Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/mfd/rohm-bd718x7.h b/include/linux/mfd/rohm-bd718x7.h
index e8338e5..7f2dbde 100644
--- a/include/linux/mfd/rohm-bd718x7.h
+++ b/include/linux/mfd/rohm-bd718x7.h
@@ -1,112 +1,122 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 /* Copyright (C) 2018 ROHM Semiconductors */
 
-#ifndef __LINUX_MFD_BD71837_H__
-#define __LINUX_MFD_BD71837_H__
+#ifndef __LINUX_MFD_BD718XX_H__
+#define __LINUX_MFD_BD718XX_H__
 
+#include <linux/mfd/rohm-generic.h>
 #include <linux/regmap.h>
 
 enum {
-	BD71837_BUCK1	=	0,
-	BD71837_BUCK2,
-	BD71837_BUCK3,
-	BD71837_BUCK4,
-	BD71837_BUCK5,
-	BD71837_BUCK6,
-	BD71837_BUCK7,
-	BD71837_BUCK8,
-	BD71837_LDO1,
-	BD71837_LDO2,
-	BD71837_LDO3,
-	BD71837_LDO4,
-	BD71837_LDO5,
-	BD71837_LDO6,
-	BD71837_LDO7,
-	BD71837_REGULATOR_CNT,
+	BD718XX_BUCK1 = 0,
+	BD718XX_BUCK2,
+	BD718XX_BUCK3,
+	BD718XX_BUCK4,
+	BD718XX_BUCK5,
+	BD718XX_BUCK6,
+	BD718XX_BUCK7,
+	BD718XX_BUCK8,
+	BD718XX_LDO1,
+	BD718XX_LDO2,
+	BD718XX_LDO3,
+	BD718XX_LDO4,
+	BD718XX_LDO5,
+	BD718XX_LDO6,
+	BD718XX_LDO7,
+	BD718XX_REGULATOR_AMOUNT,
 };
 
-#define BD71837_BUCK1_VOLTAGE_NUM	0x40
-#define BD71837_BUCK2_VOLTAGE_NUM	0x40
-#define BD71837_BUCK3_VOLTAGE_NUM	0x40
-#define BD71837_BUCK4_VOLTAGE_NUM	0x40
+/* Common voltage configurations */
+#define BD718XX_DVS_BUCK_VOLTAGE_NUM		0x3D
+#define BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM	0x3D
 
-#define BD71837_BUCK5_VOLTAGE_NUM	0x08
+#define BD718XX_LDO1_VOLTAGE_NUM	0x08
+#define BD718XX_LDO2_VOLTAGE_NUM	0x02
+#define BD718XX_LDO3_VOLTAGE_NUM	0x10
+#define BD718XX_LDO4_VOLTAGE_NUM	0x0A
+#define BD718XX_LDO6_VOLTAGE_NUM	0x0A
+
+/* BD71837 specific voltage configurations */
+#define BD71837_BUCK5_VOLTAGE_NUM	0x10
 #define BD71837_BUCK6_VOLTAGE_NUM	0x04
 #define BD71837_BUCK7_VOLTAGE_NUM	0x08
-#define BD71837_BUCK8_VOLTAGE_NUM	0x40
-
-#define BD71837_LDO1_VOLTAGE_NUM	0x04
-#define BD71837_LDO2_VOLTAGE_NUM	0x02
-#define BD71837_LDO3_VOLTAGE_NUM	0x10
-#define BD71837_LDO4_VOLTAGE_NUM	0x10
 #define BD71837_LDO5_VOLTAGE_NUM	0x10
-#define BD71837_LDO6_VOLTAGE_NUM	0x10
 #define BD71837_LDO7_VOLTAGE_NUM	0x10
 
