[U-Boot] [PATCH v2 1/2] misc:pmic:max8997 MAX8997 support for PMIC driver

Mon Apr 2 09:29:32 CEST 2012

On 29/03/2012 13:29, Lukasz Majewski wrote:
> This commit adds support for MAX8997 PMIC driver.
> 
> Signed-off-by: Lukasz Majewski <l.majewski at samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> Cc: Stefano Babic <sbabic at denx.de>
> ---
> Changes for v2:
> - Function for converting voltage to proper register value has been removed
> 
> ---
> 
>  drivers/misc/Makefile       |    1 +
>  drivers/misc/pmic_max8997.c |   43 ++++++++++
>  include/max8997_pmic.h      |  190 +++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 234 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/misc/pmic_max8997.c
>  create mode 100644 include/max8997_pmic.h
> 
> diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
> index a709707..30c7f8d 100644
> --- a/drivers/misc/Makefile
> +++ b/drivers/misc/Makefile
> @@ -39,6 +39,7 @@ COBJS-$(CONFIG_PMIC_FSL) += pmic_fsl.o
>  COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o
>  COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o
>  COBJS-$(CONFIG_PMIC_MAX8998) += pmic_max8998.o
> +COBJS-$(CONFIG_PMIC_MAX8997) += pmic_max8997.o
>  
>  COBJS	:= $(COBJS-y)
>  SRCS	:= $(COBJS:.o=.c)
> diff --git a/drivers/misc/pmic_max8997.c b/drivers/misc/pmic_max8997.c
> new file mode 100644
> index 0000000..de7e9f6
> --- /dev/null
> +++ b/drivers/misc/pmic_max8997.c
> @@ -0,0 +1,43 @@
> +/*
> + *  Copyright (C) 2012 Samsung Electronics
> + *  Lukasz Majewski <l.majewski at samsung.com>
> + *
> + * 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 <common.h>
> +#include <pmic.h>
> +#include <max8997_pmic.h>
> +
> +int pmic_init(void)
> +{
> +	struct pmic *p = get_pmic();
> +	static const char name[] = "MAX8997_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 = MAX8997_I2C_ADDR;
> +	p->hw.i2c.tx_num = 1;
> +	p->bus = I2C_PMIC;
> +
> +	return 0;
> +}
> diff --git a/include/max8997_pmic.h b/include/max8997_pmic.h
> new file mode 100644
> index 0000000..17ae24e
> --- /dev/null
> +++ b/include/max8997_pmic.h
> @@ -0,0 +1,190 @@
> +/*
> + *  Copyright (C) 2011 Samsung Electronics
> + *  Lukasz Majewski <l.majewski at samsung.com>
> + *
> + * 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 __MAX8997_PMIC_H_
> +#define __MAX8997_PMIC_H_
> +
> +/* MAX 8997 registers */
> +enum {
> +	MAX8997_REG_PMIC_ID0	= 0x00,
> +	MAX8997_REG_PMIC_ID1	= 0x01,
> +	MAX8997_REG_INTSRC	= 0x02,
