| Message ID | 20191218190454.420358-3-lkundrak@v3.sk (mailing list archive) |
|---|---|
| State | Mainlined |
| Commit | 8bea5ac0fbc5b2103f8779ddff216122e3c2e1ad |
| Headers | show |
| Series | [1/2] ARM: mmp: do not divide the clock rate | expand |
Quoting Lubomir Rintel (2019-12-18 11:04:54) > Determined empirically, no documentation is available. > > The OLPC XO-1.75 laptop used parent 1, that one being VCTCXO/4 (65MHz), but > thought it's a VCTCXO/2 (130MHz). The mmp2 timer driver, not knowing > what is going on, ended up just dividing the rate as of > commit f36797ee4380 ("ARM: mmp/mmp2: dt: enable the clock")' > > Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> > --- Any Fixes: tag? Acked-by: Stephen Boyd <sboyd@kernel.org> -=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#1042): https://linux.kernel.org/g/patchwork-soc/message/1042 Mute This Topic: https://linux.kernel.org/mt/68802703/1554929 Group Owner: patchwork-soc+owner@linux.kernel.org Unsubscribe: https://linux.kernel.org/g/patchwork-soc/unsub [patchwork-linux-kernel-org@patchwork.kernel.org] -=-=-=-=-=-=-=-=-=-=-=-
diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c index e7e264f26a50d..24af9241bfa06 100644 --- a/drivers/clk/mmp/clk-of-mmp2.c +++ b/drivers/clk/mmp/clk-of-mmp2.c @@ -154,7 +154,7 @@ static DEFINE_SPINLOCK(ssp3_lock); static const char *ssp_parent_names[] = {"vctcxo_4", "vctcxo_2", "vctcxo", "pll1_16"}; static DEFINE_SPINLOCK(timer_lock); -static const char *timer_parent_names[] = {"clk32", "vctcxo_2", "vctcxo_4", "vctcxo"}; +static const char *timer_parent_names[] = {"clk32", "vctcxo_4", "vctcxo_2", "vctcxo"}; static DEFINE_SPINLOCK(reset_lock);
Determined empirically, no documentation is available. The OLPC XO-1.75 laptop used parent 1, that one being VCTCXO/4 (65MHz), but thought it's a VCTCXO/2 (130MHz). The mmp2 timer driver, not knowing what is going on, ended up just dividing the rate as of commit f36797ee4380 ("ARM: mmp/mmp2: dt: enable the clock")' Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> --- drivers/clk/mmp/clk-of-mmp2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)