[PATCH v3 2/3] arm64: dts: qcom: sm6375: Add SDHCI2

From: Konrad Dybcio
Date: Mon Nov 14 2022 - 05:51:00 EST


Configure the second SDHCI bus controller, which usually the
interface used for SD cards.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
Changes in v3:
- pick up rb

Changes in v2:
- use mmc@ node name instead of sdhci@

arch/arm64/boot/dts/qcom/sm6375.dtsi | 82 ++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi
index 6adffd927a8e..08587c8681b2 100644
--- a/arch/arm64/boot/dts/qcom/sm6375.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi
@@ -540,6 +540,46 @@ tlmm: pinctrl@500000 {
#interrupt-cells = <2>;
#gpio-cells = <2>;

+ sdc2_off_state: sdc2-off-state {
+ clk-pins {
+ pins = "sdc2_clk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ cmd-pins {
+ pins = "sdc2_cmd";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ data-pins {
+ pins = "sdc2_data";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
+
+ sdc2_on_state: sdc2-on-state {
+ clk-pins {
+ pins = "sdc2_clk";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
+ cmd-pins {
+ pins = "sdc2_cmd";
+ drive-strength = <10>;
+ bias-pull-up;
+ };
+
+ data-pins {
+ pins = "sdc2_data";
+ drive-strength = <10>;
+ bias-pull-up;
+ };
+ };
+
qup_i2c0_default: qup-i2c0-default-state {
pins = "gpio0", "gpio1";
function = "qup00";
@@ -630,6 +670,48 @@ rpm_msg_ram: sram@45f0000 {
reg = <0 0x045f0000 0 0x7000>;
};

+ sdhc_2: mmc@4784000 {
+ compatible = "qcom,sm6375-sdhci", "qcom,sdhci-msm-v5";
+ reg = <0 0x04784000 0 0x1000>;
+
+ interrupts = <GIC_SPI 350 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 353 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "hc_irq", "pwr_irq";
+
+ clocks = <&gcc GCC_SDCC2_AHB_CLK>,
+ <&gcc GCC_SDCC2_APPS_CLK>,
+ <&rpmcc RPM_SMD_XO_CLK_SRC>;
+ clock-names = "iface", "core", "xo";
+ resets = <&gcc GCC_SDCC2_BCR>;
+ iommus = <&apps_smmu 0x40 0x0>;
+
+ pinctrl-0 = <&sdc2_on_state>;
+ pinctrl-1 = <&sdc2_off_state>;
+ pinctrl-names = "default", "sleep";
+
+ qcom,dll-config = <0x0007642c>;
+ qcom,ddr-config = <0x80040868>;
+ power-domains = <&rpmpd SM6375_VDDCX>;
+ operating-points-v2 = <&sdhc2_opp_table>;
+ bus-width = <4>;
+
+ status = "disabled";
+
+ sdhc2_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ required-opps = <&rpmpd_opp_low_svs>;
+ };
+
+ opp-202000000 {
+ opp-hz = /bits/ 64 <202000000>;
+ required-opps = <&rpmpd_opp_svs_plus>;
+ };
+ };
+ };
+
gpi_dma0: dma-controller@4a00000 {
compatible = "qcom,sm6375-gpi-dma", "qcom,sm6350-gpi-dma";
reg = <0 0x04a00000 0 0x60000>;
--
2.38.1