esp-idf/components/esp_lcd/Kconfig

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menu "LCD and Touch Panel"
menu "LCD Peripheral Configuration"
depends on IDF_TARGET_ESP32S3
choice LCD_PERIPH_CLK_SRC
prompt "Select clock source for LCD peripheral"
default LCD_PERIPH_CLK_SRC_XTAL if PM_ENABLE
default LCD_PERIPH_CLK_SRC_PLL160M
help
The peripheral clock is where LCD bus clock derives from.
Each clock source has its unique feature, e.g.
1. XTAL clock can help LCD work stable when DFS is enabled
2. PLL160M can achieve higher pixel clock resolution
config LCD_PERIPH_CLK_SRC_PLL160M
bool "PLL_160M clock"
config LCD_PERIPH_CLK_SRC_XTAL
bool "XTAL clock"
endchoice # LCD_PERIPH_CLK_SRC
endmenu
endmenu