Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
---
.../devicetree/bindings/mmc/k3-dw-mshc.txt | 50 ++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
index 3b35449..a353d0b 100644
--- a/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
+++ b/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
@@ -13,6 +13,10 @@ Required Properties:
* compatible: should be one of the following.
- "hisilicon,hi4511-dw-mshc": for controllers with hi4511 specific extensions.
+ - "hisilicon,hi6220-dw-mshc": for controllers with hi6220 specific extensions.
+
+Optional Properties:
+- hisilicon,peripheral-syscon: phandle of syscon used to control peripheral.
Example:
@@ -42,3 +46,49 @@ Example:
cap-mmc-highspeed;
cap-sd-highspeed;
};
+
+ /* for Hi6220 */
+
+ /* SoC portion */
+ dwmmc_0: dwmmc0@f723d000 {
+ compatible = "hisilicon,hi6220-dw-mshc";
+ num-slots = <0x1>;
+ board-mmc-bus-clk = <0x0>;
+ reg = <0x0 0xf723d000 0x0 0x1000>;
+ interrupts = <0x0 0x48 0x4>;
+ clocks = <&clock_sys HI6220_MMC0_CIUCLK>, <&clock_sys HI6220_MMC0_CLK>;
+ clock-names = "ciu", "biu";
+ };
+
+ dwmmc_1: dwmmc1@f723e000 {
+ compatible = "hisilicon,hi6220-dw-mshc";
+ num-slots = <0x1>;
+ board-mmc-bus-clk = <0x0>;
+ card-detect-delay = <200>;
+ hisilicon,peripheral-syscon = <&ao_ctrl>;
+ reg = <0x0 0xf723e000 0x0 0x1000>;
+ interrupts = <0x0 0x49 0x4>;
+ clocks = <&clock_sys HI6220_MMC1_CIUCLK>, <&clock_sys HI6220_MMC1_CLK>;
+ clock-names = "ciu", "biu";
+ };
+
+ /* Board portion */
+ dwmmc_0: dwmmc0@f723d000 {
+ bus-width = <0x8>;
+ broken-cd;
+ vmmc-supply = <&ldo19>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_pmx_func &emmc_clk_cfg_func
+ &emmc_cfg_func &emmc_rst_cfg_func>;
+ };
+
+ dwmmc_1: dwmmc1@f723e000 {
+ bus-width = <0x4>;
+ disable-wp;
+ cd-gpios = <&gpio1 0 1>;
+ pinctrl-names = "default", "idle";
+ pinctrl-0 = <&sd_pmx_func &sd_clk_cfg_func &sd_cfg_func>;
+ pinctrl-1 = <&sd_pmx_idle &sd_clk_cfg_idle &sd_cfg_idle>;
+ vqmmc-supply = <&ldo7>;
+ vmmc-supply = <&ldo10>;
+ };
--
1.9.1
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