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Date:   Wed, 16 Dec 2020 15:47:05 +0800
From:   Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>
To:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Fei Shao <fshao@...omium.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>
CC:     Eddie Huang <eddie.huang@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Yuchen Huang <yuchen.huang@...iatek.com>,
        Ran Bi <ran.bi@...iatek.com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
        <srv_heupstream@...iatek.com>,
        Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>
Subject: [PATCH v4 7/9] regulator: mt6359: Set the enable time for LDOs

Add the enable time for LDOs.
This patch is preparing for adding mt6359p regulator support.

Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>
Acked-by: Mark Brown <broonie@...nel.org>
---
 drivers/regulator/mt6359-regulator.c | 65 ++++++++++++++++++----------
 1 file changed, 42 insertions(+), 23 deletions(-)

diff --git a/drivers/regulator/mt6359-regulator.c b/drivers/regulator/mt6359-regulator.c
index 4ac6380f9875..e46fb95b87e2 100644
--- a/drivers/regulator/mt6359-regulator.c
+++ b/drivers/regulator/mt6359-regulator.c
@@ -103,7 +103,7 @@ struct mt6359_regulator_info {
 
 #define MT6359_LDO(match, _name, _volt_table,			\
 	_enable_reg, _enable_mask, _status_reg,			\
-	_vsel_reg, _vsel_mask)					\
+	_vsel_reg, _vsel_mask, _en_delay)			\
 [MT6359_ID_##_name] = {						\
 	.desc = {						\
 		.name = #_name,					\
@@ -118,6 +118,7 @@ struct mt6359_regulator_info {
 		.vsel_mask = _vsel_mask,			\
 		.enable_reg = _enable_reg,			\
 		.enable_mask = BIT(_enable_mask),		\
+		.enable_time = _en_delay,			\
 	},							\
 	.status_reg = _status_reg,				\
 	.qi = BIT(0),						\
@@ -466,15 +467,18 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vsim1", VSIM1, vsim1_voltages,
 		   MT6359_RG_LDO_VSIM1_EN_ADDR, MT6359_RG_LDO_VSIM1_EN_SHIFT,
 		   MT6359_DA_VSIM1_B_EN_ADDR, MT6359_RG_VSIM1_VOSEL_ADDR,
-		   MT6359_RG_VSIM1_VOSEL_MASK << MT6359_RG_VSIM1_VOSEL_SHIFT),
+		   MT6359_RG_VSIM1_VOSEL_MASK << MT6359_RG_VSIM1_VOSEL_SHIFT,
+		   480),
 	MT6359_LDO("ldo_vibr", VIBR, vibr_voltages,
 		   MT6359_RG_LDO_VIBR_EN_ADDR, MT6359_RG_LDO_VIBR_EN_SHIFT,
 		   MT6359_DA_VIBR_B_EN_ADDR, MT6359_RG_VIBR_VOSEL_ADDR,
-		   MT6359_RG_VIBR_VOSEL_MASK << MT6359_RG_VIBR_VOSEL_SHIFT),
+		   MT6359_RG_VIBR_VOSEL_MASK << MT6359_RG_VIBR_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vrf12", VRF12, vrf12_voltages,
 		   MT6359_RG_LDO_VRF12_EN_ADDR, MT6359_RG_LDO_VRF12_EN_SHIFT,
