Hugo Villeneuve <[EMAIL PROTECTED]> writes:
> The Lyrtech SFFSDR (Small form Factor Software Defined Radio) board
> is built around a TI DM6446 and a Xilinx Virtex-4 (SX-35) FPGA. This
> patch adds basic board setup code for the SFFSDR.
>
> Signed-off-by: Hugo Villeneuve <[EMAIL PROTECTED]>
Looks good, pushing both patches today.
Kevin
> ---
> arch/arm/mach-davinci/Kconfig | 8 ++
> arch/arm/mach-davinci/Makefile | 1 +
> arch/arm/mach-davinci/board-sffsdr.c | 196
> ++++++++++++++++++++++++++++++++++
> 3 files changed, 205 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/mach-davinci/board-sffsdr.c
>
> diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
> index 43b6359..f82e6f4 100644
> --- a/arch/arm/mach-davinci/Kconfig
> +++ b/arch/arm/mach-davinci/Kconfig
> @@ -42,6 +42,14 @@ config MACH_DAVINCI_DM355_EVM
> Configure this option to specify the whether the board used
> for development is a DM355 EVM
>
> +config MACH_DAVINCI_SFFSDR
> + bool "Lyrtech SFFSDR"
> + default n
> + depends on ARCH_DAVINCI_DM644x
> + help
> + Say Y here to select the Lyrtech Small Form Factor
> + Software Defined Radio (SFFSDR) board.
> +
> config DAVINCI_RESET_CLOCKS
> bool "Reset unused clocks during boot"
> depends on ARCH_DAVINCI
> diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
> index 8075090..2a339db 100644
> --- a/arch/arm/mach-davinci/Makefile
> +++ b/arch/arm/mach-davinci/Makefile
> @@ -11,3 +11,4 @@ obj-y := time.o irq.o clock.o
> serial.o io.o id.o psc.o \
> obj-$(CONFIG_MACH_DAVINCI_EVM) += board-dm644x-evm.o
> obj-$(CONFIG_MACH_DAVINCI_DM646X_EVM) += board-dm646x-evm.o
> obj-$(CONFIG_MACH_DAVINCI_DM355_EVM) += board-dm355-evm.o
> +obj-$(CONFIG_MACH_DAVINCI_SFFSDR) += board-sffsdr.o
> diff --git a/arch/arm/mach-davinci/board-sffsdr.c
> b/arch/arm/mach-davinci/board-sffsdr.c
> new file mode 100644
> index 0000000..a9f1627
> --- /dev/null
> +++ b/arch/arm/mach-davinci/board-sffsdr.c
> @@ -0,0 +1,196 @@
> +/*
> + * Lyrtech SFFSDR board support.
> + *
> + * Copyright (C) 2008 Philip Balister, OpenSDR <[EMAIL PROTECTED]>
> + * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
> + *
> + * Based on DV-EVM platform, original copyright follows:
> + *
> + * Copyright (C) 2007 MontaVista Software, Inc.
> + *
> + * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */
> +
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/init.h>
> +#include <linux/dma-mapping.h>
> +#include <linux/platform_device.h>
> +#include <linux/gpio.h>
> +
> +#include <linux/i2c.h>
> +#include <linux/i2c/at24.h>
> +#include <linux/etherdevice.h>
> +#include <linux/mtd/mtd.h>
> +#include <linux/mtd/nand.h>
> +#include <linux/mtd/partitions.h>
> +#include <linux/mtd/physmap.h>
> +#include <linux/io.h>
> +
> +#include <asm/setup.h>
> +#include <asm/mach-types.h>
> +
> +#include <asm/mach/arch.h>
> +#include <asm/mach/map.h>
> +#include <asm/mach/flash.h>
> +
> +#include <mach/dm644x.h>
> +#include <mach/common.h>
> +#include <mach/board.h>
> +#include <mach/emac.h>
> +#include <mach/i2c.h>
> +#include <mach/serial.h>
> +#include <mach/psc.h>
> +
> +#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x02000000
> +
> +struct mtd_partition davinci_sffsdr_nandflash_partition[] = {
> + /* U-Boot Environment: Block 0
> + * UBL: Block 1
> + * U-Boot: Blocks 6-7 (256 kb)
> + * Integrity Kernel: Blocks 8-31 (3 Mb)
> + * Integrity Data: Blocks 100-END
> + */
> + {
> + .name = "Linux Kernel",
> + .offset = 32 * SZ_128K,
> + .size = 16 * SZ_128K, /* 2 Mb */
> + .mask_flags = MTD_WRITEABLE, /* Force read-only */
> + },
> + {
> + .name = "Linux ROOT",
> + .offset = MTDPART_OFS_APPEND,
> + .size = 256 * SZ_128K, /* 32 Mb */
