From 5628fb75d10764c377bd7eef9dfb4476f2398ff7 Mon Sep 17 00:00:00 2001 From: Simon Guinot Date: Mon, 21 Nov 2011 19:25:46 +0530 Subject: ARM: add support for LaCie 2Big Network v2 This patch adds support for the LaCie 2Big Network v2 board, based on the Marvell Kirkwood 6281 SoC. Additional information is available at: http://lacie-nas.org/doku.php?id=2big_network_v2 Signed-off-by: Simon Guinot --- board/LaCie/net2big_v2/Makefile | 49 ++++++++++ board/LaCie/net2big_v2/kwbimage.cfg | 162 +++++++++++++++++++++++++++++++ board/LaCie/net2big_v2/net2big_v2.c | 188 ++++++++++++++++++++++++++++++++++++ board/LaCie/net2big_v2/net2big_v2.h | 43 +++++++++ 4 files changed, 442 insertions(+) create mode 100644 board/LaCie/net2big_v2/Makefile create mode 100644 board/LaCie/net2big_v2/kwbimage.cfg create mode 100644 board/LaCie/net2big_v2/net2big_v2.c create mode 100644 board/LaCie/net2big_v2/net2big_v2.h (limited to 'board/LaCie') diff --git a/board/LaCie/net2big_v2/Makefile b/board/LaCie/net2big_v2/Makefile new file mode 100644 index 0000000000..4bacef4da4 --- /dev/null +++ b/board/LaCie/net2big_v2/Makefile @@ -0,0 +1,49 @@ +# +# Copyright (C) 2011 Simon Guinot +# +# Based on Kirkwood support: +# (C) Copyright 2009 +# Marvell Semiconductor +# Written-by: Prafulla Wadaskar +# +# 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. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := net2big_v2.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/LaCie/net2big_v2/kwbimage.cfg b/board/LaCie/net2big_v2/kwbimage.cfg new file mode 100644 index 0000000000..8d9f15328d --- /dev/null +++ b/board/LaCie/net2big_v2/kwbimage.cfg @@ -0,0 +1,162 @@ +# +# Copyright (C) 2011 Simon Guinot +# +# Based on Kirkwood support: +# (C) Copyright 2009 +# Marvell Semiconductor +# Written-by: Prafulla Wadaskar +# +# 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. +# +# Refer docs/README.kwimage for more details about how-to configure +# and create kirkwood boot image +# + +# Boot Media configurations +BOOT_FROM spi # Boot from SPI flash + +# SOC registers configuration using bootrom header extension +# Maximum KWBIMAGE_MAX_CONFIG configurations allowed + +# Configure RGMII-0 interface pad voltage to 1.8V +DATA 0xFFD100e0 0x1B1B1B9B + +#Dram initalization for SINGLE x16 CL=5 @ 400MHz +DATA 0xFFD01400 0x43000C30 # DDR Configuration register +# bit13-0: 0xa00 (2560 DDR2 clks refresh rate) +# bit23-14: zero +# bit24: 1= enable exit self refresh mode on DDR access +# bit25: 1 required +# bit29-26: zero +# bit31-30: 01 + +DATA 0xFFD01404 0x38743000 # DDR Controller Control Low +# bit 4: 0=addr/cmd in smame cycle +# bit 5: 0=clk is driven during self refresh, we don't care for APX +# bit 6: 0=use recommended falling edge of clk for addr/cmd +# bit14: 0=input buffer always powered up +# bit18: 1=cpu lock transaction enabled +# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0 +# bit27-24: 8= CL+3, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM +# bit30-28: 3 required +# bit31: 0=no additional STARTBURST delay + +DATA 0xFFD01408 0x22125451 # DDR Timing (Low) (active cycles value +1) +# bit7-4: TRCD +# bit11- 8: TRP +# bit15-12: TWR +# bit19-16: TWTR +# bit20: TRAS msb +# bit23-21: 0x0 +# bit27-24: TRRD +# bit31-28: TRTP + +DATA 0xFFD0140C 0x00000A32 # DDR Timing (High) +# bit6-0: TRFC +# bit8-7: TR2R +# bit10-9: TR2W +# bit12-11: TW2W +# bit31-13: zero required + +DATA 0xFFD01410 0x0000CCCC # DDR Address Control +# bit1-0: 01, Cs0width=x16 +# bit3-2: 11, Cs0size=1Gb +# bit5-4: 00, Cs2width=nonexistent +# bit7-6: 00, Cs1size =nonexistent +# bit9-8: 00, Cs2width=nonexistent +# bit11-10: 00, Cs2size =nonexistent +# bit13-12: 00, Cs3width=nonexistent +# bit15-14: 00, Cs3size =nonexistent +# bit16: 0, Cs0AddrSel +# bit17: 0, Cs1AddrSel +# bit18: 0, Cs2AddrSel +# bit19: 0, Cs3AddrSel +# bit31-20: 0 required + +DATA 0xFFD01414 0x00000000 # DDR Open Pages Control +# bit0: 0, OpenPage enabled +# bit31-1: 0 required + +DATA 0xFFD01418 0x00000000 # DDR Operation +# bit3-0: 