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Diffstat (limited to 'firmware/target/arm/iriver/h10/powermgmt-h10.c')
-rw-r--r--firmware/target/arm/iriver/h10/powermgmt-h10.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/firmware/target/arm/iriver/h10/powermgmt-h10.c b/firmware/target/arm/iriver/h10/powermgmt-h10.c
new file mode 100644
index 0000000000..18e3879c43
--- /dev/null
+++ b/firmware/target/arm/iriver/h10/powermgmt-h10.c
@@ -0,0 +1,71 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Heikki Hannikainen, Uwe Freese
+ * Revisions copyright (C) 2005 by Gerald Van Baren
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * 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"
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+#ifdef IRIVER_H10
+ 3760
+#elif defined IRIVER_H10_5GB
+ 3720
+#endif
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+#ifdef IRIVER_H10
+ 3650
+#elif defined IRIVER_H10_5GB
+ 3650
+#endif
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+#ifdef IRIVER_H10
+ { 3760, 3800, 3850, 3870, 3900, 3950, 4020, 4070, 4110, 4180, 4240 }
+#elif defined IRIVER_H10_5GB
+ { 3720, 3740, 3800, 3820, 3840, 3880, 3940, 4020, 4060, 4150, 4240 }
+#endif
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+{
+#ifdef IRIVER_H10
+ 3990, 4030, 4060, 4080, 4100, 4120, 4150, 4180, 4220, 4260, 4310
+#elif defined IRIVER_H10_5GB
+ /* TODO: Not yet calibrated */
+ 3880, 3920, 3960, 4000, 4060, 4100, 4150, 4190, 4240, 4280, 4330
+#endif
+};
+
+#define BATTERY_SCALE_FACTOR 4800
+/* 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;
+}