From 551d63b98ff95d5920c1477f1cc84475715bc5e6 Mon Sep 17 00:00:00 2001
From: Florian Didron <fdidron@users.noreply.github.com>
Date: Wed, 6 Sep 2023 20:45:35 +0700
Subject: feat/voyager (#374)

* feat: tentative fix for keyboard crash during esd testing

* feat: adds support for the GD32 voyager

* feat: adds voyager's dfu suffix

* fix: instability issues over i2c

* fix: more robust right side scan

* fix: tentative delay after init

* Revert "fix: tentative delay after init"

This reverts commit b0a6461cf1cef60574eac1647fd14e1fe63a020c.

* fix: scan left side in between right scan process

* fix: resets matrix + layer state when reconnecting the right side

* chore: comments and code cleanup

* fix: restore previous control flow

* fix: decouple led driver reinit from io expander reinit

* feat: reinit led drivers independtly

* fix: prevents slamming the led driver over i2c

* Revert "fix: prevents slamming the led driver over i2c"

This reverts commit 48b8c809ea7a99ad2c3e941b83313787985c95e0.

* Revert "feat: reinit led drivers independtly"

This reverts commit 6405e6b3673478af1d98244c4df6ab73b95b18e1.

* fix: reboot on io expander

* fix: wait time after reading the io expander

* chore: code cleanup and some refactors.

* feat: adds led brightness and status led control over hid

* fix: remove stray printf

* fix: compilation error on ergodox

* fix: gd32 eeprom fix

* fix: caps lock crash

* fix: soft reset to bootloader key.

* chore: move the app address define where it should be

* fix: cleanup + debounce default

* feat: tentatively set gd32 clock to 98Mhz

* feat: realign to latest chibios contrib

* chore: points to ZSA's chibios contrib fork

---------

Co-authored-by: Florian Didron <0x6664@hey.com>
---
 .../chibios/boards/GD32F303C_EVAL/board/board.c    | 58 ++++++++++++++++++++++
 .../chibios/boards/GD32F303C_EVAL/board/board.mk   | 11 ++++
 2 files changed, 69 insertions(+)
 create mode 100644 platforms/chibios/boards/GD32F303C_EVAL/board/board.c
 create mode 100644 platforms/chibios/boards/GD32F303C_EVAL/board/board.mk

(limited to 'platforms/chibios/boards/GD32F303C_EVAL/board')

diff --git a/platforms/chibios/boards/GD32F303C_EVAL/board/board.c b/platforms/chibios/boards/GD32F303C_EVAL/board/board.c
new file mode 100644
index 0000000000..e82e1d37ce
--- /dev/null
+++ b/platforms/chibios/boards/GD32F303C_EVAL/board/board.c
@@ -0,0 +1,58 @@
+/*
+    ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include <hal.h>
+
+/**
+ * @brief   PAL setup.
+ * @details Digital I/O ports static configuration as defined in @p board.h.
+ *          This variable is used by the HAL when initializing the PAL driver.
+ */
+#if HAL_USE_PAL || defined(__DOXYGEN__)
+const PALConfig pal_default_config =
+{
+  {VAL_GPIOAODR, VAL_GPIOACRL, VAL_GPIOACRH},
+  {VAL_GPIOBODR, VAL_GPIOBCRL, VAL_GPIOBCRH},
+  {VAL_GPIOCODR, VAL_GPIOCCRL, VAL_GPIOCCRH},
+  {VAL_GPIODODR, VAL_GPIODCRL, VAL_GPIODCRH},
+#    if STM32_HAS_GPIOE
+  {VAL_GPIOEODR, VAL_GPIOECRL, VAL_GPIOECRH},
+#    endif
+};
+#endif
+
+__attribute__((weak)) void enter_bootloader_mode_if_requested(void) {}
+
+/*
+ * Early initialization code.
+ * This initialization must be performed just after stack setup and before
+ * any other initialization.
+ */
+void __early_init(void) {
+  enter_bootloader_mode_if_requested();
+
+  stm32_clock_init();
+}
+
+/*
+ * Board-specific initialization code.
+ */
+void boardInit(void) {
+   //JTAG-DP Disabled and SW-DP Enabled
+   AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_JTAGDISABLE;
+   //Set backup register DR10 to enter bootloader on reset
+   BKP->DR10 = RTC_BOOTLOADER_FLAG;
+}
diff --git a/platforms/chibios/boards/GD32F303C_EVAL/board/board.mk b/platforms/chibios/boards/GD32F303C_EVAL/board/board.mk
new file mode 100644
index 0000000000..b9a48f105b
--- /dev/null
+++ b/platforms/chibios/boards/GD32F303C_EVAL/board/board.mk
@@ -0,0 +1,11 @@
+# List of all the board related files.
+$(info $(BOARD_PATH))
+BOARDSRC = $(BOARD_PATH)/board/board.c
+
+# Required include directories
+BOARDINC = $(BOARD_PATH)/board
+
+# Shared variables
+ALLCSRC += $(BOARDSRC)
+ALLINC  += $(BOARDINC)
+
-- 
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