diff options
| author | Potin Lai <potin.lai@quantatw.com> | 2022-02-15 17:31:46 +0100 |
|---|---|---|
| committer | Joel Stanley <joel@jms.id.au> | 2022-02-16 06:07:23 +0100 |
| commit | 53713d5ab91a08940f9d238aa926be56430b781f (patch) | |
| tree | 9f90acdbfa52e706682c405342520a5526f61979 /arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts | |
| parent | ARM: dts: aspeed: bletchley: Update fmc configurations (diff) | |
| download | linux-53713d5ab91a08940f9d238aa926be56430b781f.tar.xz linux-53713d5ab91a08940f9d238aa926be56430b781f.zip | |
ARM: dts: aspeed: bletchley: Switch to spi-gpio for spi2
Switch spi2 to spi-gpio driver to avoid unstable signal issue with EVT
HW.
Remove spi2 node and create a new spi2_gpio node.
Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Patrick Williams <patrick@stwcx.xyz>
Link: https://lore.kernel.org/r/20220215163151.32252-6-potin.lai@quantatw.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts')
| -rw-r--r-- | arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts index b01f1e7adb81..08fa4c7b5ed4 100644 --- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts @@ -32,7 +32,7 @@ <&adc1 4>, <&adc1 5>, <&adc1 6>, <&adc1 7>; }; - spi_gpio: spi-gpio { + spi1_gpio: spi1-gpio { compatible = "spi-gpio"; #address-cells = <1>; #size-cells = <0>; @@ -50,6 +50,26 @@ }; }; + spi2_gpio: spi2-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>; + + flash@0 { + reg = <0>; + compatible = "jedec,spi-nor"; + m25p,fast-read; + label = "pnor"; + spi-max-frequency = <100000000>; + }; + }; + switchphy: ethernet-phy@0 { // Fixed link }; @@ -225,19 +245,6 @@ }; }; -&spi2 { - status = "okay"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_spi2_default>; - - flash@0 { - status = "okay"; - m25p,fast-read; - label = "pnor"; - spi-max-frequency = <100000000>; - }; -}; - &i2c0 { status = "okay"; /* TODO: Add ADC INA230 */ |