From: Magnus Damm <magnus.damm@gmail.com>
To: linux-sh@vger.kernel.org
Subject: [PATCH 04/07] sh: Use immediate data for sh7724 DBSC
Date: Wed, 14 Oct 2009 10:18:56 +0000 [thread overview]
Message-ID: <20091014101856.21842.73069.sendpatchset@rxone.opensource.se> (raw)
From: Magnus Damm <damm@opensource.se>
Use immediate data for the DBSC code to save a bit of space.
Signed-off-by: Magnus Damm <damm@opensource.se>
---
arch/sh/kernel/cpu/shmobile/sleep.S | 28 +++++++++++-----------------
1 file changed, 11 insertions(+), 17 deletions(-)
--- 0004/arch/sh/kernel/cpu/shmobile/sleep.S
+++ work/arch/sh/kernel/cpu/shmobile/sleep.S 2009-10-13 15:01:24.000000000 +0900
@@ -117,23 +117,23 @@ skip_mmu_save_disable:
#ifdef CONFIG_CPU_SUBTYPE_SH7724
/* DBSC: put memory in self-refresh mode */
mov.l dben_reg, r4
- mov.l dben_data0, r1
+ mov #0, r1
mov.l r1, @r4
mov.l dbrfpdn0_reg, r4
- mov.l dbrfpdn0_data0, r1
+ mov #0, r1
mov.l r1, @r4
mov.l dbcmdcnt_reg, r4
- mov.l dbcmdcnt_data0, r1
+ mov #2, r1
mov.l r1, @r4
mov.l dbcmdcnt_reg, r4
- mov.l dbcmdcnt_data1, r1
+ mov #4 r1
mov.l r1, @r4
mov.l dbrfpdn0_reg, r4
- mov.l dbrfpdn0_data1, r1
+ mov #1, r1
mov.l r1, @r4
#else
/* SBSC: disable power down and put in self-refresh mode */
@@ -253,7 +253,7 @@ skip_mmu_restore:
#ifdef CONFIG_CPU_SUBTYPE_SH7724
/* DBSC: put memory in auto-refresh mode */
mov.l dbrfpdn0_reg, k4
- mov.l dbrfpdn0_data0, k1
+ mov #0, k1
mov.l k1, @k4
nop /* sleep 140 ns */
@@ -262,19 +262,19 @@ skip_mmu_restore:
nop
mov.l dbcmdcnt_reg, k4
- mov.l dbcmdcnt_data0, k1
+ mov #2, k1
mov.l k1, @k4
mov.l dbcmdcnt_reg, k4
- mov.l dbcmdcnt_data1, k1
+ mov #4, k1
mov.l k1, @k4
mov.l dben_reg, k4
- mov.l dben_data1, k1
+ mov #1, k1
mov.l k1, @k4
mov.l dbrfpdn0_reg, k4
- mov.l dbrfpdn0_data2, k1
+ mov.l dbrfpdn0_data, k1
mov.l k1, @k4
#else
/* SBSC: set auto-refresh mode */
@@ -308,15 +308,9 @@ saved_vbr: .long 0
offset_vbr: .long 0x600
#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
+dbrfpdn0_data: .long 0x00010000
dbcmdcnt_reg: .long 0xfd000014 /* DBCMDCNT */
-dbcmdcnt_data0: .long 2
-dbcmdcnt_data1: .long 4
#else
1: .long 0xfe400008 /* SDCR0 */
2: .long 0x00000400
reply other threads:[~2009-10-14 10:18 UTC|newest]
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