diff options
Diffstat (limited to 'Source/DirectFB/gfxdrivers/sh772x/sh7722_lcd.c')
| -rwxr-xr-x | Source/DirectFB/gfxdrivers/sh772x/sh7722_lcd.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/Source/DirectFB/gfxdrivers/sh772x/sh7722_lcd.c b/Source/DirectFB/gfxdrivers/sh772x/sh7722_lcd.c new file mode 100755 index 0000000..47df333 --- /dev/null +++ b/Source/DirectFB/gfxdrivers/sh772x/sh7722_lcd.c @@ -0,0 +1,172 @@ +#ifdef SH7722_DEBUG_LCD +#define DIRECT_ENABLE_DEBUG +#endif + + +#include <config.h> + +#include <asm/types.h> + +#include <direct/debug.h> + +#include <misc/conf.h> + +#include "sh7722.h" + + +D_DEBUG_DOMAIN( SH7722_LCD, "SH7722/LCD", "Renesas SH7722 LCD" ); + +/**********************************************************************************************************************/ + +void +sh7722_lcd_setup( void *drv, + int width, + int height, + ulong phys, + int pitch, + DFBSurfacePixelFormat format, + bool swap ) +{ + u32 MLDDFR = 0; + u32 LDDDSR = 0; + u32 reg; + + D_DEBUG_AT( SH7722_LCD, "%s( %dx%d @%lu:%d )\n", __FUNCTION__, width, height, phys, pitch ); + + D_ASSERT( width > 7 ); + D_ASSERT( height > 0 ); + + D_ASSERT( (phys & 7) == 0 ); + + D_ASSERT( pitch > 0 ); + D_ASSERT( pitch < 0x10000 ); + D_ASSERT( (pitch & 3) == 0 ); + + /* Choose input format. */ + switch (format) { + case DSPF_RGB32: + case DSPF_ARGB: + MLDDFR = 0; + break; + + case DSPF_RGB16: + MLDDFR = 3; + break; + + case DSPF_RGB444: + case DSPF_ARGB4444: + MLDDFR = 8; + break; + + case DSPF_RGB24: + MLDDFR = 11; + break; + + case DSPF_NV12: + MLDDFR = 0x10000; + break; + + case DSPF_NV16: + MLDDFR = 0x10100; + break; + + default: + D_BUG( "invalid format" ); + return; + } + + /* Setup swapping. */ + switch (format) { + case DSPF_NV12: /* 1 byte */ + case DSPF_NV16: + case DSPF_RGB24: + LDDDSR = 7; + break; + + case DSPF_RGB16: /* 2 byte */ + case DSPF_RGB444: + case DSPF_ARGB4444: + LDDDSR = 6; + break; + + case DSPF_RGB32: /* 4 byte */ + case DSPF_ARGB: + LDDDSR = 4; + break; + + default: + D_BUG( "invalid format" ); + return; + } + + /* software reset of the LCD device */ + reg = SH7722_GETREG32( drv, LCDC_LDCNT2R ); + SH7722_SETREG32( drv, LCDC_LDCNT2R, reg | 0x100 ); + while( SH7722_GETREG32( drv, LCDC_LDCNT2R ) & 0x100 ); + + /* stop the LCD while configuring */ + SH7722_SETREG32( drv, LCDC_LDCNT2R, 0 ); + SH7722_SETREG32( drv, LCDC_LDDCKSTPR, 1 ); + + SH7722_SETREG32( drv, LCDC_MLDDCKPAT1R, 0x05555555 ); + SH7722_SETREG32( drv, LCDC_MLDDCKPAT2R, 0x55555555 ); + SH7722_SETREG32( drv, LCDC_LDDCKR, 0x0000003c ); + SH7722_SETREG32( drv, LCDC_MLDMT2R, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_MLDMT3R, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_MLDDFR, MLDDFR ); + SH7722_SETREG32( drv, LCDC_MLDSM1R, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_MLDSM2R, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_MLDSA1R, phys ); + SH7722_SETREG32( drv, LCDC_MLDSA2R, DFB_PLANAR_PIXELFORMAT( format ) ? (phys + pitch * height) : 0 ); + SH7722_SETREG32( drv, LCDC_MLDMLSR, pitch ); + SH7722_SETREG32( drv, LCDC_MLDWBCNTR, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_MLDWBAR, 0x00000000 ); +#if 0 + SH7722_SETREG32( drv, LCDC_MLDMT1R, 0x18000006 ); + SH7722_SETREG32( drv, LCDC_MLDHCNR, ((width / 8) << 16) | (1056 / 8) ); + SH7722_SETREG32( drv, LCDC_MLDHSYNR, ((128 / 8) << 16) | (840 / 8) ); + SH7722_SETREG32( drv, LCDC_MLDVLNR, (height << 16) | 525 ); + SH7722_SETREG32( drv, LCDC_MLDVSYNR, (2 << 16) | 490 ); + SH7722_SETREG32( drv, LCDC_MLDPMR, 0xf6000f00 ); +#elif 0 + SH7722_SETREG32( drv, LCDC_MLDMT1R, 0x1c00000a ); + SH7722_SETREG32( drv, LCDC_MLDHCNR, 0x00500060); + SH7722_SETREG32( drv, LCDC_MLDHSYNR, 0x00010052); + SH7722_SETREG32( drv, LCDC_MLDVLNR, 0x01e00200); + SH7722_SETREG32( drv, LCDC_MLDVSYNR, 0x000301f0); + SH7722_SETREG32( drv, LCDC_MLDPMR, 0x00000000 ); //igel +#elif defined(SH7722_ALGO_PANEL) + SH7722_SETREG32( drv, LCDC_MLDMT1R, 0x1c00000a ); + SH7722_SETREG32( drv, LCDC_MLDHCNR, 0x00500060); + SH7722_SETREG32( drv, LCDC_MLDHSYNR, 0x00010052); + SH7722_SETREG32( drv, LCDC_MLDVLNR, 0x01e0020e); + SH7722_SETREG32( drv, LCDC_MLDVSYNR, 0x000301f0); + SH7722_SETREG32( drv, LCDC_MLDPMR, 0x00000000 ); //igel +#elif defined(ALGO_AP325) + SH7722_SETREG32( drv, LCDC_MLDMT1R, 0x1800000a ); + SH7722_SETREG32( drv, LCDC_MLDHCNR, ((width / 8) << 16) | (1000 / 8) ); + SH7722_SETREG32( drv, LCDC_MLDHSYNR, ((8 / 8) << 16) | (960 / 8) ); + SH7722_SETREG32( drv, LCDC_MLDVLNR, (height << 16) | 624 ); + SH7722_SETREG32( drv, LCDC_MLDVSYNR, (1 << 16) | 560 ); + SH7722_SETREG32( drv, LCDC_MLDPMR, 0x00000000 ); +#endif + SH7722_SETREG32( drv, LCDC_LDINTR, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_LDRCNTR, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_LDDDSR, swap ? LDDDSR : 0 ); + SH7722_SETREG32( drv, LCDC_LDRCR, 0x00000000 ); + SH7722_SETREG32( drv, LCDC_LDPALCR, 0x00000000 ); + + /* enable and start displaying */ + SH7722_SETREG32( drv, LCDC_LDCNT1R, 0x00000001 ); + SH7722_SETREG32( drv, LCDC_LDCNT2R, 0x00000003 ); + SH7722_SETREG32( drv, LCDC_LDDCKSTPR, 0 ); + while( SH7722_GETREG32( drv, LCDC_LDDCKSTPR ) & 0x10000 ); + + /* finally, turn the display on */ + { + SH7722DriverData *sdrv = drv; + if (ioctl( sdrv->gfx_fd, SH772xGFX_IOCTL_POWER_DISPLAY ) < 0) + D_PERROR( "SH772xGFX_IOCTL_POWER_DISPLAY\n" ); + } +} + |