Message ID | 20191022034714.27781-3-peng.fan@nxp.com |
---|---|
State | Accepted |
Commit | ddf66d2159e0cd7486c70a0983cd321798f72d55 |
Delegated to: | Stefano Babic |
Headers | show |
Series | imx: imx8mm-evk: support eth | expand |
On 22.10.19 05:29, Peng Fan wrote: > 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> > --- > drivers/clk/imx/clk-imx8mm.c | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c > index 4911345fd9..091b092bbb 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) >
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 4911345fd9..091b092bbb 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)
Add set_parent callback, then assigned-clock-parents in dts could be work. Signed-off-by: Peng Fan <peng.fan@nxp.com> --- drivers/clk/imx/clk-imx8mm.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)