1 files changed, 266 insertions, 0 deletions

diff --git a/firmware/target/arm/philips/hdd1630/lcd-hdd1630.c b/firmware/target/arm/philips/hdd1630/lcd-hdd1630.c
new file mode 100755
index 0000000000..5e6d3ace42
--- /dev/null
+++ b/firmware/target/arm/philips/hdd1630/lcd-hdd1630.c
@@ -0,0 +1,266 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2008 by Mark Arigo
+ *
+ * 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 "cpu.h"
+#include "lcd.h"
+#include "kernel.h"
+#include "system.h"
+
+/* Display status */
+static unsigned lcd_yuv_options SHAREDBSS_ATTR = 0;
+
+/* wait for LCD */
+static inline void lcd_wait_write(void)
+{
+    int i = 0;
+    while (LCD2_PORT & LCD2_BUSY_MASK)
+    {
+        if (i < 2000)
+            i++;
+        else
+            LCD2_PORT &= ~LCD2_BUSY_MASK;
+    }
+}
+
+/* send LCD data */
+static void lcd_send_data(unsigned data)
+{
+    lcd_wait_write();
+    LCD2_PORT = LCD2_DATA_MASK | (data & 0xff);
+}
+
+/* send LCD command */
+static void lcd_send_cmd(unsigned cmd)
+{
+    lcd_wait_write();
+    LCD2_PORT = LCD2_CMD_MASK | (cmd & 0xff);
+    lcd_wait_write();
+}
+
+static inline void lcd_send_pixel(unsigned pixel)
+{
+    lcd_send_data(pixel >> 8);
+    lcd_send_data(pixel);
+}
+
+void lcd_init_device(void)
+{
+#if 0
+    /* this sequence from the OF bootloader */
+
+    DEV_EN2 |= 0x2000;
+    outl(inl(0x70000014) & ~0xf000000, 0x70000014);
+    outl(inl(0x70000014) | 0xa000000, 0x70000014);
+    DEV_INIT1 &= 0xc000;
+    DEV_INIT1 |= 0x8000;
+    MLCD_SCLK_DIV &= ~0x800;
+    CLCD_CLOCK_SRC |= 0xc0000000;
+    DEV_INIT2 &= ~0x400;
+    outl(inl(0x7000002c) | ((1<<4)<<24), 0x7000002c);
+    DEV_INIT2 &= ~((1<<4)<<24);
+    udelay(10000);
+
+    DEV_INIT2 |= ((1<<4)<<24);
+    outl(0x220, 0x70008a00);
+    outl(0x1f00, 0x70008a04);
+    LCD2_BLOCK_CTRL = 0x10008080;
+    LCD2_BLOCK_CONFIG = 0xF00000;
+
+    GPIOJ_ENABLE     |= 0x4;
+    GPIOJ_OUTPUT_VAL |= 0x4;
+    GPIOJ_OUTPUT_EN  |= 0x4;
+    
+    lcd_send_cmd(0x1);
+    udelay(10000);
+    
+    lcd_send_cmd(0x25);
+    lcd_send_data(0x3f);
+    
+    lcd_send_cmd(0x11);
+    udelay(120000);
+    
+    lcd_send_cmd(0x20);
+    lcd_send_cmd(0x38);
+    lcd_send_cmd(0x13);
+    
+    lcd_send_cmd(0xb4);
+    lcd_send_data(0x2);
+    lcd_send_data(0x6);
+    lcd_send_data(0x8);
+    lcd_send_data(0xd);
+
+    lcd_send_cmd(0xb5);
+    lcd_send_data(0x2);
+    lcd_send_data(0x6);
+    lcd_send_data(0x8);
+    lcd_send_data(0xd);
+
+    lcd_send_cmd(0xb6);
+    lcd_send_data(0x19);
+    lcd_send_data(0x23);
+    lcd_send_data(0x2d);
+
+    lcd_send_cmd(0xb7);
+    lcd_send_data(0x5);
+
+    lcd_send_cmd(0xba);
+    lcd_send_data(0x7);
+    lcd_send_data(0x18);
+
+    lcd_send_cmd(0x36);
+    lcd_send_data(0);
+
+    lcd_send_cmd(0x3a);
+    lcd_send_data(0x5);
+    
