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From 16655aecb1a151c1f1707c64a571cd06e6a194af Mon Sep 17 00:00:00 2001
From: Haavard Skinnemoen <hskinnemoen@atmel.com>
Date: Mon, 30 Oct 2006 09:35:44 +0100
Subject: [PATCH] Add support for the AVR32 Network Gateway
---
arch/avr32/Kconfig | 3 +
arch/avr32/Makefile | 1
arch/avr32/boards/atngw/Makefile | 1
arch/avr32/boards/atngw/flash.c | 95 +++++++++++++++++++++++++++++++++++++++
arch/avr32/boards/atngw/setup.c | 81 +++++++++++++++++++++++++++++++++
5 files changed, 181 insertions(+)
Index: linux-2.6.18/arch/avr32/Kconfig
===================================================================
--- linux-2.6.18.orig/arch/avr32/Kconfig 2006-12-13 09:45:34.000000000 +0100
+++ linux-2.6.18/arch/avr32/Kconfig 2006-12-13 09:45:34.000000000 +0100
@@ -97,6 +97,9 @@
config BOARD_ATSTK1000
bool "ATSTK1000 evaluation board"
select BOARD_ATSTK1002 if CPU_AT32AP7000
+
+config BOARD_ATNGW
+ bool "AVR32 Network Gateway"
endchoice
choice
Index: linux-2.6.18/arch/avr32/Makefile
===================================================================
--- linux-2.6.18.orig/arch/avr32/Makefile 2006-12-13 09:45:34.000000000 +0100
+++ linux-2.6.18/arch/avr32/Makefile 2006-12-13 09:45:34.000000000 +0100
@@ -27,6 +27,7 @@
head-y += arch/avr32/kernel/head.o
core-$(CONFIG_PLATFORM_AT32AP) += arch/avr32/mach-at32ap/
core-$(CONFIG_BOARD_ATSTK1000) += arch/avr32/boards/atstk1000/
+core-$(CONFIG_BOARD_ATNGW) += arch/avr32/boards/atngw/
core-$(CONFIG_LOADER_U_BOOT) += arch/avr32/boot/u-boot/
core-y += arch/avr32/kernel/
core-y += arch/avr32/mm/
Index: linux-2.6.18/arch/avr32/boards/atngw/Makefile
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.18/arch/avr32/boards/atngw/Makefile 2006-12-13 09:45:34.000000000 +0100
@@ -0,0 +1 @@
+obj-y += setup.o flash.o
Index: linux-2.6.18/arch/avr32/boards/atngw/flash.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.18/arch/avr32/boards/atngw/flash.c 2006-12-13 09:45:34.000000000 +0100
@@ -0,0 +1,95 @@
+/*
+ * ATNGW board-specific flash initialization
+ *
+ * Copyright (C) 2005-2006 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/arch/smc.h>
+
+static struct smc_config flash_config __initdata = {
+ .ncs_read_setup = 0,
+ .nrd_setup = 40,
+ .ncs_write_setup = 0,
+ .nwe_setup = 10,
+
+ .ncs_read_pulse = 80,
+ .nrd_pulse = 40,
+ .ncs_write_pulse = 65,
+ .nwe_pulse = 55,
+
+ .read_cycle = 120,
+ .write_cycle = 120,
+
+ .bus_width = 2,
+ .nrd_controlled = 1,
+ .nwe_controlled = 1,
+ .byte_write = 1,
+};
+
+static struct mtd_partition flash_parts[] = {
+ {
+ .name = "u-boot",
+ .offset = 0x00000000,
+ .size = 0x00020000, /* 128 KiB */
+ .mask_flags = MTD_WRITEABLE,
+ },
+ {
+ .name = "root",
+ .offset = 0x00020000,
+ .size = 0x007d0000,
+ },
+ {
+ .name = "env",
+ .offset = 0x007f0000,
+ .size = 0x00010000,
+ .mask_flags = MTD_WRITEABLE,
+ },
+};
+
+static struct physmap_flash_data flash_data = {
+ .width = 2,
+ .nr_parts = ARRAY_SIZE(flash_parts),
+ .parts = flash_parts,
+};
+
+static struct resource flash_resource = {
+ .start = 0x00000000,
+ .end = 0x007fffff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .resource = &flash_resource,
+ .num_resources = 1,
+ .dev = {
+ .platform_data = &flash_data,
+ },
+};
+
+/* This needs to be called after the SMC has been initialized */
+static int __init atngw_flash_init(void)
+{
+ int ret;
+
+ ret = smc_set_configuration(0, &flash_config);
+ if (ret < 0) {
+ printk(KERN_ERR "atngw: failed to set NOR flash timing\n");
+ return ret;
+ }
+
+ platform_device_register(&flash_device);
+
+ return 0;
+}
+device_initcall(atngw_flash_init);
Index: linux-2.6.18/arch/avr32/boards/atngw/setup.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6.18/arch/avr32/boards/atngw/setup.c 2006-12-13 09:59:44.000000000 +0100
@@ -0,0 +1,84 @@
+/*
+ * Board-specific setup code for the Atmel Network Gateway
+ *
+ * Copyright (C) 2005-2006 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/bootmem.h>
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/linkage.h>
+#include <linux/spi/spi.h>
+
+#include <asm/setup.h>
+
+#include <asm/arch/at32ap7000.h>
+#include <asm/arch/board.h>
+#include <asm/arch/init.h>
+
+/* Initialized by bootloader-specific startup code. */
+struct tag *bootloader_tags __initdata;
+
+static struct eth_platform_data __initdata eth_data[2];
+
+static struct spi_board_info spi_board_info[] __initdata = {
+ {
+ .modalias = "mtd_dataflash",
+ .controller_data = (void *)GPIO_PIN_PA(3),
+ .max_speed_hz = 66000000,
+ .bus_num = 0,
+ .chip_select = 0,
+ },
+};
+
+static int __init parse_tag_ethernet(struct tag *tag)
+{
+ int i;
+
+ i = tag->u.ethernet.mac_index;
+ if (i < ARRAY_SIZE(eth_data)) {
+ eth_data[i].mii_phy_addr = tag->u.ethernet.mii_phy_addr;
+ memcpy(ð_data[i].hw_addr, tag->u.ethernet.hw_address,
+ sizeof(eth_data[i].hw_addr));
+ eth_data[i].valid = 1;
+ }
+ return 0;
+}
+__tagtable(ATAG_ETHERNET, parse_tag_ethernet);
+
+void __init setup_board(void)
+{
+ at32_map_usart(1, 0); /* /dev/ttyS0 */
+
+ at32_setup_serial_console(0);
+}
+
+static int __init atngw_init(void)
+{
+ at32_add_system_devices();
+
+ at32_add_device_usart(0);
+
+ if (eth_data[0].valid)
+ at32_add_device_eth(0, ð_data[0]);
+ if (eth_data[1].valid)
+ at32_add_device_eth(1, ð_data[1]);
+
+ spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
+
+ at32_add_device_spi(0);
+ at32_add_device_mmci(0);
+ at32_add_device_usb(0);
+
+ return 0;
+}
+postcore_initcall(atngw_init);
+
+void board_setup_fbmem(unsigned long fbmem_start, unsigned long fbmem_size)
+{
+
+}
|
