From: Andreas Bießmann andreas.devel@googlemail.com

This patch is derived from an older patch provided by atmel in its buildroot-avr32-v3.0.0.tar.bz2

Signed-off-by: Andreas Bießmann andreas.devel@googlemail.com cc: Hans-Christian Egtvedt egtvedt@samfundet.no --- since v1: * rebase on current u-boot-avr32/master (move of grasshopper in MAINTAINERS)

MAINTAINERS | 1 + board/atmel/atngw100mkii/Makefile | 40 ++++++ board/atmel/atngw100mkii/atngw100mkii.c | 156 +++++++++++++++++++++++ boards.cfg | 1 + include/configs/atngw100mkii.h | 209 +++++++++++++++++++++++++++++++ 5 files changed, 407 insertions(+) create mode 100644 board/atmel/atngw100mkii/Makefile create mode 100644 board/atmel/atngw100mkii/atngw100mkii.c create mode 100644 include/configs/atngw100mkii.h

diff --git a/MAINTAINERS b/MAINTAINERS index 4aabcff..cd18732 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1112,6 +1112,7 @@ Wolfgang Wegner w.wegner@astro-kom.de

Andreas Bießmann andreas.devel@googlemail.com grasshopper AT32AP7000 + atngw100mkii AT32AP7000

