diff options
| author | Frans Hendriks <fhendriks@eltan.com> | 2018-11-26 10:33:00 +0100 |
|---|---|---|
| committer | Patrick Rudolph <siro@das-labor.org> | 2019-05-24 07:22:23 +0000 |
| commit | 2e1fea408d8c7287497f0846715ee933fa9449f0 (patch) | |
| tree | 55a7143e2ef89376316ab95a687e4313e6fe8e20 /src/superio/common | |
| parent | 3d84038d57d606945403b3a1e4759dff359a7a7d (diff) | |
superio: Add ASpeed AST2400
Add support for ASpeed AST2400.
This device uses write twice 0xA5 to enter config mode.
BUG = N/A
TEST = ASRock D1521D4U
Change-Id: I58fce31f0a2483e61e9d31f38ab5a059b8cf4f83
Signed-off-by: Frans Hendriks <fhendriks@eltan.com>
Signed-off-by: Felix Singer <migy@darmstadt.ccc.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/23135
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Diffstat (limited to 'src/superio/common')
| -rw-r--r-- | src/superio/common/conf_mode.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/superio/common/conf_mode.c b/src/superio/common/conf_mode.c index dec630bfa4..8ba1cddba9 100644 --- a/src/superio/common/conf_mode.c +++ b/src/superio/common/conf_mode.c @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2013 Nico Huber <nico.h@gmx.de> + * Copyright (C) 2017-2018 Eltan B.V. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -48,6 +49,12 @@ void pnp_enter_conf_mode_a0a0(struct device *dev) outb(0xa0, dev->path.pnp.port); } +void pnp_enter_conf_mode_a5a5(struct device *dev) +{ + outb(0xa5, dev->path.pnp.port); + outb(0xa5, dev->path.pnp.port); +} + void pnp_exit_conf_mode_aa(struct device *dev) { outb(0xaa, dev->path.pnp.port); @@ -96,6 +103,11 @@ const struct pnp_mode_ops pnp_conf_mode_a0a0_aa = { .exit_conf_mode = pnp_exit_conf_mode_aa, }; +const struct pnp_mode_ops pnp_conf_mode_a5a5_aa = { + .enter_conf_mode = pnp_enter_conf_mode_a5a5, + .exit_conf_mode = pnp_exit_conf_mode_aa, +}; + const struct pnp_mode_ops pnp_conf_mode_870155_aa = { .enter_conf_mode = pnp_enter_conf_mode_870155aa, .exit_conf_mode = pnp_exit_conf_mode_0202, |