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authorKevin O'Connor <kevin@koconnor.net>2019-07-28 11:53:28 -0400
committerKevin O'Connor <kevin@koconnor.net>2019-07-28 22:55:48 -0400
commit9bc3a29ee4ce2816c00564c7f432a9bef94fbee2 (patch)
tree4a65240a2f4a18ab30d973fa8ae0e931559120ec /src/stm32f4/internal.h
parentbc9c8cd7a052c03301995edafde62385ec7fb8a8 (diff)
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stm32f4: Add support for full range of GPIO pins
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'src/stm32f4/internal.h')
-rw-r--r--src/stm32f4/internal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/stm32f4/internal.h b/src/stm32f4/internal.h
index 062d7c65..22720a96 100644
--- a/src/stm32f4/internal.h
+++ b/src/stm32f4/internal.h
@@ -4,6 +4,8 @@
#include "stm32f4xx.h"
+extern GPIO_TypeDef * const digital_regs[];
+
#define GPIO(PORT, NUM) (((PORT)-'A') * 16 + (NUM))
#define GPIO2PORT(PIN) ((PIN) / 16)
#define GPIO2BIT(PIN) (1<<((PIN) % 16))