/*
* Author: MontaVista Software, Inc.
* <source@mvista.com>
*
* Based on the OMAP devices.c
*
* 2005 (c) MontaVista Software, Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is
* licensed "as is" without any warranty of any kind, whether express
* or implied.
*
* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 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/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <mach/irqs.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/mmc.h>
#include "devices.h"
/*
* Resource definition for the MXC IrDA
*/
static struct resource mxc_irda_resources[] = {
[0] = {
.start = UART3_BASE_ADDR,
.end = UART3_BASE_ADDR + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = MXC_INT_UART3,
.end = MXC_INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
/* Platform Data for MXC IrDA */
struct platform_device mxc_irda_device = {
.name = "mxc_irda",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_irda_resources),
.resource = mxc_irda_resources,
};
/*
* General Purpose Timer
* - i.MX1: 2 timer (slighly different register handling)
* - i.MX21: 3 timer
* - i.MX27: 6 timer
*/
/* We use gpt0 as system timer, so do not add a device for this one */
static struct resource timer1_resources[] = {
[0] = {
.start = GPT2_BASE_ADDR,
.end = GPT2_BASE_ADDR + 0x17,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_GPT2,
.end = MXC_INT_GPT2,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_gpt1 = {
.name = "imx_gpt",
.id = 1,
.num_resources = ARRAY_SIZE(timer1_resources),
.resource = timer1_resources
};
static struct resource timer2_resources[] = {
[0] = {
.start = GPT3_BASE_ADDR,
.end = GPT3_BASE_ADDR + 0x17,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_GPT3,
.end = MXC_INT_GPT3,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_gpt2 = {
.name = "imx_gpt",
.id = 2,
.num_resources = ARRAY_SIZE(timer2_resources),
.resource = timer2_resources
};
#ifdef CONFIG_MACH_MX27
static struct resource timer3_resources[] = {
[0] = {
.start = GPT4_BASE_ADDR,
.end = GPT4_BASE_ADDR + 0x17,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_GPT4,
.end = MXC_INT_GPT4,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_gpt3 = {
.name = "imx_gpt",
.id = 3,
.num_resources = ARRAY_SIZE(timer3_resources),
.resource = timer3_resources
};
static struct resource timer4_resources[] = {
[0] = {
.start = GPT5_BASE_ADDR,
.end = GPT5_BASE_ADDR + 0x17,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_GPT5,
.end = MXC_INT_GPT5,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_gpt4 = {
.name = "imx_gpt",
.id = 4,
.num_resources = ARRAY_SIZE(timer4_resources),
.resource = timer4_resources
};
static struct resource timer5_resources[] = {
[0] = {
.start = GPT6_BASE_ADDR,
.end = GPT6_BASE_ADDR + 0x17,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_GPT6,
.end = MXC_INT_GPT6,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_gpt5 = {
.name = "imx_gpt",
.id = 5,
.num_resources = ARRAY_SIZE(timer5_resources),
.resource = timer5_resources
};
#endif
/*
* Watchdog:
* - i.MX1
* - i.MX21
* - i.MX27
*/
static struct resource mxc_wdt_resources[] = {
{
.start = WDOG_BASE_ADDR,
.end = WDOG_BASE_ADDR + 0x30,
.flags = IORESOURCE_MEM,
},
};
struct platform_device mxc_wdt = {
.name = "mxc_wdt",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_wdt_resources),
.resource = mxc_wdt_resources,
};
static struct resource mxc_w1_master_resources[] = {
{
.start = OWIRE_BASE_ADDR,
.end = OWIRE_BASE_ADDR + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device mxc_w1_master_device = {
.name = "mxc_w1",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_w1_master_resources),
.resource = mxc_w1_master_resources,
};
static struct resource mxc_nand_resources[] = {
{
.start = NFC_BASE_ADDR,
.end = NFC_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM
}, {
.start = MXC_INT_NANDFC,
.end = MXC_INT_NANDFC,
.flags = IORESOURCE_IRQ
},
};
struct platform_device mxc_nand_device = {
.name = "mxc_nand",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_nand_resources),
.resource = mxc_nand_resources,
};
#ifdef CONFIG_FB_IMX
/*
* lcdc:
* - i.MX1: the basic controller
* - i.MX21: to be checked
