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Subject[PATCH v2 05/10] arch: arm: dts: bletchley: switch to spi-gpio for spi2
Date
Switch to spi-gpio driver to avoid unstable signal issue with EVT HW

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
---
arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 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..3c54e4a892c9 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
@@ -227,8 +227,16 @@

&spi2 {
status = "okay";
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_spi2_default>;
+
+ 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 {
status = "okay";
--
2.17.1
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