+/* BD71847 specific voltage configurations */
+#define BD71847_BUCK3_VOLTAGE_NUM	0x18
+#define BD71847_BUCK4_VOLTAGE_NUM	0x08
+#define BD71847_LDO5_VOLTAGE_NUM	0x20
+
+/* Registers specific to BD71837 */
 enum {
-	BD71837_REG_REV                = 0x00,
-	BD71837_REG_SWRESET            = 0x01,
-	BD71837_REG_I2C_DEV            = 0x02,
-	BD71837_REG_PWRCTRL0           = 0x03,
-	BD71837_REG_PWRCTRL1           = 0x04,
-	BD71837_REG_BUCK1_CTRL         = 0x05,
-	BD71837_REG_BUCK2_CTRL         = 0x06,
-	BD71837_REG_BUCK3_CTRL         = 0x07,
-	BD71837_REG_BUCK4_CTRL         = 0x08,
-	BD71837_REG_BUCK5_CTRL         = 0x09,
-	BD71837_REG_BUCK6_CTRL         = 0x0A,
-	BD71837_REG_BUCK7_CTRL         = 0x0B,
-	BD71837_REG_BUCK8_CTRL         = 0x0C,
-	BD71837_REG_BUCK1_VOLT_RUN     = 0x0D,
-	BD71837_REG_BUCK1_VOLT_IDLE    = 0x0E,
-	BD71837_REG_BUCK1_VOLT_SUSP    = 0x0F,
-	BD71837_REG_BUCK2_VOLT_RUN     = 0x10,
-	BD71837_REG_BUCK2_VOLT_IDLE    = 0x11,
-	BD71837_REG_BUCK3_VOLT_RUN     = 0x12,
-	BD71837_REG_BUCK4_VOLT_RUN     = 0x13,
-	BD71837_REG_BUCK5_VOLT         = 0x14,
-	BD71837_REG_BUCK6_VOLT         = 0x15,
-	BD71837_REG_BUCK7_VOLT         = 0x16,
-	BD71837_REG_BUCK8_VOLT         = 0x17,
-	BD71837_REG_LDO1_VOLT          = 0x18,
-	BD71837_REG_LDO2_VOLT          = 0x19,
-	BD71837_REG_LDO3_VOLT          = 0x1A,
-	BD71837_REG_LDO4_VOLT          = 0x1B,
-	BD71837_REG_LDO5_VOLT          = 0x1C,
-	BD71837_REG_LDO6_VOLT          = 0x1D,
-	BD71837_REG_LDO7_VOLT          = 0x1E,
-	BD71837_REG_TRANS_COND0        = 0x1F,
-	BD71837_REG_TRANS_COND1        = 0x20,
-	BD71837_REG_VRFAULTEN          = 0x21,
-	BD718XX_REG_MVRFLTMASK0        = 0x22,
-	BD718XX_REG_MVRFLTMASK1        = 0x23,
-	BD718XX_REG_MVRFLTMASK2        = 0x24,
-	BD71837_REG_RCVCFG             = 0x25,
-	BD71837_REG_RCVNUM             = 0x26,
-	BD71837_REG_PWRONCONFIG0       = 0x27,
-	BD71837_REG_PWRONCONFIG1       = 0x28,
-	BD71837_REG_RESETSRC           = 0x29,
-	BD71837_REG_MIRQ               = 0x2A,
-	BD71837_REG_IRQ                = 0x2B,
-	BD71837_REG_IN_MON             = 0x2C,
-	BD71837_REG_POW_STATE          = 0x2D,
-	BD71837_REG_OUT32K             = 0x2E,
-	BD71837_REG_REGLOCK            = 0x2F,
-	BD71837_REG_OTPVER             = 0xFF,
-	BD71837_MAX_REGISTER           = 0x100,
+	BD71837_REG_BUCK3_CTRL =	0x07,
+	BD71837_REG_BUCK4_CTRL =	0x08,
+	BD71837_REG_BUCK3_VOLT_RUN =	0x12,
+	BD71837_REG_BUCK4_VOLT_RUN =	0x13,
+	BD71837_REG_LDO7_VOLT =		0x1E,
+};
+
+/* Registers common for BD71837 and BD71847 */
+enum {
+	BD718XX_REG_REV =			0x00,
+	BD718XX_REG_SWRESET =			0x01,
+	BD718XX_REG_I2C_DEV =			0x02,
+	BD718XX_REG_PWRCTRL0 =			0x03,
+	BD718XX_REG_PWRCTRL1 =			0x04,
+	BD718XX_REG_BUCK1_CTRL =		0x05,
+	BD718XX_REG_BUCK2_CTRL =		0x06,
+	BD718XX_REG_1ST_NODVS_BUCK_CTRL =	0x09,
+	BD718XX_REG_2ND_NODVS_BUCK_CTRL =	0x0A,
+	BD718XX_REG_3RD_NODVS_BUCK_CTRL =	0x0B,
+	BD718XX_REG_4TH_NODVS_BUCK_CTRL =	0x0C,
+	BD718XX_REG_BUCK1_VOLT_RUN =		0x0D,
+	BD718XX_REG_BUCK1_VOLT_IDLE =		0x0E,
+	BD718XX_REG_BUCK1_VOLT_SUSP =		0x0F,
+	BD718XX_REG_BUCK2_VOLT_RUN =		0x10,
+	BD718XX_REG_BUCK2_VOLT_IDLE =		0x11,
+	BD718XX_REG_1ST_NODVS_BUCK_VOLT =	0x14,
+	BD718XX_REG_2ND_NODVS_BUCK_VOLT =	0x15,
+	BD718XX_REG_3RD_NODVS_BUCK_VOLT =	0x16,
+	BD718XX_REG_4TH_NODVS_BUCK_VOLT =	0x17,
+	BD718XX_REG_LDO1_VOLT =			0x18,
+	BD718XX_REG_LDO2_VOLT =			0x19,
+	BD718XX_REG_LDO3_VOLT =			0x1A,
+	BD718XX_REG_LDO4_VOLT =			0x1B,
+	BD718XX_REG_LDO5_VOLT =			0x1C,
+	BD718XX_REG_LDO6_VOLT =			0x1D,
+	BD718XX_REG_TRANS_COND0 =		0x1F,
+	BD718XX_REG_TRANS_COND1 =		0x20,
+	BD718XX_REG_VRFAULTEN =			0x21,
+	BD718XX_REG_MVRFLTMASK0 =		0x22,
+	BD718XX_REG_MVRFLTMASK1 =		0x23,
+	BD718XX_REG_MVRFLTMASK2 =		0x24,
+	BD718XX_REG_RCVCFG =			0x25,
+	BD718XX_REG_RCVNUM =			0x26,
+	BD718XX_REG_PWRONCONFIG0 =		0x27,
+	BD718XX_REG_PWRONCONFIG1 =		0x28,
+	BD718XX_REG_RESETSRC =			0x29,
+	BD718XX_REG_MIRQ =			0x2A,
+	BD718XX_REG_IRQ =			0x2B,
+	BD718XX_REG_IN_MON =			0x2C,
+	BD718XX_REG_POW_STATE =			0x2D,
+	BD718XX_REG_OUT32K =			0x2E,
+	BD718XX_REG_REGLOCK =			0x2F,
+	BD718XX_REG_OTPVER =			0xFF,
+	BD718XX_MAX_REGISTER =			0x100,
 };
 
