lcd now shows things on the old-style Meizu M3.

It needs to be re-tested on the new-style, colours are wrong, and timing loops need to be reviewed



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18740 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 118 insertions, 27 deletions

diff --git a/bootloader/meizu_m3.c b/bootloader/meizu_m3.c
index 1c1f45a40a..c88494448c 100644
--- a/bootloader/meizu_m3.c
+++ b/bootloader/meizu_m3.c
@@ -44,6 +44,8 @@
 #include "rbunicode.h"
 #include "usb.h"
 #include "qt1106.h"
+#include "rockboxlogo.h"
+
 
 #include <stdarg.h>
 
@@ -105,12 +107,14 @@ void main(void)
     int tmpval;
 
     /* set clock to 200 MHz */
+    #if 0
     CLKCON = 0x00800080;
     CLKCON2= 0x00;
     PLL0PMS = 0x1ad200;
     PLLCON = 1;
     while (!(PLLLOCK & 1)) ;
     CLKCON = 0x20802080;
+    #endif
 
     /* mask all interrupts
        this is done, because the lcd framebuffer
@@ -136,21 +140,18 @@ void main(void)
 
     lcd_init();
     snprintf(mystring, 64, "tmpval: %x", tmpval);
-    lcd_putsxy(0,0,mystring);
+    lcd_puts(0,0,mystring);
     lcd_update();
 
     init_qt1106();
 
-    // Wait for play to be pressed
-    while(!(PDAT1 & (1 << 4)));
-    // Wait for play to be released
-    while((PDAT1 & (1 << 4)));
-    PDAT0 ^= (1 << 2); //Toggle backlight
-    delay(LONG_DELAY);
-
     /* Calibrate the lot */
     qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF | QT1106_DI \
-       | QT1106_SLD_SLIDER | QT1106_CAL_WHEEL | QT1106_CAL_KEYS | QT1106_RES_4);
+       | QT1106_SLD_SLIDER | QT1106_CAL_WHEEL | QT1106_CAL_KEYS | QT1106_RES_256);
+
+    lcd_clear_display();
+    lcd_bitmap(rockboxlogo, 0, 30, BMPWIDTH_rockboxlogo, BMPHEIGHT_rockboxlogo);
+    lcd_update();
 
     /* Set to maximum sensitivity */
     qt1106_io(QT1106_CT | (0x00 << 8) );
@@ -160,9 +161,14 @@ void main(void)
         qt1106_wait();
 
         int slider = qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF \
-            | QT1106_DI | QT1106_SLD_SLIDER | QT1106_RES_4);
+            | QT1106_DI | QT1106_SLD_SLIDER | QT1106_RES_256);
+        snprintf(mystring, 64, "%x %2.2x",(slider & 0x008000)>>15, slider&0xff);
+        lcd_puts(0,1,mystring);
+        lcd_update();
+        /*
         if(slider & 0x008000)
             bl_debug_count(((slider&0xff)) + 1);
+        */
     }
 
     //power off
diff --git a/firmware/target/arm/s5l8700/meizu-m3/lcd-m3.c b/firmware/target/arm/s5l8700/meizu-m3/lcd-m3.c
index 3c2e8c646c..88147e9b16 100644
--- a/firmware/target/arm/s5l8700/meizu-m3/lcd-m3.c
+++ b/firmware/target/arm/s5l8700/meizu-m3/lcd-m3.c
@@ -7,7 +7,7 @@
  *                     \/            \/     \/    \/            \/
  * $Id$
  *
- * Copyright (C) 2002 by Alan Korr
+ * Copyright (C) 2008 by Denes Balatoni
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -66,23 +66,38 @@ void lcd_set_flip(bool yesno)
     }
 }
 
-static void lcd_sleep(uint32_t t) {
-    uint32_t i;
-
+static void lcd_sleep(uint32_t t)
+{
+    volatile uint32_t i;
     for(i=0;i<t;++i) t=t;
 }
 
-static uint8_t lcd_readdata() {
+static uint8_t lcd_readdata()
+{
         LCD_RDATA = 0;
         lcd_sleep(64);
         return (LCD_DBUFF/* & 0xff*/);
 }
 
+static void lcd_writereg(uint32_t reg, uint32_t data)
+{
+        LCD_WCMD = reg >> 8;
+        LCD_WCMD = reg & 0xff;
+        LCD_WDATA = data >> 8;
+        LCD_WDATA = data & 0xff;
+}
+
 void lcd_on() {
     if (lcd_type == 1) {
         LCD_WCMD = 0x29;    
     } else {
-    
+        lcd_writereg(0x7, 0x21);
+        lcd_writereg(0x12, 0x137);
+        lcd_sleep(70000);
+        lcd_writereg(0x7, 0x21);
+        lcd_writereg(0x12, 0x1137);
+        lcd_sleep(70000);
+        lcd_writereg(0x7, 0x233);
     }
 }
 
@@ -113,9 +128,9 @@ void lcd_init_device(void)
 
