From 553ed4b5dff66dbb10c20599e493b72ec6af72ab Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bruno=20Pr=C3=A9mont?= Date: Sat, 8 Aug 2015 17:58:40 +0200 Subject: [PATCH] mfd: axp20x: Add missing registers, and mark more registers volatile MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add an extra set of registers which is necessary tu support the PMICs battery charger function, and mark registers which contain status bits, gpio status, and adc readings as volatile. Signed-off-by: Bruno Prémont Signed-off-by: Hans de Goede Acked-by: Maxime Ripard Signed-off-by: Lee Jones --- drivers/mfd/axp20x.c | 8 +++++++- include/linux/mfd/axp20x.h | 6 ++++++ 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index b369cfce866c..d9f2f967d653 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -61,10 +61,16 @@ static const struct regmap_access_table axp152_volatile_table = { static const struct regmap_range axp20x_writeable_ranges[] = { regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE), regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES), + regmap_reg_range(AXP20X_RDC_H, AXP20X_OCV(AXP20X_OCV_MAX)), }; static const struct regmap_range axp20x_volatile_ranges[] = { + regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_USB_OTG_STATUS), + regmap_reg_range(AXP20X_CHRG_CTRL1, AXP20X_CHRG_CTRL2), regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE), + regmap_reg_range(AXP20X_ACIN_V_ADC_H, AXP20X_IPSOUT_V_HIGH_L), + regmap_reg_range(AXP20X_GPIO20_SS, AXP20X_GPIO3_CTRL), + regmap_reg_range(AXP20X_FG_RES, AXP20X_RDC_L), }; static const struct regmap_access_table axp20x_writeable_table = { @@ -195,7 +201,7 @@ static const struct regmap_config axp20x_regmap_config = { .val_bits = 8, .wr_table = &axp20x_writeable_table, .volatile_table = &axp20x_volatile_table, - .max_register = AXP20X_FG_RES, + .max_register = AXP20X_OCV(AXP20X_OCV_MAX), .cache_type = REGCACHE_RBTREE, }; diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h index 52203d5f7984..cc8ad1e1a307 100644 --- a/include/linux/mfd/axp20x.h +++ b/include/linux/mfd/axp20x.h @@ -190,6 +190,12 @@ enum { #define AXP20X_CC_CTRL 0xb8 #define AXP20X_FG_RES 0xb9 +/* OCV */ +#define AXP20X_RDC_H 0xba +#define AXP20X_RDC_L 0xbb +#define AXP20X_OCV(m) (0xc0 + (m)) +#define AXP20X_OCV_MAX 0xf + /* AXP22X specific registers */ #define AXP22X_BATLOW_THRES1 0xe6