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SubjectRe: [PATCH 1/3] dt-bindings: add the grf clock for dw-mipi-dsi
Date
Am Mittwoch, 15. März 2017, 17:55:23 CET schrieb Chris Zhong:
> Hi Heiko
>
> On 03/15/2017 05:03 PM, Heiko Stübner wrote:
> > Am Mittwoch, 15. März 2017, 16:42:30 CET schrieb Chris Zhong:
> >> For RK3399, the grf clock should be controlled by dw-mipi-dsi driver,
> >> add the description for this clock.
> >>
> >> Signed-off-by: Chris Zhong <zyw@rock-chips.com>
> >> ---
> >>
> >> .../devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
> >> | 2
> >>
> >> +- 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git
> >> a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip
> >> .t
> >> xt
> >> b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip
> >> .t
> >> xt index 188f6f7..7e17a60 100644
> >> ---
> >> a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip
> >> .t
> >> xt +++
> >> b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip
> >> .t
> >>
> >> xt @@ -10,7 +10,7 @@ Required properties:
> >> - interrupts: Represent the controller's interrupt to the CPU(s).
> >> - clocks, clock-names: Phandles to the controller's pll reference
> >>
> >> clock(ref) and APB clock(pclk). For RK3399, a phy config clock
> >>
> >> - (phy_cfg) is additional required. As described in [1].
> >> + (phy_cfg) and a grf clock(grf) are additional required. As described
> >> in
> >> [1].
> >
> > your "grf" clock is optional, as it is not present on all socs (like the
> > rk3288) so should probably move to a separate section and not be in the
> > required properties
>
> For RK3399, the grf clock is required, according to the advice provided
> by rob[0],
> put it into "required properties " is better.
> [0] https://patchwork.kernel.org/patch/9220187/

ok, but it should probably be made clear, that this is rk3399-specific

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