![Uwe Kleine-König](/assets/img/avatar_default.png)
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
554 lines
13 KiB
C
554 lines
13 KiB
C
/*
|
|
* 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
|
|
* Copyright 2008 Sascha Hauer, kernel@pengutronix.de
|
|
* Copyright (c) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
|
|
* Copyright (c) 2008 Darius Augulis <darius.augulis@teltonika.lt>
|
|
*
|
|
* 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 <linux/dma-mapping.h>
|
|
#include <linux/serial.h>
|
|
|
|
#include <mach/irqs.h>
|
|
#include <mach/hardware.h>
|
|
#include <mach/common.h>
|
|
#include <mach/mmc.h>
|
|
|
|
#include "devices.h"
|
|
|
|
#if defined(CONFIG_ARCH_MX1)
|
|
static struct resource imx1_camera_resources[] = {
|
|
{
|
|
.start = 0x00224000,
|
|
.end = 0x00224010,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX1_CSI_INT,
|
|
.end = MX1_CSI_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static u64 imx1_camera_dmamask = DMA_BIT_MASK(32);
|
|
|
|
struct platform_device imx1_camera_device = {
|
|
.name = "mx1-camera",
|
|
.id = 0, /* This is used to put cameras on this interface */
|
|
.dev = {
|
|
.dma_mask = &imx1_camera_dmamask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.resource = imx1_camera_resources,
|
|
.num_resources = ARRAY_SIZE(imx1_camera_resources),
|
|
};
|
|
|
|
static struct resource imx_rtc_resources[] = {
|
|
{
|
|
.start = 0x00204000,
|
|
.end = 0x00204024,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX1_RTC_INT,
|
|
.end = MX1_RTC_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_RTC_SAMINT,
|
|
.end = MX1_RTC_SAMINT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device imx_rtc_device = {
|
|
.name = "rtc-imx",
|
|
.id = 0,
|
|
.resource = imx_rtc_resources,
|
|
.num_resources = ARRAY_SIZE(imx_rtc_resources),
|
|
};
|
|
|
|
static struct resource imx_wdt_resources[] = {
|
|
{
|
|
.start = 0x00201000,
|
|
.end = 0x00201008,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX1_WDT_INT,
|
|
.end = MX1_WDT_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device imx_wdt_device = {
|
|
.name = "imx-wdt",
|
|
.id = 0,
|
|
.resource = imx_wdt_resources,
|
|
.num_resources = ARRAY_SIZE(imx_wdt_resources),
|
|
};
|
|
|
|
static struct resource imx_usb_resources[] = {
|
|
{
|
|
.start = 0x00212000,
|
|
.end = 0x00212148,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX1_USBD_INT0,
|
|
.end = MX1_USBD_INT0,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT1,
|
|
.end = MX1_USBD_INT1,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT2,
|
|
.end = MX1_USBD_INT2,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT3,
|
|
.end = MX1_USBD_INT3,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT4,
|
|
.end = MX1_USBD_INT4,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT5,
|
|
.end = MX1_USBD_INT5,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.start = MX1_USBD_INT6,
|
|
.end = MX1_USBD_INT6,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device imx_usb_device = {
|
|
.name = "imx_udc",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(imx_usb_resources),
|
|
.resource = imx_usb_resources,
|
|
};
|
|
|
|
/* GPIO port description */
