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authorAlexandru Gagniuc <mr.nuke.me@gmail.com>2020-09-09 16:54:02 -0500
committerPatrick Delaunay <patrick.delaunay@st.com>2020-10-21 18:11:56 +0200
commitc981d67a0444cf31e5a16fe4be79d785eb182385 (patch)
treea6c3879e782615d14c20969530a1f6244dd5865e /drivers
parentf80b8ac69bbbd38636562e8d8f4123d2633aa448 (diff)
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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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/stm32_sdmmc2.c18
1 files changed, 2 insertions, 16 deletions
diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index 6d50356..77871d5 100644
--- 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;