Re: [PATCH v2 7/7] arm64: dts: qcom: sm8250: Add sm8250 dts file

From: Stephen Boyd
Date: Wed Feb 05 2020 - 14:47:54 EST

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Quoting Venkata Narendra Kumar Gutta (2020-01-24 14:32:27)
> diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> new file mode 100644
> index 0000000..f63df12
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> @@ -0,0 +1,450 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2020, The Linux Foundation. All rights reserved.
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/qcom,rpmh.h>
> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
> +
> +/ {
> + interrupt-parent = <&intc>;
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + chosen { };
> +
> + clocks {
> + xo_board: xo-board {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <38400000>;
> + clock-output-names = "xo_board";
> + };
> +
> + sleep_clk: sleep-clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32000>;
> + };
> + };
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + CPU0: cpu@0 {
> + device_type = "cpu";
> + compatible = "qcom,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + 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,kryo485";
> + reg = <0x0 0x700>;
> + enable-method = "psci";
> + next-level-cache = <&L2_700>;
> + L2_700: l2-cache {
> + compatible = "cache";
> + next-level-cache = <&L3_0>;
> + };
> + };
> + };
> +
> + firmware: firmware {

Does this need a label?

> + scm: scm {
> + compatible = "qcom,scm";
> + #reset-cells = <1>;
> + };
> + };
> +
> + tcsr_mutex: hwlock {
> + compatible = "qcom,tcsr-mutex";
> + syscon = <&tcsr_mutex_regs 0 0x1000>;
> + #hwlock-cells = <1>;
> + };
> +
> + memory@80000000 {
> + device_type = "memory";
> + /* We expect the bootloader to fill in the size */
> + reg = <0x0 0x80000000 0x0 0x0>;
> + };
> +
> + pmu {
> + compatible = "arm,armv8-pmuv3";
> + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> +
> + reserved_memory: reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + hyp_mem: memory@80000000 {
> + reg = <0x0 0x80000000 0x0 0x600000>;
> + no-map;
> + };
> +
> + xbl_aop_mem: memory@80700000 {
> + reg = <0x0 0x80700000 0x0 0x160000>;
> + no-map;
> + };
> +
> + cmd_db: memory@80860000 {
> + compatible = "qcom,cmd-db";
> + reg = <0x0 0x80860000 0x0 0x20000>;
> + no-map;
> + };
> +
> + smem_mem: memory@80900000 {
> + reg = <0x0 0x80900000 0x0 0x200000>;
> + no-map;
> + };
> +
> + removed_mem: memory@80b00000 {
> + reg = <0x0 0x80b00000 0x0 0x5300000>;
> + no-map;
> + };
> +
> + camera_mem: memory@86200000 {
> + reg = <0x0 0x86200000 0x0 0x500000>;
> + no-map;
> + };
> +
> + wlan_mem: memory@86700000 {
> + reg = <0x0 0x86700000 0x0 0x100000>;
> + no-map;
> + };
> +
> + ipa_fw_mem: memory@86800000 {
> + reg = <0x0 0x86800000 0x0 0x10000>;
> + no-map;
> + };
> +
> + ipa_gsi_mem: memory@86810000 {
> + reg = <0x0 0x86810000 0x0 0xa000>;
> + no-map;
> + };
> +
> + gpu_mem: memory@8681a000 {
> + reg = <0x0 0x8681a000 0x0 0x2000>;
> + no-map;
> + };
> +
> + npu_mem: memory@86900000 {
> + reg = <0x0 0x86900000 0x0 0x500000>;
> + no-map;
> + };
> +
> + video_mem: memory@86e00000 {
> + reg = <0x0 0x86e00000 0x0 0x500000>;
> + no-map;
> + };
> +
> + cvp_mem: memory@87300000 {
> + reg = <0x0 0x87300000 0x0 0x500000>;
> + no-map;
> + };
> +
> + cdsp_mem: memory@87800000 {
> + reg = <0x0 0x87800000 0x0 0x1400000>;
> + no-map;
> + };
> +
> + slpi_mem: memory@88c00000 {
> + reg = <0x0 0x88c00000 0x0 0x1500000>;
> + no-map;
> + };
> +
> + adsp_mem: memory@8a100000 {
> + reg = <0x0 0x8a100000 0x0 0x1d00000>;
> + no-map;
> + };
> +
> + spss_mem: memory@8be00000 {
> + reg = <0x0 0x8be00000 0x0 0x100000>;
> + no-map;
> + };
> +
> + cdsp_secure_heap: memory@8bf00000 {
> + reg = <0x0 0x8bf00000 0x0 0x4600000>;
> + no-map;
> + };
> + };
> +
> + smem {
> + compatible = "qcom,smem";
> + memory-region = <&smem_mem>;
> + hwlocks = <&tcsr_mutex 3>;
> + };
> +
> + soc: soc@0 {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges = <0 0 0 0 0x10 0>;
> + dma-ranges = <0 0 0 0 0x10 0>;
> + compatible = "simple-bus";
> +
> + gcc: clock-controller@100000 {
> + compatible = "qcom,gcc-sm8250";
> + reg = <0x0 0x00100000 0x0 0x1f0000>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + #power-domain-cells = <1>;
> + clock-names = "bi_tcxo",
> + "sleep_clk";

Weird tabbign here.