 #define REGLOCK_PWRSEQ	0x1
 #define REGLOCK_VREG	0x10
 
 /* Generic BUCK control masks */
-#define BD71837_BUCK_SEL	0x02
-#define BD71837_BUCK_EN		0x01
-#define BD71837_BUCK_RUN_ON	0x04
+#define BD718XX_BUCK_SEL	0x02
+#define BD718XX_BUCK_EN		0x01
+#define BD718XX_BUCK_RUN_ON	0x04
 
 /* Generic LDO masks */
-#define BD71837_LDO_SEL		0x80
-#define BD71837_LDO_EN		0x40
+#define BD718XX_LDO_SEL		0x80
+#define BD718XX_LDO_EN		0x40
 
 /* BD71837 BUCK ramp rate CTRL reg bits */
 #define BUCK_RAMPRATE_MASK	0xC0
@@ -115,49 +125,35 @@
 #define BUCK_RAMPRATE_2P50MV	0x2
 #define BUCK_RAMPRATE_1P25MV	0x3
 
-/* BD71837_REG_BUCK1_VOLT_RUN bits */
-#define BUCK1_RUN_MASK		0x3F
-#define BUCK1_RUN_DEFAULT	0x14
+#define DVS_BUCK_RUN_MASK	0x3F
+#define DVS_BUCK_SUSP_MASK	0x3F
+#define DVS_BUCK_IDLE_MASK	0x3F
 
