On Wed, 2024-01-31 at 16:41 +0800, Delphine CC Chiu wrote: > enable spi-gpio setting for spi flash I suspect I know what's motivating this as a design, but can you add an explanation to the commit message? Again, expectations on commit messages are outlined here: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.7#n45 Andrew > > Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@xxxxxxxxxx> > --- > .../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 6846aab893ad..ea8fd3ec0982 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>; > + num-chipselects = <1>; > + cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>; > + > + tpmdev@0 { > + compatible = "tcg,tpm_tis-spi"; > + spi-max-frequency = <33000000>; > + reg = <0>; > + }; > + }; > }; > > &uart1 {