Hans-Christian Egtvedt hans-christian.egtvedt@atmel.com

diff --git a/board/atmel/atngw100mkii/Makefile b/board/atmel/atngw100mkii/Makefile new file mode 100644 index 0000000..7fbd20d --- /dev/null +++ b/board/atmel/atngw100mkii/Makefile @@ -0,0 +1,40 @@ +# +# Copyright (C) 2005-2006 Atmel Corporation +# +# 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).o + +COBJS := $(BOARD).o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/atmel/atngw100mkii/atngw100mkii.c b/board/atmel/atngw100mkii/atngw100mkii.c new file mode 100644 index 0000000..f4023b3 --- /dev/null +++ b/board/atmel/atngw100mkii/atngw100mkii.c @@ -0,0 +1,156 @@ +/* + * Copyright (C) 2010 Atmel Corporation + * + * Copyright (C) 2012 Andreas Bießmann andreas.devel@googlemail.com + * + * 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 <spi.h> +#include <netdev.h> + +#include <asm/io.h> +#include <asm/sdram.h> +#include <asm/arch/clk.h> +#include <asm/arch/gpio.h> +#include <asm/arch/hmatrix.h> +#include <asm/arch/mmu.h> +#include <asm/arch/portmux.h> + +DECLARE_GLOBAL_DATA_PTR; + +struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = { + { + /* Atmel AT49BV640D 8 MiB x16 NOR flash on NCS0 */ + .virt_pgno = CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT, + .nr_pages = CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT, + .phys = (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT) + | MMU_VMR_CACHE_NONE, + }, { + /* Micron MT29F2G16AAD 256 MiB x16 NAND flash on NCS3 */ + .virt_pgno = EBI_SRAM_CS3_BASE >> PAGE_SHIFT, + .nr_pages = EBI_SRAM_CS3_SIZE >> PAGE_SHIFT, + .phys = (EBI_SRAM_CS3_BASE >> PAGE_SHIFT) + | MMU_VMR_CACHE_NONE, + }, { + /* 2x16-bit ISSI IS42S16320B 64 MiB SDRAM (128 MiB total) */ + .virt_pgno = CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT, + .nr_pages = EBI_SDRAM_SIZE >> PAGE_SHIFT, + .phys = (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT) + | MMU_VMR_CACHE_WRBACK, + }, +}; + +static const struct sdram_config sdram_config = { + .data_bits = SDRAM_DATA_32BIT, + .row_bits = 13, + .col_bits = 10, + .bank_bits = 2, + .cas = 3, + .twr = 2, + .trc = 7, + .trp = 2, + .trcd = 2, + .tras = 5, + .txsr = 6, + /* 7.81 us */ + .refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000, +}; + +int board_early_init_f(void) +{ + /* Enable SDRAM in the EBI mux */ + hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE) + | HMATRIX_BIT(EBI_NAND_ENABLE)); + + portmux_enable_ebi(32, 23, PORTMUX_EBI_NAND, + PORTMUX_DRIVE_HIGH); + portmux_select_gpio(PORTMUX_PORT_E, 1 << 23, + PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH + | PORTMUX_DRIVE_MIN); + portmux_enable_usart1(PORTMUX_DRIVE_MIN); + +#if defined(CONFIG_MACB) + portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH); + portmux_enable_macb1(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH); +#endif +#if defined(CONFIG_MMC) + portmux_enable_mmci(0, PORTMUX_MMCI_4BIT, PORTMUX_DRIVE_LOW); +#endif +#if defined(CONFIG_ATMEL_SPI) + portmux_enable_spi0(1 << 0, PORTMUX_DRIVE_LOW); +#endif + + return 0; +} + +phys_size_t initdram(int board_type) +{ + unsigned long expected_size; + unsigned long actual_size; + void *sdram_base; + + sdram_base = uncached(EBI_SDRAM_BASE); + + expected_size = sdram_init(sdram_base, &sdram_config); + actual_size = get_ram_size(sdram_base, expected_size); + + if (expected_size != actual_size) + printf("Warning: Only %lu of %lu MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + + return actual_size; +} + +int board_early_init_r(void) +{ + gd->bd->bi_phy_id[0] = 0x01; + gd->bd->bi_phy_id[1] = 0x03; + return 0; +} + +#ifdef CONFIG_CMD_NET +int board_eth_init(bd_t *bi) +{ + macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0, bi->bi_phy_id[0]); + macb_eth_initialize(1, (void *)ATMEL_BASE_MACB1, bi->bi_phy_id[1]); + return 0; +} +#endif + +/* SPI chip select control */ +#ifdef CONFIG_ATMEL_SPI +#define ATNGW100_DATAFLASH_CS_PIN GPIO_PIN_PA(3) + +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs == 0; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 0); +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 1); +} +#endif /* CONFIG_ATMEL_SPI */ diff --git a/boards.cfg b/boards.cfg index 72e7803..e123904 100644 --- a/boards.cfg +++ b/boards.cfg @@ -302,6 +302,7 @@ tec arm armv7:arm720t tec avionic paz00 arm armv7:arm720t paz00 compal tegra20 trimslice arm armv7:arm720t trimslice compulab tegra20 atngw100 avr32 at32ap - atmel at32ap700x +atngw100mkii avr32 at32ap - atmel at32ap700x atstk1002 avr32 at32ap atstk1000 atmel at32ap700x atstk1003 avr32 at32ap atstk1000 atmel at32ap700x atstk1004 avr32 at32ap atstk1000 atmel at32ap700x diff --git a/include/configs/atngw100mkii.h b/include/configs/atngw100mkii.h new file mode 100644 index 0000000..f85374f --- /dev/null +++ b/include/configs/atngw100mkii.h @@ -0,0 +1,209 @@ +/* + * Copyright (C) 2006 Atmel Corporation + * + * Copyright (C) 