diff options
author | Peter Gsellmann <pgsellmann@portner-elektronik.at> | 2010-10-13 18:18:51 +0400 |
---|---|---|
committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2010-10-26 13:32:47 +0400 |
commit | abf0c1bc94cb16f9eed331ea98ac151d08adf4fe (patch) | |
tree | d61188ba86c1b2a6a9cac01c3f73654960ac1901 /arch/arm | |
parent | b18cae4224bde7e5a332c19bc99247b2098ea232 (diff) | |
download | linux-abf0c1bc94cb16f9eed331ea98ac151d08adf4fe.tar.xz |
AT91: add board support for Pcontrol_G20
Board is a carrier board for Stamp9G20, with additional peripherals
for a building automation system
Signed-off-by: Peter Gsellmann <pgsellmann@portner-elektronik.at>
[nicolas.ferre@atmel.com: remove machine_desc.io_pg_offst and .phys_io]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/configs/pcontrol_g20_defconfig | 175 | ||||
-rw-r--r-- | arch/arm/mach-at91/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm/mach-at91/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-at91/board-pcontrol-g20.c | 322 |
4 files changed, 504 insertions, 0 deletions
diff --git a/arch/arm/configs/pcontrol_g20_defconfig b/arch/arm/configs/pcontrol_g20_defconfig new file mode 100644 index 000000000000..b42ee62c4d77 --- /dev/null +++ b/arch/arm/configs/pcontrol_g20_defconfig @@ -0,0 +1,175 @@ +CONFIG_EXPERIMENTAL=y +CONFIG_CROSS_COMPILE="/opt/arm-2010q1/bin/arm-none-linux-gnueabi-" +# CONFIG_LOCALVERSION_AUTO is not set +# CONFIG_SWAP is not set +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_TREE_PREEMPT_RCU=y +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_NAMESPACES=y +CONFIG_BLK_DEV_INITRD=y +CONFIG_EMBEDDED=y +# CONFIG_SYSCTL_SYSCALL is not set +# CONFIG_KALLSYMS is not set +# CONFIG_VM_EVENT_COUNTERS is not set +# CONFIG_COMPAT_BRK is not set +CONFIG_SLAB=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +# CONFIG_LBDAF is not set +# CONFIG_BLK_DEV_BSG is not set +CONFIG_DEFAULT_DEADLINE=y +CONFIG_ARCH_AT91=y +CONFIG_ARCH_AT91SAM9G20=y +CONFIG_MACH_PCONTROL_G20=y +CONFIG_AT91_PROGRAMMABLE_CLOCKS=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_PREEMPT=y +CONFIG_AEABI=y +# CONFIG_OABI_COMPAT is not set +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_CMDLINE="console=ttyS0,115200 mem=128M mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) root=/dev/mmcblk0p1 rootwait rw" +CONFIG_VFP=y +CONFIG_BINFMT_MISC=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +# CONFIG_INET_XFRM_MODE_TRANSPORT is not set +# CONFIG_INET_XFRM_MODE_TUNNEL is not set +# CONFIG_INET_XFRM_MODE_BEET is not set +# CONFIG_INET_LRO is not set +# CONFIG_IPV6 is not set +CONFIG_VLAN_8021Q=y +# CONFIG_WIRELESS is not set +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_FW_LOADER is not set +CONFIG_MTD=y +CONFIG_MTD_PARTITIONS=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_COMPLEX_MAPPINGS=y +CONFIG_MTD_PHRAM=m +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_ATMEL=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=8192 +CONFIG_ATMEL_TCLIB=y +CONFIG_EEPROM_AT24=m +CONFIG_SCSI=m +# CONFIG_SCSI_PROC_FS is not set +CONFIG_BLK_DEV_SD=m +CONFIG_SCSI_MULTI_LUN=y +# CONFIG_SCSI_LOWLEVEL is not set +CONFIG_NETDEVICES=y +CONFIG_MACVLAN=m +CONFIG_TUN=m +CONFIG_SMSC_PHY=m +CONFIG_BROADCOM_PHY=m +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +CONFIG_MACB=y +CONFIG_SMSC911X=m +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set +# CONFIG_WLAN is not set +CONFIG_PPP=m +CONFIG_PPP_ASYNC=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_MPPE=m +CONFIG_INPUT_POLLDEV=y +CONFIG_INPUT_SPARSEKMAP=y +# CONFIG_INPUT_MOUSEDEV is not set +CONFIG_INPUT_EVDEV=m +CONFIG_INPUT_EVBUG=m +# CONFIG_KEYBOARD_ATKBD is not set +CONFIG_KEYBOARD_GPIO=m +CONFIG_KEYBOARD_MATRIX=m +# CONFIG_INPUT_MOUSE is not set +CONFIG_INPUT_TOUCHSCREEN=y +CONFIG_INPUT_MISC=y +CONFIG_INPUT_UINPUT=m +CONFIG_INPUT_GPIO_ROTARY_ENCODER=m +# CONFIG_SERIO is not set +# CONFIG_DEVKMEM is not set +CONFIG_SERIAL_ATMEL=y +CONFIG_SERIAL_ATMEL_CONSOLE=y +CONFIG_SERIAL_MAX3100=m +# CONFIG_LEGACY_PTYS is not set +# CONFIG_HW_RANDOM is not set +CONFIG_R3964=m +CONFIG_I2C=m +CONFIG_I2C_CHARDEV=m +# CONFIG_I2C_HELPER_AUTO is not set +CONFIG_I2C_GPIO=m +CONFIG_SPI=y +CONFIG_SPI_ATMEL=m +CONFIG_SPI_SPIDEV=m +CONFIG_GPIO_SYSFS=y +CONFIG_W1=m +CONFIG_W1_MASTER_GPIO=m +CONFIG_W1_SLAVE_DS2431=m +# CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_AT91SAM9X_WATCHDOG=y +# CONFIG_MFD_SUPPORT is not set +# CONFIG_HID_SUPPORT is not set +CONFIG_USB=y +# CONFIG_USB_DEVICE_CLASS is not set +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_STORAGE=m +CONFIG_USB_LIBUSUAL=y +CONFIG_USB_SERIAL=m +CONFIG_USB_SERIAL_GENERIC=y +CONFIG_USB_SERIAL_FTDI_SIO=m +CONFIG_USB_SERIAL_PL2303=m +CONFIG_USB_GADGET=y +CONFIG_USB_ZERO=m +CONFIG_USB_ETH=m +CONFIG_USB_FILE_STORAGE=m +CONFIG_USB_G_SERIAL=m +CONFIG_USB_G_HID=m +CONFIG_MMC=y +CONFIG_MMC_UNSAFE_RESUME=y +CONFIG_MMC_ATMELMCI=y +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y +CONFIG_LEDS_GPIO=y +CONFIG_LEDS_TRIGGERS=y +CONFIG_LEDS_TRIGGER_TIMER=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +CONFIG_LEDS_TRIGGER_DEFAULT_ON=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_AT91SAM9=y +CONFIG_AUXDISPLAY=y +CONFIG_UIO=y +CONFIG_UIO_PDRV=y +CONFIG_STAGING=y +# CONFIG_STAGING_EXCLUDE_BUILD is not set +CONFIG_IIO=y +CONFIG_EXT2_FS=y +CONFIG_EXT3_FS=y +# CONFIG_EXT3_FS_XATTR is not set +CONFIG_VFAT_FS=y +CONFIG_TMPFS=y +CONFIG_JFFS2_FS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +CONFIG_NFS_V4=y +CONFIG_PARTITION_ADVANCED=y +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_CODEPAGE_850=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_ISO8859_15=y +CONFIG_NLS_UTF8=y +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_CRYPTO=y +CONFIG_CRYPTO_ANSI_CPRNG=y +# CONFIG_CRYPTO_HW is not set +CONFIG_CRC_CCITT=y diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index abed4d15a7fd..c015b684b4fe 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -375,6 +375,12 @@ config MACH_STAMP9G20 evaluation board. <http://www.taskit.de/en/> +config MACH_PCONTROL_G20 + bool "PControl G20 CPU module" + help + Select this if you are using taskit's Stamp9G20 CPU module on this + carrier board, beeing the decentralized unit of a building automation + system; featuring nvram, eth-switch, iso-rs485, display, io endif if (ARCH_AT91SAM9260 || ARCH_AT91SAM9G20) diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index 412b3a471a4b..72b6b1b1722a 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -65,6 +65,7 @@ obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o +obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o # AT91SAM9260/AT91SAM9G20 board-specific support obj-$(CONFIG_MACH_SNAPPER_9260) += board-snapper9260.o diff --git a/arch/arm/mach-at91/board-pcontrol-g20.c b/arch/arm/mach-at91/board-pcontrol-g20.c new file mode 100644 index 000000000000..bba5a560e02b --- /dev/null +++ b/arch/arm/mach-at91/board-pcontrol-g20.c @@ -0,0 +1,322 @@ +/* + * Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de> + * taskit GmbH + * + * 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 + */ +/* + * copied and adjusted from board-stamp9g20.c + * by Peter Gsellmann <pgsellmann@portner-elektronik.at> + */ + +#include <linux/mm.