diff options
Diffstat (limited to 'drivers/video/via/lcd.c')
| -rw-r--r-- | drivers/video/via/lcd.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c index c7de16430867..e99f933faf19 100644 --- a/drivers/video/via/lcd.c +++ b/drivers/video/via/lcd.c @@ -833,8 +833,36 @@ void viafb_lcd_disable(void) } +static void set_lcd_output_path(int set_iga, int output_interface) +{ + switch (output_interface) { + case INTERFACE_DFP: + if ((UNICHROME_K8M890 == viaparinfo->chip_info->gfx_chip_name) + || (UNICHROME_P4M890 == + viaparinfo->chip_info->gfx_chip_name)) + viafb_write_reg_mask(CR97, VIACR, 0x84, + BIT7 + BIT2 + BIT1 + BIT0); + case INTERFACE_DVP0: + case INTERFACE_DVP1: + case INTERFACE_DFP_HIGH: + case INTERFACE_DFP_LOW: + if (set_iga == IGA2) + viafb_write_reg(CR91, VIACR, 0x00); + break; + } +} + void viafb_lcd_enable(void) { + viafb_write_reg_mask(CR6B, VIACR, 0x00, BIT3); + viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3); + set_lcd_output_path(viaparinfo->lvds_setting_info->iga_path, + viaparinfo->chip_info->lvds_chip_info.output_interface); + if (viafb_LCD2_ON) + set_lcd_output_path(viaparinfo->lvds_setting_info2->iga_path, + viaparinfo->chip_info-> + lvds_chip_info2.output_interface); + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { /* DI1 pad on */ viafb_write_reg_mask(SR1E, VIASR, 0x30, 0x30); |