New port: iPod Classic (also known as iPod 6G/6.5G/7G)

Major known issues:
- No bootloader yet
- No support for the first-generation 160GB CE-ATA hard disk drive yet
- Audio playback is slow, only FLAC seems to reach realtime


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28953 a1c6a512-1295-4272-9138-f99709370657

firmware/target/arm/s5l8702/ipod6g/power-ipod6g.c

@@ -0,0 +1,75 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id: power-nano2g.c 28190 2010-10-01 18:09:10Z Buschel $
+ *
+ * Copyright © 2009 Bertrik Sikken
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include <stdbool.h>
+#include "config.h"
+#include "inttypes.h"
+#include "s5l8702.h"
+#include "power.h"
+#include "panic.h"
+#include "pmu-target.h"
+#include "usb_core.h"   /* for usb_charging_maxcurrent_change */
+
+static int idepowered;
+
+void power_off(void)
+{
+    pmu_set_wake_condition(0x42); /* USB inserted or EXTON1 */
+    pmu_enter_standby();
+
+    while(1);
+}
+
+void power_init(void)
+{
+    idepowered = false;
+}
+
+void ide_power_enable(bool on)
+{
+    idepowered = on;
+    pmu_hdd_power(on);
+}
+
+bool ide_powered()
+{
+    return idepowered;
+}
+
+#if CONFIG_CHARGING
+
+#ifdef HAVE_USB_CHARGING_ENABLE
+void usb_charging_maxcurrent_change(int maxcurrent)
+{
+    bool on = (maxcurrent >= 500);
+    GPIOCMD = 0xb060e | (on ? 1 : 0);
+}
+#endif
+
+unsigned int power_input_status(void)
+{
+    return (PDAT(12) & 8) ? POWER_INPUT_NONE : POWER_INPUT_MAIN_CHARGER;
+}
+
+bool charging_state(void)
+{
+    return false; //TODO: Figure out
+}
+#endif /* CONFIG_CHARGING */