[U-Boot] [PATCH v2 17/17] i8042: Add keyboard enable logic in kbd_reset()

[Simon Glass]

This code appears to be missing a piece that is needed on some keyboards
to enable the keyboard. Add this in.

This makes the keyboard work correctly on chromebook_link.

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

Changes in v2:
- Rebase to dm/next

 drivers/input/i8042.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/input/i8042.c b/drivers/input/i8042.c
index ca1604c..1769c5e 100644
--- a/drivers/input/i8042.c
+++ b/drivers/input/i8042.c
@@ -698,7 +698,14 @@ static int kbd_reset(void)
 
 	/* Enable Keyboard */
 	out8(I8042_COMMAND_REG, 0xae);
+	if (kbd_input_empty() == 0)
+		return -1;
+
+	out8(I8042_COMMAND_REG, 0x60);
+	if (kbd_input_empty() == 0)
+		return -1;
 
+	out8(I8042_DATA_REG, 0xf4);
 	if (kbd_input_empty() == 0)
 		return -1;
 
-- 
2.2.0.rc0.207.ga3a616c