[U-Boot] [PATCH 4/4] input: Add debugging for key matrix key codes
Simon Glass
sjg at chromium.org
Fri Sep 28 03:18:43 CEST 2012
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 at chromium.org>
---
drivers/input/key_matrix.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/input/key_matrix.c b/drivers/input/key_matrix.c
index 287bf0d..946a186 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;
}
--
1.7.7.3
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