From d462a64a918117991e11dade2d7fa3a28196e07a Mon Sep 17 00:00:00 2001
From: Dave Chapman <dave@dchapman.com>
Date: Sat, 6 Sep 2008 17:50:59 +0000
Subject: Initial commit of iaudio 7 port by Vitja Makarov (FS#9245).  Port is
 at quite an advanced stage, but is troubled by the lack of a reliable NAND
 driver (similar to the Cowon D2 port) and is not yet suitable for
 non-developers.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18435 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c | 146 +++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c

(limited to 'firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c')

diff --git a/firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c b/firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c
new file mode 100644
index 0000000000..ef012cbbdf
--- /dev/null
+++ b/firmware/target/arm/tcc77x/iaudio7/power-iaudio7.c
@@ -0,0 +1,146 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2008 Vitja Makarov
+ *
+ * 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 "cpu.h"
+#include "kernel.h"
+#include "system.h"
+#include "power.h"
+
+#include "pcf50606.h"
+
+void power_init(void)
+{
+    pcf50606_write(PCF5060X_DCDC1, 0x90);
+    pcf50606_write(PCF5060X_DCDC2, 0x48);
+    pcf50606_write(PCF5060X_DCDC3, 0xfc);
+    pcf50606_write(PCF5060X_DCDC4, 0xb1);
+
+    pcf50606_write(PCF5060X_IOREGC, 0xe9);
+    /* 3.3V, touch-panel */
+    pcf50606_write(PCF5060X_D1REGC1, 0xf8);
+    pcf50606_write(PCF5060X_D2REGC1, 0xf2);
+    pcf50606_write(PCF5060X_D3REGC1, 0xf5);
+
+    pcf50606_write(PCF5060X_LPREGC1, 0x00);
+    pcf50606_write(PCF5060X_LPREGC2, 0x02);
+
+    pcf50606_write(PCF5060X_DCUDC1, 0xe6);
+    pcf50606_write(PCF5060X_DCUDC2, 0x30);
+
+    pcf50606_write(PCF5060X_DCDEC1, 0xe7);
+    pcf50606_write(PCF5060X_DCDEC2, 0x02);
+
+    pcf50606_write(PCF5060X_INT1M, 0x5b);
+    pcf50606_write(PCF5060X_INT1M, 0xaf);
+    pcf50606_write(PCF5060X_INT1M, 0x8f);
+
+    pcf50606_write(PCF5060X_OOCC1, 0x40);
+    pcf50606_write(PCF5060X_OOCC2, 0x05);
+
+    pcf50606_write(PCF5060X_MBCC3, 0x3a);
+    pcf50606_write(PCF5060X_GPOC1, 0x00);
+    pcf50606_write(PCF5060X_BBCC, 0xf8);
+}
+
+/* Control leds on ata2501 board */
+void power_touch_panel(bool on)
+{
+    if (on)
+        pcf50606_write(PCF5060X_D1REGC1, 0xf8);
+    else
+        pcf50606_write(PCF5060X_D1REGC1, 0x00);
+}
+
+void ide_power_enable(bool on)
+{
+}
+
+bool ide_powered(void)
+{
+    return true;
+}
+
+void power_off(void)
+{
+    /* Forcibly cut power to SoC & peripherals by putting the PCF to sleep */
+    pcf50606_write(PCF5060X_OOCC1, GOSTDBY | CHGWAK | EXTONWAK);
+}
+
+#if CONFIG_TUNER
+#include "tuner.h"
+
+/** Tuner **/
+static bool powered = false;
+
+#define TUNNER_CLK  (1 << 5)
+#define TUNNER_DATA (1 << 6)
+#define TUNNER_NR_W (1 << 7)
+
+bool tuner_power(bool status)
+{
+    bool old_status;
+    lv24020lp_lock();
+
+    old_status = powered;
+
+    if (status != old_status)
+    {
+        if (status)
+        {
+            /* When power up, host should initialize the 3-wire bus
+               in host read mode: */
+
+            /* 1. Set direction of the DATA-line to input-mode. */
+            GPIOA_DIR &= ~TUNNER_DATA; 
+
+            /* 2. Drive NR_W low */
+            GPIOA &= ~TUNNER_NR_W;
+            GPIOA_DIR |= TUNNER_NR_W; 
+
+            /* 3. Drive CLOCK high */
+            GPIOA |= TUNNER_CLK; 
+            GPIOA_DIR |= TUNNER_CLK; 
+
+            lv24020lp_power(true);
+        }
+        else
+        {
+            lv24020lp_power(false);
+
+            /* set all as inputs */
+            GPIOC_DIR &= ~(TUNNER_CLK | TUNNER_DATA | TUNNER_NR_W);
+        }
+
+        powered = status;
+    }
+
+    lv24020lp_unlock();
+    return old_status;
+}
+
+#endif /* CONFIG_TUNER */
+
+bool charger_inserted(void)
+{
+    return (GPIOA & 0x1) ? true : false;
+}
-- 
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