Am Dienstag, den 29.01.2019, 15:41 +0300 schrieb Eugeniy Paltsev:
> HSDK board has built-in Vivante GPU IP which works perfectly fine
> with Etnaviv driver, so let's use it.
>
> > Signed-off-by: Eugeniy Paltsev <eugeniy.palt...@synopsys.com>
> ---
> NOTE:
> * this patch has prerequisite:
> https://patchwork.kernel.org/patch/10766265/
>
> arch/arc/boot/dts/hsdk.dts | 6 ++++++
> arch/arc/configs/hsdk_defconfig | 2 +-
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
> index 43f17b51ee89..ef892994f024 100644
> --- a/arch/arc/boot/dts/hsdk.dts
> +++ b/arch/arc/boot/dts/hsdk.dts
> @@ -237,6 +237,12 @@
> > reg = <0>;
> > };
> > };
> +
> > > + gpu_3d: gpu@90000 {
> > + compatible = "vivante,gc";
> > + reg = <0x90000 0x4000>;
> + interrupts = <28>;
Really no clock inputs? While the driver does not enforce this due to
backward compatibility issues, the binding says that some of the clocks
are mandatory. So I would really like to see them hooked up here, even
if it's just fixed always-on clocks.
Regards,
Lucas
> + };
> > };
>
> > memory@80000000 {
> diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig
> index 87b23b7fb781..915e1cca31f8 100644
> --- a/arch/arc/configs/hsdk_defconfig
> +++ b/arch/arc/configs/hsdk_defconfig
> @@ -52,6 +52,7 @@ CONFIG_GPIO_DWAPB=y
> CONFIG_DRM=y
> # CONFIG_DRM_FBDEV_EMULATION is not set
> CONFIG_DRM_UDL=y
> +CONFIG_DRM_ETNAVIV=y
> CONFIG_FB=y
> CONFIG_FRAMEBUFFER_CONSOLE=y
> CONFIG_USB_EHCI_HCD=y
> @@ -63,7 +64,6 @@ CONFIG_MMC=y
> CONFIG_MMC_SDHCI=y
> CONFIG_MMC_SDHCI_PLTFM=y
> CONFIG_MMC_DW=y
> -# CONFIG_IOMMU_SUPPORT is not set
> CONFIG_EXT3_FS=y
> CONFIG_VFAT_FS=y
> CONFIG_TMPFS=y
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