From b3a4ba23d01ad2825a1efd013090f6c6bb352679 Mon Sep 17 00:00:00 2001
From: Paolo Sabatino <paolo.sabatino@gmail.com>
Date: Sat, 25 Sep 2021 13:36:20 +0000
Subject: [PATCH 3/4] sdmmc-ext node

---
 arch/arm64/boot/dts/rockchip/rk3328.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 2a9fecc7d..48b170c63 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -937,6 +937,20 @@ emmc: mmc@ff520000 {
 		status = "disabled";
 	};
 
+	sdmmc_ext: dwmmc@ff5f0000 {
+		compatible = "rockchip,rk3328-dw-mshc", "rockchip,rk3288-dw-mshc";
+		reg = <0x0 0xff5f0000 0x0 0x4000>;
+		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru HCLK_SDMMC_EXT>, <&cru SCLK_SDMMC_EXT>,
+			 <&cru SCLK_SDMMC_EXT_DRV>, <&cru SCLK_SDMMC_EXT_SAMPLE>;
+		clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
+		fifo-depth = <0x100>;
+		max-frequency = <150000000>;
+		resets = <&cru SRST_SDMMCEXT>;
+		reset-names = "reset";
+		status = "disabled";
+	};
+
 	gmac2io: ethernet@ff540000 {
 		compatible = "rockchip,rk3328-gmac";
 		reg = <0x0 0xff540000 0x0 0x10000>;
-- 
2.30.2