[PATCH AUTOSEL 5.12 071/102] ARM: dts: stm32: fix the Odyssey SoM eMMC VQMMC supply

Sasha Levin sashal at kernel.org
Wed Jul 14 12:40:04 PDT 2021


From: Grzegorz Szymaszek <gszymaszek at short.pl>

[ Upstream commit f493162319788802b6a49634f7268e691b4c10ec ]

The Seeed SoM-STM32MP157C device tree had the eMMC’s (SDMMC2) VQMMC
supply set to v3v3 (buck4), the same as the VMMC supply. That was
incorrect, as on the SoM, the VQMMC supply is provided from vdd (buck3)
instead.

Signed-off-by: Grzegorz Szymaszek <gszymaszek at short.pl>
Signed-off-by: Alexandre Torgue <alexandre.torgue at foss.st.com>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
 arch/arm/boot/dts/stm32mp157c-odyssey-som.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/stm32mp157c-odyssey-som.dtsi b/arch/arm/boot/dts/stm32mp157c-odyssey-som.dtsi
index 6cf49a0a9e69..b5601d270c8f 100644
--- a/arch/arm/boot/dts/stm32mp157c-odyssey-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c-odyssey-som.dtsi
@@ -269,7 +269,7 @@ &sdmmc2 {
 	st,neg-edge;
 	bus-width = <8>;
 	vmmc-supply = <&v3v3>;
-	vqmmc-supply = <&v3v3>;
+	vqmmc-supply = <&vdd>;
 	mmc-ddr-3_3v;
 	status = "okay";
 };
-- 
2.30.2




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