Re: [PATCH v4 1/3] drm/vc4: Turn the V3D clock on at runtime.

From: Rob Herring
Date: Mon May 01 2017 - 19:00:27 EST


On Fri, Apr 28, 2017 at 5:42 PM, Eric Anholt <eric@xxxxxxxxxx> 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.
> v4: Drop clk-names (feedback by Rob Herring)
>
> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
> ---
> .../devicetree/bindings/display/brcm,bcm-vc4.txt | 3 +++
> drivers/gpu/drm/vc4/vc4_drv.h | 1 +
> drivers/gpu/drm/vc4/vc4_v3d.c | 31 +++++++++++++++++++++-
> 3 files changed, 34 insertions(+), 1 deletion(-)

Acked-by: Rob Herring <robh@xxxxxxxxxx>