mmc: stm32_sdmmc2: Use mmc_of_parse() to read host capabilities

mmc_of_parse() can populate the 'f_max' and 'host_caps' fields of
struct mmc_config from devicetree.
The same logic is duplicated in stm32_sdmmc2_probe(). Use
mmc_of_parse(), which is more generic.

Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index 6d50356..77871d5 100644 (file)
--- a/drivers/mmc/stm32_sdmmc2.c
+++ b/drivers/mmc/stm32_sdmmc2.c
@@ -676,27 +676,13 @@ static int stm32_sdmmc2_probe(struct udevice *dev)
                             GPIOD_IS_IN);
 
        cfg->f_min = 400000;
-       cfg->f_max = dev_read_u32_default(dev, "max-frequency", 52000000);
        cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
        cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
        cfg->name = "STM32 SD/MMC";
 
        cfg->host_caps = 0;
-       if (cfg->f_max > 25000000)
-               cfg->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
-
-       switch (dev_read_u32_default(dev, "bus-width", 1)) {
-       case 8:
-               cfg->host_caps |= MMC_MODE_8BIT;
-               /* fall through */
-       case 4:
-               cfg->host_caps |= MMC_MODE_4BIT;
-               break;
-       case 1:
-               break;
-       default:
-               pr_err("invalid \"bus-width\" property, force to 1\n");
-       }
+       cfg->f_max = 52000000;
+       mmc_of_parse(dev, cfg);
 
        upriv->mmc = &plat->mmc;