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From:   Sricharan R <sricharan@codeaurora.org>
To:     sricharan@codeaurora.org, agross@kernel.org,
        devicetree@vger.kernel.org, linus.walleij@linaro.org,
        linux-arm-kernel@lists.infradead.org,
        linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
        linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-soc@vger.kernel.org, robh+dt@kernel.org, sboyd@kernel.org,
        sivaprak@codeaurora.org
Subject: [PATCH V3 4/5] arm64: dts: Add ipq6018 SoC and CP01 board support
Date:   Fri,  3 Jan 2020 17:19:36 +0530
Message-Id: <1578052177-6778-5-git-send-email-sricharan@codeaurora.org>
In-Reply-To: <1578052177-6778-1-git-send-email-sricharan@codeaurora.org>
References: <1578052177-6778-1-git-send-email-sricharan@codeaurora.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add initial device tree support for the Qualcomm IPQ6018 SoC and
CP01 evaluation board.

Co-developed-by: Abhishek Sahu <absahu@codeaurora.org>
Signed-off-by: Abhishek Sahu <absahu@codeaurora.org>
Co-developed-by: Sivaprakash Murugesan <sivaprak@codeaurora.org>
Signed-off-by: Sivaprakash Murugesan <sivaprak@codeaurora.org>
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
---
 [v3] Fixed the uart pinctrl node, moved soc node down the
      tree. This has build dependency with,
      https://patchwork.ozlabs.org/patch/1217293/

 arch/arm64/boot/dts/qcom/Makefile            |   1 +
 arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts |  30 ++++
 arch/arm64/boot/dts/qcom/ipq6018.dtsi        | 215 +++++++++++++++++++++++++++
 3 files changed, 246 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts
 create mode 100644 arch/arm64/boot/dts/qcom/ipq6018.dtsi

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 7a5c2f7..48acb49 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8016-sbc.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-db820c.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk01.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-mtp.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-longcheer-l8150.dtb
diff --git a/arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts b/arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts
new file mode 100644
index 0000000..897b4b2
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * IPQ6018 CP01 board device tree source
+ *
+ * Copyright (c) 2019, The Linux Foundation. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "ipq6018.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. IPQ6018/AP-CP01-C1";
+	compatible = "qcom,ipq6018-cp01", "qcom,ipq6018";
+
+	aliases {
+		serial0 = &blsp1_uart3;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+		bootargs-append = " swiotlb=1";
+	};
+};
+
+&blsp1_uart3 {
+	pinctrl-0 = <&serial_3_pins>;
+	pinctrl-names = "default";
+	status = "ok";
+};
diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
new file mode 100644
index 0000000..78fa30e
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -0,0 +1,215 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * IPQ6018 SoC device tree source
+ *
+ * Copyright (c) 2019, The Linux Foundation. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/qcom,gcc-ipq6018.h>
+
+/ {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	interrupt-parent = <&intc>;
+
+	clocks {
+		sleep_clk: sleep-clk {
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+			#clock-cells = <0>;
+		};
+
+		xo: xo {
+			compatible = "fixed-clock";
+			clock-frequency = <24000000>;
+			#clock-cells = <0>;
+		};
+	};
+
+	cpus: cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		CPU0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			enable-method = "psci";
+			reg = <0x1>;
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU2: cpu@2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			enable-method = "psci";
+			reg = <0x2>;
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU3: cpu@3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			enable-method = "psci";
+			reg = <0x3>;
+			next-level-cache = <&L2_0>;
+		};
+
+		L2_0: l2-cache {
+			compatible = "cache";
+			cache-level = <0x2>;
+		};
+	};
+
+	pmuv8: pmu {
+		compatible = "arm,cortex-a53-pmu";
+		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) |
+					 IRQ_TYPE_LEVEL_HIGH)>;
+	};
+
+	psci: psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		tz: tz@48500000 {
+			reg = <0x0 0x48500000 0x0 0x00200000>;
+			no-map;
+		};
+	};
+
+	soc: soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0 0 0xffffffff>;
+		dma-ranges;
+		compatible = "simple-bus";
+
+		tlmm: pinctrl@1000000 {
+			compatible = "qcom,ipq6018-pinctrl";
+			reg = <0x01000000 0x300000>;
+			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&tlmm 0 80>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
+			serial_3_pins: serial3-pinmux {
+				pins = "gpio44", "gpio45";
+				function = "blsp2_uart";
+				drive-strength = <8>;
+				bias-pull-down;
+			};
+		};
+
+		gcc: gcc@1800000 {
+			compatible = "qcom,gcc-ipq6018";
+			reg = <0x01800000 0x80000>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+		};
+
+		blsp1_uart3: serial@78b1000 {
+			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+			reg = <0x078b1000 0x200>;
+			interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
+				<&gcc GCC_BLSP1_AHB_CLK>;
+			clock-names = "core", "iface";
+			status = "disabled";
+		};
+
+		intc: interrupt-controller@b000000 {
+			compatible = "qcom,msm-qgic2";
+			interrupt-controller;
+			#interrupt-cells = <0x3>;
+			reg =   <0x0b000000 0x1000>,  /*GICD*/
+				<0x0b002000 0x1000>,  /*GICC*/
+				<0x0b001000 0x1000>,  /*GICH*/
+				<0x0b004000 0x1000>;  /*GICV*/
+			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		timer {
+			compatible = "arm,armv8-timer";
+			interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+				     <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+				     <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+				     <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+		};
+
+		timer@b120000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+			compatible = "arm,armv7-timer-mem";
+			reg = <0x0b120000 0x1000>;
+			clock-frequency = <19200000>;
+
+			frame@b120000 {
+				frame-number = <0>;
+				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b121000 0x1000>,
+				      <0x0b122000 0x1000>;
+			};
+
+			frame@b123000 {
+				frame-number = <1>;
+				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0xb123000 0x1000>;
+				status = "disabled";
+			};
+
+			frame@b124000 {
+				frame-number = <2>;
+				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b124000 0x1000>;
+				status = "disabled";
+			};
+
+			frame@b125000 {
+				frame-number = <3>;
+				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b125000 0x1000>;
+				status = "disabled";
+			};
+
+			frame@b126000 {
+				frame-number = <4>;
+				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b126000 0x1000>;
+				status = "disabled";
+			};
+
+			frame@b127000 {
+				frame-number = <5>;
+				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b127000 0x1000>;
+				status = "disabled";
+			};
+
+			frame@b128000 {
+				frame-number = <6>;
+				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+				reg = <0x0b128000 0x1000>;
+				status = "disabled";
+			};
+		};
+
+	};
+};
-- 
1.9.1