From a2a1bfe175038e15bcdc89975b8bc6befa90812d Mon Sep 17 00:00:00 2001
From: Kever Yang <kever.yang@rock-chips.com>
Date: Fri, 21 Jul 2017 18:21:09 +0800
Subject: [PATCH] rockchip: dts: rk322x: add sdmmc device node

add node for sdmmc in dts and rk3229-evb.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
---
 arch/arm/dts/rk3229-evb.dts | 12 +++++++
 arch/arm/dts/rk322x.dtsi    | 62 +++++++++++++++++++++++++++++++++++++
 2 files changed, 74 insertions(+)

diff --git a/arch/arm/dts/rk3229-evb.dts b/arch/arm/dts/rk3229-evb.dts
index 37137c2e52..e066a306d0 100644
--- a/arch/arm/dts/rk3229-evb.dts
+++ b/arch/arm/dts/rk3229-evb.dts
@@ -72,6 +72,18 @@
 	status = "okay";
 };
 
+&sdmmc {
+	status = "okay";
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	card-detect-delay = <200>;
+	disable-wp;
+	max-frequency = <50000000>;
+	num-slots = <1>;
+	supports-sd;
+};
+
 &uart2 {
 	status = "okay";
 };
diff --git a/arch/arm/dts/rk322x.dtsi b/arch/arm/dts/rk322x.dtsi
index 4f2a1f6a15..ddbe113741 100644
--- a/arch/arm/dts/rk322x.dtsi
+++ b/arch/arm/dts/rk322x.dtsi
@@ -21,6 +21,8 @@
 		serial0 = &uart0;
 		serial1 = &uart1;
 		serial2 = &uart2;
+		mmc0 = &emmc;
+		mmc1 = &sdmmc;
 	};
 
 	cpus {
@@ -383,6 +385,32 @@
 		status = "disabled";
 	};
 
+	sdmmc: dwmmc@30000000 {
+		compatible = "rockchip,rk3228-dw-mshc", "rockchip,rk3288-dw-mshc";
+		reg = <0x30000000 0x4000>;
+		interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>,
+			 <&cru SCLK_SDMMC_DRV>, <&cru SCLK_SDMMC_SAMPLE>;
+		clock-names = "biu", "ciu", "ciu_drv", "ciu_sample";
+		fifo-depth = <0x100>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_bus4>;
+		status = "disabled";
+	};
+
+	sdio: dwmmc@30010000 {
+		compatible = "rockchip,rk3228-dw-mshc", "rockchip,rk3288-dw-mshc";
+		reg = <0x30010000 0x4000>;
+		interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru HCLK_SDIO>, <&cru SCLK_SDIO>,
+			 <&cru SCLK_SDIO_DRV>, <&cru SCLK_SDIO_SAMPLE>;
+		clock-names = "biu", "ciu", "ciu_drv", "ciu_sample";
+		fifo-depth = <0x100>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdio_clk &sdio_cmd &sdio_bus4>;
+		status = "disabled";
+	};
+
 	emmc: dwmmc@30020000 {
 		compatible = "rockchip,rk3288-dw-mshc";
 		reg = <0x30020000 0x4000>;
@@ -520,6 +548,40 @@
 			drive-strength = <12>;
 		};
 
+		sdmmc {
+			sdmmc_clk: sdmmc-clk {
+				rockchip,pins = <1 16 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+
+			sdmmc_cmd: sdmmc-cmd {
+				rockchip,pins = <1 15 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+
+			sdmmc_bus4: sdmmc-bus4 {
+				rockchip,pins = <1 18 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<1 19 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<1 20 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<1 21 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+		};
+
+		sdio {
+			sdio_clk: sdio-clk {
+				rockchip,pins = <3 0 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+
+			sdio_cmd: sdio-cmd {
+				rockchip,pins = <3 1 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+
+			sdio_bus4: sdio-bus4 {
+				rockchip,pins = <3 2 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<3 3 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<3 4 RK_FUNC_1 &pcfg_pull_none_drv_12ma>,
+						<3 5 RK_FUNC_1 &pcfg_pull_none_drv_12ma>;
+			};
+		};
+
 		emmc {
 			emmc_clk: emmc-clk {
 				rockchip,pins = <2 RK_PA7 RK_FUNC_2 &pcfg_pull_none>;