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-rw-r--r--arch/sh/boards/mach-se/7724/setup.c9
-rw-r--r--arch/sh/kernel/cpu/shmobile/sleep.S70
-rw-r--r--drivers/clocksource/sh_cmt.c28
-rw-r--r--drivers/video/sh_mobile_lcdcfb.c5
4 files changed, 106 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 */
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index 2964f5f4a7ef..6b3e0c2f33e2 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -40,6 +40,7 @@ struct sh_cmt_priv {
struct platform_device *pdev;
unsigned long flags;
+ unsigned long flags_suspend;
unsigned long match_value;
unsigned long next_match_value;
unsigned long max_match_value;
@@ -667,11 +668,38 @@ static int __devexit sh_cmt_remove(struct platform_device *pdev)
return -EBUSY; /* cannot unregister clockevent and clocksource */
}
+static int sh_cmt_suspend(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct sh_cmt_priv *p = platform_get_drvdata(pdev);
+
+ /* save flag state and stop CMT channel */
+ p->flags_suspend = p->flags;
+ sh_cmt_stop(p, p->flags);
+ return 0;
+}
+
+static int sh_cmt_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct sh_cmt_priv *p = platform_get_drvdata(pdev);
+
+ /* start CMT channel from saved state */
+ sh_cmt_start(p, p->flags_suspend);
+ return 0;
+}
+
+static struct dev_pm_ops sh_cmt_dev_pm_ops = {
+ .suspend = sh_cmt_suspend,
+ .resume = sh_cmt_resume,
+};
+
static struct platform_driver sh_cmt_device_driver = {
.probe = sh_cmt_probe,
.remove = __devexit_p(sh_cmt_remove),
.driver = {
.name = "sh_cmt",
+ .pm = &sh_cmt_dev_pm_ops,
}
};
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 8f24564f77b0..07f22b625632 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -481,6 +481,9 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
/* tell the board code to enable the panel */
for (k = 0; k < ARRAY_SIZE(priv->ch); k++) {
ch = &priv->ch[k];
+ if (!ch->enabled)
+ continue;
+
board_cfg = &ch->cfg.board_cfg;
if (board_cfg->display_on)
board_cfg->display_on(board_cfg->board_data);
@@ -498,6 +501,8 @@ static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv)
/* clean up deferred io and ask board code to disable panel */
for (k = 0; k < ARRAY_SIZE(priv->ch); k++) {
ch = &priv->ch[k];
+ if (!ch->enabled)
+ continue;
/* deferred io mode:
* flush frame, and wait for frame end interrupt
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 21:09:38 +0000