[coreboot] r3595 - in trunk/coreboot-v2/src: mainboard/asus/m2v-mx_se superio/ite/it8712f

Author: ruik
Date: 2008-09-24 00:26:27 +0200 (Wed, 24 Sep 2008)
New Revision: 3595

Modified:
   trunk/coreboot-v2/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c
   trunk/coreboot-v2/src/superio/ite/it8712f/it8712f_early_serial.c
Log:

This patch adds support for watchdog kill and adds it to Asus M2V-MX SE.

Signed-off-by: Rudolf Marek 
Acked-by: Marc Jones

Modified: trunk/coreboot-v2/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c
===================================================================
--- trunk/coreboot-v2/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c	2008-09-23 22:19:27 UTC (rev 3594)
+++ trunk/coreboot-v2/src/mainboard/asus/m2v-mx_se/cache_as_ram_auto.c	2008-09-23 22:26:27 UTC (rev 3595)
@@ -157,6 +157,7 @@

sio_init();
    it8712f_enable_serial(SERIAL_DEV, TTYS0_BASE);
+	it8712f_kill_watchdog();
    uart_init();
    console_init();
    enable_rom_decode();
@@ -226,6 +227,7 @@

sio_init();
    it8712f_enable_serial(SERIAL_DEV, TTYS0_BASE);
+	it8712f_kill_watchdog();
    uart_init();
    console_init();
    enable_rom_decode();

Modified: trunk/coreboot-v2/src/superio/ite/it8712f/it8712f_early_serial.c
===================================================================
--- trunk/coreboot-v2/src/superio/ite/it8712f/it8712f_early_serial.c	2008-09-23 22:19:27 UTC (rev 3594)
+++ trunk/coreboot-v2/src/superio/ite/it8712f/it8712f_early_serial.c	2008-09-23 22:26:27 UTC (rev 3595)
@@ -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_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)
 {