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https://github.com/AsahiLinux/u-boot
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7fbeb6422d
The rsk7264 (also know as rsk2+sh7264) is an SH2A based board with 64MB NAND flash and 64MB SDRAM. It is very similar to the rsk7203 board. Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com> Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/*
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* Copyright (C) 2011 Renesas Electronics Europe Ltd.
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* Copyright (C) 2008 Renesas Solutions Corp.
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* Copyright (C) 2008 Nobuhiro Iwamatsu
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*
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* Based on u-boot/board/rsk7264/rsk7203.c
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*
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* This file is released under the terms of GPL v2 and any later version.
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* See the file COPYING in the root directory of the source tree for details.
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*/
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#include <common.h>
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#include <net.h>
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#include <netdev.h>
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#include <asm/io.h>
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#include <asm/processor.h>
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DECLARE_GLOBAL_DATA_PTR;
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int checkboard(void)
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{
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puts("BOARD: Renesas Technology RSK7264\n");
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return 0;
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}
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int board_init(void)
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{
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return 0;
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}
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int dram_init(void)
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{
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gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
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gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
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printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
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return 0;
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}
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void led_set_state(unsigned short value)
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{
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}
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/*
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* The RSK board has the SMSC89218 wired up 'incorrectly'.
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* Byte-swapping is necessary, and so poor performance is inevitable.
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* This problem cannot evade by the swap function of CHIP, this can
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* evade by software Byte-swapping.
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* And this has problem by FIFO access only. pkt_data_pull/pkt_data_push
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* functions necessary to solve this problem.
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*/
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u32 pkt_data_pull(struct eth_device *dev, u32 addr)
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{
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volatile u16 *addr_16 = (u16 *)(dev->iobase + addr);
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return (u32)((swab16(*addr_16) << 16) & 0xFFFF0000)\
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| swab16(*(addr_16 + 1));
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}
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void pkt_data_push(struct eth_device *dev, u32 addr, u32 val)
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{
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addr += dev->iobase;
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*(volatile u16 *)(addr + 2) = swab16((u16)val);
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*(volatile u16 *)(addr) = swab16((u16)(val >> 16));
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}
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int board_eth_init(bd_t *bis)
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{
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int rc = 0;
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#ifdef CONFIG_SMC911X
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rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
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#endif
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return rc;
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}
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