Hi will&catalin,
Could you help review this part?
On 2016/12/26 17:36, Chen Feng wrote:
> Add initial dtsi file to support Hisilicon Hi3660 SoC with
> support of Octal core CPUs in two clusters(4 * A53 & 4 * A73).
>
> Also add dts file to support HiKey960 development board which
> based on Hi3660 SoC.
> The output console is earlycon "earlycon=pl011,0xfdf05000".
> And the con_init uart5 with a fixed clock, which already
> configured at bootloader.
>
> When clock is available, the uart5 will be modified.
>
> Tested on HiKey960 Board.
>
> Signed-off-by: Chen Feng <puck.chen@xxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/hisilicon/Makefile | 1 +
> arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 34 +++++
> arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 156 ++++++++++++++++++++++
> 3 files changed, 191 insertions(+)
> create mode 100644 arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
> create mode 100644 arch/arm64/boot/dts/hisilicon/hi3660.dtsi
>
> diff --git a/arch/arm64/boot/dts/hisilicon/Makefile b/arch/arm64/boot/dts/hisilicon/Makefile
> index d5f43a0..b633b5d 100644
> --- a/arch/arm64/boot/dts/hisilicon/Makefile
> +++ b/arch/arm64/boot/dts/hisilicon/Makefile
> @@ -1,4 +1,5 @@
> dtb-$(CONFIG_ARCH_HISI) += hi6220-hikey.dtb
> +dtb-$(CONFIG_ARCH_HISI) += hi3660-hikey960.dtb
> dtb-$(CONFIG_ARCH_HISI) += hip05-d02.dtb
> dtb-$(CONFIG_ARCH_HISI) += hip06-d03.dtb
>
> diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
> new file mode 100644
> index 0000000..3d7aead
> --- /dev/null
> +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
> @@ -0,0 +1,34 @@
> +/*
> + * dts file for Hisilicon HiKey960 Development Board
> + *
> + * Copyright (C) 2016, Hisilicon Ltd.
> + *
> + */
> +
> +/dts-v1/;
> +
> +#include "hi3660.dtsi"
> +
> +/ {
> + model = "HiKey960";
> + compatible = "hisilicon,hi3660";
> +
> + aliases {
> + serial5 = &uart5; /* console UART */
> + };
> +
> + chosen {
> + stdout-path = "serial5:115200n8";
> + };
> +
> + memory@0 {
> + device_type = "memory";
> + reg = <0x0 0x00400000 0x0 0xBFE00000>;
> + };
> +
> + soc {
> + uart5: uart@fdf05000 {
> + status = "ok";
> + };
> + };
> +};
> diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
> new file mode 100644
> index 0000000..7f9805c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
> @@ -0,0 +1,156 @@
> +/*
> + * dts file for Hisilicon Hi3660 SoC
> + *
> + * Copyright (C) 2016, Hisilicon Ltd.
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> + compatible = "hisilicon,hi3660";
> + interrupt-parent = <&gic>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + psci {
> + compatible = "arm,psci-0.2";
> + method = "smc";
> + };
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <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>;
> + };
> + };
> + };
> +
> + cpu0: cpu@0 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + };
> +
> + cpu1: cpu@1 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x1>;
> + enable-method = "psci";
> + };
> +
> + cpu2: cpu@2 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x2>;
> + enable-method = "psci";
> + };
> +
> + cpu3: cpu@3 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x3>;
> + enable-method = "psci";
> + };
> +
> + cpu4: cpu@100 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x100>;
> + enable-method = "psci";
> + };
> +
> + cpu5: cpu@101 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x101>;
> + enable-method = "psci";
> + };
> +
> + cpu6: cpu@102 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x102>;
> + enable-method = "psci";
> + };
> +
> + cpu7: cpu@103 {
> + compatible = "arm,armv8";
> + device_type = "cpu";
> + reg = <0x0 0x103>;
> + enable-method = "psci";
> + };
> + };
> +
> + gic: interrupt-controller@e82b0000 {
> + compatible = "arm,gic-400";
> + reg = <0x0 0xe82b1000 0 0x1000>, /* GICD */
> + <0x0 0xe82b2000 0 0x2000>, /* GICC */
> + <0x0 0xe82b4000 0 0x2000>, /* GICH */
> + <0x0 0xe82b6000 0 0x2000>; /* GICV */
> + #address-cells = <0>;
> + #interrupt-cells = <3>;
> + interrupt-controller;
> + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupt-parent = <&gic>;
> + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
> + clock-frequency = <1920000>;
> + };
> +
> + soc {
> + compatible = "simple-bus";
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + fixed_uart5: fixed_19_2M {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <19200000>;
> + clock-output-names = "fixed:uart5";
> + };
> +
> + uart5: uart@fdf05000 {
> + compatible = "arm,pl011", "arm,primecell";
> + reg = <0x0 0xfdf05000 0x0 0x1000>;
> + interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&fixed_uart5 &fixed_uart5>;
> + clock-names = "uartclk", "apb_pclk";
> + status = "ok";
> + };
> + };
> +};
>
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