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Lenovo PMH7: add pmh7_ultrabay_power_enable() 

Can be used to enable/disable Ultrabay power on Thinkpads
who control that with the PMH7. (i.e. T60)

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Acked-by: Peter Stuge <peter@stuge.se>

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6546 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Sven Schnelle 2011-04-27 19:47:42 +00:00
parent cf7dffeabc
commit bf9e9309c0
2 changed files with 10 additions and 0 deletions
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9
src/ec/lenovo/pmh7/pmh7.c
View File

@ -49,6 +49,15 @@ void pmh7_touchpad_enable(int onoff)
else else
pmh7_register_set_bit(0x51, 2); pmh7_register_set_bit(0x51, 2);
} }
void pmh7_ultrabay_power_enable(int onoff)
{
if (onoff)
pmh7_register_clear_bit(0x62, 0);
else
pmh7_register_set_bit(0x62, 0);
}
void pmh7_register_set_bit(int reg, int bit) void pmh7_register_set_bit(int reg, int bit)
{ {
char val; char val;

1
src/ec/lenovo/pmh7/pmh7.h
View File

@ -34,4 +34,5 @@ void pmh7_register_write(int reg, int val);
void pmh7_backlight_enable(int onoff); void pmh7_backlight_enable(int onoff);
void pmh7_dock_event_enable(int onoff); void pmh7_dock_event_enable(int onoff);
void pmh7_touchpad_enable(int onoff); void pmh7_touchpad_enable(int onoff);
void pmh7_ultrabay_power_enable(int onoff);
#endif #endif