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	NAND Boot support for P1 and P2 series RDB platforms. This patch is derived from NAND Boot support on MPC8536DS. Signed-off-by: Dipen Dudhat <dipen.dudhat@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
		
			
				
	
	
		
			94 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright 2009 Freescale Semiconductor, Inc.
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|  *
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|  * See file CREDITS for list of people who contributed to this
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|  * project.
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License as
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|  * published by the Free Software Foundation; either version 2 of
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|  * the License, or (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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|  * MA 02111-1307 USA
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|  */
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| 
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| #include <common.h>
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| #include <asm/mmu.h>
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| 
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| struct fsl_e_tlb_entry tlb_table[] = {
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| 	/* TLB 0 - for temp stack in cache */
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| 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
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| 			0, 0, BOOKE_PAGESZ_4K, 0),
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| 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
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| 			CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
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| 			0, 0, BOOKE_PAGESZ_4K, 0),
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| 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
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| 			CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
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| 			0, 0, BOOKE_PAGESZ_4K, 0),
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| 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
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| 			CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
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| 			0, 0, BOOKE_PAGESZ_4K, 0),
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| 
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| 	/* TLB 1 */
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| 	/* *I*** - Covers boot page */
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| 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
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| 			0, 0, BOOKE_PAGESZ_4K, 1),
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| 
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| 	/* *I*G* - CCSRBAR */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 1, BOOKE_PAGESZ_1M, 1),
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| 
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| 	/* W**G* - Flash/promjet, localbus */
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| 	/* This will be changed to *I*G* after relocation to RAM. */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
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| 			MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
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| 			0, 2, BOOKE_PAGESZ_16M, 1),
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| 
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| 	/* *I*G* - PCI */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE2_MEM_VIRT, CONFIG_SYS_PCIE2_MEM_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 3, BOOKE_PAGESZ_1G, 1),
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| 
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| 	/* *I*G* - PCI I/O */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE2_IO_VIRT, CONFIG_SYS_PCIE2_IO_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 4, BOOKE_PAGESZ_256K, 1),
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| 
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| 	/* *I*G - NAND */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 5, BOOKE_PAGESZ_1M, 1),
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| 
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| 	/* *I*G - VSC7385 Switch */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_VSC7385_BASE, CONFIG_SYS_VSC7385_BASE_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 6, BOOKE_PAGESZ_1M, 1),
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| 
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| #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
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| 	/* *I*G - L2SRAM */
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 7, BOOKE_PAGESZ_256K, 1),
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| 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000,
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| 			CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000,
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| 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
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| 			0, 8, BOOKE_PAGESZ_256K, 1),
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| #endif
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| };
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| 
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| int num_tlb_entries = ARRAY_SIZE(tlb_table);
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