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authorKarthikeyan Ramasubramanian <kramasub@google.com>2020-09-29 22:06:26 -0600
committerKarthik Ramasubramanian <kramasub@google.com>2020-10-09 14:44:04 +0000
commit30b854dccd1fce2d439fb70ffa15064130cad73c (patch)
tree1f15bf10a6d6cb35dbfeedb545f2f43b329b4fe6 /src/mainboard/google/dedede/variants
parent9765394663f9d3b6e68b3f620dd1d429053d810c (diff)
mb/google/dedede: Override GPIO PM configuration
If Cr50 is running old firmware version and hence does not ensure long interrupt pulses, override the GPIO PM configuration. BUG=None TEST=Build and boot waddledee to OS. Ensure that any chip override happens before FSP silicon parameter initialization. Ensure that the suspend/resume sequence works fine. Ensure that the reboot sequence works fine for 50 iterations. Change-Id: I455c51d4a63b1b5edadbf00c786ce61b0ba1ff00 Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45857 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/mainboard/google/dedede/variants')
-rw-r--r--src/mainboard/google/dedede/variants/baseboard/devicetree.cb8
1 files changed, 0 insertions, 8 deletions
diff --git a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
index 73b0c61f1b..fe232e68d3 100644
--- a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
@@ -129,14 +129,6 @@ chip soc/intel/jasperlake
# Select eDP for port A
register "DdiPortAConfig" = "1"
- # Disable PM to allow for shorter irq pulses
- register "gpio_override_pm" = "1"
- register "gpio_pm[0]" = "0"
- register "gpio_pm[1]" = "0"
- register "gpio_pm[2]" = "0"
- register "gpio_pm[3]" = "0"
- register "gpio_pm[4]" = "0"
-
# Enable HPD for DDI ports B/C
register "DdiPortBHpd" = "1"
register "DdiPortCHpd" = "1"