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From: Abdel Alkuor <alkuor@gmail.com>
To: heikki.krogerus@linux.intel.com,
	krzysztof.kozlowski+dt@linaro.org, bryan.odonoghue@linaro.org
Cc: gregkh@linuxfoundation.org, robh+dt@kernel.org,
	linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
	conor+dt@kernel.org, linux-kernel@vger.kernel.org,
	abdelalkuor@geotab.com, Abdel Alkuor <alkuor@gmail.com>
Subject: [PATCH v5 03/15] USB: typec: Add patch mode to tps6598x
Date: Sun, 17 Sep 2023 11:26:27 -0400	[thread overview]
Message-ID: <20230917152639.21443-4-alkuor@gmail.com> (raw)
In-Reply-To: <20230917152639.21443-1-alkuor@gmail.com>

TPS25750 has a patch mode indicating the device requires
a configuration to get the device into operational mode

Signed-off-by: Abdel Alkuor <alkuor@gmail.com>
---
 drivers/usb/typec/tipd/core.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index a8aee4e1aeba..6d2151325fbb 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -68,6 +68,7 @@ enum {
 	TPS_MODE_BOOT,
 	TPS_MODE_BIST,
 	TPS_MODE_DISC,
+	TPS_MODE_PTCH,
 };
 
 static const char *const modes[] = {
@@ -75,6 +76,7 @@ static const char *const modes[] = {
 	[TPS_MODE_BOOT]	= "BOOT",
 	[TPS_MODE_BIST]	= "BIST",
 	[TPS_MODE_DISC]	= "DISC",
+	[TPS_MODE_PTCH] = "PTCH",
 };
 
 /* Unrecognized commands will be replaced with "!CMD" */
@@ -576,7 +578,7 @@ static void tps6598x_poll_work(struct work_struct *work)
 			   &tps->wq_poll, msecs_to_jiffies(POLL_INTERVAL));
 }
 
-static int tps6598x_check_mode(struct tps6598x *tps)
+static int tps6598x_check_mode(struct tps6598x *tps, u8 *curr_mode)
 {
 	char mode[5] = { };
 	int ret;
@@ -585,8 +587,11 @@ static int tps6598x_check_mode(struct tps6598x *tps)
 	if (ret)
 		return ret;
 
-	switch (match_string(modes, ARRAY_SIZE(modes), mode)) {
+	*curr_mode = match_string(modes, ARRAY_SIZE(modes), mode);
+
+	switch (*curr_mode) {
 	case TPS_MODE_APP:
+	case TPS_MODE_PTCH:
 		return 0;
 	case TPS_MODE_BOOT:
 		dev_warn(tps->dev, "dead-battery condition\n");
@@ -715,6 +720,7 @@ static int tps6598x_probe(struct i2c_client *client)
 	u32 vid;
 	int ret;
 	u64 mask1;
+	u8 mode;
 
 	tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL);
 	if (!tps)
@@ -759,7 +765,7 @@ static int tps6598x_probe(struct i2c_client *client)
 
 	tps->irq_handler = irq_handler;
 	/* Make sure the controller has application firmware running */
-	ret = tps6598x_check_mode(tps);
+	ret = tps6598x_check_mode(tps, &mode);
 	if (ret)
 		return ret;
 
-- 
2.34.1


  parent reply	other threads:[~2023-09-17 15:27 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-17 15:26 [PATCH v5 00/15] Add TPS25750 USB type-C PD controller support Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 01/15] dt-bindings: usb: tps6598x: Add tps25750 Abdel Alkuor
2023-09-17 17:30   ` Krzysztof Kozlowski
2023-09-17 19:30     ` Abdel Alkuo
2023-09-17 15:26 ` [PATCH v5 02/15] USB: typec: Add cmd timeout and response delay Abdel Alkuor
2023-09-18 10:44   ` Heikki Krogerus
2023-09-20 14:29     ` Abdel Alkuor
2023-09-17 15:26 ` Abdel Alkuor [this message]
2023-09-18 11:07   ` [PATCH v5 03/15] USB: typec: Add patch mode to tps6598x Heikki Krogerus
2023-09-20 14:42     ` Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 04/15] USB: typec: Load TPS25750 patch bundle Abdel Alkuor
2023-09-17 17:04   ` kernel test robot
2023-09-17 17:24   ` kernel test robot
2023-09-18 11:31   ` Heikki Krogerus
2023-09-20 14:46     ` Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 05/15] USB: typec: Check for EEPROM present Abdel Alkuor
2023-09-18 12:45   ` Heikki Krogerus
2023-09-20 14:47     ` Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 06/15] USB: typec: Clear dead battery flag Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 07/15] USB: typec: Apply patch again after power resume Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 08/15] USB: typec: Add interrupt support for TPS25750 Abdel Alkuor
2023-09-18 12:46   ` Heikki Krogerus
2023-09-20 14:50     ` Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 09/15] USB: typec: Refactor tps6598x port registration Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 10/15] USB: typec: Add port registration for tps25750 Abdel Alkuor
2023-09-18 12:58   ` Heikki Krogerus
2023-09-20 14:53     ` Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 11/15] USB: typec: Enable sleep mode " Abdel Alkuor
2023-09-17 17:32   ` Krzysztof Kozlowski
2023-09-17 15:26 ` [PATCH v5 12/15] USB: typec: Add trace for tps25750 irq Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 13/15] USB: typec: Add power status trace for tps25750 Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 14/15] USB: typec: Add " Abdel Alkuor
2023-09-17 15:26 ` [PATCH v5 15/15] USB: typec: Do not check VID " Abdel Alkuor
2023-09-18 13:29   ` Heikki Krogerus
2023-09-20 15:10     ` Abdel Alkuor
2023-09-18 13:57 ` [PATCH v5 00/15] Add TPS25750 USB type-C PD controller support Heikki Krogerus
2023-09-20 15:21   ` Abdel Alkuor

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