On 6 September 2017 at 14:17, Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, Sep 06, 2017 at 01:01:32PM +0200, Jonas Gorski wrote:
>> Hi Greg,
>>
>> On 2 August 2017 at 11:34, Jonas Gorski <jonas.gorski@xxxxxxxxx> wrote:
>> > Codify using a named clock for the refclk of the uart. This makes it
>> > easier if we might need to add a gating clock (like present on the
>> > BCM6345).
>> >
>> > Signed-off-by: Jonas Gorski <jonas.gorski@xxxxxxxxx>
>>
>> Could I please get a (N)Ack so Ralf can add this patch to his tree?
>>
>>
>> Regards
>> Jonas
>>
>>
>> > ---
>> > Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt | 6 ++++++
>> > drivers/tty/serial/bcm63xx_uart.c | 6 ++++--
>> > 2 files changed, 10 insertions(+), 2 deletions(-)
>> >
>> > diff --git a/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt
>> > index 5c52e5eef16d..8b2b0460259a 100644
>> > --- a/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt
>> > +++ b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt
>> > @@ -11,6 +11,11 @@ Required properties:
>> > - clocks: Clock driving the hardware; used to figure out the baud rate
>> > divisor.
>> >
>> > +
>> > +Optional properties:
>> > +
>> > +- clock-names: Should be "refclk".
>> > +
>> > Example:
>> >
>> > uart0: serial@14e00520 {
>> > @@ -19,6 +24,7 @@ Example:
>> > interrupt-parent = <&periph_intc>;
>> > interrupts = <2>;
>> > clocks = <&periph_clk>;
>> > + clock-names = "refclk";
>> > };
>> >
>> > clocks {
>
> I don't ack devtree changes :)
>
>> > diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c
>> > index a2b9376ec861..f227eff28d3a 100644
>> > --- a/drivers/tty/serial/bcm63xx_uart.c
>> > +++ b/drivers/tty/serial/bcm63xx_uart.c
>> > @@ -841,8 +841,10 @@ static int bcm_uart_probe(struct platform_device *pdev)
>> > if (!res_irq)
>> > return -ENODEV;
>> >
>> > - clk = pdev->dev.of_node ? of_clk_get(pdev->dev.of_node, 0) :
>> > - clk_get(&pdev->dev, "refclk");
>> > + clk = clk_get(&pdev->dev, "refclk");
>> > + if (IS_ERR(clk) && pdev->dev.of_node)
>> > + clk = of_clk_get(pdev->dev.of_node, 0);
>> > +
>> > if (IS_ERR(clk))
>> > return -ENODEV;
>> >
>
> This part is fine with me:
That's all I wanted :)
>
> Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Thank you!
Jonas
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