Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754422Ab0LGOtw (ORCPT ); Tue, 7 Dec 2010 09:49:52 -0500 Received: from mail-ew0-f45.google.com ([209.85.215.45]:52258 "EHLO mail-ew0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754395Ab0LGOtt (ORCPT ); Tue, 7 Dec 2010 09:49:49 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=Bw8Y8E4XEKP85VM3ymEDD9lmrRtCLWeYHa3KmvRmWZivlg8CvLSzAEm2uRBPE8VJl8 zncIcf9FVhoTuJAV6Zyudh0olpqSfESz/e6ChtniV55KpYZzeas9VhmgxbCnNozT9qHu jAsw6/Ln1n1f3U8yoYCjxmd9BejmWuigkuN1c= From: Igor Plyatov To: ryan@bluewatersys.com Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux@maxim.org.za, nicolas.ferre@atmel.com, linux@arm.linux.org.uk, costa.antonior@gmail.com, plagnioj@jcrosoft.com, Igor Plyatov Subject: [PATCH v2] mach-at91: Support for gms board added Date: Tue, 7 Dec 2010 17:42:07 +0300 Message-Id: <1291732927-9429-1-git-send-email-plyatov@gmail.com> X-Mailer: git-send-email 1.7.0.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 27142 Lines: 951 * The gms is a board from GeoSIG Ltd company. It is based on the Stamp9G20 module from Taskit company. * This is a second version of the patch with adjustments according to comments from Ryan Mallon. * This patch made for Linux 2.6.37-rc5. Signed-off-by: Igor Plyatov --- arch/arm/configs/stamp9g20gms_defconfig | 147 +++++++ arch/arm/mach-at91/Kconfig | 6 + arch/arm/mach-at91/Makefile | 1 + arch/arm/mach-at91/board-stamp9g20gms.c | 698 +++++++++++++++++++++++++++++++ arch/arm/mach-at91/include/mach/gms.h | 33 ++ 5 files changed, 885 insertions(+), 0 deletions(-) create mode 100644 arch/arm/configs/stamp9g20gms_defconfig create mode 100644 arch/arm/mach-at91/board-stamp9g20gms.c create mode 100644 arch/arm/mach-at91/include/mach/gms.h diff --git a/arch/arm/configs/stamp9g20gms_defconfig b/arch/arm/configs/stamp9g20gms_defconfig new file mode 100644 index 0000000..c44057f --- /dev/null +++ b/arch/arm/configs/stamp9g20gms_defconfig @@ -0,0 +1,147 @@ +CONFIG_EXPERIMENTAL=y +CONFIG_SYSVIPC=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_BLK_DEV_INITRD=y +CONFIG_SLAB=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +CONFIG_ARCH_AT91=y +CONFIG_ARCH_AT91SAM9G20=y +CONFIG_MACH_STAMP9G20GMS=y +CONFIG_AT91_PROGRAMMABLE_CLOCKS=y +CONFIG_AT91_SLOW_CLOCK=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_PREEMPT=y +CONFIG_AEABI=y +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_CMDLINE="mem=64M console=ttyS0,115200 initrd=0x21100000,3145728 root=/dev/ram0 rw" +CONFIG_KEXEC=y +CONFIG_CPU_IDLE=y +CONFIG_PM=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_NETFILTER=y +CONFIG_NETFILTER_NETLINK_LOG=m +CONFIG_NF_CONNTRACK=m +CONFIG_NF_CT_PROTO_SCTP=m +CONFIG_NF_CT_PROTO_UDPLITE=m +CONFIG_NF_CONNTRACK_FTP=m +CONFIG_NF_CONNTRACK_IRC=m +CONFIG_NF_CONNTRACK_SIP=m +CONFIG_NF_CT_NETLINK=m +CONFIG_NETFILTER_XT_MARK=m +CONFIG_NETFILTER_XT_CONNMARK=m +CONFIG_NETFILTER_XT_MATCH_STATE=m +CONFIG_NF_CONNTRACK_IPV4=m +CONFIG_IP_NF_IPTABLES=m +CONFIG_IP_NF_MATCH_ADDRTYPE=m +CONFIG_IP_NF_MATCH_AH=m +CONFIG_IP_NF_MATCH_ECN=m +CONFIG_IP_NF_MATCH_TTL=m +CONFIG_IP_NF_FILTER=m +CONFIG_IP_NF_TARGET_REJECT=m +CONFIG_IP_NF_TARGET_LOG=m +CONFIG_IP_NF_TARGET_ULOG=m +CONFIG_NF_NAT=m +CONFIG_IP_NF_TARGET_MASQUERADE=m +CONFIG_IP_NF_TARGET_NETMAP=m +CONFIG_IP_NF_TARGET_REDIRECT=m +CONFIG_NF_NAT_SNMP_BASIC=m +CONFIG_IP_NF_MANGLE=m +CONFIG_IP_NF_TARGET_CLUSTERIP=m +CONFIG_IP_NF_TARGET_ECN=m +CONFIG_IP_NF_TARGET_TTL=m +CONFIG_IP_NF_RAW=m +CONFIG_IP_NF_ARPTABLES=m +CONFIG_IP_NF_ARPFILTER=m +CONFIG_IP_NF_ARP_MANGLE=m +CONFIG_CFG80211=y +CONFIG_LIB80211=y +CONFIG_MAC80211=y +CONFIG_MAC80211_LEDS=y +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_MTD=y +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_DATAFLASH=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_ATMEL=y +CONFIG_MTD_UBI=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=8192 +CONFIG_MISC_DEVICES=y +CONFIG_EEPROM_AT24=y +CONFIG_BLK_DEV_SD=y +CONFIG_SCSI_MULTI_LUN=y +CONFIG_ATA=y +CONFIG_PATA_AT91=y +CONFIG_NETDEVICES=y +CONFIG_NET_ETHERNET=y +CONFIG_MACB=y +CONFIG_RTL8187=m +CONFIG_RT2X00=y +CONFIG_RT2500USB=y +CONFIG_RT73USB=y +CONFIG_RT2800USB=y +CONFIG_PPP=y +CONFIG_PPP_ASYNC=y +CONFIG_PPP_DEFLATE=y +CONFIG_PPP_BSDCOMP=y +CONFIG_PPP_MPPE=y +CONFIG_INPUT_MOUSEDEV_SCREEN_X=320 +CONFIG_INPUT_MOUSEDEV_SCREEN_Y=240 +CONFIG_INPUT_EVDEV=y +CONFIG_KEYBOARD_GPIO=y +CONFIG_SERIAL_ATMEL=y +CONFIG_SERIAL_ATMEL_CONSOLE=y +CONFIG_I2C=y +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_GPIO=y +CONFIG_SPI=y +CONFIG_SPI_ATMEL=y +CONFIG_SPI_SPIDEV=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_PCF857X=y +CONFIG_W1=y +CONFIG_W1_MASTER_GPIO=y +CONFIG_W1_SLAVE_DS2431=y +CONFIG_USB=y +CONFIG_USB_DEVICEFS=y +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_ACM=y +CONFIG_USB_STORAGE=y +CONFIG_USB_GADGET=y +CONFIG_USB_ETH=y +CONFIG_MMC=y +CONFIG_MMC_ATMELMCI=y +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y +CONFIG_LEDS_GPIO=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_EXT2_FS=y +CONFIG_EXT3_FS=y +CONFIG_EXT4_FS=y +CONFIG_VFAT_FS=y +CONFIG_TMPFS=y +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_SUMMARY=y +CONFIG_UBIFS_FS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=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 diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index c015b68..6bc9372 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -375,6 +375,12 @@ config MACH_STAMP9G20 evaluation board. +config MACH_STAMP9G20GMS + bool "GeoSIG Stamp9G20 GMS" + help + Select this if you are using taskit's Stamp9G20 with GeoSIG's GMS. + + config MACH_PCONTROL_G20 bool "PControl G20 CPU module" help diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index 62d686f..6eeeba7 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -64,6 +64,7 @@ obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o +obj-$(CONFIG_MACH_STAMP9G20GMS) += board-stamp9g20gms.o obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o diff --git a/arch/arm/mach-at91/board-stamp9g20gms.c b/arch/arm/mach-at91/board-stamp9g20gms.c new file mode 100644 index 0000000..df5a591 --- /dev/null +++ b/arch/arm/mach-at91/board-stamp9g20gms.c @@ -0,0 +1,698 @@ +/* + * Copyright (C) 2010 Christian Glindkamp + * taskit GmbH + * 2010 Igor Plyatov + * GeoSIG Ltd + * + * 