ARM: dts: rockchip: add the sdio/sdmmc node for rk3036

In general, the sdio/sdmmc is used by the wifi module
and sd card.

let's add the node for these function.

Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi
index 620e6e0..b9567c1 100644 (file)
--- a/arch/arm/boot/dts/rk3036.dtsi
+++ b/arch/arm/boot/dts/rk3036.dtsi
@@ -55,6 +55,8 @@
                i2c1 = &i2c1;
                i2c2 = &i2c2;
                mshc0 = &emmc;
+               mshc1 = &sdmmc;
+               mshc2 = &sdio;
                serial0 = &uart0;
                serial1 = &uart1;
                serial2 = &uart2;
@@ -184,6 +186,30 @@
                status = "disabled";
        };
 
+       sdmmc: dwmmc@10214000 {
+               compatible = "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc";
+               reg = <0x10214000 0x4000>;
+               clock-frequency = <37500000>;
+               clock-freq-min-max = <400000 37500000>;
+               clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>;
+               clock-names = "biu", "ciu";
+               fifo-depth = <0x100>;
+               interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+               status = "disabled";
+       };
+
+       sdio: dwmmc@10218000 {
+               compatible = "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc";
+               reg = <0x10218000 0x4000>;
+               clock-freq-min-max = <400000 37500000>;
+               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>;
+               interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
+               status = "disabled";
+       };
+
        emmc: dwmmc@1021c000 {
                compatible = "rockchip,rk3288-dw-mshc";
                reg = <0x1021c000 0x4000>;
@@ -459,6 +485,52 @@
                        };
                };
 
+               sdmmc {
+                       sdmmc_clk: sdmmc-clk {
+                               rockchip,pins = <1 16 RK_FUNC_1 &pcfg_pull_none>;
+                       };
+
+                       sdmmc_cmd: sdmmc-cmd {
+                               rockchip,pins = <1 15 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdmmc_cd: sdmcc-cd {
+                               rockchip,pins = <1 17 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdmmc_bus1: sdmmc-bus1 {
+                               rockchip,pins = <1 18 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdmmc_bus4: sdmmc-bus4 {
+                               rockchip,pins = <1 18 RK_FUNC_1 &pcfg_pull_default>,
+                                               <1 19 RK_FUNC_1 &pcfg_pull_default>,
+                                               <1 20 RK_FUNC_1 &pcfg_pull_default>,
+                                               <1 21 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+               };
+
+               sdio {
+                       sdio_bus1: sdio-bus1 {
+                               rockchip,pins = <0 11 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdio_bus4: sdio-bus4 {
+                               rockchip,pins = <0 11 RK_FUNC_1 &pcfg_pull_default>,
+                                               <0 12 RK_FUNC_1 &pcfg_pull_default>,
+                                               <0 13 RK_FUNC_1 &pcfg_pull_default>,
+                                               <0 14 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdio_cmd: sdio-cmd {
+                               rockchip,pins = <0 8 RK_FUNC_1 &pcfg_pull_default>;
+                       };
+
+                       sdio_clk: sdio-clk {
+                               rockchip,pins = <0 9 RK_FUNC_1 &pcfg_pull_none>;
+                       };
+               };
+
                emmc {
                        /*
                         * We run eMMC at max speed; bump up drive strength.