arm/dt: msm8974: Add support for sdhc devices

The Secure Digital controller in msm8974 supports the Standard Host
Controller Interface, add support for it.
MSM-SDHC is disabled by default.

Change-Id: I170e445cf14c044509d46092467d98269025f1a1
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>
Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>
diff --git a/arch/arm/boot/dts/msm8974-cdp.dtsi b/arch/arm/boot/dts/msm8974-cdp.dtsi
index 0acfaf6..9bbac4d 100644
--- a/arch/arm/boot/dts/msm8974-cdp.dtsi
+++ b/arch/arm/boot/dts/msm8974-cdp.dtsi
@@ -294,6 +294,43 @@
 	wp-gpios = <&pm8941_gpios 29 0x1>;
 };
 
+&sdhc_1 {
+	vdd-supply = <&pm8941_l20>;
+	vdd-io-supply = <&pm8941_s3>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <800 500000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-voltage-level = <1800000 1800000>;
+	qcom,vdd-io-current-level = <250 154000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+
+	qcom,nonremovable;
+};
+
+&sdhc_2 {
+	vdd-supply = <&pm8941_l21>;
+	vdd-io-supply = <&pm8941_l13>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <9000 800000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-lpm-sup;
+	qcom,vdd-io-voltage-level = <1800000 2950000>;
+	qcom,vdd-io-current-level = <6 22000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+};
+
 &uart7 {
 	status = "ok";
 };
diff --git a/arch/arm/boot/dts/msm8974-fluid.dtsi b/arch/arm/boot/dts/msm8974-fluid.dtsi
index 92a6e01..dbb8958 100644
--- a/arch/arm/boot/dts/msm8974-fluid.dtsi
+++ b/arch/arm/boot/dts/msm8974-fluid.dtsi
@@ -291,6 +291,43 @@
 	cd-gpios = <&msmgpio 62 0x1>;
 };
 
+&sdhc_1 {
+	vdd-supply = <&pm8941_l20>;
+	vdd-io-supply = <&pm8941_s3>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <800 500000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-voltage-level = <1800000 1800000>;
+	qcom,vdd-io-current-level = <250 154000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+
+	qcom,nonremovable;
+};
+
+&sdhc_2 {
+	vdd-supply = <&pm8941_l21>;
+	vdd-io-supply = <&pm8941_l13>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <9000 800000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-lpm-sup;
+	qcom,vdd-io-voltage-level = <1800000 2950000>;
+	qcom,vdd-io-current-level = <6 22000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+};
+
 &usb3 {
 	qcom,otg-capability;
 };
diff --git a/arch/arm/boot/dts/msm8974-liquid.dtsi b/arch/arm/boot/dts/msm8974-liquid.dtsi
index 6e2719b..4dd92b98 100644
--- a/arch/arm/boot/dts/msm8974-liquid.dtsi
+++ b/arch/arm/boot/dts/msm8974-liquid.dtsi
@@ -738,3 +738,40 @@
 		status = "ok";
 	};
 };
+
+&sdhc_1 {
+	vdd-supply = <&pm8941_l20>;
+	vdd-io-supply = <&pm8941_s3>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <800 500000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-voltage-level = <1800000 1800000>;
+	qcom,vdd-io-current-level = <250 154000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+
+	qcom,nonremovable;
+};
+
+&sdhc_2 {
+	vdd-supply = <&pm8941_l21>;
+	vdd-io-supply = <&pm8941_l13>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <9000 800000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-lpm-sup;
+	qcom,vdd-io-voltage-level = <1800000 2950000>;
+	qcom,vdd-io-current-level = <6 22000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+};
diff --git a/arch/arm/boot/dts/msm8974-mtp.dtsi b/arch/arm/boot/dts/msm8974-mtp.dtsi
index c6935f4..d3d53dd 100644
--- a/arch/arm/boot/dts/msm8974-mtp.dtsi
+++ b/arch/arm/boot/dts/msm8974-mtp.dtsi
@@ -262,6 +262,43 @@
 	cd-gpios = <&msmgpio 62 0x1>;
 };
 