 		   MT6359_DA_VRF12_B_EN_ADDR, MT6359_RG_VRF12_VOSEL_ADDR,
-		   MT6359_RG_VRF12_VOSEL_MASK << MT6359_RG_VRF12_VOSEL_SHIFT),
+		   MT6359_RG_VRF12_VOSEL_MASK << MT6359_RG_VRF12_VOSEL_SHIFT,
+		   120),
 	MT6359_REG_FIXED("ldo_vusb", VUSB, MT6359_RG_LDO_VUSB_EN_0_ADDR,
 			 MT6359_DA_VUSB_B_EN_ADDR, 3000000),
 	MT6359_LDO_LINEAR("ldo_vsram_proc2", VSRAM_PROC2, 500000, 1293750, 6250,
@@ -486,11 +490,13 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vio18", VIO18, volt18_voltages,
 		   MT6359_RG_LDO_VIO18_EN_ADDR, MT6359_RG_LDO_VIO18_EN_SHIFT,
 		   MT6359_DA_VIO18_B_EN_ADDR, MT6359_RG_VIO18_VOSEL_ADDR,
-		   MT6359_RG_VIO18_VOSEL_MASK << MT6359_RG_VIO18_VOSEL_SHIFT),
+		   MT6359_RG_VIO18_VOSEL_MASK << MT6359_RG_VIO18_VOSEL_SHIFT,
+		   960),
 	MT6359_LDO("ldo_vcamio", VCAMIO, volt18_voltages,
 		   MT6359_RG_LDO_VCAMIO_EN_ADDR, MT6359_RG_LDO_VCAMIO_EN_SHIFT,
 		   MT6359_DA_VCAMIO_B_EN_ADDR, MT6359_RG_VCAMIO_VOSEL_ADDR,
-		   MT6359_RG_VCAMIO_VOSEL_MASK << MT6359_RG_VCAMIO_VOSEL_SHIFT),
+		   MT6359_RG_VCAMIO_VOSEL_MASK << MT6359_RG_VCAMIO_VOSEL_SHIFT,
+		   1290),
 	MT6359_REG_FIXED("ldo_vcn18", VCN18, MT6359_RG_LDO_VCN18_EN_ADDR,
 			 MT6359_DA_VCN18_B_EN_ADDR, 1800000),
 	MT6359_REG_FIXED("ldo_vfe28", VFE28, MT6359_RG_LDO_VFE28_EN_ADDR,
@@ -498,19 +504,20 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vcn13", VCN13, vcn13_voltages,
 		   MT6359_RG_LDO_VCN13_EN_ADDR, MT6359_RG_LDO_VCN13_EN_SHIFT,
 		   MT6359_DA_VCN13_B_EN_ADDR, MT6359_RG_VCN13_VOSEL_ADDR,
-		   MT6359_RG_VCN13_VOSEL_MASK << MT6359_RG_VCN13_VOSEL_SHIFT),
+		   MT6359_RG_VCN13_VOSEL_MASK << MT6359_RG_VCN13_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vcn33_1_bt", VCN33_1_BT, vcn33_voltages,
 		   MT6359_RG_LDO_VCN33_1_EN_0_ADDR,
 		   MT6359_RG_LDO_VCN33_1_EN_0_SHIFT,
 		   MT6359_DA_VCN33_1_B_EN_ADDR, MT6359_RG_VCN33_1_VOSEL_ADDR,
 		   MT6359_RG_VCN33_1_VOSEL_MASK <<
-		   MT6359_RG_VCN33_1_VOSEL_SHIFT),
+		   MT6359_RG_VCN33_1_VOSEL_SHIFT, 240),
 	MT6359_LDO("ldo_vcn33_1_wifi", VCN33_1_WIFI, vcn33_voltages,
 		   MT6359_RG_LDO_VCN33_1_EN_1_ADDR,
 		   MT6359_RG_LDO_VCN33_1_EN_1_SHIFT,
 		   MT6359_DA_VCN33_1_B_EN_ADDR, MT6359_RG_VCN33_1_VOSEL_ADDR,
 		   MT6359_RG_VCN33_1_VOSEL_MASK <<
-		   MT6359_RG_VCN33_1_VOSEL_SHIFT),
+		   MT6359_RG_VCN33_1_VOSEL_SHIFT, 240),
 	MT6359_REG_FIXED("ldo_vaux18", VAUX18, MT6359_RG_LDO_VAUX18_EN_ADDR,
 			 MT6359_DA_VAUX18_B_EN_ADDR, 1800000),
 	MT6359_LDO_LINEAR("ldo_vsram_others", VSRAM_OTHERS, 500000, 1293750,
@@ -523,49 +530,57 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vefuse", VEFUSE, vefuse_voltages,
 		   MT6359_RG_LDO_VEFUSE_EN_ADDR, MT6359_RG_LDO_VEFUSE_EN_SHIFT,