|
|
static struct mxc_gpio_port imx_gpio_ports[] = {
|
|
{
|
|
.chip.label = "gpio-0",
|
|
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
|
|
.irq = MX1_GPIO_INT_PORTA,
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START,
|
|
}, {
|
|
.chip.label = "gpio-1",
|
|
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x100),
|
|
.irq = MX1_GPIO_INT_PORTB,
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START + 32,
|
|
}, {
|
|
.chip.label = "gpio-2",
|
|
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x200),
|
|
.irq = MX1_GPIO_INT_PORTC,
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START + 64,
|
|
}, {
|
|
.chip.label = "gpio-3",
|
|
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x300),
|
|
.irq = MX1_GPIO_INT_PORTD,
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START + 96,
|
|
}
|
|
};
|
|
|
|
int __init imx1_register_gpios(void)
|
|
{
|
|
return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
|
|
|
|
#ifdef CONFIG_MACH_MX27
|
|
static struct resource mx27_camera_resources[] = {
|
|
{
|
|
.start = MX27_CSI_BASE_ADDR,
|
|
.end = MX27_CSI_BASE_ADDR + 0x1f,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX27_EMMA_PRP_BASE_ADDR,
|
|
.end = MX27_EMMA_PRP_BASE_ADDR + 0x1f,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX27_INT_CSI,
|
|
.end = MX27_INT_CSI,
|
|
.flags = IORESOURCE_IRQ,
|
|
},{
|
|
.start = MX27_INT_EMMAPRP,
|
|
.end = MX27_INT_EMMAPRP,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
struct platform_device mx27_camera_device = {
|
|
.name = "mx2-camera",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(mx27_camera_resources),
|
|
.resource = mx27_camera_resources,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
};
|
|
#endif
|
|
|
|
/*
|
|
* General Purpose Timer
|
|
* - i.MX21: 3 timers
|
|
* - i.MX27: 6 timers
|
|
*/
|
|
#define DEFINE_IMX_GPT_DEVICE(n, baseaddr, irq) \
|
|
static struct resource timer ## n ##_resources[] = { \
|
|
{ \
|
|
.start = baseaddr, \
|
|
.end = baseaddr + SZ_4K - 1, \
|
|
.flags = IORESOURCE_MEM, \
|
|
}, { \
|
|
.start = irq, \
|
|
.end = irq, \
|
|
.flags = IORESOURCE_IRQ, \
|
|
} \
|
|
}; \
|
|
\
|
|
struct platform_device mxc_gpt ## n = { \
|
|
.name = "imx_gpt", \
|
|
.id = n, \
|
|
.num_resources = ARRAY_SIZE(timer ## n ## _resources), \
|
|
.resource = timer ## n ## _resources, \
|
|
}
|
|
|
|
/* We use gpt1 as system timer, so do not add a device for this one */
|
|
DEFINE_IMX_GPT_DEVICE(1, MX2x_GPT2_BASE_ADDR, MX2x_INT_GPT2);
|
|
DEFINE_IMX_GPT_DEVICE(2, MX2x_GPT3_BASE_ADDR, MX2x_INT_GPT3);
|
|
|
|
#ifdef CONFIG_MACH_MX27
|
|
DEFINE_IMX_GPT_DEVICE(3, MX27_GPT4_BASE_ADDR, MX27_INT_GPT4);
|
|
DEFINE_IMX_GPT_DEVICE(4, MX27_GPT5_BASE_ADDR, MX27_INT_GPT5);
|
|
DEFINE_IMX_GPT_DEVICE(5, MX27_GPT6_BASE_ADDR, MX27_INT_GPT6);
|
|
#endif
|
|
|
|
/* Watchdog: i.MX1 has seperate driver, i.MX21 and i.MX27 are equal */
|
|
static struct resource mxc_wdt_resources[] = {
|
|
{
|
|
.start = MX2x_WDOG_BASE_ADDR,
|
|
.end = MX2x_WDOG_BASE_ADDR + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
struct platform_device mxc_wdt = {
|
|
.name = "imx2-wdt",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(mxc_wdt_resources),
