From 62c67d65fd35de4b9d5da30ef6d821051d3264a5 Mon Sep 17 00:00:00 2001
From: Manish Pandey <quic_mapa@quicinc.com>
Date: Fri, 20 Sep 2024 14:33:05 +0530
Subject: [PATCH] ARM: dts: msm: Add SD card support for tuna

Add SD card support for tuna target.

Change-Id: Iff912a5b284cae6ef6026918e3124f483cfe9802
Signed-off-by: Manish Pandey <quic_mapa@quicinc.com>
---
 qcom/tuna-pinctrl.dtsi | 58 ++++++++++++++++++++++++++++++++
 qcom/tuna.dtsi         | 75 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 133 insertions(+)

diff --git a/qcom/tuna-pinctrl.dtsi b/qcom/tuna-pinctrl.dtsi
index ad6406c2..cfd44251 100644
--- a/qcom/tuna-pinctrl.dtsi
+++ b/qcom/tuna-pinctrl.dtsi
@@ -1580,4 +1580,62 @@
 			};
 		};
 	};
+
+	sdc2_on: sdc2_on {
+		clk {
+			pins = "gpio62";
+			function = "sdc2_clk";
+			bias-disable;
+			drive-strength = <16>;
+		};
+
+		cmd {
+			pins = "gpio51";
+			function = "sdc2_cmd";
+			bias-pull-up;
+			drive-strength = <10>;
+		};
+
+		data {
+			pins = "gpio63", "gpio120", "gpio48", "gpio49";
+			function = "sdc2_data";
+			bias-pull-up;
+			drive-strength = <10>;
+		};
+
+		sd-cd {
+			pins = "gpio39";
+			bias-pull-up;
+			drive-strength = <2>;
+		};
+	};
+
+	sdc2_off: sdc2_off {
+		clk {
+			pins = "gpio62";
+			function = "gpio";
+			bias-disable;
+			drive-strength = <2>;
+		};
+
+		cmd {
+			pins = "gpio51";
+			function = "gpio";
+			bias-pull-up;
+			drive-strength = <2>;
+		};
+
+		data {
+			pins = "gpio63", "gpio120", "gpio48", "gpio49";
+			function = "gpio";
+			bias-pull-up;
+			drive-strength = <2>;
+		};
+
+		sd-cd {
+			pins = "gpio39";
+			bias-pull-up;
+			drive-strength = <2>;
+		};
+	};
 };
diff --git a/qcom/tuna.dtsi b/qcom/tuna.dtsi
index 07467382..7f067b3d 100644
--- a/qcom/tuna.dtsi
+++ b/qcom/tuna.dtsi
@@ -50,6 +50,7 @@
 	aliases {
 		serial0 = &qupv3_se7_2uart;
 		ufshc1 = &ufshc_mem; /* Embedded UFS Slot */
+		mmc1 = &sdhc_2; /* SDC2 SD card slot */
 		hsuart0 = &qupv3_se14_4uart;
 		i2c0 = &qupv3_se0_i2c;
 		i2c1 = &qupv3_se1_i2c;
@@ -1355,6 +1356,80 @@
 		qcom,client-id = <0x00000001>;
 	};
 
+	sdhc2_opp_table: sdhc2-opp-table {
+		compatible = "operating-points-v2";
+
+		opp-100000000 {
+			opp-hz = /bits/ 64 <100000000>;
+			opp-peak-kBps = <160000 100000>;
+			opp-avg-kBps = <50000 0>;
+		};
+
+		opp-202000000 {
+			opp-hz = /bits/ 64 <202000000>;
+			opp-peak-kBps = <200000 120000>;
+			opp-avg-kBps = <104000 0>;
+		};
+	};
+
+	sdhc_2_dma_resv: sdhc_2_dma_resv_region {
+		/*
+		 * Restrict IOVA mappings for SDHC2 buffers to the 256 MB region
+		 * from 0x40000000 - 0x4fffffff.
+		 */
+		iommu-addresses = <&sdhc_2 0x0 0x40000000>,
+				  <&sdhc_2 0x50000000 0xb0000000>;
+	};
+
+	sdhc_2: sdhci@8804000 {
+		status = "disabled";
+
+		compatible = "qcom,sdhci-msm-v5";
+		reg = <0x08804000 0x1000>;
+		reg-names = "hc";
+
+		interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>,
+				<GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "hc_irq", "pwr_irq";
+
+		bus-width = <4>;
+		no-sdio;
+		no-mmc;
+		qcom,restore-after-cx-collapse;
+
+		clocks = <&gcc GCC_SDCC2_AHB_CLK>,
+			<&gcc GCC_SDCC2_APPS_CLK>;
+		clock-names = "iface", "core";
+
+		/*
+		 * DLL HSR settings. Refer go/hsr - <Target> DLL settings.
+		 * Note that the DLL_CONFIG_2 value is not passed from the
+		 * device tree, but it is calculated in the driver.
+		 */
+		qcom,dll-hsr-list = <0x0007442C 0x0 0x10
+					0x090106C0 0x80040868>;
+
+		iommus = <&apps_smmu 0x540 0x0>;
+		qcom,iommu-dma = "fastmap";
+		dma-coherent;
+		memory-region = <&sdhc_2_dma_resv>;
+
+		interconnects = <&aggre2_noc MASTER_SDCC_2 &mc_virt SLAVE_EBI1>,
+			      <&gem_noc MASTER_APPSS_PROC &config_noc SLAVE_SDCC_2>;
+		interconnect-names = "sdhc-ddr","cpu-sdhc";
+		operating-points-v2 = <&sdhc2_opp_table>;
+
+		qos0 {
+			mask = <0xc0>;
+			vote = <44>;
+		};
+
+		qos1 {
+			mask = <0x3f>;
+			vote = <44>;
+		};
+	};
+
 	ufsphy_mem: ufsphy_mem@1d80000 {
 		reg = <0x1d80000 0x2000>;
 		reg-names = "phy_mem";