ARM: 6209/2: at91: Add support for Bluewater Systems Snapper 9260/9G20 modules (064baaca) · Commits · e / devices / android_kernel_xiaomi_nabu

arch/arm/mach-at91/Kconfig

+11 −0

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		@@ -366,6 +366,17 @@ config MACH_STAMP9G20

		endif

		if (ARCH_AT91SAM9260 \|\| ARCH_AT91SAM9G20)
		comment "AT91SAM9260/AT91SAM9G20 boards"

		config MACH_SNAPPER_9260
		bool "Bluewater Systems Snapper 9260/9G20 module"
		help
		Select this if you are using the Bluewater Systems Snapper 9260 or
		Snapper 9G20 modules.
		<http://www.bluewatersys.com/>
		endif

		# ----------------------------------------------------------

		if ARCH_AT91SAM9G45

arch/arm/mach-at91/Makefile

+3 −0

Original line number	Diff line number	Diff line
		@@ -66,6 +66,9 @@ obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o
		obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o
		obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o

		# AT91SAM9260/AT91SAM9G20 board-specific support
		obj-$(CONFIG_MACH_SNAPPER_9260) += board-snapper9260.o

		# AT91SAM9G45 board-specific support
		obj-$(CONFIG_MACH_AT91SAM9G45EKES) += board-sam9m10g45ek.o

arch/arm/mach-at91/board-snapper9260.c

0 → 100644

+189 −0

Original line number	Diff line number	Diff line
		/*
		* linux/arch/arm/mach-at91/board-snapper9260.c
		*
		* Copyright (C) 2010 Bluewater System Ltd
		*
		* Author: Andre Renaud <andre@bluewatersys.com>
		* Author: Ryan Mallon <ryan@bluewatersys.com>
		*
		* 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 <linux/init.h>
		#include <linux/gpio.h>
		#include <linux/platform_device.h>
		#include <linux/spi/spi.h>
		#include <linux/i2c/pca953x.h>

		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>

		#include <mach/hardware.h>
		#include <mach/board.h>
		#include <mach/at91sam9_smc.h>

		#include "sam9_smc.h"
		#include "generic.h"

		#define SNAPPER9260_IO_EXP_GPIO(x) (NR_BUILTIN_GPIO + (x))

		static void __init snapper9260_map_io(void)
		{
		at91sam9260_initialize(18432000);

		/* Debug on ttyS0 */
		at91_register_uart(0, 0, 0);
		at91_set_serial_console(0);

		at91_register_uart(AT91SAM9260_ID_US0, 1,
		ATMEL_UART_CTS \| ATMEL_UART_RTS);
		at91_register_uart(AT91SAM9260_ID_US1, 2,
		ATMEL_UART_CTS \| ATMEL_UART_RTS);
		at91_register_uart(AT91SAM9260_ID_US2, 3, 0);
		}

		static void __init snapper9260_init_irq(void)
		{
		at91sam9260_init_interrupts(NULL);
		}

		static struct at91_usbh_data __initdata snapper9260_usbh_data = {
		.ports = 2,
		};

		static struct at91_udc_data __initdata snapper9260_udc_data = {
		.vbus_pin = SNAPPER9260_IO_EXP_GPIO(5),
		.vbus_active_low = 1,
		.vbus_polled = 1,
		};

		static struct at91_eth_data snapper9260_macb_data = {
		.is_rmii = 1,
		};

		static struct mtd_partition __initdata snapper9260_nand_partitions[] = {
		{
		.name = "Preboot",
		.offset = 0,
		.size = SZ_128K,
		},
		{
		.name = "Bootloader",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_256K,
		},
		{
		.name = "Environment",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_128K,
		},
		{
		.name = "Kernel",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_4M,
		},
		{
		.name = "Filesystem",
		.offset = MTDPART_OFS_APPEND,
		.size = MTDPART_SIZ_FULL,
		},
		};

		static struct mtd_partition * __init
		snapper9260_nand_partition_info(int size, int *num_partitions)
		{
		*num_partitions = ARRAY_SIZE(snapper9260_nand_partitions);
		return snapper9260_nand_partitions;
		}

		static struct atmel_nand_data __initdata snapper9260_nand_data = {
		.ale = 21,
		.cle = 22,
		.rdy_pin = AT91_PIN_PC13,
		.partition_info = snapper9260_nand_partition_info,
		.bus_width_16 = 0,
		};

		static struct sam9_smc_config __initdata snapper9260_nand_smc_config = {
		.ncs_read_setup = 0,
		.nrd_setup = 0,
		.ncs_write_setup = 0,
		.nwe_setup = 0,

		.ncs_read_pulse = 5,
		.nrd_pulse = 2,
		.ncs_write_pulse = 5,
		.nwe_pulse = 2,

		.read_cycle = 7,
		.write_cycle = 7,

		.mode = (AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \|
		AT91_SMC_EXNWMODE_DISABLE),
		.tdf_cycles = 1,
		};

		static struct pca953x_platform_data snapper9260_io_expander_data = {
		.gpio_base = SNAPPER9260_IO_EXP_GPIO(0),
		};

		static struct i2c_board_info __initdata snapper9260_i2c_devices[] = {
		{
		/* IO expander */
		I2C_BOARD_INFO("max7312", 0x28),
		.platform_data = &snapper9260_io_expander_data,
		},
		{
		/* Audio codec */
		I2C_BOARD_INFO("tlv320aic23", 0x1a),
		},
		{
		/* RTC */
		I2C_BOARD_INFO("isl1208", 0x6f),
		},
		};

		static void __init snapper9260_add_device_nand(void)
		{
		at91_set_A_periph(AT91_PIN_PC14, 0);
		sam9_smc_configure(3, &snapper9260_nand_smc_config);
		at91_add_device_nand(&snapper9260_nand_data);
		}

		static void __init snapper9260_board_init(void)
		{
		at91_add_device_i2c(snapper9260_i2c_devices,
		ARRAY_SIZE(snapper9260_i2c_devices));
		at91_add_device_serial();
		at91_add_device_usbh(&snapper9260_usbh_data);
		at91_add_device_udc(&snapper9260_udc_data);
		at91_add_device_eth(&snapper9260_macb_data);
		at91_add_device_ssc(AT91SAM9260_ID_SSC, (ATMEL_SSC_TF \| ATMEL_SSC_TK \|
		ATMEL_SSC_TD \| ATMEL_SSC_RD));
		snapper9260_add_device_nand();
		}

		MACHINE_START(SNAPPER_9260, "Bluewater Systems Snapper 9260/9G20 module")
		.phys_io = AT91_BASE_SYS,
		.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
		.boot_params = AT91_SDRAM_BASE + 0x100,
		.timer = &at91sam926x_timer,
		.map_io = snapper9260_map_io,
		.init_irq = snapper9260_init_irq,
		.init_machine = snapper9260_board_init,
		MACHINE_END