From eeecf953d697cb7f0d916f9908a2b9f451bb2667 Mon Sep 17 00:00:00 2001 From: Melody Olvera Date: Mon, 11 Nov 2024 16:26:45 -0800 Subject: [PATCH 1/3] regulator: qcom-rpmh: Update ranges for FTSMPS525 All FTSMPS525 regulators support LV and MV ranges; however, the boot loader firmware will determine which range to use as the device boots. Nonetheless, the driver cannot determine which range was selected, so hardcoding the ranges as either LV or MV will not cover all cases as it's possible for the firmware to select a range not supported by the driver's current hardcoded values. To this end, combine the ranges for the FTSMPS525s into one struct and point all regulators to the updated combined struct. This should work on all boards regardless of which range is selected by the firmware and more accurately caputres the capability of this regulator on a hardware level. Signed-off-by: Melody Olvera Reviewed-by: Dmitry Baryshkov Link: https://patch.msgid.link/20241112002645.2803506-1-quic_molvera@quicinc.com Signed-off-by: Mark Brown --- drivers/regulator/qcom-rpmh-regulator.c | 83 +++++++++++-------------- 1 file changed, 36 insertions(+), 47 deletions(-) diff --git a/drivers/regulator/qcom-rpmh-regulator.c b/drivers/regulator/qcom-rpmh-regulator.c index 6c343b4b9d15a..7870722b6ee21 100644 --- a/drivers/regulator/qcom-rpmh-regulator.c +++ b/drivers/regulator/qcom-rpmh-regulator.c @@ -843,26 +843,15 @@ static const struct rpmh_vreg_hw_data pmic5_ftsmps520 = { .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, }; -static const struct rpmh_vreg_hw_data pmic5_ftsmps525_lv = { +static const struct rpmh_vreg_hw_data pmic5_ftsmps525 = { .regulator_type = VRM, .ops = &rpmh_regulator_vrm_ops, .voltage_ranges = (struct linear_range[]) { REGULATOR_LINEAR_RANGE(300000, 0, 267, 4000), + REGULATOR_LINEAR_RANGE(1376000, 268, 438, 8000), }, - .n_linear_ranges = 1, - .n_voltages = 268, - .pmic_mode_map = pmic_mode_map_pmic5_smps, - .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, -}; - -static const struct rpmh_vreg_hw_data pmic5_ftsmps525_mv = { - .regulator_type = VRM, - .ops = &rpmh_regulator_vrm_ops, - .voltage_ranges = (struct linear_range[]) { - REGULATOR_LINEAR_RANGE(600000, 0, 267, 8000), - }, - .n_linear_ranges = 1, - .n_voltages = 268, + .n_linear_ranges = 2, + .n_voltages = 439, .pmic_mode_map = pmic_mode_map_pmic5_smps, .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, }; @@ -1190,12 +1179,12 @@ static const struct rpmh_vreg_init_data pm8550_vreg_data[] = { }; static const struct rpmh_vreg_init_data pm8550vs_vreg_data[] = { - RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525_lv, "vdd-s1"), - RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525_lv, "vdd-s2"), - RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525_lv, "vdd-s3"), - RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525_lv, "vdd-s4"), - RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525_lv, "vdd-s5"), - RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525_mv, "vdd-s6"), + RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525, "vdd-s1"), + RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525, "vdd-s2"), + RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525, "vdd-s3"), + RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525, "vdd-s4"), + RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525, "vdd-s5"), + RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525, "vdd-s6"), RPMH_VREG("ldo1", "ldo%s1", &pmic5_nldo515, "vdd-l1"), RPMH_VREG("ldo2", "ldo%s2", &pmic5_nldo515, "vdd-l2"), RPMH_VREG("ldo3", "ldo%s3", &pmic5_nldo515, "vdd-l3"), @@ -1203,14 +1192,14 @@ static const struct rpmh_vreg_init_data pm8550vs_vreg_data[] = { }; static const struct rpmh_vreg_init_data pm8550ve_vreg_data[] = { - RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525_lv, "vdd-s1"), - RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525_lv, "vdd-s2"), - RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525_lv, "vdd-s3"), - RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525_mv, "vdd-s4"), - RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525_lv, "vdd-s5"), - RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525_lv, "vdd-s6"), - RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525_lv, "vdd-s7"), - RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525_lv, "vdd-s8"), + RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525, "vdd-s1"), + RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525, "vdd-s2"), + RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525, "vdd-s3"), + RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525, "vdd-s4"), + RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525, "vdd-s5"), + RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525, "vdd-s6"), + RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525, "vdd-s7"), + RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525, "vdd-s8"), RPMH_VREG("ldo1", "ldo%s1", &pmic5_nldo515, "vdd-l1"), RPMH_VREG("ldo2", "ldo%s2", &pmic5_nldo515, "vdd-l2"), RPMH_VREG("ldo3", "ldo%s3", &pmic5_nldo515, "vdd-l3"), @@ -1218,14 +1207,14 @@ static const struct rpmh_vreg_init_data