Message ID | 20240325162722.1350593-1-tharvey@gateworks.com |
---|---|
State | Accepted |
Commit | 77dd945b2ca3a19c0327d3666dd35eba772b7abd |
Delegated to: | Fabio Estevam |
Headers | show |
Series | arm: dts: imx8m*-venice-gw72xx: add TPM device | expand |
On Mon, Mar 25, 2024 at 1:27 PM Tim Harvey <tharvey@gateworks.com> wrote: > > 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 <tharvey@gateworks.com> Applied to u-boot-imx/next, thanks.
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 b3592331c72b..07789c8d8835 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 5c33f8c9cdcf..216a7a0d8d7c 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;
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 <tharvey@gateworks.com> --- 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(+)