|
|
.resource = mxc_wdt_resources,
|
|
};
|
|
|
|
static struct resource mxc_w1_master_resources[] = {
|
|
{
|
|
.start = MX2x_OWIRE_BASE_ADDR,
|
|
.end = MX2x_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,
|
|
};
|
|
|
|
/*
|
|
* 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 = MX2x_LCDC_BASE_ADDR,
|
|
.end = MX2x_LCDC_BASE_ADDR + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX2x_INT_LCDC,
|
|
.end = MX2x_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 = DMA_BIT_MASK(32),
|
|
},
|
|
};
|
|
|
|
static struct resource mxc_pwm_resources[] = {
|
|
{
|
|
.start = MX2x_PWM_BASE_ADDR,
|
|
.end = MX2x_PWM_BASE_ADDR + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX2x_INT_PWM,
|
|
.end = MX2x_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,
|
|
};
|
|
|
|
#define DEFINE_MXC_MMC_DEVICE(n, baseaddr, irq, dmareq) \
|
|
static struct resource mxc_sdhc_resources ## n[] = { \
|
|
{ \
|
|
.start = baseaddr, \
|
|
.end = baseaddr + SZ_4K - 1, \
|
|
.flags = IORESOURCE_MEM, \
|
|
}, { \
|
|
.start = irq, \
|
|
.end = irq, \
|
|
.flags = IORESOURCE_IRQ, \
|
|
}, { \
|
|
.start = dmareq, \
|
|
.end = dmareq, \
|
|
.flags = IORESOURCE_DMA, \
|
|
}, \
|
|
}; \
|
|
\
|
|
static u64 mxc_sdhc ## n ## _dmamask = DMA_BIT_MASK(32); \
|
|
\
|
|
struct platform_device mxc_sdhc_device ## n = { \
|
|
.name = "mxc-mmc", \
|
|
.id = n, \
|
|
.dev = { \
|
|
.dma_mask = &mxc_sdhc ## n ## _dmamask, \
|
|
.coherent_dma_mask = DMA_BIT_MASK(32), \
|
|
}, \
|
|
.num_resources = ARRAY_SIZE(mxc_sdhc_resources ## n), \
|
|
.resource = mxc_sdhc_resources ## n, \
|
|
}
|
|
|
|
DEFINE_MXC_MMC_DEVICE(0, MX2x_SDHC1_BASE_ADDR, MX2x_INT_SDHC1, MX2x_DMA_REQ_SDHC1);
|
|
DEFINE_MXC_MMC_DEVICE(1, MX2x_SDHC2_BASE_ADDR, MX2x_INT_SDHC2, MX2x_DMA_REQ_SDHC2);
|
|
|
|
#ifdef CONFIG_MACH_MX27
|
|
static struct resource otg_resources[] = {
|
|
{
|
|
.start = MX27_USBOTG_BASE_ADDR,
|
|
.end = MX27_USBOTG_BASE_ADDR + 0x1ff,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX27_INT_USB3,
|
|
.end = MX27_INT_USB3,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static u64 otg_dmamask = DMA_BIT_MASK(32);
|
|
|
|
/* OTG gadget device */
|
|
struct platform_device mxc_otg_udc_device = {
|
|
.name = "fsl-usb2-udc",
|
|
.id = -1,
|
|
.dev = {
|
|
.dma_mask = &otg_dmamask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.resource = otg_resources,
|
|
.num_resources = ARRAY_SIZE(otg_resources),
|
|
};
|
|
|
|
/* OTG host */
|
|
struct platform_device mxc_otg_host = {
|
|
.name = "mxc-ehci",
|
|
.id = 0,
|
|
.dev = {
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
.dma_mask = &otg_dmamask,
|
|
},
|
|
.resource = otg_resources,
|
|
.num_resources = ARRAY_SIZE(otg_resources),
|
|
};
|
|
|
|
/* USB host 1 */
|
|
|
|
static u64 usbh1_dmamask = DMA_BIT_MASK(32);
|
|
|
|
static struct resource mxc_usbh1_resources[] = {
|
|
{
|
|
.start = MX27_USBOTG_BASE_ADDR + 0x200,
|
|
.end = MX27_USBOTG_BASE_ADDR + 0x3ff,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX27_INT_USB1,
|
|
.end = MX27_INT_USB1,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device mxc_usbh1 = {
|
|
.name = "mxc-ehci",
|
|
.id = 1,
|
|
.dev = {
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
