Re: [PATCH v2 10/11] ARM: at91/dt: move at91sam9rl SoC to the new slow/main clock models

Alexandre Belloni
2014-03-24T09:27:21Z

On 24/03/2014 at 09:27:22 +0100, Boris BREZILLON wrote :
> Move at91sam9rl SoC to the new main/slow clock model.
>
> Signed-off-by: Boris BREZILLON <b.brezillon.dev@gmail.com>

Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

> ---
> arch/arm/boot/dts/at91sam9rl.dtsi | 47 +++++++++++++++++++++++++++++++------
> 1 file changed, 40 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
> index 63e1784..56220d8 100644
> --- a/arch/arm/boot/dts/at91sam9rl.dtsi
> +++ b/arch/arm/boot/dts/at91sam9rl.dtsi
> @@ -48,6 +48,20 @@
> reg = <0x20000000 0x04000000>;
> };
>
> + clocks {
> + slow_xtal: slow_xtal {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <0>;
> + };
> +
> + main_xtal: main_xtal {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <0>;
> + };
> + };
> +
> ahb {
> compatible = "simple-bus";
> #address-cells = <1>;
> @@ -548,17 +562,11 @@
> #size-cells = <0>;
> #interrupt-cells = <1>;
>
> - clk32k: slck {
> - compatible = "fixed-clock";
> - #clock-cells = <0>;
> - clock-frequency = <32768>;
> - };
> -
> main: mainck {
> compatible = "atmel,at91rm9200-clk-main";
> #clock-cells = <0>;
> interrupts-extended = <&pmc AT91_PMC_MOSCS>;
> - clocks = <&clk32k>;
> + clocks = <&main_xtal>;
> };
>
> plla: pllack {
> @@ -769,6 +777,31 @@
> interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
> status = "disabled";
> };
> +
> + sckc@fffffd50 {
> + compatible = "atmel,at91sam9x5-sckc";
> +
> + slow_osc: slow_osc {
> + compatible = "atmel,at91sam9x5-clk-slow-osc";
> + #clock-cells = <0>;
> + atmel,startup-time-usec = <1200000>;
> + clocks = <&slow_xtal>;
> + };
> +
> + slow_rc_osc: slow_rc_osc {
> + compatible = "atmel,at91sam9x5-clk-slow-rc-osc";
> + #clock-cells = <0>;
> + atmel,startup-time-usec = <75>;
> + clock-frequency = <32768>;
> + clock-accuracy = <50000000>;
> + };
> +
> + clk32k: slck {
> + compatible = "atmel,at91sam9x5-clk-slow";
> + #clock-cells = <0>;
> + clocks = <&slow_rc_osc &slow_osc>;
> + };
> + };
> };
> };
>
> --
> 1.7.9.5
>

--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering