From 6cb142fa3b732a2cea257ca39ef4a7dbe81a32e1 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Sun, 12 Mar 2006 02:12:27 +0100 Subject: Add missing Blackfin files. --- include/asm-blackfin/mem_init.h | 287 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 287 insertions(+) create mode 100644 include/asm-blackfin/mem_init.h (limited to 'include/asm-blackfin/mem_init.h') diff --git a/include/asm-blackfin/mem_init.h b/include/asm-blackfin/mem_init.h new file mode 100644 index 00000000000..1a13d908e0f --- /dev/null +++ b/include/asm-blackfin/mem_init.h @@ -0,0 +1,287 @@ +/* + * U-boot - mem_init.h Header file for memory initialization + * + * Copyright (c) 2005 blackfin.uclinux.org + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#if ( CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E ) + #if ( CONFIG_SCLK_HZ > 119402985 ) + #define SDRAM_tRP TRP_2 + #define SDRAM_tRP_num 2 + #define SDRAM_tRAS TRAS_7 + #define SDRAM_tRAS_num 7 + #define SDRAM_tRCD TRCD_2 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 104477612 ) && ( CONFIG_SCLK_HZ <= 119402985 ) + #define SDRAM_tRP TRP_2 + #define SDRAM_tRP_num 2 + #define SDRAM_tRAS TRAS_6 + #define SDRAM_tRAS_num 6 + #define SDRAM_tRCD TRCD_2 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 89552239 ) && ( CONFIG_SCLK_HZ <= 104477612 ) + #define SDRAM_tRP TRP_2 + #define SDRAM_tRP_num 2 + #define SDRAM_tRAS TRAS_5 + #define SDRAM_tRAS_num 5 + #define SDRAM_tRCD TRCD_2 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 74626866 ) && ( CONFIG_SCLK_HZ <= 89552239 ) + #define SDRAM_tRP TRP_2 + #define SDRAM_tRP_num 2 + #define SDRAM_tRAS TRAS_4 + #define SDRAM_tRAS_num 4 + #define SDRAM_tRCD TRCD_2 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 66666667 ) && ( CONFIG_SCLK_HZ <= 74626866 ) + #define SDRAM_tRP TRP_2 + #define SDRAM_tRP_num 2 + #define SDRAM_tRAS TRAS_3 + #define SDRAM_tRAS_num 3 + #define SDRAM_tRCD TRCD_2 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 59701493 ) && ( CONFIG_SCLK_HZ <= 66666667 ) + #define SDRAM_tRP TRP_1 + #define SDRAM_tRP_num 1 + #define SDRAM_tRAS TRAS_4 + #define SDRAM_tRAS_num 3 + #define SDRAM_tRCD TRCD_1 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 44776119 ) && ( CONFIG_SCLK_HZ <= 59701493 ) + #define SDRAM_tRP TRP_1 + #define SDRAM_tRP_num 1 + #define SDRAM_tRAS TRAS_3 + #define SDRAM_tRAS_num 3 + #define SDRAM_tRCD TRCD_1 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ > 29850746 ) && ( CONFIG_SCLK_HZ <= 44776119 ) + #define SDRAM_tRP TRP_1 + #define SDRAM_tRP_num 1 + #define SDRAM_tRAS TRAS_2 + #define SDRAM_tRAS_num 2 + #define SDRAM_tRCD TRCD_1 + #define SDRAM_tWR TWR_2 + #endif + #if ( CONFIG_SCLK_HZ <= 29850746 ) + #define SDRAM_tRP TRP_1 + #define SDRAM_tRP_num 1 + #define SDRAM_tRAS TRAS_1 + #define SDRAM_tRAS_num 