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[AVR32] Board code for ATNGW100
Add board code and defconfig for the ATNGW100 Network Gateway kit. For more information about this board, see http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4102 Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
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2c1a2a3441
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6 changed files with 1309 additions and 0 deletions
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@ -111,6 +111,9 @@ choice
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config BOARD_ATSTK1000
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bool "ATSTK1000 evaluation board"
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select BOARD_ATSTK1002 if CPU_AT32AP7000
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config BOARD_ATNGW100
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bool "ATNGW100 Network Gateway"
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endchoice
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choice
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@ -27,6 +27,7 @@ head-$(CONFIG_LOADER_U_BOOT) += arch/avr32/boot/u-boot/head.o
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head-y += arch/avr32/kernel/head.o
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core-$(CONFIG_PLATFORM_AT32AP) += arch/avr32/mach-at32ap/
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core-$(CONFIG_BOARD_ATSTK1000) += arch/avr32/boards/atstk1000/
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core-$(CONFIG_BOARD_ATNGW100) += arch/avr32/boards/atngw100/
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core-$(CONFIG_LOADER_U_BOOT) += arch/avr32/boot/u-boot/
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core-y += arch/avr32/kernel/
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core-y += arch/avr32/mm/
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1
arch/avr32/boards/atngw100/Makefile
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1
arch/avr32/boards/atngw100/Makefile
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@ -0,0 +1 @@
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obj-y += setup.o flash.o
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95
arch/avr32/boards/atngw100/flash.c
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95
arch/avr32/boards/atngw100/flash.c
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/*
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* ATNGW100 board-specific flash initialization
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*
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* Copyright (C) 2005-2006 Atmel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/physmap.h>
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#include <asm/arch/smc.h>
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static struct smc_config flash_config __initdata = {
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.ncs_read_setup = 0,
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.nrd_setup = 40,
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.ncs_write_setup = 0,
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.nwe_setup = 10,
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.ncs_read_pulse = 80,
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.nrd_pulse = 40,
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.ncs_write_pulse = 65,
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.nwe_pulse = 55,
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.read_cycle = 120,
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.write_cycle = 120,
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.bus_width = 2,
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.nrd_controlled = 1,
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.nwe_controlled = 1,
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.byte_write = 1,
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};
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static struct mtd_partition flash_parts[] = {
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{
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.name = "u-boot",
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.offset = 0x00000000,
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.size = 0x00020000, /* 128 KiB */
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.mask_flags = MTD_WRITEABLE,
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},
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{
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.name = "root",
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.offset = 0x00020000,
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.size = 0x007d0000,
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},
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{
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.name = "env",
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.offset = 0x007f0000,
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.size = 0x00010000,
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.mask_flags = MTD_WRITEABLE,
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},
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};
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static struct physmap_flash_data flash_data = {
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.width = 2,
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.nr_parts = ARRAY_SIZE(flash_parts),
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.parts = flash_parts,
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};
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static struct resource flash_resource = {
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.start = 0x00000000,
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.end = 0x007fffff,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device flash_device = {
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.name = "physmap-flash",
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.id = 0,
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.resource = &flash_resource,
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.num_resources = 1,
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.dev = {
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.platform_data = &flash_data,
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},
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};
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/* This needs to be called after the SMC has been initialized */
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static int __init atngw100_flash_init(void)
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{
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int ret;
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ret = smc_set_configuration(0, &flash_config);
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if (ret < 0) {
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printk(KERN_ERR "atngw100: failed to set NOR flash timing\n");
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return ret;
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}
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platform_device_register(&flash_device);
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return 0;
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}
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device_initcall(atngw100_flash_init);
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124
arch/avr32/boards/atngw100/setup.c
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124
arch/avr32/boards/atngw100/setup.c
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@ -0,0 +1,124 @@
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/*
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* Board-specific setup code for the ATNGW100 Network Gateway
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*
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* Copyright (C) 2005-2006 Atmel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/clk.h>
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#include <linux/etherdevice.h>
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#include <linux/init.h>
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#include <linux/linkage.h>
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#include <linux/platform_device.h>
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#include <linux/types.h>
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#include <linux/spi/spi.h>
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#include <asm/io.h>
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#include <asm/setup.h>
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#include <asm/arch/at32ap7000.h>
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#include <asm/arch/board.h>
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#include <asm/arch/init.h>
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/* Initialized by bootloader-specific startup code. */
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struct tag *bootloader_tags __initdata;
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struct eth_addr {
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u8 addr[6];
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};
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static struct eth_addr __initdata hw_addr[2];
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static struct eth_platform_data __initdata eth_data[2];
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static struct spi_board_info spi0_board_info[] __initdata = {
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{
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.modalias = "mtd_dataflash",
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.max_speed_hz = 10000000,
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.chip_select = 0,
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},
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};
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/*
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* The next two functions should go away as the boot loader is
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* supposed to initialize the macb address registers with a valid
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* ethernet address. But we need to keep it around for a while until
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* we can be reasonably sure the boot loader does this.
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*
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* The phy_id is ignored as the driver will probe for it.
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*/
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static int __init parse_tag_ethernet(struct tag *tag)
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{
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int i;
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i = tag->u.ethernet.mac_index;
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if (i < ARRAY_SIZE(hw_addr))
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memcpy(hw_addr[i].addr, tag->u.ethernet.hw_address,
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sizeof(hw_addr[i].addr));
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return 0;
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}
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__tagtable(ATAG_ETHERNET, parse_tag_ethernet);
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static void __init set_hw_addr(struct platform_device *pdev)
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{
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struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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const u8 *addr;
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void __iomem *regs;
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struct clk *pclk;
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if (!res)
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return;
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if (pdev->id >= ARRAY_SIZE(hw_addr))
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return;
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addr = hw_addr[pdev->id].addr;
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if (!is_valid_ether_addr(addr))
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return;
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/*
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* Since this is board-specific code, we'll cheat and use the
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* physical address directly as we happen to know that it's
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* the same as the virtual address.
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*/
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regs = (void __iomem __force *)res->start;
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pclk = clk_get(&pdev->dev, "pclk");
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if (!pclk)
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return;
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clk_enable(pclk);
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__raw_writel((addr[3] << 24) | (addr[2] << 16)
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| (addr[1] << 8) | addr[0], regs + 0x98);
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__raw_writel((addr[5] << 8) | addr[4], regs + 0x9c);
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clk_disable(pclk);
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clk_put(pclk);
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}
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struct platform_device *at32_usart_map[1];
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unsigned int at32_nr_usarts = 1;
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void __init setup_board(void)
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{
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at32_map_usart(1, 0); /* USART 1: /dev/ttyS0, DB9 */
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at32_setup_serial_console(0);
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}
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static int __init atngw100_init(void)
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{
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/*
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* ATNGW100 uses 16-bit SDRAM interface, so we don't need to
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* reserve any pins for it.
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*/
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at32_add_system_devices();
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at32_add_device_usart(0);
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set_hw_addr(at32_add_device_eth(0, ð_data[0]));
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set_hw_addr(at32_add_device_eth(1, ð_data[1]));
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at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
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return 0;
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}
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postcore_initcall(atngw100_init);
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1085
arch/avr32/configs/atngw100_defconfig
Normal file
1085
arch/avr32/configs/atngw100_defconfig
Normal file
File diff suppressed because it is too large
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