Messages in this thread | | | Date | Fri, 21 Mar 2014 13:13:20 +0100 | From | Sebastian Hesselbarth <> | Subject | Re: [PATCH 4/5] ARM: berlin/dt: add cpupll and syspll support to BG2CD |
| |
On 03/21/2014 12:43 PM, Alexandre Belloni wrote: > This also moves the clocks from the clocks container node to the root.
Please leave a word on the original intention of the patch here, too.
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> > --- > arch/arm/boot/dts/berlin2cd.dtsi | 56 ++++++++++++++++++++++++++++------------ > 1 file changed, 39 insertions(+), 17 deletions(-) > > diff --git a/arch/arm/boot/dts/berlin2cd.dtsi b/arch/arm/boot/dts/berlin2cd.dtsi > index 094968c27533..c84013c1597c 100644 > --- a/arch/arm/boot/dts/berlin2cd.dtsi > +++ b/arch/arm/boot/dts/berlin2cd.dtsi > @@ -30,24 +30,46 @@ > }; > }; > > - clocks { > - smclk: sysmgr-clock { > - compatible = "fixed-clock"; > - #clock-cells = <0>; > - clock-frequency = <25000000>; > - }; > + smclk: sysmgr-clock { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <25000000>; > + }; > > - cfgclk: cfg-clock { > - compatible = "fixed-clock"; > - #clock-cells = <0>; > - clock-frequency = <75000000>; > - }; > + cfgclk: cfg-clock { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <75000000>; > + }; > > - sysclk: system-clock { > - compatible = "fixed-clock"; > - #clock-cells = <0>; > - clock-frequency = <300000000>; > - }; > + syspll: syspll {
syspll: pll@ea0014 and sort it in SoC nodes.
> + compatible = "marvell,berlin2-pll"; > + clocks = <&smclk>; > + #clock-cells = <0>; > + reg = <0xf7ea0014 8>; > + }; > + > + cpupll: cpupll {
ditto.
> + compatible = "marvell,berlin2-pll"; > + clocks = <&smclk>; > + #clock-cells = <0>; > + reg = <0xf7ea003c 8>; > + }; > + > + cpuclk: cpu-clock { > + compatible = "fixed-factor-clock"; > + clocks = <&cpupll>; > + #clock-cells = <0>; > + clock-div = <1>; > + clock-mult = <1>;
Same comment about cpuclk to cpupll relation.
> + }; > + > + twdclk: twdclk { > + compatible = "fixed-factor-clock"; > + #clock-cells = <0>; > + clocks = <&cpuclk>; > + clock-mult = <1>; > + clock-div = <3>; > }; > > soc { > @@ -76,7 +98,7 @@ > compatible = "arm,cortex-a9-twd-timer"; > reg = <0xad0600 0x20>; > interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>; > - clocks = <&sysclk>; > + clocks = <&twdclk>; > }; > > apb@e80000 { >
| |