[PATCH 0/2] arm64: dts/qcom: Enable uSD card support for SA8155p-ADP board

[PATCH 0/2] arm64: dts/qcom: Enable uSD card support for SA8155p-ADP board

[Bhupesh Sharma]

This patchset enables the microSD card support for SA8155p-ADP board
via the SDHC2 controller found on the SoC.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>


Bhupesh Sharma (2):
  arm64: dts: qcom: sm8150: Add support for SDC2
  arm64: dts: qcom: sa8155p-adp: Add support for uSD card

 arch/arm64/boot/dts/qcom/sa8155p-adp.dts | 68 ++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/sm8150.dtsi     | 45 ++++++++++++++++
 2 files changed, 113 insertions(+)

-- 
2.35.1

[PATCH 1/2] arm64: dts: qcom: sm8150: Add support for SDC2

[Bhupesh Sharma]

Add support for SDC2 which can be used to interface uSD card.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8150.dtsi | 45 ++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index 15f3bf2e7ea0..7206ff7619df 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
@@ -3270,6 +3270,51 @@ usb_2_ssphy: phy@88eb200 {
 			};
 		};
 
+		sdhc_2: sdhci@8804000 {
+			compatible = "qcom,sm8150-sdhci", "qcom,sdhci-msm-v5";
+			reg = <0 0x08804000 0 0x1000>;
+
+			interrupts = <GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hc_irq", "pwr_irq";
+
+			clocks = <&gcc GCC_SDCC2_AHB_CLK>,
+				 <&gcc GCC_SDCC2_APPS_CLK>,
+				 <&rpmhcc RPMH_CXO_CLK>;
+			clock-names = "iface", "core", "xo";
+			iommus = <&apps_smmu 0x4a0 0x0>;
+			qcom,dll-config = <0x0007642c>;
+			qcom,ddr-config = <0x80040868>;
+			power-domains = <&rpmhpd 0>;
+			operating-points-v2 = <&sdhc2_opp_table>;
+
+			status = "disabled";
+
+			sdhc2_opp_table: sdhc2-opp-table {
+				compatible = "operating-points-v2";
+
+				opp-19200000 {
+					opp-hz = /bits/ 64 <19200000>;
+					required-opps = <&rpmhpd_opp_min_svs>;
+				};
+
+				opp-50000000 {
+					opp-hz = /bits/ 64 <50000000>;
+					required-opps = <&rpmhpd_opp_low_svs>;
+				};
+
+				opp-100000000 {
+					opp-hz = /bits/ 64 <100000000>;
+					required-opps = <&rpmhpd_opp_svs>;
+				};
+
+				opp-202000000 {
+					opp-hz = /bits/ 64 <202000000>;
+					required-opps = <&rpmhpd_opp_svs_l1>;
+				};
+			};
+		};
+
 		dc_noc: interconnect@9160000 {
 			compatible = "qcom,sm8150-dc-noc";
 			reg = <0 0x09160000 0 0x3200>;
-- 
2.35.1

[PATCH 2/2] arm64: dts: qcom: sa8155p-adp: Add support for uSD card

[Bhupesh Sharma]

Add support for uSD card on SA8155p-ADP board using the SDHC2
interface.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
---
 arch/arm64/boot/dts/qcom/sa8155p-adp.dts | 68 ++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8155p-adp.dts b/arch/arm64/boot/dts/qcom/sa8155p-adp.dts
index 8756c2b25c7e..b561a8139cb9 100644
--- a/arch/arm64/boot/dts/qcom/sa8155p-adp.dts
+++ b/arch/arm64/boot/dts/qcom/sa8155p-adp.dts
@@ -317,6 +317,20 @@ &remoteproc_cdsp {
 	firmware-name = "qcom/sa8155p/cdsp.mdt";
 };
 
+&sdhc_2 {
+	status = "okay";
+
+	cd-gpios = <&tlmm 4 GPIO_ACTIVE_LOW>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&sdc2_on>;
+	pinctrl-1 = <&sdc2_off>;
+	vqmmc-supply = <&vreg_l13c_2p96>; /* IO line power */
+	vmmc-supply = <&vreg_l17a_2p96>;  /* Card power line */
+	bus-width = <4>;
+	no-sdio;
+	no-emmc;
+};
+
 &uart2 {
 	status = "okay";
 };
@@ -390,6 +404,60 @@ &usb_2_qmpphy {
 &tlmm {
 	gpio-reserved-ranges = <0 4>;
 
+	sdc2_on: sdc2_on {
+		clk {
+			pins = "sdc2_clk";
+			bias-disable;		/* No pull */
+			drive-strength = <16>;	/* 16 MA */
+		};
+
+		cmd {
+			pins = "sdc2_cmd";
+			bias-pull-up;		/* pull up */
+			drive-strength = <16>;	/* 16 MA */
+		};
+
+		data {
+			pins = "sdc2_data";
+			bias-pull-up;		/* pull up */
+			drive-strength = <16>;	/* 16 MA */
+		};
+
+		sd-cd {
+			pins = "gpio96";
+			function = "gpio";
+			bias-pull-up;		/* pull up */
+			drive-strength = <2>;	/* 2 MA */
+		};
+	};
+
+	sdc2_off: sdc2_off {
+		clk {
+			pins = "sdc2_clk";
+			bias-disable;		/* No pull */
+			drive-strength = <2>;	/* 2 MA */
+		};
+
+		cmd {
+			pins = "sdc2_cmd";
+			bias-pull-up;		/* pull up */
+			drive-strength = <2>;	/* 2 MA */
+		};
+
+		data {
+			pins = "sdc2_data";
+			bias-pull-up;		/* pull up */
+			drive-strength = <2>;	/* 2 MA */
+		};
+
+		sd-cd {
+			pins = "gpio96";
+			function = "gpio";
+			bias-pull-up;		/* pull up */
+			drive-strength = <2>;	/* 2 MA */
+		};
+	};
+
 	usb2phy_ac_en1_default: usb2phy_ac_en1_default {
 		mux {
 			pins = "gpio113";
-- 
2.35.1