.dma_mask = &usbh1_dmamask,
|
|
},
|
|
.resource = mxc_usbh1_resources,
|
|
.num_resources = ARRAY_SIZE(mxc_usbh1_resources),
|
|
};
|
|
|
|
/* USB host 2 */
|
|
static u64 usbh2_dmamask = DMA_BIT_MASK(32);
|
|
|
|
static struct resource mxc_usbh2_resources[] = {
|
|
{
|
|
.start = MX27_USBOTG_BASE_ADDR + 0x400,
|
|
.end = MX27_USBOTG_BASE_ADDR + 0x5ff,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = MX27_INT_USB2,
|
|
.end = MX27_INT_USB2,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device mxc_usbh2 = {
|
|
.name = "mxc-ehci",
|
|
.id = 2,
|
|
.dev = {
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
.dma_mask = &usbh2_dmamask,
|
|
},
|
|
.resource = mxc_usbh2_resources,
|
|
.num_resources = ARRAY_SIZE(mxc_usbh2_resources),
|
|
};
|
|
#endif
|
|
|
|
/* GPIO port description */
|
|
#define DEFINE_MXC_GPIO_PORT_IRQ(SOC, n, _irq) \
|
|
{ \
|
|
.chip.label = "gpio-" #n, \
|
|
.irq = _irq, \
|
|
.base = SOC ## _IO_ADDRESS(MX2x_GPIO_BASE_ADDR + \
|
|
n * 0x100), \
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START + n * 32, \
|
|
}
|
|
|
|
#define DEFINE_MXC_GPIO_PORT(SOC, n) \
|
|
{ \
|
|
.chip.label = "gpio-" #n, \
|
|
.base = SOC ## _IO_ADDRESS(MX2x_GPIO_BASE_ADDR + \
|
|
n * 0x100), \
|
|
.virtual_irq_start = MXC_GPIO_IRQ_START + n * 32, \
|
|
}
|
|
|
|
#define DEFINE_MXC_GPIO_PORTS(SOC, pfx) \
|
|
static struct mxc_gpio_port pfx ## _gpio_ports[] = { \
|
|
DEFINE_MXC_GPIO_PORT_IRQ(SOC, 0, SOC ## _INT_GPIO), \
|
|
DEFINE_MXC_GPIO_PORT(SOC, 1), \
|
|
DEFINE_MXC_GPIO_PORT(SOC, 2), \
|
|
DEFINE_MXC_GPIO_PORT(SOC, 3), \
|
|
DEFINE_MXC_GPIO_PORT(SOC, 4), \
|
|
DEFINE_MXC_GPIO_PORT(SOC, 5), \
|
|
}
|
|
|
|
#ifdef CONFIG_MACH_MX21
|
|
DEFINE_MXC_GPIO_PORTS(MX21, imx21);
|
|
|
|
int __init imx21_register_gpios(void)
|
|
{
|
|
return mxc_gpio_init(imx21_gpio_ports, ARRAY_SIZE(imx21_gpio_ports));
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_MX27
|
|
DEFINE_MXC_GPIO_PORTS(MX27, imx27);
|
|
|
|
int __init imx27_register_gpios(void)
|
|
{
|
|
return mxc_gpio_init(imx27_gpio_ports, ARRAY_SIZE(imx27_gpio_ports));
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_MX21
|
|
static struct resource mx21_usbhc_resources[] = {
|
|
{
|
|
.start = MX21_USBOTG_BASE_ADDR,
|
|
.end = MX21_USBOTG_BASE_ADDR + SZ_8K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
{
|
|
.start = MX21_INT_USBHOST,
|
|
.end = MX21_INT_USBHOST,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device mx21_usbhc_device = {
|
|
.name = "imx21-hcd",
|
|
.id = 0,
|
|
.dev = {
|
|
.dma_mask = &mx21_usbhc_device.dev.coherent_dma_mask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
.num_resources = ARRAY_SIZE(mx21_usbhc_resources),
|
|
.resource = mx21_usbhc_resources,
|
|
};
|
|
#endif
|
|
|
|
static struct resource imx_kpp_resources[] = {
|
|
{
|
|
.start = MX2x_KPP_BASE_ADDR,
|
|
.end = MX2x_KPP_BASE_ADDR + 0xf,
|
|
.flags = IORESOURCE_MEM
|
|
}, {
|
|
.start = MX2x_INT_KPP,
|
|
.end = MX2x_INT_KPP,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device imx_kpp_device = {
|
|
.name = "imx-keypad",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(imx_kpp_resources),
|
|
.resource = imx_kpp_resources,
|
|
};
|
|
|
|
#endif
|