From d6823147b071cc9bb54144e4d12b9b010a0b2e18 Mon Sep 17 00:00:00 2001 From: Diogo Ivo Date: Mon, 24 Feb 2025 12:17:37 +0000 Subject: [PATCH] arm64: tegra: Define pinmuxing for gpio pads on Tegra210 As the gpio pads are capable of operating at either 1.8V or 3.3V add both options to the pinmuxing so that the appropriate level can be set depending on the voltage of the regulator driving the pads. Signed-off-by: Diogo Ivo Link: https://lore.kernel.org/r/20250224-diogo-gpio_exp-v1-2-80fb84ac48c6@tecnico.ulisboa.pt Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 942e3a0f81ed7..b6c84d195c0ef 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -874,6 +874,16 @@ pins = "sdmmc3"; power-source = ; }; + + gpio_1v8: gpio-1v8 { + pins = "gpio"; + power-source = ; + }; + + gpio_3v3: gpio-3v3 { + pins = "gpio"; + power-source = ; + }; }; powergates { -- 2.47.2