Re: [PATCH 1/4] clk: qcom: rpmh: group clock definitions together

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On Wed, 30 Nov 2022 at 00:07, Alex Elder <elder@xxxxxxxxxx> wrote:
>
> On 11/29/22 4:10 AM, Dmitry Baryshkov wrote:
> > In preparations to the further changes, group all RPMH clock definitions
> > to ease review.
>
> It isn't completely clear to me why these were grouped
> in the way you did.  Do you happen to know what ARC and
> VRM stand for?  BCM is bus clock manager, and RPMH might
> be resource power manager--hardware.

H stands for hardened, an improved version of RPM, which was used on
previous generations.

VRM = voltage regulator module
ARC - ?? (C probably stands for corner or CPR)

Basically I arranged the clocks by the type, to make similar ones stand out.

>
> Anyway, I can confirm you simply rearranged these definitions,
> and that it still compiles, so...
>
> Reviewed-by: Alex Elder <elder@xxxxxxxxxx>
>
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> > ---
> >   drivers/clk/qcom/clk-rpmh.c | 55 ++++++++++++++++++-------------------
> >   1 file changed, 26 insertions(+), 29 deletions(-)
> >
> > diff --git a/drivers/clk/qcom/clk-rpmh.c b/drivers/clk/qcom/clk-rpmh.c
> > index 1da45a6e2f29..f13c9bd610d0 100644
> > --- a/drivers/clk/qcom/clk-rpmh.c
> > +++ b/drivers/clk/qcom/clk-rpmh.c
> > @@ -342,19 +342,45 @@ static const struct clk_ops clk_rpmh_bcm_ops = {
> >   };
> >
> >   /* Resource name must match resource id present in cmd-db */
> > +DEFINE_CLK_RPMH_ARC(qdu1000, bi_tcxo, bi_tcxo_ao, "xo.lvl", 0x3, 1);
> >   DEFINE_CLK_RPMH_ARC(sdm845, bi_tcxo, bi_tcxo_ao, "xo.lvl", 0x3, 2);
> > +DEFINE_CLK_RPMH_ARC(sc7280, bi_tcxo, bi_tcxo_ao, "xo.lvl", 0x3, 4);
> > +DEFINE_CLK_RPMH_ARC(sm6350, qlink, qlink_ao, "qphy.lvl", 0x1, 4);
> > +
> > +DEFINE_CLK_RPMH_VRM(sm8250, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 2);
> >   DEFINE_CLK_RPMH_VRM(sdm845, ln_bb_clk2, ln_bb_clk2_ao, "lnbclka2", 2);
> >   DEFINE_CLK_RPMH_VRM(sdm845, ln_bb_clk3, ln_bb_clk3_ao, "lnbclka3", 2);
> > +DEFINE_CLK_RPMH_VRM(sc8280xp, ln_bb_clk3, ln_bb_clk3_ao, "lnbclka3", 2);
> > +
> > +DEFINE_CLK_RPMH_VRM(sdx65, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 4);
> > +DEFINE_CLK_RPMH_VRM(sm8450, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 4);
> > +DEFINE_CLK_RPMH_VRM(sm8450, ln_bb_clk2, ln_bb_clk2_ao, "lnbclka2", 4);
> > +
> > +DEFINE_CLK_RPMH_VRM(sm6350, ln_bb_clk2, ln_bb_clk2_ao, "lnbclkg2", 4);
> > +DEFINE_CLK_RPMH_VRM(sm6350, ln_bb_clk3, ln_bb_clk3_ao, "lnbclkg3", 4);
> > +
> >   DEFINE_CLK_RPMH_VRM(sdm845, rf_clk1, rf_clk1_ao, "rfclka1", 1);
> >   DEFINE_CLK_RPMH_VRM(sdm845, rf_clk2, rf_clk2_ao, "rfclka2", 1);
> >   DEFINE_CLK_RPMH_VRM(sdm845, rf_clk3, rf_clk3_ao, "rfclka3", 1);
> >   DEFINE_CLK_RPMH_VRM(sm8150, rf_clk3, rf_clk3_ao, "rfclka3", 1);
> > +DEFINE_CLK_RPMH_VRM(sm8350, rf_clk4, rf_clk4_ao, "rfclka4", 1);
> > +DEFINE_CLK_RPMH_VRM(sm8350, rf_clk5, rf_clk5_ao, "rfclka5", 1);
> > +
> >   DEFINE_CLK_RPMH_VRM(sc8180x, rf_clk1, rf_clk1_ao, "rfclkd1", 1);
> >   DEFINE_CLK_RPMH_VRM(sc8180x, rf_clk2, rf_clk2_ao, "rfclkd2", 1);
> >   DEFINE_CLK_RPMH_VRM(sc8180x, rf_clk3, rf_clk3_ao, "rfclkd3", 1);
> >   DEFINE_CLK_RPMH_VRM(sc8180x, rf_clk4, rf_clk4_ao, "rfclkd4", 1);
> > +DEFINE_CLK_RPMH_VRM(sdx55, rf_clk1, rf_clk1_ao, "rfclkd1", 1);
> > +DEFINE_CLK_RPMH_VRM(sdx55, rf_clk2, rf_clk2_ao, "rfclkd2", 1);
> > +
> > +DEFINE_CLK_RPMH_VRM(sm8350, div_clk1, div_clk1_ao, "divclka1", 2);
> > +
> >   DEFINE_CLK_RPMH_BCM(sdm845, ipa, "IP0");
> >   DEFINE_CLK_RPMH_BCM(sdm845, ce, "CE0");
> > +DEFINE_CLK_RPMH_BCM(sdx55, ipa, "IP0");
> > +DEFINE_CLK_RPMH_BCM(sdx55, qpic_clk, "QP0");
> > +DEFINE_CLK_RPMH_BCM(sm8350, pka, "PKA0");
> > +DEFINE_CLK_RPMH_BCM(sm8350, hwkm, "HK0");
> >
> >   static struct clk_hw *sdm845_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sdm845_bi_tcxo.hw,
> > @@ -398,11 +424,6 @@ static const struct clk_rpmh_desc clk_rpmh_sdm670 = {
