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-rw-r--r--drivers/mmc/Makefile1
-rw-r--r--drivers/mmc/dw_mmc.c2
-rw-r--r--drivers/mmc/exynos_dw_mmc.c71
-rw-r--r--drivers/mmc/mmc.c8
-rw-r--r--drivers/mmc/omap_hsmmc.c4
-rw-r--r--drivers/mmc/pci_mmc.c42
-rw-r--r--drivers/mmc/s5p_sdhci.c20
-rw-r--r--drivers/mmc/sdhci.c3
-rw-r--r--drivers/mmc/sunxi_mmc.c20
-rw-r--r--drivers/mmc/tegra_mmc.c36
10 files changed, 146 insertions, 61 deletions
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index 4ba5878936..ed73687735 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -24,6 +24,7 @@ obj-$(CONFIG_MVEBU_MMC) += mvebu_mmc.o
obj-$(CONFIG_MXC_MMC) += mxcmmc.o
obj-$(CONFIG_MXS_MMC) += mxsmmc.o
obj-$(CONFIG_OMAP_HSMMC) += omap_hsmmc.o
+obj-$(CONFIG_X86) += pci_mmc.o
obj-$(CONFIG_PXA_MMC_GENERIC) += pxa_mmc_gen.o
obj-$(CONFIG_SUPPORT_EMMC_RPMB) += rpmb.o
obj-$(CONFIG_S3C_SDI) += s3c_sdi.o
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index b18c75dee2..76fa0b0534 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -321,7 +321,7 @@ static void dwmci_set_ios(struct mmc *mmc)
if (mmc->ddr_mode)
regs |= DWMCI_DDR_MODE;
else
- regs &= DWMCI_DDR_MODE;
+ regs &= ~DWMCI_DDR_MODE;
dwmci_writel(host, DWMCI_UHS_REG, regs);
diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c
index dfa209bded..e083745235 100644
--- a/drivers/mmc/exynos_dw_mmc.c
+++ b/drivers/mmc/exynos_dw_mmc.c
@@ -13,14 +13,20 @@
#include <asm/arch/dwmmc.h>
#include <asm/arch/clk.h>
#include <asm/arch/pinmux.h>
+#include <asm/arch/power.h>
#include <asm/gpio.h>
#include <asm-generic/errno.h>
#define DWMMC_MAX_CH_NUM 4
#define DWMMC_MAX_FREQ 52000000
#define DWMMC_MIN_FREQ 400000
-#define DWMMC_MMC0_CLKSEL_VAL 0x03030001
-#define DWMMC_MMC2_CLKSEL_VAL 0x03020001
+#define DWMMC_MMC0_SDR_TIMING_VAL 0x03030001
+#define DWMMC_MMC2_SDR_TIMING_VAL 0x03020001
+
+/* Exynos implmentation specific drver private data */
+struct dwmci_exynos_priv_data {
+ u32 sdr_timing;
+};
/*
* Function used as callback function to initialise the
@@ -28,7 +34,9 @@
*/
static void exynos_dwmci_clksel(struct dwmci_host *host)
{
- dwmci_writel(host, DWMCI_CLKSEL, host->clksel_val);
+ struct dwmci_exynos_priv_data *priv = host->priv;
+
+ dwmci_writel(host, DWMCI_CLKSEL, priv->sdr_timing);
}
unsigned int exynos_dwmci_get_clk(struct dwmci_host *host)
@@ -55,6 +63,8 @@ unsigned int exynos_dwmci_get_clk(struct dwmci_host *host)
static void exynos_dwmci_board_init(struct dwmci_host *host)
{
+ struct dwmci_exynos_priv_data *priv = host->priv;
+
if (host->quirks & DWMCI_QUIRK_DISABLE_SMU) {
dwmci_writel(host, EMMCP_MPSBEGIN0, 0);
dwmci_writel(host, EMMCP_SEND0, 0);
@@ -64,12 +74,17 @@ static void exynos_dwmci_board_init(struct dwmci_host *host)
MPSCTRL_NON_SECURE_READ_BIT |
MPSCTRL_NON_SECURE_WRITE_BIT | MPSCTRL_VALID);
}
+
+ /* Set to timing value at initial time */
+ if (priv->sdr_timing)
+ exynos_dwmci_clksel(host);
}
static int exynos_dwmci_core_init(struct dwmci_host *host, int index)
{
unsigned int div;
unsigned long freq, sclk;
