* [PATCH v2] ARM: dts: aspeed: yosemite4: Enable spi-gpio setting for TPM
@ 2024-09-20 8:02 Delphine CC Chiu
2024-09-23 0:51 ` Andrew Jeffery
0 siblings, 1 reply; 2+ messages in thread
From: Delphine CC Chiu @ 2024-09-20 8:02 UTC (permalink / raw)
To: patrick, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
Joel Stanley, Andrew Jeffery
Cc: Ricky CX Wu, Delphine CC Chiu, devicetree, linux-arm-kernel,
linux-aspeed, linux-kernel
From: Ricky CX Wu <ricky.cx.wu.wiwynn@gmail.com>
Enable spi-gpio setting for TPM device in yosemite4.
Signed-off-by: Ricky CX Wu <ricky.cx.wu.wiwynn@gmail.com>
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
---
.../aspeed/aspeed-bmc-facebook-yosemite4.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index 98477792aa00..869aa8b3f411 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -34,6 +34,24 @@ iio-hwmon {
<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
<&adc1 0>, <&adc1 1>;
};
+
+ spi {
+ compatible = "spi-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sck-gpios = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;
+ miso-gpios = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>;
+ num-chipselects = <1>;
+
+ tpm@0 {
+ compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
+ reg = <0>;
+ spi-max-frequency = <33000000>;
+ };
+ };
};
&uart1 {
--
2.25.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2] ARM: dts: aspeed: yosemite4: Enable spi-gpio setting for TPM
2024-09-20 8:02 [PATCH v2] ARM: dts: aspeed: yosemite4: Enable spi-gpio setting for TPM Delphine CC Chiu
@ 2024-09-23 0:51 ` Andrew Jeffery
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Jeffery @ 2024-09-23 0:51 UTC (permalink / raw)
To: Delphine CC Chiu, patrick, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Joel Stanley
Cc: Ricky CX Wu, devicetree, linux-arm-kernel, linux-aspeed, linux-kernel
On Fri, 2024-09-20 at 16:02 +0800, Delphine CC Chiu wrote:
> From: Ricky CX Wu <ricky.cx.wu.wiwynn@gmail.com>
>
> Enable spi-gpio setting for TPM device in yosemite4.
>
Thanks, I've applied this to be picked up through the BMC tree.
Andrew
^ permalink raw reply [flat|nested] 2+ messages in thread
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2024-09-23 0:51 ` Andrew Jeffery
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