Re: [PATCH v4 2/8] ARM: dts: Specify clocks for UARTs on bcm11351

From: Christian Daudt
Date: Fri Dec 13 2013 - 02:57:02 EST


On Thu, Dec 5, 2013 at 11:20 AM, Tim Kryger <tim.kryger@xxxxxxxxxx> wrote:
> The frequency property in "snps,dw-apb-uart" entries are no longer
> required if the rate of the external clock can be determined using the
> clk api (see e302cd9 serial: 8250_dw: add support for clk api).
>
> This patch replaces the frequency property in the UART nodes of
> bcm11351.dtsi with references to the relevant clocks following the
> common clock binding.
>
> Signed-off-by: Tim Kryger <tim.kryger@xxxxxxxxxx>
> Reviewed-by: Markus Mayer <markus.mayer@xxxxxxxxxx>
> Reviewed-by: Matt Porter <matt.porter@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/bcm11351.dtsi | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi
> index eca6fbc..9b99c52 100644
> --- a/arch/arm/boot/dts/bcm11351.dtsi
> +++ b/arch/arm/boot/dts/bcm11351.dtsi
> @@ -43,7 +43,7 @@
> compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
> status = "disabled";
> reg = <0x3e000000 0x1000>;
> - clock-frequency = <13000000>;
> + clocks = <&uartb_clk>;
> interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
> reg-shift = <2>;
> reg-io-width = <4>;
> @@ -53,7 +53,7 @@
> compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
> status = "disabled";
> reg = <0x3e001000 0x1000>;
> - clock-frequency = <13000000>;
> + clocks = <&uartb2_clk>;
> interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
> reg-shift = <2>;
> reg-io-width = <4>;
> @@ -63,7 +63,7 @@
> compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
> status = "disabled";
> reg = <0x3e002000 0x1000>;
> - clock-frequency = <13000000>;
> + clocks = <&uartb3_clk>;
> interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
> reg-shift = <2>;
> reg-io-width = <4>;
> @@ -73,7 +73,7 @@
> compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
> status = "disabled";
> reg = <0x3e003000 0x1000>;
> - clock-frequency = <13000000>;
> + clocks = <&uartb4_clk>;
> interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
> reg-shift = <2>;
> reg-io-width = <4>;
> --
> 1.8.0.1
>
Reviewed-by: Christian Daudt <bcm@xxxxxxxxxxxxx>
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