1 /* 2 * Copyright (C) 2012 Renesas Electronics Europe Ltd. 3 * Copyright (C) 2012 Phil Edworthy 4 * Copyright (C) 2008 Renesas Solutions Corp. 5 * Copyright (C) 2008 Nobuhiro Iwamatsu 6 * 7 * Based on u-boot/board/rsk7264/rsk7264.c 8 * 9 * SPDX-License-Identifier: GPL-2.0+ 10 */ 11 12 #include <common.h> 13 #include <net.h> 14 #include <netdev.h> 15 #include <asm/io.h> 16 #include <asm/processor.h> 17 18 int checkboard(void) 19 { 20 puts("BOARD: Renesas RSK7269\n"); 21 return 0; 22 } 23 24 int board_init(void) 25 { 26 return 0; 27 } 28 29 void led_set_state(unsigned short value) 30 { 31 } 32 33 /* 34 * The RSK board has the SMSC89218 wired up 'incorrectly'. 35 * Byte-swapping is necessary, and so poor performance is inevitable. 36 * This problem cannot evade by the swap function of CHIP, this can 37 * evade by software Byte-swapping. 38 * And this has problem by FIFO access only. pkt_data_pull/pkt_data_push 39 * functions necessary to solve this problem. 40 */ 41 u32 pkt_data_pull(struct eth_device *dev, u32 addr) 42 { 43 volatile u16 *addr_16 = (u16 *)(dev->iobase + addr); 44 return (u32)((swab16(*addr_16) << 16) & 0xFFFF0000)\ 45 | swab16(*(addr_16 + 1)); 46 } 47 48 void pkt_data_push(struct eth_device *dev, u32 addr, u32 val) 49 { 50 addr += dev->iobase; 51 *(volatile u16 *)(addr + 2) = swab16((u16)val); 52 *(volatile u16 *)(addr) = swab16((u16)(val >> 16)); 53 } 54 55 int board_eth_init(bd_t *bis) 56 { 57 int rc = 0; 58 #ifdef CONFIG_SMC911X 59 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); 60 #endif 61 return rc; 62 } 63