2012 Andreas Bießmann andreas.devel@googlemail.com + * + * Configuration settings for the AVR32 Network Gateway + * + * 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 + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <asm/arch/hardware.h> + +#define CONFIG_AVR32 +#define CONFIG_AT32AP +#define CONFIG_AT32AP7000 +#define CONFIG_ATNGW100MKII + +/* + * Timer clock frequency. We're using the CPU-internal COUNT register + * for this, so this is equivalent to the CPU core clock frequency + */ +#define CONFIG_SYS_HZ 1000 + +/* + * Set up the PLL to run at 140 MHz, the CPU to run at the PLL + * frequency, the HSB and PBB busses to run at 1/2 the PLL frequency + * and the PBA bus to run at 1/4 the PLL frequency. + */ +#define CONFIG_PLL +#define CONFIG_SYS_POWER_MANAGER +#define CONFIG_SYS_OSC0_HZ 20000000 +#define CONFIG_SYS_PLL0_DIV 1 +#define CONFIG_SYS_PLL0_MUL 7 +#define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16 +/* + * Set the CPU running at: + * PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz + */ +#define CONFIG_SYS_CLKDIV_CPU 0 +/* + * Set the HSB running at: + * PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz + */ +#define CONFIG_SYS_CLKDIV_HSB 1 +/* + * Set the PBA running at: + * PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz + */ +#define CONFIG_SYS_CLKDIV_PBA 2 +/* + * Set the PBB running at: + * PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz + */ +#define CONFIG_SYS_CLKDIV_PBB 1 + +/* Reserve VM regions for NOR flash, NAND flash and SDRAM */ +#define CONFIG_SYS_NR_VM_REGIONS 3 + +/* + * The PLLOPT register controls the PLL like this: + * icp = PLLOPT<2> + * ivco = PLLOPT<1:0> + * + * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz). + */ +#define CONFIG_SYS_PLL0_OPT 0x04 + +#define CONFIG_USART_BASE ATMEL_BASE_USART1 +#define CONFIG_USART_ID 1 + +/* User serviceable stuff */ +#define CONFIG_DOS_PARTITION + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG + +#define CONFIG_STACKSIZE (2048) + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTARGS \ + "root=mtd:main rootfstype=jffs2" +#define CONFIG_BOOTCOMMAND \ + "fsload 0x10400000 /uImage; bootm" + +/* + * Only interrupt autoboot if <space> is pressed. Otherwise, garbage + * data on the serial line may interrupt the boot sequence. + */ +#define CONFIG_BOOTDELAY 1 +#define CONFIG_AUTOBOOT +#define CONFIG_AUTOBOOT_KEYED +#define CONFIG_AUTOBOOT_PROMPT \ + "Press SPACE to abort autoboot in %d seconds\n", bootdelay +#define CONFIG_AUTOBOOT_DELAY_STR "d" +#define CONFIG_AUTOBOOT_STOP_STR " " + +/* + * After booting the board for the first time, new ethernet addresses + * should be generated and assigned to the environment variables + * "ethaddr" and "eth1addr". This is normally done during production. + */ +#define CONFIG_OVERWRITE_ETHADDR_ONCE +#define CONFIG_NET_MULTI + +/* + * BOOTP/DHCP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#define CONFIG_CMD_JFFS2 +#define CONFIG_CMD_MMC +#define CONFIG_CMD_SF +#define CONFIG_CMD_SPI +#define CONFIG_CMD_MII + +#undef CONFIG_CMD_FPGA +#undef CONFIG_CMD_SETGETDCR +#undef CONFIG_CMD_XIMG + +#define CONFIG_ATMEL_USART +#define CONFIG_MACB +#define CONFIG_PORTMUX_PIO +#define CONFIG_SYS_NR_PIOS 5 +#define CONFIG_SYS_HSDRAMC +#define CONFIG_MMC +#define CONFIG_GENERIC_ATMEL_MCI +#define CONFIG_GENERIC_MMC +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 1 +#define CONFIG_ATMEL_SPI + +#define CONFIG_SPI_FLASH +#define CONFIG_SPI_FLASH_ATMEL + +#define CONFIG_SYS_DCACHE_LINESZ 32 +#define CONFIG_SYS_ICACHE_LINESZ 32 + +#define CONFIG_NR_DRAM_BANKS 1 + +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_FLASH_CFI_DRIVER +#define CONFIG_SYS_FLASH_PROTECTION + +#define CONFIG_SYS_FLASH_BASE 0x00000000 +#define CONFIG_SYS_FLASH_SIZE 0x800000 +#define CONFIG_SYS_MAX_FLASH_BANKS 1 +#define CONFIG_SYS_MAX_FLASH_SECT 135 + +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE + +#define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE +#define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE +#define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE + +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_SIZE 65536 +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE) + +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE) + +#define CONFIG_SYS_MALLOC_LEN (256*1024) +#define CONFIG_SYS_DMA_ALLOC_LEN (16384) + +/* Allow 4MB for the kernel run-time image */ +#define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000) +#define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024) + +/* Other configuration settings that shouldn't have to change all that often */ +#define CONFIG_SYS_PROMPT "U-Boot> " +#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_LONGHELP + +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x1f00000) + +#define CONFIG_MTD_DEVICE +#define CONFIG_MTD_PARTITIONS + +#endif /* __CONFIG_H */