-/* BD71837_REG_BUCK1_VOLT_SUSP bits */
-#define BUCK1_SUSP_MASK		0x3F
-#define BUCK1_SUSP_DEFAULT	0x14
+#define BD718XX_1ST_NODVS_BUCK_MASK	0x07
+#define BD718XX_3RD_NODVS_BUCK_MASK	0x07
+#define BD718XX_4TH_NODVS_BUCK_MASK	0x3F
 
-/* BD71837_REG_BUCK1_VOLT_IDLE bits */
-#define BUCK1_IDLE_MASK		0x3F
-#define BUCK1_IDLE_DEFAULT	0x14
+#define BD71847_BUCK3_MASK		0x07
+#define BD71847_BUCK3_RANGE_MASK	0xC0
+#define BD71847_BUCK4_MASK		0x03
+#define BD71847_BUCK4_RANGE_MASK	0x40
 
-/* BD71837_REG_BUCK2_VOLT_RUN bits */
-#define BUCK2_RUN_MASK		0x3F
-#define BUCK2_RUN_DEFAULT	0x1E
+#define BD71837_BUCK5_MASK		0x07
+#define BD71837_BUCK5_RANGE_MASK	0x80
+#define BD71837_BUCK6_MASK		0x03
 
-/* BD71837_REG_BUCK2_VOLT_IDLE bits */
-#define BUCK2_IDLE_MASK		0x3F
-#define BUCK2_IDLE_DEFAULT	0x14
+#define BD718XX_LDO1_MASK		0x03
+#define BD718XX_LDO1_RANGE_MASK		0x20
+#define BD718XX_LDO2_MASK		0x20
+#define BD718XX_LDO3_MASK		0x0F
+#define BD718XX_LDO4_MASK		0x0F
+#define BD718XX_LDO6_MASK		0x0F
 
-/* BD71837_REG_BUCK3_VOLT_RUN bits */
-#define BUCK3_RUN_MASK		0x3F
-#define BUCK3_RUN_DEFAULT	0x1E
+#define BD71837_LDO5_MASK		0x0F
+#define BD71847_LDO5_MASK		0x0F
+#define BD71847_LDO5_RANGE_MASK		0x20
 
-/* BD71837_REG_BUCK4_VOLT_RUN bits */
-#define BUCK4_RUN_MASK		0x3F
-#define BUCK4_RUN_DEFAULT	0x1E
-
-/* BD71837_REG_BUCK5_VOLT bits */
-#define BUCK5_MASK		0x07
-#define BUCK5_DEFAULT		0x02
-
-/* BD71837_REG_BUCK6_VOLT bits */
-#define BUCK6_MASK		0x03
-#define BUCK6_DEFAULT		0x03
-
-/* BD71837_REG_BUCK7_VOLT bits */
-#define BUCK7_MASK		0x07
-#define BUCK7_DEFAULT		0x03
-
-/* BD71837_REG_BUCK8_VOLT bits */
-#define BUCK8_MASK		0x3F
-#define BUCK8_DEFAULT		0x1E
+#define BD71837_LDO7_MASK		0x0F
 
 /* BD718XX Voltage monitoring masks */
 #define BD718XX_BUCK1_VRMON80           0x1
@@ -186,7 +182,7 @@
 #define BD71837_BUCK4_VRMON130          0x80
 #define BD71837_LDO7_VRMON80            0x40
 
-/* BD71837_REG_IRQ bits */
+/* BD718XX_REG_IRQ bits */
 #define IRQ_SWRST		0x40
 #define IRQ_PWRON_S		0x20
 #define IRQ_PWRON_L		0x10
@@ -195,52 +191,31 @@
 #define IRQ_ON_REQ		0x02
 #define IRQ_STBY_REQ		0x01
 
-/* BD71837_REG_OUT32K bits */
-#define BD71837_OUT32K_EN	0x01
+/* BD718XX_REG_OUT32K bits */
+#define BD718XX_OUT32K_EN	0x01
 
-/* BD71837 gated clock rate */
-#define BD71837_CLK_RATE 32768
+/* BD7183XX gated clock rate */
+#define BD718XX_CLK_RATE 32768
 
