diff options
Diffstat (limited to 'board/lwmon5/lwmon5.c')
| -rw-r--r-- | board/lwmon5/lwmon5.c | 62 |
1 files changed, 60 insertions, 2 deletions
diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c index 66cef2f..830ec19 100644 --- a/board/lwmon5/lwmon5.c +++ b/board/lwmon5/lwmon5.c @@ -221,8 +221,8 @@ int misc_init_r(void) udelay(500); gpio_write_bit(CFG_GPIO_LIME_RST, 1); - /* Lime memory clock adjusted to 133MHz */ - out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_133MHZ); + /* Lime memory clock adjusted to 100MHz */ + out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_100MHZ); /* Wait untill time expired. Because of requirements in lime manual */ udelay(300); /* Write lime controller memory parameters */ @@ -237,6 +237,64 @@ int misc_init_r(void) gpio_write_bit(CFG_GPIO_PHY0_RST, 1); gpio_write_bit(CFG_GPIO_PHY1_RST, 1); + /* + * Init display controller + */ + /* Setup dot clock (internal PLL, division rate 1/16) */ + out_be32((void *)0xc1fd0100, 0x00000f00); + + /* Lime L0 init (16 bpp, 640x480) */ + out_be32((void *)0xc1fd0020, 0x801401df); + out_be32((void *)0xc1fd0024, 0x0); + out_be32((void *)0xc1fd0028, 0x0); + out_be32((void *)0xc1fd002c, 0x0); + out_be32((void *)0xc1fd0110, 0x0); + out_be32((void *)0xc1fd0114, 0x0); + out_be32((void *)0xc1fd0118, 0x01df0280); + + /* Display timing init */ + out_be32((void *)0xc1fd0004, 0x031f0000); + out_be32((void *)0xc1fd0008, 0x027f027f); + out_be32((void *)0xc1fd000c, 0x015f028f); + out_be32((void *)0xc1fd0010, 0x020c0000); + out_be32((void *)0xc1fd0014, 0x01df01ea); + out_be32((void *)0xc1fd0018, 0x0); + out_be32((void *)0xc1fd001c, 0x01e00280); + +#if 1 + /* + * Clear framebuffer using Lime's drawing engine + * (draw blue rect. with white border around it) + */ + /* Setup mode and fbbase, xres, fg, bg */ + out_be32((void *)0xc1ff0420, 0x8300); + out_be32((void *)0xc1ff0440, 0x0000); + out_be32((void *)0xc1ff0444, 0x0280); + out_be32((void *)0xc1ff0480, 0x7fff); + out_be32((void *)0xc1ff0484, 0x0000); + /* Reset clipping rectangle */ + out_be32((void *)0xc1ff0454, 0x0000); + out_be32((void *)0xc1ff0458, 0x0280); + out_be32((void *)0xc1ff045c, 0x0000); + out_be32((void *)0xc1ff0460, 0x01e0); + /* Draw white rect. */ + out_be32((void *)0xc1ff04a0, 0x09410000); + out_be32((void *)0xc1ff04a0, 0x00000000); + out_be32((void *)0xc1ff04a0, 0x01e00280); + udelay(2000); + /* Draw blue rect. */ + out_be32((void *)0xc1ff0480, 0x001f); + out_be32((void *)0xc1ff04a0, 0x09410000); + out_be32((void *)0xc1ff04a0, 0x00010001); + out_be32((void *)0xc1ff04a0, 0x01de027e); +#endif + /* Display enable, L0 layer */ + out_be32((void *)0xc1fd0100, 0x80010f00); + + /* TFT-LCD enable - PWM duty, lamp on */ + out_be32((void *)0xc4000024, 0x64); + out_be32((void *)0xc4000020, 0x701); + return 0; } |