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author | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 15:14:38 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 15:14:38 +0200 |
commit | d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f (patch) | |
tree | 854ab394486288d40fa8179cbfaf66e8bdc44b0f /arch/arm/mach-imx/devices.c | |
parent | 73b2c7165b76b20eb1290e7efebc33cfd21db1ca (diff) | |
parent | 3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff) | |
download | op-kernel-dev-d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f.zip op-kernel-dev-d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f.tar.gz |
Merge branch 'master' into for-next
Diffstat (limited to 'arch/arm/mach-imx/devices.c')
-rw-r--r-- | arch/arm/mach-imx/devices.c | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c new file mode 100644 index 0000000..9c271a7 --- /dev/null +++ b/arch/arm/mach-imx/devices.c @@ -0,0 +1,609 @@ +/* + * 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 |