Hi Tomasz, On Thursday, 14 February 2013, Tomasz Figa <tomasz.f...@gmail.com> wrote: > Hi Sachin, > > On Wednesday 06 of February 2013 17:21:17 Sachin Kamat wrote: >> Added documentaion about G2D bindings. >> >> Signed-off-by: Sachin Kamat <sachin.ka...@linaro.org> >> --- >> .../devicetree/bindings/gpu/samsung-g2d.txt | 30 >> ++++++++++++++++++++ 1 files changed, 30 insertions(+), 0 deletions(-) >> create mode 100644 >> Documentation/devicetree/bindings/gpu/samsung-g2d.txt >> >> diff --git a/Documentation/devicetree/bindings/gpu/samsung-g2d.txt >> b/Documentation/devicetree/bindings/gpu/samsung-g2d.txt new file mode >> 100644 >> index 0000000..838b26b >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/gpu/samsung-g2d.txt >> @@ -0,0 +1,30 @@ >> +* Samsung 2D Graphics Accelerator >> + >> +Samsung FIMG2D is a 2D graphics accelerator which supports Bit Block >> Transfer. +We set the drawing-context registers for configuring the >> rendering parameters +and then start rendering. >> +The G2D has V4L2 as well as DRM framework based driver support. >> + >> +Required properties: >> + - compatible : value should be one among the following >> + (a) "samsung,s5pv210-g2d" for G2D IP present in S5PV210 & Exynos4210 >> SoC + (b) "samsung,exynos4212-g2d" for G2D IP present in Exynos4x12 >> SoCs + (b) "samsung,exynos5250-g2d" for G2D IP present in Exynos5250 >> SoC + >> + - reg : Physical base address of the IP registers and length of >> memory + mapped region. >> + >> + - interrupts : G2D interrupt number to the CPU. >> + >> +Optional properties: >> + - samsung,power-domain : power-domain property defined with a phandle >> + to respective power domain. > > I'm not sure if samsung,power-domain should be mentioned in this > documentation file. The driver itself does not use this property.
Oh ok. I will check this again and remove if unnecessary. > > Otherwise looks fine. > > Best regards, > Tomasz > >> + >> +Example: >> + g2d@12800000 { >> + compatible = "samsung,s5pv210-g2d"; >> + reg = <0x12800000 0x1000>; >> + interrupts = <0 89 0>; >> + samsung,power-domain = <&pd_lcd0>; >> + status = "disabled"; >> + }; > -- > To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- With warm regards, Sachin
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