Hi,
On Tue, Jul 26, 2016 at 03:04:27PM +0800, Chen-Yu Tsai wrote:
> Some clocks on the A31 have fixed pre-dividers on multiple parents.
> Add support for them.
>
> Signed-off-by: Chen-Yu Tsai <w...@csie.org>
> ---
> drivers/clk/sunxi-ng/ccu-sun8i-h3.c | 9 +++++----
> drivers/clk/sunxi-ng/ccu_mux.c | 6 ++++--
> drivers/clk/sunxi-ng/ccu_mux.h | 10 ++++++----
> 3 files changed, 15 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
> b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
> index 9af359544110..5f5c900c235b 100644
> --- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
> +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
> @@ -184,15 +184,16 @@ static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2",
> apb2_parents, 0x058,
> 0);
>
> static const char * const ahb2_parents[] = { "ahb1" , "pll-periph0" };
> +static const struct ccu_mux_fixed_prediv ahb2_fixed_predivs[] = {
> + { .index = 1, .div = 2},
> + { },
> +};
> static struct ccu_mux ahb2_clk = {
> .mux = {
> .shift = 0,
> .width = 1,
>
> - .fixed_prediv = {
> - .index = 1,
> - .div = 2,
> - },
> + .fixed_predivs = ahb2_fixed_predivs,I think I'd prefer to have the number of dividers too, instead of iterating until we find a 0 one. It's easier to iterate over it, the errors are easier to catch and it's consistent with the other arrays we give, for example for the parents. Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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