From baee75318173b0bb7d4e4fd9c5b23b4a0f3b9362 Mon Sep 17 00:00:00 2001 From: Gregory Hermant Date: Thu, 15 Jan 2015 12:08:38 +0100 Subject: add support for the haba-knx-lite controller Signed-off-by: Gregory Hermant Signed-off-by: Sascha Hauer --- arch/arm/boards/Makefile | 1 + arch/arm/boards/haba-knx/Makefile | 1 + arch/arm/boards/haba-knx/env/bin/init_board | 49 ++++ arch/arm/boards/haba-knx/env/config | 40 ++++ arch/arm/boards/haba-knx/init.c | 348 ++++++++++++++++++++++++++++ arch/arm/configs/haba_knx_lite_defconfig | 89 +++++++ arch/arm/mach-at91/Kconfig | 5 + 7 files changed, 533 insertions(+) create mode 100644 arch/arm/boards/haba-knx/Makefile create mode 100644 arch/arm/boards/haba-knx/env/bin/init_board create mode 100644 arch/arm/boards/haba-knx/env/config create mode 100644 arch/arm/boards/haba-knx/init.c create mode 100644 arch/arm/configs/haba_knx_lite_defconfig (limited to 'arch/arm') diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile index 9961ca8f11..bf04f38dcd 100644 --- a/arch/arm/boards/Makefile +++ b/arch/arm/boards/Makefile @@ -50,6 +50,7 @@ obj-$(CONFIG_MACH_GUF_CUPID) += guf-cupid/ obj-$(CONFIG_MACH_GUF_SANTARO) += guf-santaro/ obj-$(CONFIG_MACH_GUF_VINCELL) += guf-vincell/ obj-$(CONFIG_MACH_GW_VENTANA) += gateworks-ventana/ +obj-$(CONFIG_MACH_HABA_KNX_LITE) += haba-knx/ obj-$(CONFIG_MACH_HIGHBANK) += highbank/ obj-$(CONFIG_MACH_IMX21ADS) += freescale-mx21-ads/ obj-$(CONFIG_MACH_IMX233_OLINUXINO) += imx233-olinuxino/ diff --git a/arch/arm/boards/haba-knx/Makefile b/arch/arm/boards/haba-knx/Makefile new file mode 100644 index 0000000000..eb072c0161 --- /dev/null +++ b/arch/arm/boards/haba-knx/Makefile @@ -0,0 +1 @@ +obj-y += init.o diff --git a/arch/arm/boards/haba-knx/env/bin/init_board b/arch/arm/boards/haba-knx/env/bin/init_board new file mode 100644 index 0000000000..0a6baf722b --- /dev/null +++ b/arch/arm/boards/haba-knx/env/bin/init_board @@ -0,0 +1,49 @@ +#!/bin/sh + +button_name="dfu_bp" +button_wait=5 + +product_id=0x1234 +vendor_id=0x4321 + +dfu_config="/dev/nand0.barebox.bb(barebox)sr,/dev/nand0.kernel.bb(kernel)r,/dev/nand0.rootfs.bb(rootfs)r" + +if [ $at91_udc0.vbus != 1 ] +then + echo "No USB Device cable plugged, normal boot" + exit +fi + +gpio_get_value ${dfu_button} +if [ $? != 0 ] +then + autoboot_timeout=16 + echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s" + usbserial + exit +fi + +echo "${button_name} pressed detected wait ${button_wait}s" +timeout -s -a ${button_wait} + +if [ $at91_udc0.vbus != 1 ] +then + echo "No USB Device cable plugged, normal boot" + exit +fi + +gpio_get_value ${dfu_button} +if [ $? != 0 ] +then + echo "${button_name} released, normal boot" + autoboot_timeout=16 + echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s" + usbserial + exit +fi + +echo "" +echo "Start DFU Mode" +echo "" + +dfu ${dfu_config} -P ${product_id} -V ${vendor_id} diff --git a/arch/arm/boards/haba-knx/env/config b/arch/arm/boards/haba-knx/env/config new file mode 100644 index 0000000000..d1dca105ad --- /dev/null +++ b/arch/arm/boards/haba-knx/env/config @@ -0,0 +1,40 @@ +#!/bin/sh + +# use 'dhcp' to do dhcp in barebox and in kernel +# use 'none' if you want to skip kernel ip autoconfiguration +ip=none +#ip=dhcp-barebox +[ x$armlinux_architecture = x4310 ] && dhcp_vendor_id=barebox-haba-knx-lite + +# or set your networking parameters here +#eth0.ipaddr=a.b.c.d +#eth0.netmask=a.b.c.d +#eth0.gateway=a.b.c.d +#eth0.serverip=a.b.c.d + +# can be either 'nfs', 'tftp', 'nor' or 'nand' +kernel_loc=nand +# can be either 'net', 'nor', 'nand' or 'initrd' +rootfs_loc=nand +# can be either 'nfs', 'tftp', 'nor', 'nand' or empty +oftree_loc=nand + +# can be either 'jffs2' or 'ubifs' +rootfs_type=ubifs +rootfsimage=root.