> +	MAX8997_REG_INT1	= 0x03,
> +	MAX8997_REG_INT2	= 0x04,
> +	MAX8997_REG_INT3	= 0x05,
> +	MAX8997_REG_INT4	= 0x06,
> +
> +	MAX8997_REG_INT1MSK	= 0x08,
> +	MAX8997_REG_INT2MSK	= 0x09,
> +	MAX8997_REG_INT3MSK	= 0x0a,
> +	MAX8997_REG_INT4MSK	= 0x0b,
> +
> +	MAX8997_REG_STATUS1	= 0x0d,
> +	MAX8997_REG_STATUS2	= 0x0e,
> +	MAX8997_REG_STATUS3	= 0x0f,
> +	MAX8997_REG_STATUS4	= 0x10,
> +
> +	MAX8997_REG_MAINCON1	= 0x13,
> +	MAX8997_REG_MAINCON2	= 0x14,
> +	MAX8997_REG_BUCKRAMP	= 0x15,
> +
> +	MAX8997_REG_BUCK1CTRL	= 0x18,
> +	MAX8997_REG_BUCK1DVS1	= 0x19,
> +	MAX8997_REG_BUCK1DVS2	= 0x1a,
> +	MAX8997_REG_BUCK1DVS3	= 0x1b,
> +	MAX8997_REG_BUCK1DVS4	= 0x1c,
> +	MAX8997_REG_BUCK1DVS5	= 0x1d,
> +	MAX8997_REG_BUCK1DVS6	= 0x1e,
> +	MAX8997_REG_BUCK1DVS7	= 0x1f,
> +	MAX8997_REG_BUCK1DVS8	= 0x20,
> +	MAX8997_REG_BUCK2CTRL	= 0x21,
> +	MAX8997_REG_BUCK2DVS1	= 0x22,
> +	MAX8997_REG_BUCK2DVS2	= 0x23,
> +	MAX8997_REG_BUCK2DVS3	= 0x24,
> +	MAX8997_REG_BUCK2DVS4	= 0x25,
> +	MAX8997_REG_BUCK2DVS5	= 0x26,
> +	MAX8997_REG_BUCK2DVS6	= 0x27,
> +	MAX8997_REG_BUCK2DVS7	= 0x28,
> +	MAX8997_REG_BUCK2DVS8	= 0x29,
> +	MAX8997_REG_BUCK3CTRL	= 0x2a,
> +	MAX8997_REG_BUCK3DVS	= 0x2b,
> +	MAX8997_REG_BUCK4CTRL	= 0x2c,
> +	MAX8997_REG_BUCK4DVS	= 0x2d,
> +	MAX8997_REG_BUCK5CTRL	= 0x2e,
> +	MAX8997_REG_BUCK5DVS1	= 0x2f,
> +	MAX8997_REG_BUCK5DVS2	= 0x30,
> +	MAX8997_REG_BUCK5DVS3	= 0x31,
> +	MAX8997_REG_BUCK5DVS4	= 0x32,
> +	MAX8997_REG_BUCK5DVS5	= 0x33,
> +	MAX8997_REG_BUCK5DVS6	= 0x34,
> +	MAX8997_REG_BUCK5DVS7	= 0x35,
> +	MAX8997_REG_BUCK5DVS8	= 0x36,
> +	MAX8997_REG_BUCK6CTRL	= 0x37,
> +	MAX8997_REG_BUCK6BPSKIPCTRL	= 0x38,
> +	MAX8997_REG_BUCK7CTRL	= 0x39,
> +	MAX8997_REG_BUCK7DVS	= 0x3a,
> +	MAX8997_REG_LDO1CTRL	= 0x3b,
> +	MAX8997_REG_LDO2CTRL	= 0x3c,
> +	MAX8997_REG_LDO3CTRL	= 0x3d,
> +	MAX8997_REG_LDO4CTRL	= 0x3e,
> +	MAX8997_REG_LDO5CTRL	= 0x3f,
> +	MAX8997_REG_LDO6CTRL	= 0x40,
> +	MAX8997_REG_LDO7CTRL	= 0x41,
> +	MAX8997_REG_LDO8CTRL	= 0x42,
> +	MAX8997_REG_LDO9CTRL	= 0x43,
> +	MAX8997_REG_LDO10CTRL	= 0x44,
> +	MAX8997_REG_LDO11CTRL	= 0x45,
> +	MAX8997_REG_LDO12CTRL	= 0x46,
> +	MAX8997_REG_LDO13CTRL	= 0x47,
> +	MAX8997_REG_LDO14CTRL	= 0x48,
> +	MAX8997_REG_LDO15CTRL	= 0x49,
> +	MAX8997_REG_LDO16CTRL	= 0x4a,
> +	MAX8997_REG_LDO17CTRL	= 0x4b,
> +	MAX8997_REG_LDO18CTRL	= 0x4c,
> +	MAX8997_REG_LDO21CTRL	= 0x4d,
> +
> +	MAX8997_REG_MBCCTRL1	= 0x50,
> +	MAX8997_REG_MBCCTRL2	= 0x51,
> +	MAX8997_REG_MBCCTRL3	= 0x52,
> +	MAX8997_REG_MBCCTRL4	= 0x53,
> +	MAX8997_REG_MBCCTRL5	= 0x54,
