i.MX35: add cpuimx35 support and its baseboard
authorEric Bénard <eric@eukrea.com>
Thu, 10 Jun 2010 14:07:50 +0000 (16:07 +0200)
committerSascha Hauer <s.hauer@pengutronix.de>
Mon, 26 Jul 2010 12:18:19 +0000 (14:18 +0200)
* cpuimx35 integrates i.MX35, RAM, NAND, Ethernet, I2C RTC, USB Host,
USB OTG and I2C touchscreen controller
* mbimxsd provides access to LCD, Audio, LED, Switch button, UART ...

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
arch/arm/mach-mx3/Kconfig
arch/arm/mach-mx3/Makefile
arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c [new file with mode: 0644]
arch/arm/mach-mx3/mach-cpuimx35.c [new file with mode: 0644]
arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx35.h [new file with mode: 0644]

index 344753fdf25ef47ac6856ff5058f9cc8a193120a..b09e9a94adf1d43c2b0d708ab3b4866e2f51dc5e 100644 (file)
@@ -125,4 +125,26 @@ config MACH_KZM_ARM11_01
          Include support for KZM-ARM11-01. This includes specific
          configurations for the board and its peripherals.
 
+config MACH_EUKREA_CPUIMX35
+       bool "Support Eukrea CPUIMX35 Platform"
+       select ARCH_MX35
+       select MXC_ULPI if USB_ULPI
+       help
+         Include support for Eukrea CPUIMX35 platform. This includes
+         specific configurations for the board and its peripherals.
+
+choice
+       prompt "Baseboard"
+       depends on MACH_EUKREA_CPUIMX35
+       default MACH_EUKREA_MBIMXSD_BASEBOARD
+
+config MACH_EUKREA_MBIMXSD_BASEBOARD
+       prompt "Eukrea MBIMXSD development board"
+       bool
+       help
+         This adds board specific devices that can be found on Eukrea's
+         MBIMXSD evaluation board.
+
+endchoice
+
 endif
index 5d650fda5d5d3f0653c0cedc287068d98eb0a476..ef68ff55a7b6bc75369113de0475f6dd859f972d 100644 (file)
@@ -24,3 +24,5 @@ obj-$(CONFIG_MACH_PCM043)     += mach-pcm043.o
 obj-$(CONFIG_MACH_ARMADILLO5X0) += mach-armadillo5x0.o
 obj-$(CONFIG_MACH_MX35_3DS)    += mach-mx35pdk.o
 obj-$(CONFIG_MACH_KZM_ARM11_01)        += mach-kzm_arm11_01.o
+obj-$(CONFIG_MACH_EUKREA_CPUIMX35)     += mach-cpuimx35.o
+obj-$(CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD)    += eukrea_mbimxsd-baseboard.o
diff --git a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
new file mode 100644 (file)
index 0000000..6785978
--- /dev/null
@@ -0,0 +1,263 @@
+/*
+ * Copyright (C) 2010 Eric Benard - eric@eukrea.com
+ *
+ * Based on pcm970-baseboard.c which is :
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <video/platform_lcd.h>
+#include <linux/i2c.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+
+#include <mach/board-eukrea_cpuimx35.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx35.h>
+#include <mach/ipu.h>
+#include <mach/mx3fb.h>
+#include <mach/audmux.h>
+#include <mach/ssi.h>
+
+#include "devices.h"
+
+static const struct fb_videomode fb_modedb[] = {
+       {
+               .name           = "CMO_QVGA",
+               .refresh        = 60,
+               .xres           = 320,
+               .yres           = 240,
+               .pixclock       = KHZ2PICOS(6500),
+               .left_margin    = 68,
+               .right_margin   = 20,
+               .upper_margin   = 15,
+               .lower_margin   = 4,
+               .hsync_len      = 30,
+               .vsync_len      = 3,
+               .sync           = 0,
+               .vmode          = FB_VMODE_NONINTERLACED,
+               .flag           = 0,
+       },
+};
+
+static struct ipu_platform_data mx3_ipu_data = {
+       .irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct mx3fb_platform_data mx3fb_pdata = {
+       .dma_dev        = &mx3_ipu.dev,
+       .name           = "CMO_QVGA",
+       .mode           = fb_modedb,
+       .num_modes      = ARRAY_SIZE(fb_modedb),
+};
+
+static struct pad_desc eukrea_mbimxsd_pads[] = {
+       /* LCD */
+       MX35_PAD_LD0__IPU_DISPB_DAT_0,
+       MX35_PAD_LD1__IPU_DISPB_DAT_1,
+       MX35_PAD_LD2__IPU_DISPB_DAT_2,
+       MX35_PAD_LD3__IPU_DISPB_DAT_3,
+       MX35_PAD_LD4__IPU_DISPB_DAT_4,
+       MX35_PAD_LD5__IPU_DISPB_DAT_5,
