When USB cable is connected to jig, device disables console. This patch forces using UART when jig cable is connected. It allows to charge the device, which also prevents it from sleeping.
Signed-off-by: Dmitry Kasatkin <[email protected]> Signed-off-by: Jonghwa Lee <[email protected]> Signed-off-by: MyungJoo Ham <[email protected]> --- drivers/extcon/extcon-max77693.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index 1b194b3..862d68f 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -296,10 +296,18 @@ static int max77693_muic_set_path(struct max77693_muic_info *info, return ret; } - if (attached) - ctrl1 = val; - else + if (attached) { + if (info->prev_cable_type == + MAX77693_MUIC_ADC_FACTORY_MODE_UART_OFF) { + /* if cable_type is jig, then force UART */ + dev_info(info->dev, "For jig force using UART path\n"); + ctrl1 = CONTROL1_SW_UART; + } else { + ctrl1 = val; + } + } else { ctrl1 = CONTROL1_SW_OPEN; + } ret = max77693_update_reg(info->max77693->regmap_muic, MAX77693_MUIC_REG_CTRL1, ctrl1, COMP_SW_MASK); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
