From c6309633a1b33c85b1920c61126ad03f262ab215 Mon Sep 17 00:00:00 2001
From: Rob Purchase <shotofadds@rockbox.org>
Date: Sun, 26 Jul 2009 19:41:24 +0000
Subject: Re-work D2 power off behaviour. * Inhibit PCF timeout during shutdown
 and while charging * Power off the player using the same mechanism as the OF
 (GPIO)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22056 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/pcf50606.c                        |  7 +++++++
 firmware/export/pcf50606.h                         |  2 +-
 firmware/powermgmt.c                               |  9 ++++++---
 .../target/arm/tcc780x/cowond2/power-cowond2.c     | 22 ++++++++++++++--------
 4 files changed, 28 insertions(+), 12 deletions(-)

diff --git a/firmware/drivers/pcf50606.c b/firmware/drivers/pcf50606.c
index 6fb2840bca..6a98b0d021 100644
--- a/firmware/drivers/pcf50606.c
+++ b/firmware/drivers/pcf50606.c
@@ -55,3 +55,10 @@ void pcf50606_init(void)
 {
     // TODO
 }
+
+void pcf50606_reset_timeout(void)
+{
+    int level = disable_irq_save();
+    pcf50606_write(PCF5060X_OOCC1, pcf50606_read(PCF5060X_OOCC1) | TOTRST);
+    restore_irq(level);
+}
diff --git a/firmware/export/pcf50606.h b/firmware/export/pcf50606.h
index 88b7d67a13..8e01346028 100644
--- a/firmware/export/pcf50606.h
+++ b/firmware/export/pcf50606.h
@@ -48,7 +48,7 @@ void pcf50606_i2c_outb(unsigned char byte);
 unsigned char pcf50606_i2c_inb(bool ack);
 #endif
 
-#if (defined(IAUDIO_X5) || defined(IAUDIO_M5)) && !defined (SIMULATOR)
+#if (defined(IAUDIO_X5) || defined(IAUDIO_M5) || defined(COWON_D2)) && !defined (SIMULATOR)
 void pcf50606_reset_timeout(void);
 #endif
 
diff --git a/firmware/powermgmt.c b/firmware/powermgmt.c
index 64aa5c0637..6ec0307ae5 100644
--- a/firmware/powermgmt.c
+++ b/firmware/powermgmt.c
@@ -49,9 +49,12 @@
 #endif
 
 #if (defined(IAUDIO_X5) || defined(IAUDIO_M5)) && !defined (SIMULATOR)
-#include "pcf50606.h"
 #include "lcd-remote-target.h"
 #endif
+#if (defined(IAUDIO_X5) || defined(IAUDIO_M5) || defined(COWON_D2)) \
+    && !defined (SIMULATOR)
+#include "pcf50606.h"
+#endif
 
 /** Shared by sim **/
 int last_sent_battery_level = 100;
@@ -788,7 +791,7 @@ void sys_poweroff(void)
     /* If the main thread fails to shut down the system, we will force a
        power off after an 20 second timeout - 28 seconds if recording */
     if (shutdown_timeout == 0) {
-#if defined(IAUDIO_X5) || defined(IAUDIO_M5)
+#if defined(IAUDIO_X5) || defined(IAUDIO_M5) || defined(COWON_D2)
         pcf50606_reset_timeout(); /* Reset timer on first attempt only */
 #endif
 #ifdef HAVE_RECORDING
@@ -806,7 +809,7 @@ void cancel_shutdown(void)
 {
     logf("cancel_shutdown()");
 
-#if defined(IAUDIO_X5) || defined(IAUDIO_M5)
+#if defined(IAUDIO_X5) || defined(IAUDIO_M5) || defined(COWON_D2)
     /* TODO: Move some things to target/ tree */
     if (shutdown_timeout)
         pcf50606_reset_timeout();
diff --git a/firmware/target/arm/tcc780x/cowond2/power-cowond2.c b/firmware/target/arm/tcc780x/cowond2/power-cowond2.c
index aed6a1911b..5897370735 100644
--- a/firmware/target/arm/tcc780x/cowond2/power-cowond2.c
+++ b/firmware/target/arm/tcc780x/cowond2/power-cowond2.c
@@ -25,6 +25,8 @@
 #include "pcf50606.h"
 #include "button-target.h"
 #include "tuner.h"
+#include "backlight-target.h"
+#include "powermgmt.h"
 
 void power_init(void)
 {
@@ -50,8 +52,13 @@ void power_init(void)
 
 void power_off(void)
 {
-    /* Forcibly cut power to SoC & peripherals by putting the PCF to sleep */
-    pcf50606_write(PCF5060X_OOCC1, GOSTDBY | CHGWAK | EXTONWAK);
+    /* Turn the backlight off first to avoid a bright stripe on power-off */
+    _backlight_off();
+    sleep(HZ/10);
+    
+    /* Power off the player using the same mechanism as the OF */
+    GPIOA_CLEAR = (1<<7);
+    while(true);
 }
 
 #ifndef BOOTLOADER
@@ -64,12 +71,11 @@ void EXT3(void)
 
     if (data[0] & 0x04)
     {
-        /* ONKEY1S: don't reset the timeout, because we want a way to power off
-           the player in the event of a crashed plugin or UIE/panic, etc. */
-#if 0
-        /* ONKEY1S: reset timeout as we're using SW poweroff */
-        pcf50606_write(0x08, pcf50606_read(0x08) | 0x02); /* OOCC1: TOTRST=1 */
-#endif
+        /* ONKEY1S */
+        if (!charger_inserted())
+            sys_poweroff();
+        else
+            pcf50606_reset_timeout();
     }
 
     if (data[2] & 0x08)
-- 
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