Commit 6f1fa706 authored by Eric Bénard's avatar Eric Bénard Committed by Sascha Hauer

i.MX25: add cpuimx25 module and its baseboard

* cpuimx25 integrates i.MX25, RAM, NAND, Ethernet, I2C RTC, USB Host
and USB OTG
* mbimxsd provides access to LCD, Audio, LED, Switch button, UART ...
Signed-off-by: default avatarEric Bénard <eric@eukrea.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 8402ed30
......@@ -5,4 +5,22 @@ comment "MX25 platforms:"
config MACH_MX25_3DS
bool "Support MX25PDK (3DS) Platform"
config MACH_EUKREA_CPUIMX25
bool "Support Eukrea CPUIMX25 Platform"
select MXC_ULPI if USB_ULPI
choice
prompt "Baseboard"
depends on MACH_EUKREA_CPUIMX25
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
obj-y := mm.o devices.o
obj-$(CONFIG_ARCH_MX25) += clock.o
obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25pdk.o
obj-$(CONFIG_MACH_EUKREA_CPUIMX25) += mach-cpuimx25.o
obj-$(CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD) += eukrea_mbimxsd-baseboard.o
/*
* 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/gpio.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 <mach/board-eukrea_cpuimx25.h>
#include <mach/hardware.h>
#include <mach/iomux-mx25.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/mx25.h>
#include <mach/imx-uart.h>
#include <mach/imxfb.h>
#include <mach/ssi.h>
#include <mach/audmux.h>
#include "devices.h"
static struct pad_desc eukrea_mbimxsd_pads[] = {
/* LCD */
MX25_PAD_LD0__LD0,
MX25_PAD_LD1__LD1,
MX25_PAD_LD2__LD2,
MX25_PAD_LD3__LD3,
MX25_PAD_LD4__LD4,
MX25_PAD_LD5__LD5,
MX25_PAD_LD6__LD6,
MX25_PAD_LD7__LD7,
MX25_PAD_LD8__LD8,
MX25_PAD_LD9__LD9,
MX25_PAD_LD10__LD10,
MX25_PAD_LD11__LD11,
MX25_PAD_LD12__LD12,
MX25_PAD_LD13__LD13,
MX25_PAD_LD14__LD14,
MX25_PAD_LD15__LD15,
MX25_PAD_GPIO_E__LD16,
MX25_PAD_GPIO_F__LD17,
MX25_PAD_HSYNC__HSYNC,
MX25_PAD_VSYNC__VSYNC,
MX25_PAD_LSCLK__LSCLK,
MX25_PAD_OE_ACD__OE_ACD,
MX25_PAD_CONTRAST__CONTRAST,
/* LCD_PWR */
MX25_PAD_PWM__GPIO_1_26,
/* LED */
MX25_PAD_POWER_FAIL__GPIO_3_19,
/* SWITCH */
MX25_PAD_VSTBY_ACK__GPIO_3_18,
/* UART2 */
MX25_PAD_UART2_RTS__UART2_RTS,
MX25_PAD_UART2_CTS__UART2_CTS,
MX25_PAD_UART2_TXD__UART2_TXD,
MX25_PAD_UART2_RXD__UART2_RXD,
/* SD1 */
MX25_PAD_SD1_CMD__SD1_CMD,
MX25_PAD_SD1_CLK__SD1_CLK,
MX25_PAD_SD1_DATA0__SD1_DATA0,
MX25_PAD_SD1_DATA1__SD1_DATA1,
MX25_PAD_SD1_DATA2__SD1_DATA2,
MX25_PAD_SD1_DATA3__SD1_DATA3,
/* SD1 CD */
MX25_PAD_DE_B__GPIO_2_20,
/* I2S */
MX25_PAD_KPP_COL3__AUD5_TXFS,
MX25_PAD_KPP_COL2__AUD5_TXC,
MX25_PAD_KPP_COL1__AUD5_RXD,
MX25_PAD_KPP_COL0__AUD5_TXD,
};
#define GPIO_LED1 83
#define GPIO_SWITCH1 82
#define GPIO_SD1CD 52
#define GPIO_LCDPWR 26
static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
{
.mode = {
.name = "CMO-QVGA",
.refresh = 60,
.xres = 320,
.yres = 240,
.pixclock = KHZ2PICOS(6500),
.left_margin = 30,
.right_margin = 38,
.upper_margin = 20,
.lower_margin = 3,
.hsync_len = 15,
.vsync_len = 4,
},
.bpp = 16,
.pcr = 0xCAD08B80,
},
};
static struct imx_fb_platform_data eukrea_mximxsd_fb_pdata = {
.mode = eukrea_mximxsd_modes,
.num_modes = ARRAY_SIZE(eukrea_mximxsd_modes),
.pwmr = 0x00A903FF,
.lscr1 = 0x00120300,
.dmacr = 0x00040060,
};
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 cpuimx25 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_AUD5*/
mxc_audmux_v2_configure_port(0,
MXC_AUDMUX_V2_PTCR_SYN |
MXC_AUDMUX_V2_PTCR_TFSDIR |
MXC_AUDMUX_V2_PTCR_TFSEL(4) |
MXC_AUDMUX_V2_PTCR_TCLKDIR |
