BIT(6) /* response time out */
+#define TMIO_SD_INFO2_ERR_ILR BIT(5) /* illegal read err */
+#define TMIO_SD_INFO2_ERR_ILW BIT(4) /* illegal write err */
+#define TMIO_SD_INFO2_ERR_TO BIT(3) /* time out error */
+#define TMIO_SD_INFO2_ERR_END BIT(2) /* END bit error */
+#define TMIO_SD_INFO2_ERR_CRC BIT(1) /* CRC error */
+#define TMIO_SD_INFO2_ERR_IDX BIT(0) /* cmd index error */
+#define TMIO_SD_INFO1_MASK 0x040
+#define TMIO_SD_INFO2_MASK 0x044
+#define TMIO_SD_CLKCTL 0x048 /* clock divisor */
+#define TMIO_SD_CLKCTL_DIV_MASK 0x104ff
+#define TMIO_SD_CLKCTL_DIV1024 BIT(16) /* SDCLK = CLK / 1024 */
+#define TMIO_SD_CLKCTL_DIV512 BIT(7) /* SDCLK = CLK / 512 */
+#define TMIO_SD_CLKCTL_DIV256 BIT(6) /* SDCLK = CLK / 256 */
+#define TMIO_SD_CLKCTL_DIV128 BIT(5) /* SDCLK = CLK / 128 */
+#define TMIO_SD_CLKCTL_DIV64 BIT(4) /* SDCLK = CLK / 64 */
+#define TMIO_SD_CLKCTL_DIV32 BIT(3) /* SDCLK = CLK / 32 */
+#define TMIO_SD_CLKCTL_DIV16 BIT(2) /* SDCLK = CLK / 16 */
+#define TMIO_SD_CLKCTL_DIV8 BIT(1) /* SDCLK = CLK / 8 */
+#define TMIO_SD_CLKCTL_DIV4 BIT(0) /* SDCLK = CLK / 4 */
+#define TMIO_SD_CLKCTL_DIV2 0 /* SDCLK = CLK / 2 */
+#define TMIO_SD_CLKCTL_DIV1 BIT(10) /* SDCLK = CLK */
+#define TMIO_SD_CLKCTL_RCAR_DIV1 0xff /* SDCLK = CLK (RCar ver.) */
+#define TMIO_SD_CLKCTL_OFFEN BIT(9) /* stop SDCLK when unused */
+#define TMIO_SD_CLKCTL_SCLKEN BIT(8) /* SDCLK output enable */
+#define TMIO_SD_SIZE 0x04c /* block size */
+#define TMIO_SD_OPTION 0x050
+#define TMIO_SD_OPTION_WIDTH_MASK (5 << 13)
+#define TMIO_SD_OPTION_WIDTH_1 (4 << 13)
+#define TMIO_SD_OPTION_WIDTH_4 (0 << 13)
+#define TMIO_SD_OPTION_WIDTH_8 (1 << 13)
+#define TMIO_SD_BUF 0x060 /* read/write buffer */
+#define TMIO_SD_EXTMODE 0x1b0
+#define TMIO_SD_EXTMODE_DMA_EN BIT(1) /* transfer 1: DMA, 0: pio */
+#define TMIO_SD_SOFT_RST 0x1c0
+#define TMIO_SD_SOFT_RST_RSTX BIT(0) /* reset deassert */
+#define TMIO_SD_VERSION 0x1c4 /* version register */
+#define TMIO_SD_VERSION_IP 0xff /* IP version */
+#define TMIO_SD_HOST_MODE 0x1c8
+#define TMIO_SD_IF_MODE 0x1cc
+#define TMIO_SD_IF_MODE_DDR BIT(0) /* DDR mode */
+#define TMIO_SD_VOLT 0x1e4 /* voltage switch */
+#define TMIO_SD_VOLT_MASK (3 << 0)
+#define TMIO_SD_VOLT_OFF (0 << 0)
+#define TMIO_SD_VOLT_330 (1 << 0)/* 3.3V signal */
+#define TMIO_SD_VOLT_180 (2 << 0)/* 1.8V signal */
+#define TMIO_SD_DMA_MODE 0x410
