Rob Herring <robh@xxxxxxxxxx> writes: > On Mon, Apr 24, 2017 at 01:12:09PM -0700, Eric Anholt wrote: >> For the Raspberry Pi's bindings, the power domain also implicitly >> turns on the clock and deasserts reset, but for the new Cygnus port we >> start representing the clock in the devicetree. >> >> v2: Document the clock-names property, check for -ENOENT for no clock >> in DT. >> v3: Drop NULL checks around clk calls which embed NULL checks. >> >> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx> >> --- >> .../devicetree/bindings/display/brcm,bcm-vc4.txt | 4 +++ >> drivers/gpu/drm/vc4/vc4_drv.h | 1 + >> drivers/gpu/drm/vc4/vc4_v3d.c | 31 +++++++++++++++++++++- >> 3 files changed, 35 insertions(+), 1 deletion(-) >> >> diff --git a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt >> index ca02d3e4db91..2318266f6481 100644 >> --- a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt >> +++ b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt >> @@ -59,6 +59,10 @@ Required properties for V3D: >> - interrupts: The interrupt number >> See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt >> >> +Optional properties for V3D: >> +- clocks: The clock the unit runs on >> +- clock-names: Must be "v3d_clk" > > clock-names is pointless for a single clock. I thought the "-names" was the current style of future-proofing against finding another clock to put in the list. If I drop it, is the DT change acked?
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