| Message ID | 20220319174940.341137-1-konrad.dybcio@somainline.org (mailing list archive) |
|---|---|
| State | Accepted, archived |
| Headers | show |
| Series | clk: qcom: gcc-msm8994: Fix gpll4 width | expand |
Hi Konrad, Reviewed-by: Petr Vorel <petr.vorel@gmail.com> > The gpll4 postdiv is actually a div4, so make sure that Linux is aware of > this. > This fixes the following error messages: > [ 0.804491] mmc1: Card appears overclocked; req 200000000 Hz, actual 343999999 Hz > [ 0.805057] mmc1: Card appears overclocked; req 400000000 Hz, actual 687999999 Hz yes, this works on my patchset [1] even without these workarounds (I'll submit v5 without it) + assigned-clocks = <&gcc GPLL4_EARLY>; + assigned-clock-rates = <384000000>; Tested-by: Petr Vorel <petr.vorel@gmail.com> Kind regards, Petr [1] https://lore.kernel.org/linux-arm-msm/20220218203710.895-1-petr.vorel@gmail.com/ > Fixes: aec89f78cf01 ("clk: qcom: Add support for msm8994 global clock controller") > Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org> > --- > Cc: Petr Vorel <petr.vorel@gmail.com> > drivers/clk/qcom/gcc-msm8994.c | 1 + > 1 file changed, 1 insertion(+) > diff --git a/drivers/clk/qcom/gcc-msm8994.c b/drivers/clk/qcom/gcc-msm8994.c > index f09499999eb3..6b702cdacbf2 100644 > --- a/drivers/clk/qcom/gcc-msm8994.c > +++ b/drivers/clk/qcom/gcc-msm8994.c > @@ -77,6 +77,7 @@ static struct clk_alpha_pll gpll4_early = { > static struct clk_alpha_pll_postdiv gpll4 = { > .offset = 0x1dc0, > + .width = 4, > .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], > .clkr.hw.init = &(struct clk_init_data){ > .name = "gpll4",
Quoting Konrad Dybcio (2022-03-19 10:49:40) > The gpll4 postdiv is actually a div4, so make sure that Linux is aware of > this. > > This fixes the following error messages: > > [ 0.804491] mmc1: Card appears overclocked; req 200000000 Hz, actual 343999999 Hz > [ 0.805057] mmc1: Card appears overclocked; req 400000000 Hz, actual 687999999 Hz > > Fixes: aec89f78cf01 ("clk: qcom: Add support for msm8994 global clock controller") > > Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org> > --- Applied to clk-next
diff --git a/drivers/clk/qcom/gcc-msm8994.c b/drivers/clk/qcom/gcc-msm8994.c index f09499999eb3..6b702cdacbf2 100644 --- a/drivers/clk/qcom/gcc-msm8994.c +++ b/drivers/clk/qcom/gcc-msm8994.c @@ -77,6 +77,7 @@ static struct clk_alpha_pll gpll4_early = { static struct clk_alpha_pll_postdiv gpll4 = { .offset = 0x1dc0, + .width = 4, .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4",
The gpll4 postdiv is actually a div4, so make sure that Linux is aware of this. This fixes the following error messages: [ 0.804491] mmc1: Card appears overclocked; req 200000000 Hz, actual 343999999 Hz [ 0.805057] mmc1: Card appears overclocked; req 400000000 Hz, actual 687999999 Hz Fixes: aec89f78cf01 ("clk: qcom: Add support for msm8994 global clock controller") Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org> --- Cc: Petr Vorel <petr.vorel@gmail.com> drivers/clk/qcom/gcc-msm8994.c | 1 + 1 file changed, 1 insertion(+)