+       MX35_PAD_LD6__IPU_DISPB_DAT_6,
+       MX35_PAD_LD7__IPU_DISPB_DAT_7,
+       MX35_PAD_LD8__IPU_DISPB_DAT_8,
+       MX35_PAD_LD9__IPU_DISPB_DAT_9,
+       MX35_PAD_LD10__IPU_DISPB_DAT_10,
+       MX35_PAD_LD11__IPU_DISPB_DAT_11,
+       MX35_PAD_LD12__IPU_DISPB_DAT_12,
+       MX35_PAD_LD13__IPU_DISPB_DAT_13,
+       MX35_PAD_LD14__IPU_DISPB_DAT_14,
+       MX35_PAD_LD15__IPU_DISPB_DAT_15,
+       MX35_PAD_LD16__IPU_DISPB_DAT_16,
+       MX35_PAD_LD17__IPU_DISPB_DAT_17,
+       MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
+       MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
+       MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
+       MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
+       /* Backlight */
+       MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
+       /* LCD_PWR */
+       MX35_PAD_D3_CLS__GPIO1_4,
+       /* LED */
+       MX35_PAD_LD23__GPIO3_29,
+       /* SWITCH */
+       MX35_PAD_LD19__GPIO3_25,
+       /* UART2 */
+       MX35_PAD_CTS2__UART2_CTS,
+       MX35_PAD_RTS2__UART2_RTS,
+       MX35_PAD_TXD2__UART2_TXD_MUX,
+       MX35_PAD_RXD2__UART2_RXD_MUX,
+       /* I2S */
+       MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS,
+       MX35_PAD_STXD4__AUDMUX_AUD4_TXD,
+       MX35_PAD_SRXD4__AUDMUX_AUD4_RXD,
+       MX35_PAD_SCK4__AUDMUX_AUD4_TXC,
+};
+
+#define GPIO_LED1      (2 * 32 + 29)
+#define GPIO_SWITCH1   (2 * 32 + 25)
+#define GPIO_LCDPWR    (4)
+
+static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
+                                  unsigned int power)
+{
+       if (power)
+               gpio_direction_output(GPIO_LCDPWR, 1);
+       else
+               gpio_direction_output(GPIO_LCDPWR, 0);
+}
+
+static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
+       .set_power              = eukrea_mbimxsd_lcd_power_set,
+};
+
+static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
+       .name                   = "platform-lcd",
+       .dev.platform_data      = &eukrea_mbimxsd_lcd_power_data,
+};
+
+static struct gpio_led eukrea_mbimxsd_leds[] = {
+       {
+               .name                   = "led1",
+               .default_trigger        = "heartbeat",
+               .active_low             = 1,
+               .gpio                   = GPIO_LED1,
+       },
+};
+
+static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
+       .leds           = eukrea_mbimxsd_leds,
+       .num_leds       = ARRAY_SIZE(eukrea_mbimxsd_leds),
+};
+
+static struct platform_device eukrea_mbimxsd_leds_gpio = {
+       .name   = "leds-gpio",
+       .id     = -1,
+       .dev    = {
+               .platform_data  = &eukrea_mbimxsd_led_info,
+       },
+};
+
+static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
+       {
+               .gpio           = GPIO_SWITCH1,
+               .code           = BTN_0,
+               .desc           = "BP1",
+               .active_low     = 1,
+               .wakeup         = 1,
+       },
+};
+
+static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = {
+       .buttons        = eukrea_mbimxsd_gpio_buttons,
+       .nbuttons       = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
+};
+
+static struct platform_device eukrea_mbimxsd_button_device = {
+       .name           = "gpio-keys",
+       .id             = -1,
+       .num_resources  = 0,
+       .dev            = {
+               .platform_data  = &eukrea_mbimxsd_button_data,
+       }
+};
+
+static struct platform_device *platform_devices[] __initdata = {
+       &eukrea_mbimxsd_leds_gpio,
+       &eukrea_mbimxsd_button_device,
+       &eukrea_mbimxsd_lcd_powerdev,
+};
+
+static struct imxuart_platform_data uart_pdata = {
+       .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
+       {
+               I2C_BOARD_INFO("tlv320aic23", 0x1a),
+       },
+};
+
+struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = {
+       .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
+};
+
+/*
+ * system init for baseboard usage. Will be called by cpuimx35 init.
