From 2b0892996e43affd44e9406548ad6f6db039bd5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Sat, 17 Nov 2018 21:15:03 +0100
Subject: [PATCH] frdm-k64f: Define BTNx macros for user pushbuttons
---
boards/frdm-k64f/include/board.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/boards/frdm-k64f/include/board.h b/boards/frdm-k64f/include/board.h
index 4c92b56f28..647f51acde 100644
--- a/boards/frdm-k64f/include/board.h
+++ b/boards/frdm-k64f/include/board.h
@@ -53,6 +53,20 @@ extern "C"
#define LED2_TOGGLE (GPIOB->PTOR = LED2_MASK)
/** @} */
+/**
+ * @name Button pin definitions
+ * @{
+ */
+/* SW2, SW3 will short these pins to ground when pushed. PTA4 has an external
+ * pull-up resistor to VDD, but there is no external pull resistor on PTC6 */
+/* BTN0 is mapped to SW2 */
+#define BTN0_PIN GPIO_PIN(PORT_C, 6)
+#define BTN0_MODE GPIO_IN_PU
+/* BTN1 is mapped to SW3 */
+#define BTN1_PIN GPIO_PIN(PORT_A, 4)
+#define BTN1_MODE GPIO_IN_PU
+/** @} */
+
/**
* @name FXOS8700CQ 3-axis accelerometer and magnetometer bus configuration
* @{
--
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