diff options
| author | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2015-09-05 18:26:30 -0500 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-10-23 20:04:07 +0200 |
| commit | 907ea331f2b2769331982fc373f55c5c86146c4b (patch) | |
| tree | f865a3e79da50fefe3f16d7fb6547b4657d75675 /src/superio | |
| parent | a8d73a3957c15c455b53c2ea248ad491a267d9c2 (diff) | |
| download | coreboot-907ea331f2b2769331982fc373f55c5c86146c4b.tar.xz | |
superio/nuvoton/nct5572d: Enable power state after power failure support
Change-Id: Ia0313b9ecd64c9e6f99a140772ebb35abe0175fd
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/11950
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/superio')
| -rw-r--r-- | src/superio/nuvoton/nct5572d/superio.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/superio/nuvoton/nct5572d/superio.c b/src/superio/nuvoton/nct5572d/superio.c index c5278d61ec..3b71c6bddc 100644 --- a/src/superio/nuvoton/nct5572d/superio.c +++ b/src/superio/nuvoton/nct5572d/superio.c @@ -3,6 +3,7 @@ * * Copyright (C) 2014 Felix Held <felix-coreboot@felixheld.de> * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com> + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering * * 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 @@ -19,17 +20,29 @@ * Foundation, Inc. */ +#include <console/console.h> #include <arch/io.h> #include <device/device.h> #include <device/pnp.h> #include <pc80/keyboard.h> +#include <pc80/mc146818rtc.h> #include <stdlib.h> #include <superio/conf_mode.h> #include "nct5572d.h" +#define MAINBOARD_POWER_OFF 0 +#define MAINBOARD_POWER_ON 1 + +#ifndef CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL +#define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON +#endif + static void nct5572d_init(struct device *dev) { + uint8_t byte; + uint8_t power_status; + if (!dev->enabled) return; @@ -38,6 +51,22 @@ static void nct5572d_init(struct device *dev) case NCT5572D_KBC: pc_keyboard_init(); break; + case NCT5572D_ACPI: + /* Set power state after power fail */ + power_status = CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL; + get_option(&power_status, "power_on_after_fail"); + pnp_enter_conf_mode_8787(dev); + pnp_set_logical_device(dev); + byte = pnp_read_config(dev, 0xe4); + byte &= ~0x60; + if (power_status == 1) + byte |= (0x1 << 5); /* Force power on */ + else if (power_status == 2) + byte |= (0x2 << 5); /* Use last power state */ + pnp_write_config(dev, 0xe4, byte); + pnp_exit_conf_mode_aa(dev); + printk(BIOS_INFO, "set power %s after power fail\n", power_status ? "on" : "off"); + break; } } |