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authorRyan Wanner <Ryan.Wanner@microchip.com>2025-08-19 10:05:24 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-09-09 19:02:18 +0200
commitad5d04d3af6c53d79b58fe07df0c3aa161548cac (patch)
tree2afb4967d97f59a59b0ed6a993ba3317b2623f39
parent3da20d91bf3c3c6294f48f7081444f9a2a8a9c9f (diff)
ARM: dts: microchip: sama7d65: Force SDMMC Legacy mode
[ Upstream commit 217efb440933bf97a78ef328b211d8a39f4ff171 ] The SDMMC in this IP currently only supports legacy mode due to a hardware quirk, setting the flags to reflect the limitation. Fixes: deaa14ab6b06 ("ARM: dts: microchip: add support for sama7d65_curiosity board") Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com> Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com> Link: https://lore.kernel.org/r/20250819170528.126010-1-Ryan.Wanner@microchip.com Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
index 53a657cf4efb..dfe1f0616a81 100644
--- a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
+++ b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
@@ -352,6 +352,8 @@
&sdmmc1 {
bus-width = <4>;
+ no-1-8-v;
+ sdhci-caps-mask = <0x0 0x00200000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdmmc1_default>;
status = "okay";