[PATCH v2 4/5] arm64: dts: qcom: sm8450: Add SDHCI2

From: Konrad Dybcio
Date: Thu Jul 14 2022 - 08:34:28 EST


Add and configure the SDHCI host responsible for (mostly) SD Card and
its corresponding pins' sleep states.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
---
Changes since v1:
- change the opp table's node name to 'opp-table'

arch/arm64/boot/dts/qcom/sm8450.dtsi | 59 ++++++++++++++++++++++++++++
1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 09e7587de0de..29389fcfa99b 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -2355,6 +2355,26 @@ tlmm: pinctrl@f100000 {
gpio-ranges = <&tlmm 0 0 211>;
wakeup-parent = <&pdc>;

+ sdc2_sleep_state: sdc2-sleep {
+ clk {
+ pins = "sdc2_clk";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ cmd {
+ pins = "sdc2_cmd";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ data {
+ pins = "sdc2_data";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
+
pcie0_default_state: pcie0-default-state {
perst {
pins = "gpio94";
@@ -3101,6 +3121,45 @@ ufs_mem_phy_lanes: phy@1d87400 {
};
};

+ sdhc_2: sdhci@8804000 {
+ compatible = "qcom,sm8450-sdhci", "qcom,sdhci-msm-v5";
+ reg = <0 0x08804000 0 0x1000>;
+
+ interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 223 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";
+ resets = <&gcc GCC_SDCC2_BCR>;
+ interconnects = <&aggre2_noc MASTER_SDCC_2 0 &mc_virt SLAVE_EBI1 0>,
+ <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_SDCC_2 0>;
+ interconnect-names = "sdhc-ddr","cpu-sdhc";
+ iommus = <&apps_smmu 0x4a0 0x0>;
+ power-domains = <&rpmhpd SM8450_CX>;
+ operating-points-v2 = <&sdhc2_opp_table>;
+ bus-width = <4>;
+ dma-coherent;
+
+ status = "disabled";
+
+ sdhc2_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ };
+
+ opp-202000000 {
+ opp-hz = /bits/ 64 <202000000>;
+ required-opps = <&rpmhpd_opp_svs_l1>;
+ };
+ };
+ };
+
usb_1: usb@a6f8800 {
compatible = "qcom,sm8450-dwc3", "qcom,dwc3";
reg = <0 0x0a6f8800 0 0x400>;
--
2.37.0