From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Wed, 10 Jun 2015 08:36:52 +0100 Subject: [PATCH 1/8] mfd: axp20x: Add missing registers, and mark more registers volatile In-Reply-To: <1433885881-19809-2-git-send-email-hdegoede@redhat.com> References: <1433885881-19809-1-git-send-email-hdegoede@redhat.com> <1433885881-19809-2-git-send-email-hdegoede@redhat.com> Message-ID: <20150610073652.GY2982@x1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, 09 Jun 2015, Hans de Goede wrote: > 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)), Define 15 please. > }; > > 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 > -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog