From: Naina Mehta <quic_nainmeht@quicinc.com>
Date: Thu, 23 May 2024 12:03:36 +0000 (+0530)
Subject: arm64: dts: qcom: sdx75: Add SDHCI node
X-Git-Tag: v6.11-rc1~188^2~8^2~215
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=37f5169f5c83c5de469d666aea7b9eca4c30e6b9;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: qcom: sdx75: Add SDHCI node

Add sdhc node for SDX75 SoC to support SD card.
Also add pins required for SDHCI.

Signed-off-by: Naina Mehta <quic_nainmeht@quicinc.com>
Link: https://lore.kernel.org/r/20240523120337.9530-3-quic_nainmeht@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sdx75.dtsi b/arch/arm64/boot/dts/qcom/sdx75.dtsi
index 2939492cfd50d..9fe0a300e42fb 100644
--- a/arch/arm64/boot/dts/qcom/sdx75.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdx75.dtsi
@@ -8,6 +8,7 @@
 
 #include <dt-bindings/clock/qcom,rpmh.h>
 #include <dt-bindings/clock/qcom,sdx75-gcc.h>
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interconnect/qcom,icc.h>
 #include <dt-bindings/interconnect/qcom,sdx75.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -588,6 +589,54 @@
 			reg = <0x0 0x01fc0000 0x0 0x30000>;
 		};
 
+		sdhc: mmc@8804000 {
+			compatible = "qcom,sdx75-sdhci", "qcom,sdhci-msm-v5";
+			reg = <0x0 0x08804000 0x0 0x1000>;
+
+			interrupts = <GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 227 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hc_irq",
+					  "pwr_irq";
+
+			clocks = <&gcc GCC_SDCC1_AHB_CLK>,
+				 <&gcc GCC_SDCC1_APPS_CLK>,
+				 <&rpmhcc RPMH_CXO_CLK>;
+			clock-names = "iface",
+				      "core",
+				      "xo";
+			iommus = <&apps_smmu 0x00a0 0x0>;
+			qcom,dll-config = <0x0007442c>;
+			qcom,ddr-config = <0x80040868>;
+			power-domains = <&rpmhpd RPMHPD_CX>;
+			operating-points-v2 = <&sdhc1_opp_table>;
+
+			interconnects = <&system_noc MASTER_SDCC_1 &mc_virt SLAVE_EBI1>,
+					<&gem_noc MASTER_APPSS_PROC &system_noc SLAVE_SDCC_1>;
+			interconnect-names = "sdhc-ddr",
+					     "cpu-sdhc";
+			bus-width = <4>;
+			dma-coherent;
+
+			/* Forbid SDR104/SDR50 - broken hw! */
+			sdhci-caps-mask = <0x3 0>;
+
+			status = "disabled";
+
+			sdhc1_opp_table: opp-table {
+				compatible = "operating-points-v2";
+
+				opp-100000000 {
+					opp-hz = /bits/ 64 <100000000>;
+					required-opps = <&rpmhpd_opp_low_svs>;
+				};
+
+				opp-384000000 {
+					opp-hz = /bits/ 64 <384000000>;
+					required-opps = <&rpmhpd_opp_nom>;
+				};
+			};
+		};
+
 		usb: usb@a6f8800 {
 			compatible = "qcom,sdx75-dwc3", "qcom,dwc3";
 			reg = <0x0 0x0a6f8800 0x0 0x400>;
@@ -744,6 +793,46 @@
 				drive-strength = <2>;
 				bias-pull-down;
 			};
+
+			sdc1_default: sdc1-default-state {
+				clk-pins {
+					pins = "sdc1_clk";
+					drive-strength = <16>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc1_cmd";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc1_data";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+			};
+
+			sdc1_sleep: sdc1-sleep-state {
+				clk-pins {
+					pins = "sdc1_clk";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc1_cmd";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc1_data";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+			};
 		};
 
 		apps_smmu: iommu@15000000 {