summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/arm/include/asm/omap_mmc.h2
-rw-r--r--drivers/mmc/Kconfig9
-rw-r--r--drivers/mmc/mmc.c20
-rw-r--r--drivers/mmc/omap_hsmmc.c31
4 files changed, 35 insertions, 27 deletions
diff --git a/arch/arm/include/asm/omap_mmc.h b/arch/arm/include/asm/omap_mmc.h
index 3d70148882c..42ce8dcd6d0 100644
--- a/arch/arm/include/asm/omap_mmc.h
+++ b/arch/arm/include/asm/omap_mmc.h
@@ -67,7 +67,7 @@ struct hsmmc {
struct omap_hsmmc_plat {
struct mmc_config cfg;
struct hsmmc *base_addr;
- struct mmc mmc;
+ struct mmc *mmc;
bool cd_inverted;
u32 controller_flags;
const char *hw_rev;
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index f2d82565822..88a13591adf 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -239,6 +239,15 @@ config MMC_OMAP_HS
If unsure, say N.
+config MMC_OMAP_HS_ADMA
+ bool "ADMA support for OMAP HS MMC"
+ depends on MMC_OMAP_HS && !OMAP34XX
+ default y if !AM33XX
+ help
+ This enables support for the ADMA2 controller (SDA3.00 Part A2 DMA
+ controller). If supported by the hardware, selecting this option will
+ increase performances.
+
config MMC_OMAP36XX_PINS
bool "Enable MMC1 on OMAP36xx/37xx"
depends on OMAP34XX && MMC_OMAP_HS
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index fb303dc21e2..c9308933003 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -181,23 +181,18 @@ const char *mmc_mode_name(enum bus_mode mode)
static uint mmc_mode2freq(struct mmc *mmc, enum bus_mode mode)
{
static const int freqs[] = {
+ [MMC_LEGACY] = 25000000,
[SD_LEGACY] = 25000000,
[MMC_HS] = 26000000,
[SD_HS] = 50000000,
-#if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT)
+ [MMC_HS_52] = 52000000,
+ [MMC_DDR_52] = 52000000,
[UHS_SDR12] = 25000000,
[UHS_SDR25] = 50000000,
[UHS_SDR50] = 100000000,
[UHS_DDR50] = 50000000,
-#ifdef MMC_SUPPORTS_TUNING
[UHS_SDR104] = 208000000,
-#endif
-#endif
- [MMC_HS_52] = 52000000,
- [MMC_DDR_52] = 52000000,
-#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
[MMC_HS_200] = 200000000,
-#endif
};
if (mode == MMC_LEGACY)
@@ -1974,7 +1969,7 @@ static int mmc_startup_v4(struct mmc *mmc)
return -ENOMEM;
memcpy(mmc->ext_csd, ext_csd, MMC_MAX_BLOCK_LEN);
- if (ext_csd[EXT_CSD_REV] > ARRAY_SIZE(mmc_versions))
+ if (ext_csd[EXT_CSD_REV] >= ARRAY_SIZE(mmc_versions))
return -EINVAL;
mmc->version = mmc_versions[ext_csd[EXT_CSD_REV]];
@@ -2658,12 +2653,7 @@ void mmc_set_preinit(struct mmc *mmc, int preinit)
mmc->preinit = preinit;
}
-#if CONFIG_IS_ENABLED(DM_MMC) && defined(CONFIG_SPL_BUILD)
-static int mmc_probe(bd_t *bis)
-{
- return 0;
-}
-#elif CONFIG_IS_ENABLED(DM_MMC)
+#if CONFIG_IS_ENABLED(DM_MMC)
static int mmc_probe(bd_t *bis)
{
int ret, i;
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 02970f29b29..caaa9146049 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -93,7 +93,7 @@ struct omap_hsmmc_data {
enum bus_mode mode;
#endif
u8 controller_flags;
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
struct omap_hsmmc_adma_desc *adma_desc_table;
uint desc_slot;
#endif
@@ -117,7 +117,7 @@ struct omap_mmc_of_data {
u8 controller_flags;
};
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
struct omap_hsmmc_adma_desc {
u8 attr;
u8 reserved;
@@ -741,7 +741,7 @@ static int omap_hsmmc_init_setup(struct mmc *mmc)
return -ETIMEDOUT;
}
}
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
reg_val = readl(&mmc_base->hl_hwinfo);
if (reg_val & MADMA_EN)
priv->controller_flags |= OMAP_HSMMC_USE_ADMA;
@@ -834,7 +834,7 @@ static void mmc_reset_controller_fsm(struct hsmmc *mmc_base, u32 bit)
}
}
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
static void omap_hsmmc_adma_desc(struct mmc *mmc, char *buf, u16 len, bool end)
{
struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc);
@@ -1037,7 +1037,7 @@ static int omap_hsmmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
else
flags |= (DP_DATA | DDIR_WRITE);
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
if ((priv->controller_flags & OMAP_HSMMC_USE_ADMA) &&
!mmc_is_tuning_cmd(cmd->cmdidx)) {
omap_hsmmc_prepare_data(mmc, data);
@@ -1082,7 +1082,7 @@ static int omap_hsmmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
}
}
-#ifndef CONFIG_OMAP34XX
+#ifdef CONFIG_MMC_OMAP_HS_ADMA
if ((priv->controller_flags & OMAP_HSMMC_USE_ADMA) && data &&
!mmc_is_tuning_cmd(cmd->cmdidx)) {
u32 sz_mb, timeout;
@@ -1181,8 +1181,9 @@ static int mmc_read_data(struct hsmmc *mmc_base, char *buf, unsigned int size)
return 0;
}
+#if CONFIG_IS_ENABLED(MMC_WRITE)
static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
- unsigned int size)
+ unsigned int size)
{
unsigned int *input_buf = (unsigned int *)buf;
unsigned int mmc_stat;
@@ -1235,7 +1236,13 @@ static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
}
return 0;
}
-
+#else
+static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
+ unsigned int size)
+{
+ return -ENOTSUPP;
+}
+#endif
static void omap_hsmmc_stop_clock(struct hsmmc *mmc_base)
{
writel(readl(&mmc_base->sysctl) & ~CEN_ENABLE, &mmc_base->sysctl);
@@ -1825,6 +1832,8 @@ static int omap_hsmmc_ofdata_to_platdata(struct udevice *dev)
if (ret < 0)
return ret;
+ if (!cfg->f_max)
+ cfg->f_max = 52000000;
cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
cfg->f_min = 400000;
cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
@@ -1858,8 +1867,8 @@ static int omap_hsmmc_ofdata_to_platdata(struct udevice *dev)
static int omap_hsmmc_bind(struct udevice *dev)
{
struct omap_hsmmc_plat *plat = dev_get_platdata(dev);
-
- return mmc_bind(dev, &plat->mmc, &plat->cfg);
+ plat->mmc = calloc(1, sizeof(struct mmc));
+ return mmc_bind(dev, plat->mmc, &plat->cfg);
}
#endif
static int omap_hsmmc_probe(struct udevice *dev)
@@ -1882,7 +1891,7 @@ static int omap_hsmmc_probe(struct udevice *dev)
#endif
#ifdef CONFIG_BLK
- mmc = &plat->mmc;
+ mmc = plat->mmc;
#else
mmc = mmc_create(cfg, priv);
if (mmc == NULL)
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-10 03:02:11 +0000