diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/bct-brettl2/Makefile | 51 | ||||
| -rw-r--r-- | board/bct-brettl2/bct-brettl2.c | 123 | ||||
| -rw-r--r-- | board/bct-brettl2/cled.c | 32 | ||||
| -rw-r--r-- | board/bct-brettl2/config.mk | 35 | ||||
| -rw-r--r-- | board/bct-brettl2/gpio_cfi_flash.c | 4 | ||||
| -rw-r--r-- | board/bct-brettl2/smsc9303.c | 176 | ||||
| -rw-r--r-- | board/bct-brettl2/smsc9303.h | 9 |
7 files changed, 430 insertions, 0 deletions
diff --git a/board/bct-brettl2/Makefile b/board/bct-brettl2/Makefile new file mode 100644 index 0000000..cf99d29 --- /dev/null +++ b/board/bct-brettl2/Makefile @@ -0,0 +1,51 @@ +# +# U-boot - Makefile +# +# Copyright (c) 2005-2008 Analog Device Inc. +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y := $(BOARD).o gpio_cfi_flash.o cled.o +COBJS-$(CONFIG_BFIN_MAC) += smsc9303.o + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS-y)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend diff --git a/board/bct-brettl2/bct-brettl2.c b/board/bct-brettl2/bct-brettl2.c new file mode 100644 index 0000000..de5b9ff --- /dev/null +++ b/board/bct-brettl2/bct-brettl2.c @@ -0,0 +1,123 @@ +/* + * U-boot - main board file for BCT brettl2 + * + * Copyright (c) 2010 BCT Electronic GmbH + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <config.h> +#include <command.h> +#include <asm/blackfin.h> +#include <asm/portmux.h> +#include <asm/gpio.h> +#include <asm/net.h> +#include <net.h> +#include <netdev.h> +#include <miiphy.h> + +#include "../cm-bf537e/gpio_cfi_flash.h" +#include "smsc9303.h" + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + printf("Board: bct-brettl2 board\n"); + printf(" Support: http://www.bct-electronic.com/\n"); + return 0; +} + +#ifdef CONFIG_BFIN_MAC +static void board_init_enetaddr(uchar *mac_addr) +{ + puts("Warning: Generating 'random' MAC address\n"); + bfin_gen_rand_mac(mac_addr); + eth_setenv_enetaddr("ethaddr", mac_addr); +} + +int board_eth_init(bd_t *bis) +{ + int retry = 3; + int ret; + + ret = bfin_EMAC_initialize(bis); + + uchar enetaddr[6]; + if (eth_getenv_enetaddr("ethaddr", enetaddr)) { + printf("setting MAC %pM\n", enetaddr); + } + puts(" "); + + puts("initialize SMSC LAN9303i ethernet switch\n"); + + while (retry-- > 0) { + if (init_smsc9303i_mii()) + return ret; + } + + return ret; +} +#endif + +static void init_tlv320aic31(void) +{ + puts("Audio: setup TIMER0 to enable 16.384 MHz clock for tlv320aic31\n"); + peripheral_request(P_TMR0, "tlv320aic31 clock"); + bfin_write_TIMER0_CONFIG(0x020d); + bfin_write_TIMER0_PERIOD(0x0008); + bfin_write_TIMER0_WIDTH(0x0008/2); + bfin_write_TIMER_ENABLE(bfin_read_TIMER_ENABLE() | 1); + SSYNC(); + udelay(10000); + + puts(" resetting tlv320aic31\n"); + + gpio_request(GPIO_PF2, "tlv320aic31"); + gpio_direction_output(GPIO_PF2, 0); + udelay(10000); + gpio_direction_output(GPIO_PF2, 1); + udelay(10000); + gpio_free(GPIO_PF2); +} + +static void init_mute_pin(void) +{ + printf(" unmute class D amplifier\n"); + + gpio_request(GPIO_PF5, "mute"); + gpio_direction_output(GPIO_PF5, 1); + gpio_free(GPIO_PF5); +} + +/* sometimes LEDs (speech, status) are still on after reboot, turn 'em off */ +static void turn_leds_off(void) +{ + printf(" turn LEDs off\n"); + + gpio_request(GPIO_PF6, "led"); + gpio_direction_output(GPIO_PF6, 0); + gpio_free(GPIO_PF6); + + gpio_request(GPIO_PF15, "led"); + gpio_direction_output(GPIO_PF15, 0); + gpio_free(GPIO_PF15); +} + +/* miscellaneous platform dependent initialisations */ +int misc_init_r(void) +{ +#ifdef CONFIG_BFIN_MAC + uchar enetaddr[6]; + if (!eth_getenv_enetaddr("ethaddr", enetaddr)) + board_init_enetaddr(enetaddr); +#endif + + gpio_cfi_flash_init(); + init_tlv320aic31(); + init_mute_pin(); + turn_leds_off(); + + return 0; +} diff --git a/board/bct-brettl2/cled.c b/board/bct-brettl2/cled.c new file mode 100644 index 0000000..9e73c57 --- /dev/null +++ b/board/bct-brettl2/cled.c @@ -0,0 +1,32 @@ +/* + * cled.c - control color led + * + * Copyright (c) 2010 BCT Electronic GmbH + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <command.h> +#include <asm/blackfin.h> +#include <asm/io.h> + +int do_cled(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + ulong addr = 0x20000000 + 0x200000; // AMS2 + uchar data; + + if (argc < 2) + return cmd_usage(cmdtp); + + data = simple_strtoul(argv[1], NULL, 10); + outb(data, addr); + + printf("cled, write %02x\n", data); + + return 0; +} + +U_BOOT_CMD(cled, 2, 0, do_cled, + "set/clear color LED", + ""); diff --git a/board/bct-brettl2/config.mk b/board/bct-brettl2/config.mk new file mode 100644 index 0000000..dfd9456 --- /dev/null +++ b/board/bct-brettl2/config.mk @@ -0,0 +1,35 @@ +# +# Copyright (c) 2005-2008 Analog Device Inc. +# +# (C) Copyright 2001 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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 +# + +# This is not actually used for Blackfin boards so do not change it +#TEXT_BASE = do-not-use-me + +CONFIG_BFIN_CPU = bf536-0.3 + +CFLAGS_lib += -O2 +CFLAGS_lib/lzma += -O2 + +# Set some default LDR flags based on boot mode. +LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE)) diff --git a/board/bct-brettl2/gpio_cfi_flash.c b/board/bct-brettl2/gpio_cfi_flash.c new file mode 100644 index 0000000..b385c7f --- /dev/null +++ b/board/bct-brettl2/gpio_cfi_flash.c @@ -0,0 +1,4 @@ +#define GPIO_PIN_1 GPIO_PG5 +#define GPIO_PIN_2 GPIO_PG6 +#define GPIO_PIN_3 GPIO_PG7 +#include "../cm-bf537e/gpio_cfi_flash.c" diff --git a/board/bct-brettl2/smsc9303.c b/board/bct-brettl2/smsc9303.c new file mode 100644 index 0000000..15eea7a --- /dev/null +++ b/board/bct-brettl2/smsc9303.c @@ -0,0 +1,176 @@ +/* + * smsc9303.c - routines to initialize SMSC 9303 switch + * + * Copyright (c) 2010 BCT Electronic GmbH + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <config.h> +#include <miiphy.h> + +#include <asm/blackfin.h> +#include <asm/gpio.h> + +static int smc9303i_write_mii(unsigned char addr, unsigned char reg, unsigned short data) +{ + const char *devname = miiphy_get_current_dev(); + + if (!devname) + return 0; + + if (miiphy_write(devname, addr, reg, data) != 0) + return 0; + + return 1; +} + +static int smc9303i_write_reg(unsigned short reg, unsigned int data) +{ + const char *devname = miiphy_get_current_dev(); + unsigned char mii_addr = 0x10 | (reg >> 6); + unsigned char mii_reg = (reg & 0x3c) >> 1; + + if (!devname) + return 0; + + if (miiphy_write(devname, mii_addr, mii_reg|0, data & 0xffff) != 0) + return 0; + + if (miiphy_write(devname, mii_addr, mii_reg|1, data >> 16) != 0) + return 0; + + return 1; +} + +static int smc9303i_read_reg(unsigned short reg, unsigned int *data) +{ + const char *devname = miiphy_get_current_dev(); + unsigned char mii_addr = 0x10 | (reg >> 6); + unsigned char mii_reg = (reg & 0x3c) >> 1; + unsigned short tmp1, tmp2; + + if (!devname) + return 0; + + if (miiphy_read(devname, mii_addr, mii_reg|0, &tmp1) != 0) + return 0; + + if (miiphy_read(devname, mii_addr, mii_reg|1, &tmp2) != 0) + return 0; + + *data = (tmp2 << 16) | tmp1; + + return 1; +} + +#if 0 +static int smc9303i_read_mii(unsigned char addr, unsigned char