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+/*
+ * 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),
+ },
+};
+
+#ifdef CONFIG_MACH_MX27
+static struct resource mxc_fec_resources[] = {
+ {
+ .start = MX27_FEC_BASE_ADDR,
+ .end = MX27_FEC_BASE_ADDR + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX27_INT_FEC,
+ .end = MX27_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_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
+
+#define DEFINE_IMX_SSI_DMARES(_name, ssin, suffix) \
+ { \
+ .name = _name, \
+ .start = MX2x_DMA_REQ_SSI ## ssin ## _ ## suffix, \
+ .end = MX2x_DMA_REQ_SSI ## ssin ## _ ## suffix, \
+ .flags = IORESOURCE_DMA, \
+ }
+
+#define DEFINE_IMX_SSI_DEVICE(n, ssin, baseaddr, irq) \
+ static struct resource imx_ssi_resources ## n[] = { \
+ { \
+ .start = MX2x_SSI ## ssin ## _BASE_ADDR, \
+ .end = MX2x_SSI ## ssin ## _BASE_ADDR + 0x6f, \
+ .flags = IORESOURCE_MEM, \
+ }, { \
+ .start = MX2x_INT_SSI1, \
+ .end = MX2x_INT_SSI1, \
+ .flags = IORESOURCE_IRQ, \
+ }, \
+ DEFINE_IMX_SSI_DMARES("tx0", ssin, TX0), \
+ DEFINE_IMX_SSI_DMARES("rx0", ssin, RX0), \
+ DEFINE_IMX_SSI_DMARES("tx1", ssin, TX1), \
+ DEFINE_IMX_SSI_DMARES("rx1", ssin, RX1), \
+ }; \
+ \
+ struct platform_device imx_ssi_device ## n = { \
+ .name = "imx-ssi", \
+ .id = n, \
+ .num_resources = ARRAY_SIZE(imx_ssi_resources ## n), \
+ .resource = imx_ssi_resources ## n, \
+ }
+
+DEFINE_IMX_SSI_DEVICE(0, 1, MX2x_SSI1_BASE_ADDR, MX2x_INT_SSI1);
+DEFINE_IMX_SSI_DEVICE(1, 2, MX2x_SSI1_BASE_ADDR, MX2x_INT_SSI1);
+
+/* 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
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