build/patch/kernel/archive/rockchip64-6.0/overlays-05-add-rk3318-box-wlan-ext.patch

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From 8b6cf9530ef8923895df798428a9b45534c9fd98 Mon Sep 17 00:00:00 2001
From: Paolo Sabatino <paolo.sabatino@gmail.com>
Date: Sun, 18 Apr 2021 10:59:09 +0000
Subject: [PATCH] rk3318-box: add overlay for wifi over sdmmc_ext
---
arch/arm64/boot/dts/rockchip/overlay/Makefile | 3 +-
.../rockchip/overlay/README.rockchip-overlays | 6 ++++
.../overlay/rockchip-rk3318-box-wlan-ext.dts | 29 +++++++++++++++++++
3 files changed, 37 insertions(+), 1 deletion(-)
create mode 100644 arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3318-box-wlan-ext.dts
diff --git a/arch/arm64/boot/dts/rockchip/overlay/Makefile b/arch/arm64/boot/dts/rockchip/overlay/Makefile
index be038cc38..5e3318b57 100644
--- a/arch/arm64/boot/dts/rockchip/overlay/Makefile
+++ b/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
diff --git a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays b/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
index 0e7eaeea2..b414e3069 100644
--- a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
+++ b/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.
+
diff --git a/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3318-box-wlan-ext.dts b/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3318-box-wlan-ext.dts
new file mode 100644
index 000000000..7f43fc20f
--- /dev/null
+++ b/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";
+ };
+ };
+
+};
--
2.25.1