On 14/02/2023 12:55, Dipen Patel wrote:
> Add GTE nodes for the tegra234. Also modify AON GTE nodes for the
> tegra194 to remove nvidia,slice property and add nvidia,gpio-controller
> propertyto specify AON GPIO controller node so that GTE driver can
> do namespace conversion between GPIO lines provided by the gpiolib
> framework and hardware timestamping engine subsystem.
>
> Signed-off-by: Dipen Patel <dipenp@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/nvidia/tegra194.dtsi | 3 +--
> arch/arm64/boot/dts/nvidia/tegra234.dtsi | 19 +++++++++++++++++++
> 2 files changed, 20 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
> index 4afcbd60e144..4c92850b1ec4 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
> @@ -1363,7 +1363,6 @@
> reg = <0x3aa0000 0x10000>;
> interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> nvidia,int-threshold = <1>;
> - nvidia,slices = <11>;
> #timestamp-cells = <1>;
> status = "okay";
> };
> @@ -1586,7 +1585,7 @@
> reg = <0xc1e0000 0x10000>;
> interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> nvidia,int-threshold = <1>;
> - nvidia,slices = <3>;
> + nvidia,gpio-controller = <&gpio_aon>;
> #timestamp-cells = <1>;
> status = "okay";
> };
> diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> index eaf05ee9acd1..4a87490c5fd4 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
> @@ -1086,6 +1086,15 @@
> clock-names = "fuse";
> };
>
> + hte_lic: hardware-timestamp@3aa0000 {
> + compatible = "nvidia,tegra234-gte-lic";
> + reg = <0x3aa0000 0x10000>;
> + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + nvidia,int-threshold = <1>;
> + #timestamp-cells = <1>;
> + status = "okay";
Why do you need status? It's okay by default.
> + };
> +
> hsp_top0: hsp@3c00000 {
> compatible = "nvidia,tegra234-hsp", "nvidia,tegra194-hsp";
> reg = <0x03c00000 0xa0000>;
> @@ -1603,6 +1612,16 @@
> #mbox-cells = <2>;
> };
>
> + hte_aon: hardware-timestamp@c1e0000 {
> + compatible = "nvidia,tegra234-gte-aon";
> + reg = <0xc1e0000 0x10000>;
> + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> + nvidia,int-threshold = <1>;
> + nvidia,gpio-controller = <&gpio_aon>;
> + #timestamp-cells = <1>;
> + status = "okay";
Also here
Best regards,
Krzysztof
