From 5e29c0ef8e310dd6e8dcfef6596c4268b9995169 Mon Sep 17 00:00:00 2001 From: Raul E Rangel Date: Fri, 12 Jun 2020 11:41:16 -0600 Subject: mb/google/zork: Disable UART 1, 2 and 3 We don't use these on zork, so lets save the power. BUG=b:153001807 TEST=Boot OS and make sure UART 1, 2 and 3 are not probed and remain powered off. Signed-off-by: Raul E Rangel Change-Id: I2fadeba779b66ec2fb13951b9487118ef0737a94 Reviewed-on: https://review.coreboot.org/c/coreboot/+/42328 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/mainboard/google/zork/variants/baseboard/devicetree.cb | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/mainboard/google/zork') diff --git a/src/mainboard/google/zork/variants/baseboard/devicetree.cb b/src/mainboard/google/zork/variants/baseboard/devicetree.cb index 664e379035..18c3783e83 100644 --- a/src/mainboard/google/zork/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/zork/variants/baseboard/devicetree.cb @@ -187,4 +187,8 @@ chip soc/amd/picasso end end + device mmio 0xfedca000 off end # UART1 + device mmio 0xfedce000 off end # UART2 + device mmio 0xfedcf000 off end # UART3 + end # chip soc/amd/picasso -- cgit v1.2.3