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author | Xie Xiaobo <X.Xie@freescale.com> | 2013-06-24 15:01:30 +0800 |
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committer | York Sun <yorksun@freescale.com> | 2013-08-09 12:41:25 -0700 |
commit | 49f5befafd0f71e3ba033081e80fa4965d682ebc (patch) | |
tree | 4d68958c31044c662cd63fc67c4846c6995ac133 /board/freescale/p1_twr/tlb.c | |
parent | d05bfd0586ccebe96e31976459c8ef45ec65e109 (diff) | |
download | u-boot-imx-49f5befafd0f71e3ba033081e80fa4965d682ebc.zip u-boot-imx-49f5befafd0f71e3ba033081e80fa4965d682ebc.tar.gz u-boot-imx-49f5befafd0f71e3ba033081e80fa4965d682ebc.tar.bz2 |
powerpc/85xx: Add TWR-P10xx board support
TWR-P1025 Specification:
-----------------------
Memory subsystem:
512MB DDR3 (on board DDR)
64Mbyte 16bit NOR flash
One microSD Card slot
Ethernet:
eTSEC1: Connected to Atheros AR8035 GETH PHY
eTSEC3: Connected to Atheros AR8035 GETH PHY
UART:
Two UARTs are routed to the FDTI dual USB to RS232 convertor
USB: Two USB2.0 Type A ports
I2C:
AT24C01B 1K Board EEPROM (8 bit address)
QUICC Engine:
Connected to DP83849i PHY supply two 10/100M ethernet ports
QE UART for RS485 or RS232
PCIE:
One mini-PCIE slot
Signed-off-by: Michael Johnston <michael.johnston@freescale.com>
Signed-off-by: Xie Xiaobo <X.Xie@freescale.com>
[yorksun: Fixup include/configs/p1_twr.h]
Signed-off-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale/p1_twr/tlb.c')
-rw-r--r-- | board/freescale/p1_twr/tlb.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/board/freescale/p1_twr/tlb.c b/board/freescale/p1_twr/tlb.c new file mode 100644 index 0000000..68e109c --- /dev/null +++ b/board/freescale/p1_twr/tlb.c @@ -0,0 +1,92 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * 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 + */ + +#include <common.h> +#include <asm/mmu.h> + +struct fsl_e_tlb_entry tlb_table[] = { + /* TLB 0 - for temp stack in cache */ + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, + CONFIG_SYS_INIT_RAM_ADDR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* TLB 1 */ + /* *I*** - Covers boot page */ + SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I, + 0, 0, BOOKE_PAGESZ_4K, 1), + + /* *I*G* - CCSRBAR */ + SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_1M, 1), + +#ifndef CONFIG_SPL_BUILD + /* W**G* - Flash, localbus */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, + 0, 2, BOOKE_PAGESZ_64M, 1), + + /* W**G* - Flash, localbus */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_SSD_BASE, CONFIG_SYS_SSD_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_1M, 1), + +#ifdef CONFIG_PCI + /* *I*G* - PCI memory 1.5G */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_1G, 1), + + /* *I*G* - PCI I/O effective: 192K */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256K, 1), +#endif + +#endif + +#ifdef CONFIG_SYS_RAMBOOT + /* *I*G - eSDHC boot */ + SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 8, BOOKE_PAGESZ_1G, 1), +#endif + +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); |