+ struct dwmci_exynos_priv_data *priv = host->priv;
if (host->bus_hz)
freq = host->bus_hz;
@@ -88,11 +103,11 @@ static int exynos_dwmci_core_init(struct dwmci_host *host, int index)
#endif
host->board_init = exynos_dwmci_board_init;
- if (!host->clksel_val) {
+ if (!priv->sdr_timing) {
if (index == 0)
- host->clksel_val = DWMMC_MMC0_CLKSEL_VAL;
+ priv->sdr_timing = DWMMC_MMC0_SDR_TIMING_VAL;
else if (index == 2)
- host->clksel_val = DWMMC_MMC2_CLKSEL_VAL;
+ priv->sdr_timing = DWMMC_MMC2_SDR_TIMING_VAL;
}
host->caps = MMC_MODE_DDR_52MHz;
@@ -118,6 +133,7 @@ static int exynos_dwmci_core_init(struct dwmci_host *host, int index)
int exynos_dwmci_add_port(int index, u32 regbase, int bus_width, u32 clksel)
{
struct dwmci_host *host = NULL;
+ struct dwmci_exynos_priv_data *priv;
host = malloc(sizeof(struct dwmci_host));
if (!host) {
@@ -125,11 +141,19 @@ int exynos_dwmci_add_port(int index, u32 regbase, int bus_width, u32 clksel)
return -ENOMEM;
}
+ priv = malloc(sizeof(struct dwmci_exynos_priv_data));
+ if (!priv) {
+ error("dwmci_exynos_priv_data malloc fail!\n");
+ return -ENOMEM;
+ }
+
host->ioaddr = (void *)regbase;
host->buswidth = bus_width;
if (clksel)
- host->clksel_val = clksel;
+ priv->sdr_timing = clksel;
+
+ host->priv = priv;
return exynos_dwmci_core_init(host, index);
}
@@ -157,7 +181,14 @@ static int exynos_dwmci_get_config(const void *blob, int node,
struct dwmci_host *host)
{
int err = 0;
- u32 base, clksel_val, timing[3];
+ u32 base, timing[3];
+ struct dwmci_exynos_priv_data *priv;
+
+ priv = malloc(sizeof(struct dwmci_exynos_priv_data));
+ if (!priv) {
+ error("dwmci_exynos_priv_data malloc fail!\n");
+ return -ENOMEM;
+ }
/* Extract device id for each mmc channel */
host->dev_id = pinmux_decode_periph_id(blob, node);
@@ -166,7 +197,6 @@ static int exynos_dwmci_get_config(const void *blob, int node,
if (host->dev_index == host->dev_id)
host->dev_index = host->dev_id - PERIPH_ID_SDMMC0;
-
/* Get the bus width from the device node */
host->buswidth = fdtdec_get_int(blob, node, "samsung,bus-width", 0);
if (host->buswidth <= 0) {
@@ -190,16 +220,24 @@ static int exynos_dwmci_get_config(const void *blob, int node,
return -EINVAL;
}
- clksel_val = (DWMCI_SET_SAMPLE_CLK(timing[0]) |
+ priv->sdr_timing = (DWMCI_SET_SAMPLE_CLK(timing[0]) |
DWMCI_SET_DRV_CLK(timing[1]) |
DWMCI_SET_DIV_RATIO(timing[2]));
- if (clksel_val)
- host->clksel_val = clksel_val;
+
+ /* sdr_timing didn't assigned anything, use the default value */
+ if (!priv->sdr_timing) {
+ if (host->dev_index == 0)
+ priv->sdr_timing = DWMMC_MMC0_SDR_TIMING_VAL;
+ else if (host->dev_index == 2)
+ priv->sdr_timing = DWMMC_MMC2_SDR_TIMING_VAL;
+ }
host->fifoth_val = fdtdec_get_int(blob, node, "fifoth_val", 0);
host->bus_hz = fdtdec_get_int(blob, node, "bus_hz", 0);
host->div = fdtdec_get_int(blob, node, "div", 0);
+ host->priv = priv;
+
return 0;
}
@@ -229,12 +267,21 @@ int exynos_dwmmc_init(const void *blob)
{
int compat_id;
int node_list[DWMMC_MAX_CH_NUM];
+ int boot_dev_node;
