diff options
| author | Marcus Cooper <marcus.xm.cooper@stericsson.com> | 2012-08-30 14:12:53 +0200 |
|---|---|---|
| committer | Mathieu J. Poirier <mathieu.poirier@linaro.org> | 2012-09-18 07:54:46 -0600 |
| commit | 91b52ddbc11afe86811d12a2538c28db4ae396c8 (patch) | |
| tree | 91d0d937919adc6104f030cb3ab02845173c2230 | |
| parent | 27d35a97eb9371a98044ffbef4cb883adec8a7b0 (diff) | |
power: ab8500-charger: Use USBLink1Status Register
The newer AB's such as the AB8505, AB9540 etc include a
USBLink1 Status register which detects a larger range of
external devices. This should be used instead of the
USBLine Status register.
Signed-off-by: Marcus Cooper <marcus.xm.cooper@stericsson.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Hakan BERG <hakan.berg@stericsson.com>
Reviewed-by: Yang QU <yang.qu@stericsson.com>
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
| -rw-r--r-- | drivers/power/ab8500_charger.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c index a5e4bddcf119..7969f77acbac 100644 --- a/drivers/power/ab8500_charger.c +++ b/drivers/power/ab8500_charger.c @@ -2258,8 +2258,13 @@ static void ab8500_charger_usb_link_status_work(struct work_struct *work) * to start the charging process. but by jumping * thru a few hoops it can be forced to start. */ - ret = abx500_get_register_interruptible(di->dev, AB8500_USB, - AB8500_USB_LINE_STAT_REG, &val); + if (is_ab8500(di->parent)) + ret = abx500_get_register_interruptible(di->dev, AB8500_USB, + AB8500_USB_LINE_STAT_REG, &val); + else + ret = abx500_get_register_interruptible(di->dev, AB8500_USB, + AB8500_USB_LINK1_STAT_REG, &val); + if (ret >= 0) dev_dbg(di->dev, "UsbLineStatus register = 0x%02x\n", val); else @@ -2299,10 +2304,15 @@ static void ab8500_charger_usb_link_status_work(struct work_struct *work) AB8500_MCH_IPT_CURLVL_REG, 0x01, 0x00); /*Check link status*/ - ret = abx500_get_register_interruptible(di->dev, - AB8500_USB, - AB8500_USB_LINE_STAT_REG, - &val); + if (is_ab8500(di->parent)) + ret = abx500_get_register_interruptible(di->dev, + AB8500_USB, AB8500_USB_LINE_STAT_REG, + &val); + else + ret = abx500_get_register_interruptible(di->dev, + AB8500_USB, AB8500_USB_LINK1_STAT_REG, + &val); + dev_dbg(di->dev, "USB link status= 0x%02x\n", (val & link_status) >> USB_LINK_STATUS_SHIFT); di->invalid_charger_detect_state = 2; |