配置spi

2025-10-09 16:18:35 +08:00
parent 553f0a562e
commit 115e957b83
3 changed files with 35 additions and 7 deletions
--- a/rk356x/dr4-rk3568.dts
+++ b/rk356x/dr4-rk3568.dts
@@ -338,6 +338,20 @@
    };
 };

+&spi1 {
+    status = "okay";
+    /** redefine pins for cs1 used to be pwm5 */
+    pinctrl-0 = <&spi1m1_cs0 &spi1m1_pins>;
+    pinctrl-0 = <&spi1m1_cs0 &spi1m1_pins_hs>;
+
+    spi_dev@0 {
+        compatible = "rockchip,spidev";
+        reg = <0>;
+        spi-max-frequency = <12000000>;
+        spi-lsb-first;
+    };
+};
+
 &video_phy1 {
    status = "disabled";
 };