dt-bindings: mmc: arasan: Add compatible strings for Intel Keem Bay

Add new compatible strings in sdhci-of-arasan.c to support Intel Keem Bay
eMMC/SD/SDIO controller, based on Arasan SDHCI 5.1.

Signed-off-by: Wan Ahmad Zainie <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Ulf Hansson <[e-mail]>

Documentation/devicetree/bindings/mmc/arasan,sdhci.txt

···
       For this device it is strongly suggested to include arasan,soc-ctl-syscon.
     - "intel,lgm-sdhci-5.1-sdxc", "arasan,sdhci-5.1": Intel LGM SDXC PHY
       For this device it is strongly suggested to include arasan,soc-ctl-syscon.
+    - "intel,keembay-sdhci-5.1-emmc", "arasan,sdhci-5.1": Intel Keem Bay eMMC
+      For this device it is strongly suggested to include arasan,soc-ctl-syscon.
+    - "intel,keembay-sdhci-5.1-sd": Intel Keem Bay SD controller
+      For this device it is strongly suggested to include arasan,soc-ctl-syscon.
+    - "intel,keembay-sdhci-5.1-sdio": Intel Keem Bay SDIO controller
+      For this device it is strongly suggested to include arasan,soc-ctl-syscon.
 
   [5] Documentation/devicetree/bindings/mmc/sdhci-am654.txt
 
···
 		phys = <&sdxc_phy>;
 		phy-names = "phy_arasan";
 		arasan,soc-ctl-syscon = <&sysconf>;
+	};
+
+	mmc: mmc@33000000 {
+		compatible = "intel,keembay-sdhci-5.1-emmc", "arasan,sdhci-5.1";
+		interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
+		reg = <0x0 0x33000000 0x0 0x300>;
+		clock-names = "clk_xin", "clk_ahb";
+		clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>,
+			 <&scmi_clk KEEM_BAY_PSS_EMMC>;
+		phys = <&emmc_phy>;
+		phy-names = "phy_arasan";
+		assigned-clocks = <&scmi_clk KEEM_BAY_PSS_AUX_EMMC>;
+		assigned-clock-rates = <200000000>;
+		clock-output-names = "emmc_cardclock";
+		#clock-cells = <0>;
+		arasan,soc-ctl-syscon = <&mmc_phy_syscon>;
+	};
+
+	sd0: mmc@31000000 {
+		compatible = "intel,keembay-sdhci-5.1-sd";
+		interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+		reg = <0x0 0x31000000 0x0 0x300>;
+		clock-names = "clk_xin", "clk_ahb";
+		clocks = <&scmi_clk KEEM_BAY_PSS_AUX_SD0>,
+			 <&scmi_clk KEEM_BAY_PSS_SD0>;
+		arasan,soc-ctl-syscon = <&sd0_phy_syscon>;
+	};
+
+	sd1: mmc@32000000 {
+		compatible = "intel,keembay-sdhci-5.1-sdio";
+		interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>;
+		reg = <0x0 0x32000000 0x0 0x300>;
+		clock-names = "clk_xin", "clk_ahb";
+		clocks = <&scmi_clk KEEM_BAY_PSS_AUX_SD1>,
+			 <&scmi_clk KEEM_BAY_PSS_SD1>;
+		arasan,soc-ctl-syscon = <&sd1_phy_syscon>;
 	};