 		   MT6359_DA_VEFUSE_B_EN_ADDR, MT6359_RG_VEFUSE_VOSEL_ADDR,
-		   MT6359_RG_VEFUSE_VOSEL_MASK << MT6359_RG_VEFUSE_VOSEL_SHIFT),
+		   MT6359_RG_VEFUSE_VOSEL_MASK << MT6359_RG_VEFUSE_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vxo22", VXO22, vxo22_voltages,
 		   MT6359_RG_LDO_VXO22_EN_ADDR, MT6359_RG_LDO_VXO22_EN_SHIFT,
 		   MT6359_DA_VXO22_B_EN_ADDR, MT6359_RG_VXO22_VOSEL_ADDR,
-		   MT6359_RG_VXO22_VOSEL_MASK << MT6359_RG_VXO22_VOSEL_SHIFT),
+		   MT6359_RG_VXO22_VOSEL_MASK << MT6359_RG_VXO22_VOSEL_SHIFT,
+		   120),
 	MT6359_LDO("ldo_vrfck", VRFCK, vrfck_voltages,
 		   MT6359_RG_LDO_VRFCK_EN_ADDR, MT6359_RG_LDO_VRFCK_EN_SHIFT,
 		   MT6359_DA_VRFCK_B_EN_ADDR, MT6359_RG_VRFCK_VOSEL_ADDR,
-		   MT6359_RG_VRFCK_VOSEL_MASK << MT6359_RG_VRFCK_VOSEL_SHIFT),
+		   MT6359_RG_VRFCK_VOSEL_MASK << MT6359_RG_VRFCK_VOSEL_SHIFT,
+		   480),
 	MT6359_REG_FIXED("ldo_vbif28", VBIF28, MT6359_RG_LDO_VBIF28_EN_ADDR,
 			 MT6359_DA_VBIF28_B_EN_ADDR, 2800000),
 	MT6359_LDO("ldo_vio28", VIO28, vio28_voltages,
 		   MT6359_RG_LDO_VIO28_EN_ADDR, MT6359_RG_LDO_VIO28_EN_SHIFT,
 		   MT6359_DA_VIO28_B_EN_ADDR, MT6359_RG_VIO28_VOSEL_ADDR,
-		   MT6359_RG_VIO28_VOSEL_MASK << MT6359_RG_VIO28_VOSEL_SHIFT),
+		   MT6359_RG_VIO28_VOSEL_MASK << MT6359_RG_VIO28_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vemc", VEMC, vemc_voltages,
 		   MT6359_RG_LDO_VEMC_EN_ADDR, MT6359_RG_LDO_VEMC_EN_SHIFT,
 		   MT6359_DA_VEMC_B_EN_ADDR, MT6359_RG_VEMC_VOSEL_ADDR,
-		   MT6359_RG_VEMC_VOSEL_MASK << MT6359_RG_VEMC_VOSEL_SHIFT),
+		   MT6359_RG_VEMC_VOSEL_MASK << MT6359_RG_VEMC_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vcn33_2_bt", VCN33_2_BT, vcn33_voltages,
 		   MT6359_RG_LDO_VCN33_2_EN_0_ADDR,
 		   MT6359_RG_LDO_VCN33_2_EN_0_SHIFT,
 		   MT6359_DA_VCN33_2_B_EN_ADDR, MT6359_RG_VCN33_2_VOSEL_ADDR,
 		   MT6359_RG_VCN33_2_VOSEL_MASK <<
-		   MT6359_RG_VCN33_2_VOSEL_SHIFT),
+		   MT6359_RG_VCN33_2_VOSEL_SHIFT, 240),
 	MT6359_LDO("ldo_vcn33_2_wifi", VCN33_2_WIFI, vcn33_voltages,
 		   MT6359_RG_LDO_VCN33_2_EN_1_ADDR,
 		   MT6359_RG_LDO_VCN33_2_EN_1_SHIFT,
 		   MT6359_DA_VCN33_2_B_EN_ADDR, MT6359_RG_VCN33_2_VOSEL_ADDR,
 		   MT6359_RG_VCN33_2_VOSEL_MASK <<
-		   MT6359_RG_VCN33_2_VOSEL_SHIFT),
+		   MT6359_RG_VCN33_2_VOSEL_SHIFT, 240),
 	MT6359_LDO("ldo_va12", VA12, va12_voltages,
 		   MT6359_RG_LDO_VA12_EN_ADDR, MT6359_RG_LDO_VA12_EN_SHIFT,
 		   MT6359_DA_VA12_B_EN_ADDR, MT6359_RG_VA12_VOSEL_ADDR,
-		   MT6359_RG_VA12_VOSEL_MASK << MT6359_RG_VA12_VOSEL_SHIFT),
+		   MT6359_RG_VA12_VOSEL_MASK << MT6359_RG_VA12_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_va09", VA09, va09_voltages,
