Re: [PATCH 55/57] power: ab8500_charger: Add UsbLineCtrl2 reference

From: Anton Vorontsov
Date: Thu Sep 27 2012 - 23:06:25 EST


On Tue, Sep 25, 2012 at 10:12:52AM -0600, mathieu.poirier@xxxxxxxxxx wrote:
> From: Marcus Cooper <marcus.xm.cooper@xxxxxxxxxxxxxx>
>
> When the state of USB Charge detection is changed then the calls
> use a define for another register in other bank. This change
> creates a new define for the correct register and removes the
> magic numbers that are present.
>
> Signed-off-by: Marcus Cooper <marcus.xm.cooper@xxxxxxxxxxxxxx>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
> Reviewed-by: Hakan BERG <hakan.berg@xxxxxxxxxxxxxx>
> Reviewed-by: Jonas ABERG <jonas.aberg@xxxxxxxxxxxxxx>
>
> Conflicts:
>
> drivers/power/ab8500_charger.c

Stray comment.

> ---
> drivers/power/ab8500_charger.c | 11 +++++------
> include/linux/mfd/abx500/ab8500-bm.h | 1 +
> 2 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c
> index 7f8f362..afb4fda 100644
> --- a/drivers/power/ab8500_charger.c
> +++ b/drivers/power/ab8500_charger.c
> @@ -51,6 +51,7 @@
> #define VBUS_DET_DBNC1 0x01
> #define OTP_ENABLE_WD 0x01
> #define DROP_COUNT_RESET 0x01
> +#define USB_CH_DET 0x01
>
> #define MAIN_CH_INPUT_CURR_SHIFT 4
> #define VBUS_IN_CURR_LIM_SHIFT 4
> @@ -2287,9 +2288,8 @@ static void ab8500_charger_usb_link_status_work(struct work_struct *work)
> USB_CH_ENA, USB_CH_ENA);
> /*Enable charger detection*/
> abx500_mask_and_set_register_interruptible(di->dev,
> - AB8500_USB,
> - AB8500_MCH_IPT_CURLVL_REG,
> - 0x01, 0x01);
> + AB8500_USB, AB8500_USB_LINE_CTRL2_REG,
> + USB_CH_DET, USB_CH_DET);
> di->invalid_charger_detect_state = 1;
> /*exit and wait for new link status interrupt.*/
> return;
> @@ -2300,9 +2300,8 @@ static void ab8500_charger_usb_link_status_work(struct work_struct *work)
> "Invalid charger detected, state= 1\n");
> /*Stop charger detection*/
> abx500_mask_and_set_register_interruptible(di->dev,
> - AB8500_USB,
> - AB8500_MCH_IPT_CURLVL_REG,
> - 0x01, 0x00);
> + AB8500_USB, AB8500_USB_LINE_CTRL2_REG,
> + USB_CH_DET, 0x00);
> /*Check link status*/
> if (is_ab8500(di->parent))
> ret = abx500_get_register_interruptible(di->dev,
> diff --git a/include/linux/mfd/abx500/ab8500-bm.h b/include/linux/mfd/abx500/ab8500-bm.h
> index 721bd6d..6b69ad5 100644
> --- a/include/linux/mfd/abx500/ab8500-bm.h
> +++ b/include/linux/mfd/abx500/ab8500-bm.h
> @@ -23,6 +23,7 @@
> * Bank : 0x5
> */
> #define AB8500_USB_LINE_STAT_REG 0x80
> +#define AB8500_USB_LINE_CTRL2_REG 0x82
> #define AB8500_USB_LINK1_STAT_REG 0x94
>
> /*
> --
> 1.7.5.4
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