| York Sun | a877880 | 2007-10-29 13:58:39 -0500 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Freescale Semiconductor, Inc. |
| 3 | * York Sun <yorksun@freescale.com> |
| 4 | * |
| 5 | * FSL DIU Framebuffer driver |
| 6 | * |
| 7 | * See file CREDITS for list of people who contributed to this |
| 8 | * project. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU General Public License as |
| 12 | * published by the Free Software Foundation; either version 2 of |
| 13 | * the License, or (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 23 | * MA 02111-1307 USA |
| 24 | */ |
| 25 | |
| 26 | #include <common.h> |
| 27 | #include <command.h> |
| 28 | #include <asm/io.h> |
| 29 | |
| 30 | #ifdef CONFIG_FSL_DIU_FB |
| 31 | |
| 32 | #include "../common/pixis.h" |
| 33 | #include "../common/fsl_diu_fb.h" |
| 34 | |
| 35 | |
| 36 | extern unsigned int FSL_Logo_BMP[]; |
| 37 | |
| 38 | |
| 39 | void mpc8610hpcd_diu_init(void) |
| 40 | { |
| 41 | char *monitor_port; |
| 42 | int xres, gamma_fix; |
| 43 | unsigned int pixel_format; |
| 44 | unsigned char tmp_val; |
| 45 | |
| 46 | tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0); |
| 47 | monitor_port = getenv ("monitor"); |
| 48 | |
| 49 | if (!strncmp(monitor_port, "0", 1)) { /* 0 - DVI */ |
| 50 | xres = 1280; |
| 51 | pixel_format = 0x88882317; |
| 52 | gamma_fix = 0; |
| 53 | out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x08); |
| 54 | |
| 55 | } else if (!strncmp(monitor_port, "1", 1)) { /* 1 - Single link LVDS */ |
| 56 | xres = 1024; |
| 57 | pixel_format = 0x88883316; |
| 58 | gamma_fix = 0; |
| 59 | out8(PIXIS_BASE + PIXIS_BRDCFG0, (tmp_val & 0xf7) | 0x10); |
| 60 | |
| 61 | } else if (!strncmp(monitor_port, "2", 1)) { /* 2 - Double link LVDS */ |
| 62 | xres = 1280; |
| 63 | pixel_format = 0x88883316; |
| 64 | gamma_fix = 1; |
| 65 | out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xe7); |
| 66 | |
| 67 | } else { /* DVI */ |
| 68 | xres = 1280; |
| 69 | pixel_format = 0x88882317; |
| 70 | gamma_fix = 0; |
| 71 | out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x08); |
| 72 | } |
| 73 | |
| 74 | fsl_diu_init(xres, pixel_format, gamma_fix, |
| 75 | (unsigned char *)FSL_Logo_BMP); |
| 76 | } |
| 77 | |
| 78 | int mpc8610diu_init_show_bmp(cmd_tbl_t *cmdtp, |
| 79 | int flag, int argc, char *argv[]) |
| 80 | { |
| 81 | unsigned int addr; |
| 82 | |
| 83 | if (argc < 2) { |
| 84 | printf ("Usage:\n%s\n", cmdtp->usage); |
| 85 | return 1; |
| 86 | } |
| 87 | |
| 88 | if (!strncmp(argv[1],"init",4)) { |
| 89 | mpc8610hpcd_diu_init(); |
| 90 | } else { |
| 91 | addr = simple_strtoul(argv[1], NULL, 16); |
| 92 | fsl_diu_clear_screen(); |
| 93 | fsl_diu_display_bmp((unsigned char *)addr, 0, 0, 0); |
| 94 | } |
| 95 | |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | U_BOOT_CMD( |
| 100 | diufb, CFG_MAXARGS, 1, mpc8610diu_init_show_bmp, |
| 101 | "diufb init | addr - Init or Display BMP file\n", |
| 102 | "init\n - initialize DIU\n" |
| 103 | "addr\n - display bmp at address 'addr'\n" |
| 104 | ); |
| 105 | #endif /* CONFIG_FSL_DIU_FB */ |