> >       .num_clks = ARRAY_SIZE(sdm670_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sdx55, rf_clk1, rf_clk1_ao, "rfclkd1", 1);
> > -DEFINE_CLK_RPMH_VRM(sdx55, rf_clk2, rf_clk2_ao, "rfclkd2", 1);
> > -DEFINE_CLK_RPMH_BCM(sdx55, qpic_clk, "QP0");
> > -DEFINE_CLK_RPMH_BCM(sdx55, ipa, "IP0");
> > -
> >   static struct clk_hw *sdx55_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sdm845_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sdm845_bi_tcxo_ao.hw,
> > @@ -478,8 +499,6 @@ static const struct clk_rpmh_desc clk_rpmh_sc8180x = {
> >       .num_clks = ARRAY_SIZE(sc8180x_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sm8250, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 2);
> > -
> >   static struct clk_hw *sm8250_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sdm845_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sdm845_bi_tcxo_ao.hw,
> > @@ -500,12 +519,6 @@ static const struct clk_rpmh_desc clk_rpmh_sm8250 = {
> >       .num_clks = ARRAY_SIZE(sm8250_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sm8350, div_clk1, div_clk1_ao, "divclka1", 2);
> > -DEFINE_CLK_RPMH_VRM(sm8350, rf_clk4, rf_clk4_ao, "rfclka4", 1);
> > -DEFINE_CLK_RPMH_VRM(sm8350, rf_clk5, rf_clk5_ao, "rfclka5", 1);
> > -DEFINE_CLK_RPMH_BCM(sm8350, pka, "PKA0");
> > -DEFINE_CLK_RPMH_BCM(sm8350, hwkm, "HK0");
> > -
> >   static struct clk_hw *sm8350_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sdm845_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sdm845_bi_tcxo_ao.hw,
> > @@ -533,8 +546,6 @@ static const struct clk_rpmh_desc clk_rpmh_sm8350 = {
> >       .num_clks = ARRAY_SIZE(sm8350_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sc8280xp, ln_bb_clk3, ln_bb_clk3_ao, "lnbclka3", 2);
> > -
> >   static struct clk_hw *sc8280xp_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sdm845_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sdm845_bi_tcxo_ao.hw,
> > @@ -550,12 +561,6 @@ static const struct clk_rpmh_desc clk_rpmh_sc8280xp = {
> >       .num_clks = ARRAY_SIZE(sc8280xp_rpmh_clocks),
> >   };
> >
> > -/* Resource name must match resource id present in cmd-db */
> > -DEFINE_CLK_RPMH_ARC(sc7280, bi_tcxo, bi_tcxo_ao, "xo.lvl", 0x3, 4);
> > -
> > -DEFINE_CLK_RPMH_VRM(sm8450, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 4);
> > -DEFINE_CLK_RPMH_VRM(sm8450, ln_bb_clk2, ln_bb_clk2_ao, "lnbclka2", 4);
> > -
> >   static struct clk_hw *sm8450_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sc7280_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sc7280_bi_tcxo_ao.hw,
> > @@ -600,10 +605,6 @@ static const struct clk_rpmh_desc clk_rpmh_sc7280 = {
> >       .num_clks = ARRAY_SIZE(sc7280_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sm6350, ln_bb_clk2, ln_bb_clk2_ao, "lnbclkg2", 4);
> > -DEFINE_CLK_RPMH_VRM(sm6350, ln_bb_clk3, ln_bb_clk3_ao, "lnbclkg3", 4);
> > -DEFINE_CLK_RPMH_ARC(sm6350, qlink, qlink_ao, "qphy.lvl", 0x1, 4);
> > -
> >   static struct clk_hw *sm6350_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sc7280_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sc7280_bi_tcxo_ao.hw,
> > @@ -620,8 +621,6 @@ static const struct clk_rpmh_desc clk_rpmh_sm6350 = {
> >       .num_clks = ARRAY_SIZE(sm6350_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_VRM(sdx65, ln_bb_clk1, ln_bb_clk1_ao, "lnbclka1", 4);
> > -
> >   static struct clk_hw *sdx65_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]          = &sc7280_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]        = &sc7280_bi_tcxo_ao.hw,
> > @@ -644,8 +643,6 @@ static const struct clk_rpmh_desc clk_rpmh_sdx65 = {
> >       .num_clks = ARRAY_SIZE(sdx65_rpmh_clocks),
> >   };
> >
> > -DEFINE_CLK_RPMH_ARC(qdu1000, bi_tcxo, bi_tcxo_ao, "xo.lvl", 0x3, 1);
> > -
> >   static struct clk_hw *qdu1000_rpmh_clocks[] = {
> >       [RPMH_CXO_CLK]      = &qdu1000_bi_tcxo.hw,
> >       [RPMH_CXO_CLK_A]    = &qdu1000_bi_tcxo_ao.hw,
>


-- 
With best wishes
Dmitry



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