This adds the initial support of Tegra186 SoC, which can help to bring up the debug console and initrd for further developing. Signed-off-by: Joseph Lo <josephl@xxxxxxxxxx> --- arch/arm64/boot/dts/nvidia/tegra186.dtsi | 77 ++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 arch/arm64/boot/dts/nvidia/tegra186.dtsi diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi new file mode 100644 index 000000000000..bed30f30bb0b --- /dev/null +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -0,0 +1,77 @@ +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/mailbox/tegra-hsp.h> + +/ { + compatible = "nvidia,tegra186"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + uarta: serial@03100000 { + compatible = "nvidia,tegra186-uart", "nvidia,tegra20-uart"; + reg = <0x0 0x03100000 0x0 0x40>; + reg-shift = <2>; + interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; + }; + + gic: interrupt-controller@03881000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-controller; + reg = <0x0 0x03881000 0x0 0x1000>, + <0x0 0x03882000 0x0 0x2000>; + interrupts = <GIC_PPI 9 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; + }; + + hsp_top: hsp@03c00000 { + compatible = "nvidia,tegra186-hsp"; + reg = <0x0 0x03c00000 0x0 0xa0000>; + interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "doorbell"; + nvidia,hsp-function = <HSP_DOORBELL>; + #mbox-cells = <1>; + }; + + bpmp@d0000000 { + compatible = "nvidia,tegra186-bpmp"; + mboxes = <&hsp_top HSP_DB_MASTER_BPMP>; + shmem = <&cpu_bpmp_tx &cpu_bpmp_rx>; + #clock-cells = <1>; + #reset-cells = <1>; + status = "disabled"; + }; + + sysram@30000000 { + compatible = "nvidia,tegra186-sysram", "mmio-ram"; + reg = <0x0 0x30000000 0x0 0x4ffff>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0 0x0 0x0 0x30000000 0x0 0x4ffff>; + + cpu_bpmp_tx: bpmp_shmem@4e000 { + compatible = "nvidia,tegra186-bpmp-shmem"; + reg = <0x0 0x4e000 0x0 0x1000>; + }; + + cpu_bpmp_rx: bpmp_shmem@4f000 { + compatible = "nvidia,tegra186-bpmp-shmem"; + reg = <0x0 0x4f000 0x0 0x1000>; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupt-parent = <&gic>; + }; +}; -- 2.9.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html