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

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Message-ID: <20120928025813.GN5040@lizard>
Date:	Thu, 27 Sep 2012 19:58:13 -0700
From:	Anton Vorontsov <anton.vorontsov@...aro.org>
To:	mathieu.poirier@...aro.org
Cc:	linux-kernel@...r.kernel.org, dwmw2@...radead.org
Subject: Re: [PATCH 55/57] power: ab8500_charger: Add UsbLineCtrl2 reference

On Tue, Sep 25, 2012 at 10:12:52AM -0600, mathieu.poirier@...aro.org wrote:
> From: Marcus Cooper <marcus.xm.cooper@...ricsson.com>
> 
> 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@...ricsson.com>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>
> Reviewed-by: Hakan BERG <hakan.berg@...ricsson.com>
> Reviewed-by: Jonas ABERG <jonas.aberg@...ricsson.com>
> 
> 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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