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Date:   Thu, 3 Jun 2021 17:40:48 +0200
From:   Grzegorz Szymaszek <gszymaszek@short.pl>
To:     Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc:     Grzegorz Szymaszek <gszymaszek@short.pl>,
        Ahmad Fatoum <a.fatoum@pengutronix.de>,
        Marcin Sloniewski <marcin.sloniewski@gmail.com>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH] ARM: dts: stm32: fix the Odyssey SoM eMMC VQMMC supply
Message-ID: <YLj4AMTCi84yO9GO@nx64de-df6d00>
Mail-Followup-To: Grzegorz Szymaszek <gszymaszek@short.pl>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Ahmad Fatoum <a.fatoum@pengutronix.de>,
        Marcin Sloniewski <marcin.sloniewski@gmail.com>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com
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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@short.pl>
---
 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