diff options
| author | Yang Chen <yang.chen@quantatw.com> | 2024-06-26 21:03:32 +0800 |
|---|---|---|
| committer | Joel Stanley <joel@jms.id.au> | 2024-08-22 13:07:14 +0930 |
| commit | bd14a21d089ab91aaa9ffbdd4c5d522971e1ab10 (patch) | |
| tree | 526097d85628e14326ac4f27055b1cda0dbca0c4 /arch/arm/boot/dts/aspeed | |
| parent | 9ac7385c0e1dc629d4390023f06dc2c8b0243d73 (diff) | |
ARM: dts: aspeed: minerva: Add spi-gpio
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>
Diffstat (limited to 'arch/arm/boot/dts/aspeed')
| -rw-r--r-- | arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts index 8180fa5c1854..f5ac248097b4 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts @@ -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 { |