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T60: enable GPIO before using GPIO I/O port range 

Change-Id: I39369e6f8a39f53f58a4b7fbe357637a79f5b596
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/93
Tested-by: build bot (Jenkins)
This commit is contained in:
Sven Schnelle 2011-07-11 15:22:42 +02:00
parent 14c93ec269
commit 40d99bc781
1 changed files with 3 additions and 3 deletions
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6
src/mainboard/lenovo/t60/dock.c
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@ -132,6 +132,8 @@ static int dock_superio_init(void)
dock_write_register(0x07, PC87384_GPIO); dock_write_register(0x07, PC87384_GPIO);
dock_write_register(0x60, 0x16); dock_write_register(0x60, 0x16);
dock_write_register(0x61, 0x20); dock_write_register(0x61, 0x20);
/* enable GPIO */
dock_write_register(0x30, 0x01);
dock_gpio_set_mode(0x00, PC87384_GPIO_PIN_DEBOUNCE | dock_gpio_set_mode(0x00, PC87384_GPIO_PIN_DEBOUNCE |
PC87384_GPIO_PIN_PULLUP, 0x00); PC87384_GPIO_PIN_PULLUP, 0x00);
@ -157,7 +159,6 @@ static int dock_superio_init(void)
dock_gpio_set_mode(0x07, PC87384_GPIO_PIN_DEBOUNCE | dock_gpio_set_mode(0x07, PC87384_GPIO_PIN_DEBOUNCE |
PC87384_GPIO_PIN_PULLUP, 0x00); PC87384_GPIO_PIN_PULLUP, 0x00);
outb(0xfd, 0x1620);
/* no GPIO events enabled for PORT0 */ /* no GPIO events enabled for PORT0 */
outb(0x00, 0x1622); outb(0x00, 0x1622);
@ -170,8 +171,7 @@ static int dock_superio_init(void)
/* clear GPIO events on PORT1*/ /* clear GPIO events on PORT1*/
outb(0xff, 0x1627); outb(0xff, 0x1627);
outb(0x1F, 0x1628); outb(0x1F, 0x1628);
/* enable GPIO */ outb(0xfd, 0x1620);
dock_write_register(0x30, 0x01);
return 0; return 0;
} }