[XS] Change in coreboot[master]: mb/google/myst: Enable S0ix

[Martin L Roth (Code Review)]

Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/74279?usp=email )

Change subject: mb/google/myst: Enable S0ix
......................................................................

mb/google/myst: Enable S0ix

Enable s0ix on Myst.

BUG=b:277215113
TEST=builds

Change-Id: I3cabc2c3ba75f4490da18b861ef2b82ce240860d
Signed-off-by: Jon Murphy 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74279
Reviewed-by: Raul Rangel 
Reviewed-by: Karthik Ramasubramanian 
Reviewed-by: Eric Lai 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/google/myst/variants/baseboard/devicetree.cb
1 file changed, 1 insertion(+), 0 deletions(-)

Approvals:
  Raul Rangel: Looks good to me, approved
  Eric Lai: Looks good to me, approved
  Karthik Ramasubramanian: Looks good to me, approved
  build bot (Jenkins): Verified

diff --git a/src/mainboard/google/myst/variants/baseboard/devicetree.cb b/src/mainboard/google/myst/variants/baseboard/devicetree.cb
index 7adb365..058f873 100644
--- a/src/mainboard/google/myst/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/myst/variants/baseboard/devicetree.cb
@@ -83,6 +83,7 @@
    register "gpp_clk_config[6]" = "GPP_CLK_OFF" # WWAN_AUX_RST_L GPIO

register "pspp_policy" = "DXIO_PSPP_DISABLED" # TODO(b/277214353): reenable when PSPP works
+	register "s0ix_enable" = "true"

device domain 0 on
    	device ref gpp_bridge_2_1 on end # WWAN