reg, unsigned short *data) +{ + const char *devname = miiphy_get_current_dev(); + + if (!devname) + return 0; + + if (miiphy_read(devname, addr, reg, data) != 0) + return 0; + + return 1; +} +#endif + +typedef struct { + unsigned short reg; + unsigned int value; +} smsc9303i_config_entry1_t; + +static const smsc9303i_config_entry1_t smsc9303i_config_table1[] = +{ + {0x1a0, 0x00000006}, /* Port 1 Manual Flow Control Register */ + {0x1a4, 0x00000006}, /* Port 2 Manual Flow Control Register */ + {0x1a8, 0x00000006}, /* Port 0 Manual Flow Control Register */ +}; + +typedef struct +{ + unsigned char addr; + unsigned char reg; + unsigned short value; +} smsc9303i_config_entry2_t; + +static const smsc9303i_config_entry2_t smsc9303i_config_table2[] = +{ + {0x01, 0x00, 0x0100}, /* Port0 PHY Basic Control Register */ + {0x02, 0x00, 0x1100}, /* Port1 PHY Basic Control Register */ + {0x03, 0x00, 0x1100}, /* Port2 PHY Basic Control Register */ + + {0x01, 0x04, 0x0001}, /* Port0 PHY Auto-Negotiation Advertisement Register */ + {0x02, 0x04, 0x2de1}, /* Port1 PHY Auto-Negotiation Advertisement Register */ + {0x03, 0x04, 0x2de1}, /* Port2 PHY Auto-Negotiation Advertisement Register */ + + {0x01, 0x11, 0x0000}, /* Port0 PHY Mode Control/Status Register */ + {0x02, 0x11, 0x0000}, /* Port1 PHY Mode Control/Status Register */ + {0x03, 0x11, 0x0000}, /* Port2 PHY Mode Control/Status Register */ + + {0x01, 0x12, 0x0021}, /* Port0 PHY Special Modes Register */ + {0x02, 0x12, 0x00e2}, /* Port1 PHY Special Modes Register */ + {0x03, 0x12, 0x00e3}, /* Port2 PHY Special Modes Register */ + {0x01, 0x1b, 0x0000}, /* Port0 PHY Special Control/Status Indication Register */ + {0x02, 0x1b, 0x0000}, /* Port1 PHY Special Control/Status Indication Register */ + {0x03, 0x1b, 0x0000}, /* Port2 PHY Special Control/Status Indication Register */ + {0x01, 0x1e, 0x0000}, /* Port0 PHY Interrupt Source Flags Register */ + {0x02, 0x1e, 0x0000}, /* Port1 PHY Interrupt Source Flags Register */ + {0x03, 0x1e, 0x0000}, /* Port2 PHY Interrupt Source Flags Register */ +}; + +int init_smsc9303i_mii(void) +{ + unsigned int data; + unsigned int i; + + printf(" reset SMSC LAN9303i\n"); + + gpio_request(GPIO_PG10, "smsc9303"); + gpio_direction_output(GPIO_PG10, 0); + udelay(10000); + gpio_direction_output(GPIO_PG10, 1); + udelay(10000); + + gpio_free(GPIO_PG10); + +#if defined(CONFIG_MII_INIT) + mii_init(); +#endif + + printf(" write SMSC LAN9303i configuration\n"); + + if (!smc9303i_read_reg(0x50, &data)) + return 0; + + if ((data >> 16) != 0x9303) { + /* chip id not found */ + printf(" error identifying SMSC LAN9303i\n"); + return 0; + } + + for (i = 0; i < ARRAY_SIZE(smsc9303i_config_table1); i++) { + const smsc9303i_config_entry1_t *entry = &smsc9303i_config_table1[i]; + + if (!smc9303i_write_reg(entry->reg, entry->value)) { + printf(" error writing SMSC LAN9303i configuration\n"); + return 0; + } + } + + for (i = 0; i < ARRAY_SIZE(smsc9303i_config_table2); i++) { + const smsc9303i_config_entry2_t *entry = &smsc9303i_config_table2[i]; + + if (!smc9303i_write_mii(entry->addr, entry->reg, entry->value)) { + printf(" error writing SMSC LAN9303i configuration\n"); + return 0; + } + } + + return 1; +} diff --git a/board/bct-brettl2/smsc9303.h b/board/bct-brettl2/smsc9303.h new file mode 100644 index 0000000..a4ba40e --- /dev/null +++ b/board/bct-brettl2/smsc9303.h @@ -0,0 +1,9 @@ +/* + * smsc9303.h - routines to initialize SMSC 9303 switch + * + * Copyright (c) 2010 BCT Electronic GmbH + * + * Licensed under the GPL-2 or later. + */ + +int init_smsc9303i_mii(void); |