From 0eead42aec954565a4d338b3da0edd94493a9493 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Fri, 5 Jan 2024 16:59:16 +0700
Subject: [PATCH] add display for sense tft

---
 Makefile                                      |  3 ++
 src/boards/boards.c                           | 42 +++++++++----------
 src/boards/feather_nrf52840_sense_tft/board.h | 28 ++++++++++++-
 3 files changed, 49 insertions(+), 24 deletions(-)

diff --git a/Makefile b/Makefile
index 866d4a63..17fa1050 100644
--- a/Makefile
+++ b/Makefile
@@ -139,6 +139,8 @@ C_SRC += \
   src/dfu_init.c \
   src/flash_nrf5x.c \
   src/main.c \
+  src/screen.c \
+  src/images.c \
 
 # all files in boards
 C_SRC += src/boards/boards.c
@@ -314,6 +316,7 @@ ifneq ($(USE_NFCT),yes)
 endif
 
 CFLAGS += -DSOFTDEVICE_PRESENT
+CFLAGS += -DUF2_VERSION_BASE='"$(GIT_VERSION)"'
 CFLAGS += -DUF2_VERSION='"$(GIT_VERSION) $(GIT_SUBMODULE_VERSIONS)"'
 CFLAGS += -DBLEDIS_FW_VERSION='"$(GIT_VERSION) $(SD_NAME) $(SD_VERSION)"'
 
diff --git a/src/boards/boards.c b/src/boards/boards.c
index 4ab04be5..563ed6f1 100644
--- a/src/boards/boards.c
+++ b/src/boards/boards.c
@@ -181,6 +181,14 @@ void board_teardown(void) {
 //--------------------------------------------------------------------+
 #ifdef DISPLAY_PIN_SCK
 
+#define TFT_MADCTL_MY  0x80  ///< Page addr order: Bottom to top
+#define TFT_MADCTL_MX  0x40  ///< Column addr order: Right to left
+#define TFT_MADCTL_MV  0x20  ///< Page/Column order: Reverse Mode ( X <-> Y )
+#define TFT_MADCTL_ML  0x10  ///< LCD refresh Bottom to top
+#define TFT_MADCTL_MH  0x04  ///< LCD refresh right to left
+#define TFT_MADCTL_RGB 0x00  ///< Red-Green-Blue pixel order
+#define TFT_MADCTL_BGR 0x08  ///< Blue-Green-Red pixel order
+
 // Note don't use SPIM3 since it has lots of errata
 NRF_SPIM_Type* _spim = NRF_SPIM0;
 
@@ -199,19 +207,11 @@ static void spi_write(NRF_SPIM_Type *p_spim, uint8_t const *tx_buf, size_t tx_le
 static void tft_controller_init(void);
 
 static inline void tft_cs(bool state) {
-  if (state) {
-    nrf_gpio_pin_set(DISPLAY_PIN_CS);
-  } else {
-    nrf_gpio_pin_clear(DISPLAY_PIN_CS);
-  }
+  nrf_gpio_pin_write(DISPLAY_PIN_CS, state);
 }
 
 static inline void tft_dc(bool state) {
-  if (state) {
-    nrf_gpio_pin_set(DISPLAY_PIN_DC);
-  } else {
-    nrf_gpio_pin_clear(DISPLAY_PIN_DC);
-  }
+  nrf_gpio_pin_write(DISPLAY_PIN_DC, state);
 }
 
 static void tft_cmd(uint8_t cmd, uint8_t const* data, size_t narg) {
@@ -250,17 +250,17 @@ void board_display_init(void) {
   //------------- Display Init -------------//
   nrf_gpio_cfg_output(DISPLAY_PIN_DC);
 
-  #if defined(DISPLAY_PIN_RST) && DISPLAY_PIN_RST >= 0
+#if defined(DISPLAY_PIN_RST) && DISPLAY_PIN_RST >= 0
   nrf_gpio_cfg_output(DISPLAY_PIN_RST);
-  nrf_gpio_pin_write(DISPLAY_PIN_RST, 0);
+  nrf_gpio_pin_clear(DISPLAY_PIN_RST);
   NRFX_DELAY_MS(10);
-  nrf_gpio_pin_write(DISPLAY_PIN_RST, 1);
-  #endif
+  nrf_gpio_pin_set(DISPLAY_PIN_RST);
+#endif
 