+ *
+ * Add platform devices present on this baseboard and init
+ * them from CPU side as far as required to use them later on
+ */
+void __init eukrea_mbimxsd_baseboard_init(void)
+{
+       if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
+                       ARRAY_SIZE(eukrea_mbimxsd_pads)))
+               printk(KERN_ERR "error setting mbimxsd pads !\n");
+
+#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
+       /* SSI unit master I2S codec connected to SSI_AUD4 */
+       mxc_audmux_v2_configure_port(0,
+                       MXC_AUDMUX_V2_PTCR_SYN |
+                       MXC_AUDMUX_V2_PTCR_TFSDIR |
+                       MXC_AUDMUX_V2_PTCR_TFSEL(3) |
+                       MXC_AUDMUX_V2_PTCR_TCLKDIR |
+                       MXC_AUDMUX_V2_PTCR_TCSEL(3),
+                       MXC_AUDMUX_V2_PDCR_RXDSEL(3)
+       );
+       mxc_audmux_v2_configure_port(3,
+                       MXC_AUDMUX_V2_PTCR_SYN,
+                       MXC_AUDMUX_V2_PDCR_RXDSEL(0)
+       );
+#endif
+
+       mxc_register_device(&mxc_uart_device1, &uart_pdata);
+       mxc_register_device(&mx3_ipu, &mx3_ipu_data);
+       mxc_register_device(&mx3_fb, &mx3fb_pdata);
+
+       mxc_register_device(&imx_ssi_device0, &eukrea_mbimxsd_ssi_pdata);
+
+       gpio_request(GPIO_LED1, "LED1");
+       gpio_direction_output(GPIO_LED1, 1);
+       gpio_free(GPIO_LED1);
+
+       gpio_request(GPIO_SWITCH1, "SWITCH1");
+       gpio_direction_input(GPIO_SWITCH1);
+       gpio_free(GPIO_SWITCH1);
+
+       gpio_request(GPIO_LCDPWR, "LCDPWR");
+       gpio_direction_output(GPIO_LCDPWR, 1);
+       gpio_free(GPIO_SWITCH1);
+
+       i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
+                               ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
+
+       platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
diff --git a/arch/arm/mach-mx3/mach-cpuimx35.c b/arch/arm/mach-mx3/mach-cpuimx35.c
new file mode 100644 (file)
index 0000000..55caa5c
--- /dev/null
@@ -0,0 +1,226 @@
+/*
+ * Copyright (C) 2010 Eric Benard - eric@eukrea.com
+ * Copyright (C) 2009 Sascha Hauer, Pengutronix
+ *
+ * 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/types.h>
+#include <linux/init.h>
+
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/memory.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/i2c/tsc2007.h>
+#include <linux/usb/otg.h>
+#include <linux/usb/ulpi.h>
+#include <linux/fsl_devices.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+
+#include <mach/board-eukrea_cpuimx35.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/i2c.h>
+#include <mach/iomux-mx35.h>
+#include <mach/mxc_nand.h>
+#include <mach/mxc_ehci.h>
+#include <mach/ulpi.h>
+
+#include "devices.h"
+
+static struct imxuart_platform_data uart_pdata = {
+       .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct imxi2c_platform_data eukrea_cpuimx35_i2c_1_data = {
+       .bitrate = 50000,
+};
+
+#define TSC2007_IRQGPIO                (2 * 32 + 2)
+static int ts_get_pendown_state(void)
+{
+       int val = 0;
+       gpio_free(TSC2007_IRQGPIO);
+       gpio_request(TSC2007_IRQGPIO, NULL);
+       gpio_direction_input(TSC2007_IRQGPIO);
+
+       val = gpio_get_value(TSC2007_IRQGPIO);
+
+       gpio_free(TSC2007_IRQGPIO);
+       gpio_request(TSC2007_IRQGPIO, NULL);
+
+       return val ? 0 : 1;
+}
+
+static int ts_init(void)
+{
+       gpio_request(TSC2007_IRQGPIO, NULL);
+       return 0;
+}
+
+static struct tsc2007_platform_data tsc2007_info = {
+       .model                  = 2007,
+       .x_plate_ohms           = 180,
+       .get_pendown_state      = ts_get_pendown_state,
+       .init_platform_hw       = ts_init,
+};
+
+static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = {
+       {
+               I2C_BOARD_INFO("pcf8563", 0x51),
+       }, {
+               I2C_BOARD_INFO("tsc2007", 0x48),
+               .type           = "tsc2007",
+               .platform_data  = &tsc2007_info,
+               .irq            = gpio_to_irq(TSC2007_IRQGPIO),
+       },
+};
+
+static struct platform_device *devices[] __initdata = {
+       &mxc_fec_device,
+       &imx_wdt_device0,
+};
+
+static struct pad_desc eukrea_cpuimx35_pads[] = {
+       /* UART1 */
+       MX35_PAD_CTS1__UART1_CTS,
+       MX35_PAD_RTS1__UART1_RTS,
+       MX35_PAD_TXD1__UART1_TXD_MUX,
+       MX35_PAD_RXD1__UART1_RXD_MUX,
+       /* FEC */
+       MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
+       MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
+       MX35_PAD_FEC_RX_DV__FEC_RX_DV,
+       MX35_PAD_FEC_COL__FEC_COL,
+       MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
+       MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