0x0, DDR cmd +# bit31-4: 0 required + +DATA 0xFFD0141C 0x00000662 # DDR Mode +# bit2-0: 2, BurstLen=2 required +# bit3: 0, BurstType=0 required +# bit6-4: 4, CL=5 +# bit7: 0, TestMode=0 normal +# bit8: 0, DLL reset=0 normal +# bit11-9: 6, auto-precharge write recovery ???????????? +# bit12: 0, PD must be zero +# bit31-13: 0 required + +DATA 0xFFD01420 0x00000044 # DDR Extended Mode +# bit0: 0, DDR DLL enabled +# bit1: 1, DDR drive strenght reduced +# bit2: 1, DDR ODT control lsd enabled +# bit5-3: 000, required +# bit6: 1, DDR ODT control msb, enabled +# bit9-7: 000, required +# bit10: 0, differential DQS enabled +# bit11: 0, required +# bit12: 0, DDR output buffer enabled +# bit31-13: 0 required + +DATA 0xFFD01424 0x0000F17F # DDR Controller Control High +# bit2-0: 111, required +# bit3 : 1 , MBUS Burst Chop disabled +# bit6-4: 111, required +# bit7 : 1 , D2P Latency enabled +# bit8 : 1 , add writepath sample stage, must be 1 for DDR freq >= 300MHz +# bit9 : 0 , no half clock cycle addition to dataout +# bit10 : 0 , 1/4 clock cycle skew enabled for addr/ctl signals +# bit11 : 0 , 1/4 clock cycle skew disabled for write mesh +# bit15-12: 1111 required +# bit31-16: 0 required + +DATA 0xFFD01428 0x00096630 # DDR2 ODT Read Timing (default values) +DATA 0xFFD0147C 0x00009663 # DDR2 ODT Write Timing (default values) + +DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0 +DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size +# bit0: 1, Window enabled +# bit1: 0, Write Protect disabled +# bit3-2: 00, CS0 hit selected +# bit23-4: ones, required +# bit31-24: 0x07, Size (i.e. 128MB) + +DATA 0xFFD0150C 0x00000000 # CS[1]n Size, window disabled +DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled +DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled + +DATA 0xFFD01494 0x00010000 # DDR ODT Control (Low) +# bit3-0: 1, ODT0Rd, MODT[0] asserted during read from DRAM CS0 +# bit19-16:1, ODT0Wr, MODT[0] asserted during write to DRAM CS0 + +DATA 0xFFD01498 0x00000000 # DDR ODT Control (High) +# bit1-0: 00, ODT0 controlled by ODT Control (low) register above +# bit3-2: 01, ODT1 active NEVER! +# bit31-4: zero, required + +DATA 0xFFD0149C 0x0000E40F # CPU ODT Control +# bit3-0: 1, ODT0Rd, Internal ODT asserted during read from DRAM bank0 +# bit7-4: 1, ODT0Wr, Internal ODT asserted during write to DRAM bank0 +# bit11-10:1, DQ_ODTSel. ODT select turned on + +DATA 0xFFD01480 0x00000001 # DDR Initialization Control +#bit0=1, enable DDR init upon this register write + +# End of Header extension +DATA 0x0 0x0 diff --git a/board/LaCie/net2big_v2/net2big_v2.c b/board/LaCie/net2big_v2/net2big_v2.c new file mode 100644 index 0000000000..16d1405478 --- /dev/null +++ b/board/LaCie/net2big_v2/net2big_v2.c @@ -0,0 +1,188 @@ +/* + * Copyright (C) 2011 Simon Guinot + * + * Based on Kirkwood support: + * (C) Copyright 2009 + * Marvell Semiconductor + * Written-by: Prafulla Wadaskar + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "net2big_v2.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ + /* GPIO configuration */ + kw_config_gpio(NET2BIG_V2_OE_VAL_LOW, NET2BIG_V2_OE_VAL_HIGH, + NET2BIG_V2_OE_LOW, NET2BIG_V2_OE_HIGH); + + /* Multi-Purpose Pins Functionality configuration */ + u32 kwmpp_config[] = { + MPP0_SPI_SCn, + MPP1_SPI_MOSI, + MPP2_SPI_SCK, + MPP3_SPI_MISO, + MPP6_SYSRST_OUTn, + MPP7_GPO, /* Request power-off */ + MPP8_TW_SDA, + MPP9_TW_SCK, + MPP10_UART0_TXD, + MPP11_UART0_RXD, + MPP13_GPIO, /* Rear power switch (on|auto) */ + MPP14_GPIO, /* USB fuse alarm */ + MPP15_GPIO, /* Rear power switch (auto|off) */ + MPP16_GPIO, /* SATA HDD1 power */ + MPP17_GPIO, /* SATA HDD2 power */ + MPP20_SATA1_ACTn, + MPP21_SATA0_ACTn, + MPP24_GPIO, /* USB mode select */ + MPP26_GPIO, /* USB device vbus */ + MPP28_GPIO, /* USB enable host vbus */ + MPP29_GPIO, /* GPIO extension ALE */ + MPP34_GPIO, /* Rear Push button 0=on 1=off */ + MPP35_GPIO, /* Inhibit switch power-off */ + MPP36_GPIO, /* SATA HDD1 presence */ + MPP37_GPIO, /* SATA HDD2 presence */ + MPP40_GPIO, /* eSATA presence */ + MPP44_GPIO, /* GPIO extension (data 0) */ + MPP45_GPIO, /* GPIO extension (data 1) */ + MPP46_GPIO, /* GPIO extension (data 2) */ + MPP47_GPIO, /* GPIO extension (addr 0) */ + MPP48_GPIO, /* GPIO extension (addr 1) */ + MPP49_GPIO, /* GPIO extension (addr 2) */ + 0 + }; + + kirkwood_mpp_conf(kwmpp_config); + + return 0; +} + +int board_init(void) +{ + /* Machine number */ + gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2; + + /* Boot parameters address */ + gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100; + + return 0; +} + +int misc_init_r(void) +{ +#ifdef CONFIG_CMD_I2C + if (!getenv("ethaddr")) { + ushort version; + uchar mac[6]; + int ret; + + /* I2C-0 for on-board EEPROM */ + i2c_set_bus_num(0); + + /* Check layout version for EEPROM data */ + ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, + CONFIG_SYS_I2C_EEPROM_ADDR_LEN, + (uchar *) &version, 2); + if (ret != 0) { + printf("Error: failed to read I2C EEPROM @%02x\n", + CONFIG_SYS_I2C_EEPROM_ADDR); + return ret; + } + version = be16_to_cpu(version); + if (version < 1 || version > 3) { + printf("Error: unknown version %d for EEPROM data\n", + version); + return -1; + } + + /* Read Ethernet MAC address from EEPROM */ + ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 2, + CONFIG_SYS_I2C_EEPROM_ADDR_LEN, mac, 6); + if (ret != 0) { + printf("Error: failed to read I2C EEPROM @%02x\n", + CONFIG_SYS_I2C_EEPROM_ADDR); + return ret; + } + eth_setenv_enetaddr("ethaddr", mac); + } +#endif /* CONFIG_CMD_I2C */ + + return 0; +} + +void mv_phy_88e1116_init(char *name) +{ + u16 reg; + u16 devadr; + + if (miiphy_set_current_dev(name)) + return; + + /* command to read PHY dev address */ + if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) { + printf("Err..(%s) could not read PHY dev address\n", __func__); + return; + } + + /* + * Enable RGMII delay on Tx and Rx for CPU port + * Ref: sec 4.7.2 of chip datasheet + */ + miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2); + miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®); + reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL); + miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg); + miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0); + + /* reset the phy */ + if (miiphy_read(name, devadr, MII_BMCR, ®) != 0) { + printf("Err..(%s) PHY status read failed\n", __func__); + return; + } + if (miiphy_write(name, devadr, MII_BMCR, reg | 0x8000) != 0) { + printf("Err..(%s) PHY reset failed\n", __func__); + return; + } + + debug("88E1116 Initialized on %s\n", name); +} + +/* Configure and initialize PHY */ +void reset_phy(void) +{ + mv_phy_88e1116_init("egiga0"); +} + +/* Return GPIO push button status */ +static int +do_read_push_button(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + return !kw_gpio_get_value(NET2BIG_V2_GPIO_PUSH_BUTTON); +} + +U_BOOT_CMD(button, 1, 1, do_read_push_button, + "Return GPIO push button status 0=off 1=on", ""); diff --git a/board/LaCie/net2big_v2/net2big_v2.h b/board/LaCie/net2big_v2/net2big_v2.h new file mode 100644 index 0000000000..bbe67afab1 --- /dev/null +++ b/board/LaCie/net2big_v2/net2big_v2.h @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2011 Simon Guinot + * + * Based on Kirkwood support: + * (C) Copyright 2009 + * Marvell Semiconductor + * Written-by: Prafulla Wadaskar + * + * 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. + */ + +#ifndef NET2BIG_V2_H +#define NET2BIG_V2_H + +/* GPIO configuration */ +#define NET2BIG_V2_OE_LOW 0x0600E000 +#define NET2BIG_V2_OE_HIGH 0x00000134 +#define NET2BIG_V2_OE_VAL_LOW 0x10030000 +#define NET2BIG_V2_OE_VAL_HIGH 0x00000000 + +/* Buttons */ +#define NET2BIG_V2_GPIO_PUSH_BUTTON 34 + +/* PHY related */ +#define MV88E1116_LED_FCTRL_REG 10 +#define MV88E1116_CPRSP_CR3_REG 21 +#define MV88E1116_MAC_CTRL_REG 21 +#define MV88E1116_PGADR_REG 22 +#define MV88E1116_RGMII_TXTM_CTRL (1 << 4) +#define MV88E1116_RGMII_RXTM_CTRL (1 << 5) + +#endif /* NET2BIG_V2_H */ -- cgit v1.2.1