pm8550ve_vreg_data[] = { }; static const struct rpmh_vreg_init_data pmc8380_vreg_data[] = { - RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525_lv, "vdd-s1"), - RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525_lv, "vdd-s2"), - RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525_lv, "vdd-s3"), - RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525_mv, "vdd-s4"), - RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525_lv, "vdd-s5"), - RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525_lv, "vdd-s6"), - RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525_lv, "vdd-s7"), - RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525_lv, "vdd-s8"), + RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525, "vdd-s1"), + RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525, "vdd-s2"), + RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525, "vdd-s3"), + RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525, "vdd-s4"), + RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525, "vdd-s5"), + RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525, "vdd-s6"), + RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525, "vdd-s7"), + RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525, "vdd-s8"), RPMH_VREG("ldo1", "ldo%s1", &pmic5_nldo515, "vdd-l1"), RPMH_VREG("ldo2", "ldo%s2", &pmic5_nldo515, "vdd-l2"), RPMH_VREG("ldo3", "ldo%s3", &pmic5_nldo515, "vdd-l3"), @@ -1409,16 +1398,16 @@ static const struct rpmh_vreg_init_data pmx65_vreg_data[] = { }; static const struct rpmh_vreg_init_data pmx75_vreg_data[] = { - RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525_lv, "vdd-s1"), - RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525_lv, "vdd-s2"), - RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525_lv, "vdd-s3"), - RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525_mv, "vdd-s4"), - RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525_lv, "vdd-s5"), - RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525_lv, "vdd-s6"), - RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525_lv, "vdd-s7"), - RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525_lv, "vdd-s8"), - RPMH_VREG("smps9", "smp%s9", &pmic5_ftsmps525_lv, "vdd-s9"), - RPMH_VREG("smps10", "smp%s10", &pmic5_ftsmps525_lv, "vdd-s10"), + RPMH_VREG("smps1", "smp%s1", &pmic5_ftsmps525, "vdd-s1"), + RPMH_VREG("smps2", "smp%s2", &pmic5_ftsmps525, "vdd-s2"), + RPMH_VREG("smps3", "smp%s3", &pmic5_ftsmps525, "vdd-s3"), + RPMH_VREG("smps4", "smp%s4", &pmic5_ftsmps525, "vdd-s4"), + RPMH_VREG("smps5", "smp%s5", &pmic5_ftsmps525, "vdd-s5"), + RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525, "vdd-s6"), + RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525, "vdd-s7"), + RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525, "vdd-s8"), + RPMH_VREG("smps9", "smp%s9", &pmic5_ftsmps525, "vdd-s9"), + RPMH_VREG("smps10", "smp%s10", &pmic5_ftsmps525, "vdd-s10"), RPMH_VREG("ldo1", "ldo%s1", &pmic5_nldo515, "vdd-l1"), RPMH_VREG("ldo2", "ldo%s2", &pmic5_nldo515, "vdd-l2-18"), RPMH_VREG("ldo3", "ldo%s3", &pmic5_nldo515, "vdd-l3"), From 5262bcbb41d526f944a91a6a6c88dfb6fba3889b Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Fri, 15 Nov 2024 11:04:26 +0100 Subject: [PATCH 2/3] dt-bindings: regulator: qcom-labibb-regulator: document the pmi8950 labibb regulator Document the pmi8950 labibb regulator with the pmi8998 compatible as fallback since they share the same hardware settings. Signed-off-by: Neil Armstrong Acked-by: Rob Herring (Arm) Link: https://patch.msgid.link/20241115-topic-sdm450-upstream-lab-ibb-bindings-v1-1-1f4bff4583b0@linaro.org Signed-off-by: Mark Brown --- .../bindings/regulator/qcom-labibb-regulator.yaml | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml index e987c39b223e7..83965076d6ab1 100644 --- a/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/qcom-labibb-regulator.yaml @@ -16,7 +16,12 @@ description: properties: compatible: - const: qcom,pmi8998-lab-ibb + oneOf: + - const: qcom,pmi8998-lab-ibb + - items: + - enum: + - qcom,pmi8950-lab-ibb + - const: qcom,pmi8998-lab-ibb lab: type: object From 351f2bfe6362c663f45f5c6111f14365cfd094ab Mon Sep 17 00:00:00 2001 From: "Kory Maincent (Dent Project)" Date: Thu, 21 Nov 2024 15:42:28 +0100 Subject: [PATCH 3/3] regulator: core: Ignore unset max_uA constraints in current limit check We should only consider max_uA constraints if they are explicitly defined. In cases where it is not set, we should assume the regulator has no current limit. Signed-off-by: Kory Maincent Link: https://patch.msgid.link/20241121-feature_poe_port_prio-v3-2-83299fa6967c@bootlin.com Signed-off-by: Mark Brown --- drivers/regulator/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 84d48e310aa86..8cb948a91e60d 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -497,7 +497,8 @@ static int regulator_check_current_limit(struct regulator_dev *rdev, return -EPERM; } - if (*max_uA > rdev->constraints->max_uA) + if (*max_uA > rdev->constraints->max_uA && + rdev->constraints->max_uA) *max_uA = rdev->constraints->max_uA; if (*min_uA < rdev->constraints->min_uA) *min_uA = rdev->constraints->min_uA;