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authorPatrice Chotard <patrice.chotard@st.com>2017-09-05 11:04:18 +0200
committerTom Rini <trini@konsulko.com>2017-09-22 07:39:56 -0400
commit819c626bb0132afadf26061026c1eb6fc3b1efc7 (patch)
tree33bb7e5d4a4684e95d4d4628c13b08ad3a72bd1f /drivers/mmc
parent44913a185fc8f0de27c3fcba424309b4e0098a43 (diff)
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mmc: sti_sdhci: Rework sti_mmc_core_config()
Use struct udevice* as input parameter. Previous parameters are retrieved through plat and priv data. This to prepare to use the reset framework. Signed-off-by: Patrice Chotard <patrice.chotard@st.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/sti_sdhci.c33
1 files changed, 18 insertions, 15 deletions
diff --git a/drivers/mmc/sti_sdhci.c b/drivers/mmc/sti_sdhci.c
index f85f6b4..714afd9 100644
--- a/drivers/mmc/sti_sdhci.c
+++ b/drivers/mmc/sti_sdhci.c
@@ -16,6 +16,7 @@ DECLARE_GLOBAL_DATA_PTR;
struct sti_sdhci_plat {
struct mmc_config cfg;
struct mmc mmc;
+ int instance;
};
/*
@@ -26,8 +27,8 @@ struct sti_sdhci_plat {
/**
* sti_mmc_core_config: configure the Arasan HC
- * @regbase: base address
- * @mmc_instance: mmc instance id
+ * @dev : udevice
+ *
* Description: this function is to configure the Arasan MMC HC.
* This should be called when the system starts in case of, on the SoC,
* it is needed to configure the host controller.
@@ -36,33 +37,35 @@ struct sti_sdhci_plat {
* W/o these settings the SDHCI could configure and use the embedded controller
* with limited features.
*/
-static void sti_mmc_core_config(const u32 regbase, int mmc_instance)
+static void sti_mmc_core_config(struct udevice *dev)
{
+ struct sti_sdhci_plat *plat = dev_get_platdata(dev);
+ struct sdhci_host *host = dev_get_priv(dev);
unsigned long *sysconf;
/* only MMC1 has a reset line */
- if (mmc_instance) {
+ if (plat->instance) {
sysconf = (unsigned long *)(STIH410_SYSCONF5_BASE +
ST_MMC_CCONFIG_REG_5);
generic_set_bit(SYSCONF_MMC1_ENABLE_BIT, sysconf);
}
writel(STI_FLASHSS_MMC_CORE_CONFIG_1,
- regbase + FLASHSS_MMC_CORE_CONFIG_1);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_1);
- if (mmc_instance) {
+ if (plat->instance) {
writel(STI_FLASHSS_MMC_CORE_CONFIG2,
- regbase + FLASHSS_MMC_CORE_CONFIG_2);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_2);
writel(STI_FLASHSS_MMC_CORE_CONFIG3,
- regbase + FLASHSS_MMC_CORE_CONFIG_3);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_3);
} else {
writel(STI_FLASHSS_SDCARD_CORE_CONFIG2,
- regbase + FLASHSS_MMC_CORE_CONFIG_2);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_2);
writel(STI_FLASHSS_SDCARD_CORE_CONFIG3,
- regbase + FLASHSS_MMC_CORE_CONFIG_3);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_3);
}
writel(STI_FLASHSS_MMC_CORE_CONFIG4,
- regbase + FLASHSS_MMC_CORE_CONFIG_4);
+ host->ioaddr + FLASHSS_MMC_CORE_CONFIG_4);
}
static int sti_sdhci_probe(struct udevice *dev)
@@ -70,7 +73,7 @@ static int sti_sdhci_probe(struct udevice *dev)
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
struct sti_sdhci_plat *plat = dev_get_platdata(dev);
struct sdhci_host *host = dev_get_priv(dev);
- int ret, mmc_instance;
+ int ret;
/*
* identify current mmc instance, mmc1 has a reset, not mmc0
@@ -79,11 +82,11 @@ static int sti_sdhci_probe(struct udevice *dev)
*/
if (fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "resets", NULL))
- mmc_instance = 1;
+ plat->instance = 1;
else
- mmc_instance = 0;
+ plat->instance = 0;
- sti_mmc_core_config((const u32) host->ioaddr, mmc_instance);
+ sti_mmc_core_config(dev);
host->quirks = SDHCI_QUIRK_WAIT_SEND_CMD |
SDHCI_QUIRK_32BIT_DMA_ADDR |