platform/x86: int3472: Add board data for Dell 7212

The Dell 7212 Rugged Extreme Tablet pairs an OV5670 sensor with the
Intel IPU3 ISP. The sensor is powered by a TPS68470 PMIC, and so we
need some board data to describe how to configure the GPIOs and
regulators to run the sensor.

Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>
Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

diff --git a/drivers/platform/x86/intel/int3472/tps68470_board_data.c b/drivers/platform/x86/intel/int3472/tps68470_board_data.c
index 322237e056f32e585e342bf8c27934c39c6fce84..71357a03629260129d08829f65d0563c521827d7 100644 (file)
--- a/drivers/platform/x86/intel/int3472/tps68470_board_data.c
+++ b/drivers/platform/x86/intel/int3472/tps68470_board_data.c
@@ -129,6 +129,109 @@ static const struct tps68470_regulator_platform_data surface_go_tps68470_pdata =
        },
 };
 
+/* Settings for Dell 7212 Tablet */
+
+static struct regulator_consumer_supply int3479_vsio_consumer_supplies[] = {
+       REGULATOR_SUPPLY("avdd", "i2c-INT3479:00"),
+};
+
+static struct regulator_consumer_supply int3479_aux1_consumer_supplies[] = {
+       REGULATOR_SUPPLY("dvdd", "i2c-INT3479:00"),
+};
+
+static struct regulator_consumer_supply int3479_aux2_consumer_supplies[] = {
+       REGULATOR_SUPPLY("dovdd", "i2c-INT3479:00"),
+};
+
+static const struct regulator_init_data dell_7212_tps68470_core_reg_init_data = {
+       .constraints = {
+               .min_uV = 1200000,
+               .max_uV = 1200000,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = 0,
+       .consumer_supplies = NULL,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_ana_reg_init_data = {
+       .constraints = {
+               .min_uV = 2815200,
+               .max_uV = 2815200,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = 0,
+       .consumer_supplies = NULL,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_vcm_reg_init_data = {
+       .constraints = {
+               .min_uV = 2815200,
+               .max_uV = 2815200,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = 0,
+       .consumer_supplies = NULL,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_vio_reg_init_data = {
+       .constraints = {
+               .min_uV = 1800600,
+               .max_uV = 1800600,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = 0,
+       .consumer_supplies = NULL,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_vsio_reg_init_data = {
+       .constraints = {
+               .min_uV = 1800600,
+               .max_uV = 1800600,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(int3479_vsio_consumer_supplies),
+       .consumer_supplies = int3479_vsio_consumer_supplies,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_aux1_reg_init_data = {
+       .constraints = {
+               .min_uV = 1213200,
+               .max_uV = 1213200,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(int3479_aux1_consumer_supplies),
+       .consumer_supplies = int3479_aux1_consumer_supplies,
+};
+
+static const struct regulator_init_data dell_7212_tps68470_aux2_reg_init_data = {
+       .constraints = {
+               .min_uV = 1800600,
+               .max_uV = 1800600,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(int3479_aux2_consumer_supplies),
+       .consumer_supplies = int3479_aux2_consumer_supplies,
+};
+
+static const struct tps68470_regulator_platform_data dell_7212_tps68470_pdata = {
+       .reg_init_data = {
+               [TPS68470_CORE] = &dell_7212_tps68470_core_reg_init_data,
+               [TPS68470_ANA]  = &dell_7212_tps68470_ana_reg_init_data,
+               [TPS68470_VCM]  = &dell_7212_tps68470_vcm_reg_init_data,
+               [TPS68470_VIO]  = &dell_7212_tps68470_vio_reg_init_data,
+               [TPS68470_VSIO] = &dell_7212_tps68470_vsio_reg_init_data,
+               [TPS68470_AUX1] = &dell_7212_tps68470_aux1_reg_init_data,
+               [TPS68470_AUX2] = &dell_7212_tps68470_aux2_reg_init_data,
+       },
+};
+
 static struct gpiod_lookup_table surface_go_int347a_gpios = {
        .dev_id = "i2c-INT347A:00",
        .table = {
@@ -146,6 +249,15 @@ static struct gpiod_lookup_table surface_go_int347e_gpios = {
        }
 };
 
+static struct gpiod_lookup_table dell_7212_int3479_gpios = {
+       .dev_id = "i2c-INT3479:00",
+       .table = {
+               GPIO_LOOKUP("tps68470-gpio", 3, "reset", GPIO_ACTIVE_LOW),
+               GPIO_LOOKUP("tps68470-gpio", 4, "powerdown", GPIO_ACTIVE_LOW),
+               { }
+       }
+};
+
 static const struct int3472_tps68470_board_data surface_go_tps68470_board_data = {
        .dev_name = "i2c-INT3472:05",
        .tps68470_regulator_pdata = &surface_go_tps68470_pdata,
@@ -166,6 +278,15 @@ static const struct int3472_tps68470_board_data surface_go3_tps68470_board_data
        },
 };
 
+static const struct int3472_tps68470_board_data dell_7212_tps68470_board_data = {
+       .dev_name = "i2c-INT3472:05",
+       .tps68470_regulator_pdata = &dell_7212_tps68470_pdata,
+       .n_gpiod_lookups = 1,
+       .tps68470_gpio_lookup_tables = {
+               &dell_7212_int3479_gpios,
+       },
+};
+
 static const struct dmi_system_id int3472_tps68470_board_data_table[] = {
        {
                .matches = {
@@ -188,6 +309,13 @@ static const struct dmi_system_id int3472_tps68470_board_data_table[] = {
                },
                .driver_data = (void *)&surface_go3_tps68470_board_data,
        },
+       {
+               .matches = {
+                       DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                       DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude 7212 Rugged Extreme Tablet"),
+               },
+               .driver_data = (void *)&dell_7212_tps68470_board_data,
+       },
        { }
 };