diff options
| author | Peng Fan <peng.fan@nxp.com> | 2019-10-22 03:29:51 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-11-05 10:27:18 +0100 |
| commit | ddf66d2159e0cd7486c70a0983cd321798f72d55 (patch) | |
| tree | 7e1defb65730abf2aa92e3cbea8092432e79f03b /drivers/clk/imx | |
| parent | 3bdd5587378cb7b456476e73d17c74a1852e0a8f (diff) | |
| download | u-boot-ddf66d2159e0cd7486c70a0983cd321798f72d55.zip u-boot-ddf66d2159e0cd7486c70a0983cd321798f72d55.tar.gz u-boot-ddf66d2159e0cd7486c70a0983cd321798f72d55.tar.bz2 | |
clk: imx: imx8mm: add set_parent callback
Add set_parent callback, then assigned-clock-parents in dts could
be work.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Diffstat (limited to 'drivers/clk/imx')
| -rw-r--r-- | drivers/clk/imx/clk-imx8mm.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 4911345..091b092 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -175,11 +175,30 @@ static int imx8mm_clk_enable(struct clk *clk) return __imx8mm_clk_enable(clk, 1); } +static int imx8mm_clk_set_parent(struct clk *clk, struct clk *parent) +{ + struct clk *c, *cp; + int ret; + + debug("%s(#%lu), parent: %lu\n", __func__, clk->id, parent->id); + + ret = clk_get_by_id(clk->id, &c); + if (ret) + return ret; + + ret = clk_get_by_id(parent->id, &cp); + if (ret) + return ret; + + return clk_set_parent(c, cp); +} + static struct clk_ops imx8mm_clk_ops = { .set_rate = imx8mm_clk_set_rate, .get_rate = imx8mm_clk_get_rate, .enable = imx8mm_clk_enable, .disable = imx8mm_clk_disable, + .set_parent = imx8mm_clk_set_parent, }; static int imx8mm_clk_probe(struct udevice *dev) |