diff options
Diffstat (limited to 'src/northbridge/intel')
-rw-r--r-- | src/northbridge/intel/x4x/gma.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/northbridge/intel/x4x/gma.c b/src/northbridge/intel/x4x/gma.c index e91d778774..db96facbef 100644 --- a/src/northbridge/intel/x4x/gma.c +++ b/src/northbridge/intel/x4x/gma.c @@ -74,6 +74,15 @@ static void intel_gma_init(const struct northbridge_intel_x4x_config *info, u32 pixel_m1 = 1; u32 pixel_m2 = 1; + u8 vga_gmbus = GMBUS_PORT_VGADDC; + + if (IS_ENABLED(CONFIG_GFX_GMA_ANALOG_I2C_HDMI_B)) + vga_gmbus = GMBUS_PORT_DPB; + else if (IS_ENABLED(CONFIG_GFX_GMA_ANALOG_I2C_HDMI_C)) + vga_gmbus = GMBUS_PORT_DPC; + else if (IS_ENABLED(CONFIG_GFX_GMA_ANALOG_I2C_HDMI_D)) + vga_gmbus = GMBUS_PORT_DPD; + vga_gr_write(0x18, 0); /* Set up GTT */ @@ -113,7 +122,11 @@ static void intel_gma_init(const struct northbridge_intel_x4x_config *info, udelay(1); - intel_gmbus_read_edid(mmio + GMBUS0, GMBUS_PORT_VGADDC, 0x50, edid_data, + /* + * TODO: check if it is actually an analog display. + * No harm is done but the console output could be confusing. + */ + intel_gmbus_read_edid(mmio + GMBUS0, vga_gmbus, 0x50, edid_data, sizeof(edid_data)); intel_gmbus_stop(mmio + GMBUS0); decode_edid(edid_data, |