linux-kernel - [PATCH 2/2] arm64: dts: qcom: ipq5018: add support for the RDP434 variant

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Message-ID: <20230720075731.20816-3-quic_harihk@quicinc.com>
Date:   Thu, 20 Jul 2023 13:27:31 +0530
From:   Hariharan K <quic_harihk@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <quic_srichara@...cinc.com>, <quic_sjaganat@...cinc.com>,
        <quic_kathirav@...cinc.com>, <quic_arajkuma@...cinc.com>,
        <quic_anusha@...cinc.com>, <quic_harihk@...cinc.com>
Subject: [PATCH 2/2] arm64: dts: qcom: ipq5018: add support for the RDP434 variant

Add the initial device tree support for the Reference Design
Platform(RDP) 434 based on IPQ5018 family of SoC. This patch
carries the support for Console UART and eMMC.

Signed-off-by: Hariharan K <quic_harihk@...cinc.com>
---
 arch/arm64/boot/dts/qcom/Makefile           |  1 +
 arch/arm64/boot/dts/qcom/ipq5018-rdp434.dts | 49 +++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/ipq5018-rdp434.dts

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 6334e552b7c1..8a764e37330f 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -5,6 +5,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= apq8094-sony-xperia-kitakami-karin_windy.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-db820c.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-ifc6640.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq5018-rdp432-c2.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= ipq5018-rdp434.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq5332-rdp441.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq5332-rdp442.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq5332-rdp468.dtb
diff --git a/arch/arm64/boot/dts/qcom/ipq5018-rdp434.dts b/arch/arm64/boot/dts/qcom/ipq5018-rdp434.dts
new file mode 100644
index 000000000000..1684739e40ab
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq5018-rdp434.dts
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
+/*
+ * IPQ5018 MP03.6-C2 board device tree source
+ * Copyright (c) 2023, The Linux Foundation. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "ipq5018-rdp-common.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. IPQ5018/AP-MP03.6-C2";
+	compatible = "qcom,ipq5018-ap-mp03.6-c2", "qcom,ipq5018";
+};
+
+&sdhc_1 {
+	pinctrl-0 = <&sdc_default_state>;
+	pinctrl-names = "default";
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
+	max-frequency = <192000000>;
+	bus-width = <4>;
+	status = "okay";
+};
+
+&tlmm {
+	sdc_default_state: sdc-default-state {
+		clk-pins {
+			pins = "gpio9";
+			function = "sdc1_clk";
+			drive-strength = <8>;
+			bias-disable;
+		};
+
+		cmd-pins {
+			pins = "gpio8";
+			function = "sdc1_cmd";
+			drive-strength = <8>;
+			bias-pull-up;
+		};
+
+		data-pins {
+			pins = "gpio4", "gpio5", "gpio6", "gpio7";
+			function = "sdc1_data";
+			drive-strength = <8>;
+			bias-disable;
+		};
+	};
+};
-- 
2.17.1