-  #if defined(DISPLAY_PIN_BL) && DISPLAY_PIN_BL >= 0
+#if defined(DISPLAY_PIN_BL) && DISPLAY_PIN_BL >= 0
   nrf_gpio_cfg_output(DISPLAY_PIN_BL);
   nrf_gpio_pin_write(DISPLAY_PIN_BL, DISPLAY_BL_ON);
-  #endif
+#endif
 
   tft_controller_init();
 }
@@ -667,13 +667,9 @@ void neopixel_write (uint8_t *pixels) {
 }
 #endif
 
-#define TFT_MADCTL_MY  0x80  ///< Page addr order: Bottom to top
-#define TFT_MADCTL_MX  0x40  ///< Column addr order: Right to left
-#define TFT_MADCTL_MV  0x20  ///< Page/Column order: Reverse Mode ( X <-> Y )
-#define TFT_MADCTL_ML  0x10  ///< LCD refresh Bottom to top
-#define TFT_MADCTL_MH  0x04  ///< LCD refresh right to left
-#define TFT_MADCTL_RGB 0x00  ///< Red-Green-Blue pixel order
-#define TFT_MADCTL_BGR 0x08  ///< Blue-Green-Red pixel order
+//--------------------------------------------------------------------+
+// Display controller
+//--------------------------------------------------------------------+
 
 #ifdef DISPLAY_CONTROLLER_ST7789
 
diff --git a/src/boards/feather_nrf52840_sense_tft/board.h b/src/boards/feather_nrf52840_sense_tft/board.h
index 3dcea991..902e75ce 100644
--- a/src/boards/feather_nrf52840_sense_tft/board.h
+++ b/src/boards/feather_nrf52840_sense_tft/board.h
@@ -47,6 +47,32 @@
 #define BUTTON_2              _PINNUM(1, 10) // DFU pin
 #define BUTTON_PULL           NRF_GPIO_PIN_PULLUP
 
+//--------------------------------------------------------------------+
+// Display
+//--------------------------------------------------------------------+
+#define DISPLAY_CONTROLLER_ST7789
+
+#define DISPLAY_PIN_MOSI      _PINNUM(0,  5)
+#define DISPLAY_PIN_SCK       _PINNUM(0, 26)
+
+#define DISPLAY_PIN_CS        _PINNUM(1,  5)
+#define DISPLAY_PIN_DC        _PINNUM(1,  1)
+#define DISPLAY_PIN_RST       _PINNUM(1,  3)
+#define DISPLAY_PIN_BL        _PINNUM(0, 27)
+#define DISPLAY_BL_ON         1  // GPIO state to enable back light
+
+#define DISPLAY_WIDTH         240
+#define DISPLAY_HEIGHT        135
+
+#define DISPLAY_COL_OFFSET    53
+#define DISPLAY_ROW_OFFSET    40
+
+// Memory Data Access Control & // Vertical Scroll Start Address
+#define DISPLAY_MADCTL        (TFT_MADCTL_MX)
+#define DISPLAY_VSCSAD        0
+
+#define DISPLAY_TITLE         "Sense TFT"
+
 //--------------------------------------------------------------------+
 // BLE OTA
 //--------------------------------------------------------------------+
@@ -62,7 +88,7 @@
 
 //------------- UF2 -------------//
 #define UF2_PRODUCT_NAME      "Adafruit Feather nRF52840 Sense TFT"
-#define UF2_VOLUME_LABEL      "FTHRSNSBOOT"
+#define UF2_VOLUME_LABEL      "SENSTFTBOOT"
 #define UF2_BOARD_ID          "nRF52840-FeatherSenseTFT-revA"
 #define UF2_INDEX_URL         "https://www.adafruit.com/product/"