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drivers: display_st7789v: obtain resolution and offsets from DT

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Obtain resolution and offsets from DT.
Fix style.

Signed-off-by: Johann Fischer <j.fischer@phytec.de>
This commit is contained in:
Johann Fischer 2019-11-18 21:24:45 +01:00 • committed by Anas Nashif
commit b5d43d24d8
1 changed files with 16 additions and 21 deletions
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37
drivers/display/display_st7789v.c
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@ -282,13 +282,14 @@ static int st7789v_init(struct device *dev)
return -EPERM;
}
data->spi_config.frequency = DT_INST_0_SITRONIX_ST7789V_SPI_MAX_FREQUENCY;
data->spi_config.frequency =
DT_INST_0_SITRONIX_ST7789V_SPI_MAX_FREQUENCY;
data->spi_config.operation = SPI_OP_MODE_MASTER | SPI_WORD_SET(8);
data->spi_config.slave = DT_INST_0_SITRONIX_ST7789V_BASE_ADDRESS;
#ifdef DT_INST_0_SITRONIX_ST7789V_CS_GPIOS_CONTROLLER
data->cs_ctrl.gpio_dev =
device_get_binding(DT_INST_0_SITRONIX_ST7789V_CS_GPIOS_CONTROLLER);
data->cs_ctrl.gpio_dev = device_get_binding(
DT_INST_0_SITRONIX_ST7789V_CS_GPIOS_CONTROLLER);
data->cs_ctrl.gpio_pin = DT_INST_0_SITRONIX_ST7789V_CS_GPIOS_PIN;
data->cs_ctrl.delay = 0U;
data->spi_config.cs = &(data->cs_ctrl);
@ -297,21 +298,22 @@ static int st7789v_init(struct device *dev)
#endif
#ifdef DT_INST_0_SITRONIX_ST7789V_RESET_GPIOS_CONTROLLER
data->reset_gpio =
device_get_binding(DT_INST_0_SITRONIX_ST7789V_RESET_GPIOS_CONTROLLER);
data->reset_gpio = device_get_binding(
DT_INST_0_SITRONIX_ST7789V_RESET_GPIOS_CONTROLLER);
if (data->reset_gpio == NULL) {
LOG_ERR("Could not get GPIO port for display reset");
return -EPERM;
}
if (gpio_pin_configure(data->reset_gpio, ST7789V_RESET_PIN, GPIO_DIR_OUT)) {
if (gpio_pin_configure(data->reset_gpio, ST7789V_RESET_PIN,
GPIO_DIR_OUT)) {
LOG_ERR("Couldn't configure reset pin");
return -EIO;
}
#endif
data->cmd_data_gpio =
device_get_binding(DT_INST_0_SITRONIX_ST7789V_CMD_DATA_GPIOS_CONTROLLER);
data->cmd_data_gpio = device_get_binding(
DT_INST_0_SITRONIX_ST7789V_CMD_DATA_GPIOS_CONTROLLER);
if (data->cmd_data_gpio == NULL) {
LOG_ERR("Could not get GPIO port for cmd/DATA port");
return -EPERM;
@ -322,18 +324,6 @@ static int st7789v_init(struct device *dev)
return -EIO;
}
data->width = 240;
data->height = 320;
data->x_offset = 0;
data->y_offset = 0;
#ifdef DT_INST_0_SITRONIX_ST7789V_WIDTH
data->width = DT_INST_0_SITRONIX_ST7789V_WIDTH;
#endif
#ifdef DT_INST_0_SITRONIX_ST7789V_HEIGHT
data->height = DT_INST_0_SITRONIX_ST7789V_HEIGHT;
#endif
st7789v_reset_display(data);
st7789v_blanking_on(dev);
@ -358,7 +348,12 @@ static const struct display_driver_api st7789v_api = {
.set_orientation = st7789v_set_orientation,
};
static struct st7789v_data st7789v_data;
static struct st7789v_data st7789v_data = {
.width = DT_INST_0_SITRONIX_ST7789V_WIDTH,
.height = DT_INST_0_SITRONIX_ST7789V_HEIGHT,
.x_offset = DT_INST_0_SITRONIX_ST7789V_X_OFFSET,
.y_offset = DT_INST_0_SITRONIX_ST7789V_Y_OFFSET,
};
DEVICE_AND_API_INIT(st7789v, DT_INST_0_SITRONIX_ST7789V_LABEL, &st7789v_init,
&st7789v_data, NULL, APPLICATION,