$rootfs_type + +kernelimage=zImage +#kernelimage=uImage +#kernelimage=Image +#kernelimage=Image.lzo + +nand_device=atmel_nand +nand_parts="128k(at91bootstrap),256k(barebox)ro,128k(bareboxenv),128k(bareboxenv2),128k(oftree),4M(kernel),120M(rootfs),-(data)" +rootfs_mtdblock_nand=6 + +autoboot_timeout=3 + +bootargs="console=ttyS0,115200" + +# set a fancy prompt (if support is compiled in) +PS1="\e[1;32mbarebox@\e[1;31m\h:\w\e[0m\n# " diff --git a/arch/arm/boards/haba-knx/init.c b/arch/arm/boards/haba-knx/init.c new file mode 100644 index 0000000000..f9d8f0f903 --- /dev/null +++ b/arch/arm/boards/haba-knx/init.c @@ -0,0 +1,348 @@ +/* + * Copyright (C) 2011-2012 Jean-Christophe PLAGNIOL-VILLARD + * Copyright (C) 2014 Gregory Hermant + * + * 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. + * + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if defined(CONFIG_NAND_ATMEL) +static struct atmel_nand_data nand_pdata = { + .ale = 21, + .cle = 22, + .det_pin = -EINVAL, + .rdy_pin = AT91_PIN_PC13, + .enable_pin = AT91_PIN_PC14, + .ecc_mode = NAND_ECC_SOFT, + .on_flash_bbt = 1, +}; + +static struct sam9_smc_config haba_knx_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 haba_knx_add_device_nand(void) +{ + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(0, 3, &haba_knx_nand_smc_config); + at91_add_device_nand(&nand_pdata); +} +#else +static void haba_knx_add_device_nand(void) {} +#endif + +#if defined(CONFIG_DRIVER_NET_MACB) +static struct macb_platform_data macb_pdata = { + .phy_interface = PHY_INTERFACE_MODE_RMII, + .phy_addr = -1, +}; + +static void haba_knx_phy_reset(void) +{ + unsigned long rstc; + struct clk *clk = clk_get(NULL, "macb_clk"); + + clk_enable(clk); + + at91_set_gpio_input(AT91_PIN_PA14, 0); + at91_set_gpio_input(AT91_PIN_PA15, 0); + at91_set_gpio_input(AT91_PIN_PA17, 0); + at91_set_gpio_input(AT91_PIN_PA18, 0); + + rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL; + + /* Need to reset PHY -> 500ms reset */ + at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | + (AT91_RSTC_ERSTL & (0x0d << 8)) | + AT91_RSTC_URSTEN); + + at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST); + + /* Wait for end hardware reset */ + while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL)) + ; + + /* Restore NRST value */ + at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | + (rstc) | + AT91_RSTC_URSTEN); +} + +#define MACB_SA1B 0x0098 +#define MACB_SA1T 0x009c + +static int haba_ip_get_macb_ethaddr(u8 *addr) +{ + u32 top, bottom; + void __iomem *base = IOMEM(AT91SAM9260_BASE_EMAC); + + bottom = readl(base + MACB_SA1B); + top = readl(base + MACB_SA1T); + addr[0] = bottom & 0xff; + addr[1] = (bottom >> 8) & 0xff; + addr[2] = (bottom >> 16) & 0xff; + addr[3] = (bottom >> 24) & 0xff; + addr[4] = top & 0xff; + addr[5] = (top >> 8) & 0xff; + + /* valid and not private */ + if (is_valid_ether_addr(addr) && !