Re: [PATCH v2 2/2] clk: meson: axg: let mpll clocks round closest

From: Neil Armstrong
Date: Tue May 15 2018 - 13:41:36 EST


On 15/05/2018 18:36, Jerome Brunet wrote:
> Let the mpll dividers achieve the closest rate possible, even if
> it means rounding the requested rate up.
>
> This is done to improve the accuracy of the rates provided by these
> plls to the audio subsystem
>
> Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> ---
> drivers/clk/meson/axg.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/clk/meson/axg.c b/drivers/clk/meson/axg.c
> index 5f5d468c1efe..bd4dbc696b88 100644
> --- a/drivers/clk/meson/axg.c
> +++ b/drivers/clk/meson/axg.c
> @@ -461,6 +461,7 @@ static struct clk_regmap axg_mpll0_div = {
> .width = 1,
> },
> .lock = &meson_clk_lock,
> + .flags = CLK_MESON_MPLL_ROUND_CLOSEST,
> },
> .hw.init = &(struct clk_init_data){
> .name = "mpll0_div",
> @@ -507,6 +508,7 @@ static struct clk_regmap axg_mpll1_div = {
> .width = 1,
> },
> .lock = &meson_clk_lock,
> + .flags = CLK_MESON_MPLL_ROUND_CLOSEST,
> },
> .hw.init = &(struct clk_init_data){
> .name = "mpll1_div",
> @@ -553,6 +555,7 @@ static struct clk_regmap axg_mpll2_div = {
> .width = 1,
> },
> .lock = &meson_clk_lock,
> + .flags = CLK_MESON_MPLL_ROUND_CLOSEST,
> },
> .hw.init = &(struct clk_init_data){
> .name = "mpll2_div",
> @@ -599,6 +602,7 @@ static struct clk_regmap axg_mpll3_div = {
> .width = 1,
> },
> .lock = &meson_clk_lock,
> + .flags = CLK_MESON_MPLL_ROUND_CLOSEST,
> },
> .hw.init = &(struct clk_init_data){
> .name = "mpll3_div",
>

Acked-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>