From: Simon Glass <sjg@chromium.org>
Date: Thu, 27 Sep 2012 15:18:43 +0000 (+0000)
Subject: input: Add debugging for key matrix key codes
X-Git-Url: http://git.dujemihanovic.xyz/img/sics.gif?a=commitdiff_plain;h=14813f19e36ba313fadaa8cf4716c1b8c1564cde;p=u-boot.git

input: Add debugging for key matrix key codes

These are read from the fdt - add a debug feature to display the mapping
on start-up.

See that we get debug output listing the keycodes

Signed-off-by: Simon Glass <sjg@chromium.org>
---

diff --git a/drivers/input/key_matrix.c b/drivers/input/key_matrix.c
index 287bf0dcc9..946a186a1f 100644
--- a/drivers/input/key_matrix.c
+++ b/drivers/input/key_matrix.c
@@ -145,6 +145,8 @@ static uchar *create_keymap(struct key_matrix *config, u32 *data, int len,
 		key_code = tmp & 0xffff;
 		entry = row * config->num_cols + col;
 		map[entry] = key_code;
+		debug("   map %d, %d: pos=%d, keycode=%d\n", row, col,
+		      entry, key_code);
 		if (pos && map_keycode == key_code)
 			*pos = entry;
 	}