From c5e589a171728c9f5c587f9254ec6b343153c2ce Mon Sep 17 00:00:00 2001 From: Pierre-Hugues Husson Date: Sat, 5 Nov 2016 17:19:24 +0100 Subject: [PATCH] mfd: rn5t618: Add Ricoh RC5T619 PMIC support The Ricoh RN5T567 is from the same family as the Ricoh RN5T618 is, the differences are: + DCDC4/DCDC5 + LDO7-10 + Slightly different output voltage/currents + 32kHz Output + RTC + USB Charger detection Signed-off-by: Pierre-Hugues Husson Acked-by: Rob Herring Signed-off-by: Lee Jones --- Documentation/devicetree/bindings/mfd/rn5t618.txt | 16 ++++++++++------ drivers/mfd/Kconfig | 3 ++- drivers/mfd/rn5t618.c | 1 + include/linux/mfd/rn5t618.h | 9 +++++++++ 4 files changed, 22 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/bindings/mfd/rn5t618.txt b/Documentation/devicetree/bindings/mfd/rn5t618.txt index 9e6770b..65c2326 100644 --- a/Documentation/devicetree/bindings/mfd/rn5t618.txt +++ b/Documentation/devicetree/bindings/mfd/rn5t618.txt @@ -1,21 +1,25 @@ * Ricoh RN5T567/RN5T618 PMIC -Ricoh RN5T567/RN5T618 is a power management IC family which integrates -3 to 4 step-down DCDC converters, 7 low-dropout regulators, GPIOs and -a watchdog timer. The RN5T618 provides additionally a Li-ion battery -charger, fuel gauge and an ADC. It can be controlled through an I2C -interface. +Ricoh RN5T567/RN5T618/RC5T619 is a power management IC family which +integrates 3 to 5 step-down DCDC converters, 7 to 10 low-dropout regulators, +GPIOs, and a watchdog timer. It can be controlled through an I2C interface. +The RN5T618/RC5T619 provides additionally a Li-ion battery charger, +fuel gauge, and an ADC. +The RC5T619 additionnally includes USB charger detection and an RTC. Required properties: - compatible: must be one of "ricoh,rn5t567" "ricoh,rn5t618" + "ricoh,rc5t619" - reg: the I2C slave address of the device Sub-nodes: - regulators: the node is required if the regulator functionality is needed. The valid regulator names are: DCDC1, DCDC2, DCDC3, DCDC4 - (RN5T567), LDO1, LDO2, LDO3, LDO4, LDO5, LDORTC1 and LDORTC2. + (RN5T567/RC5T619), LDO1, LDO2, LDO3, LDO4, LDO5, LDO6, LDO7, LDO8, + LDO9, LDO10, LDORTC1 and LDORTC2. + LDO7-10 are specific to RC5T619. The common bindings for each individual regulator can be found in: Documentation/devicetree/bindings/regulator/regulator.txt diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 0fde51e..4ce3b6f 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -894,7 +894,8 @@ config MFD_RN5T618 select MFD_CORE select REGMAP_I2C help - Say yes here to add support for the Ricoh RN5T567 or R5T618 PMIC. + Say yes here to add support for the Ricoh RN5T567, + RN5T618, RC5T619 PMIC. This driver provides common support for accessing the device, additional drivers must be enabled in order to use the functionality of the device. diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c index ee94080..8131d19 100644 --- a/drivers/mfd/rn5t618.c +++ b/drivers/mfd/rn5t618.c @@ -87,6 +87,7 @@ static int rn5t618_restart(struct notifier_block *this, static const struct of_device_id rn5t618_of_match[] = { { .compatible = "ricoh,rn5t567", .data = (void *)RN5T567 }, { .compatible = "ricoh,rn5t618", .data = (void *)RN5T618 }, + { .compatible = "ricoh,rc5t619", .data = (void *)RC5T619 }, { } }; MODULE_DEVICE_TABLE(of, rn5t618_of_match); diff --git a/include/linux/mfd/rn5t618.h b/include/linux/mfd/rn5t618.h index cadc654..e5a6cde 100644 --- a/include/linux/mfd/rn5t618.h +++ b/include/linux/mfd/rn5t618.h @@ -58,10 +58,13 @@ #define RN5T618_DC3CTL2 0x31 #define RN5T618_DC4CTL 0x32 #define RN5T618_DC4CTL2 0x33 +#define RN5T618_DC5CTL 0x34 +#define RN5T618_DC5CTL2 0x35 #define RN5T618_DC1DAC 0x36 #define RN5T618_DC2DAC 0x37 #define RN5T618_DC3DAC 0x38 #define RN5T618_DC4DAC 0x39 +#define RN5T618_DC5DAC 0x3a #define RN5T618_DC1DAC_SLP 0x3b #define RN5T618_DC2DAC_SLP 0x3c #define RN5T618_DC3DAC_SLP 0x3d @@ -77,6 +80,11 @@ #define RN5T618_LDO3DAC 0x4e #define RN5T618_LDO4DAC 0x4f #define RN5T618_LDO5DAC 0x50 +#define RN5T618_LDO6DAC 0x51 +#define RN5T618_LDO7DAC 0x52 +#define RN5T618_LDO8DAC 0x53 +#define RN5T618_LDO9DAC 0x54 +#define RN5T618_LDO10DAC 0x55 #define RN5T618_LDORTCDAC 0x56 #define RN5T618_LDORTC2DAC 0x57 #define RN5T618_LDO1DAC_SLP 0x58 @@ -231,6 +239,7 @@ enum { enum { RN5T567 = 0, RN5T618, + RC5T619, }; struct rn5t618 { -- 2.7.4