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authorFabio Estevam <fabio.estevam@freescale.com>2015-07-21 19:48:40 -0300
committerStefano Babic <sbabic@denx.de>2015-07-26 12:11:33 +0200
commita643acd44c342afbbe14eb073f86a6d0a355c121 (patch)
tree234d3e96b3e992346682750fe019998862700726
parent6918f974cf48b31c63f3e975302e8178575aa832 (diff)
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power: pmic: Add support for MAX77696 PMIC
Add support for MAX77696 PMIC. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
-rw-r--r--drivers/power/pmic/Makefile1
-rw-r--r--drivers/power/pmic/pmic_max77696.c32
-rw-r--r--include/power/max77696_pmic.h60
3 files changed, 93 insertions, 0 deletions
diff --git a/drivers/power/pmic/Makefile b/drivers/power/pmic/Makefile
index ae86f04..4ad6df3 100644
--- a/drivers/power/pmic/Makefile
+++ b/drivers/power/pmic/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_DM_PMIC) += pmic-uclass.o
obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o
obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o
obj-$(CONFIG_POWER_LTC3676) += pmic_ltc3676.o
+obj-$(CONFIG_POWER_MAX77696) += pmic_max77696.o
obj-$(CONFIG_POWER_MAX8998) += pmic_max8998.o
obj-$(CONFIG_POWER_MAX8997) += pmic_max8997.o
obj-$(CONFIG_POWER_MUIC_MAX8997) += muic_max8997.o
diff --git a/drivers/power/pmic/pmic_max77696.c b/drivers/power/pmic/pmic_max77696.c
new file mode 100644
index 0000000..93d92f5
--- /dev/null
+++ b/drivers/power/pmic/pmic_max77696.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ * Fabio Estevam <fabio.estevam@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/max77696_pmic.h>
+
+int power_max77696_init(unsigned char bus)
+{
+ static const char name[] = "MAX77696";
+ struct pmic *p = pmic_alloc();
+
+ if (!p) {
+ printf("%s: POWER allocation error!\n", __func__);
+ return -ENOMEM;
+ }
+
+ p->name = name;
+ p->interface = PMIC_I2C;
+ p->number_of_regs = PMIC_NUM_OF_REGS;
+ p->hw.i2c.addr = CONFIG_POWER_MAX77696_I2C_ADDR;
+ p->hw.i2c.tx_num = 1;
+ p->bus = bus;
+
+ return 0;
+}
diff --git a/include/power/max77696_pmic.h b/include/power/max77696_pmic.h
new file mode 100644
index 0000000..71cdf88
--- /dev/null
+++ b/include/power/max77696_pmic.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ * Fabio Estevam <fabio.estevam@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __MAX77696_PMIC_H__
+#define __MAX77696_PMIC_H__
+
+#define CONFIG_POWER_MAX77696_I2C_ADDR 0x3C
+
+enum {
+ L01_CNFG1 = 0x43,
+ L01_CNFG2,
+ L02_CNFG1,
+ L02_CNFG2,
+ L03_CNFG1,
+ L03_CNFG2,
+ L04_CNFG1,
+ L04_CNFG2,
+ L05_CNFG1,
+ L05_CNFG2,
+ L06_CNFG1,
+ L06_CNFG2,
+ L07_CNFG1,
+ L07_CNFG2,
+ L08_CNFG1,
+ L08_CNFG2,
+ L09_CNFG1,
+ L09_CNFG2,
+ L10_CNFG1,
+ L10_CNFG2,
+ LDO_INT1,
+ LDO_INT2,
+ LDO_INT1M,
+ LDO_INT2M,
+ LDO_CNFG3,
+ SW1_CNTRL,
+ SW2_CNTRL,
+ SW3_CNTRL,
+ SW4_CNTRL,
+ EPDCNFG,
+ EPDINTS,
+ EPDINT,
+ EPDINTM,
+ EPDVCOM,
+ EPDVEE,
+ EPDVNEG,
+ EPDVPOS,
+ EPDVDDH,
+ EPDSEQ,
+ EPDOKINTS,
+ CID = 0x9c,
+ PMIC_NUM_OF_REGS,
+};
+
+int power_max77696_init(unsigned char bus);
+
+#endif