1 + #define SDRAM_tRCD TRCD_1 + #define SDRAM_tWR TWR_2 + #endif +#endif + +#if (CONFIG_MEM_MT48LC16M16A2TG_75) + /*SDRAM INFORMATION: */ + #define SDRAM_Tref 64 /* Refresh period in milliseconds */ + #define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ + #define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_MT48LC64M4A2FB_7E) + /*SDRAM INFORMATION: */ + #define SDRAM_Tref 64 /* Refresh period in milliseconds */ + #define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ + #define SDRAM_CL CL_2 +#endif + +#if ( CONFIG_MEM_SIZE == 128 ) + #define SDRAM_SIZE EBSZ_128 +#endif +#if ( CONFIG_MEM_SIZE == 64 ) + #define SDRAM_SIZE EBSZ_64 +#endif +#if ( CONFIG_MEM_SIZE == 32 ) + #define SDRAM_SIZE EBSZ_32 +#endif +#if ( CONFIG_MEM_SIZE == 16 ) + #define SDRAM_SIZE EBSZ_16 +#endif +#if ( CONFIG_MEM_ADD_WDTH == 11 ) + #define SDRAM_WIDTH EBCAW_11 +#endif +#if ( CONFIG_MEM_ADD_WDTH == 10 ) + #define SDRAM_WIDTH EBCAW_10 +#endif +#if ( CONFIG_MEM_ADD_WDTH == 9 ) + #define SDRAM_WIDTH EBCAW_9 +#endif +#if ( CONFIG_MEM_ADD_WDTH == 8 ) + #define SDRAM_WIDTH EBCAW_8 +#endif + +#define mem_SDBCTL SDRAM_WIDTH | SDRAM_SIZE | EBE + +/* Equation from section 17 (p17-46) of BF533 HRM */ +#define mem_SDRRC ((( CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) + +/* Enable SCLK Out */ +#define mem_SDGCTL ( SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS ) + +#define flash_EBIU_AMBCTL_WAT ( ( CONFIG_FLASH_SPEED_BWAT * 4 ) / ( 4000000000 / CONFIG_SCLK_HZ ) ) + 1 +#define flash_EBIU_AMBCTL_RAT ( ( CONFIG_FLASH_SPEED_BRAT * 4 ) / ( 4000000000 / CONFIG_SCLK_HZ ) ) + 1 +#define flash_EBIU_AMBCTL_HT ( ( CONFIG_FLASH_SPEED_BHT * 4 ) / ( 4000000000 / CONFIG_SCLK_HZ ) ) +#define flash_EBIU_AMBCTL_ST ( ( CONFIG_FLASH_SPEED_BST * 4 ) / ( 4000000000 / CONFIG_SCLK_HZ ) ) + 1 +#define flash_EBIU_AMBCTL_TT ( ( CONFIG_FLASH_SPEED_BTT * 4 ) / ( 4000000000 / CONFIG_SCLK_HZ ) ) + 1 + +#if (flash_EBIU_AMBCTL_TT > 3 ) + #define flash_EBIU_AMBCTL0_TT B0TT_4 +#endif +#if (flash_EBIU_AMBCTL_TT == 3 ) + #define flash_EBIU_AMBCTL0_TT B0TT_3 +#endif +#if (flash_EBIU_AMBCTL_TT == 2 ) + #define flash_EBIU_AMBCTL0_TT B0TT_2 +#endif +#if (flash_EBIU_AMBCTL_TT < 2 ) + #define flash_EBIU_AMBCTL0_TT B0TT_1 +#endif + +#if (flash_EBIU_AMBCTL_ST > 3 ) + #define flash_EBIU_AMBCTL0_ST B0ST_4 +#endif +#if (flash_EBIU_AMBCTL_ST == 3 ) + #define flash_EBIU_AMBCTL0_ST B0ST_3 +#endif +#if (flash_EBIU_AMBCTL_ST == 2 ) + #define flash_EBIU_AMBCTL0_ST B0ST_2 +#endif +#if (flash_EBIU_AMBCTL_ST < 2 ) + #define flash_EBIU_AMBCTL0_ST B0ST_1 +#endif + +#if (flash_EBIU_AMBCTL_HT > 2 ) + #define flash_EBIU_AMBCTL0_HT B0HT_3 +#endif +#if (flash_EBIU_AMBCTL_HT == 2 ) + #define flash_EBIU_AMBCTL0_HT B0HT_2 +#endif +#if (flash_EBIU_AMBCTL_HT == 1 ) + #define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) + #define