> + .mask_flags = 0, /* R/W */
> + },
> +};
> +
> +static struct flash_platform_data davinci_sffsdr_nandflash_data = {
> + .parts = davinci_sffsdr_nandflash_partition,
> + .nr_parts = ARRAY_SIZE(davinci_sffsdr_nandflash_partition),
> +};
> +
> +static struct resource davinci_sffsdr_nandflash_resource = {
> + .start = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE,
> + .end = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1,
> + .flags = IORESOURCE_MEM,
> +};
> +
> +static struct platform_device davinci_sffsdr_nandflash_device = {
> + .name = "davinci_nand", /* Name of driver */
> + .id = 0,
> + .dev = {
> + .platform_data = &davinci_sffsdr_nandflash_data,
> + },
> + .num_resources = 1,
> + .resource = &davinci_sffsdr_nandflash_resource,
> +};
> +
> +/* Get Ethernet address from kernel boot params */
> +static u8 davinci_sffsdr_mac_addr[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
> +
> +static struct at24_platform_data eeprom_info = {
> + .byte_len = (64*1024) / 8,
> + .page_size = 32,
> + .flags = AT24_FLAG_ADDR16,
> +};
> +
> +static struct i2c_board_info __initdata i2c_info[] = {
> + {
> + I2C_BOARD_INFO("24lc64", 0x50),
> + .platform_data = &eeprom_info,
> + },
> + /* Other I2C devices:
> + * MSP430, addr 0x23 (not used)
> + * PCA9543, addr 0x70 (setup done by U-Boot)
> + * ADS7828, addr 0x48 (ADC for voltage monitoring.)
> + */
> +};
> +
> +static struct davinci_i2c_platform_data i2c_pdata = {
> + .bus_freq = 20 /* kHz */,
> + .bus_delay = 100 /* usec */,
> +};
> +
> +static void __init sffsdr_init_i2c(void)
> +{
> + davinci_init_i2c(&i2c_pdata);
> + i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
> +}
> +
> +static struct platform_device *davinci_sffsdr_devices[] __initdata = {
> + &davinci_sffsdr_nandflash_device,
> +};
> +
> +static struct davinci_uart_config davinci_sffsdr_uart_config __initdata = {
> + .enabled_uarts = (1 << 0),
> +};
> +
> +static struct davinci_board_config_kernel davinci_sffsdr_config[] __initdata
> = {
> + { DAVINCI_TAG_UART, &davinci_sffsdr_uart_config },
> +};
> +
> +static void __init davinci_sffsdr_map_io(void)
> +{
> + davinci_map_common_io();
> +}
> +
> +static __init void davinci_sffsdr_init(void)
> +{
> + davinci_psc_init();
> + platform_add_devices(davinci_sffsdr_devices,
> + ARRAY_SIZE(davinci_sffsdr_devices));
> + sffsdr_init_i2c();
> + davinci_board_config = davinci_sffsdr_config;
> + davinci_board_config_size = ARRAY_SIZE(davinci_sffsdr_config);
> + davinci_serial_init();
> + davinci_init_emac(davinci_sffsdr_mac_addr);
> + setup_usb(0, 0); /* We support only peripheral mode. */
> +}
> +
> +static int davinci_cpmac_eth_setup(char *str)
> +{
> + int i;
> +
> + if (str == NULL)
> + return 0;
> +
> + /* Conversion of a MAC address from a string (AA:BB:CC:DD:EE:FF)
> + * to a 6 bytes array. */
> + for (i = 0; i < 6; i++)
> + davinci_sffsdr_mac_addr[i] = simple_strtol(&str[i*3],
> + (char **)NULL, 16);
> +
> + return 1;
> +}
> +/* Get MAC address from kernel boot parameter eth=AA:BB:CC:DD:EE:FF */
> +__setup("eth=", davinci_cpmac_eth_setup);
> +
> +static __init void davinci_sffsdr_irq_init(void)
> +{
> + davinci_init_common_hw();
> + davinci_irq_init();
> +}
> +
> +MACHINE_START(SFFSDR, "Lyrtech SFFSDR")
> + /* Maintainer: Hugo Villeneuve [EMAIL PROTECTED] */
> + .phys_io = IO_PHYS,
> + .io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
> + .boot_params = (DAVINCI_DDR_BASE + 0x100),
> + .map_io = davinci_sffsdr_map_io,
> + .init_irq = davinci_sffsdr_irq_init,
> + .timer = &davinci_timer,
> + .init_machine = davinci_sffsdr_init,
> +MACHINE_END
> --
> 1.5.5
>
>
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