 		   MT6359_RG_LDO_VA09_EN_ADDR, MT6359_RG_LDO_VA09_EN_SHIFT,
 		   MT6359_DA_VA09_B_EN_ADDR, MT6359_RG_VA09_VOSEL_ADDR,
-		   MT6359_RG_VA09_VOSEL_MASK << MT6359_RG_VA09_VOSEL_SHIFT),
+		   MT6359_RG_VA09_VOSEL_MASK << MT6359_RG_VA09_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO("ldo_vrf18", VRF18, vrf18_voltages,
 		   MT6359_RG_LDO_VRF18_EN_ADDR, MT6359_RG_LDO_VRF18_EN_SHIFT,
 		   MT6359_DA_VRF18_B_EN_ADDR, MT6359_RG_VRF18_VOSEL_ADDR,
-		   MT6359_RG_VRF18_VOSEL_MASK << MT6359_RG_VRF18_VOSEL_SHIFT),
+		   MT6359_RG_VRF18_VOSEL_MASK << MT6359_RG_VRF18_VOSEL_SHIFT,
+		   120),
 	MT6359_LDO_LINEAR("ldo_vsram_md", VSRAM_MD, 500000, 1100000, 6250,
 			  0, mt_volt_range7, MT6359_RG_LDO_VSRAM_MD_EN_ADDR,
 			  MT6359_DA_VSRAM_MD_B_EN_ADDR,
@@ -575,15 +590,18 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vufs", VUFS, volt18_voltages,
 		   MT6359_RG_LDO_VUFS_EN_ADDR, MT6359_RG_LDO_VUFS_EN_SHIFT,
 		   MT6359_DA_VUFS_B_EN_ADDR, MT6359_RG_VUFS_VOSEL_ADDR,
-		   MT6359_RG_VUFS_VOSEL_MASK << MT6359_RG_VUFS_VOSEL_SHIFT),
+		   MT6359_RG_VUFS_VOSEL_MASK << MT6359_RG_VUFS_VOSEL_SHIFT,
+		   1920),
 	MT6359_LDO("ldo_vm18", VM18, volt18_voltages,
 		   MT6359_RG_LDO_VM18_EN_ADDR, MT6359_RG_LDO_VM18_EN_SHIFT,
 		   MT6359_DA_VM18_B_EN_ADDR, MT6359_RG_VM18_VOSEL_ADDR,
-		   MT6359_RG_VM18_VOSEL_MASK << MT6359_RG_VM18_VOSEL_SHIFT),
+		   MT6359_RG_VM18_VOSEL_MASK << MT6359_RG_VM18_VOSEL_SHIFT,
+		   1920),
 	MT6359_LDO("ldo_vbbck", VBBCK, vbbck_voltages,
 		   MT6359_RG_LDO_VBBCK_EN_ADDR, MT6359_RG_LDO_VBBCK_EN_SHIFT,
 		   MT6359_DA_VBBCK_B_EN_ADDR, MT6359_RG_VBBCK_VOSEL_ADDR,
-		   MT6359_RG_VBBCK_VOSEL_MASK << MT6359_RG_VBBCK_VOSEL_SHIFT),
+		   MT6359_RG_VBBCK_VOSEL_MASK << MT6359_RG_VBBCK_VOSEL_SHIFT,
+		   240),
 	MT6359_LDO_LINEAR("ldo_vsram_proc1", VSRAM_PROC1, 500000, 1293750, 6250,
 			  0, mt_volt_range6, MT6359_RG_LDO_VSRAM_PROC1_EN_ADDR,
 			  MT6359_DA_VSRAM_PROC1_B_EN_ADDR,
@@ -593,7 +611,8 @@ static struct mt6359_regulator_info mt6359_regulators[] = {
 	MT6359_LDO("ldo_vsim2", VSIM2, vsim2_voltages,
 		   MT6359_RG_LDO_VSIM2_EN_ADDR, MT6359_RG_LDO_VSIM2_EN_SHIFT,
 		   MT6359_DA_VSIM2_B_EN_ADDR, MT6359_RG_VSIM2_VOSEL_ADDR,
-		   MT6359_RG_VSIM2_VOSEL_MASK << MT6359_RG_VSIM2_VOSEL_SHIFT),
+		   MT6359_RG_VSIM2_VOSEL_MASK << MT6359_RG_VSIM2_VOSEL_SHIFT,
+		   480),
 	MT6359_LDO_LINEAR("ldo_vsram_others_sshub", VSRAM_OTHERS_SSHUB,
 			  500000, 1293750, 6250, 0, mt_volt_range6,
 			  MT6359_RG_LDO_VSRAM_OTHERS_SSHUB_EN_ADDR,
-- 
2.18.0

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