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commit ef06fc9e808dc406e3ff670e4d4ef4bcf18f7921 Author: Filipe Cavalcanti <[email protected]> AuthorDate: Thu Aug 6 15:48:50 2026 -0300 Documentation: update esp32p4-tab5 with LCD and touch info Adds documentation entries to the tab5 board, mentioning the new defconfigs and updates support features. Signed-off-by: Filipe Cavalcanti <[email protected]> --- .../risc-v/esp32p4/boards/esp32p4-tab5/index.rst | 47 ++++++++++++++++++++-- Documentation/platforms/risc-v/esp32p4/index.rst | 4 +- 2 files changed, 45 insertions(+), 6 deletions(-) diff --git a/Documentation/platforms/risc-v/esp32p4/boards/esp32p4-tab5/index.rst b/Documentation/platforms/risc-v/esp32p4/boards/esp32p4-tab5/index.rst index dc192f30661..5baf93de89e 100644 --- a/Documentation/platforms/risc-v/esp32p4/boards/esp32p4-tab5/index.rst +++ b/Documentation/platforms/risc-v/esp32p4/boards/esp32p4-tab5/index.rst @@ -33,7 +33,8 @@ Features * ESP32-P4 (dual RISC-V @ 360 MHz), 16 MB flash, 32 MB Octal PSRAM * ESP32-C6-MINI-1U companion (Wi-Fi 6 / BLE / Thread) over SDIO2 -* 5" MIPI-DSI IPS display, 1280x720 (ILI9881C), GT911 capacitive touch +* 5" MIPI-DSI IPS display, 720x1280 (ST7121 or ST7123 on supported + units; older revisions use ILI9881C + GT911) * ES8388 audio codec + NS4150B speaker amp, ES7210 microphone array * SC2356 2 MP MIPI-CSI camera * BMI270 6-axis IMU, RX8130CE RTC, INA226 power monitor @@ -55,10 +56,15 @@ Supported features +------------------------+--------------------------------------------------+ | GPIO / BOOT button | Yes | +------------------------+--------------------------------------------------+ +| IO Expander (both) | Yes | ++------------------------+--------------------------------------------------+ +| MIPI-DSI host | Yes | ++------------------------+--------------------------------------------------+ +| ST7121/ST7123 | Yes | ++------------------------+--------------------------------------------------+ Not yet implemented (pins and I2C addresses documented below): -* MIPI-DSI display (ILI9881C) and GT911 touch * Audio (ES8388 / ES7210), camera (SC2356) * INA226 power monitor — battery rail, 5 mOhm shunt (bus voltage = battery voltage; positive current = discharging, negative = charging) @@ -80,7 +86,7 @@ GPIO Function 20 RS485 TX 21 RS485 RX 22 LCD backlight enable (LEDA, via ME2212 boost) -23 Touch interrupt (TP_INT, GT911) +23 Touch interrupt (TP_INT; ST7121/ST7123 or GT911) 26 I2S DSDIN (audio data to ES8388) 27 I2S SCLK (audio bit clock) 29 I2S LRCK (audio word clock) @@ -117,12 +123,13 @@ I2C device address map Address Device ======= ==================================================== 0x10 ES8388 audio codec -0x14 GT911 touch controller +0x14 GT911 touch (older ILI9881 units) 0x32 RX8130CE RTC 0x40 ES7210 microphone array 0x41 INA226 power monitor 0x43 PI4IOE5V6408-1 IO expander (LCD_EN / TOUCH_EN) 0x44 PI4IOE5V6408-2 IO expander (USB / Wi-Fi enables) +0x55 ST7123 touch controller 0x68 BMI270 IMU ======= ==================================================== @@ -136,6 +143,38 @@ is printed because the upstream default targets rev >= 3.0. Configurations ============== +lvgl_demo +--------- + +LVGL demo configuration with touch support. +Requires the ST7123 touch controller version. + +.. note:: + This configuration redirects the console to UART0 instead of the USB Serial/JTAG port + and sets a custom entry point to open LVGL demo on screen. + +.. code-block:: console + + $ ./tools/configure.sh esp32p4-tab5:lvgl_demo + $ make -j + + +lvgl_term +--------- + +LVGL terminal configuration with touch support. +Requires the ST7123 touch controller version. + +.. note:: + This configuration redirects the console to UART0 instead of the USB Serial/JTAG port + and sets a custom entry point to open LVGL terminal on screen. + +.. code-block:: console + + $ ./tools/configure.sh esp32p4-tab5:lvgl_term + $ make -j + + nsh --- diff --git a/Documentation/platforms/risc-v/esp32p4/index.rst b/Documentation/platforms/risc-v/esp32p4/index.rst index 08764b0944d..b9da0ddbe4a 100644 --- a/Documentation/platforms/risc-v/esp32p4/index.rst +++ b/Documentation/platforms/risc-v/esp32p4/index.rst @@ -347,7 +347,7 @@ LED PWM Yes MCPWM Yes Motor control and capture Parallel IO No LCD Interface No -MIPI DSI No +MIPI DSI Yes Timers Yes SPIRAM / PSRAM Yes Watchdog Yes MWDT0/1 and RWDT @@ -966,7 +966,7 @@ ESP32-P4 Chip Revisions ======================= .. attention:: NuttX by default supports ESP32-P4 chip revisions starting - from v3.0. + from v3.0. Different ESP32-P4 chip revisions contain internal hardware breaking changes. Revisions 3.0 and higher are not compatible with 0.x and 1.x.
