zener/lvgl_esp32_drivers
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Carve out backlight control to separate component

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This commit is contained in:
Tomas Rezucha 2021-08-03 08:59:59 +02:00
parent 678779c848
commit fa042b0ecd
6 changed files with 227 additions and 108 deletions
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116
lvgl_tft/Kconfig
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@ -910,51 +910,6 @@ menu "LVGL TFT Display controller"
help
Configure the display Busy pin here.
config LV_ENABLE_BACKLIGHT_CONTROL
bool "Enable control of the display backlight by using an GPIO." if \
( LV_PREDEFINED_DISPLAY_NONE && ! ( LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 ) ) \
|| LV_PREDEFINED_DISPLAY_RPI_MPI3501
default y if LV_PREDEFINED_DISPLAY_M5STACK
default n if LV_PREDEFINED_DISPLAY_M5CORE2
default y if LV_PREDEFINED_DISPLAY_WROVER4
default y if LV_PREDEFINED_DISPLAY_ERTFT0356
default y if LV_PREDEFINED_DISPLAY_TTGO
default y if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default y if LV_PREDEFINED_DISPLAY_WT32_SC01
help
Enable controlling the display backlight using an GPIO
config LV_BACKLIGHT_ACTIVE_LVL
bool "Is backlight turn on with a HIGH (1) logic level?"
depends on LV_ENABLE_BACKLIGHT_CONTROL
default y if LV_PREDEFINED_DISPLAY_M5STACK
default y if LV_PREDEFINED_DISPLAY_ERTFT0356
default y if LV_PREDEFINED_DISPLAY_TTGO
default y if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default y if LV_PREDEFINED_DISPLAY_WT32_SC01
help
Some backlights are turned on with a high signal, others held low.
If enabled, a value of 1 will be sent to the display to enable the backlight,
otherwise a 0 will be expected to enable it.
config LV_DISP_PIN_BCKL
int "GPIO for Backlight Control"
depends on LV_ENABLE_BACKLIGHT_CONTROL
default 23 if LV_PREDEFINED_PINS_38V1
default 26 if LV_PREDEFINED_PINS_38V4
default 32 if LV_PREDEFINED_DISPLAY_M5STACK
default 5 if LV_PREDEFINED_DISPLAY_WROVER4
default 2 if LV_PREDEFINED_DISPLAY_ADA_FEATHERWING
default 27 if LV_PREDEFINED_DISPLAY_ERTFT0356
default 0 if LV_PREDEFINED_PINS_TKOALA
default 4 if LV_PREDEFINED_DISPLAY_TTGO
default 2 if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default 23 if LV_PREDEFINED_DISPLAY_WT32_SC01
default 27
help
Configure the display BCLK (LED) pin here.
endmenu
choice
@ -965,19 +920,86 @@ menu "LVGL TFT Display controller"
config LV_I2C_DISPLAY_PORT_0
bool
prompt "I2C port 0"
help
help
I2C is shared peripheral managed by I2C Manager. In order to configure I2C Manager (pinout, etc.) see menu
Component config->I2C Port Settings.
config LV_I2C_DISPLAY_PORT_1
bool
prompt "I2C port 1"
help
help
I2C is shared peripheral managed by I2C Manager. In order to configure I2C Manager (pinout, etc.) see menu
Component config->I2C Port Settings.
endchoice
choice
prompt "Backlight Control" if \
(! ( LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 ) )
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_M5STACK
default LV_DISP_BACKLIGHT_OFF if LV_PREDEFINED_DISPLAY_M5CORE2
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_WROVER4
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_ERTFT0356
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_TTGO
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default LV_DISP_BACKLIGHT_SWITCH if LV_PREDEFINED_DISPLAY_WT32_SC01
default LV_DISP_BACKLIGHT_OFF
config LV_DISP_BACKLIGHT_OFF
bool
prompt "Not Used"
help
Display backlight is not controlled by this driver, must be hardwired in hardware.
config LV_DISP_BACKLIGHT_SWITCH
bool
prompt "Switch control"
help
Display backlight can be switched on or off.
config LV_DISP_BACKLIGHT_PWM
bool
prompt "PWM control"
help
Display backlight is controlled by pulse-width modulation, allowing brightness settings.
endchoice
config LV_BACKLIGHT_ACTIVE_LVL
bool "Is backlight turn on with a HIGH (1) logic level?" if \
( LV_PREDEFINED_DISPLAY_NONE && ! ( LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 ) ) \
|| LV_PREDEFINED_DISPLAY_RPI_MPI3501
depends on !LV_DISP_BACKLIGHT_OFF
default y if LV_PREDEFINED_DISPLAY_M5STACK
default y if LV_PREDEFINED_DISPLAY_ERTFT0356
default y if LV_PREDEFINED_DISPLAY_TTGO
default y if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default y if LV_PREDEFINED_DISPLAY_WT32_SC01
help
Some backlights are turned on with a high signal, others held low.
If enabled, a value of 1 will be sent to the display to enable the backlight,
otherwise a 0 will be expected to enable it.
config LV_DISP_PIN_BCKL
int "GPIO for Backlight Control" if \
( LV_PREDEFINED_DISPLAY_NONE && ! ( LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 ) ) \
|| LV_PREDEFINED_DISPLAY_RPI_MPI3501
depends on !LV_DISP_BACKLIGHT_OFF
default 23 if LV_PREDEFINED_PINS_38V1
default 26 if LV_PREDEFINED_PINS_38V4
default 32 if LV_PREDEFINED_DISPLAY_M5STACK
default 5 if LV_PREDEFINED_DISPLAY_WROVER4
default 2 if LV_PREDEFINED_DISPLAY_ADA_FEATHERWING
default 27 if LV_PREDEFINED_DISPLAY_ERTFT0356
default 0 if LV_PREDEFINED_PINS_TKOALA
default 4 if LV_PREDEFINED_DISPLAY_TTGO
default 2 if LV_PREDEFINED_DISPLAY_TTGO_CAMERA_PLUS
default 23 if LV_PREDEFINED_DISPLAY_WT32_SC01
default 27
help
Configure the display BCLK (LED) pin here.
config LV_I2C
bool
default y if LV_I2C_DISPLAY