Added HiFiMAN HM-801 target. FS#12355. This also renames tda1543.{ch} used by HM-60x to dummy_codec.{ch} as it works for PCM1704 used by HM-801.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30891 a1c6a512-1295-4272-9138-f99709370657

firmware/target/arm/rk27xx/hm801/button-hm801.c

@@ -0,0 +1,68 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2011 Andrew Ryabinin
+ *
+ * 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 "system.h"
+#include "button.h"
+#include "adc.h"
+
+void button_init_device(void) {
+    /* setup button gpio as input */
+    GPIO_PCCON &= ~(POWEROFF_BUTTON);
+}
+
+int button_read_device(void) {
+    int adc_val = adc_read(ADC_BUTTONS);
+    int button =  0;
+
+    if (adc_val < 480) { /* middle */
+        if (adc_val < 200) { /* 200 - 0 */
+	    if (adc_val < 30) {
+	        button = BUTTON_UP;
+	    } else {
+	        button =  BUTTON_RIGHT; /* 30 - 200 */
+	    }
+        } else { /* 200 - 480 */
+	    if (adc_val < 370) {
+	        button =  BUTTON_SELECT;
+	    } else {
+ 	        button =  BUTTON_DOWN;
+	    }
+	}
+    } else { /*  > 480 */
+        if (adc_val < 690) { /* 480 - 690 */
+	    if (adc_val < 580) {
+	        button =  BUTTON_LEFT;
+	    } else {
+	        button =  BUTTON_NEXT;
+	    }
+	} else { /* > 680 */
+	    if (adc_val < 840) {
+	        button =  BUTTON_PREV;
+	    } else {
+	        if (adc_val < 920) {
+		    button =  BUTTON_PLAY;
+		}
+	    }
+	}
+    }
+    return button | (GPIO_PCDR & POWEROFF_BUTTON);
+}

firmware/target/arm/rk27xx/hm801/button-target.h

@@ -0,0 +1,47 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2011 Andrew Ryabinin
+ *
+ * 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.
+ *
+ ****************************************************************************/
+#ifndef _BUTTON_TARGET_H_
+#define _BUTTON_TARGET_H_
+
+#include <stdbool.h>
+#include "config.h"
+
+void button_init_device(void);
+int button_read_device(void);
+
+
+#define BUTTON_UP          0x00000001
+#define BUTTON_DOWN        0x00000004
+#define BUTTON_LEFT        0x00000008
+#define BUTTON_RIGHT       0x00000010
+#define BUTTON_SELECT      0x00000020
+#define BUTTON_NEXT        0x00000040
+#define BUTTON_PREV        0x00000080
+#define BUTTON_PLAY        0x00000100
+
+
+#define BUTTON_REMOTE      0
+
+
+#define POWEROFF_BUTTON 0x02
+#define POWEROFF_COUNT 30
+
+#endif /* _BUTTON_TARGET_H_ */

firmware/target/arm/rk27xx/hm801/power-hm801.c

@@ -0,0 +1,49 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * 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 "power.h"
+#include "panic.h"
+#include "system.h"
+#include "usb_core.h"   /* for usb_charging_maxcurrent_change */
+
+void power_off(void)
+{
+    GPIO_PCDR &= ~(1<<0);
+    while(1);
+}
+
+void power_init(void)
+{
+    GPIO_PCDR |= (1<<0);
+    GPIO_PCCON |= (1<<0);
+}
+
+unsigned int power_input_status(void)
+{
+    return (usb_detect() == USB_INSERTED) ? POWER_INPUT_MAIN_CHARGER : POWER_INPUT_NONE;
+}
+
+bool charging_state(void)
+{
+   return true;
+}

firmware/target/arm/rk27xx/hm801/powermgmt-hm801.c

@@ -0,0 +1,60 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright © 2011 Andrew Ryabinin
+ *
+ * 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 "adc-target.h"
+#include "powermgmt.h"
+
+/*  Battery voltage calculation and discharge/charge curves for the HiFiMAN HM-801.
+
+    I don't know how to calculate battery voltage, so all values represented here is just
+    values from adc battery channel, not millivolts.
+    Discharge and charge curves have not been calibrated yet.
+*/
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+    /* OF power off device when this value reached  */
+    430
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+    425
+};
+
+/* adc values of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+    /* TODO: simple uncalibrated curve */
+    { 425, 430, 440, 450, 460, 470,  480, 490, 500, 510, 520 }
+};
+
+/* adc values of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+    /* TODO: simple uncalibrated curve */
+    { 425, 430, 440, 450, 460, 470,  480, 490, 500, 510, 520  };
+
+unsigned int battery_adc_voltage(void)
+{
+    return adc_read(ADC_BATTERY);
+}