From mboxrd@z Thu Jan 1 00:00:00 1970 From: hdegoede@redhat.com (Hans de Goede) Date: Tue, 9 Jun 2015 23:37:54 +0200 Subject: [PATCH 1/8] mfd: axp20x: Add missing registers, and mark more registers volatile In-Reply-To: <1433885881-19809-1-git-send-email-hdegoede@redhat.com> References: <1433885881-19809-1-git-send-email-hdegoede@redhat.com> Message-ID: <1433885881-19809-2-git-send-email-hdegoede@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Bruno Pr?mont 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. Cc: Bruno Pr?mont Signed-off-by: Hans de Goede --- drivers/mfd/axp20x.c | 6 ++++++ include/linux/mfd/axp20x.h | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index 6df9155..6ffbc11 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -39,10 +39,16 @@ static const char * const axp20x_model_names[] = { 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(15)), }; 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 = { diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h index 95568eb..f4290ae 100644 --- a/include/linux/mfd/axp20x.h +++ b/include/linux/mfd/axp20x.h @@ -151,6 +151,11 @@ 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)) + /* AXP22X specific registers */ #define AXP22X_BATLOW_THRES1 0xe6 -- 2.3.6