int err = 0, count;
compat_id = COMPAT_SAMSUNG_EXYNOS_DWMMC;
count = fdtdec_find_aliases_for_id(blob, "mmc",
compat_id, node_list, DWMMC_MAX_CH_NUM);
+
+ /* For DWMMC always set boot device as mmc 0 */
+ if (count >= 3 && get_boot_mode() == BOOT_MODE_SD) {
+ boot_dev_node = node_list[2];
+ node_list[2] = node_list[0];
+ node_list[0] = boot_dev_node;
+ }
+
err = exynos_dwmci_process_node(blob, node_list, count);
return err;
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index b8039cd092..a13769ea25 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1693,11 +1693,19 @@ void print_mmc_devices(char separator)
{
struct mmc *m;
struct list_head *entry;
+ char *mmc_type;
list_for_each(entry, &mmc_devices) {
m = list_entry(entry, struct mmc, link);
+ if (m->has_init)
+ mmc_type = IS_SD(m) ? "SD" : "eMMC";
+ else
+ mmc_type = NULL;
+
printf("%s: %d", m->cfg->name, m->block_dev.dev);
+ if (mmc_type)
+ printf(" (%s)", mmc_type);
if (entry->next != &mmc_devices) {
printf("%c", separator);
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index c880cedb0a..dc725cb5b0 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -134,6 +134,10 @@ static unsigned char mmc_board_init(struct mmc *mmc)
pbias_lite = readl(&t2_base->pbias_lite);
pbias_lite &= ~(PBIASLITEPWRDNZ1 | PBIASLITEPWRDNZ0);
+#ifdef CONFIG_TARGET_OMAP3_CAIRO
+ /* for cairo board, we need to set up 1.8 Volt bias level on MMC1 */
+ pbias_lite &= ~PBIASLITEVMODE0;
+#endif
writel(pbias_lite, &t2_base->pbias_lite);
writel(pbias_lite | PBIASLITEPWRDNZ1 |
diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c
new file mode 100644
index 0000000000..37171bfa71
--- /dev/null
+++ b/drivers/mmc/pci_mmc.c
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2015, Google, Inc
+ * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <malloc.h>
+#include <sdhci.h>
+#include <asm/pci.h>
+
+int pci_mmc_init(const char *name, struct pci_device_id *mmc_supported,
+ int num_ids)
+{
+ struct sdhci_host *mmc_host;
+ pci_dev_t devbusfn;
+ u32 iobase;
+ int ret;
+ int i;
+
+ for (i = 0; i < num_ids; i++) {
+ devbusfn = pci_find_devices(mmc_supported, i);
+ if (devbusfn == -1)
+ return -ENODEV;
+
+ mmc_host = malloc(sizeof(struct sdhci_host));
+ if (!mmc_host)
+ return -ENOMEM;
+
+ mmc_host->name = (char *)name;
+ pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &iobase);
+ mmc_host->ioaddr = (void *)iobase;
+ mmc_host->quirks = 0;
+ ret = add_sdhci(mmc_host, 0, 0);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c
index a5d34876bb..3899372e0e 100644
--- a/drivers/mmc/s5p_sdhci.c
+++ b/drivers/mmc/s5p_sdhci.c
@@ -102,17 +102,14 @@ struct sdhci_host sdhci_host[SDHCI_MAX_HOSTS];
static int do_sdhci_init(struct sdhci_host *host)
{
- char str[20];
int dev_id, flag;
int err = 0;
flag = host->bus_width == 8 ? PINMUX_FLAG_8BIT_MODE : PINMUX_FLAG_NONE;
dev_id = host->index + PERIPH_ID_SDMMC0;
- if (fdt_gpio_isvalid(&host->pwr_gpio)) {
- sprintf(str, "sdhci%d_power", host->index & 0xf);
- gpio_request(host->pwr_gpio.gpio, str);
