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Fuzev2: fix lcd

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25360 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-03-28 01:53:42 +00:00
parent c689496e04
commit 7cd24fa13d
1 changed files with 2 additions and 47 deletions
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49
firmware/target/arm/as3525/sansa-fuzev2/lcd-fuzev2.c
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@ -83,7 +83,6 @@ static bool display_on = false; /* is the display turned on? */
static unsigned short r_entry_mode = R_ENTRY_MODE_HORZ_NORMAL; static unsigned short r_entry_mode = R_ENTRY_MODE_HORZ_NORMAL;
#define R_ENTRY_MODE_VERT 0x7038 #define R_ENTRY_MODE_VERT 0x7038
#define R_ENTRY_MODE_SOLID_VERT 0x1038 #define R_ENTRY_MODE_SOLID_VERT 0x1038
/* FIXME */
#define R_ENTRY_MODE_VIDEO_NORMAL 0x7038 #define R_ENTRY_MODE_VIDEO_NORMAL 0x7038
#define R_ENTRY_MODE_VIDEO_FLIPPED 0x7018 #define R_ENTRY_MODE_VIDEO_FLIPPED 0x7018
@ -101,34 +100,10 @@ static inline void lcd_delay(int x)
} while (x--); } while (x--);
} }
#define REG(x) (*(volatile unsigned long*)(x))
typedef unsigned long reg;
static void as3525_dbop_init(void) static void as3525_dbop_init(void)
{ {
#if 0 CCU_IO |= 1<<12;
CGU_DBOP = (1<<3) | AS3525_DBOP_DIV; CGU_DBOP |= (1<<4) | (1<<3) | AS3525_DBOP_DIV;
DBOP_TIMPOL_01 = 0xe167e167;
DBOP_TIMPOL_23 = 0xe167006e;
/* short count: 16 | output data width: 16 | readstrobe line */
DBOP_CTRL = (1<<18|1<<12|1<<3);
GPIOB_AFSEL = 0xfc;
GPIOC_AFSEL = 0xff;
DBOP_TIMPOL_23 = 0x6000e;
/* short count: 16|enable write|output data width: 16|read strobe line */
DBOP_CTRL = (1<<18|1<<16|1<<12|1<<3);
DBOP_TIMPOL_01 = 0x6e167;
DBOP_TIMPOL_23 = 0xa167e06f;
/* TODO: The OF calls some other functions here, but maybe not important */
#endif
REG(0xC810000C) |= 0x1000; /* CCU_IO |= 1<<12 */
CGU_DBOP |= /*(1<<3)*/ 0x18 | AS3525_DBOP_DIV;
DBOP_TIMPOL_01 = 0xE12FE12F; DBOP_TIMPOL_01 = 0xE12FE12F;
DBOP_TIMPOL_23 = 0xE12F0036; DBOP_TIMPOL_23 = 0xE12F0036;
DBOP_CTRL = 0x41004; DBOP_CTRL = 0x41004;
@ -136,7 +111,6 @@ static void as3525_dbop_init(void)
DBOP_CTRL = 0x51004; DBOP_CTRL = 0x51004;
DBOP_TIMPOL_01 = 0x60036; DBOP_TIMPOL_01 = 0x60036;
DBOP_TIMPOL_23 = 0xA12FE037; DBOP_TIMPOL_23 = 0xA12FE037;
/* OF sets up dma and more after here */
} }
static inline void dbop_set_mode(int mode) static inline void dbop_set_mode(int mode)
@ -188,15 +162,6 @@ static void dbop_write_data(const int16_t* p_bytes, int count)
static void lcd_write_cmd(short cmd) static void lcd_write_cmd(short cmd)
{ {
#if 0
/* Write register */
DBOP_TIMPOL_23 = 0xa167006e;
dbop_write_data(&cmd, 1);
lcd_delay(4);
DBOP_TIMPOL_23 = 0xa167e06f;
#elif 1
volatile int i; volatile int i;
for(i=0;i<20;i++) nop; for(i=0;i<20;i++) nop;
@ -213,14 +178,6 @@ static void lcd_write_cmd(short cmd)
while ((DBOP_STAT & (1<<10)) == 0); while ((DBOP_STAT & (1<<10)) == 0);
for(i=0;i<20;i++) nop; for(i=0;i<20;i++) nop;
DBOP_TIMPOL_23 = 0xA12FE037; DBOP_TIMPOL_23 = 0xA12FE037;
#else
int i;
DBOP_TIMPOL_23 = 0xA12F0036;
for(i=0;i<20;i++) nop;
dbop_write_data(&cmd, 1);
for(i=0;i<20;i++) nop;
DBOP_TIMPOL_23 = 0xA12FE037;
#endif
} }
static void lcd_write_reg(int reg, int value) static void lcd_write_reg(int reg, int value)
@ -320,7 +277,6 @@ void lcd_init_device(void)
GPIOA_PIN(0) = 1; GPIOA_PIN(0) = 1;
GPIOA_PIN(4) = 0; GPIOA_PIN(4) = 0;
CCU_IO &= ~(0x1000);
GPIOB_DIR |= 0x2f; GPIOB_DIR |= 0x2f;
GPIOB_PIN(0) = 1<<0; GPIOB_PIN(0) = 1<<0;
GPIOB_PIN(1) = 1<<1; GPIOB_PIN(1) = 1<<1;
@ -491,7 +447,6 @@ void lcd_update(void)
lcd_write_cmd(R_WRITE_DATA_2_GRAM); lcd_write_cmd(R_WRITE_DATA_2_GRAM);
lcd_update_rect(0,0, LCD_WIDTH, LCD_HEIGHT); lcd_update_rect(0,0, LCD_WIDTH, LCD_HEIGHT);
//dbop_write_data((fb_data*)lcd_framebuffer, LCD_WIDTH*LCD_HEIGHT);
} }
/* Update a fraction of the display. */ /* Update a fraction of the display. */