From a4b6fe0b23bb73bb7b4f58f5a74bb8e470f08b99 Mon Sep 17 00:00:00 2001
From: Florian Didron <fdidron@users.noreply.github.com>
Date: Wed, 14 Oct 2020 10:46:53 +0900
Subject: fix issues with keyboard sleep (#316)

Co-authored-by: Drashna Jael're <drashna@live.com>
---
 keyboards/moonlander/matrix.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'keyboards/moonlander')

diff --git a/keyboards/moonlander/matrix.c b/keyboards/moonlander/matrix.c
index e5b9b81a2e..a67a091705 100644
--- a/keyboards/moonlander/matrix.c
+++ b/keyboards/moonlander/matrix.c
@@ -259,3 +259,38 @@ void matrix_print(void) {
         printf("\n");
     }
 }
+
+// DO NOT REMOVE
+// Needed for proper wake/sleep
+
+void matrix_power_up(void) {
+    mcp23018_init();
+
+    // outputs
+    setPinOutput(B10);
+    setPinOutput(B11);
+    setPinOutput(B12);
+    setPinOutput(B13);
+    setPinOutput(B14);
+    setPinOutput(B15);
+
+    // inputs
+    setPinInputLow(A0);
+    setPinInputLow(A1);
+    setPinInputLow(A2);
+    setPinInputLow(A3);
+    setPinInputLow(A6);
+    setPinInputLow(A7);
+    setPinInputLow(B0);
+
+    memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
+    memset(matrix_debouncing, 0, MATRIX_ROWS * sizeof(matrix_row_t));
+    memset(matrix_debouncing_right, 0, MATRIX_COLS * sizeof(matrix_row_t));
+
+
+    // initialize matrix state: all keys off
+    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+        matrix[i] = 0;
+    }
+
+}
-- 
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