- gpio_direction_output(host->pwr_gpio.gpio, 1);
+ if (dm_gpio_is_valid(&host->pwr_gpio)) {
+ dm_gpio_set_value(&host->pwr_gpio, 1);
err = exynos_pinmux_config(dev_id, flag);
if (err) {
debug("MMC not configured\n");
@@ -120,11 +117,8 @@ static int do_sdhci_init(struct sdhci_host *host)
}
}
- if (fdt_gpio_isvalid(&host->cd_gpio)) {
- sprintf(str, "sdhci%d_cd", host->index & 0xf);
- gpio_request(host->cd_gpio.gpio, str);
- gpio_direction_input(host->cd_gpio.gpio);
- if (gpio_get_value(host->cd_gpio.gpio))
+ if (dm_gpio_is_valid(&host->cd_gpio)) {
+ if (dm_gpio_get_value(&host->cd_gpio))
return -ENODEV;
err = exynos_pinmux_config(dev_id, flag);
@@ -166,8 +160,10 @@ static int sdhci_get_config(const void *blob, int node, struct sdhci_host *host)
}
host->ioaddr = (void *)base;
- fdtdec_decode_gpio(blob, node, "pwr-gpios", &host->pwr_gpio);
- fdtdec_decode_gpio(blob, node, "cd-gpios", &host->cd_gpio);
+ gpio_request_by_name_nodev(blob, node, "pwr-gpios", 0, &host->pwr_gpio,
+ GPIOD_IS_OUT);
+ gpio_request_by_name_nodev(blob, node, "cd-gpios", 0, &host->cd_gpio,
+ GPIOD_IS_IN);
return 0;
}
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index de88e19609..82d7984a51 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -374,7 +374,8 @@ static void sdhci_set_ios(struct mmc *mmc)
(host->quirks & SDHCI_QUIRK_USE_WIDE8))
ctrl |= SDHCI_CTRL_8BITBUS;
} else {
- if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300)
+ if ((SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) ||
+ (host->quirks & SDHCI_QUIRK_USE_WIDE8))
ctrl &= ~SDHCI_CTRL_8BITBUS;
if (mmc->bus_width == 4)
ctrl |= SDHCI_CTRL_4BITBUS;
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 510479516b..22335452c5 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -215,7 +215,7 @@ static int mmc_config_clock(struct mmc *mmc)
return 0;
}
-static void mmc_set_ios(struct mmc *mmc)
+static void sunxi_mmc_set_ios(struct mmc *mmc)
{
struct sunxi_mmc_host *mmchost = mmc->priv;
@@ -237,7 +237,7 @@ static void mmc_set_ios(struct mmc *mmc)
writel(0x0, &mmchost->reg->width);
}
-static int mmc_core_init(struct mmc *mmc)
+static int sunxi_mmc_core_init(struct mmc *mmc)
{
struct sunxi_mmc_host *mmchost = mmc->priv;
@@ -298,8 +298,8 @@ static int mmc_rint_wait(struct mmc *mmc, unsigned int timeout_msecs,
return 0;
}
-static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
- struct mmc_data *data)
+static int sunxi_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
+ struct mmc_data *data)
{
struct sunxi_mmc_host *mmchost = mmc->priv;
unsigned int cmdval = SUNXI_MMC_CMD_START;
@@ -432,9 +432,9 @@ static int sunxi_mmc_getcd(struct mmc *mmc)
}
static const struct mmc_ops sunxi_mmc_ops = {
- .send_cmd = mmc_send_cmd,
- .set_ios = mmc_set_ios,
- .init = mmc_core_init,
+ .send_cmd = sunxi_mmc_send_cmd,
+ .set_ios = sunxi_mmc_set_ios,
+ .init = sunxi_mmc_core_init,
.getcd = sunxi_mmc_getcd,
};
@@ -449,11 +449,7 @@ struct mmc *sunxi_mmc_init(int sdc_no)
cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34;