-/* ROHM BD71837 irqs */
+/* ROHM BD718XX irqs */
 enum {
-	BD71837_INT_STBY_REQ,
-	BD71837_INT_ON_REQ,
-	BD71837_INT_WDOG,
-	BD71837_INT_PWRBTN,
-	BD71837_INT_PWRBTN_L,
-	BD71837_INT_PWRBTN_S,
-	BD71837_INT_SWRST
+	BD718XX_INT_STBY_REQ,
+	BD718XX_INT_ON_REQ,
+	BD718XX_INT_WDOG,
+	BD718XX_INT_PWRBTN,
+	BD718XX_INT_PWRBTN_L,
+	BD718XX_INT_PWRBTN_S,
+	BD718XX_INT_SWRST
 };
 
-/* ROHM BD71837 interrupt masks */
-#define BD71837_INT_SWRST_MASK		0x40
-#define BD71837_INT_PWRBTN_S_MASK	0x20
-#define BD71837_INT_PWRBTN_L_MASK	0x10
-#define BD71837_INT_PWRBTN_MASK		0x8
-#define BD71837_INT_WDOG_MASK		0x4
-#define BD71837_INT_ON_REQ_MASK		0x2
-#define BD71837_INT_STBY_REQ_MASK	0x1
-
-/* BD71837_REG_LDO1_VOLT bits */
-#define LDO1_MASK		0x03
-
-/* BD71837_REG_LDO1_VOLT bits */
-#define LDO2_MASK		0x20
-
-/* BD71837_REG_LDO3_VOLT bits */
-#define LDO3_MASK		0x0F
-
-/* BD71837_REG_LDO4_VOLT bits */
-#define LDO4_MASK		0x0F
-
-/* BD71837_REG_LDO5_VOLT bits */
-#define LDO5_MASK		0x0F
-
-/* BD71837_REG_LDO6_VOLT bits */
-#define LDO6_MASK		0x0F
-
-/* BD71837_REG_LDO7_VOLT bits */
-#define LDO7_MASK		0x0F
+/* ROHM BD718XX interrupt masks */
+#define BD718XX_INT_SWRST_MASK		0x40
+#define BD718XX_INT_PWRBTN_S_MASK	0x20
+#define BD718XX_INT_PWRBTN_L_MASK	0x10
+#define BD718XX_INT_PWRBTN_MASK		0x8
+#define BD718XX_INT_WDOG_MASK		0x4
+#define BD718XX_INT_ON_REQ_MASK		0x2
+#define BD718XX_INT_STBY_REQ_MASK	0x1
 
 /* Register write induced reset settings */
 
@@ -250,13 +225,13 @@
  * write 1 to it we will trigger the action. So always write 0 to it when
  * changning SWRESET action - no matter what we read from it.
  */
-#define BD71837_SWRESET_TYPE_MASK	7
-#define BD71837_SWRESET_TYPE_DISABLED	0
-#define BD71837_SWRESET_TYPE_COLD	4
-#define BD71837_SWRESET_TYPE_WARM	6
+#define BD718XX_SWRESET_TYPE_MASK	7
+#define BD718XX_SWRESET_TYPE_DISABLED	0
+#define BD718XX_SWRESET_TYPE_COLD	4
+#define BD718XX_SWRESET_TYPE_WARM	6
 
-#define BD71837_SWRESET_RESET_MASK	1
-#define BD71837_SWRESET_RESET		1
+#define BD718XX_SWRESET_RESET_MASK	1
+#define BD718XX_SWRESET_RESET		1
 
 /* Poweroff state transition conditions */
 
@@ -341,19 +316,17 @@
 	BD718XX_PWRBTN_LONG_PRESS_15S
 };
 
-struct bd71837_pmic;
-struct bd71837_clk;
-
-struct bd71837 {
-	struct device *dev;
-	struct regmap *regmap;
-	unsigned long int id;
+struct bd718xx {
+	/*
+	 * Please keep this as the first member here as some
+	 * drivers (clk) supporting more than one chip may only know this
+	 * generic struct 'struct rohm_regmap_dev' and assume it is
+	 * the first chunk of parent device's private data.
+	 */
+	struct rohm_regmap_dev chip;
 
 	int chip_irq;
 	struct regmap_irq_chip_data *irq_data;
-
-	struct bd71837_pmic *pmic;
-	struct bd71837_clk *clk;
 };
 
-#endif /* __LINUX_MFD_BD71837_H__ */
+#endif /* __LINUX_MFD_BD718XX_H__ */