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udelay between command and data write seems to get rid of the display glitches on C200v2

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27151 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Tobias Diedrich 2010-06-27 03:24:56 +00:00
parent 04f9aa8e55
commit 4b18976496
1 changed files with 5 additions and 5 deletions
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10
firmware/target/arm/lcd-c200_c200v2.c
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@ -274,13 +274,8 @@ void lcd_enable(bool yesno)
if ((is_lcd_enabled = yesno)) if ((is_lcd_enabled = yesno))
{ {
#ifdef SANSA_C200V2
/* lcd sometimes gets stuck, do full init here */
lcd_reset();
#else
lcd_send_command(R_STANDBY_OFF, 0); lcd_send_command(R_STANDBY_OFF, 0);
lcd_send_command(R_DISPLAY_ON, 0); lcd_send_command(R_DISPLAY_ON, 0);
#endif
send_event(LCD_EVENT_ACTIVATION, NULL); send_event(LCD_EVENT_ACTIVATION, NULL);
} }
else else
@ -418,6 +413,11 @@ void lcd_update_rect(int x, int y, int width, int height)
lcd_send_command(R_Y_ADDR_AREA, y + 0x1a); lcd_send_command(R_Y_ADDR_AREA, y + 0x1a);
lcd_send_command(y + height - 1 + 0x1a, 0); lcd_send_command(y + height - 1 + 0x1a, 0);
#ifdef SANSA_C200V2
/* somehow there are glitches without this delay */
udelay(1);
#endif
do { do {
lcd_write_data(addr, width); lcd_write_data(addr, width);
addr += LCD_WIDTH; addr += LCD_WIDTH;