 /* detect lcd type */
     LCD_WCMD = 0x1;
-    lcd_sleep(166670);
+    lcd_sleep(16667);
     LCD_WCMD = 0x11;
-    lcd_sleep(2000040);
+    lcd_sleep(20000);
     lcd_readdata();
     LCD_WCMD = 0x4;
     lcd_sleep(100);
@@ -146,7 +161,74 @@ void lcd_init_device(void)
         LCD_WDATA = 0;
         LCD_WCMD = 0x29;
     } else {
-        
+        LCD_WCMD = 0x0;
+        LCD_WCMD = 0x0;
+        LCD_WCMD = 0x0;
+        LCD_WCMD = 0x0;
+        lcd_sleep(7000);
+        lcd_writereg(0xa4, 0x1);
+        lcd_sleep(11000);
+        lcd_writereg(0x1, 0x100);
+        lcd_writereg(0x2, 0x300);
+        lcd_writereg(0x3, 0x9230);
+        lcd_writereg(0x8, 0x404);
+        lcd_writereg(0xe, 0x10);
+        lcd_writereg(0x70, 0x1000);
+        lcd_writereg(0x71, 0x1);
+        lcd_writereg(0x30, 0x2);
+        lcd_writereg(0x31, 0x400);
+        lcd_writereg(0x32, 0x7);
+        lcd_writereg(0x33, 0x500);
+        lcd_writereg(0x34, 0x7);
+        lcd_writereg(0x35, 0x703);
+        lcd_writereg(0x36, 0x507);
+        lcd_writereg(0x37, 0x5);
+        lcd_writereg(0x38, 0x1404);
+        lcd_writereg(0x39, 0xe);
+        lcd_writereg(0x40, 0x202);
+        lcd_writereg(0x41, 0x3);
+        lcd_writereg(0x42, 0x0);
+        lcd_writereg(0x43, 0x200);
+        lcd_writereg(0x44, 0x707);
+        lcd_writereg(0x45, 0x407);
+        lcd_writereg(0x46, 0x505);
+        lcd_writereg(0x47, 0x2);
+        lcd_writereg(0x48, 0x4);
+        lcd_writereg(0x49, 0x4);
+        lcd_writereg(0x60, 0x202);
+        lcd_writereg(0x61, 0x3);
+        lcd_writereg(0x62, 0x0);
+        lcd_writereg(0x63, 0x200);
+        lcd_writereg(0x64, 0x707);
+        lcd_writereg(0x65, 0x407);
+        lcd_writereg(0x66, 0x505);
+        lcd_writereg(0x67, 0x2);
+        lcd_writereg(0x68, 0x4);
+        lcd_writereg(0x69, 0x4);
+        lcd_writereg(0x7, 0x1);
+        lcd_writereg(0x18, 0x1);
+        lcd_writereg(0x10, 0x1690);
+        lcd_writereg(0x11, 0x100);
+        lcd_writereg(0x12, 0x117);
+        lcd_writereg(0x13, 0xf80);
+        lcd_writereg(0x12, 0x137);
+        lcd_writereg(0x20, 0x0);
+        lcd_writereg(0x21, 0x0);
+        lcd_writereg(0x50, 0x0);
+        lcd_writereg(0x51, 0xaf);
+        lcd_writereg(0x52, 0x0);
+        lcd_writereg(0x53, 0x83);
+        lcd_writereg(0x90, 0x0);
+        lcd_writereg(0x91, 0x0);
+        lcd_writereg(0x92, 0x0);
+        lcd_writereg(0x98, 0x0);
+        lcd_writereg(0x99, 0x903);
+        lcd_writereg(0x9a, 0x502);
+        lcd_writereg(0x9b, 0x300);
+        LCD_WCMD = 0x0;
+        LCD_WCMD = 0x22;
+        lcd_sleep(7000);
+        lcd_on();
     }
 }
 
@@ -199,15 +281,18 @@ void lcd_update(void)
         LCD_WDATA = 0;
         LCD_WDATA = 0x83;
         LCD_WCMD = 0x2c;
-        for(p=&lcd_framebuffer[0][0], i=0;i<LCD_WIDTH*LCD_FBHEIGHT;++i, ++p) {
-            LCD_WDATA = RGB_UNPACK_RED(*p)<<3;
-            LCD_WDATA = RGB_UNPACK_GREEN(*p)<<2;
-            LCD_WDATA = RGB_UNPACK_BLUE(*p)<<3;
-            lcd_sleep(1); /* if data is sent too fast to lcdif, machine freezes */
-        }
     } else {
-    
-    }    
+        lcd_writereg(0x20, 0x0);
+        lcd_writereg(0x21, 0x0);
+        LCD_WCMD = 0;
+        LCD_WCMD = 0x22;
+    }
+    for(p=&lcd_framebuffer[0][0], i=0;i<LCD_WIDTH*LCD_FBHEIGHT;++i, ++p) {
+        LCD_WDATA = RGB_UNPACK_RED(*p)<<3;
+        LCD_WDATA = RGB_UNPACK_GREEN(*p)<<2;
+        LCD_WDATA = RGB_UNPACK_BLUE(*p)<<3;
+        lcd_sleep(1); /* if data is sent too fast to lcdif, machine freezes */
+    }
 }
 
 /* Update a fraction of the display. */