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    Subject[RFC PATCH v3 6/6] arm64: tegra: Add Tegra VI CSI support in device tree
    Date
    Tegra210 contains VI controller for video input capture from MIPI
    CSI camera sensors and also supports built-in test pattern generator.

    CSI ports can be one-to-one mapped to VI channels for capturing from
    an external sensor or from built-in test pattern generator.

    This patch adds support for VI and CSI and enables them in Tegra210
    device tree.

    Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
    ---
    arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 10 +++++++
    arch/arm64/boot/dts/nvidia/tegra210.dtsi | 36 +++++++++++++++++++++++++-
    2 files changed, 45 insertions(+), 1 deletion(-)

    diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
    index b0095072bc28..f60957c8dd7f 100644
    --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
    +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
    @@ -10,6 +10,16 @@
    status = "okay";
    };

    + vi@54080000 {
    + status = "okay";
    +
    + avdd-dsi-csi-supply = <&vdd_dsi_csi>;
    +
    + csi@0x54080838 {
    + status = "okay";
    + };
    + };
    +
    sor@54580000 {
    status = "okay";

    diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
    index 48c63256ba7f..fd47f93e4f56 100644
    --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
    +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
    @@ -136,9 +136,43 @@

    vi@54080000 {
    compatible = "nvidia,tegra210-vi";
    - reg = <0x0 0x54080000 0x0 0x00040000>;
    + reg = <0x0 0x54080000 0x0 0x700>;
    interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
    status = "disabled";
    + assigned-clocks = <&tegra_car TEGRA210_CLK_VI>;
    + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>;
    +
    + clocks = <&tegra_car TEGRA210_CLK_VI>;
    + clock-names = "vi";
    + resets = <&tegra_car 20>;
    + reset-names = "vi";
    +
    + #address-cells = <2>;
    + #size-cells = <2>;
    +
    + ranges = <0x0 0x54080808 0x0 0x54080808 0x0 0x2000>;
    +
    + csi@0x54080838 {
    + compatible = "nvidia,tegra210-csi";
    + reg = <0x0 0x54080838 0x0 0x2000>;
    + status = "disabled";
    + assigned-clocks = <&tegra_car TEGRA210_CLK_CILAB>,
    + <&tegra_car TEGRA210_CLK_CILCD>,
    + <&tegra_car TEGRA210_CLK_CILE>;
    + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_P>,
    + <&tegra_car TEGRA210_CLK_PLL_P>,
    + <&tegra_car TEGRA210_CLK_PLL_P>;
    + assigned-clock-rates = <102000000>,
    + <102000000>,
    + <102000000>;
    +
    + clocks = <&tegra_car TEGRA210_CLK_CSI>,
    + <&tegra_car TEGRA210_CLK_CILAB>,
    + <&tegra_car TEGRA210_CLK_CILCD>,
    + <&tegra_car TEGRA210_CLK_CILE>;
    + clock-names = "csi", "cilab", "cilcd", "cile";
    + };
    +
    };

    tsec@54100000 {
    --
    2.7.4
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