Change in coreboot[master]: mb/google/brya/var/felwinter: Add stylus probe for garage

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/60073 )

Change subject: mb/google/brya/var/felwinter: Add stylus probe for garage
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mb/google/brya/var/felwinter: Add stylus probe for garage

Felwinter has non-stylus sku. Add a FW_CONFIG field to indicate
stylus presence and add a probe statement to the devicetree for the
corresponding device.

BUG=b:208937710
TEST=non-stylus doesn't register garage driver.

Signed-off-by: Eric Lai 
Change-Id: I06a2c125f2b5a73f9f7c27bf1b20ff8712664809
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60073
Tested-by: build bot (Jenkins) 
Reviewed-by: Tim Wawrzynczak 
---
M src/mainboard/google/brya/variants/felwinter/overridetree.cb
1 file changed, 7 insertions(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Tim Wawrzynczak: Looks good to me, approved

diff --git a/src/mainboard/google/brya/variants/felwinter/overridetree.cb b/src/mainboard/google/brya/variants/felwinter/overridetree.cb
index dafdbfc..c2da329 100644
--- a/src/mainboard/google/brya/variants/felwinter/overridetree.cb
+++ b/src/mainboard/google/brya/variants/felwinter/overridetree.cb
@@ -4,6 +4,10 @@
    	option USB3_PS8815		1
    	option USB4_KB8001		2
    end
+	field STYLUS 5
+		option STYLUS_ABSENT		0
+		option STYLUS_PRESENT		1
+	end
    field AUDIO_AMP 7 9
    	option UNPROVISIONED		0
    	option MAX98360_ALC5682I_I2S	1
@@ -269,7 +273,9 @@
    			register "key.linux_code" = "SW_PEN_INSERTED"
    			register "key.linux_input_type" = "EV_SW"
    			register "key.label" = ""pen_eject""
-				device generic 0 on end
+				device generic 0 on
+					probe STYLUS STYLUS_PRESENT
+				end
    		end
    	end #I2C3
    	device ref i2c5 on