MXC_AUDMUX_V2_PTCR_TCSEL(4),
MXC_AUDMUX_V2_PDCR_RXDSEL(4)
);
mxc_audmux_v2_configure_port(4,
MXC_AUDMUX_V2_PTCR_SYN,
MXC_AUDMUX_V2_PDCR_RXDSEL(0)
);
#endif
mxc_register_device(&mxc_uart_device1, &uart_pdata);
mxc_register_device(&mx25_fb_device, &eukrea_mximxsd_fb_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));
}
/*
* Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
* Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/fec.h>
#include <linux/platform_device.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <linux/fsl_devices.h>
#include <mach/board-eukrea_cpuimx25.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/i2c.h>
#include <mach/mx25.h>
#include <mach/mxc_nand.h>
#include <mach/imxfb.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>
#include "devices.h"
#include <mach/iomux-mx25.h>
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct pad_desc eukrea_cpuimx25_pads[] = {
/* FEC - RMII */
MX25_PAD_FEC_MDC__FEC_MDC,
MX25_PAD_FEC_MDIO__FEC_MDIO,
MX25_PAD_FEC_TDATA0__FEC_TDATA0,
MX25_PAD_FEC_TDATA1__FEC_TDATA1,
MX25_PAD_FEC_TX_EN__FEC_TX_EN,
MX25_PAD_FEC_RDATA0__FEC_RDATA0,
MX25_PAD_FEC_RDATA1__FEC_RDATA1,
MX25_PAD_FEC_RX_DV__FEC_RX_DV,
MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
/* I2C1 */
MX25_PAD_I2C1_CLK__I2C1_CLK,
MX25_PAD_I2C1_DAT__I2C1_DAT,
};
static struct fec_platform_data mx25_fec_pdata = {
.phy = PHY_INTERFACE_MODE_RMII,
};
static struct mxc_nand_platform_data eukrea_cpuimx25_nand_board_info = {
.width = 1,
.hw_ecc = 1,
.flash_bbt = 1,
};
static struct imxi2c_platform_data eukrea_cpuimx25_i2c_1_data = {
.bitrate = 100000,
};
static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
},
};
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 usbh2_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_cpuimx25_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_cpuimx25_otg_mode);
static void __init eukrea_cpuimx25_init(void)
{
if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads,
ARRAY_SIZE(eukrea_cpuimx25_pads)))
printk(KERN_ERR "error setting cpuimx25 pads !\n");
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_nand_device, &eukrea_cpuimx25_nand_board_info);
mxc_register_device(&mx25_rtc_device, NULL);
mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices,
ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx25_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, &otg_pdata);
}
mxc_register_device(&mxc_usbh2, &usbh2_pdata);
#endif
if (!otg_mode_host)
mxc_register_device(&otg_udc_device, &otg_device_pdata);
#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
eukrea_mbimxsd_baseboard_init();
#endif
}
static void __init eukrea_cpuimx25_timer_init(void)
{
mx25_clocks_init();
}
static struct sys_timer eukrea_cpuimx25_timer = {
.init = eukrea_cpuimx25_timer_init,
};
MACHINE_START(EUKREA_CPUIMX25, "Eukrea CPUIMX25")
/* Maintainer: Eukrea Electromatique */
.phys_io = MX25_AIPS1_BASE_ADDR,
.io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = MX25_PHYS_OFFSET + 0x100,
.map_io = mx25_map_io,
.init_irq = mx25_init_irq,
.init_machine = eukrea_cpuimx25_init,
.timer = &eukrea_cpuimx25_timer,
MACHINE_END
/*
* 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_CPUIMX25_H__
#define __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX25_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_CPUIMX25_H__ */
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