Attention is currently required from: Alexander Couzens. Nico Huber has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/63530 )
Change subject: [TESTME] mb/lenovo/t410: Complete and fix hybrid-graphics config ......................................................................
[TESTME] mb/lenovo/t410: Complete and fix hybrid-graphics config
The T410 (Nozomi-1) has another GPIO to control DDC muxes. Configure this one and also correct `panel_integrated_lvl`, DISCRETE_ENABLE is active high. Also add some comments what settings refers to what on the board.
Change-Id: Ia42416b7d2aeebe193747f88bc168a9e0838e449 Signed-off-by: Nico Huber nico.h@gmx.de --- M src/mainboard/lenovo/t410/devicetree.cb 1 file changed, 10 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/30/63530/1
diff --git a/src/mainboard/lenovo/t410/devicetree.cb b/src/mainboard/lenovo/t410/devicetree.cb index e3456f2..24d4075 100644 --- a/src/mainboard/lenovo/t410/devicetree.cb +++ b/src/mainboard/lenovo/t410/devicetree.cb @@ -135,16 +135,25 @@ chip drivers/lenovo/hybrid_graphics device pnp ff.f on end # dummy
+ # -DISCRETE_PRESENCE register "detect_gpio" = "21"
+ # DDC_MUX_SEL + register "has_ddc_mux_gpio" = "1" + register "ddc_mux_gpio" = "54" + register "ddc_integrated_lvl" = "1" + + # DISCRETE_ENABLE register "has_panel_hybrid_gpio" = "1" register "panel_hybrid_gpio" = "52" - register "panel_integrated_lvl" = "1" + register "panel_integrated_lvl" = "0"
+ # BKLT_CTRL_SEL register "has_backlight_gpio" = "1" register "backlight_gpio" = "50" register "backlight_integrated_lvl" = "0"
+ # GFX_PWR_EN_D register "has_dgpu_power_gpio" = "1" register "dgpu_power_gpio" = "49" register "dgpu_power_off_lvl" = "0"