[PATCH 1/9] arm64: dts: qcom: msm8992: Add support for SDHCI2

From: Konrad Dybcio
Date: Tue Jul 28 2020 - 08:01:25 EST


This will let us use SD cards on our devices.

Signed-off-by: Konrad Dybcio <konradybcio@xxxxxxxxx>
---
arch/arm64/boot/dts/qcom/msm8992.dtsi | 58 +++++++++++++++++++++++++++
1 file changed, 58 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8992.dtsi b/arch/arm64/boot/dts/qcom/msm8992.dtsi
index 188fff2095f1..9b42ac42b171 100644
--- a/arch/arm64/boot/dts/qcom/msm8992.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8992.dtsi
@@ -269,6 +269,28 @@ sdhc_1: sdhci@f9824900 {
status = "disabled";
};

+ sdhc_2: sdhci@f98a4900 {
+ compatible = "qcom,sdhci-msm-v4";
+ reg = <0xf98a4900 0x11c>, <0xf98a4000 0x800>;
+ reg-names = "hc_mem", "core_mem";
+
+ interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "hc_irq", "pwr_irq";
+
+ clocks = <&gcc GCC_SDCC2_APPS_CLK>,
+ <&gcc GCC_SDCC2_AHB_CLK>,
+ <&xo_board>;
+ clock-names = "core", "iface", "xo";
+
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&sdc2_clk_on &sdc2_cmd_on &sdc2_data_on>;
+ pinctrl-1 = <&sdc2_clk_off &sdc2_cmd_off &sdc2_data_off>;
+
+ bus-width = <4>;
+ status = "disabled";
+ };
+
blsp1_uart2: serial@f991e000 {
compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
reg = <0xf991e000 0x1000>;
@@ -573,6 +595,42 @@ i2c13_sleep: i2c13-sleep {
drive-strength = <2>;
bias-disable;
};
+
+ sdc2_clk_on: sdc2-clk-on {
+ pins = "sdc2_clk";
+ bias-disable;
+ drive-strength = <16>;
+ };
+
+ sdc2_clk_off: sdc2-clk-off {
+ pins = "sdc2_clk";
+ bias-disable;
+ drive-strength = <2>;
+ };
+
+ sdc2_cmd_on: sdc2-cmd-on {
+ pins = "sdc2_cmd";
+ bias-pull-up;
+ drive-strength = <10>;
+ };
+
+ sdc2_cmd_off: sdc2-cmd-off {
+ pins = "sdc2_cmd";
+ bias-pull-up;
+ drive-strength = <2>;
+ };
+
+ sdc2_data_on: sdc2-data-on {
+ pins = "sdc2_data";
+ bias-pull-up;
+ drive-strength = <10>;
+ };
+
+ sdc2_data_off: sdc2-data-off {
+ pins = "sdc2_data";
+ bias-pull-up;
+ drive-strength = <2>;
+ };
};
};

--
2.27.0