redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

mfd: da9063: Add custom regmap for DA9063L 

The DA9063L does not have an RTC. Add custom regmap for DA9063L to
prevent access into that register block.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
hifive-unleashed-5.1
Marek Vasut 2018-06-11 13:58:47 +02:00 committed by Lee Jones
parent 8ae81814cc
commit 4bd6ad0adb
1 changed files with 48 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
drivers/mfd/da9063-i2c.c
View File

@ -118,6 +118,50 @@ static const struct regmap_access_table da9063_bb_volatile_table = {
.n_yes_ranges = ARRAY_SIZE(da9063_bb_volatile_ranges),
};
static const struct regmap_range da9063l_bb_readable_ranges[] = {
regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_MON_A10_RES),
regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31),
regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW),
regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_BB_REG_GP_ID_19),
regmap_reg_range(DA9063_REG_CHIP_ID, DA9063_REG_CHIP_VARIANT),
};
static const struct regmap_range da9063l_bb_writeable_ranges[] = {
regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON),
regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON),
regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31),
regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW),
regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_BB_REG_MON_REG_4),
regmap_reg_range(DA9063_BB_REG_GP_ID_0, DA9063_BB_REG_GP_ID_19),
};
static const struct regmap_range da9063l_bb_volatile_ranges[] = {
regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_EVENT_D),
regmap_reg_range(DA9063_REG_CONTROL_A, DA9063_REG_CONTROL_B),
regmap_reg_range(DA9063_REG_CONTROL_E, DA9063_REG_CONTROL_F),
regmap_reg_range(DA9063_REG_BCORE2_CONT, DA9063_REG_LDO11_CONT),
regmap_reg_range(DA9063_REG_DVC_1, DA9063_REG_ADC_MAN),
regmap_reg_range(DA9063_REG_ADC_RES_L, DA9063_REG_MON_A10_RES),
regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_SEQ),
regmap_reg_range(DA9063_REG_EN_32K, DA9063_REG_EN_32K),
regmap_reg_range(DA9063_BB_REG_MON_REG_5, DA9063_BB_REG_MON_REG_6),
};
static const struct regmap_access_table da9063l_bb_readable_table = {
.yes_ranges = da9063l_bb_readable_ranges,
.n_yes_ranges = ARRAY_SIZE(da9063l_bb_readable_ranges),
};
static const struct regmap_access_table da9063l_bb_writeable_table = {
.yes_ranges = da9063l_bb_writeable_ranges,
.n_yes_ranges = ARRAY_SIZE(da9063l_bb_writeable_ranges),
};
static const struct regmap_access_table da9063l_bb_volatile_table = {
.yes_ranges = da9063l_bb_volatile_ranges,
.n_yes_ranges = ARRAY_SIZE(da9063l_bb_volatile_ranges),
};
static const struct regmap_range_cfg da9063_range_cfg[] = {
{
.range_min = DA9063_REG_PAGE_CON,
@ -164,6 +208,10 @@ static int da9063_i2c_probe(struct i2c_client *i2c,
da9063_regmap_config.rd_table = &da9063_ad_readable_table;
da9063_regmap_config.wr_table = &da9063_ad_writeable_table;
da9063_regmap_config.volatile_table = &da9063_ad_volatile_table;
} else if (da9063->type == PMIC_TYPE_DA9063L) {
da9063_regmap_config.rd_table = &da9063l_bb_readable_table;
da9063_regmap_config.wr_table = &da9063l_bb_writeable_table;
da9063_regmap_config.volatile_table = &da9063l_bb_volatile_table;
} else {
da9063_regmap_config.rd_table = &da9063_bb_readable_table;
da9063_regmap_config.wr_table = &da9063_bb_writeable_table;