> + clocks = <&rpmhcc RPMH_CXO_CLK>,
> + <&sleep_clk>;

And here.

> + };
> +
> + qupv3_id_1: geniqup@ac0000 {
> + compatible = "qcom,geni-se-qup";
> + reg = <0x0 0x00ac0000 0x0 0x6000>;
> + clock-names = "m-ahb", "s-ahb";
> + clocks = <&gcc 133>,
> + <&gcc 134>;

Make it one line instead of two?

> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> + status = "disabled";
> +
> + uart2: serial@a90000 {
> + compatible = "qcom,geni-debug-uart";
> + reg = <0x0 0x00a90000 0x0 0x4000>;
> + clock-names = "se";
> + clocks = <&gcc 113>;
> + interrupts = <GIC_SPI 357 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> + };
> +
> + intc: interrupt-controller@17a00000 {
> + compatible = "arm,gic-v3";
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + reg = <0x0 0x17a00000 0x0 0x10000>, /* GICD */
> + <0x0 0x17a60000 0x0 0x100000>; /* GICR * 8 */
> + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;

Is there an ITS node? I think so. Please add it and mark it disabled.

> + };
> +
> + pdc: interrupt-controller@b220000 {
> + compatible = "qcom,sm8250-pdc";
> + reg = <0x0b220000 0x30000>, <0x17c000f0 0x60>;
> + qcom,pdc-ranges = <0 480 94>, <94 609 31>,
> + <125 63 1>, <126 716 12>;

Weird tabbing here.

> + #interrupt-cells = <2>;
> + interrupt-parent = <&intc>;
> + interrupt-controller;
> + };
> +
> + spmi_bus: qcom,spmi@c440000 {

Node name should be 'spmi'.

> + compatible = "qcom,spmi-pmic-arb";
> + reg = <0x0 0x0c440000 0x0 0x0001100>,
> + <0x0 0x0c600000 0x0 0x2000000>,
> + <0x0 0x0e600000 0x0 0x0100000>,
> + <0x0 0x0e700000 0x0 0x00a0000>,
> + <0x0 0x0c40a000 0x0 0x0026000>;
> + reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
> + interrupt-names = "periph_irq";
> + interrupts-extended = <&pdc 1 IRQ_TYPE_LEVEL_HIGH>;

Nice!

> + qcom,ee = <0>;
> + qcom,channel = <0>;
> + #address-cells = <2>;
> + #size-cells = <0>;
> + interrupt-controller;
> + #interrupt-cells = <4>;
> + cell-index = <0>;

What is this property for?

> + };
> +
> + apps_rsc: rsc@18200000 {
> + label = "apps_rsc";
> + compatible = "qcom,rpmh-rsc";
> + reg = <0x0 0x18200000 0x0 0x10000>,
> + <0x0 0x18210000 0x0 0x10000>,
> + <0x0 0x18220000 0x0 0x10000>;

More weird tabbing.

> + reg-names = "drv-0", "drv-1", "drv-2";
> + interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
> + qcom,tcs-offset = <0xd00>;
> + qcom,drv-id = <2>;
> + qcom,tcs-config = <ACTIVE_TCS 2>,
> + <SLEEP_TCS 3>,
> + <WAKE_TCS 3>,
> + <CONTROL_TCS 1>;

More weird tabbing.

> +
> + rpmhcc: clock-controller {
> + compatible = "qcom,sm8250-rpmh-clk";
> + #clock-cells = <1>;
> + clock-names = "xo";
> + clocks = <&xo_board>;
> + };
> + };
> +
> + tcsr_mutex_regs: syscon@1f40000 {
> + compatible = "syscon";
> + reg = <0x0 0x01f40000 0x0 0x40000>;
> + };
> +
> + timer@17c20000 {

Doug fixed these in another thread to use offset. Run dt_bindings_check
and see how it fails.

> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> + compatible = "arm,armv7-timer-mem";
> + reg = <0x0 0x17c20000 0x0 0x1000>;
> + clock-frequency = <19200000>;

Remove this. Firmware should set it up properly.

> +
> + frame@17c21000 {
> + frame-number = <0>;
> + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c21000 0x0 0x1000>,
> + <0x0 0x17c22000 0x0 0x1000>;
> + };
> +
> + frame@17c23000 {
> + frame-number = <1>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c23000 0x0 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c25000 {
> + frame-number = <2>;
> + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c25000 0x0 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c27000 {
> + frame-number = <3>;
> + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c27000 0x0 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c29000 {
> + frame-number = <4>;
> + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c29000 0x0 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c2b000 {
> + frame-number = <5>;
> + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c2b000 0x0 0x1000>;
> + status = "disabled";
> + };
> +
> + frame@17c2d000 {
> + frame-number = <6>;
> + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0x0 0x17c2d000 0x0 0x1000>;
> + status = "disabled";
> + };
> + };
> +
> + };
> +

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