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authorMario Scheithauer <mario.scheithauer@siemens.com>2022-05-03 12:32:17 +0200
committerFelix Held <felix-coreboot@felixheld.de>2022-05-16 13:23:31 +0000
commitcf0236972d06ff02880619beb7a891a0d3011184 (patch)
tree53b0a76a12a1eb73fccc9798c9e9708247e63c1b
parent6438084eab6cfe3047fe64966e2b473aa96529de (diff)
mb/siemens/mc_ehl2: Set PCH TSN link speed to 1 Gbps in devicetree
TSN runs in SGMII mode on this mainboard. This requires setting the link speed to 1 Gbps. Change-Id: I9f1da971b4de5671d6d38be6dbc50edbbe20d157 Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/64033 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
-rw-r--r--src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb
index 72e4b0f2da..f74b504e0d 100644
--- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb
+++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb
@@ -101,7 +101,7 @@ chip soc/intel/elkhartlake
}"
# TSN GBE related UPDs
- register "PchTsnGbeLinkSpeed" = "Tsn_2_5_Gbps"
+ register "PchTsnGbeLinkSpeed" = "Tsn_1_Gbps"
register "PchTsnGbeSgmiiEnable" = "1"
register "PseTsnGbeSgmiiEnable[0]" = "1"
register "PseTsnGbeSgmiiEnable[1]" = "1"