From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/sh/boards/mach-hp6xx/pm_wakeup.S | 39 +++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 arch/sh/boards/mach-hp6xx/pm_wakeup.S

(limited to 'arch/sh/boards/mach-hp6xx/pm_wakeup.S')

diff --git a/arch/sh/boards/mach-hp6xx/pm_wakeup.S b/arch/sh/boards/mach-hp6xx/pm_wakeup.S
new file mode 100644
index 000000000..0fd43301f
--- /dev/null
+++ b/arch/sh/boards/mach-hp6xx/pm_wakeup.S
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com>
+ */
+
+#include <linux/linkage.h>
+#include <cpu/mmu_context.h>
+
+/*
+ * Kernel mode register usage:
+ *	k0	scratch
+ *	k1	scratch
+ * For more details, please have a look at entry.S
+ */
+
+#define k0	r0
+#define k1	r1
+
+ENTRY(wakeup_start)
+! clear STBY bit
+	mov	#-126, k1
+   	and	#127, k0
+	mov.b	k0, @k1
+! enable refresh
+	mov.l	5f, k1
+	mov.w	6f, k0
+  	mov.w	k0, @k1
+! jump to handler
+	mov.l	4f, k1
+	jmp	@k1
+	 nop
+
+	.align	2
+4:	.long	handle_interrupt
+5:	.long	0xffffff68
+6:	.word	0x0524
+
+ENTRY(wakeup_end)
+	nop
-- 
cgit v1.2.3