[PATCH v3 5/5] input/touchscreen: imagis: add support for IST3032C

From: Karel Balej <karelb@gimli.ms.mff.cuni.cz>
To: Markuss Broks <markuss.broks@gmail.com>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Henrik Rydberg <rydberg@bitmath.org>,
	linux-input@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: "Duje Mihanović" <duje.mihanovic@skole.hr>,
	~postmarketos/upstreaming@lists.sr.ht,
	phone-devel@vger.kernel.org, "Karel Balej" <balejk@matfyz.cz>
Subject: [PATCH v3 5/5] input/touchscreen: imagis: add support for IST3032C
Date: Sat,  2 Dec 2023 13:48:36 +0100	[thread overview]
Message-ID: <20231202125948.10345-6-karelb@gimli.ms.mff.cuni.cz> (raw)
In-Reply-To: <20231202125948.10345-1-karelb@gimli.ms.mff.cuni.cz>

From: Karel Balej <balejk@matfyz.cz>

IST3032C is a touchscreen chip used for instance in the
samsung,coreprimevelte smartphone, with which this was tested. Add the
chip specific information to the driver.

Signed-off-by: Karel Balej <balejk@matfyz.cz>
---
 drivers/input/touchscreen/imagis.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/input/touchscreen/imagis.c b/drivers/input/touchscreen/imagis.c
index 84a02672ac47..41f28e6e9cb1 100644
--- a/drivers/input/touchscreen/imagis.c
+++ b/drivers/input/touchscreen/imagis.c
@@ -35,6 +35,8 @@
 #define IST3038B_REG_CHIPID		0x30
 #define IST3038B_WHOAMI			0x30380b
 
+#define IST3032C_WHOAMI			0x32c
+
 struct imagis_properties {
 	unsigned int interrupt_msg_cmd;
 	unsigned int touch_coord_cmd;
@@ -363,6 +365,13 @@ static int imagis_resume(struct device *dev)
 
 static DEFINE_SIMPLE_DEV_PM_OPS(imagis_pm_ops, imagis_suspend, imagis_resume);
 
+static const struct imagis_properties imagis_3032c_data = {
+	.interrupt_msg_cmd = IST3038C_REG_INTR_MESSAGE,
+	.touch_coord_cmd = IST3038C_REG_TOUCH_COORD,
+	.whoami_cmd = IST3038C_REG_CHIPID,
+	.whoami_val = IST3032C_WHOAMI,
+};
+
 static const struct imagis_properties imagis_3038b_data = {
 	.interrupt_msg_cmd = IST3038B_REG_STATUS,
 	.touch_coord_cmd = IST3038B_REG_STATUS,
@@ -380,6 +389,7 @@ static const struct imagis_properties imagis_3038c_data = {
 
 #ifdef CONFIG_OF
 static const struct of_device_id imagis_of_match[] = {
+	{ .compatible = "imagis,ist3032c", .data = &imagis_3032c_data },
 	{ .compatible = "imagis,ist3038b", .data = &imagis_3038b_data },
 	{ .compatible = "imagis,ist3038c", .data = &imagis_3038c_data },
 	{ },
-- 
2.43.0

