Quoting Bjorn Andersson (2018-04-27 22:42:47)
> diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> new file mode 100644
> index 000000000000..d6665e4f801f
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> @@ -0,0 +1,340 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/* Copyright (c) 2016, The Linux Foundation. All rights reserved. */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/qcom,gcc-msm8998.h>
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. MSM 8998";
> +
> + interrupt-parent = <&intc>;
> +
> + qcom,msm-id = <292 0x0>;
No update to dtbtool?
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + chosen { };
> +
> + memory {
> + device_type = "memory";
> + /* We expect the bootloader to fill in the reg */
> + reg = <0 0 0 0>;
> + };
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + CPU0: cpu@0 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + efficiency = <1024>;
> + next-level-cache = <&L2_0>;
> + L2_0: l2-cache {
> + compatible = "arm,arch-cache";
> + cache-level = <2>;
> + };
> + L1_I_0: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_0: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU1: cpu@1 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x1>;
> + enable-method = "psci";
> + efficiency = <1024>;
> + next-level-cache = <&L2_0>;
> + L1_I_1: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_1: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU2: cpu@2 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x2>;
> + enable-method = "psci";
> + efficiency = <1024>;
> + next-level-cache = <&L2_0>;
> + L1_I_2: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_2: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU3: cpu@3 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x3>;
> + enable-method = "psci";
> + efficiency = <1024>;
> + next-level-cache = <&L2_0>;
> + L1_I_3: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_3: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU4: cpu@100 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x100>;
> + enable-method = "psci";
> + efficiency = <1536>;
> + next-level-cache = <&L2_1>;
> + L2_1: l2-cache {
> + compatible = "arm,arch-cache";
> + cache-level = <2>;
> + };
> + L1_I_100: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_100: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU5: cpu@101 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x101>;
> + enable-method = "psci";
> + efficiency = <1536>;
> + next-level-cache = <&L2_1>;
> + L1_I_101: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_101: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU6: cpu@102 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x102>;
> + enable-method = "psci";
> + efficiency = <1536>;
> + next-level-cache = <&L2_1>;
> + L1_I_102: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_102: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + CPU7: cpu@103 {
> + device_type = "cpu";
> + compatible = "arm,armv8";
> + reg = <0x0 0x103>;
> + enable-method = "psci";
> + efficiency = <1536>;
> + next-level-cache = <&L2_1>;
> + L1_I_103: l1-icache {
> + compatible = "arm,arch-cache";
> + };
> + L1_D_103: l1-dcache {
> + compatible = "arm,arch-cache";
> + };
> + };
> +
> + 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>;
> + };
> + };
> + };
I still wonder if this is accurate, but OK.
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupts = <GIC_PPI 1 IRQ_TYPE_LEVEL_LOW>,
> + <GIC_PPI 2 IRQ_TYPE_LEVEL_LOW>,
> + <GIC_PPI 3 IRQ_TYPE_LEVEL_LOW>,
> + <GIC_PPI 0 IRQ_TYPE_LEVEL_LOW>;
> + };
> +
> + clocks {
> + xo_board {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <19200000>;
> + };
> +
> + sleep_clk {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <32764>;
> + };
> + };
> +
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> +
> + soc: soc {};
> +};
> +
> +&soc {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0 0 0xffffffff>;
> + compatible = "simple-bus";
> +
> + intc: interrupt-controller@17a00000 {
> + compatible = "arm,gic-v3";
> + reg = <0x17a00000 0x10000>, /* GICD */
> + <0x17b00000 0x100000>; /* GICR * 8 */
> + #interrupt-cells = <3>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + interrupt-controller;
> + #redistributor-regions = <1>;
> + redistributor-stride = <0x0 0x20000>;
Is this needed? The redistributor stuff can be left out if there's only
one right?
> + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> + blsp2_uart1: serial@c1b0000 {
Clk name says uart2 though?
> + compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
> + reg = <0xc1b0000 0x1000>;
> + interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&gcc GCC_BLSP2_UART2_APPS_CLK>,
> + <&gcc GCC_BLSP2_AHB_CLK>;
> + clock-names = "core", "iface";
> + status = "disabled";
> + };
> +
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