Thread (1 message) 1 message, 1 author, 2016-02-25

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

From: Andrew Bresticker <hidden>
Date: 2016-02-25 21:07:43
Also in: linux-devicetree, linux-tegra

Possibly related (same subject, not in this thread)

Jon,

On Mon, Feb 8, 2016 at 8:33 AM, Jon Hunter [off-list ref] 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@nvidia.com>
Reviewed-by: Andrew Bresticker <redacted>

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

Tested-by: Andrew Bresticker <redacted>

Thanks,
Andrew
quoted hunk
---
 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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