> +	MAX8997_REG_MBCCTRL6	= 0x55,
> +	MAX8997_REG_OTPCGHCVS	= 0x56,
> +
> +	MAX8997_REG_SAFEOUTCTRL	= 0x5a,
> +
> +	MAX8997_REG_LBCNFG1	= 0x5e,
> +	MAX8997_REG_LBCNFG2	= 0x5f,
> +	MAX8997_REG_BBCCTRL	= 0x60,
> +
> +	MAX8997_REG_FLASH1_CUR	= 0x63, /* 0x63 ~ 0x6e for FLASH */
> +	MAX8997_REG_FLASH2_CUR	= 0x64,
> +	MAX8997_REG_MOVIE_CUR	= 0x65,
> +	MAX8997_REG_GSMB_CUR	= 0x66,
> +	MAX8997_REG_BOOST_CNTL	= 0x67,
> +	MAX8997_REG_LEN_CNTL	= 0x68,
> +	MAX8997_REG_FLASH_CNTL	= 0x69,
> +	MAX8997_REG_WDT_CNTL	= 0x6a,
> +	MAX8997_REG_MAXFLASH1	= 0x6b,
> +	MAX8997_REG_MAXFLASH2	= 0x6c,
> +	MAX8997_REG_FLASHSTATUS	= 0x6d,
> +	MAX8997_REG_FLASHSTATUSMASK	= 0x6e,
> +
> +	MAX8997_REG_GPIOCNTL1	= 0x70,
> +	MAX8997_REG_GPIOCNTL2	= 0x71,
> +	MAX8997_REG_GPIOCNTL3	= 0x72,
> +	MAX8997_REG_GPIOCNTL4	= 0x73,
> +	MAX8997_REG_GPIOCNTL5	= 0x74,
> +	MAX8997_REG_GPIOCNTL6	= 0x75,
> +	MAX8997_REG_GPIOCNTL7	= 0x76,
> +	MAX8997_REG_GPIOCNTL8	= 0x77,
> +	MAX8997_REG_GPIOCNTL9	= 0x78,
> +	MAX8997_REG_GPIOCNTL10	= 0x79,
> +	MAX8997_REG_GPIOCNTL11	= 0x7a,
> +	MAX8997_REG_GPIOCNTL12	= 0x7b,
> +
> +	MAX8997_REG_LDO1CONFIG	= 0x80,
> +	MAX8997_REG_LDO2CONFIG	= 0x81,
> +	MAX8997_REG_LDO3CONFIG	= 0x82,
> +	MAX8997_REG_LDO4CONFIG	= 0x83,
> +	MAX8997_REG_LDO5CONFIG	= 0x84,
> +	MAX8997_REG_LDO6CONFIG	= 0x85,
> +	MAX8997_REG_LDO7CONFIG	= 0x86,
> +	MAX8997_REG_LDO8CONFIG	= 0x87,
> +	MAX8997_REG_LDO9CONFIG	= 0x88,
> +	MAX8997_REG_LDO10CONFIG	= 0x89,
> +	MAX8997_REG_LDO11CONFIG	= 0x8a,
> +	MAX8997_REG_LDO12CONFIG	= 0x8b,
> +	MAX8997_REG_LDO13CONFIG	= 0x8c,
> +	MAX8997_REG_LDO14CONFIG	= 0x8d,
> +	MAX8997_REG_LDO15CONFIG	= 0x8e,
> +	MAX8997_REG_LDO16CONFIG	= 0x8f,
> +	MAX8997_REG_LDO17CONFIG	= 0x90,
> +	MAX8997_REG_LDO18CONFIG	= 0x91,
> +	MAX8997_REG_LDO21CONFIG	= 0x92,
> +
> +	MAX8997_REG_DVSOKTIMER1	= 0x97,
> +	MAX8997_REG_DVSOKTIMER2	= 0x98,
> +	MAX8997_REG_DVSOKTIMER4	= 0x99,
> +	MAX8997_REG_DVSOKTIMER5	= 0x9a,
> +
> +	PMIC_NUM_OF_REGS = 0x9b,
> +};
> +
> +#define ENSAFEOUT1 (1 << 6)
> +#define ENSAFEOUT2 (1 << 7)
> +
> +#define MAX8997_I2C_ADDR        (0xCC >> 1)
> +#define MAX8997_RTC_ADDR	(0x0C >> 1)
> +#define MAX8997_MUIC_ADDR	(0x4A >> 1)
> +#define MAX8997_FG_ADDR	(0x6C >> 1)
> +
> +enum {
> +	LDO_OFF = 0,
> +	LDO_ON = 1,
> +
> +	DIS_LDO = (0x00 << 6),
> +	EN_LDO = (0x3 << 6),
> +};
> +
> +#endif /* __MAX8997_PMIC_H_ */

Acked-by: Stefano Babic <sbabic at denx.de>

Best regards,
Stefano Babic

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