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/w1-gpio.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +#include <mach/board.h> +#include <mach/at91sam9_smc.h> + +#include "sam9_smc.h" +#include "generic.h" + + +static void __init pcontrol_g20_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91sam9260_initialize(18432000); + + /* DGBU on ttyS0. (Rx, Tx) only TTL -> JTAG connector X7 17,19 ) */ + at91_register_uart(0, 0, 0); + + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) piggyback A2 */ + at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS + | ATMEL_UART_RTS); + + /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) isolated RS485 X5 */ + at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS + | ATMEL_UART_RTS); + + /* USART2 on ttyS3. (Rx, Tx) 9bit-Bus Multidrop-mode X4 */ + at91_register_uart(AT91SAM9260_ID_US4, 3, 0); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + + +static void __init init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + + +/* + * NAND flash 512MiB 1,8V 8-bit, sector size 128 KiB + */ +static struct atmel_nand_data __initdata nand_data = { + .ale = 21, + .cle = 22, + .rdy_pin = AT91_PIN_PC13, + .enable_pin = AT91_PIN_PC14, +}; + +/* + * Bus timings; unit = 7.57ns + */ +static struct sam9_smc_config __initdata nand_smc_config = { + .ncs_read_setup = 0, + .nrd_setup = 2, + .ncs_write_setup = 0, + .nwe_setup = 2, + + .ncs_read_pulse = 4, + .nrd_pulse = 4, + .ncs_write_pulse = 4, + .nwe_pulse = 4, + + .read_cycle = 7, + .write_cycle = 7, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE + | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, + .tdf_cycles = 3, +}; + +static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { { + .ncs_read_setup = 16, + .nrd_setup = 18, + .ncs_write_setup = 16, + .nwe_setup = 18, + + .ncs_read_pulse = 63, + .nrd_pulse = 55, + .ncs_write_pulse = 63, + .nwe_pulse = 55, + + .read_cycle = 127, + .write_cycle = 127, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE + | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT + | AT91_SMC_DBW_8 | AT91_SMC_PS_4 + | AT91_SMC_TDFMODE, + .tdf_cycles = 3, +}, { + .ncs_read_setup = 0, + .nrd_setup = 0, + .ncs_write_setup = 0, + .nwe_setup = 1, + + .ncs_read_pulse = 8, + .nrd_pulse = 8, + .ncs_write_pulse = 5, + .nwe_pulse = 4, + + .read_cycle = 8, + .write_cycle = 7, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE + | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT + | AT91_SMC_DBW_16 | AT91_SMC_PS_8 + | AT91_SMC_TDFMODE, + .tdf_cycles = 1, +} }; + +static void __init add_device_nand(void) +{ + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(3, &nand_smc_config); + at91_add_device_nand(&nand_data); +} + + +static void __init add_device_pcontrol(void) +{ + /* configure chip-select 4 (IO compatible to 8051 X4 ) */ + sam9_smc_configure(4, &pcontrol_smc_config[0]); + /* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A D4 ) */ + sam9_smc_configure(7, &pcontrol_smc_config[1]); +} + + +/* + * MCI (SD/MMC) + * det_pin, wp_pin and vcc_pin are not connected + */ +#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE) +static struct mci_platform_data __initdata mmc_data = { + .slot[0] = { + .bus_width = 