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 "sam9_smc.h" +#include "generic.h" + +static void __init stamp9g20gms_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91sam9260_initialize(18432000); + + /* DGBU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* + * USART0 on ttyS1 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI). + * Used for Internal Analog Modem. + */ + at91_register_uart(AT91SAM9260_ID_US0, 1, + ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR + | ATMEL_UART_DCD | ATMEL_UART_RI); + /* + * USART1 on ttyS2 (Rx, Tx, CTS, RTS). + * Used for GPS or WiFi or Data stream. + */ + at91_register_uart(AT91SAM9260_ID_US1, 2, + ATMEL_UART_CTS | ATMEL_UART_RTS); + /* + * USART2 on ttyS3 (Rx, Tx, CTS, RTS). + * Used for External Modem. + */ + at91_register_uart(AT91SAM9260_ID_US2, 3, + ATMEL_UART_CTS | ATMEL_UART_RTS); + /* + * USART3 on ttyS4 (Rx, Tx, RTS). + * Used for RS-485. + */ + at91_register_uart(AT91SAM9260_ID_US3, 4, ATMEL_UART_RTS); + + /* + * USART4 on ttyS5 (Rx, Tx). + * Used for TRX433 Radio Module. + */ + at91_register_uart(AT91SAM9260_ID_US4, 5, 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 + */ +static struct atmel_nand_data __initdata nand_data = { + .ale = 21, + .cle = 22, + .rdy_pin = AT91_PIN_PC13, + .enable_pin = AT91_PIN_PC14, + .bus_width_16 = 0, +}; + +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 void __init add_device_nand(void) +{ + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(3, &nand_smc_config); + + at91_add_device_nand(&nand_data); +} + +/* + * 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 = { + .slot_b = 0, + .wire4 = 1, +}; +#endif + +/* + * Two USB Host ports + */ +static struct at91_usbh_data __initdata usbh_data = { + .ports = 2, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata stamp9g20gms_udc_data = { + .vbus_pin = AT91_PIN_PA22, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + +/* + * MACB Ethernet device + */ +static struct at91_eth_data __initdata macb_data = { + .phy_irq_pin = AT91_PIN_PA28, + .is_rmii = 1, +}; + +/* + * LEDs and GPOs + */ +#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) +static struct gpio_led stamp9g20gms_gpio_leds[] = { + { + .name = "gpo:spi1reset", + .gpio = AT91_PIN_PC1, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:trig_net_out", + .gpio = AT91_PIN_PB20, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:trig_net_dir", + .gpio = AT91_PIN_PB19, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "gpo:charge_dis", + .gpio = AT91_PIN_PC2, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:event", + .gpio = AT91_PIN_PB17, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:lan", + .gpio = AT91_PIN_PB18, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { + .name = "led:error", + .gpio = AT91_PIN_PB16, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + } +}; + +static struct gpio_led_platform_data stamp9g20gms_gpio_led_info = { + .leds = stamp9g20gms_gpio_leds, + .num_leds = ARRAY_SIZE(stamp9g20gms_gpio_leds), +}; + +static struct platform_device stamp9g20gms_leds = { + .name = "leds-gpio", + .id = 0, + .dev = { + .platform_data = &stamp9g20gms_gpio_led_info, + } +}; + +static void __init stamp9g20gms_leds_init(void) +{ + platform_device_register(&stamp9g20gms_leds); +} +#else +static inline void stamp9g20gms_leds_init(void) {} +#endif + +/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */ +#if (defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)) && \ + (defined(CONFIG_GPIO_PCF857X) || defined(CONFIG_GPIO_PCF857X_MODULE)) +static struct gpio_led stamp9g20gms_pcf_gpio_leds1[] = { + { /* bit 0 */ + .name = "gpo:hdc_power", + .gpio = PCF_GPIO_HDC_POWER, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 1 */ + .name = "gpo:wifi_setup", + .gpio = PCF_GPIO_WIFI_SETUP, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 2 */ + .name = "gpo:wifi_enable", + .gpio = PCF_GPIO_WIFI_ENABLE, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 3 */ + .name = "gpo:wifi_reset", + .gpio = PCF_GPIO_WIFI_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + /* bit 4 used as GPI */ + { /* bit 5 */ + .name = "gpo:gps_setup", + .gpio = PCF_GPIO_GPS_SETUP, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 6 */ + .name = "gpo:gps_standby", + .gpio = PCF_GPIO_GPS_STANDBY, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { /* bit 7 */ + .name = "gpo:gps_power", + .gpio = PCF_GPIO_GPS_POWER, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + } +}; + +static struct gpio_led_platform_data stamp9g20gms_pcf_gpio_led_info1 = { + .leds = stamp9g20gms_pcf_gpio_leds1, + .num_leds = ARRAY_SIZE(stamp9g20gms_pcf_gpio_leds1), +}; + +static struct platform_device stamp9g20gms_pcf_leds1 = { + .name = "leds-gpio", /* GS_IA18-CB_board */ + .id = 1, + .dev = { + .platform_data = &stamp9g20gms_pcf_gpio_led_info1, + } +}; + +/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ +static struct gpio_led stamp9g20gms_pcf_gpio_leds2[] = { + { /* bit 0 */ + .name = "gpo:alarm_1", + .gpio = PCF_GPIO_ALARM1, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 1 */ + .name = "gpo:alarm_2", + .gpio = PCF_GPIO_ALARM2, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 2 */ + .name = "gpo:alarm_3", + .gpio = PCF_GPIO_ALARM3, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + { /* bit 3 */ + .name = "gpo:alarm_4", + .gpio = PCF_GPIO_ALARM4, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + /* bits 4, 5, 6 not used */ + { /* bit 7 */ + .name = "gpo:alarm_v_relay_on", + .gpio = PCF_GPIO_ALARM_V_RELAY_ON, + .active_low = 0, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, +}; + +static struct gpio_led_platform_data stamp9g20gms_pcf_gpio_led_info2 = { + .leds = stamp9g20gms_pcf_gpio_leds2, + .num_leds = ARRAY_SIZE(stamp9g20gms_pcf_gpio_leds2), +}; + +static struct platform_device stamp9g20gms_pcf_leds2 = { + .name = "leds-gpio", + .id = 2, + .dev = { + .platform_data = &stamp9g20gms_pcf_gpio_led_info2, + } +}; + +/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */ +static struct gpio_led stamp9g20gms_pcf_gpio_leds3[] = { + { /* bit 0 */ + .name = "gpo:modem_power", + .gpio = PCF_GPIO_MODEM_POWER, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_OFF, + }, + /* bits 1 and 2 not used */ + { /* bit 3 */ + .name = "gpo:modem_reset", + .gpio = PCF_GPIO_MODEM_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + /* bits 4, 5 and 6 not used */ + { /* bit 7 */ + .name = "gpo:trx_reset", + .gpio = PCF_GPIO_TRX_RESET, + .active_low = 1, + .default_trigger = "none", + .default_state = LEDS_GPIO_DEFSTATE_ON, + } +}; + +static struct gpio_led_platform_data stamp9g20gms_pcf_gpio_led_info3 = { + .leds = stamp9g20gms_pcf_gpio_leds3, + .num_leds = ARRAY_SIZE(stamp9g20gms_pcf_gpio_leds3), +}; + +static struct platform_device stamp9g20gms_pcf_leds3 = { + .name = "leds-gpio", + .id = 3, + .dev = { + .platform_data = &stamp9g20gms_pcf_gpio_led_info3, + } +}; + +static void __init stamp9g20gms_pcf_leds_init(void) +{ + platform_device_register(&stamp9g20gms_pcf_leds1); + platform_device_register(&stamp9g20gms_pcf_leds2); + platform_device_register(&stamp9g20gms_pcf_leds3); +} +#else +static inline void stamp9g20gms_pcf_leds_init(void) {} +#endif /* CONFIG_LEDS_GPIO || CONFIG_GPIO_PCF857X */ + +/* + * SPI busses. + */ +static struct spi_board_info stamp9g20gms_spi_devices[] = { + { /* User accessible spi0, cs0 used for communication with MSP RTC */ + .modalias = "spidev", + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 580000, + .mode = SPI_MODE_1, + }, + { /* User accessible spi1, cs0 used for communication with int. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 0, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs1 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 1, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs2 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 2, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + }, + { /* User accessible spi1, cs3 used for communication with ext. DSP */ + .modalias = "spidev", + .bus_num = 1, + .chip_select = 3, + .max_speed_hz = 5600000, + .mode = SPI_MODE_0, + } +}; + +/* + * Dallas 1-Wire + */ +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, +}; + +void add_w1(void) +{ + at91_set_GPIO_periph(w1_gpio_pdata.pin, 1); + at91_set_multi_drive(w1_gpio_pdata.pin, 1); + platform_device_register(&w1_device); +} + +/* + * GPI Buttons + */ +#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) +static struct gpio_keys_button stamp9g20gms_buttons[] = { + { + .gpio = GPIO_TRIG_NET_IN, + .code = BTN_1, + .desc = "TRIG_NET_IN", + .type = EV_KEY, + .active_low = 0, + .wakeup = 1, + }, + { /* SW80 on the GS_IA18_S-MN board*/ + .gpio = GPIO_CARD_UNMOUNT_0, + .code = BTN_2, + .desc = "Card umount 0", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + }, + { /* SW79 on the GS_IA18_S-MN board*/ + .gpio = GPIO_CARD_UNMOUNT_1, + .code = BTN_3, + .desc = "Card umount 1", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + }, + { /* SW280 on the GS_IA18-CB board*/ + .gpio = GPIO_KEY_POWER, + .code = KEY_POWER, + .desc = "Power Off Button", + .type = EV_KEY, + .active_low = 0, + .wakeup = 1, + } +}; + +static struct gpio_keys_platform_data stamp9g20gms_button_data = { + .buttons = stamp9g20gms_buttons, + .nbuttons = ARRAY_SIZE(stamp9g20gms_buttons), +}; + +static struct platform_device stamp9g20gms_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &stamp9g20gms_button_data, + } +}; + +static void __init