From 758bb3bc628705ff8e5c677b3b2d87720c726c13 Mon Sep 17 00:00:00 2001
From: Mark Arigo <markarigo@gmail.com>
Date: Mon, 25 May 2009 21:10:45 +0000
Subject: 3 new ports: Samsung YH-820, YH-920, and YH-925. Mostly functional.
 Audio working on 820 & 925 (untested on the 920). No battery readings. No
 recording. No plugins. Keymap needs work.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21083 a1c6a512-1295-4272-9138-f99709370657
---
 .../target/arm/samsung/yh820/powermgmt-yh820.c     | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 firmware/target/arm/samsung/yh820/powermgmt-yh820.c

(limited to 'firmware/target/arm/samsung/yh820/powermgmt-yh820.c')

diff --git a/firmware/target/arm/samsung/yh820/powermgmt-yh820.c b/firmware/target/arm/samsung/yh820/powermgmt-yh820.c
new file mode 100644
index 0000000000..495590413c
--- /dev/null
+++ b/firmware/target/arm/samsung/yh820/powermgmt-yh820.c
@@ -0,0 +1,59 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Heikki Hannikainen, Uwe Freese
+ * Revisions copyright (C) 2005 by Gerald Van Baren
+ *
+ * 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 "config.h"
+#include "adc.h"
+#include "powermgmt.h"
+
+/* TODO: Not yet calibrated */
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+    3695
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+    3627
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+    { 3695, 3714, 3772, 3791, 3811, 3850, 3908, 3985, 4024, 4111, 4198 }
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+{
+    3850, 3888, 3927, 3966, 4024, 4063, 4111, 4150, 4198, 4237, 4286
+};
+
+#define BATTERY_SCALE_FACTOR 4650
+/* full-scale ADC readout (2^10) in millivolt */
+
+/* Returns battery voltage from ADC [millivolts] */
+unsigned int battery_adc_voltage(void)
+{
+    /* return (adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10; */
+    return 4100;
+}
-- 
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