+       MX35_PAD_FEC_TX_EN__FEC_TX_EN,
+       MX35_PAD_FEC_MDC__FEC_MDC,
+       MX35_PAD_FEC_MDIO__FEC_MDIO,
+       MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
+       MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
+       MX35_PAD_FEC_CRS__FEC_CRS,
+       MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
+       MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
+       MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
+       MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
+       MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
+       MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
+       /* I2C1 */
+       MX35_PAD_I2C1_CLK__I2C1_SCL,
+       MX35_PAD_I2C1_DAT__I2C1_SDA,
+       /* TSC2007 IRQ */
+       MX35_PAD_ATA_DA2__GPIO3_2,
+};
+
+static struct mxc_nand_platform_data pcm037_nand_board_info = {
+       .width          = 1,
+       .hw_ecc         = 1,
+       .flash_bbt      = 1,
+};
+
+static struct mxc_usbh_platform_data otg_pdata = {
+       .portsc = MXC_EHCI_MODE_UTMI,
+       .flags  = MXC_EHCI_INTERFACE_DIFF_UNI,
+};
+
+static struct mxc_usbh_platform_data usbh1_pdata = {
+       .portsc = MXC_EHCI_MODE_SERIAL,
+       .flags  = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
+                 MXC_EHCI_IPPUE_DOWN,
+};
+
+static struct fsl_usb2_platform_data otg_device_pdata = {
+       .operating_mode = FSL_USB2_DR_DEVICE,
+       .phy_mode       = FSL_USB2_PHY_UTMI,
+};
+
+static int otg_mode_host;
+
+static int __init eukrea_cpuimx35_otg_mode(char *options)
+{
+       if (!strcmp(options, "host"))
+               otg_mode_host = 1;
+       else if (!strcmp(options, "device"))
+               otg_mode_host = 0;
+       else
+               pr_info("otg_mode neither \"host\" nor \"device\". "
+                       "Defaulting to device\n");
+       return 0;
+}
+__setup("otg_mode=", eukrea_cpuimx35_otg_mode);
+
+/*
+ * Board specific initialization.
+ */
+static void __init mxc_board_init(void)
+{
+       mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx35_pads,
+                       ARRAY_SIZE(eukrea_cpuimx35_pads));
+
+       platform_add_devices(devices, ARRAY_SIZE(devices));
+
+       mxc_register_device(&mxc_uart_device0, &uart_pdata);
+       mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
+
+       i2c_register_board_info(0, eukrea_cpuimx35_i2c_devices,
+                       ARRAY_SIZE(eukrea_cpuimx35_i2c_devices));
+       mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx35_i2c_1_data);
+
+#if defined(CONFIG_USB_ULPI)
+       if (otg_mode_host) {
+               otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
+                               USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
+
+               mxc_register_device(&mxc_otg_host, &otg_pdata);
+       }
+       mxc_register_device(&mxc_usbh1, &usbh1_pdata);
+#endif
+       if (!otg_mode_host)
+               mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
+
+#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
+       eukrea_mbimxsd_baseboard_init();
+#endif
+}
+
+static void __init eukrea_cpuimx35_timer_init(void)
+{
+       mx35_clocks_init();
+}
+
+struct sys_timer eukrea_cpuimx35_timer = {
+       .init   = eukrea_cpuimx35_timer_init,
+};
+
+MACHINE_START(EUKREA_CPUIMX35, "Eukrea CPUIMX35")
+       /* Maintainer: Eukrea Electromatique */
+       .phys_io        = MX35_AIPS1_BASE_ADDR,
+       .io_pg_offst    = ((MX35_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+       .boot_params    = MX3x_PHYS_OFFSET + 0x100,
+       .map_io         = mx35_map_io,
+       .init_irq       = mx35_init_irq,
+       .init_machine   = mxc_board_init,
+       .timer          = &eukrea_cpuimx35_timer,
+MACHINE_END
diff --git a/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx35.h b/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx35.h
new file mode 100644 (file)
index 0000000..116eee7
--- /dev/null
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2010 Eric Benard - eric@eukrea.com
+ *
+ * Based on board-pcm038.h which is :
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__
+#define __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__
+
+#ifndef __ASSEMBLY__
+/*
+ * This CPU module needs a baseboard to work. After basic initializing
+ * its own devices, it calls baseboard's init function.
+ * TODO: Add your own baseboard init function and call it from
+ * inside eukrea_cpuimx25_init().
+ *
+ * This example here is for the development board. Refer
+ * eukrea_mbimx25-baseboard.c
+ */
+
+extern void eukrea_mbimxsd_baseboard_init(void);
+
+#endif
+
+#endif /* __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__ */