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mmc: meson_gx_mmc: reduce maximum frequency

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Reduce the maximum frequency to 40MHz to be compatible with
more eMMC. And the Amlogic vendor U-Boot also use the maximum
frequency of 40MHz.

Signed-off-by: Nick Xie <nick@khadas.com>
Link: https://patch.msgid.link/20251209055750.43594-1-nick@khadas.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Nick Xie
2025-12-09 13:57:50 +08:00
committed by Neil Armstrong
parent 8f2169faf6
commit 8fa0db145f
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/meson_gx_mmc.c
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@@ -348,7 +348,7 @@ static int meson_mmc_probe(struct udevice *dev)
cfg->host_caps = MMC_MODE_8BIT | MMC_MODE_4BIT |
MMC_MODE_HS_52MHz | MMC_MODE_HS;
cfg->f_min = DIV_ROUND_UP(SD_EMMC_CLKSRC_24M, CLK_MAX_DIV);
cfg->f_max = 100000000; /* 100 MHz */
cfg->f_max = 40000000; /* 40 MHz */
cfg->b_max = 511; /* max 512 - 1 blocks */
cfg->name = dev->name;