Introduce IHIFI760/960 targets.

Change-Id: Ie36e48742c0ed9aa3fd6f49aa034a11d2492327c

10 files changed, 536 insertions, 1 deletions

diff --git a/firmware/target/arm/rk27xx/backlight-rk27xx.c b/firmware/target/arm/rk27xx/backlight-rk27xx.c
index 5d92cd827b..361d18c948 100644
--- a/firmware/target/arm/rk27xx/backlight-rk27xx.c
+++ b/firmware/target/arm/rk27xx/backlight-rk27xx.c
@@ -68,6 +68,13 @@ static const unsigned short lin_brightness[] = {
     198, 227, 260, 295, 334, 376, 421, 470,
     522, 578, 638, 702, 770, 842, 918, 1000
 };
+#elif defined(IHIFI760) || defined(IHIFI960)
+static const unsigned short lin_brightness[] = {
+    700, 701, 702, 703, 704, 706, 708, 711,
+    714, 717, 721, 726, 731, 737, 743, 751,
+    759, 768, 778, 788, 800, 812, 826, 841,
+    856, 873, 891, 910, 931, 952, 975, 1000
+};
 #endif
 
 bool _backlight_init(void)
diff --git a/firmware/target/arm/rk27xx/debug-rk27xx.c b/firmware/target/arm/rk27xx/debug-rk27xx.c
index 79c779461b..83bc1a5af6 100644
--- a/firmware/target/arm/rk27xx/debug-rk27xx.c
+++ b/firmware/target/arm/rk27xx/debug-rk27xx.c
@@ -32,7 +32,8 @@
 
 #ifdef RK27_GENERIC
 #define DEBUG_CANCEL BUTTON_VOL
-#elif defined(HM60X) || defined(HM801) || (CONFIG_KEYPAD == MA_PAD)
+#elif defined(HM60X) || defined(HM801) || (CONFIG_KEYPAD == MA_PAD) || \
+    (CONFIG_KEYPAD == IHIFI_PAD)
 #define DEBUG_CANCEL BUTTON_LEFT
 #endif
 
diff --git a/firmware/target/arm/rk27xx/ihifi/button-ihifi.c b/firmware/target/arm/rk27xx/ihifi/button-ihifi.c
new file mode 100644
index 0000000000..6477400255
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/button-ihifi.c
@@ -0,0 +1,53 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2013 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"
+#include "backlight.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 gpio_btn = GPIO_PCDR & BUTTON_PLAY;
+
+    if (adc_val < 270) {
+        if (adc_val < 110) {             /* 0 - 109 */
+            return BUTTON_RETURN | gpio_btn;
+        } else {                         /* 110 - 269 */
+            return BUTTON_MENU |gpio_btn;
+        }
+    } else {
+        if (adc_val < 420) {                   /* 270 - 419 */
+                return BUTTON_BWD | gpio_btn;
+        } else if (adc_val < 580) {            /* 420 - 579 */
+                return BUTTON_FWD | gpio_btn;
+        }
+    }
+    return gpio_btn;
+}
+
+
diff --git a/firmware/target/arm/rk27xx/ihifi/button-target.h b/firmware/target/arm/rk27xx/ihifi/button-target.h
new file mode 100644
index 0000000000..f78727b0f5
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/button-target.h
@@ -0,0 +1,40 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2013 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_
+
+#define BUTTON_FWD         0x00000001
+#define BUTTON_PLAY        0x00000002
+#define BUTTON_BWD         0x00000004
+#define BUTTON_RETURN      0x00000008
+#define BUTTON_MENU        0x00000010
+
+#define BUTTON_LEFT BUTTON_RETURN
+#define BUTTON_RIGHT BUTTON_MENU
+
+#define BUTTON_MAIN (BUTTON_FWD|BUTTON_PLAY| \
+                     BUTTON_BWD|BUTTON_RETURN| \
+                     BUTTON_MENU)
+
+#define POWEROFF_BUTTON BUTTON_PLAY
+#define POWEROFF_COUNT 30
+
+#endif /* _BUTTON_TARGET_H_ */
diff --git a/firmware/target/arm/rk27xx/ihifi/lcd-ihifi.c b/firmware/target/arm/rk27xx/ihifi/lcd-ihifi.c
new file mode 100644
index 0000000000..d5906b9dd5
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/lcd-ihifi.c
@@ -0,0 +1,224 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C)  2013 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 "kernel.h"
+#include "lcd.h"
+#include "system.h"
+#include "cpu.h"
+#include "lcdif-rk27xx.h"
+
+static bool display_on = false;
+
+void lcd_display_init(void)
+{
+    unsigned int x, y;
+
+    lcd_cmd(0xEF);
+    lcd_data(0x03);
+    lcd_data(0x80);
+    lcd_data(0x02);
+
+    lcd_cmd(0x00CF);
+    lcd_data(0x00);
+    lcd_data(0xC1);
+    lcd_data(0x30);
+
+    lcd_cmd(0xED);
+    lcd_data(0x67);
+    lcd_data(0x03);
+    lcd_data(0x12);
+    lcd_data(0x81);
+
+    lcd_cmd(0xE8);
+    lcd_data(0x85);
+    lcd_data(0x11);
+    lcd_data(0x79);
+
+    lcd_cmd(0xCB);
+    lcd_data(0x39);
+    lcd_data(0x2C);
+    lcd_data(0x00);
+    lcd_data(0x34);
+    lcd_data(0x06);
+
+    lcd_cmd(0xF7);
+    lcd_data(0x20);
+
+    lcd_cmd(0xEA);
+    lcd_data(0x00);
+    lcd_data(0x00);
+
+    lcd_cmd(0xC0);
+    lcd_data(0x1D);
+
+    lcd_cmd(0xC1);
+    lcd_data(0x12);
+
+    lcd_cmd(0xC5);
+    lcd_data(0x44);
+    lcd_data(0x3C);
+
+    lcd_cmd(0xC7);
+    lcd_data(0x88);
+
+    lcd_cmd(0x3A);
+    lcd_data(0x55);
+
+    lcd_cmd(0x36);
+    lcd_data(0xA8);
+
+    lcd_cmd(0xB1);
+    lcd_data(0x00);
+    lcd_data(0x17);
+
+    lcd_cmd(0xB6);
+    lcd_data(0x0A);
+    lcd_data(0xA2);
+
+    lcd_cmd(0xF2);
+    lcd_data(0x00);
+
+    lcd_cmd(0x26);
+    lcd_data(0x01);
+
+    lcd_cmd(0xE0);
+    lcd_data(0x0F);
+    lcd_data(0x22);
+    lcd_data(0x1C);
+    lcd_data(0x1B);
+    lcd_data(0x08);
+    lcd_data(0x0F);
+    lcd_data(0x48);
+    lcd_data(0xB8);
+    lcd_data(0x34);
+    lcd_data(0x05);
+    lcd_data(0x0C);
+    lcd_data(0x09);
+    lcd_data(0x0F);
+    lcd_data(0x07);
+    lcd_data(0x00);
+
+    lcd_cmd(0xE1);
+    lcd_data(0x00);
+    lcd_data(0x23);
+    lcd_data(0x24);
+    lcd_data(0x07);
+    lcd_data(0x10);
+    lcd_data(0x07);
+    lcd_data(0x38);
+    lcd_data(0x47);
+    lcd_data(0x4B);
+    lcd_data(0x0A);
+    lcd_data(0x13);
+    lcd_data(0x06);
+    lcd_data(0x30);
+    lcd_data(0x38);
+    lcd_data(0x0F);
+
+    lcd_cmd(0x2A);
+    lcd_data(0x00);
+    lcd_data(0x00);
+    lcd_data(0x01);
+    lcd_data(0x3F);
+
+    lcd_cmd(0x2B);
+    lcd_data(0x00);
+    lcd_data(0x00);
+    lcd_data(0x00);
+    lcd_data(0xEF);
+
+    lcd_cmd(0x11);
+
+    udelay(120000);
+
+    lcd_cmd(0x29);
+    lcd_cmd(0x2C);
+
+    for (x = 0; x < LCD_WIDTH; x++)
+        for(y=0; y < LCD_HEIGHT; y++)
+            lcd_data(0x00);
+
+    display_on = true;
+}
+
+void lcd_enable (bool on)
+{
+    if (on == display_on)
+        return;
+
+    lcdctrl_bypass(1);
+    LCDC_CTRL |= RGB24B;
+
+    if (on) {
+        lcd_cmd(0x11);
+        udelay(120000);
+        lcd_cmd(0x29);
+        lcd_cmd(0x2C);
+    } else {
+        lcd_cmd(0x28);
+    }
+
+    display_on = on;
+    LCDC_CTRL &= ~RGB24B;
+}
+
+void lcd_set_gram_area(int x_start, int y_start,
+                       int x_end, int y_end)
+{
+    lcdctrl_bypass(1);
+    LCDC_CTRL |= RGB24B;
+    lcd_cmd(0x002A);
+    lcd_data((x_start&0xff00)>>8);
+    lcd_data(x_start&0x00ff);
+    lcd_data((x_end&0xff00)>>8);
+    lcd_data(x_end&0x00ff);
+    lcd_cmd(0x002B);
+    lcd_data((y_start&0xff00)>>8);
+    lcd_data(y_start&0x00ff);
+    lcd_data((y_end&0xff00)>>8);
+    lcd_data(y_end&0x00ff);
+
+    lcd_cmd(0x2C);
+    LCDC_CTRL &= ~RGB24B;
+
+}
+
+bool lcd_active()
+{
+    return display_on;
+}
+
+/* Blit a YUV bitmap directly to the LCD */
+void lcd_blit_yuv(unsigned char * const src[3],
+                  int src_x, int src_y, int stride,
+                  int x, int y, int width, int height)
+{
+    (void)src;
+    (void)src_x;
+    (void)src_y;
+    (void)stride;
+    (void)x;
+    (void)y;
+    (void)width;
+    (void)height;
+}
diff --git a/firmware/target/arm/rk27xx/ihifi/lcd-target.h b/firmware/target/arm/rk27xx/ihifi/lcd-target.h
new file mode 100644
index 0000000000..0d245c888b
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/lcd-target.h
@@ -0,0 +1,26 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C)  2012 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 LCD_TARGET_H
+#define LCD_TARGET_H
+
+#define LCD_DATABUS_WIDTH LCDIF_16BIT
+#endif
diff --git a/firmware/target/arm/rk27xx/ihifi/power-ihifi.c b/firmware/target/arm/rk27xx/ihifi/power-ihifi.c
new file mode 100644
index 0000000000..780d476112
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/power-ihifi.c
@@ -0,0 +1,51 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright © 2013 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 <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_PCCON &= ~(1<<0);
+    while(1);
+}
+
+void power_init(void)
+{
+    GPIO_PCDR |= (1<<0);
+    GPIO_PCCON |= (1<<0);
+}
+
+unsigned int power_input_status(void)
+{
+    unsigned int status = POWER_INPUT_NONE;
+    /* TODO: implement */
+    return status;
+}
+
+bool charging_state(void)
+{
+    return true;
+}
diff --git a/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi760.c b/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi760.c
new file mode 100644
index 0000000000..c849bc27e6
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi760.c
@@ -0,0 +1,65 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright © 2013 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-60x.
+
+    Battery voltage is calculated under the assumption that the adc full-scale
+    readout represents 3.00V and that the battery ADC channel is fed with
+    exactly half of the battery voltage (through a resistive divider).
+    Charge curve have not been calibrated yet.
+*/
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+    /* TODO: this is just an initial guess */
+    3350,
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+    3300,
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+    /* FIXME: Uncalibrated curve */
+    { 3300, 3350, 3433, 3516, 3600, 3683, 3767, 3850, 3933, 4017, 4100 }
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+    /* TODO: simple copy of discharge curve */
+    { 3300, 3350, 3433, 3516, 3600, 3683, 3767, 3850, 3933, 4017, 4100 };
+
+/* full-scale ADC readout (2^10) in millivolt */
+#define BATTERY_SCALE_FACTOR 6100
+
+/* Returns battery voltage from ADC [millivolts] */
+int _battery_voltage(void)
+{
+    return (adc_read(ADC_BATTERY) * BATTERY_SCALE_FACTOR) >> 10;
+}
diff --git a/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi960.c b/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi960.c
new file mode 100644
index 0000000000..c8797c0a32
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi/powermgmt-ihifi960.c
@@ -0,0 +1,65 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright © 2013 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-60x.
+
+    Battery voltage is calculated under the assumption that the adc full-scale
+    readout represents 3.00V and that the battery ADC channel is fed with
+    exactly half of the battery voltage (through a resistive divider).
+    Charge curve have not been calibrated yet.
+*/
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+    /* TODO: this is just an initial guess */
+    7050,
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+    7000,
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+    /* FIXME: Uncalibrated curve */
+    { 7000, 7050, 7100, 7150, 7200, 7250, 7300, 7350, 7400, 7450, 7500 }
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+    /* TODO: simple copy of discharge curve */
+    { 7000, 7050, 7100, 7150, 7200, 7250, 7300, 7350, 7400, 7450, 7500 };
+
+/* full-scale ADC readout (2^10) in millivolt */
+#define BATTERY_SCALE_FACTOR 13000
+
+/* Returns battery voltage from ADC [millivolts] */
+int _battery_voltage(void)
+{
+    return (adc_read(ADC_BATTERY) * BATTERY_SCALE_FACTOR) >> 10;
+}
diff --git a/firmware/target/arm/rk27xx/sd-rk27xx.c b/firmware/target/arm/rk27xx/sd-rk27xx.c
index 9f6ba467b7..deca8a1fa7 100644
--- a/firmware/target/arm/rk27xx/sd-rk27xx.c
+++ b/firmware/target/arm/rk27xx/sd-rk27xx.c
@@ -134,6 +134,9 @@ static inline bool card_detect_target(void)
     return !(GPIO_PFDR & (1<<2));
 #elif defined(MA9) || defined(MA9C) || defined(MA8) || defined(MA8C)
     return (GPIO_PCDR & 0x80);
+#elif defined(IHIFI760) || defined(IHIFI960)
+    /* TODO: find out pin */
+    return true;
 #else
 #error "Unknown target"
 #endif