Add the max8997 controller for Driver model. Exynos4210 is using max8997 pmic controller. (pmic_max8997.c should be deprecated.)
Signed-off-by: Jaehoon Chung jh80.chung@samsung.com Reviewed-by: Simon Glass sjg@chromium.org --- Changelog on V2: - Add the descirption in more detail - Change from DM_PMIC_MAX8997 to PMIC_MAX8997 - Fixes header file ordering
drivers/power/pmic/Kconfig | 15 +++++++++++ drivers/power/pmic/Makefile | 1 + drivers/power/pmic/max8997.c | 61 ++++++++++++++++++++++++++++++++++++++++++++ drivers/power/pmic/max8998.c | 2 +- 4 files changed, 78 insertions(+), 1 deletion(-) create mode 100644 drivers/power/pmic/max8997.c
diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig index e7cc405..03fea07 100644 --- a/drivers/power/pmic/Kconfig +++ b/drivers/power/pmic/Kconfig @@ -61,6 +61,21 @@ config DM_PMIC_MAX8998 This config enables implementation of driver-model pmic uclass features for PMIC MAX8998. The driver implements read/write operations.
+config PMIC_MAX8997 + bool "Enable Driver Model for PMIC MAX8997" + depends on DM_PMIC + ---help--- + This config enables implementation of driver-model pmic uclass features + for PMIC MAX8997. The driver implements read/write operations. + This is a Power Management IC with RTC, Fuel Gauge, MUIC control on Chip. + - 21x LDOs + - 12x GPIOs + - Haptic Motor driver + - RTC with two alarms + - Fueal Gauge and One backup battery charger + - MUIC + - Others + config PMIC_PM8916 bool "Enable Driver Model for Qualcomm PM8916 PMIC" depends on DM_PMIC diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile index 8615939..40240c7 100644 --- a/drivers/power/pmic/Makefile +++ b/drivers/power/pmic/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o obj-$(CONFIG_PMIC_S2MPS11) += s2mps11.o obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o obj-$(CONFIG_PMIC_ACT8846) += act8846.o +obj-$(CONFIG_PMIC_MAX8997) += max8997.o obj-$(CONFIG_PMIC_PM8916) += pm8916.o obj-$(CONFIG_PMIC_RK808) += rk808.o obj-$(CONFIG_PMIC_RN5T567) += rn5t567.o diff --git a/drivers/power/pmic/max8997.c b/drivers/power/pmic/max8997.c new file mode 100644 index 0000000..f749d7d --- /dev/null +++ b/drivers/power/pmic/max8997.c @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2016 Samsung Electronics + * Jaehoon Chung jh80.chung@samsung.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <i2c.h> +#include <power/pmic.h> +#include <power/max8997_pmic.h> +#include <errno.h> + +DECLARE_GLOBAL_DATA_PTR; + +static int max8997_reg_count(struct udevice *dev) +{ + return PMIC_NUM_OF_REGS; +} + +static int max8997_write(struct udevice *dev, uint reg, const uint8_t *buff, + int len) +{ + int ret; + + ret = dm_i2c_write(dev, reg, buff, len); + if (ret) + error("write error to device: %p register: %#x!", dev, reg); + + return ret; +} + +static int max8997_read(struct udevice *dev, uint reg, uint8_t *buff, int len) +{ + int ret; + + ret = dm_i2c_read(dev, reg, buff, len); + if (ret) + error("read error from device: %p register: %#x!", dev, reg); + + return ret; +} + +static struct dm_pmic_ops max8997_ops = { + .reg_count = max8997_reg_count, + .read = max8997_read, + .write = max8997_write, +}; + +static const struct udevice_id max8997_ids[] = { + { .compatible = "maxim,max8997" }, + { }, +}; + +U_BOOT_DRIVER(pmic_max8997) = { + .name = "max8997_pmic", + .id = UCLASS_PMIC, + .of_match = max8997_ids, + .ops = &max8997_ops, +}; diff --git a/drivers/power/pmic/max8998.c b/drivers/power/pmic/max8998.c index 3baa8da..7c4773c 100644 --- a/drivers/power/pmic/max8998.c +++ b/drivers/power/pmic/max8998.c @@ -7,10 +7,10 @@
#include <common.h> #include <dm.h> +#include <errno.h> #include <i2c.h> #include <power/pmic.h> #include <power/max8998_pmic.h> -#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;