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From ec05e8de55043b87a1dafccec5477db9a6ecf9a1 Mon Sep 17 00:00:00 2001
From: Dmitry Kasatkin <d.kasatkin@samsung.com>
Date: Fri, 10 Jan 2014 20:13:40 +0900
Subject: [PATCH 1079/1302] extcon: max77693: Force using UART path for jig
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.
Change-Id: Ie0c8c29f40cdbed5cdad608950a6c5c428cd0fab
Signed-off-by: Dmitry Kasatkin <d.kasatkin@samsung.com>
Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
[Author information corrected and style fixed.]
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
---
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 3cde41b4..903c507 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -293,10 +293,18 @@ 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);
--
1.8.3.2
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