diff options
author | Emil Renner Berthing <kernel@esmil.dk> | 2021-11-20 19:12:49 +0300 |
---|---|---|
committer | jianlong.huang <jianlong.huang@starfivetech.com> | 2022-04-21 03:26:13 +0300 |
commit | f59325afe9e4b12e2ed593edcf68ef8f1b8b420b (patch) | |
tree | 0d99a5ca132713258a6feac6686694dcd7bf1748 | |
parent | 856973cdc3dae9d5b6e5dd2176d0aaa998fea21f (diff) | |
download | linux-f59325afe9e4b12e2ed593edcf68ef8f1b8b420b.tar.xz |
clk: starfive: jh7100: Support more clock types
Unlike the system clocks there are audio clocks that combine both
multiplexer/divider and gate/multiplexer/divider, so add support for
that.
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
-rw-r--r-- | drivers/clk/starfive/clk-starfive-jh7100.c | 26 | ||||
-rw-r--r-- | drivers/clk/starfive/clk-starfive-jh7100.h | 15 |
2 files changed, 41 insertions, 0 deletions
diff --git a/drivers/clk/starfive/clk-starfive-jh7100.c b/drivers/clk/starfive/clk-starfive-jh7100.c index e3cdc3bd6f0f..19c3e72cd8bd 100644 --- a/drivers/clk/starfive/clk-starfive-jh7100.c +++ b/drivers/clk/starfive/clk-starfive-jh7100.c @@ -484,6 +484,27 @@ static const struct clk_ops jh7100_clk_gmux_ops = { .debug_init = jh7100_clk_debug_init, }; +static const struct clk_ops jh7100_clk_mdiv_ops = { + .recalc_rate = jh7100_clk_recalc_rate, + .determine_rate = jh7100_clk_determine_rate, + .get_parent = jh7100_clk_get_parent, + .set_parent = jh7100_clk_set_parent, + .set_rate = jh7100_clk_set_rate, + .debug_init = jh7100_clk_debug_init, +}; + +static const struct clk_ops jh7100_clk_gmd_ops = { + .enable = jh7100_clk_enable, + .disable = jh7100_clk_disable, + .is_enabled = jh7100_clk_is_enabled, + .recalc_rate = jh7100_clk_recalc_rate, + .determine_rate = jh7100_clk_determine_rate, + .get_parent = jh7100_clk_get_parent, + .set_parent = jh7100_clk_set_parent, + .set_rate = jh7100_clk_set_rate, + .debug_init = jh7100_clk_debug_init, +}; + static const struct clk_ops jh7100_clk_inv_ops = { .get_phase = jh7100_clk_get_phase, .set_phase = jh7100_clk_set_phase, @@ -493,6 +514,11 @@ static const struct clk_ops jh7100_clk_inv_ops = { const struct clk_ops *starfive_jh7100_clk_ops(u32 max) { if (max & JH7100_CLK_DIV_MASK) { + if (max & JH7100_CLK_MUX_MASK) { + if (max & JH7100_CLK_ENABLE) + return &jh7100_clk_gmd_ops; + return &jh7100_clk_mdiv_ops; + } if (max & JH7100_CLK_ENABLE) return &jh7100_clk_gdiv_ops; return &jh7100_clk_div_ops; diff --git a/drivers/clk/starfive/clk-starfive-jh7100.h b/drivers/clk/starfive/clk-starfive-jh7100.h index f7e638a5b003..5c9812c58392 100644 --- a/drivers/clk/starfive/clk-starfive-jh7100.h +++ b/drivers/clk/starfive/clk-starfive-jh7100.h @@ -76,6 +76,21 @@ struct jh7100_clk_data { .parents = { __VA_ARGS__ }, \ } +#define JH7100_MDIV(_idx, _name, _max, _nparents, ...) [_idx] = { \ + .name = _name, \ + .flags = 0, \ + .max = (((_nparents) - 1) << JH7100_CLK_MUX_SHIFT) | (_max), \ + .parents = { __VA_ARGS__ }, \ +} + +#define JH7100__GMD(_idx, _name, _flags, _max, _nparents, ...) [_idx] = { \ + .name = _name, \ + .flags = _flags, \ + .max = JH7100_CLK_ENABLE | \ + (((_nparents) - 1) << JH7100_CLK_MUX_SHIFT) | (_max), \ + .parents = { __VA_ARGS__ }, \ +} + #define JH7100__INV(_idx, _name, _parent) [_idx] = { \ .name = _name, \ .flags = CLK_SET_RATE_PARENT, \ |