* - i.MX27: like i.MX1, with slightly variations
*/
static struct resource mxc_fb[] = {
{
.start = LCDC_BASE_ADDR,
.end = LCDC_BASE_ADDR + 0xFFF,
.flags = IORESOURCE_MEM,
},
{
.start = MXC_INT_LCDC,
.end = MXC_INT_LCDC,
.flags = IORESOURCE_IRQ,
}
};
/* mxc lcd driver */
struct platform_device mxc_fb_device = {
.name = "imx-fb",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_fb),
.resource = mxc_fb,
.dev = {
.coherent_dma_mask = 0xFFFFFFFF,
},
};
#endif
#ifdef CONFIG_MACH_MX27
static struct resource mxc_fec_resources[] = {
{
.start = FEC_BASE_ADDR,
.end = FEC_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM
}, {
.start = MXC_INT_FEC,
.end = MXC_INT_FEC,
.flags = IORESOURCE_IRQ
},
};
struct platform_device mxc_fec_device = {
.name = "fec",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_fec_resources),
.resource = mxc_fec_resources,
};
#endif
static struct resource mxc_i2c_1_resources[] = {
[0] = {
.start = I2C_BASE_ADDR,
.end = I2C_BASE_ADDR + 0x0fff,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_I2C,
.end = MXC_INT_I2C,
.flags = IORESOURCE_IRQ
}
};
struct platform_device mxc_i2c_device0 = {
.name = "imx-i2c",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_i2c_1_resources),
.resource = mxc_i2c_1_resources
};
#ifdef CONFIG_MACH_MX27
static struct resource mxc_i2c_2_resources[] = {
[0] = {
.start = I2C2_BASE_ADDR,
.end = I2C2_BASE_ADDR + 0x0fff,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_I2C2,
.end = MXC_INT_I2C2,
.flags = IORESOURCE_IRQ
}
};
struct platform_device mxc_i2c_device1 = {
.name = "imx-i2c",
.id = 1,
.num_resources = ARRAY_SIZE(mxc_i2c_2_resources),
.resource = mxc_i2c_2_resources
};
#endif
static struct resource mxc_pwm_resources[] = {
[0] = {
.start = PWM_BASE_ADDR,
.end = PWM_BASE_ADDR + 0x0fff,
.flags = IORESOURCE_MEM
},
[1] = {
.start = MXC_INT_PWM,
.end = MXC_INT_PWM,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device mxc_pwm_device = {
.name = "mxc_pwm",
.id = 0,
.num_resources = ARRAY_SIZE(mxc_pwm_resources),
.resource = mxc_pwm_resources
};
/*
* Resource definition for the MXC SDHC
*/
static struct resource mxc_sdhc1_resources[] = {
[0] = {
.start = SDHC1_BASE_ADDR,
.end = SDHC1_BASE_ADDR + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = MXC_INT_SDHC1,
.end = MXC_INT_SDHC1,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = DMA_REQ_SDHC1,
.end = DMA_REQ_SDHC1,
.flags = IORESOURCE_DMA
},
};
static u64 mxc_sdhc1_dmamask = 0xffffffffUL;
struct platform_device mxc_sdhc_device0 = {
.name = "mxc-mmc",
.id = 0,
.dev = {
.dma_mask = &mxc_sdhc1_dmamask,
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(mxc_sdhc1_resources),
.resource = mxc_sdhc1_resources,
};
static struct resource mxc_sdhc2_resources[] = {
[0] = {
.start = SDHC2_BASE_ADDR,
.end = SDHC2_BASE_ADDR + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = MXC_INT_SDHC2,
.end = MXC_INT_SDHC2,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = DMA_REQ_SDHC2,
.end = DMA_REQ_SDHC2,
.flags = IORESOURCE_DMA
},
};
static u64 mxc_sdhc2_dmamask = 0xffffffffUL;
struct platform_device mxc_sdhc_device1 = {
.name = "mxc-mmc",
.id = 1,
.dev = {
.dma_mask = &mxc_sdhc2_dmamask,
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(mxc_sdhc2_resources),
.resource = mxc_sdhc2_resources,
};
/* GPIO port description */
static struct mxc_gpio_port imx_gpio_ports[] = {
[0] = {
.chip.label = "gpio-0",
.irq = MXC_INT_GPIO,
.base = IO_ADDRESS(GPIO_BASE_ADDR),
.virtual_irq_start = MXC_GPIO_IRQ_START,
},
[1] = {
.chip.label = "gpio-1",
.base = IO_ADDRESS(GPIO_BASE_ADDR + 0x100),
.virtual_irq_start = MXC_GPIO_IRQ_START + 32,
},
[2] = {
.chip.label = "gpio-2",
.base = IO_ADDRESS(GPIO_BASE_ADDR + 0x200),
.virtual_irq_start = MXC_GPIO_IRQ_START + 64,
},
[3] = {
.chip.label = "gpio-3",
.base = IO_ADDRESS(GPIO_BASE_ADDR + 0x300),
.virtual_irq_start = MXC_GPIO_IRQ_START + 96,
},
[4] = {
.chip.label = "gpio-4",
.base = IO_ADDRESS(GPIO_BASE_ADDR + 0x400),
.virtual_irq_start = MXC_GPIO_IRQ_START + 128,
},
[5] = {
.chip.label = "gpio-5",
.base = IO_ADDRESS(GPIO_BASE_ADDR + 0x500),
.virtual_irq_start = MXC_GPIO_IRQ_START + 160,
}
};
int __init mxc_register_gpios(void)
{
return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
}
