summaryrefslogtreecommitdiff
path: root/drivers/video/savage/savagefb-i2c.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video/savage/savagefb-i2c.c')
-rw-r--r--drivers/video/savage/savagefb-i2c.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c
index ed371c868b3a..b16e6138fdd4 100644
--- a/drivers/video/savage/savagefb-i2c.c
+++ b/drivers/video/savage/savagefb-i2c.c
@@ -181,6 +181,15 @@ void savagefb_create_i2c_busses(struct fb_info *info)
par->chan.algo.getscl = prosavage_gpio_getscl;
break;
case FB_ACCEL_SAVAGE4:
+ par->chan.reg = CR_SERIAL1;
+ if (par->pcidev->revision > 1 && !(VGArCR(0xa6, par) & 0x40))
+ par->chan.reg = CR_SERIAL2;
+ par->chan.ioaddr = par->mmio.vbase;
+ par->chan.algo.setsda = prosavage_gpio_setsda;
+ par->chan.algo.setscl = prosavage_gpio_setscl;
+ par->chan.algo.getsda = prosavage_gpio_getsda;
+ par->chan.algo.getscl = prosavage_gpio_getscl;
+ break;
case FB_ACCEL_SAVAGE2000:
par->chan.reg = 0xff20;
par->chan.ioaddr = par->mmio.vbase;