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Message-ID: <CAL_JsqLb4PQ+NkA_RBAgB-5MzFKd+6wBvfCjXvoH-i8pGzzdTg@mail.gmail.com>
Date: Tue, 6 Feb 2018 14:31:08 -0600
From: Rob Herring <robh@...nel.org>
To: Rajendra Nayak <rnayak@...eaurora.org>
Cc: Andy Gross <andy.gross@...aro.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
linux-arm-msm <linux-arm-msm@...r.kernel.org>,
"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<linux-arm-kernel@...ts.infradead.org>, devicetree@...r.kernel.org
Subject: Re: [PATCH 1/2] arm64: dts: sdm845: Add minimal dts/dtsi files for
sdm845 SoC and MTP
On Thu, Jan 25, 2018 at 10:32 AM, Rajendra Nayak <rnayak@...eaurora.org> wrote:
> Add a skeletal sdm845 SoC dtsi and MTP board dts/dtsi files
>
> Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
> ---
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 13 ++
> arch/arm64/boot/dts/qcom/sdm845-mtp.dtsi | 11 ++
> arch/arm64/boot/dts/qcom/sdm845.dtsi | 308 +++++++++++++++++++++++++++++++
> 4 files changed, 333 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> create mode 100644 arch/arm64/boot/dts/qcom/sdm845-mtp.dtsi
> create mode 100644 arch/arm64/boot/dts/qcom/sdm845.dtsi
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 55ec5ee7f7e8..c57701bed084 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -6,3 +6,4 @@ dtb-$(CONFIG_ARCH_QCOM) += msm8916-mtp.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8994-angler-rev-101.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8996-mtp.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += sdm845-mtp.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> new file mode 100644
> index 000000000000..95e41e42bee1
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> @@ -0,0 +1,13 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> + */
> +
> +/dts-v1/;
> +
> +#include "sdm845-mtp.dtsi"
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. SDM845 MTP";
> + compatible = "qcom,sdm845-mtp";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dtsi b/arch/arm64/boot/dts/qcom/sdm845-mtp.dtsi
> new file mode 100644
> index 000000000000..5b1022c20bad
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dtsi
> @@ -0,0 +1,11 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> + */
> +
> +#include "sdm845.dtsi"
> +
> +/ {
> + soc {
> + };
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> new file mode 100644
> index 000000000000..a21f4912b3e2
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -0,0 +1,308 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. SDM845";
This should only be in the board level file.
> +
> + interrupt-parent = <&intc>;
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + chosen { };
> +
> + memory {
> + device_type = "memory";
> + /* We expect the bootloader to fill in the reg */
The start address is variable? If not you should populate the base and
have a unit-address.
> + reg = <0 0 0 0>;
> + };
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + CPU0: cpu@0 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + next-level-cache = <&L2_0>;
> + L2_0: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + L3_0: l3-cache {
> + compatible = "cache";
> + };
> + };
> + };
> +
> + CPU1: cpu@100 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x100>;
> + enable-method = "psci";
> + next-level-cache = <&L2_100>;
> + L2_100: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU2: cpu@200 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x200>;
> + enable-method = "psci";
> + next-level-cache = <&L2_200>;
> + L2_200: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU3: cpu@300 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x300>;
> + enable-method = "psci";
> + next-level-cache = <&L2_300>;
> + L2_300: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU4: cpu@400 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x400>;
> + enable-method = "psci";
> + next-level-cache = <&L2_400>;
> + L2_400: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU5: cpu@500 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x500>;
> + enable-method = "psci";
> + next-level-cache = <&L2_500>;
> + L2_500: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU6: cpu@600 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x600>;
> + enable-method = "psci";
> + next-level-cache = <&L2_600>;
> + L2_600: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + CPU7: cpu@700 {
> + device_type = "cpu";
> + compatible = "qcom,kryo";
> + reg = <0x0 0x700>;
> + enable-method = "psci";
> + next-level-cache = <&L2_700>;
> + L2_700: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> +
> + cpu-map {
> + cluster0 {
> + core0 {
> + cpu = <&CPU0>;
> + };
> +
> + core1 {
> + cpu = <&CPU1>;
> + };
> +
> + core2 {
> + cpu = <&CPU2>;
> + };
> +
> + core3 {
> + cpu = <&CPU3>;
> + };
> + };
> +
> + cluster1 {
> + core0 {
> + cpu = <&CPU4>;
> + };
> +
> + core1 {
> + cpu = <&CPU5>;
> + };
> +
> + core2 {
> + cpu = <&CPU6>;
> + };
> +
> + core3 {
> + cpu = <&CPU7>;
> + };
> + };
> + };
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupts = <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 0 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
> + };
> +
> + clocks {
> + xo_board: xo_board {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <19200000>;
> + clock-output-names = "xo_board";
> + };
> +
> + sleep_clk: sleep_clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32764>;
> + clock-output-names = "sleep_clk";
> + };
> + };
> +
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> +
> + soc: soc {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0 0 0xffffffff>;
> + compatible = "simple-bus";
> +
> + intc: interrupt-controller@...00000 {
> + compatible = "arm,gic-v3";
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + #redistributor-regions = <1>;
> + redistributor-stride = <0x0 0x20000>;
> + reg = <0x17a00000 0x10000>, /* GICD */
> + <0x17a60000 0x100000>; /* GICR * 8 */
> + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + gcc: clock-controller@...000 {
> + compatible = "qcom,gcc-sdm845";
sdm845-gcc is the preferred order.
> + reg = <0x100000 0x1f0000>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + };
> +
> + tlmm: pinctrl@...00000 {
> + compatible = "qcom,sdm845-pinctrl";
> + reg = <0x03400000 0xc00000>;
> + interrupts = <GIC_SPI 208 IRQ_TYPE_NONE>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + timer@...90000 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + compatible = "arm,armv7-timer-mem";
> + reg = <0x17C90000 0x1000>;
> + clock-frequency = <19200000>;
> +
> + frame@...A0000 {
> + frame-number = <0>;
> + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17CA0000 0x1000>,
> + <0x17CB0000 0x1000>;
> + };
> +
> + frame@...c0000 {
> + frame-number = <1>;
> + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17cc0000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@...d0000 {
> + frame-number = <2>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17cd0000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@...e0000 {
> + frame-number = <3>;
> + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17ce0000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@...f0000 {
> + frame-number = <4>;
> + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17cf0000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@...00000 {
> + frame-number = <5>;
> + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17d00000 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@...10000 {
> + frame-number = <6>;
> + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x17d10000 0x1000>;
> + status = "disabled";
> + };
> + };
> +
> + spmi_bus: qcom,spmi@...0000 {
spmi@...
> + compatible = "qcom,spmi-pmic-arb";
> + reg = <0xc440000 0x1100>,
> + <0xc600000 0x2000000>,
> + <0xe600000 0x100000>,
> + <0xe700000 0xa0000>,
> + <0xc40a000 0x26000>;
> + reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
> + interrupt-names = "periph_irq";
> + interrupts = <GIC_SPI 481 IRQ_TYPE_NONE>;
> + qcom,ee = <0>;
> + qcom,channel = <0>;
> + #address-cells = <2>;
> + #size-cells = <0>;
> + interrupt-controller;
> + #interrupt-cells = <4>;
> + cell-index = <0>;
> + };
> +
> + };
> +};
> --
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
>
> --
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