2 files changed, 73 insertions, 6 deletions

diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 8fed45a2fb85..15456a0773bf 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -238,7 +238,7 @@ static struct platform_device ceu1_device = {
 	},
 };
 
-/* KEYSC */
+/* KEYSC in SoC (Needs SW33-2 set to ON) */
 static struct sh_keysc_info keysc_info = {
 	.mode = SH_KEYSC_MODE_1,
 	.scan_timing = 10,
@@ -255,12 +255,13 @@ static struct sh_keysc_info keysc_info = {
 
 static struct resource keysc_resources[] = {
 	[0] = {
-		.start  = 0x1a204000,
-		.end    = 0x1a20400f,
+		.name	= "KEYSC",
+		.start  = 0x044b0000,
+		.end    = 0x044b000f,
 		.flags  = IORESOURCE_MEM,
 	},
 	[1] = {
-		.start  = IRQ0_KEY,
+		.start  = 79,
 		.flags  = IORESOURCE_IRQ,
 	},
 };
diff --git a/arch/sh/kernel/cpu/shmobile/sleep.S b/arch/sh/kernel/cpu/shmobile/sleep.S
index 5d888ef53d82..baf2d7d46b05 100644
--- a/arch/sh/kernel/cpu/shmobile/sleep.S
+++ b/arch/sh/kernel/cpu/shmobile/sleep.S
@@ -26,8 +26,30 @@ ENTRY(sh_mobile_standby)
 
 	tst	#SUSP_SH_SF, r0
 	bt	skip_set_sf
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+	/* DBSC: put memory in self-refresh mode */
 
-	/* SDRAM: disable power down and put in self-refresh mode */
+	mov.l	dben_reg, r4
+	mov.l	dben_data0, r1
+	mov.l	r1, @r4
+
+	mov.l	dbrfpdn0_reg, r4
+	mov.l	dbrfpdn0_data0, r1
+	mov.l	r1, @r4
+
+	mov.l	dbcmdcnt_reg, r4
+	mov.l	dbcmdcnt_data0, r1
+	mov.l	r1, @r4
+
+	mov.l	dbcmdcnt_reg, r4
+	mov.l	dbcmdcnt_data1, r1
+	mov.l	r1, @r4
+
+	mov.l	dbrfpdn0_reg, r4
+	mov.l	dbrfpdn0_data1, r1
+	mov.l	r1, @r4
+#else
+	/* SBSC: disable power down and put in self-refresh mode */
 	mov.l	1f, r4
 	mov.l	2f, r1
 	mov.l	@r4, r2
@@ -35,6 +57,7 @@ ENTRY(sh_mobile_standby)
 	mov.l   3f, r3
 	and	r3, r2
 	mov.l	r2, @r4
+#endif
 
 skip_set_sf:
 	tst	#SUSP_SH_SLEEP, r0
@@ -84,7 +107,36 @@ done_sleep:
 	tst	#SUSP_SH_SF, r0
 	bt	skip_restore_sf
 
-	/* SDRAM: set auto-refresh mode */
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+	/* DBSC: put memory in auto-refresh mode */
+
+	mov.l	dbrfpdn0_reg, r4
+	mov.l	dbrfpdn0_data0, r1
+	mov.l	r1, @r4
+
+	/* sleep 140 ns */
+	nop
+	nop
+	nop
+	nop
+
+	mov.l	dbcmdcnt_reg, r4
+	mov.l	dbcmdcnt_data0, r1
+	mov.l	r1, @r4
+
+	mov.l	dbcmdcnt_reg, r4
+	mov.l	dbcmdcnt_data1, r1
+	mov.l	r1, @r4
+
+	mov.l	dben_reg, r4
+	mov.l	dben_data1, r1
+	mov.l	r1, @r4
+
+	mov.l	dbrfpdn0_reg, r4
+	mov.l	dbrfpdn0_data2, r1
+	mov.l	r1, @r4
+#else
+	/* SBSC: set auto-refresh mode */
 	mov.l	1f, r4
 	mov.l	@r4, r2
 	mov.l   4f, r3
@@ -98,15 +150,29 @@ done_sleep:
 	add	r4, r3
 	or	r2, r3
 	mov.l	r3, @r1
+#endif
 skip_restore_sf:
 	rts
 	 nop
 
 	.balign 4
+#ifdef CONFIG_CPU_SUBTYPE_SH7724
+dben_reg:	.long	0xfd000010 /* DBEN */
+dben_data0:	.long	0
+dben_data1:	.long	1
+dbrfpdn0_reg:	.long	0xfd000040 /* DBRFPDN0 */
+dbrfpdn0_data0:	.long	0
+dbrfpdn0_data1:	.long	1
+dbrfpdn0_data2:	.long	0x00010000
+dbcmdcnt_reg:	.long	0xfd000014 /* DBCMDCNT */
+dbcmdcnt_data0:	.long	2
+dbcmdcnt_data1:	.long	4
+#else
 1:	.long	0xfe400008 /* SDCR0 */
 2:	.long	0x00000400
 3:	.long	0xffff7fff
 4:	.long	0xfffffbff
+#endif
 5:	.long	0xa4150020 /* STBCR */
 6:	.long   0xfe40001c /* RTCOR */
 7:	.long   0xfe400018 /* RTCNT */