flash_EBIU_AMBCTL0_HT B0HT_0 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) + #define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif + +#if (flash_EBIU_AMBCTL_WAT > 14) + #define flash_EBIU_AMBCTL0_WAT B0WAT_15 +#endif +#if (flash_EBIU_AMBCTL_WAT == 14) + #define flash_EBIU_AMBCTL0_WAT B0WAT_14 +#endif +#if (flash_EBIU_AMBCTL_WAT == 13) + #define flash_EBIU_AMBCTL0_WAT B0WAT_13 +#endif +#if (flash_EBIU_AMBCTL_WAT == 12) + #define flash_EBIU_AMBCTL0_WAT B0WAT_12 +#endif +#if (flash_EBIU_AMBCTL_WAT == 11) + #define flash_EBIU_AMBCTL0_WAT B0WAT_11 +#endif +#if (flash_EBIU_AMBCTL_WAT == 10) + #define flash_EBIU_AMBCTL0_WAT B0WAT_10 +#endif +#if (flash_EBIU_AMBCTL_WAT == 9) + #define flash_EBIU_AMBCTL0_WAT B0WAT_9 +#endif +#if (flash_EBIU_AMBCTL_WAT == 8) + #define flash_EBIU_AMBCTL0_WAT B0WAT_8 +#endif +#if (flash_EBIU_AMBCTL_WAT == 7) + #define flash_EBIU_AMBCTL0_WAT B0WAT_7 +#endif +#if (flash_EBIU_AMBCTL_WAT == 6) + #define flash_EBIU_AMBCTL0_WAT B0WAT_6 +#endif +#if (flash_EBIU_AMBCTL_WAT == 5) + #define flash_EBIU_AMBCTL0_WAT B0WAT_5 +#endif +#if (flash_EBIU_AMBCTL_WAT == 4) + #define flash_EBIU_AMBCTL0_WAT B0WAT_4 +#endif +#if (flash_EBIU_AMBCTL_WAT == 3) + #define flash_EBIU_AMBCTL0_WAT B0WAT_3 +#endif +#if (flash_EBIU_AMBCTL_WAT == 2) + #define flash_EBIU_AMBCTL0_WAT B0WAT_2 +#endif +#if (flash_EBIU_AMBCTL_WAT == 1) + #define flash_EBIU_AMBCTL0_WAT B0WAT_1 +#endif + +#if (flash_EBIU_AMBCTL_RAT > 14) + #define flash_EBIU_AMBCTL0_RAT B0RAT_15 +#endif +#if (flash_EBIU_AMBCTL_RAT == 14) + #define flash_EBIU_AMBCTL0_RAT B0RAT_14 +#endif +#if (flash_EBIU_AMBCTL_RAT == 13) + #define flash_EBIU_AMBCTL0_RAT B0RAT_13 +#endif +#if (flash_EBIU_AMBCTL_RAT == 12) + #define flash_EBIU_AMBCTL0_RAT B0RAT_12 +#endif +#if (flash_EBIU_AMBCTL_RAT == 11) + #define flash_EBIU_AMBCTL0_RAT B0RAT_11 +#endif +#if (flash_EBIU_AMBCTL_RAT == 10) + #define flash_EBIU_AMBCTL0_RAT B0RAT_10 +#endif +#if (flash_EBIU_AMBCTL_RAT == 9) + #define flash_EBIU_AMBCTL0_RAT B0RAT_9 +#endif +#if (flash_EBIU_AMBCTL_RAT == 8) + #define flash_EBIU_AMBCTL0_RAT B0RAT_8 +#endif +#if (flash_EBIU_AMBCTL_RAT == 7) + #define flash_EBIU_AMBCTL0_RAT B0RAT_7 +#endif +#if (flash_EBIU_AMBCTL_RAT == 6) + #define flash_EBIU_AMBCTL0_RAT B0RAT_6 +#endif +#if (flash_EBIU_AMBCTL_RAT == 5) + #define flash_EBIU_AMBCTL0_RAT B0RAT_5 +#endif +#if (flash_EBIU_AMBCTL_RAT == 4) + #define flash_EBIU_AMBCTL0_RAT B0RAT_4 +#endif +#if (flash_EBIU_AMBCTL_RAT == 3) + #define flash_EBIU_AMBCTL0_RAT B0RAT_3 +#endif +#if (flash_EBIU_AMBCTL_RAT == 2) + #define flash_EBIU_AMBCTL0_RAT B0RAT_2 +#endif +#if (flash_EBIU_AMBCTL_RAT == 1) + #define flash_EBIU_AMBCTL0_RAT B0RAT_1 +#endif + +#define flash_EBIU_AMBCTL0 flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN -- cgit v1.2.3