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mmc: Add support for the no-mmc-hs400 prop

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The linux commit f722e650d965 ("mmc: core: add support for disabling
HS400 mode via DT") added support for a no-mmc-hs400 prop.

Add support for the no-mmc-hs400 prop to disable HS400 host caps.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Dragan Simic <dsimic@manjaro.org>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
This commit is contained in:
Jonas Karlman
2024-04-08 21:06:16 +00:00
committed by Jaehoon Chung
parent e098f88f7e
commit 4d3dc72165
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/mmc-uclass.c
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@@ -262,6 +262,9 @@ int mmc_of_parse(struct udevice *dev, struct mmc_config *cfg)
cfg->host_caps |= MMC_CAP(MMC_HS_400) | MMC_CAP(MMC_HS_200);
if (dev_read_bool(dev, "mmc-hs400-enhanced-strobe"))
cfg->host_caps |= MMC_CAP(MMC_HS_400_ES);
if (dev_read_bool(dev, "no-mmc-hs400"))
cfg->host_caps &= ~(MMC_CAP(MMC_HS_400) |
MMC_CAP(MMC_HS_400_ES));
if (dev_read_bool(dev, "non-removable")) {
cfg->host_caps |= MMC_CAP_NONREMOVABLE;