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Samsung YH925: Reset the LCD orientation to what the OF expects before branching to it in dualbooting

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Author: Mark Arigo

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22659 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-09-08 13:57:13 +00:00
parent b54b066516
commit e2ccabf89d
2 changed files with 24 additions and 1 deletions
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12
firmware/target/arm/samsung/yh925/lcd-yh925.c
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@ -190,6 +190,18 @@ void lcd_set_flip(bool flip)
lcd_write_reg(R_ENTRY_MODE, 0x1028);
}
/* Reset the LCD prior to booting the OF */
#ifdef BOOTLOADER
void lcd_reset(void)
{
lcd_write_reg(R_DRV_OUTPUT_CONTROL, 0x0315);
lcd_write_reg(R_ENTRY_MODE, 0x1028);
lcd_write_reg(R_HORIZ_RAM_ADDR_POS, 0x7f00);
lcd_write_reg(R_VERT_RAM_ADDR_POS, 0xaf10);
lcd_write_reg(R_RAM_ADDR_SET, 0x0000);
}
#endif
/* LCD init */
void lcd_init_device(void)
{