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-rw-r--r--firmware/target/mips/ingenic_jz47xx/onda_vx747/lcd-onda_vx747.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/onda_vx747/lcd-onda_vx747.c b/firmware/target/mips/ingenic_jz47xx/onda_vx747/lcd-onda_vx747.c
index 12c1f3eb09..56c8504649 100644
--- a/firmware/target/mips/ingenic_jz47xx/onda_vx747/lcd-onda_vx747.c
+++ b/firmware/target/mips/ingenic_jz47xx/onda_vx747/lcd-onda_vx747.c
@@ -38,7 +38,16 @@ do { \
38 38
39#define SLEEP(x) { register int __i; for(__i=0; __i<x; __i++) asm volatile("nop\n nop\n"); } 39#define SLEEP(x) { register int __i; for(__i=0; __i<x; __i++) asm volatile("nop\n nop\n"); }
40#define DELAY SLEEP(700000); 40#define DELAY SLEEP(700000);
41#ifdef USB_BOOT 41
42#if (defined(ONDA_VX777) && !defined(BOOTLOADER)) || defined(USB_BOOT)
43 /*
44 * Onda VX777 needs this in order to boot correctly, it looks like the SPL
45 * does not correctly initialize the LCD for Rockbox to switch it on.
46 */
47 #define RESET_LCD
48#endif
49
50#ifdef RESET_LCD
42static void _display_pin_init(void) 51static void _display_pin_init(void)
43{ 52{
44 my__gpio_as_lcd_16bit(); 53 my__gpio_as_lcd_16bit();
@@ -61,7 +70,7 @@ static void _display_pin_init(void)
61#define SLCD_SEND_COMMAND(cmd,val) SLCD_SET_COMMAND(cmd); SLCD_SET_DATA(val); 70#define SLCD_SEND_COMMAND(cmd,val) SLCD_SET_COMMAND(cmd); SLCD_SET_DATA(val);
62static void _display_init(void) 71static void _display_init(void)
63{ 72{
64#ifdef USB_BOOT 73#ifdef RESET_LCD
65 SLCD_SEND_COMMAND(REG_SOFT_RESET, SOFT_RESET(1)); 74 SLCD_SEND_COMMAND(REG_SOFT_RESET, SOFT_RESET(1));
66 SLEEP(700000); 75 SLEEP(700000);
67 SLCD_SEND_COMMAND(REG_SOFT_RESET, SOFT_RESET(0)); 76 SLCD_SEND_COMMAND(REG_SOFT_RESET, SOFT_RESET(0));
@@ -78,7 +87,7 @@ static void _display_init(void)
78 SLCD_SEND_COMMAND(REG_ENTRY_MODE, (ENTRY_MODE_BGR | ENTRY_MODE_VID | ENTRY_MODE_AM)); 87 SLCD_SEND_COMMAND(REG_ENTRY_MODE, (ENTRY_MODE_BGR | ENTRY_MODE_VID | ENTRY_MODE_AM));
79#endif 88#endif
80 89
81#ifdef USB_BOOT 90#ifdef RESET_LCD
82 SLCD_SEND_COMMAND(REG_DISP_CTRL2, 0x503); 91 SLCD_SEND_COMMAND(REG_DISP_CTRL2, 0x503);
83 SLCD_SEND_COMMAND(REG_DISP_CTRL3, 1); 92 SLCD_SEND_COMMAND(REG_DISP_CTRL3, 1);
84 SLCD_SEND_COMMAND(REG_LPCTRL, 0x10); 93 SLCD_SEND_COMMAND(REG_LPCTRL, 0x10);
@@ -144,7 +153,7 @@ static void _display_init(void)
144 SLCD_SEND_COMMAND(REG_DISP_CTRL1, (DISP_CTRL1_BASEE | DISP_CTRL1_VON | 153 SLCD_SEND_COMMAND(REG_DISP_CTRL1, (DISP_CTRL1_BASEE | DISP_CTRL1_VON |
145 DISP_CTRL1_GON | DISP_CTRL1_DTE | DISP_CTRL1_D(3))); 154 DISP_CTRL1_GON | DISP_CTRL1_DTE | DISP_CTRL1_D(3)));
146 SLEEP(3500000); 155 SLEEP(3500000);
147#endif /* USB_BOOT */ 156#endif /* RESET_LCD */
148} 157}
149 158
150static void _display_on(void) 159static void _display_on(void)
@@ -199,7 +208,7 @@ void lcd_init_controller(void)
199{ 208{
200 lcd_clock_enable(); 209 lcd_clock_enable();
201 210
202#ifdef USB_BOOT 211#ifdef RESET_LCD
203 _display_pin_init(); 212 _display_pin_init();
204#endif 213#endif
205 _set_lcd_bus(); 214 _set_lcd_bus();