[PATCH u-boot-marvell 1/1] clk: armada-37xx-periph: fix DDR PHY clock divider values
Stefan Roese
sr at denx.de
Wed Apr 15 08:37:09 CEST 2020
On 15.04.20 00:59, Marek Behún wrote:
> Register value table for DDR PHY clock divider are wrong. They should be
> 0 or 1 for divide-by-2 or divide-by-4, respectively. Not 1 or 2. Current
> values do not make sense, since 2 cannot be achieved, because the
> register is only 1 bit long (mask is set to 1).
>
> This fixes clk dump reporting DDR PHY clock rate differently from Linux.
>
> Signed-off-by: Marek Behún <marek.behun at nic.cz>
Reviewed-by: Stefan Roese <sr at denx.de>
Thanks,
Stefan
> ---
> drivers/clk/mvebu/armada-37xx-periph.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c
> index 068e48ea04..855f979b4f 100644
> --- a/drivers/clk/mvebu/armada-37xx-periph.c
> +++ b/drivers/clk/mvebu/armada-37xx-periph.c
> @@ -89,8 +89,8 @@ static const struct clk_div_table div_table1[] = {
> };
>
> static const struct clk_div_table div_table2[] = {
> - { 2, 1 },
> - { 4, 2 },
> + { 2, 0 },
> + { 4, 1 },
> { 0, 0 },
> };
>
>
Viele Grüße,
Stefan
--
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