Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit faa3b2d5 authored by Laxman Dewangan's avatar Laxman Dewangan Committed by Mark Brown
Browse files

regulator: tps51632: add register property for regmap 



All TPS51632 registers are not readable/writable and
non-volatiles.

Add property of the registers whether it is readable/writable
or volatile for regmap framework.

Signed-off-by: default avatarLaxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent a49f0d1e

drivers/regulator/tps51632-regulator.c

+36 −5
Original line number Original line Diff line number Diff line
@@ -205,18 +205,49 @@ skip_pwm_config: 
	return ret;

	return ret;

}

}





static bool rd_wr_reg(struct device *dev, unsigned int reg)

static bool is_volatile_reg(struct device *dev, unsigned int reg)

{

{

	if ((reg >= 0x8) && (reg <= 0x10))

	switch (reg) {

	case TPS51632_OFFSET_REG:

	case TPS51632_FAULT_REG:

	case TPS51632_IMON_REG:

		return true;

	default:

		return false;

		return false;

	}

}



static bool is_read_reg(struct device *dev, unsigned int reg)

{

	switch (reg) {

	case 0x08 ... 0x0F:

		return false;

	default:

		return true;

		return true;

	}

	}

}



static bool is_write_reg(struct device *dev, unsigned int reg)

{

	switch (reg) {

	case TPS51632_VOLTAGE_SELECT_REG:

	case TPS51632_VOLTAGE_BASE_REG:

	case TPS51632_VMAX_REG:

	case TPS51632_DVFS_CONTROL_REG:

	case TPS51632_POWER_STATE_REG:

	case TPS51632_SLEW_REGS:

		return true;

	default:

		return false;

	}

}





static const struct regmap_config tps51632_regmap_config = {

static const struct regmap_config tps51632_regmap_config = {

	.reg_bits		= 8,

	.reg_bits		= 8,

	.val_bits		= 8,

	.val_bits		= 8,

	.writeable_reg		= rd_wr_reg,

	.writeable_reg		= is_write_reg,

	.readable_reg		= rd_wr_reg,

	.readable_reg		= is_read_reg,

	.volatile_reg		= is_volatile_reg,

	.max_register		= TPS51632_MAX_REG - 1,

	.max_register		= TPS51632_MAX_REG - 1,

	.cache_type		= REGCACHE_RBTREE,

	.cache_type		= REGCACHE_RBTREE,

};

};