* [PATCH 0/3] extcon: Add missing function defintion and update extcon driver [not found] <CGME20210215094951epcas1p1f9ab27ece5ee0deaf64ac1f593bdc976@epcas1p1.samsung.com> @ 2021-02-15 10:06 ` Chanwoo Choi [not found] ` <CGME20210215094951epcas1p1dd89e994519ae901dcbc743d0a9ae669@epcas1p1.samsung.com> ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: Chanwoo Choi @ 2021-02-15 10:06 UTC (permalink / raw) To: gregkh; +Cc: cw00.choi, chanwoo, myungjoo.ham, linux-kernel Instead of pull request for extcon next of v5.12, send the patches because the pull request was too late for merging them. Detailed description of this patchset as following: - Add missing function definitions for extcon_register_notifier() - Add charging interrupt handling such as CHGINS and CHGRM interrupt for extcon-max8997.c - Detect OTG when USB_ID is connected to ground for extcon-sm5502.c Reference of previous pull request, [1] [GIT PULL ,v3] extcon next for v5.12 - https://lore.kernel.org/patchwork/patch/1380533/ [2] [GIT PULL v2] extcon next for v5.12 - https://lore.kernel.org/patchwork/patch/1379836/ [3] [GIT PULL] extcon next for v5.12 - https://lore.kernel.org/patchwork/patch/1378261/ Krzysztof Kozlowski (1): extcon: Add stubs for extcon_register_notifier_all() functions Nikita Travkin (1): extcon: sm5502: Detect OTG when USB_ID is connected to ground Timon Baetz (1): extcon: max8997: Add CHGINS and CHGRM interrupt handling drivers/extcon/extcon-max8997.c | 4 ++++ drivers/extcon/extcon-sm5502.c | 22 ++++++++++++++++++++-- include/linux/extcon.h | 23 +++++++++++++++++++++++ 3 files changed, 47 insertions(+), 2 deletions(-) -- 2.17.1 ^ permalink raw reply [flat|nested] 4+ messages in thread
[parent not found: <CGME20210215094951epcas1p1dd89e994519ae901dcbc743d0a9ae669@epcas1p1.samsung.com>]
* [PATCH 1/3] extcon: Add stubs for extcon_register_notifier_all() functions [not found] ` <CGME20210215094951epcas1p1dd89e994519ae901dcbc743d0a9ae669@epcas1p1.samsung.com> @ 2021-02-15 10:06 ` Chanwoo Choi 0 siblings, 0 replies; 4+ messages in thread From: Chanwoo Choi @ 2021-02-15 10:06 UTC (permalink / raw) To: gregkh Cc: cw00.choi, chanwoo, myungjoo.ham, linux-kernel, Krzysztof Kozlowski From: Krzysztof Kozlowski <krzk@kernel.org> Add stubs for extcon_register_notifier_all() function for !CONFIG_EXTCON case. This is useful for compile testing and for drivers which use EXTCON but do not require it (therefore do not depend on CONFIG_EXTCON). Fixes: 815429b39d94 ("extcon: Add new extcon_register_notifier_all() to monitor all external connectors") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> --- include/linux/extcon.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/include/linux/extcon.h b/include/linux/extcon.h index fd183fb9c20f..0c19010da77f 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -271,6 +271,29 @@ static inline void devm_extcon_unregister_notifier(struct device *dev, struct extcon_dev *edev, unsigned int id, struct notifier_block *nb) { } +static inline int extcon_register_notifier_all(struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline int extcon_unregister_notifier_all(struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline int devm_extcon_register_notifier_all(struct device *dev, + struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline void devm_extcon_unregister_notifier_all(struct device *dev, + struct extcon_dev *edev, + struct notifier_block *nb) { } + static inline struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) { return ERR_PTR(-ENODEV); -- 2.17.1 ^ permalink raw reply related [flat|nested] 4+ messages in thread
[parent not found: <CGME20210215094951epcas1p154078de1f5752fdcbb080056771c0c66@epcas1p1.samsung.com>]
* [PATCH 2/3] extcon: max8997: Add CHGINS and CHGRM interrupt handling [not found] ` <CGME20210215094951epcas1p154078de1f5752fdcbb080056771c0c66@epcas1p1.samsung.com> @ 2021-02-15 10:06 ` Chanwoo Choi 0 siblings, 0 replies; 4+ messages in thread From: Chanwoo Choi @ 2021-02-15 10:06 UTC (permalink / raw) To: gregkh; +Cc: cw00.choi, chanwoo, myungjoo.ham, linux-kernel, Timon Baetz From: Timon Baetz <timon.baetz@protonmail.com> This allows the MAX8997 charger to set the current limit depending on the detected extcon charger type. Signed-off-by: Timon Baetz <timon.baetz@protonmail.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> --- drivers/extcon/extcon-max8997.