+&sdhc_1 {
+	vdd-supply = <&pm8941_l20>;
+	vdd-io-supply = <&pm8941_s3>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <800 500000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-voltage-level = <1800000 1800000>;
+	qcom,vdd-io-current-level = <250 154000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+
+	qcom,nonremovable;
+};
+
+&sdhc_2 {
+	vdd-supply = <&pm8941_l21>;
+	vdd-io-supply = <&pm8941_l13>;
+
+	qcom,vdd-voltage-level = <2950000 2950000>;
+	qcom,vdd-current-level = <9000 800000>;
+
+	qcom,vdd-io-always-on;
+	qcom,vdd-io-lpm-sup;
+	qcom,vdd-io-voltage-level = <1800000 2950000>;
+	qcom,vdd-io-current-level = <6 22000>;
+
+	qcom,pad-pull-on = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-pull-off = <0x0 0x3 0x3>; /* no-pull, pull-up, pull-up */
+	qcom,pad-drv-on = <0x7 0x4 0x4>; /* 16mA, 10mA, 10mA */
+	qcom,pad-drv-off = <0x0 0x0 0x0>; /* 2mA, 2mA, 2mA */
+};
+
 &usb_otg {
 	qcom,hsusb-otg-otg-control = <2>;
 };
diff --git a/arch/arm/boot/dts/msm8974.dtsi b/arch/arm/boot/dts/msm8974.dtsi
index 2c4d5d9..0473ced 100644
--- a/arch/arm/boot/dts/msm8974.dtsi
+++ b/arch/arm/boot/dts/msm8974.dtsi
@@ -29,6 +29,10 @@
 	aliases {
 		spi0 = &spi_0;
 		spi7 = &spi_7;
+		sdhc1 = &sdhc_1; /* SDC1 eMMC slot */
+		sdhc2 = &sdhc_2; /* SDC2 SD card slot */
+		sdhc3 = &sdhc_3; /* SDC3 SDIO slot */
+		sdhc4 = &sdhc_4; /* SDC4 SDIO slot */
 	};
 
 	intc: interrupt-controller@F9000000 {
@@ -324,6 +328,63 @@
 		status = "disable";
 	};
 
+	sdhc_1: sdhci@f9824900 {
+		qcom,bus-width = <8>;
+		compatible = "qcom,sdhci-msm";
+		reg = <0xf9824900 0x11c>, <0xf9824000 0x800>;
+		reg-names = "hc_mem", "core_mem";
+		interrupts = <0 123 0>, <0 138 0>;
+		interrupt-names = "hc_irq", "pwr_irq";
+		status = "disable";
+	};
+
+	sdhc_2: sdhci@f98a4900 {
+		compatible = "qcom,sdhci-msm";
+		reg = <0xf98a4900 0x11c>, <0xf98a4000 0x800>;
+		reg-names = "hc_mem", "core_mem";
+		interrupts = <0 125 0>, <0 221 0>;
+		interrupt-names = "hc_irq", "pwr_irq";
+
+		qcom,bus-width = <4>;
+		status = "disable";
+	};
+
+	sdhc_3: sdhci@f9864900 {
+		compatible = "qcom,sdhci-msm";
+		reg = <0xf9864900 0x11c>, <0xf9864000 0x800>;
+		reg-names = "hc_mem", "core_mem";
+		interrupts = <0 127 0>, <0 224 0>;
+		interrupt-names = "hc_irq", "pwr_irq";
+		gpios = <&msmgpio 40 0>, /* CLK */
+			<&msmgpio 39 0>, /* CMD */
+			<&msmgpio 38 0>, /* DATA0 */
+			<&msmgpio 37 0>, /* DATA1 */
+			<&msmgpio 36 0>, /* DATA2 */
+			<&msmgpio 35 0>; /* DATA3 */
+		qcom,gpio-names = "CLK", "CMD", "DAT0", "DAT1", "DAT2", "DAT3";
+
+		qcom,bus-width = <4>;
+		status = "disable";
+	};
+
+	sdhc_4: sdhci@f98e4900 {
+		compatible = "qcom,sdhci-msm";
+		reg = <0xf98e4900 0x11c>, <0xf98e4000 0x800>;
+		reg-names = "hc_mem", "core_mem";
+		interrupts = <0 129 0>, <0 227 0>;
+		interrupt-names = "hc_irq", "pwr_irq";
+		gpios = <&msmgpio 93 0>, /* CLK */
+			<&msmgpio 91 0>, /* CMD */
+			<&msmgpio 96 0>, /* DATA0 */
+			<&msmgpio 95 0>, /* DATA1 */
+			<&msmgpio 94 0>, /* DATA2 */
+			<&msmgpio 92 0>; /* DATA3 */
+		qcom,gpio-names = "CLK", "CMD", "DAT0", "DAT1", "DAT2", "DAT3";
+
+		qcom,bus-width = <4>;
+		status = "disable";
+	};
+
 	qcom,sps@f9980000 {
 		compatible = "qcom,msm_sps";
 		reg = <0xf9984000 0x15000>,