(addr[0] & 0x02)) + return 0; + + return -EINVAL; +} + +#define EEPROM_OFFSET 250 +#define EEPROM_SIZE 256 + +static int haba_set_ethaddr(void) +{ + char addr[6]; + char eep_data[256]; + int i, fd, ret; + + fd = open("/dev/eeprom0", O_RDONLY); + if (fd < 0) { + ret = fd; + goto err; + } + + ret = read_full(fd, eep_data, EEPROM_SIZE); + if (ret < 0) + goto err_open; + + for (i = 0; i < 6; i++) + addr[i] = eep_data[EEPROM_OFFSET+i]; + + eth_register_ethaddr(0, addr); + + ret = 0; + +err_open: + close(fd); +err: + if (ret) + pr_err("can't read eeprom /dev/eeprom0 (%s)\n", strerror(ret)); + + return ret; +} + +static void haba_knx_add_device_eth(void) +{ + u8 enetaddr[6]; + + if (!haba_ip_get_macb_ethaddr(enetaddr)) + eth_register_ethaddr(0, enetaddr); + else + haba_set_ethaddr(); + + haba_knx_phy_reset(); + at91_add_device_eth(0, &macb_pdata); +} +#else +static void haba_knx_add_device_eth(void) {} +#endif + +/* + * USB Device port + */ +static struct at91_udc_data __initdata ek_udc_data = { + .vbus_pin = AT91_PIN_PB2, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + +static struct i2c_board_info i2c_devices[] = { + { + I2C_BOARD_INFO("24c02", 0x50) + } +}; + +static const struct spi_board_info ek_spi_devices[] = { + { + .name = "m25p16", + .max_speed_hz = 30 * 1000 * 1000, + .bus_num = 0, + .chip_select = 0, + }, + { + .name = "spi_mci", + .max_speed_hz = 25 * 1000 * 1000, + .bus_num = 0, + .chip_select = 1, + } +}; + +static unsigned spi0_standard_cs[] = { AT91_PIN_PA3, AT91_PIN_PA27 }; +static struct at91_spi_platform_data spi_pdata = { + .chipselect = spi0_standard_cs, + .num_chipselect = ARRAY_SIZE(spi0_standard_cs), +}; + +static void haba_knx_add_device_spi(void) +{ + if (machine_is_haba_knx_lite()) { + spi_register_board_info(ek_spi_devices, + ARRAY_SIZE(ek_spi_devices)); + at91_add_device_spi(0, &spi_pdata); + } +} + +static struct at91_usbh_data haba_knx_usbh_data = { + .ports = 2, + .vbus_pin = { -EINVAL, -EINVAL }, +}; + +static void haba_knx_add_device_usb(void) +{ + at91_add_device_usbh_ohci(&haba_knx_usbh_data); +} + +struct gpio_led led = { + .gpio = AT91_PIN_PA28, + .led = { + .name = "user_led", + }, +}; + +static void __init ek_add_led(void) +{ + if (!machine_is_haba_knx_lite()) + return; + at91_set_gpio_output(led.gpio, led.active_low); + led_gpio_register(&led); +} + +static int haba_knx_mem_init(void) +{ + at91_add_device_sdram(0); + return 0; +} +mem_initcall(haba_knx_mem_init); + +static void __init ek_add_device_button(void) +{ + at91_set_GPIO_periph(AT91_PIN_PC3, 1); /* user btn, pull up enabled */ + at91_set_deglitch(AT91_PIN_PC3, 1); + export_env_ull("dfu_button", AT91_PIN_PC3); +} + +static const struct devfs_partition haba_knx_nand0_partitions[] = { + { + .offset = 0x00000, + .size = SZ_128K, + .flags = DEVFS_PARTITION_FIXED, + .name = "at91bootstrap_raw", + .bbname = "at91bootstrap", + }, { + .offset = DEVFS_PARTITION_APPEND, + .size = SZ_256K, + .flags = DEVFS_PARTITION_FIXED, + .name = "self_raw", + .bbname = "self0", + }, { + .offset = DEVFS_PARTITION_APPEND, + .size = SZ_128K, + .flags = DEVFS_PARTITION_FIXED, + .name = "env_raw", + .bbname = "env0", + }, { + .offset = DEVFS_PARTITION_APPEND, + .size = SZ_128K, + .flags = DEVFS_PARTITION_FIXED, + .name = "env_raw1", + .bbname = "env1", + }, { + /* sentinel */ + } +}; + +static int haba_knx_devices_init(void) +{ + at91_add_device_i2c(0, i2c_devices, ARRAY_SIZE(i2c_devices)); + haba_knx_add_device_nand(); + haba_knx_add_device_eth(); + haba_knx_add_device_spi(); + haba_knx_add_device_usb(); + at91_add_device_udc(&ek_udc_data); + ek_add_led(); + ek_add_device_button(); + + armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100)); + armlinux_set_architecture(MACH_TYPE_HABA_KNX_LITE); + + devfs_create_partitions("nand0", haba_knx_nand0_partitions); + + return 