[coreboot-gerrit] Change in ...coreboot[master]: soc/intel/icelake: Add support to enable/disable USB charging in s3/S5

[Aamir Bohra (Code Review)]

Aamir Bohra has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/29793


Change subject: soc/intel/icelake: Add support to enable/disable USB charging in s3/S5
......................................................................

soc/intel/icelake: Add support to enable/disable USB charging in s3/S5

Change-Id: I0559b8a546f7a67759377c7f51b2faa2280aa797
Signed-off-by: Aamir Bohra <aamir.bohra at intel.com>
---
M src/soc/intel/icelake/acpi/globalnvs.asl
1 file changed, 26 insertions(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/93/29793/1

diff --git a/src/soc/intel/icelake/acpi/globalnvs.asl b/src/soc/intel/icelake/acpi/globalnvs.asl
index 678ce5a..b8f4d2f 100644
--- a/src/soc/intel/icelake/acpi/globalnvs.asl
+++ b/src/soc/intel/icelake/acpi/globalnvs.asl
@@ -48,8 +48,34 @@
 	U2WE,	16,	// 0x2b - 0x2c USB2 Wake Enable Bitmap
 	U3WE,	16,	// 0x2d - 0x2e USB3 Wake Enable Bitmap
 	UIOR,	8,	// 0x2f - UART debug controller init on S3 resume
+	S5U0,	8,	// 0x30 - Enable USB in S5
+	S3U0,	8,	// 0x31 - Enable USB in S3
 
 	/* ChromeOS specific */
 	Offset (0x100),
 	#include <vendorcode/google/chromeos/acpi/gnvs.asl>
 }
+
+/* Set flag to enable USB charging in S3 */
+Method (S3UE)
+{
+	Store (One, \S3U0)
+}
+
+/* Set flag to disable USB charging in S3 */
+Method (S3UD)
+{
+	Store (Zero, \S3U0)
+}
+
+/* Set flag to enable USB charging in S5 */
+Method (S5UE)
+{
+	Store (One, \S5U0)
+}
+
+/* Set flag to disable USB charging in S5 */
+Method (S5UD)
+{
+	Store (Zero, \S5U0)
+}

-- 
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: I0559b8a546f7a67759377c7f51b2faa2280aa797
Gerrit-Change-Number: 29793
Gerrit-PatchSet: 1
Gerrit-Owner: Aamir Bohra <aamir.bohra at intel.com>
Gerrit-MessageType: newchange
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