[coreboot-gerrit] New patch to review for coreboot: 48e2840 samus: Assign GPIO2 to HP_AMP_SHDN_L
Stefan Reinauer (stefan.reinauer@coreboot.org)
gerrit at coreboot.org
Thu Apr 2 23:52:37 CEST 2015
Stefan Reinauer (stefan.reinauer at coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9269
-gerrit
commit 48e2840e6917eebc728d5574f10b394c2d53db96
Author: Ben Zhang <benzh at chromium.org>
Date: Tue Sep 30 17:00:05 2014 -0700
samus: Assign GPIO2 to HP_AMP_SHDN_L
BUG=chrome-os-partner:29649
BRANCH=samus
TEST=Audio playback to headphone works
Change-Id: I35efa3b97abbba50cbee4c25acfaeb155fc1238f
Signed-off-by: Stefan Reinauer <reinauer at chromium.org>
Original-Commit-Id: e2c0ede19c6b700c8d0bf01ff9d3a54984c5d784
Original-Change-Id: Ib51aace52026688dc8972047e5d934c80138ff80
Original-Signed-off-by: Ben Zhang <benzh at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/221294
Original-Reviewed-by: Duncan Laurie <dlaurie at chromium.org>
---
src/mainboard/google/samus/acpi/mainboard.asl | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/mainboard/google/samus/acpi/mainboard.asl b/src/mainboard/google/samus/acpi/mainboard.asl
index 128f266..c6ad278 100644
--- a/src/mainboard/google/samus/acpi/mainboard.asl
+++ b/src/mainboard/google/samus/acpi/mainboard.asl
@@ -202,6 +202,7 @@ Scope (\_SB.PCI0.I2C0)
* [1] = Mic Present (INPUT)
* [2] = Interrupt to the host (OUTPUT)
* [3] = Interrupt to the host (OUTPUT)
+ * [4] = Headphone amp control (OUTPUT)
*/
/* Index 0: Jack Detect - PLUG_DET is GPIO5 */
@@ -219,6 +220,10 @@ Scope (\_SB.PCI0.I2C0)
/* Index 3: Codec Wake - DSP_INT is GPIO4 */
GpioIo (Exclusive, PullUp, , , IoRestrictionOutputOnly,
"\\_SB.PCI0.I2C0.CODC") { 3 }
+
+ /* Index 4: Headphone amp - HP_AMP_SHDN_L is GPIO2 */
+ GpioIo (Exclusive, PullDown, , , IoRestrictionOutputOnly,
+ "\\_SB.PCI0.I2C0.CODC") { 1 }
})
Name (_PRW, Package() { WAKE, 3 })
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