From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-at91/board-cam60.c | 206 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 206 insertions(+) create mode 100644 arch/arm/mach-at91/board-cam60.c (limited to 'arch/arm/mach-at91/board-cam60.c') diff --git a/arch/arm/mach-at91/board-cam60.c b/arch/arm/mach-at91/board-cam60.c new file mode 100644 index 00000000..148fccb9 --- /dev/null +++ b/arch/arm/mach-at91/board-cam60.c @@ -0,0 +1,206 @@ +/* + * KwikByte CAM60 (KB9260) + * + * based on board-sam9260ek.c + * Copyright (C) 2005 SAN People + * Copyright (C) 2006 Atmel + * + * 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 +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include + +#include "sam9_smc.h" +#include "generic.h" + + +static void __init cam60_init_early(void) +{ + /* Initialize processor: 10 MHz crystal */ + at91sam9260_initialize(10000000); + + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + +static void __init cam60_init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + + +/* + * USB Host + */ +static struct at91_usbh_data __initdata cam60_usbh_data = { + .ports = 1, +}; + + +/* + * SPI devices. + */ +#if defined(CONFIG_MTD_DATAFLASH) +static struct mtd_partition cam60_spi_partitions[] = { + { + .name = "BOOT1", + .offset = 0, + .size = 4 * 1056, + }, + { + .name = "BOOT2", + .offset = MTDPART_OFS_NXTBLK, + .size = 256 * 1056, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_NXTBLK, + .size = 2222 * 1056, + }, + { + .name = "file system", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct flash_platform_data cam60_spi_flash_platform_data = { + .name = "spi_flash", + .parts = cam60_spi_partitions, + .nr_parts = ARRAY_SIZE(cam60_spi_partitions) +}; +#endif + +static struct spi_board_info cam60_spi_devices[] __initdata = { +#if defined(CONFIG_MTD_DATAFLASH) + { /* DataFlash chip */ + .modalias = "mtd_dataflash", + .chip_select = 0, + .max_speed_hz = 15 * 1000 * 1000, + .bus_num = 0, + .platform_data = &cam60_spi_flash_platform_data + }, +#endif +}; + + +/* + * MACB Ethernet device + */ +static struct __initdata at91_eth_data cam60_macb_data = { + .phy_irq_pin = AT91_PIN_PB5, + .is_rmii = 0, +}; + + +/* + * NAND Flash + */ +static struct mtd_partition __initdata cam60_nand_partition[] = { + { + .name = "nand_fs", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) +{ + *num_partitions = ARRAY_SIZE(cam60_nand_partition); + return cam60_nand_partition; +} + +static struct atmel_nand_data __initdata cam60_nand_data = { + .ale = 21, + .cle = 22, + // .det_pin = ... not there + .rdy_pin = AT91_PIN_PA9, + .enable_pin = AT91_PIN_PA7, + .partition_info = nand_partitions, +}; + +static struct sam9_smc_config __initdata cam60_nand_smc_config = { + .ncs_read_setup = 0, + .nrd_setup = 1, + .ncs_write_setup = 0, + .nwe_setup = 1, + + .ncs_read_pulse = 3, + .nrd_pulse = 3, + .ncs_write_pulse = 3, + .nwe_pulse = 3, + + .read_cycle = 5, + .write_cycle = 5, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, + .tdf_cycles = 2, +}; + +static void __init cam60_add_device_nand(void) +{ + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(3, &cam60_nand_smc_config); + + at91_add_device_nand(&cam60_nand_data); +} + + +static void __init cam60_board_init(void) +{ + /* Serial */ + at91_add_device_serial(); + /* SPI */ + at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices)); + /* Ethernet */ + at91_add_device_eth(&cam60_macb_data); + /* USB Host */ + /* enable USB power supply circuit */ + at91_set_gpio_output(AT91_PIN_PB18, 1); + at91_add_device_usbh(&cam60_usbh_data); + /* NAND */ + cam60_add_device_nand(); +} + +MACHINE_START(CAM60, "KwikByte CAM60") + /* Maintainer: KwikByte */ + .timer = &at91sam926x_timer, + .map_io = at91sam9260_map_io, + .init_early = cam60_init_early, + .init_irq = cam60_init_irq, + .init_machine = cam60_board_init, +MACHINE_END -- cgit v1.2.3