0; +} +device_initcall(haba_knx_devices_init); + +static int haba_knx_console_init(void) +{ + barebox_set_model("CALAO HABA-KNX-LITE"); + barebox_set_hostname("haba-knx-lite"); + + at91_register_uart(0, 0); + at91_set_A_periph(AT91_PIN_PB14, 1); /* Enable pull-up on DRXD */ + + at91_set_gpio_input(AT91_PIN_PB0, 1); /* Enable pull-up on usd CD */ + return 0; +} +console_initcall(haba_knx_console_init); + +static int haba_knx_main_clock(void) +{ + at91_set_main_clock(12000000); + return 0; +} +pure_initcall(haba_knx_main_clock); diff --git a/arch/arm/configs/haba_knx_lite_defconfig b/arch/arm/configs/haba_knx_lite_defconfig new file mode 100644 index 0000000000..62d66bc5f2 --- /dev/null +++ b/arch/arm/configs/haba_knx_lite_defconfig @@ -0,0 +1,89 @@ +CONFIG_ARCH_AT91SAM9G20=y +CONFIG_MACH_HABA_KNX_LITE=y +CONFIG_BAREBOX_MAX_IMAGE_SIZE=0x40000 +CONFIG_AEABI=y +CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y +CONFIG_PBL_IMAGE=y +CONFIG_MMU=y +CONFIG_TEXT_BASE=0x27f00000 +CONFIG_EXPERIMENTAL=y +CONFIG_MALLOC_TLSF=y +CONFIG_PROMPT="HABA-KNX-LITE:" +CONFIG_GLOB=y +CONFIG_PROMPT_HUSH_PS2="y" +CONFIG_HUSH_FANCY_PROMPT=y +CONFIG_CMDLINE_EDITING=y +CONFIG_AUTO_COMPLETE=y +CONFIG_MENU=y +CONFIG_CONSOLE_ACTIVATE_ALL=y +CONFIG_DEFAULT_ENVIRONMENT_GENERIC=y +CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/haba-knx/env" +# CONFIG_CMD_ARM_CPUINFO is not set +CONFIG_LONGHELP=y +CONFIG_CMD_MEMINFO=y +CONFIG_CMD_BOOTM_SHOW_TYPE=y +CONFIG_CMD_BOOTM_VERBOSE=y +CONFIG_CMD_BOOTM_INITRD=y +CONFIG_CMD_BOOTM_OFTREE=y +CONFIG_CMD_BOOTM_OFTREE_UIMAGE=y +# CONFIG_CMD_BOOTU is not set +CONFIG_CMD_GO=y +CONFIG_CMD_LOADB=y +CONFIG_CMD_RESET=y +CONFIG_CMD_UIMAGE=y +CONFIG_CMD_PARTITION=y +CONFIG_CMD_EXPORT=y +CONFIG_CMD_PRINTENV=y +CONFIG_CMD_SAVEENV=y +CONFIG_CMD_MD5SUM=y +CONFIG_CMD_SHA1SUM=y +CONFIG_CMD_SLEEP=y +CONFIG_CMD_TFTP=y +CONFIG_CMD_ECHO_E=y +CONFIG_CMD_EDIT=y +CONFIG_CMD_MENU=y +CONFIG_CMD_MENU_MANAGEMENT=y +CONFIG_CMD_READLINE=y +CONFIG_CMD_TIMEOUT=y +CONFIG_CMD_FLASH=y +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_LED=y +CONFIG_CMD_SPI=y +CONFIG_CMD_LED_TRIGGER=y +CONFIG_CMD_BAREBOX_UPDATE=y +CONFIG_CMD_OFTREE=y +CONFIG_NET=y +CONFIG_NET_NFS=y +CONFIG_NET_NETCONSOLE=y +CONFIG_DRIVER_NET_MACB=y +CONFIG_DRIVER_SPI_ATMEL=y +CONFIG_I2C=y +CONFIG_I2C_GPIO=y +CONFIG_MTD=y +# CONFIG_MTD_OOB_DEVICE is not set +CONFIG_MTD_M25P80=y +CONFIG_NAND=y +# CONFIG_NAND_ECC_HW is not set +# CONFIG_NAND_ECC_HW_SYNDROME is not set +# CONFIG_NAND_ECC_HW_NONE is not set +CONFIG_NAND_ATMEL=y +CONFIG_MTD_UBI=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_SERIAL=y +CONFIG_MCI=y +# CONFIG_MCI_INFO is not set +# CONFIG_MCI_WRITE is not set +CONFIG_MCI_SPI=y +CONFIG_MMC_SPI_CRC_ON=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +CONFIG_LED_TRIGGERS=y +CONFIG_EEPROM_AT24=y +CONFIG_FS_TFTP=y +CONFIG_FS_FAT=y +CONFIG_FS_FAT_WRITE=y +CONFIG_FS_FAT_LFN=y +CONFIG_FS_UBIFS=y +CONFIG_ZLIB=y +CONFIG_LZO_DECOMPRESS=y diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 9ee4f303b8..b85e6fa356 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -352,6 +352,11 @@ config MACH_QIL_A9G20 Select this if you are using a Calao Systems QIL-A9G20 Board. +config MACH_HABA_KNX_LITE + bool "CALAO HABA-KNX-LITE" + help + Select this if you are using a Calao Systems HABA-KNX-LITE. + endchoice endif -- cgit v1.2.3