+#define TMIO_SD_DMA_MODE_DIR_RD BIT(16) /* 1: from device, 0: to dev */
+#define TMIO_SD_DMA_MODE_ADDR_INC BIT(0) /* 1: address inc, 0: fixed */
+#define TMIO_SD_DMA_CTL 0x414
+#define TMIO_SD_DMA_CTL_START BIT(0) /* start DMA (auto cleared) */
+#define TMIO_SD_DMA_RST 0x418
+#define TMIO_SD_DMA_RST_RD BIT(9)
+#define TMIO_SD_DMA_RST_WR BIT(8)
+#define TMIO_SD_DMA_INFO1 0x420
+#define TMIO_SD_DMA_INFO1_END_RD2 BIT(20) /* DMA from device is complete (uniphier) */
+#define TMIO_SD_DMA_INFO1_END_RD BIT(17) /* DMA from device is complete (renesas) */
+#define TMIO_SD_DMA_INFO1_END_WR BIT(16) /* DMA to device is complete */
+#define TMIO_SD_DMA_INFO1_MASK 0x424
+#define TMIO_SD_DMA_INFO2 0x428
+#define TMIO_SD_DMA_INFO2_ERR_RD BIT(17)
+#define TMIO_SD_DMA_INFO2_ERR_WR BIT(16)
+#define TMIO_SD_DMA_INFO2_MASK 0x42c
+#define TMIO_SD_DMA_ADDR_L 0x440
+#define TMIO_SD_DMA_ADDR_H 0x444
+
+/* alignment required by the DMA engine of this controller */
+#define TMIO_SD_DMA_MINALIGN 0x10
+
+struct tmio_sd_plat {
+ struct mmc_config cfg;
+ struct mmc mmc;
+};
+
+struct tmio_sd_priv {
+ void __iomem *regbase;
+ unsigned long mclk;
+ unsigned int version;
+ u32 caps;
+#define TMIO_SD_CAP_NONREMOVABLE BIT(0) /* Nonremovable e.g. eMMC */
+#define TMIO_SD_CAP_DMA_INTERNAL BIT(1) /* have internal DMA engine */
+#define TMIO_SD_CAP_DIV1024 BIT(2) /* divisor 1024 is available */
+#define TMIO_SD_CAP_64BIT BIT(3) /* Controller is 64bit */
+#define TMIO_SD_CAP_16BIT BIT(4) /* Controller is 16bit */
+#define TMIO_SD_CAP_RCAR_GEN2 BIT(5) /* Renesas RCar version of IP */
+#define TMIO_SD_CAP_RCAR_GEN3 BIT(6) /* Renesas RCar version of IP */
+#define TMIO_SD_CAP_RCAR_UHS BIT(7) /* Renesas RCar UHS/SDR modes */
+#define TMIO_SD_CAP_RCAR \
+ (TMIO_SD_CAP_RCAR_GEN2 | TMIO_SD_CAP_RCAR_GEN3)
+#ifdef CONFIG_DM_REGULATOR
+ struct udevice *vqmmc_dev;
+#endif
+};
+
+int tmio_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
+ struct mmc_data *data);
+int tmio_sd_set_ios(struct udevice *dev);
+int tmio_sd_get_cd(struct udevice *dev);
+
+int tmio_sd_bind(struct udevice *dev);
+int tmio_sd_probe(struct udevice *dev, u32 quirks);
+
+u32 tmio_sd_readl(struct tmio_sd_priv *priv, unsigned int reg);
+void tmio_sd_writel(struct tmio_sd_priv *priv,
+ u32 val, unsigned int reg);
+
+#endif /* __TMIO_COMMON_H__ */
projects / u-boot.git / commitdiff