stamp9g20gms_add_device_buttons(void) +{ + at91_set_gpio_input(GPIO_TRIG_NET_IN, 1); + at91_set_deglitch(GPIO_TRIG_NET_IN, 1); + at91_set_gpio_input(GPIO_CARD_UNMOUNT_0, 1); + at91_set_deglitch(GPIO_CARD_UNMOUNT_0, 1); + at91_set_gpio_input(GPIO_CARD_UNMOUNT_1, 1); + at91_set_deglitch(GPIO_CARD_UNMOUNT_1, 1); + at91_set_gpio_input(GPIO_KEY_POWER, 0); + at91_set_deglitch(GPIO_KEY_POWER, 1); + + platform_device_register(&stamp9g20gms_button_device); +} +#else +static void __init stamp9g20gms_add_device_buttons(void) {} +#endif + +/* + * I2C + */ +static int pcf8574x_0x20_setup(struct i2c_client *client, int gpio, + unsigned int ngpio, void *context) +{ + int status; + + status = gpio_request(gpio + PCF_GPIO_ETH_DETECT, "eth_det"); + if (status < 0) { + pr_err("error: can't request GPIO%d\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_direction_input(gpio + PCF_GPIO_ETH_DETECT); + if (status < 0) { + pr_err("error: can't setup GPIO%d as input\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_export(gpio + PCF_GPIO_ETH_DETECT, false); + if (status < 0) { + pr_err("error: can't export GPIO%d\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + status = gpio_sysfs_set_active_low(gpio + PCF_GPIO_ETH_DETECT, 1); + if (status < 0) { + pr_err("error: gpio_sysfs_set active_low(GPIO%d, 1)\n", + gpio + PCF_GPIO_ETH_DETECT); + return status; + } + + return 0; +} + +static int pcf8574x_0x20_teardown(struct i2c_client *client, int gpio, + unsigned ngpio, void *context) +{ + gpio_free(gpio + 4); + return 0; +} + +static struct pcf857x_platform_data stamp9g20_pcf20_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE0, + .n_latch = (1 << 4), + .setup = pcf8574x_0x20_setup, + .teardown = pcf8574x_0x20_teardown, +}; + +static struct pcf857x_platform_data stamp9g20_pcf22_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE1, +}; + +static struct pcf857x_platform_data stamp9g20_pcf24_pdata = { + .gpio_base = GS_IA18_S_PCF_GPIO_BASE2, +}; + +static struct i2c_board_info __initdata stamp9g20gms_i2c_devices[] = { + { /* U1 on the GS_IA18-CB_V3 board */ + I2C_BOARD_INFO("pcf8574", 0x20), + .platform_data = &stamp9g20_pcf20_pdata, + }, + { /* U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ + I2C_BOARD_INFO("pcf8574", 0x22), + .platform_data = &stamp9g20_pcf22_pdata, + }, + { /* U1 on the GS_2G-OPT23-A_V0 board (Modem) */ + I2C_BOARD_INFO("pcf8574", 0x24), + .platform_data = &stamp9g20_pcf24_pdata, + }, + { /* U161 on the GS_IA18_S-MN board */ + I2C_BOARD_INFO("24c1024", 0x50), + }, + { /* U162 on the GS_IA18_S-MN board */ + I2C_BOARD_INFO("24c01", 0x53), + }, +}; + +/* + * Compact Flash + */ +#if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE) +static struct at91_cf_data __initdata stamp9g20gms_cf1_data = { + .irq_pin = AT91_PIN_PA27, + .det_pin = AT91_PIN_PB30, + .rst_pin = AT91_PIN_PB31, + .chipselect = 5, + .flags = AT91_CF_TRUE_IDE, +}; +#endif /* CONFIG_PATA_AT91 */ + +/* Power Off by RTC */ +static void stamp9g20gms_power_off(void) +{ + pr_notice("Power supply will be switched off automatically now or "); + pr_notice("after 60 seconds without ArmDAS.