Re: [PATCH 08/10] MIPS: ralink: add rt2880 wmac clock

[Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>]

On 10/09/2014 03:53 AM, John Crispin wrote:

> Register the wireleass mac clock on rt2880. This is required by the wifi driver.

> Signed-off-by: John Crispin <blogic@xxxxxxxxxxx>
> ---
>   arch/mips/ralink/rt288x.c |    3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)

> diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
> index f87de1a..90e8934 100644
> --- a/arch/mips/ralink/rt288x.c
> +++ b/arch/mips/ralink/rt288x.c
> @@ -76,7 +76,7 @@ struct ralink_pinmux rt_gpio_pinmux = {
>
>   void __init ralink_clk_init(void)
>   {
> -	unsigned long cpu_rate;
> +	unsigned long cpu_rate, wmac_rate = 40000000;

   Why you need this variable at all?

>   	u32 t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
>   	t = ((t >> SYSTEM_CONFIG_CPUCLK_SHIFT) & SYSTEM_CONFIG_CPUCLK_MASK);
>
> @@ -101,6 +101,7 @@ void __init ralink_clk_init(void)
>   	ralink_clk_add("300500.uart", cpu_rate / 2);
>   	ralink_clk_add("300c00.uartlite", cpu_rate / 2);
>   	ralink_clk_add("400000.ethernet", cpu_rate / 2);
> +	ralink_clk_add("480000.wmac", wmac_rate);
>   }

WBR, Sergei