From: Łukasz Majewski Date: Mon, 3 Oct 2011 19:45:50 +0000 (+0000) Subject: misc:pmic:max8998 MAX8998 support at a new PMIC driver. X-Git-Tag: v2011.12-rc1~343^2~69 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=993858585decc107ddcd7db9c1d374e80ed93d7f;p=kernel%2Fu-boot.git misc:pmic:max8998 MAX8998 support at a new PMIC driver. This commit adds support for MAX8998 PMIC driver. Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park Cc: Stefano Babic --- diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile index 91c5bfa..6d82c22 100644 --- a/drivers/misc/Makefile +++ b/drivers/misc/Makefile @@ -38,6 +38,7 @@ COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o COBJS-$(CONFIG_PMIC) += pmic_core.o COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o +COBJS-$(CONFIG_PMIC_MAX8998) += pmic_max8998.o COBJS := $(COBJS-y) SRCS := $(COBJS:.o=.c) diff --git a/drivers/misc/pmic_max8998.c b/drivers/misc/pmic_max8998.c new file mode 100644 index 0000000..cc69fd7 --- /dev/null +++ b/drivers/misc/pmic_max8998.c @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2011 Samsung Electronics + * Lukasz Majewski + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +int pmic_init(void) +{ + struct pmic *p = get_pmic(); + static const char name[] = "MAX8998_PMIC"; + + puts("Board PMIC init\n"); + + p->name = name; + p->interface = PMIC_I2C; + p->number_of_regs = PMIC_NUM_OF_REGS; + p->hw.i2c.addr = MAX8998_I2C_ADDR; + p->hw.i2c.tx_num = 1; + p->bus = I2C_PMIC; + + return 0; +} diff --git a/include/max8998_pmic.h b/include/max8998_pmic.h new file mode 100644 index 0000000..bf28820 --- /dev/null +++ b/include/max8998_pmic.h @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2011 Samsung Electronics + * Lukasz Majewski + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __MAX8998_PMIC_H_ +#define __MAX8998_PMIC_H_ + +/* MAX 8998 registers */ +enum { + MAX8998_REG_IRQ1, + MAX8998_REG_IRQ2, + MAX8998_REG_IRQ3, + MAX8998_REG_IRQ4, + MAX8998_REG_IRQM1, + MAX8998_REG_IRQM2, + MAX8998_REG_IRQM3, + MAX8998_REG_IRQM4, + MAX8998_REG_STATUS1, + MAX8998_REG_STATUS2, + MAX8998_REG_STATUSM1, + MAX8998_REG_STATUSM2, + MAX8998_REG_CHGR1, + MAX8998_REG_CHGR2, + MAX8998_REG_LDO_ACTIVE_DISCHARGE1, + MAX8998_REG_LDO_ACTIVE_DISCHARGE2, + MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, + MAX8998_REG_ONOFF1, + MAX8998_REG_ONOFF2, + MAX8998_REG_ONOFF3, + MAX8998_REG_ONOFF4, + MAX8998_REG_BUCK1_VOLTAGE1, + MAX8998_REG_BUCK1_VOLTAGE2, + MAX8998_REG_BUCK1_VOLTAGE3, + MAX8998_REG_BUCK1_VOLTAGE4, + MAX8998_REG_BUCK2_VOLTAGE1, + MAX8998_REG_BUCK2_VOLTAGE2, + MAX8998_REG_BUCK3, + MAX8998_REG_BUCK4, + MAX8998_REG_LDO2_LDO3, + MAX8998_REG_LDO4, + MAX8998_REG_LDO5, + MAX8998_REG_LDO6, + MAX8998_REG_LDO7, + MAX8998_REG_LDO8_LDO9, + MAX8998_REG_LDO10_LDO11, + MAX8998_REG_LDO12, + MAX8998_REG_LDO13, + MAX8998_REG_LDO14, + MAX8998_REG_LDO15, + MAX8998_REG_LDO16, + MAX8998_REG_LDO17, + MAX8998_REG_BKCHR, + MAX8998_REG_LBCNFG1, + MAX8998_REG_LBCNFG2, + PMIC_NUM_OF_REGS, +}; + +#define MAX8998_LDO3 (1 << 2) +#define MAX8998_LDO8 (1 << 5) + +#define MAX8998_I2C_ADDR (0xCC >> 1) + +enum { LDO_OFF, LDO_ON }; + +#endif /* __MAX8998_PMIC_H_ */