| /* Copyright (c) 2009-2010, The Linux Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of The Linux Foundation nor |
| * the names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior written |
| * permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <reg.h> |
| #include <debug.h> |
| #include <smem.h> |
| |
| #define SIZE_44M 0x02C00000 // 44M |
| #define EBI1_ADDR_1026M 0x40200000 |
| |
| #define SIZE_128M 0x08000000 // 128M |
| #define EBI1_ADDR_1152M 0x48000000 |
| |
| #define SIZE_256M 0x10000000 // 256M |
| #define EBI1_ADDR_1280M 0x50000000 |
| |
| #define SIZE_768M 0x30000000 // 256M + 512M |
| #define SIZE_1792M 0x70000000 // 256M + 512M + 1G |
| |
| #define EBI1_CS1_ADDR_BASE 0x00A40024 |
| |
| unsigned *target_atag_mem(unsigned *ptr) |
| { |
| unsigned value = 0; |
| |
| /* ATAG_MEM */ |
| *ptr++ = 4; |
| *ptr++ = 0x54410002; |
| *ptr++ = SIZE_44M; |
| *ptr++ = EBI1_ADDR_1026M; |
| |
| *ptr++ = 4; |
| *ptr++ = 0x54410002; |
| *ptr++ = SIZE_128M; |
| *ptr++ = EBI1_ADDR_1152M; |
| |
| value = readl(EBI1_CS1_ADDR_BASE); |
| value = (value >> 8) & 0xFF; |
| |
| if (value == 0x50) { |
| /* For 512MB RAM */ |
| *ptr++ = 4; |
| *ptr++ = 0x54410002; |
| *ptr++ = SIZE_256M; |
| *ptr++ = EBI1_ADDR_1280M; |
| } else if (value == 0x60) { |
| /* For 1GB RAM */ |
| *ptr++ = 4; |
| *ptr++ = 0x54410002; |
| *ptr++ = SIZE_768M; |
| *ptr++ = EBI1_ADDR_1280M; |
| } else if (value == 0x80) { |
| /* For 2GB RAM */ |
| *ptr++ = 4; |
| *ptr++ = 0x54410002; |
| //*ptr++ = SIZE_1792M; |
| *ptr++ = SIZE_768M; |
| *ptr++ = EBI1_ADDR_1280M; |
| } |
| |
| return ptr; |
| } |
| |
| void *target_get_scratch_address(void) |
| { |
| return ((void *)SCRATCH_ADDR); |
| } |
| |
| unsigned target_get_max_flash_size(void) |
| { |
| return (384 * 1024 * 1024); |
| } |