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ARC: [plat-axs10x]: use pgu pll instead of fixed clock 

Use PLL driver instead of fixed-clock for PGU pixel clock.
That allows us to support wider range of graphic modes.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Eugeniy Paltsev 2019-11-19 16:22:14 +03:00 committed by Vineet Gupta
parent f091d5a426
commit 93c53f2397
2 changed files with 12 additions and 5 deletions
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6
arch/arc/boot/dts/axc001.dtsi
View File

@ -28,6 +28,12 @@ core_clk: core_clk {
clock-frequency = <750000000>;
};
input_clk: input-clk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <33333333>;
};
core_intc: arc700-intc@cpu {
compatible = "snps,arc700-intc";
interrupt-controller;

11
arch/arc/boot/dts/axs10x_mb.dtsi
View File

@ -61,12 +61,13 @@ mmcclk: mmcclk {
clock-frequency = <25000000>;
#clock-cells = <0>;
};
};
pguclk: pguclk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <74250000>;
};
pguclk: pguclk@10080 {
compatible = "snps,axs10x-pgu-pll-clock";
reg = <0x10080 0x10>, <0x110 0x10>;
#clock-cells = <0>;
clocks = <&input_clk>;
};
gmac: ethernet@18000 {