| Message ID | 20191204174439.69934-7-giulio.benetti@benettiengineering.com |
|---|---|
| State | Changes Requested |
| Delegated to: | Stefano Babic |
| Headers | show |
| Series | Add i.MXRT family support | expand |
On Wed, 4 Dec 2019 18:44:25 +0100 Giulio Benetti <giulio.benetti@benettiengineering.com> wrote: > Add disable() support. > > Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com> > --- > drivers/clk/imx/clk-pllv3.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c > index d8cbe3dd4e..9b37cd9cd9 100644 > --- a/drivers/clk/imx/clk-pllv3.c > +++ b/drivers/clk/imx/clk-pllv3.c > @@ -54,9 +54,25 @@ static int clk_pllv3_generic_enable(struct clk > *clk) return 0; > } > > +static int clk_pllv3_generic_disable(struct clk *clk) > +{ > + struct clk_pllv3 *pll = to_clk_pllv3(clk); > + u32 val; > + > + val = readl(pll->base); > + if (pll->powerup_set) > + val &= ~pll->power_bit; > + else > + val |= pll->power_bit; > + writel(val, pll->base); > + > + return 0; > +} > + > static const struct clk_ops clk_pllv3_generic_ops = { > .get_rate = clk_pllv3_generic_get_rate, > .enable = clk_pllv3_generic_enable, > + .disable = clk_pllv3_generic_disable, > }; > > struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name, Reviewed-by: Lukasz Majewski <lukma@denx.de> Thanks for adding this code to U-Boot. Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c index d8cbe3dd4e..9b37cd9cd9 100644 --- a/drivers/clk/imx/clk-pllv3.c +++ b/drivers/clk/imx/clk-pllv3.c @@ -54,9 +54,25 @@ static int clk_pllv3_generic_enable(struct clk *clk) return 0; } +static int clk_pllv3_generic_disable(struct clk *clk) +{ + struct clk_pllv3 *pll = to_clk_pllv3(clk); + u32 val; + + val = readl(pll->base); + if (pll->powerup_set) + val &= ~pll->power_bit; + else + val |= pll->power_bit; + writel(val, pll->base); + + return 0; +} + static const struct clk_ops clk_pllv3_generic_ops = { .get_rate = clk_pllv3_generic_get_rate, .enable = clk_pllv3_generic_enable, + .disable = clk_pllv3_generic_disable, }; struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name,
Add disable() support. Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com> --- drivers/clk/imx/clk-pllv3.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)