Re: [PATCH] ARM: dts: stm32: fix the Odyssey SoM eMMC VQMMC supply

From: Alexandre TORGUE
Date: Thu Jun 10 2021 - 09:46:30 EST


Hi

On 6/3/21 5:40 PM, Grzegorz Szymaszek wrote:
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@xxxxxxxx>
---
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";
};


Applied on stm32-next.

Thanks.
Alex