New patch to review for coreboot: mb/kontron/ktqm77: Let suspend LED flash slowly in S3/S4

[Nico Huber]

Nico Huber ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16727

-gerrit

commit a7e0f6cc28db156e0566ea7de54d35ddd625d333
Author: Nico Huber 
Date:   Wed Apr 15 13:46:08 2015 +0200

mb/kontron/ktqm77: Let suspend LED flash slowly in S3/S4

Change-Id: Idb37abea01831631aadba66ecd42bc7df03aa857
    Signed-off-by: Nico Huber 
---
 src/mainboard/kontron/ktqm77/acpi/platform.asl | 12 +++++++++++-
 src/mainboard/kontron/ktqm77/romstage.c        |  1 +
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/mainboard/kontron/ktqm77/acpi/platform.asl b/src/mainboard/kontron/ktqm77/acpi/platform.asl
index 9567c8d..49bcea1 100644
--- a/src/mainboard/kontron/ktqm77/acpi/platform.asl
+++ b/src/mainboard/kontron/ktqm77/acpi/platform.asl
@@ -20,12 +20,22 @@

Method(_PTS,1)
 {
-
+	/* Let suspend LED flash slowly in S3 and S4 */
+	If (LOr (LEqual (Arg0, 3), LEqual (Arg0, 4)))
+	{
+		_SB.PCI0.LPCB.SIO0.SUSL (0x06)
+	}
+	Else
+	{
+		_SB.PCI0.LPCB.SIO0.SUSL (0x02)
+	}
 }

/* The _WAK method is called on system wakeup */

Method(_WAK,1)
 {
+	/* Disable suspend LED during normal operation */
+	_SB.PCI0.LPCB.SIO0.SUSL (0x02)
    Return(Package(){0,0})
 }
diff --git a/src/mainboard/kontron/ktqm77/romstage.c b/src/mainboard/kontron/ktqm77/romstage.c
index 973119b..57a7fa2 100644
--- a/src/mainboard/kontron/ktqm77/romstage.c
+++ b/src/mainboard/kontron/ktqm77/romstage.c
@@ -94,6 +94,7 @@ void mainboard_config_superio(void)
    /* Values can only be changed, when devices are enabled. */
    pnp_write_config(dev, 0xe3, 0xdd); /* GPIO2 bits 1, 5 are output */
    pnp_write_config(dev, 0xe4, (dis_bl_inv << 5) | (lvds_3v << 1)); /* GPIO2 bits 1, 5 */
+	pnp_write_config(dev, 0xf3, 0x40); /* Disable suspend LED during normal operation */
    pnp_exit_ext_func_mode(dev);
 }