[PATCH v1] fsi: run clock at 100MHz

Eddie James eajames at linux.ibm.com
Tue Jan 9 03:39:35 AEDT 2024


On 12/14/23 11:10, Lakshmi Yadlapati wrote:
> Adjust FSI speed to 100MHz for improved stability and optimized
> data transmission.


Reviewed-by: Eddie James <eajames at linux.ibm.com>


>
> Signed-off-by: Lakshmi Yadlapati <lakshmiy at us.ibm.com>
> ---
>   drivers/fsi/fsi-master-aspeed.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c
> index f0a19cd451a0..b065e1bb9054 100644
> --- a/drivers/fsi/fsi-master-aspeed.c
> +++ b/drivers/fsi/fsi-master-aspeed.c
> @@ -87,7 +87,7 @@ static const u32 fsi_base = 0xa0000000;
>   #define FSI_LINK_ENABLE_SETUP_TIME	10	/* in mS */
>   
>   /* Run the bus at maximum speed by default */
> -#define FSI_DIVISOR_DEFAULT            1
> +#define FSI_DIVISOR_DEFAULT            2
>   #define FSI_DIVISOR_CABLED             2
>   static u16 aspeed_fsi_divisor = FSI_DIVISOR_DEFAULT;
>   module_param_named(bus_div,aspeed_fsi_divisor, ushort, 0);


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