power: pmic: add the max8997 controller for DM
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>
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 @@
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-$(CONFIG_PMIC_S2MPS11) += s2mps11.o
obj-$(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;