diff options
| author | Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> | 2017-09-04 12:48:43 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2017-10-03 20:36:49 -0700 |
| commit | ef833eab1ddec06982ea620086b03d67ef4ddf9b (patch) | |
| tree | 6d96b27c0b4e90d107c7ecf5a0853364d01a9402 /arch/arc | |
| parent | 9583833e9e3628177661e815e5ce80dd3955d82f (diff) | |
| download | linux-ef833eab1ddec06982ea620086b03d67ef4ddf9b.tar.bz2 | |
ARC: [plat-hsdk] use actual clk driver to manage cpu clk
With corresponding clk driver now merged upstream, switch to it.
- core_clk now represent the PLL (vs. fixed clk before)
- input_clk represent the clk signal src for PLL (basically xtal)
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/boot/dts/hsdk.dts | 11 | ||||
| -rw-r--r-- | arch/arc/plat-hsdk/Kconfig | 3 |
2 files changed, 11 insertions, 3 deletions
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts index daeef4ab2df9..b922f3faf554 100644 --- a/arch/arc/boot/dts/hsdk.dts +++ b/arch/arc/boot/dts/hsdk.dts @@ -57,10 +57,10 @@ }; }; - core_clk: core-clk { + input_clk: input-clk { #clock-cells = <0>; compatible = "fixed-clock"; - clock-frequency = <500000000>; + clock-frequency = <33333333>; }; cpu_intc: cpu-interrupt-controller { @@ -102,6 +102,13 @@ ranges = <0x00000000 0xf0000000 0x10000000>; + core_clk: core-clk@0 { + compatible = "snps,hsdk-core-pll-clock"; + reg = <0x00 0x10>, <0x14B8 0x4>; + #clock-cells = <0>; + clocks = <&input_clk>; + }; + serial: serial@5000 { compatible = "snps,dw-apb-uart"; reg = <0x5000 0x100>; diff --git a/arch/arc/plat-hsdk/Kconfig b/arch/arc/plat-hsdk/Kconfig index 5a6ed5afb009..bd08de4be75e 100644 --- a/arch/arc/plat-hsdk/Kconfig +++ b/arch/arc/plat-hsdk/Kconfig @@ -6,4 +6,5 @@ # menuconfig ARC_SOC_HSDK - bool "ARC HS Development Kit SOC" + bool "ARC HS Development Kit SOC" + select CLK_HSDK |