1 files changed, 44 insertions, 0 deletions
diff --git a/keyboards/bastardkb/charybdis/3x5/keymaps/drashna/mcuconf.h b/keyboards/bastardkb/charybdis/3x5/keymaps/drashna/mcuconf.h
new file mode 100644
index 0000000000..9c40967015
--- /dev/null
+++ b/keyboards/bastardkb/charybdis/3x5/keymaps/drashna/mcuconf.h
@@ -0,0 +1,44 @@
+/* Copyright 2020 Nick Brassel (tzarc)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include_next "mcuconf.h"
+
+#if defined(KEYBOARD_bastardkb_charybdis_3x5_blackpill)
+#    undef STM32_I2C_USE_I2C1
+#    define STM32_I2C_USE_I2C1 TRUE
+
+// #undef STM32_I2C_I2C1_RX_DMA_STREAM
+// #define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
+#    undef STM32_I2C_I2C1_TX_DMA_STREAM
+#    define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
+
+#    undef STM32_PWM_USE_TIM2
+#    define STM32_PWM_USE_TIM2 TRUE
+
+#    undef STM32_PWM_USE_TIM3
+#    define STM32_PWM_USE_TIM3 TRUE
+
+#    undef STM32_SPI_USE_SPI1
+#    define STM32_SPI_USE_SPI1 TRUE
+
+#    undef STM32_SERIAL_USE_USART2
+#    define STM32_SERIAL_USE_USART2 TRUE
+
+#    undef STM32_ST_USE_TIMER
+#    define STM32_ST_USE_TIMER 5
+#endif