Message ID | 20180530182744.27611-1-jagan@amarulasolutions.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Wed, May 30, 2018 at 11:57:44PM +0530, Jagan Teki wrote: > From: Michael Trimarchi <michael@amarulasolutions.com> > > clk-gate core will take bit_idx through clk_register_gate > and then do clk_gate_ops by using BIT(bit_idx), but rtc-sun6i > is passing bit_idx as BIT(bit_idx) it becomes BIT(BIT(bit_idx) > which is wrong and eventually external gate clock is not enabling. > > This patch fixed by passing bit index and the original change > introduced from below commit. > "rtc: sun6i: Add support for the external oscillator gate" > (sha1: 17ecd246414b3a0fe0cb248c86977a8bda465b7b) > > Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> > Fixes: 17ecd246414b ("rtc: sun6i: Add support for the external oscillator gate") > Cc: stable@vger.kernel.org > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com> Maxime
On 30/05/2018 23:57:44+0530, Jagan Teki wrote: > From: Michael Trimarchi <michael@amarulasolutions.com> > > clk-gate core will take bit_idx through clk_register_gate > and then do clk_gate_ops by using BIT(bit_idx), but rtc-sun6i > is passing bit_idx as BIT(bit_idx) it becomes BIT(BIT(bit_idx) > which is wrong and eventually external gate clock is not enabling. > > This patch fixed by passing bit index and the original change > introduced from below commit. > "rtc: sun6i: Add support for the external oscillator gate" > (sha1: 17ecd246414b3a0fe0cb248c86977a8bda465b7b) > > Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> > Fixes: 17ecd246414b ("rtc: sun6i: Add support for the external oscillator gate") > Cc: stable@vger.kernel.org > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> > --- > Changes for v4: > - Cc to stable tree > Changes for v3: > - add fixes tag > - Cced stable ML > Changes for v2: > - add suffix _OFFSET with macro name to distinguish b/w > register actual values vs offset. > > drivers/rtc/rtc-sun6i.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > Applied, thanks.
diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c index 2e6fb275acc8..2cd5a7b1a2e3 100644 --- a/drivers/rtc/rtc-sun6i.c +++ b/drivers/rtc/rtc-sun6i.c @@ -74,7 +74,7 @@ #define SUN6I_ALARM_CONFIG_WAKEUP BIT(0) #define SUN6I_LOSC_OUT_GATING 0x0060 -#define SUN6I_LOSC_OUT_GATING_EN BIT(0) +#define SUN6I_LOSC_OUT_GATING_EN_OFFSET 0 /* * Get date values @@ -255,7 +255,7 @@ static void __init sun6i_rtc_clk_init(struct device_node *node) &clkout_name); rtc->ext_losc = clk_register_gate(NULL, clkout_name, rtc->hw.init->name, 0, rtc->base + SUN6I_LOSC_OUT_GATING, - SUN6I_LOSC_OUT_GATING_EN, 0, + SUN6I_LOSC_OUT_GATING_EN_OFFSET, 0, &rtc->lock); if (IS_ERR(rtc->ext_losc)) { pr_crit("Couldn't register the LOSC external gate\n");