+    lcd_send_cmd(0x2d);
+    lcd_send_data(0x1);
+    lcd_send_data(0x2);
+    lcd_send_data(0x3);
+    lcd_send_data(0x4);
+    lcd_send_data(0x5);
+    lcd_send_data(0x6);
+    lcd_send_data(0x7);
+    lcd_send_data(0x8);
+    lcd_send_data(0x9);
+    lcd_send_data(0xa);
+    lcd_send_data(0xb);
+    lcd_send_data(0xc);
+    lcd_send_data(0xd);
+    lcd_send_data(0xe);
+    lcd_send_data(0xf);
+    lcd_send_data(0x10);
+    lcd_send_data(0x11);
+    lcd_send_data(0x12);
+    lcd_send_data(0x13);
+    lcd_send_data(0x14);
+    lcd_send_data(0x15);
+    lcd_send_data(0x16);
+    lcd_send_data(0x17);
+    lcd_send_data(0x18);
+    lcd_send_data(0x19);
+    lcd_send_data(0x1a);
+    lcd_send_data(0x1b);
+    lcd_send_data(0x1c);
+    lcd_send_data(0x1d);
+    lcd_send_data(0x1e);
+    lcd_send_data(0x1f);
+    lcd_send_data(0x20);
+    lcd_send_data(0x21);
+    lcd_send_data(0x22);
+    lcd_send_data(0x23);
+    lcd_send_data(0x24);
+    lcd_send_data(0x25);
+    lcd_send_data(0x26);
+    lcd_send_data(0x27);
+    lcd_send_data(0x28);
+    lcd_send_data(0x29);
+    lcd_send_data(0x2a);
+    lcd_send_data(0x2b);
+    lcd_send_data(0x2c);
+    lcd_send_data(0x2d);
+    lcd_send_data(0x2e);
+    lcd_send_data(0x2f);
+    lcd_send_data(0x30);
+
+    lcd_send_cmd(0x29);
+#endif
+}
+
+/*** hardware configuration ***/
+int lcd_default_contrast(void)
+{
+    return DEFAULT_CONTRAST_SETTING;
+}
+
+void lcd_set_contrast(int val)
+{
+    (void)val;
+}
+
+void lcd_set_invert_display(bool yesno)
+{
+    (void)yesno;
+}
+
+/* turn the display upside down (call lcd_update() afterwards) */
+void lcd_set_flip(bool yesno)
+{
+    (void)yesno;
+}
+
+void lcd_yuv_set_options(unsigned options)
+{
+    lcd_yuv_options = options;
+}
+
+/* Performance function to 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;
+}
+ 
+/* Update the display.
+   This must be called after all other LCD functions that change the display. */
+void lcd_update(void)
+{
+    lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT);
+}
+
+/* Update a fraction of the display. */
+void lcd_update_rect(int x, int y, int width, int height)
+{
+    const fb_data *addr;
+    
+    if (x + width >= LCD_WIDTH)
+        width = LCD_WIDTH - x;
+    if (y + height >= LCD_HEIGHT)
+        height = LCD_HEIGHT - y;
+        
+    if ((width <= 0) || (height <= 0))
+        return; /* Nothing left to do. */
+
+    addr = &lcd_framebuffer[y][x];
+
+    lcd_send_cmd(0x2a);
+    lcd_send_data(x);
+    lcd_send_data(x + width - 1);
+
+    lcd_send_cmd(0x2b);
+    lcd_send_data(y);
+    lcd_send_data(y + height - 1);
+
+    lcd_send_cmd(0x2c);
+    do {
+        int w = width;
+        do {
+            lcd_send_pixel(*addr++);
+        } while (--w > 0);
+        addr += LCD_WIDTH - width;
+    } while (--height > 0);
+}