[PATCH v1] arm64: dts: imx8mm-verdin: add TPM device

Vitor Soares
2024-06-13T13:42:26Z

From: Vitor Soares <vitor.soares@toradex.com>

Add TPM device found on Verdin iMX8M Mini PID4 0090 variant.

Signed-off-by: Vitor Soares <vitor.soares@toradex.com>
---
arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
index 4768b05fd765..c9ae5f0bb526 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
@@ -227,15 +227,16 @@ &ecspi2 {
pinctrl-0 = <&pinctrl_ecspi2>;
};

-/* Verdin CAN_1 (On-module) */
+/* On-module SPI */
&ecspi3 {
#address-cells = <1>;
#size-cells = <0>;
- cs-gpios = <&gpio5 25 GPIO_ACTIVE_LOW>;
+ cs-gpios = <&gpio5 25 GPIO_ACTIVE_LOW>, <&gpio4 19 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_ecspi3>;
+ pinctrl-0 = <&pinctrl_ecspi3>, <&pinctrl_pmic_tpm_ena>;
status = "okay";

+ /* Verdin CAN_1 */
can1: can@0 {
compatible = "microchip,mcp251xfd";
clocks = <&clk40m>;
@@ -245,6 +246,12 @@ can1: can@0 {
reg = <0>;
spi-max-frequency = <8500000>;
};
+
+ verdin_som_tpm: tpm@1 {
+ compatible = "atmel,attpm20p", "tcg,tpm_tis-spi";
+ reg = <0x1>;
+ spi-max-frequency = <36000000>;
+ };
};

/* Verdin ETH_1 (On-module PHY) */
@@ -807,8 +814,7 @@ &iomuxc {
pinctrl-0 = <&pinctrl_gpio1>, <&pinctrl_gpio2>,
<&pinctrl_gpio3>, <&pinctrl_gpio4>,
<&pinctrl_gpio7>, <&pinctrl_gpio8>,
- <&pinctrl_gpio_hog1>, <&pinctrl_gpio_hog2>, <&pinctrl_gpio_hog3>,
- <&pinctrl_pmic_tpm_ena>;
+ <&pinctrl_gpio_hog1>, <&pinctrl_gpio_hog2>, <&pinctrl_gpio_hog3>;

pinctrl_can1_int: can1intgrp {
fsl,pins =
--
2.34.1