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ARC: [plat-hsdk]: Add support of Vivante GPU

Browse source 
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.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Eugeniy Paltsev 2019-05-21 20:54:39 +03:00 committed by Vineet Gupta
parent 780b35b6aa
commit b04700645d
2 changed files with 30 additions and 1 deletions
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29
arch/arc/boot/dts/hsdk.dts
View file

@ -167,6 +167,24 @@ mmcclk_biu: mmcclk-biu {
#clock-cells = <0>;
};
gpu_core_clk: gpu-core-clk {
compatible = "fixed-clock";
clock-frequency = <400000000>;
#clock-cells = <0>;
};
gpu_dma_clk: gpu-dma-clk {
compatible = "fixed-clock";
clock-frequency = <400000000>;
#clock-cells = <0>;
};
gpu_cfg_clk: gpu-cfg-clk {
compatible = "fixed-clock";
clock-frequency = <200000000>;
#clock-cells = <0>;
};
dmac_core_clk: dmac-core-clk {
compatible = "fixed-clock";
clock-frequency = <400000000>;
@ -264,6 +282,17 @@ gpio_port_a: gpio-controller@0 {
};
};
gpu_3d: gpu@90000 {
compatible = "vivante,gc";
reg = <0x90000 0x4000>;
clocks = <&gpu_dma_clk>,
<&gpu_cfg_clk>,
<&gpu_core_clk>,
<&gpu_core_clk>;
clock-names = "bus", "reg", "core", "shader";
interrupts = <28>;
};
dmac: dmac@80000 {
compatible = "snps,axi-dma-1.01a";
reg = <0x80000 0x400>;

2
arch/arc/configs/hsdk_defconfig
View file

@ -54,6 +54,7 @@ CONFIG_GPIO_SNPS_CREG=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
@ -65,7 +66,6 @@ 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