cfg->host_caps = MMC_MODE_4BIT;
- cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
-#if defined(CONFIG_MACH_SUN6I) || defined(CONFIG_MACH_SUN7I) || \
- defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN9I)
- cfg->host_caps |= MMC_MODE_HC;
-#endif
+ cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_HC;
cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
cfg->f_min = 400000;
diff --git a/drivers/mmc/tegra_mmc.c b/drivers/mmc/tegra_mmc.c
index 2bd36b0ee7..2cd8cf10ae 100644
--- a/drivers/mmc/tegra_mmc.c
+++ b/drivers/mmc/tegra_mmc.c
@@ -515,8 +515,8 @@ static int tegra_mmc_getcd(struct mmc *mmc)
debug("tegra_mmc_getcd called\n");
- if (fdt_gpio_isvalid(&host->cd_gpio))
- return fdtdec_get_gpio(&host->cd_gpio);
+ if (dm_gpio_is_valid(&host->cd_gpio))
+ return dm_gpio_get_value(&host->cd_gpio);
return 1;
}
@@ -531,7 +531,6 @@ static const struct mmc_ops tegra_mmc_ops = {
static int do_mmc_init(int dev_index)
{
struct mmc_host *host;
- char gpusage[12]; /* "SD/MMCn PWR" or "SD/MMCn CD" */
struct mmc *mmc;
/* DT should have been read & host config filled in */
@@ -539,27 +538,15 @@ static int do_mmc_init(int dev_index)
if (!host->enabled)
return -1;
- debug(" do_mmc_init: index %d, bus width %d "
- "pwr_gpio %d cd_gpio %d\n",
- dev_index, host->width,
- host->pwr_gpio.gpio, host->cd_gpio.gpio);
+ debug(" do_mmc_init: index %d, bus width %d pwr_gpio %d cd_gpio %d\n",
+ dev_index, host->width, gpio_get_number(&host->pwr_gpio),
+ gpio_get_number(&host->cd_gpio));
host->clock = 0;
clock_start_periph_pll(host->mmc_id, CLOCK_ID_PERIPH, 20000000);
- if (fdt_gpio_isvalid(&host->pwr_gpio)) {
- sprintf(gpusage, "SD/MMC%d PWR", dev_index);
- gpio_request(host->pwr_gpio.gpio, gpusage);
- gpio_direction_output(host->pwr_gpio.gpio, 1);
- debug(" Power GPIO name = %s\n", host->pwr_gpio.name);
- }
-
- if (fdt_gpio_isvalid(&host->cd_gpio)) {
- sprintf(gpusage, "SD/MMC%d CD", dev_index);
- gpio_request(host->cd_gpio.gpio, gpusage);
- gpio_direction_input(host->cd_gpio.gpio);
- debug(" CD GPIO name = %s\n", host->cd_gpio.name);
- }
+ if (dm_gpio_is_valid(&host->pwr_gpio))
+ dm_gpio_set_value(&host->pwr_gpio, 1);
memset(&host->cfg, 0, sizeof(host->cfg));
@@ -626,9 +613,12 @@ static int mmc_get_config(const void *blob, int node, struct mmc_host *host)
debug("%s: no sdmmc width found\n", __func__);
/* These GPIOs are optional */
- fdtdec_decode_gpio(blob, node, "cd-gpios", &host->cd_gpio);
- fdtdec_decode_gpio(blob, node, "wp-gpios", &host->wp_gpio);
- fdtdec_decode_gpio(blob, node, "power-gpios", &host->pwr_gpio);
+ gpio_request_by_name_nodev(blob, node, "cd-gpios", 0, &host->cd_gpio,
+ GPIOD_IS_IN);
+ gpio_request_by_name_nodev(blob, node, "wp-gpios", 0, &host->wp_gpio,
+ GPIOD_IS_IN);
+ gpio_request_by_name_nodev(blob, node, "power-gpios", 0,
+ &host->pwr_gpio, GPIOD_IS_OUT);
debug("%s: found controller at %p, width = %d, periph_id = %d\n",
__func__, host->reg, host->width, host->mmc_id);
generated by cgit (git 2.34.1) at 2025-01-12 06:50:46 +0000