diff options
author | Dan Murphy <dmurphy@ti.com> | 2019-06-05 07:56:31 -0500 |
---|---|---|
committer | Jacek Anaszewski <jacek.anaszewski@gmail.com> | 2019-06-06 20:38:22 +0200 |
commit | 9c523efb749de01f0ec172d1160bb6ef8d1620a4 (patch) | |
tree | a863aece94b75e64f510a0011b1854fcf7cc680f | |
parent | 4665743276c3e8efaa4da54eabe8f54b2f99e335 (diff) | |
download | linux-9c523efb749de01f0ec172d1160bb6ef8d1620a4.tar.bz2 |
mfd: ti-lmu: Add LM36274 support to the ti-lmu
Add the LM36274 register support to the ti-lmu MFD driver.
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
-rw-r--r-- | drivers/mfd/Kconfig | 5 | ||||
-rw-r--r-- | drivers/mfd/ti-lmu.c | 14 | ||||
-rw-r--r-- | include/linux/mfd/ti-lmu-register.h | 23 | ||||
-rw-r--r-- | include/linux/mfd/ti-lmu.h | 4 |
4 files changed, 43 insertions, 3 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 8933485b28e7..a69aca3c2dab 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1335,9 +1335,8 @@ config MFD_TI_LMU select REGMAP_I2C help Say yes here to enable support for TI LMU chips. - - TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, and LM3695. - It consists of backlight, LED and regulator driver. + TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and + LM36274. It consists of backlight, LED and regulator driver. It provides consistent device controls for lighting functions. config MFD_OMAP_USB_HOST diff --git a/drivers/mfd/ti-lmu.c b/drivers/mfd/ti-lmu.c index 89b1c5b584af..691ab9dd6236 100644 --- a/drivers/mfd/ti-lmu.c +++ b/drivers/mfd/ti-lmu.c @@ -111,6 +111,17 @@ static const struct mfd_cell lm3695_devices[] = { }, }; +static const struct mfd_cell lm36274_devices[] = { + LM363X_REGULATOR(LM36274_BOOST), + LM363X_REGULATOR(LM36274_LDO_POS), + LM363X_REGULATOR(LM36274_LDO_NEG), + { + .name = "lm36274-leds", + .id = LM36274, + .of_compatible = "ti,lm36274-backlight", + }, +}; + #define TI_LMU_DATA(chip, max_reg) \ static const struct ti_lmu_data chip##_data = \ { \ @@ -123,6 +134,7 @@ TI_LMU_DATA(lm3631, LM3631_MAX_REG); TI_LMU_DATA(lm3632, LM3632_MAX_REG); TI_LMU_DATA(lm3633, LM3633_MAX_REG); TI_LMU_DATA(lm3695, LM3695_MAX_REG); +TI_LMU_DATA(lm36274, LM36274_MAX_REG); static int ti_lmu_probe(struct i2c_client *cl, const struct i2c_device_id *id) { @@ -191,6 +203,7 @@ static const struct of_device_id ti_lmu_of_match[] = { { .compatible = "ti,lm3632", .data = &lm3632_data }, { .compatible = "ti,lm3633", .data = &lm3633_data }, { .compatible = "ti,lm3695", .data = &lm3695_data }, + { .compatible = "ti,lm36274", .data = &lm36274_data }, { } }; MODULE_DEVICE_TABLE(of, ti_lmu_of_match); @@ -200,6 +213,7 @@ static const struct i2c_device_id ti_lmu_ids[] = { { "lm3632", LM3632 }, { "lm3633", LM3633 }, { "lm3695", LM3695 }, + { "lm36274", LM36274 }, { } }; MODULE_DEVICE_TABLE(i2c, ti_lmu_ids); diff --git a/include/linux/mfd/ti-lmu-register.h b/include/linux/mfd/ti-lmu-register.h index 76998b01764b..076d8dea38fd 100644 --- a/include/linux/mfd/ti-lmu-register.h +++ b/include/linux/mfd/ti-lmu-register.h @@ -189,4 +189,27 @@ #define LM3695_REG_BRT_MSB 0x14 #define LM3695_MAX_REG 0x14 + +/* LM36274 */ +#define LM36274_REG_REV 0x01 +#define LM36274_REG_BL_CFG_1 0x02 +#define LM36274_REG_BL_CFG_2 0x03 +#define LM36274_REG_BRT_LSB 0x04 +#define LM36274_REG_BRT_MSB 0x05 +#define LM36274_REG_BL_EN 0x08 + +#define LM36274_REG_BIAS_CONFIG_1 0x09 +#define LM36274_EXT_EN_MASK BIT(0) +#define LM36274_EN_VNEG_MASK BIT(1) +#define LM36274_EN_VPOS_MASK BIT(2) + +#define LM36274_REG_BIAS_CONFIG_2 0x0a +#define LM36274_REG_BIAS_CONFIG_3 0x0b +#define LM36274_REG_VOUT_BOOST 0x0c +#define LM36274_REG_VOUT_POS 0x0d +#define LM36274_REG_VOUT_NEG 0x0e +#define LM36274_VOUT_MASK 0x3F + +#define LM36274_MAX_REG 0x13 + #endif diff --git a/include/linux/mfd/ti-lmu.h b/include/linux/mfd/ti-lmu.h index 54e9d272e81c..0957598c7d41 100644 --- a/include/linux/mfd/ti-lmu.h +++ b/include/linux/mfd/ti-lmu.h @@ -26,6 +26,7 @@ enum ti_lmu_id { LM3632, LM3633, LM3695, + LM36274, LMU_MAX_ID, }; @@ -67,6 +68,9 @@ enum lm363x_regulator_id { LM3632_BOOST, /* Boost output */ LM3632_LDO_POS, /* Positive display bias output */ LM3632_LDO_NEG, /* Negative display bias output */ + LM36274_BOOST, /* Boost output */ + LM36274_LDO_POS, /* Positive display bias output */ + LM36274_LDO_NEG, /* Negative display bias output */ }; /** |