diff options
author | Eric Anholt <eric@anholt.net> | 2018-04-30 11:10:57 -0700 |
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committer | Eric Anholt <eric@anholt.net> | 2018-05-03 15:20:09 -0700 |
commit | 4000626f204d00f601dca7e9d9b8a793b07da4ad (patch) | |
tree | 1cd8c30f69c5ed02c8957834accf93d751d6bc68 /Documentation/devicetree/bindings/gpu | |
parent | 4c70ac7639f6af6d7c2d01f0307665a4b9afada7 (diff) | |
download | linux-4000626f204d00f601dca7e9d9b8a793b07da4ad.tar.bz2 |
dt-bindings: Add a new binding for Broadcom V3D 3.x and newer GPUs.
These OpenGL ES GPUs are present in the 7268 and 7278 set top box
chips.
v2: no changes
v3: move to gpu/, fix typo
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20180430181058.30181-2-eric@anholt.net
Reviewed-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/gpu')
-rw-r--r-- | Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.txt b/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.txt new file mode 100644 index 000000000000..c907aa8dd755 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.txt @@ -0,0 +1,28 @@ +Broadcom V3D GPU + +Only the Broadcom V3D 3.x and newer GPUs are covered by this binding. +For V3D 2.x, see brcm,bcm-vc4.txt. + +Required properties: +- compatible: Should be "brcm,7268-v3d" or "brcm,7278-v3d" +- reg: Physical base addresses and lengths of the register areas +- reg-names: Names for the register areas. The "hub", "bridge", and "core0" + register areas are always required. The "gca" register area + is required if the GCA cache controller is present. +- interrupts: The interrupt numbers. The first interrupt is for the hub, + while the following interrupts are for the cores. + See bindings/interrupt-controller/interrupts.txt + +Optional properties: +- clocks: The core clock the unit runs on + +v3d { + compatible = "brcm,7268-v3d"; + reg = <0xf1204000 0x100>, + <0xf1200000 0x4000>, + <0xf1208000 0x4000>, + <0xf1204100 0x100>; + reg-names = "bridge", "hub", "core0", "gca"; + interrupts = <0 78 4>, + <0 77 4>; +}; |