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authorXie Xiaobo <X.Xie@freescale.com>2013-06-24 15:01:30 +0800
committerYork Sun <yorksun@freescale.com>2013-08-09 12:41:25 -0700
commit49f5befafd0f71e3ba033081e80fa4965d682ebc (patch)
tree4d68958c31044c662cd63fc67c4846c6995ac133 /board/freescale/p1_twr/tlb.c
parentd05bfd0586ccebe96e31976459c8ef45ec65e109 (diff)
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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.c92
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);