Input: cap11xx - add support for cap1203, cap1293 and cap1298

Add basic support for more CAP1xxx sensors.
All models from CAP1xxx family are register-compatible.
Some advanced features are not used and disabled by default.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Jiri Valek - 2N <jiriv@axis.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Link: https://lore.kernel.org/r/20230111131111.475270-3-jiriv@axis.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/keyboard/cap11xx.c b/drivers/input/keyboard/cap11xx.c
index 79afd0386e3ff19d32cc3e00b1663b2af7cf785c..040696d0e49ccb03b20ef7afca6593c789a82b8e 100644 (file)
--- a/drivers/input/keyboard/cap11xx.c
+++ b/drivers/input/keyboard/cap11xx.c
@@ -98,14 +98,20 @@ enum {
        CAP1106,
        CAP1126,
        CAP1188,
+       CAP1203,
        CAP1206,
+       CAP1293,
+       CAP1298
 };
 
 static const struct cap11xx_hw_model cap11xx_devices[] = {
        [CAP1106] = { .product_id = 0x55, .num_channels = 6, .num_leds = 0, .no_gain = false },
        [CAP1126] = { .product_id = 0x53, .num_channels = 6, .num_leds = 2, .no_gain = false },
        [CAP1188] = { .product_id = 0x50, .num_channels = 8, .num_leds = 8, .no_gain = false },
+       [CAP1203] = { .product_id = 0x6d, .num_channels = 3, .num_leds = 0, .no_gain = true },
        [CAP1206] = { .product_id = 0x67, .num_channels = 6, .num_leds = 0, .no_gain = true },
+       [CAP1293] = { .product_id = 0x6f, .num_channels = 3, .num_leds = 0, .no_gain = false },
+       [CAP1298] = { .product_id = 0x71, .num_channels = 8, .num_leds = 0, .no_gain = false },
 };
 
 static const struct reg_default cap11xx_reg_defaults[] = {
@@ -377,7 +383,8 @@ static int cap11xx_i2c_probe(struct i2c_client *i2c_client)
        if (error < 0)
                return error;
 
-       dev_info(dev, "CAP11XX detected, revision 0x%02x\n", rev);
+       dev_info(dev, "CAP11XX detected, model %s, revision 0x%02x\n",
+                id->name, rev);
        node = dev->of_node;
 
        if (!of_property_read_u32(node, "microchip,sensor-gain", &gain32)) {
@@ -390,7 +397,9 @@ static int cap11xx_i2c_probe(struct i2c_client *i2c_client)
                        dev_err(dev, "Invalid sensor-gain value %d\n", gain32);
        }
 
-       if (id->driver_data != CAP1206) {
+       if (id->driver_data == CAP1106 ||
+           id->driver_data == CAP1126 ||
+           id->driver_data == CAP1188) {
                if (of_property_read_bool(node, "microchip,irq-active-high")) {
                        error = regmap_update_bits(priv->regmap,
                                                   CAP11XX_REG_CONFIG2,
@@ -483,7 +492,10 @@ static const struct of_device_id cap11xx_dt_ids[] = {
        { .compatible = "microchip,cap1106", },
        { .compatible = "microchip,cap1126", },
        { .compatible = "microchip,cap1188", },
+       { .compatible = "microchip,cap1203", },
        { .compatible = "microchip,cap1206", },
+       { .compatible = "microchip,cap1293", },
+       { .compatible = "microchip,cap1298", },
        {}
 };
 MODULE_DEVICE_TABLE(of, cap11xx_dt_ids);
@@ -492,7 +504,10 @@ static const struct i2c_device_id cap11xx_i2c_ids[] = {
        { "cap1106", CAP1106 },
        { "cap1126", CAP1126 },
        { "cap1188", CAP1188 },
+       { "cap1203", CAP1203 },
        { "cap1206", CAP1206 },
+       { "cap1293", CAP1293 },
+       { "cap1298", CAP1298 },
        {}
 };
 MODULE_DEVICE_TABLE(i2c, cap11xx_i2c_ids);