4, + }, +}; +#else +static struct at91_mmc_data __initdata mmc_data = { + .wire4 = 1, +}; +#endif + + +/* + * USB Host port + */ +static struct at91_usbh_data __initdata usbh_data = { + .ports = 2, +}; + + +/* + * USB Device port + */ +static struct at91_udc_data __initdata pcontrol_g20_udc_data = { + .vbus_pin = AT91_PIN_PA22, /* Detect +5V bus voltage */ + .pullup_pin = AT91_PIN_PA4, /* K-state, active low */ +}; + + +/* + * MACB Ethernet device + */ +static struct at91_eth_data __initdata macb_data = { + .phy_irq_pin = AT91_PIN_PA28, + .is_rmii = 1, +}; + + +/* + * I2C devices: eeprom and phy/switch + */ +static struct i2c_board_info __initdata pcontrol_g20_i2c_devices[] = { +{ /* D7 address width=2, 8KiB */ + I2C_BOARD_INFO("24c64", 0x50) +}, { /* D8 address width=1, 1 byte has 32 bits! */ + I2C_BOARD_INFO("lan9303", 0x0a) +}, }; + + +/* + * LEDs + */ +static struct gpio_led pcontrol_g20_leds[] = { + { + .name = "LED1", /* red H5 */ + .gpio = AT91_PIN_PB18, + .active_low = 1, + .default_trigger = "none", /* supervisor */ + }, { + .name = "LED2", /* yellow H7 */ + .gpio = AT91_PIN_PB19, + .active_low = 1, + .default_trigger = "mmc0", /* SD-card activity */ + }, { + .name = "LED3", /* green H2 */ + .gpio = AT91_PIN_PB20, + .active_low = 1, + .default_trigger = "heartbeat", /* blinky */ + }, { + .name = "LED4", /* red H3 */ + .gpio = AT91_PIN_PC6, + .active_low = 1, + .default_trigger = "none", /* connection lost */ + }, { + .name = "LED5", /* yellow H6 */ + .gpio = AT91_PIN_PC7, + .active_low = 1, + .default_trigger = "none", /* unsent data */ + }, { + .name = "LED6", /* green H1 */ + .gpio = AT91_PIN_PC9, + .active_low = 1, + .default_trigger = "none", /* snafu */ + } +}; + + +/* + * SPI devices + */ +static struct spi_board_info pcontrol_g20_spi_devices[] = { + { + .modalias = "spidev", /* HMI port X4 */ + .chip_select = 1, + .max_speed_hz = 50 * 1000 * 1000, + .bus_num = 0, + }, { + .modalias = "spidev", /* piggyback A2 */ + .chip_select = 0, + .max_speed_hz = 50 * 1000 * 1000, + .bus_num = 1, + }, +}; + + +/* + * Dallas 1-Wire DS2431 + */ +static struct w1_gpio_platform_data w1_gpio_pdata = { + .pin = AT91_PIN_PA29, + .is_open_drain = 1, +}; + +static struct platform_device w1_device = { + .name = "w1-gpio", + .id = -1, + .dev.platform_data = &w1_gpio_pdata, +}; + +static void add_wire1(void) +{ + at91_set_GPIO_periph(w1_gpio_pdata.pin, 1); + at91_set_multi_drive(w1_gpio_pdata.pin, 1); + platform_device_register(&w1_device); +} + + +static void __init pcontrol_g20_board_init(void) +{ + at91_add_device_serial(); + add_device_nand(); +#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE) + at91_add_device_mci(0, &mmc_data); +#else + at91_add_device_mmc(0, &mmc_data); +#endif + at91_add_device_usbh(&usbh_data); + at91_add_device_eth(&macb_data); + at91_add_device_i2c(pcontrol_g20_i2c_devices, + ARRAY_SIZE(pcontrol_g20_i2c_devices)); + add_wire1(); + add_device_pcontrol(); + at91_add_device_spi(pcontrol_g20_spi_devices, + ARRAY_SIZE(pcontrol_g20_spi_devices)); + at91_add_device_udc(&pcontrol_g20_udc_data); + at91_gpio_leds(pcontrol_g20_leds, + ARRAY_SIZE(pcontrol_g20_leds)); + /* piggyback A2 */ + at91_set_gpio_output(AT91_PIN_PB31, 1); +} + + +MACHINE_START(PCONTROL_G20, "PControl G20") + /* Maintainer: pgsellmann@portner-elektronik.at */ + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91sam926x_timer, + .map_io = pcontrol_g20_map_io, + .init_irq = init_irq, + .init_machine = pcontrol_g20_board_init, +MACHINE_END |