\n"); + at91_set_gpio_output(AT91_PIN_PA25, 1); + /* Spin to death... */ + while (1) + ; +} + +static int __init stamp9g20gms_power_off_init(void) +{ + pm_power_off = stamp9g20gms_power_off; + return 0; +} + +/* ---------------------------------------------------------------------------*/ + +static void __init generic_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 /* CONFIG_MMC_ATMELMCI */ + add_w1(); +} + +static void __init stamp9g20gms_board_init(void) +{ + generic_board_init(); + at91_add_device_usbh(&usbh_data); + at91_add_device_udc(&stamp9g20gms_udc_data); + at91_add_device_eth(&macb_data); + stamp9g20gms_leds_init(); + stamp9g20gms_pcf_leds_init(); + stamp9g20gms_add_device_buttons(); + at91_add_device_i2c(stamp9g20gms_i2c_devices, + ARRAY_SIZE(stamp9g20gms_i2c_devices)); +#if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE) + at91_add_device_cf(&stamp9g20gms_cf1_data); +#endif /* CONFIG_PATA_AT91 */ + at91_add_device_spi(stamp9g20gms_spi_devices, + ARRAY_SIZE(stamp9g20gms_spi_devices)); + stamp9g20gms_power_off_init(); +} + +MACHINE_START(STAMP9G20, "Stamp9G20 on the GeoSIG GS_IA18_S board") + /* Maintainer: GeoSIG Ltd */ + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91sam926x_timer, + .map_io = stamp9g20gms_map_io, + .init_irq = init_irq, + .init_machine = stamp9g20gms_board_init, +MACHINE_END diff --git a/arch/arm/mach-at91/include/mach/gms.h b/arch/arm/mach-at91/include/mach/gms.h new file mode 100644 index 0000000..307c194 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/gms.h @@ -0,0 +1,33 @@ +/* Buttons */ +#define GPIO_TRIG_NET_IN AT91_PIN_PB21 +#define GPIO_CARD_UNMOUNT_0 AT91_PIN_PB13 +#define GPIO_CARD_UNMOUNT_1 AT91_PIN_PB12 +#define GPIO_KEY_POWER AT91_PIN_PA25 + +/* PCF8574 0x20 GPIO - U1 on the GS_IA18-CB_V3 board */ +#define GS_IA18_S_PCF_GPIO_BASE0 NR_BUILTIN_GPIO +#define PCF_GPIO_HDC_POWER (GS_IA18_S_PCF_GPIO_BASE0 + 0) +#define PCF_GPIO_WIFI_SETUP (GS_IA18_S_PCF_GPIO_BASE0 + 1) +#define PCF_GPIO_WIFI_ENABLE (GS_IA18_S_PCF_GPIO_BASE0 + 2) +#define PCF_GPIO_WIFI_RESET (GS_IA18_S_PCF_GPIO_BASE0 + 3) +#define PCF_GPIO_ETH_DETECT 4 /* this is a GPI */ +#define PCF_GPIO_GPS_SETUP (GS_IA18_S_PCF_GPIO_BASE0 + 5) +#define PCF_GPIO_GPS_STANDBY (GS_IA18_S_PCF_GPIO_BASE0 + 6) +#define PCF_GPIO_GPS_POWER (GS_IA18_S_PCF_GPIO_BASE0 + 7) + +/* PCF8574 0x22 GPIO - U1 on the GS_2G_OPT1-A_V0 board (Alarm) */ +#define GS_IA18_S_PCF_GPIO_BASE1 (GS_IA18_S_PCF_GPIO_BASE0 + 8) +#define PCF_GPIO_ALARM1 (GS_IA18_S_PCF_GPIO_BASE1 + 0) +#define PCF_GPIO_ALARM2 (GS_IA18_S_PCF_GPIO_BASE1 + 1) +#define PCF_GPIO_ALARM3 (GS_IA18_S_PCF_GPIO_BASE1 + 2) +#define PCF_GPIO_ALARM4 (GS_IA18_S_PCF_GPIO_BASE1 + 3) +/* bits 4, 5, 6 not used */ +#define PCF_GPIO_ALARM_V_RELAY_ON (GS_IA18_S_PCF_GPIO_BASE1 + 7) + +/* PCF8574 0x24 GPIO U1 on the GS_2G-OPT23-A_V0 board (Modem) */ +#define GS_IA18_S_PCF_GPIO_BASE2 (GS_IA18_S_PCF_GPIO_BASE1 + 8) +#define PCF_GPIO_MODEM_POWER (GS_IA18_S_PCF_GPIO_BASE2 + 0) +#define PCF_GPIO_MODEM_RESET (GS_IA18_S_PCF_GPIO_BASE2 + 3) +/* bits 1, 2, 4, 5 not used */ +#define PCF_GPIO_TRX_RESET (GS_IA18_S_PCF_GPIO_BASE2 + 6) +/* bit 7 not used */ -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/