From: Andy Gross <andy.gross@linaro.org> To: Stephen Boyd <sboyd@codeaurora.org> Cc: Mark Brown <broonie@kernel.org>, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bjorn Andersson <bjorn.andersson@linaro.org> Subject: Re: [PATCH 2/3] regulator: qcom_smd: Fix voltage ranges for pma8084 ftsmps and pldo Date: Mon, 11 Jul 2016 17:38:27 -0500 [thread overview] Message-ID: <20160711223827.GA6053@hector.attlocal.net> (raw) In-Reply-To: <20160711215009.4519-3-sboyd@codeaurora.org> On Mon, Jul 11, 2016 at 02:50:08PM -0700, Stephen Boyd wrote: > The voltage ranges listed here are wrong. The pma8084 pldo > supports three different overlapping voltage ranges with > differing step sizes and the pma8084 ftsmps supports two. These > ranges can be seen in the "native" spmi regulator driver > (qcom_spmi-regulator.c) at pldo_ranges[] and ftsmps_ranges[] > respectively. Port these ranges over to the RPM SMD regulator > driver so that we list the appropriate set of supported voltages > on these types of regulators. > > Cc: Andy Gross <andy.gross@linaro.org> > Cc: Bjorn Andersson <bjorn.andersson@linaro.org> > Fixes: ee01d0c91ef1 ("regulator: qcom-smd: Add support for PMA8084") > Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> <snip> > static const struct regulator_desc pma8084_pldo = { > .linear_ranges = (struct regulator_linear_range[]) { > - REGULATOR_LINEAR_RANGE(750000, 0, 30, 25000), > - REGULATOR_LINEAR_RANGE(1500000, 31, 99, 50000), > + REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500), It was my understanding that the PMOS ldos only support 25mV and 50mV incremements. > + REGULATOR_LINEAR_RANGE(1550000, 64, 126, 25000), > + REGULATOR_LINEAR_RANGE(3100000, 127, 163, 50000), > }, > - .n_linear_ranges = 2, > - .n_voltages = 100, > + .n_linear_ranges = 3, > + .n_voltages = 164, > .ops = &rpm_smps_ldo_ops, Regards, Andy
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From: andy.gross@linaro.org (Andy Gross) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/3] regulator: qcom_smd: Fix voltage ranges for pma8084 ftsmps and pldo Date: Mon, 11 Jul 2016 17:38:27 -0500 [thread overview] Message-ID: <20160711223827.GA6053@hector.attlocal.net> (raw) In-Reply-To: <20160711215009.4519-3-sboyd@codeaurora.org> On Mon, Jul 11, 2016 at 02:50:08PM -0700, Stephen Boyd wrote: > The voltage ranges listed here are wrong. The pma8084 pldo > supports three different overlapping voltage ranges with > differing step sizes and the pma8084 ftsmps supports two. These > ranges can be seen in the "native" spmi regulator driver > (qcom_spmi-regulator.c) at pldo_ranges[] and ftsmps_ranges[] > respectively. Port these ranges over to the RPM SMD regulator > driver so that we list the appropriate set of supported voltages > on these types of regulators. > > Cc: Andy Gross <andy.gross@linaro.org> > Cc: Bjorn Andersson <bjorn.andersson@linaro.org> > Fixes: ee01d0c91ef1 ("regulator: qcom-smd: Add support for PMA8084") > Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> <snip> > static const struct regulator_desc pma8084_pldo = { > .linear_ranges = (struct regulator_linear_range[]) { > - REGULATOR_LINEAR_RANGE(750000, 0, 30, 25000), > - REGULATOR_LINEAR_RANGE(1500000, 31, 99, 50000), > + REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500), It was my understanding that the PMOS ldos only support 25mV and 50mV incremements. > + REGULATOR_LINEAR_RANGE(1550000, 64, 126, 25000), > + REGULATOR_LINEAR_RANGE(3100000, 127, 163, 50000), > }, > - .n_linear_ranges = 2, > - .n_voltages = 100, > + .n_linear_ranges = 3, > + .n_voltages = 164, > .ops = &rpm_smps_ldo_ops, Regards, Andy
next prev parent reply other threads:[~2016-07-11 22:38 UTC|newest] Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-07-11 21:50 [PATCH 0/3] Fixes for RPM SMD regulator voltage ranges Stephen Boyd 2016-07-11 21:50 ` Stephen Boyd 2016-07-11 21:50 ` [PATCH 1/3] regulator: qcom_smd: Fix voltage ranges for pm8x41 Stephen Boyd 2016-07-11 21:50 ` Stephen Boyd 2016-07-11 22:48 ` Andy Gross 2016-07-11 22:48 ` Andy Gross 2016-08-05 0:58 ` Stephen Boyd 2016-08-05 0:58 ` Stephen Boyd 2016-08-05 0:58 ` Stephen Boyd 2016-08-05 4:09 ` Andy Gross 2016-08-05 4:09 ` Andy Gross 2016-08-05 12:09 ` Applied "regulator: qcom_smd: Fix voltage ranges for pm8x41" to the regulator tree Mark Brown 2016-08-05 12:09 ` Mark Brown 2016-08-05 12:09 ` Mark Brown 2016-08-13 4:00 ` Bjorn Andersson 2016-08-13 4:00 ` Bjorn Andersson 2016-08-15 12:51 ` Mark Brown 2016-08-15 12:51 ` Mark Brown 2016-07-11 21:50 ` [PATCH 2/3] regulator: qcom_smd: Fix voltage ranges for pma8084 ftsmps and pldo Stephen Boyd 2016-07-11 21:50 ` Stephen Boyd 2016-07-11 22:38 ` Andy Gross [this message] 2016-07-11 22:38 ` Andy Gross 2016-08-05 0:57 ` Stephen Boyd 2016-08-05 0:57 ` Stephen Boyd 2016-08-05 0:57 ` Stephen Boyd 2016-08-05 4:09 ` Andy Gross 2016-08-05 4:09 ` Andy Gross 2016-08-05 12:09 ` Applied "regulator: qcom_smd: Fix voltage ranges for pma8084 ftsmps and pldo" to the regulator tree Mark Brown 2016-08-05 12:09 ` Mark Brown 2016-08-05 12:09 ` Mark Brown 2016-07-11 21:50 ` [PATCH 3/3] regulator: qcom_smd: Avoid overlapping linear voltage ranges Stephen Boyd 2016-07-11 21:50 ` Stephen Boyd 2016-07-11 21:50 ` Stephen Boyd 2016-07-11 22:39 ` Andy Gross 2016-07-11 22:39 ` Andy Gross 2016-07-12 9:02 ` Applied "regulator: qcom_smd: Avoid overlapping linear voltage ranges" to the regulator tree Mark Brown 2016-07-12 9:02 ` Mark Brown 2016-07-12 9:02 ` Mark Brown
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