diff options
| author | Chanwoo Choi <cw00.choi@samsung.com> | 2012-12-06 21:27:56 +0900 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2013-01-15 15:42:16 +0900 |
| commit | 2b75799f5ae9f31ea9778003591fd295d3bc3159 (patch) | |
| tree | 8f1075cf7dfbd85fc5c6d9b8885fbcb8bb6cc3c7 /drivers/extcon | |
| parent | ae3b3215f8e16ee8234024c77787bac9befb4f4c (diff) | |
| download | linux-2b75799f5ae9f31ea9778003591fd295d3bc3159.tar.bz2 | |
extcon: max77693: Set default uart/usb path by using platform data
This patch determine default uart/usb path by using platform data.
The MAX77693 MUIC device can possibliy set USB/UART/AUDIO/USB_AUX
/UART_AUX to internal h/w path of MUIC device. So, drvier should
determine default uart/usb path.
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Myungjoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'drivers/extcon')
| -rw-r--r-- | drivers/extcon/extcon-max77693.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index 7b7f1a2a0846..abab068adc35 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -63,6 +63,13 @@ struct max77693_muic_info { /* Button of dock device */ struct input_dev *dock; + + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + int path_usb; + int path_uart; }; enum max77693_muic_cable_group { @@ -1058,6 +1065,23 @@ static int max77693_muic_probe(struct platform_device *pdev) = muic_pdata->init_data[i].data; } + /* + * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB + * h/w path of COMP2/COMN1 on CONTROL1 register. + */ + if (muic_pdata->path_uart) + info->path_uart = muic_pdata->path_uart; + else + info->path_uart = CONTROL1_SW_UART; + + if (muic_pdata->path_usb) + info->path_usb = muic_pdata->path_usb; + else + info->path_usb = CONTROL1_SW_USB; + + /* Set initial path for UART */ + max77693_muic_set_path(info, info->path_uart, true); + /* Check revision number of MUIC device*/ ret = max77693_read_reg(info->max77693->regmap_muic, MAX77693_MUIC_REG_ID, &id); |