[v4,8/8] ARM: dts: microchip: sama5d2_xplained: Add power-supply property for sdmmc0 node
| Message ID | 20240213145542.23207-9-mihai.sain@microchip.com |
|---|---|
| State | New |
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From: Mihai Sain <mihai.sain@microchip.com>
To: <claudiu.beznea@tuxon.dev>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <conor+dt@kernel.org>,
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CC: <cristian.birsan@microchip.com>, Mihai Sain <mihai.sain@microchip.com>
Subject: [PATCH v4 8/8] ARM: dts: microchip: sama5d2_xplained: Add
power-supply property for sdmmc0 node
Date: Tue, 13 Feb 2024 16:55:42 +0200
Message-ID: <20240213145542.23207-9-mihai.sain@microchip.com>
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Add power-supply properties for sdmmc nodes on Microchip boards
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Commit Message
Mihai Sain
Feb. 13, 2024, 2:55 p.m. UTC
In order to avoid the issues from the tuning procedure required by
the UHS cards, keep the vqmmc at 3V3 to use the sd high-speed mode.
Add vmmc-supply and vqmmc-supply properties to sdmmc0 node.
Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
---
arch/arm/boot/dts/microchip/at91-sama5d2_xplained.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/microchip/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/microchip/at91-sama5d2_xplained.dts index 6680031387e8..9b7e56790a5a 100644 --- a/arch/arm/boot/dts/microchip/at91-sama5d2_xplained.dts +++ b/arch/arm/boot/dts/microchip/at91-sama5d2_xplained.dts @@ -67,6 +67,8 @@ sdmmc0: sdio-host@a0000000 { pinctrl-0 = <&pinctrl_sdmmc0_default>; non-removable; mmc-ddr-3_3v; + vmmc-supply = <&vdd_3v3_reg>; + vqmmc-supply = <&vdd_3v3_reg>; status = "okay"; };