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author | Sascha Hauer <s.hauer@pengutronix.de> | 2016-06-13 07:31:46 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2016-06-13 12:43:53 +0200 |
commit | 86186c232241b607f84cc266a6cda49160f44948 (patch) | |
tree | 286a87dae7f2d8c3eda5b8551fc9b5f4db726c45 /dts/Bindings/gpu | |
parent | 0cf29e11efa66ad4515c9391303406c725be2c7a (diff) | |
download | barebox-86186c232241b607f84cc266a6cda49160f44948.tar.gz barebox-86186c232241b607f84cc266a6cda49160f44948.tar.xz |
dts: update to v4.7-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/gpu')
-rw-r--r-- | dts/Bindings/gpu/nvidia,gk20a.txt | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/dts/Bindings/gpu/nvidia,gk20a.txt b/dts/Bindings/gpu/nvidia,gk20a.txt index 23bfe8e1f7..ff3db65e50 100644 --- a/dts/Bindings/gpu/nvidia,gk20a.txt +++ b/dts/Bindings/gpu/nvidia,gk20a.txt @@ -1,9 +1,10 @@ -NVIDIA GK20A Graphics Processing Unit +NVIDIA Tegra Graphics Processing Units Required properties: -- compatible: "nvidia,<chip>-<gpu>" +- compatible: "nvidia,<gpu>" Currently recognized values: - - nvidia,tegra124-gk20a + - nvidia,gk20a + - nvidia,gm20b - reg: Physical base address and length of the controller's registers. Must contain two entries: - first entry for bar0 @@ -19,14 +20,20 @@ Required properties: - clock-names: Must include the following entries: - gpu - pwr +If the compatible string is "nvidia,gm20b", then the following clock +is also required: + - ref - resets: Must contain an entry for each entry in reset-names. See ../reset/reset.txt for details. - reset-names: Must include the following entries: - gpu -Example: +Optional properties: +- iommus: A reference to the IOMMU. See ../iommu/iommu.txt for details. - gpu@0,57000000 { +Example for GK20A: + + gpu@57000000 { compatible = "nvidia,gk20a"; reg = <0x0 0x57000000 0x0 0x01000000>, <0x0 0x58000000 0x0 0x01000000>; @@ -39,5 +46,25 @@ Example: clock-names = "gpu", "pwr"; resets = <&tegra_car 184>; reset-names = "gpu"; + iommus = <&mc TEGRA_SWGROUP_GPU>; + status = "disabled"; + }; + +Example for GM20B: + + gpu@57000000 { + compatible = "nvidia,gm20b"; + reg = <0x0 0x57000000 0x0 0x01000000>, + <0x0 0x58000000 0x0 0x01000000>; + interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "stall", "nonstall"; + clocks = <&tegra_car TEGRA210_CLK_GPU>, + <&tegra_car TEGRA210_CLK_PLL_P_OUT5>, + <&tegra_car TEGRA210_CLK_PLL_G_REF>; + clock-names = "gpu", "pwr", "ref"; + resets = <&tegra_car 184>; + reset-names = "gpu"; + iommus = <&mc TEGRA_SWGROUP_GPU>; status = "disabled"; }; |