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ARM: dts: aspeed: minerva: Add spi-gpio

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Add spi-gpio for TPM device.

Signed-off-by: Yang Chen <yang.chen@quantatw.com>
Link: https://lore.kernel.org/r/20240626130332.929534-18-yangchen.openbmc@gmail.com
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>
This commit is contained in:
Yang Chen
2024-06-26 21:03:32 +08:00
committed by Joel Stanley
parent 9ac7385c0e
commit bd14a21d08
1 changed files with 21 additions and 0 deletions
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arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
+21
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@@ -23,6 +23,8 @@
i2c19 = &imux19;
i2c20 = &imux20;
i2c21 = &imux21;
spi1 = &spi_gpio;
};
chosen {
@@ -74,6 +76,25 @@
default-state = "off";
};
};
spi_gpio: spi {
status = "okay";
compatible = "spi-gpio";
#address-cells = <1>;
#size-cells = <0>;
sck-gpios = <&gpio0 ASPEED_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
mosi-gpios = <&gpio0 ASPEED_GPIO(Z, 4) GPIO_ACTIVE_HIGH>;
miso-gpios = <&gpio0 ASPEED_GPIO(Z, 5) GPIO_ACTIVE_HIGH>;
num-chipselects = <1>;
cs-gpios = <&gpio0 ASPEED_GPIO(Z, 0) GPIO_ACTIVE_LOW>;
tpm@0 {
compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
spi-max-frequency = <33000000>;
reg = <0>;
};
};
};
&uart6 {