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c index 337b0eea4e62..e1408075ef7d 100644 --- a/drivers/extcon/extcon-max8997.c +++ b/drivers/extcon/extcon-max8997.c @@ -44,6 +44,8 @@ static struct max8997_muic_irq muic_irqs[] = { { MAX8997_MUICIRQ_ChgDetRun, "muic-CHGDETRUN" }, { MAX8997_MUICIRQ_ChgTyp, "muic-CHGTYP" }, { MAX8997_MUICIRQ_OVP, "muic-OVP" }, + { MAX8997_PMICIRQ_CHGINS, "pmic-CHGINS" }, + { MAX8997_PMICIRQ_CHGRM, "pmic-CHGRM" }, }; /* Define supported cable type */ @@ -538,6 +540,8 @@ static void max8997_muic_irq_work(struct work_struct *work) case MAX8997_MUICIRQ_DCDTmr: case MAX8997_MUICIRQ_ChgDetRun: case MAX8997_MUICIRQ_ChgTyp: + case MAX8997_PMICIRQ_CHGINS: + case MAX8997_PMICIRQ_CHGRM: /* Handle charger cable */ ret = max8997_muic_chg_handler(info); break; -- 2.17.1 ^ permalink raw reply related [flat|nested] 4+ messages in thread
[parent not found: <CGME20210215094951epcas1p3a7532c112193cbc9c2f3aa37a30ece33@epcas1p3.samsung.com>]
* [PATCH 3/3] extcon: sm5502: Detect OTG when USB_ID is connected to ground [not found] ` <CGME20210215094951epcas1p3a7532c112193cbc9c2f3aa37a30ece33@epcas1p3.samsung.com> @ 2021-02-15 10:06 ` Chanwoo Choi 0 siblings, 0 replies; 4+ messages in thread From: Chanwoo Choi @ 2021-02-15 10:06 UTC (permalink / raw) To: gregkh; +Cc: cw00.choi, chanwoo, myungjoo.ham, linux-kernel, Nikita Travkin From: Nikita Travkin <nikitos.tr@gmail.com> In it's curent state this driver ignores OTG adapters with ID pin connected to ground. This commit adds a check to set extcon into host mode when such OTG adapter is connected. Signed-off-by: Nikita Travkin <nikitos.tr@gmail.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> --- drivers/extcon/extcon-sm5502.c | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c index 106d4da647bd..db41d1c58efd 100644 --- a/drivers/extcon/extcon-sm5502.c +++ b/drivers/extcon/extcon-sm5502.c @@ -144,6 +144,7 @@ enum sm5502_muic_acc_type { SM5502_MUIC_ADC_AUDIO_TYPE1_FULL_REMOTE = 0x3e, /* | 001|11110| */ SM5502_MUIC_ADC_AUDIO_TYPE1_SEND_END = 0x5e, /* | 010|11110| */ /* |Dev Type1|--ADC| */ + SM5502_MUIC_ADC_GROUND_USB_OTG = 0x80, /* | 100|00000| */ SM5502_MUIC_ADC_OPEN_USB = 0x5f, /* | 010|11111| */ SM5502_MUIC_ADC_OPEN_TA = 0xdf, /* | 110|11111| */ SM5502_MUIC_ADC_OPEN_USB_OTG = 0xff, /* | 111|11111| */ @@ -291,11 +292,27 @@ static unsigned int sm5502_muic_get_cable_type(struct sm5502_muic_info *info) * connected with to MUIC device. */ cable_type = adc & SM5502_REG_ADC_MASK; - if (cable_type == SM5502_MUIC_ADC_GROUND) - return SM5502_MUIC_ADC_GROUND; switch (cable_type) { case SM5502_MUIC_ADC_GROUND: + ret = regmap_read(info->regmap, SM5502_REG_DEV_TYPE1, + &dev_type1); + if (ret) { + dev_err(info->dev, "failed to read DEV_TYPE1 reg\n"); + return ret; + } + + switch (dev_type1) { + case SM5502_REG_DEV_TYPE1_USB_OTG_MASK: + cable_type = SM5502_MUIC_ADC_GROUND_USB_OTG; + break; + default: + dev_dbg(info->dev, + "cannot identify the cable type: adc(0x%x), dev_type1(0x%x)\n", + adc, dev_type1); + return -EINVAL; + } + break; case SM5502_MUIC_ADC_SEND_END_BUTTON: case SM5502_MUIC_ADC_REMOTE_S1_BUTTON: case SM5502_MUIC_ADC_REMOTE_S2_BUTTON: @@ -396,6 +413,7 @@ static int sm5502_muic_cable_handler(struct sm5502_muic_info *info, con_sw = DM_DP_SWITCH_OPEN; vbus_sw = VBUSIN_SWITCH_VBUSOUT; break; + case SM5502_MUIC_ADC_GROUND_USB_OTG: case SM5502_MUIC_ADC_OPEN_USB_OTG: id = EXTCON_USB_HOST; con_sw = DM_DP_SWITCH_USB; -- 2.17.1 ^ permalink raw reply related [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-02-15 9:51 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <CGME20210215094951epcas1p1f9ab27ece5ee0deaf64ac1f593bdc976@epcas1p1.samsung.com> 2021-02-15 10:06 ` [PATCH 0/3] extcon: Add missing function defintion and update extcon driver Chanwoo Choi [not found] ` <CGME20210215094951epcas1p1dd89e994519ae901dcbc743d0a9ae669@epcas1p1.samsung.com> 2021-02-15 10:06 ` [PATCH 1/3] extcon: Add stubs for extcon_register_notifier_all() functions Chanwoo Choi [not found] ` <CGME20210215094951epcas1p154078de1f5752fdcbb080056771c0c66@epcas1p1.samsung.com> 2021-02-15 10:06 ` [PATCH 2/3] extcon: max8997: Add CHGINS and CHGRM interrupt handling Chanwoo Choi [not found] ` <CGME20210215094951epcas1p3a7532c112193cbc9c2f3aa37a30ece33@epcas1p3.samsung.com> 2021-02-15 10:06 ` [PATCH 3/3] extcon: sm5502: Detect OTG when USB_ID is connected to ground Chanwoo Choi
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