From f338529ca9279e3bea392cb53cec8bd292909cb1 Mon Sep 17 00:00:00 2001 From: Sarthak Garg Date: Mon, 8 Sep 2025 16:11:21 +0530 Subject: mmc: core: Parse and use the new max-sd-hs-hz DT property Introduce a new device tree flag to cap the maximum High-Speed (HS) mode frequency for SD cards, accommodating board-specific electrical limitations which cannot support the default 50Mhz HS frequency and others. Signed-off-by: Sarthak Garg Signed-off-by: Ulf Hansson --- include/linux/mmc/host.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index e0d935a4ac1d..e0e2c265e5d1 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -576,6 +576,7 @@ struct mmc_host { int hsq_depth; u32 err_stats[MMC_ERR_MAX]; + u32 max_sd_hs_hz; unsigned long private[] ____cacheline_aligned; }; -- cgit v1.2.3