diff options
| author | Maxime Ripard | 2016-10-14 12:08:19 +0200 |
|---|---|---|
| committer | Maxime Ripard | 2017-01-23 11:45:01 +0100 |
| commit | 0c3c8e135897eb8e896a0bb82a5aff6c9bc158cc (patch) | |
| tree | 1ee8199653ceeccb7954da33a2b36d740f12269b /drivers/clk/sunxi-ng/ccu_nkmp.c | |
| parent | clk: sunxi-ng: mult: Fix minimum in round rate (diff) | |
| download | kernel-qcow2-linux-0c3c8e135897eb8e896a0bb82a5aff6c9bc158cc.tar.gz kernel-qcow2-linux-0c3c8e135897eb8e896a0bb82a5aff6c9bc158cc.tar.xz kernel-qcow2-linux-0c3c8e135897eb8e896a0bb82a5aff6c9bc158cc.zip | |
clk: sunxi-ng: Implement multiplier maximum
Some multipliers have a maximum rate that is lower than what the register
width allows to. Add a field in the multiplier structure to allow CCU
driver to set that maximum.
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'drivers/clk/sunxi-ng/ccu_nkmp.c')
| -rw-r--r-- | drivers/clk/sunxi-ng/ccu_nkmp.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c index da2bba02b845..a2b40a000157 100644 --- a/drivers/clk/sunxi-ng/ccu_nkmp.c +++ b/drivers/clk/sunxi-ng/ccu_nkmp.c @@ -117,9 +117,9 @@ static long ccu_nkmp_round_rate(struct clk_hw *hw, unsigned long rate, struct _ccu_nkmp _nkmp; _nkmp.min_n = nkmp->n.min; - _nkmp.max_n = 1 << nkmp->n.width; + _nkmp.max_n = nkmp->n.max ?: 1 << nkmp->n.width; _nkmp.min_k = nkmp->k.min; - _nkmp.max_k = 1 << nkmp->k.width; + _nkmp.max_k = nkmp->k.max ?: 1 << nkmp->k.width; _nkmp.min_m = 1; _nkmp.max_m = nkmp->m.max ?: 1 << nkmp->m.width; _nkmp.min_p = 1; @@ -139,9 +139,9 @@ static int ccu_nkmp_set_rate(struct clk_hw *hw, unsigned long rate, u32 reg; _nkmp.min_n = 1; - _nkmp.max_n = 1 << nkmp->n.width; + _nkmp.max_n = nkmp->n.max ?: 1 << nkmp->n.width; _nkmp.min_k = 1; - _nkmp.max_k = 1 << nkmp->k.width; + _nkmp.max_k = nkmp->k.max ?: 1 << nkmp->k.width; _nkmp.min_m = 1; _nkmp.max_m = nkmp->m.max ?: 1 << nkmp->m.width; _nkmp.min_p = 1; |