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arm64: dts: ti: k3-am642-phyboard-electra: Add TPM support

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The phyBOARD-Electra populates a TPM module on SPI0 bus.
Add support for the Infineon SLB9670 TPM module.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Link: https://lore.kernel.org/r/20240123102921.1348777-1-w.egorov@phytec.de
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
This commit is contained in:
Wadim Egorov
2024-02-05 19:25:56 +05:30
committed by Vignesh Raghavendra
parent f4ee6882ef
commit 742b9732e8
1 changed files with 23 additions and 0 deletions
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arch/arm64/boot/dts/ti/k3-am642-phyboard-electra-rdk.dts
+23
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@@ -159,6 +159,15 @@
>;
};
main_spi0_pins_default: main-spi0-default-pins {
pinctrl-single,pins = <
AM64X_IOPAD(0x020c, PIN_OUTPUT, 7) /* (C13) SPI0_CS1.GPIO1_43 */
AM64X_IOPAD(0x0210, PIN_INPUT, 0) /* (D13) SPI0_CLK */
AM64X_IOPAD(0x0214, PIN_OUTPUT, 0) /* (A13) SPI0_D0 */
AM64X_IOPAD(0x0218, PIN_INPUT, 0) /* (A14) SPI0_D1 */
>;
};
main_uart0_pins_default: main-uart0-default-pins {
pinctrl-single,pins = <
AM64X_IOPAD(0x0230, PIN_INPUT, 0) /* (D15) UART0_RXD */
@@ -248,6 +257,20 @@
phys = <&can_tc2>;
};
&main_spi0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_spi0_pins_default>;
cs-gpios = <0>, <&main_gpio1 43 GPIO_ACTIVE_LOW>;
ti,pindir-d0-out-d1-in;
tpm@1 {
compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
reg = <1>;
spi-max-frequency = <10000000>;
};
};
&main_uart0 {
status = "okay";
pinctrl-names = "default";