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SubjectRe: [PATCH v2 3/3] ARM: dts: bcm5301x: Add I2C support to the DT
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On 03/02/2017 04:21 PM, Jon Mason wrote:
> From: Jon Mason <jonmason@broadcom.com>
>
> Add I2C support to the bcm5301x Device Tree. Since no driver changes
> are needed to enable this hardware, only the device tree changes are
> required to make this functional.
>
> Signed-off-by: Jon Mason <jonmason@broadcom.com>
> ---
> arch/arm/boot/dts/bcm5301x.dtsi | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
> index 4e3fbce..2a343f2 100644
> --- a/arch/arm/boot/dts/bcm5301x.dtsi
> +++ b/arch/arm/boot/dts/bcm5301x.dtsi
> @@ -338,6 +338,15 @@
> };
> };
>
> + i2c0: i2c@18009000 {
> + compatible = "brcm,iproc-i2c";
> + reg = <0x18009000 0x50>;
> + interrupts = <GIC_SPI 121 IRQ_TYPE_NONE>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clock-frequency = <100000>;

Should not this have a:
status = "disabled"

property by default such that boards can override this by phandle when
there are actual I2C devices available?

> + };
> +
> lcpll0: lcpll0@1800c100 {
> #clock-cells = <1>;
> compatible = "brcm,nsp-lcpll0";
>

--
Florian

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