[PATCH v9 03/26] ARM: dts: aspeed: yosemite4: Enable spi-gpio setting

Rob Herring robh at kernel.org
Wed Jun 26 23:37:18 AEST 2024


On Wed, Jun 26, 2024 at 3:08 AM Delphine CC Chiu
<Delphine_CC_Chiu at wiwynn.com> wrote:
>
> enable spi-gpio setting for spi flash

I don't see a flash device added.

>
> Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu at 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 dd88be47d1c8..effc2af636a4 100644
> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
> @@ -53,6 +53,24 @@ iio-hwmon {
>                                 <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
>                                 <&adc1 0>, <&adc1 1>, <&adc1 7>;
>         };
> +
> +       spi_gpio: spi-gpio {
> +               compatible = "spi-gpio";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               gpio-sck = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
> +               gpio-mosi = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;
> +               gpio-miso = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;

Not the right properties for GPIOS. Run 'make dtbs_check' on your DT files.

> +               num-chipselects = <1>;
> +               cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>;
> +
> +               tpmdev at 0 {

tpm at 0

> +                       compatible = "tcg,tpm_tis-spi";
> +                       spi-max-frequency = <33000000>;
> +                       reg = <0>;
> +               };
> +       };
>  };
>
>  &uart1 {
> --
> 2.25.1
>
>


More information about the Linux-aspeed mailing list