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| author | Rudolf Marek <r.marek@assembler.cz> | 2008-09-23 22:26:27 +0000 |
|---|---|---|
| committer | Rudolf Marek <r.marek@assembler.cz> | 2008-09-23 22:26:27 +0000 |
| commit | 4590ce2b3c22be17b57fe1ed28fb8f43cfc60287 (patch) | |
| tree | dc62d46457e151273f0dda5fbdf014471cbc647f /src | |
| parent | 3aca4b5734e13dc5a40d238421be8c0f072ee552 (diff) | |
| download | coreboot-4590ce2b3c22be17b57fe1ed28fb8f43cfc60287.tar.xz | |
This patch adds support for watchdog kill and adds it to Asus M2V-MX SE.
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Acked-by: Marc Jones <marc.jones@amd.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3595 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c | 2 | ||||
| -rw-r--r-- | src/superio/ite/it8712f/it8712f_early_serial.c | 11 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c b/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c index 87248cb833..7d30c0dcf6 100644 --- a/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c +++ b/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c @@ -157,6 +157,7 @@ void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) sio_init(); it8712f_enable_serial(SERIAL_DEV, TTYS0_BASE); + it8712f_kill_watchdog(); uart_init(); console_init(); enable_rom_decode(); @@ -226,6 +227,7 @@ void real_main(unsigned long bist, unsigned long cpu_init_detectedx) sio_init(); it8712f_enable_serial(SERIAL_DEV, TTYS0_BASE); + it8712f_kill_watchdog(); uart_init(); console_init(); enable_rom_decode(); diff --git a/src/superio/ite/it8712f/it8712f_early_serial.c b/src/superio/ite/it8712f/it8712f_early_serial.c index dd84245dc4..9758e868fd 100644 --- a/src/superio/ite/it8712f/it8712f_early_serial.c +++ b/src/superio/ite/it8712f/it8712f_early_serial.c @@ -32,6 +32,7 @@ #define IT8712F_CONFIG_REG_CONFIGSEL 0x22 /* Configuration Select. */ #define IT8712F_CONFIG_REG_CLOCKSEL 0x23 /* Clock Selection. */ #define IT8712F_CONFIG_REG_SWSUSP 0x24 /* Software Suspend, Flash I/F. */ +#define IT8712F_CONFIG_REG_WATCHDOG 0x72 /* Watchdog control. */ #define IT8712F_CONFIGURATION_PORT 0x2e /* Write-only. */ @@ -77,6 +78,16 @@ static void it8712f_24mhz_clkin(void) } +static void it8712f_kill_watchdog(void) +{ + it8712f_enter_conf(); + + /* Kill the Watchdog */ + it8712f_sio_write(0x07, IT8712F_CONFIG_REG_WATCHDOG, 0x00); + + it8712f_exit_conf(); +} + /* Enable the peripheral devices on the IT8712F Super I/O chip. */ static void it8712f_enable_serial(device_t dev, unsigned iobase) { |