From 77dd945b2ca3a19c0327d3666dd35eba772b7abd Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Mon, 25 Mar 2024 09:27:22 -0700 Subject: [PATCH] arm: dts: imx8m*-venice-gw72xx: add TPM device The GW71xx baseboard has a TPM that defined in the upstream dt however we need to ensure the GPIO reset line is de-asserted which we do in boot firmware with a gpio hog. Signed-off-by: Tim Harvey --- arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi | 7 +++++++ arch/arm/dts/imx8mp-venice-gw71xx-2x-u-boot.dtsi | 9 +++++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi b/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi index b3592331c7..07789c8d88 100644 --- a/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi +++ b/arch/arm/dts/imx8mm-venice-gw71xx-0x-u-boot.dtsi @@ -25,6 +25,13 @@ gpios = <9 GPIO_ACTIVE_HIGH>; line-name = "dio1"; }; + + tpm_rst { + gpio-hog; + output-high; + gpios = <11 GPIO_ACTIVE_HIGH>; + line-name = "tpm_rst#"; + }; }; &gpio4 { diff --git a/arch/arm/dts/imx8mp-venice-gw71xx-2x-u-boot.dtsi b/arch/arm/dts/imx8mp-venice-gw71xx-2x-u-boot.dtsi index 5c33f8c9cd..216a7a0d8d 100644 --- a/arch/arm/dts/imx8mp-venice-gw71xx-2x-u-boot.dtsi +++ b/arch/arm/dts/imx8mp-venice-gw71xx-2x-u-boot.dtsi @@ -4,6 +4,15 @@ */ #include "imx8mp-venice-gw702x-u-boot.dtsi" +&gpio1 { + tpm_rst { + gpio-hog; + output-high; + gpios = <11 GPIO_ACTIVE_HIGH>; + line-name = "tpm_rst#"; + }; +}; + &gpio4 { dio_1 { gpio-hog; -- 2.39.5