overlays-05-add-rk3318-box-wlan-ext(:1)

Original-Subject: rk3318-box: add overlay for wifi over sdmmc_ext
None
X-Armbian: Patch-File: overlays-05-add-rk3318-box-wlan-ext
X-Armbian: Patch-File-Counter: 1
X-Armbian: Patch-Rel-Directory: patch/kernel/archive/rockchip64-6.1
X-Armbian: Patch-Type: kernel
X-Armbian: Patch-Root-Type: core
X-Armbian: Patch-Sub-Type: common
X-Armbian: Original-Subject: rk3318-box: add overlay for wifi over sdmmc_ext

arch/arm64/boot/dts/rockchip/overlay/Makefile

@@ -13,7 +13,8 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
 	rockchip-w1-gpio.dtbo \
 	rockchip-rk3318-box-led-conf1.dtbo \
 	rockchip-rk3318-box-emmc-ddr.dtbo \
-	rockchip-rk3318-box-wlan-ap6334.dtbo
+	rockchip-rk3318-box-wlan-ap6334.dtbo \
+	rockchip-rk3318-box-wlan-ext.dtbo
 
 scr-$(CONFIG_ARCH_ROCKCHIP) += \
        rockchip-fixup.scr

arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays

@@ -134,3 +134,9 @@ of board wiring
 
 Set up additional device tree bits to properly support ap6334 (broadcom BCM4334)
 wifi chip and clones
+
+### rk3318-box-wlan-ext
+
+Use sdmmc_ext device for sdio devices, enabled wifi on some boards (notably
+X88 Pro) which have wifi chip attached to sdmmc_ext controller.
+

arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3318-box-wlan-ext.dts

@@ -0,0 +1,33 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+
+	fragment@0 {
+		target = <&sdio>;
+		__overlay__ {
+			mmc-pwrseq = <>;
+			status = "disabled";
+		};
+	};
+
+	fragment@1 {
+		target = <&sdio_ext>;
+		__overlay__ {
+			mmc-pwrseq = <&sdio_pwrseq>;
+			status = "okay";
+		};
+	};
+
+	fragment@2 {
+		target = <&sdmmc_ext>;
+		__overlay__ {
+			status = "disabled";
+		};
+	};
+
+};