Hi Tom, On Fri, Oct 12, 2012 at 9:05 AM, Tom Rini <tr...@ti.com> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 10/11/12 18:15, Simon Glass wrote: >> From: Gabe Black <gabebl...@chromium.org> >> >> This change adds a board overridable function which can be used to >> decide whether or not to initialize the i8042 keyboard controller. >> On systems where it isn't actually connected to anything, this can >> save a significant amount of boot time. >> >> On Stumpy, this saves about 200ms on boot. >> >> Signed-off-by: Gabe Black <gabebl...@chromium.org> Signed-off-by: >> Simon Glass <s...@chromium.org> --- drivers/input/i8042.c | 13 >> ++++++++++++- 1 files changed, 12 insertions(+), 1 deletions(-) >> >> diff --git a/drivers/input/i8042.c b/drivers/input/i8042.c index >> 99254e4..cae2d0a 100644 --- a/drivers/input/i8042.c +++ >> b/drivers/input/i8042.c @@ -320,6 +320,17 @@ static int >> kbd_controller_present(void) return in8(I8042_STATUS_REG) != 0xff; >> } >> >> +/* + * Implement a weak default function for boards that >> optionally + * need to skip the i8042 initialization. + */ +int >> __board_i8042_skip(void) +{ + /* As default, don't skip */ + return >> 0; +} +int board_i8042_skip(void) __attribute__((weak, >> alias("__board_i8042_skip"))); > > Please add <linux/compiler.h> and use __weak directly, thanks.
Yes will do, > > - -- > Tom > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.11 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://www.enigmail.net/ > > iQIcBAEBAgAGBQJQeD/QAAoJENk4IS6UOR1WVMsP/RJTlWaTvF56K6H75WbjK7l5 > xE7zeAeCS4gbM1CS0fEv1X4296L7oWUUUkw73gwSEAxd2CxOj96HrhJI0WQIqZ/a > m6ysfwswzY92oqXJGxnWnLiZzd0JUR/QHZAM7U0tX1yHFsYrycEtuq+JvfMm5BU7 > 1ozqrN0SoFPa8ZBq0GpnXhDsGdMApucDBkbDv3cgHTYPkOlfh3gLpbz/dkWKxrCv > NBwKvZgVMtEPf9hZf5CLuB2ghfWIRyP50Bf99nKhV+gdLGtrEbboHkMMXEc2Z1ex > foEMqpmSiMVd9yMRqVEIM3sWwnapqAZVn3wQLoq5Kz+YGS/9e0c9t95ck+CmndiM > kJmrx/LZ/XSGzjLrKC3MWLWC/KUS2hHqj4AfYUf1kL5lPuHM24c+oSRfOjogkaqR > bMJZ9ii/kYcQJry/dAYTjFyEa120X48y46e2bNcMhWVZh48A6VpJkFILb1Ga4tEo > ss+hMBX/tiMNp8eoOR7y1n+A+94r3ABKUrLapjfVKg+qXeufrMyotBVfPY35hWnP > qLNVlPpdEF7nP1Wt22OB9s6bBcI6dCrNuL75Ym6wJ3DYnpqU8Y8f3HihwL7cBy7F > o1Zpo0bzazNfy722IYphWu0O3hihIQ11fRpAndVemUzjaXP/kKxaVhiDCj28xHup > 9zGuTm7SW/liJTXp4cc8 > =5tNx > -----END PGP SIGNATURE----- Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot