Add Xuelin iHIFI 770/770C/800 support

Taken from the xvortex fork (Roman Stolyarov)
Ported, rebased, and cleaned up by myself.

Change-Id: I7b2bca2d29502f2e4544e42f3d122786dd4b7978

1 files changed, 248 insertions, 0 deletions

diff --git a/firmware/target/arm/rk27xx/ihifi2/lcd-ihifi770c.c b/firmware/target/arm/rk27xx/ihifi2/lcd-ihifi770c.c
new file mode 100644
index 0000000000..311b8057cb
--- /dev/null
+++ b/firmware/target/arm/rk27xx/ihifi2/lcd-ihifi770c.c
@@ -0,0 +1,248 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2016 by Roman Stolyarov
+ *
+ * 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(0x13);
+
+    mdelay(120);
+
+    lcd_cmd(0x35);
+    lcd_data(0x00);
+
+    lcd_cmd(0x36);
+    lcd_data(0x48);
+
+    lcd_cmd(0xD0);
+    lcd_data(0x00);
+    lcd_data(0x05);
+
+    lcd_cmd(0xEF);
+    lcd_data(0x07);
+
+    lcd_cmd(0xF2);
+    lcd_data(0x1B);
+    lcd_data(0x16);
+    lcd_data(0x0F);
+    lcd_data(0x08);
+    lcd_data(0x08);
+    lcd_data(0x08);
+    lcd_data(0x08);
+    lcd_data(0x10);
+    lcd_data(0x00);
+    lcd_data(0x1C);
+    lcd_data(0x16);
+
+    lcd_cmd(0xF3);
+    lcd_data(0x01);
+    lcd_data(0x41);
+    lcd_data(0x15);
+    lcd_data(0x0D);
+    lcd_data(0x33);
+    lcd_data(0x63);
+    lcd_data(0x46);
+    lcd_data(0x10);
+
+    lcd_cmd(0xF4);
+    lcd_data(0x5B);
+    lcd_data(0x5B);
+    lcd_data(0x55);
+    lcd_data(0x55);
+    lcd_data(0x44);
+
+    lcd_cmd(0xF5);
+    lcd_data(0x12);
+    lcd_data(0x11);
+    lcd_data(0x06);
+    lcd_data(0xF0);
+    lcd_data(0x00);
+    lcd_data(0x1F);
+
+    lcd_cmd(0xF6);
+    lcd_data(0x80);
+    lcd_data(0x10);
+    lcd_data(0x00);
+
+    lcd_cmd(0xFD);
+    lcd_data(0x11);
+    lcd_data(0x1D);
+    lcd_data(0x00);
+
+    lcd_cmd(0xF8);
+    lcd_data(0x00);
+    lcd_data(0x15);
+    lcd_data(0x01);
+    lcd_data(0x08);
+    lcd_data(0x15);
+    lcd_data(0x22);
+    lcd_data(0x25);
+    lcd_data(0x28);
+    lcd_data(0x14);
+    lcd_data(0x13);
+    lcd_data(0x10);
+    lcd_data(0x11);
+    lcd_data(0x09);
+    lcd_data(0x24);
+    lcd_data(0x28);
+
+    lcd_cmd(0xF9);
+    lcd_data(0x00);
+    lcd_data(0x15);
+    lcd_data(0x01);
+    lcd_data(0x08);
+    lcd_data(0x15);
+    lcd_data(0x22);
+    lcd_data(0x25);
+    lcd_data(0x28);
+    lcd_data(0x14);
+    lcd_data(0x13);
+    lcd_data(0x10);
+    lcd_data(0x11);
+    lcd_data(0x09);
+    lcd_data(0x24);
+    lcd_data(0x28);
+
+    lcd_cmd(0xFC);
+    lcd_data(0x00);
+    lcd_data(0x15);
+    lcd_data(0x01);
+    lcd_data(0x08);
+    lcd_data(0x15);
+    lcd_data(0x22);
+    lcd_data(0x25);
+    lcd_data(0x28);
+    lcd_data(0x14);
+    lcd_data(0x13);
+    lcd_data(0x10);
+    lcd_data(0x11);
+    lcd_data(0x09);
+    lcd_data(0x24);
+    lcd_data(0x28);
+
+    lcd_cmd(0x36);
+    lcd_data(0x48);
+
+    lcd_cmd(0x3A);
+    lcd_data(0x55);
+
+    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);
+
+    mdelay(120);
+
+    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);
+        mdelay(120);
+        lcd_cmd(0x29);
+        lcd_cmd(0x2C);
+    } else {
+        lcd_cmd(0x28);
+        mdelay(120);
+        lcd_cmd(0x10);
+    }
+
+    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(0x2A);
+    lcd_data((x_start&0xff00)>>8);
+    lcd_data(x_start&0x00ff);
+    lcd_data((x_end&0xff00)>>8);
+    lcd_data(x_end&0x00ff);
+
+    lcd_cmd(0x2B);
+    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;
+}