[PATCH V2] ARM64: tegra: Add support for Google Pixel C

[Andrew Bresticker]

Jon,

On Mon, Feb 8, 2016 at 8:33 AM, Jon Hunter <jonathanh at nvidia.com> wrote:
> Add initial device-tree support for Google Pixel C (a.k.a. Smaug) based
> upon Tegra210 SoC with 3 GiB of LPDDR4 RAM.
>
> Signed-off-by: Jon Hunter <jonathanh at nvidia.com>

Reviewed-by: Andrew Bresticker <abrestic at chromium.org>

... and I booted up my Smaug with v4.5-rc5 + this patch, so:

Tested-by: Andrew Bresticker <abrestic at chromium.org>

Thanks,
Andrew

> ---
>  arch/arm64/boot/dts/nvidia/Makefile           |  1 +
>  arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 60 +++++++++++++++++++++++++++
>  2 files changed, 61 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
>
> diff --git a/arch/arm64/boot/dts/nvidia/Makefile b/arch/arm64/boot/dts/nvidia/Makefile
> index a7e865da1005..0f7cdf3e05c1 100644
> --- a/arch/arm64/boot/dts/nvidia/Makefile
> +++ b/arch/arm64/boot/dts/nvidia/Makefile
> @@ -2,6 +2,7 @@ dtb-$(CONFIG_ARCH_TEGRA_132_SOC) += tegra132-norrin.dtb
>  dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-0000.dtb
>  dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-2180.dtb
>  dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2571.dtb
> +dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-smaug.dtb
>
>  always         := $(dtb-y)
>  clean-files    := *.dtb
> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
> new file mode 100644
> index 000000000000..59acdb6b4f23
> --- /dev/null
> +++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
> @@ -0,0 +1,60 @@
> +/dts-v1/;
> +
> +#include "tegra210.dtsi"
> +
> +/ {
> +       model = "Google Pixel C";
> +       compatible = "google,smaug-rev8", "google,smaug-rev7",
> +                    "google,smaug-rev6", "google,smaug-rev5",
> +                    "google,smaug-rev4", "google,smaug-rev3",
> +                    "google,smaug-rev1", "google,smaug", "nvidia,tegra210";
> +
> +       aliases {
> +               serial0 = &uarta;
> +       };
> +
> +       chosen {
> +               bootargs = "earlycon";
> +               stdout-path = "serial0:115200n8";
> +       };
> +
> +       memory {
> +               device_type = "memory";
> +               reg = <0x0 0x80000000 0x0 0xc0000000>;
> +       };
> +
> +       serial at 0,70006000 {
> +               status = "okay";
> +       };
> +
> +       pmc at 0,7000e400 {
> +               nvidia,invert-interrupt;
> +               nvidia,suspend-mode = <0>;
> +               nvidia,cpu-pwr-good-time = <0>;
> +               nvidia,cpu-pwr-off-time = <0>;
> +               nvidia,core-pwr-good-time = <12000 6000>;
> +               nvidia,core-pwr-off-time = <39053>;
> +               nvidia,core-power-req-active-high;
> +               nvidia,sys-clock-req-active-high;
> +               status = "okay";
> +       };
> +
> +       sdhci at 0,700b0600 {
> +               bus-width = <8>;
> +               non-removable;
> +               status = "okay";
> +       };
> +
> +       clocks {
> +               compatible = "simple-bus";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               clk32k_in: clock at 0 {
> +                       compatible = "fixed-clock";
> +                       reg = <0>;
> +                       #clock-cells = <0>;
> +                       clock-frequency = <32768>;
> +               };
> +       };
> +};
> --
> 2.1.4
>
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