mirror of https://gitee.com/openkylin/linux.git
353 lines
8.2 KiB
C
353 lines
8.2 KiB
C
/*
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* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
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* Copyright 2008 Sascha Hauer, kernel@pengutronix.de
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <linux/dma-mapping.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/serial.h>
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#include <linux/gpio.h>
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#include <mach/hardware.h>
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#include <mach/irqs.h>
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#include <mach/common.h>
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#include <mach/mx3_camera.h>
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#include "devices.h"
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/* GPIO port description */
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static struct mxc_gpio_port imx_gpio_ports[] = {
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{
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.chip.label = "gpio-0",
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.base = MX31_IO_ADDRESS(MX31_GPIO1_BASE_ADDR),
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.irq = MX3x_INT_GPIO1,
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.virtual_irq_start = MXC_GPIO_IRQ_START,
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}, {
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.chip.label = "gpio-1",
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.base = MX31_IO_ADDRESS(MX31_GPIO2_BASE_ADDR),
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.irq = MX3x_INT_GPIO2,
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.virtual_irq_start = MXC_GPIO_IRQ_START + 32,
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}, {
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.chip.label = "gpio-2",
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.base = MX31_IO_ADDRESS(MX31_GPIO3_BASE_ADDR),
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.irq = MX3x_INT_GPIO3,
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.virtual_irq_start = MXC_GPIO_IRQ_START + 64,
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}
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};
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int __init imx3x_register_gpios(void)
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{
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return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
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}
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#ifdef CONFIG_ARCH_MX31
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static struct resource mxcsdhc0_resources[] = {
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{
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.start = MX31_MMC_SDHC1_BASE_ADDR,
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.end = MX31_MMC_SDHC1_BASE_ADDR + SZ_16K - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX31_INT_MMC_SDHC1,
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.end = MX31_INT_MMC_SDHC1,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct resource mxcsdhc1_resources[] = {
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{
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.start = MX31_MMC_SDHC2_BASE_ADDR,
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.end = MX31_MMC_SDHC2_BASE_ADDR + SZ_16K - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX31_INT_MMC_SDHC2,
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.end = MX31_INT_MMC_SDHC2,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device mxcsdhc_device0 = {
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.name = "mxc-mmc",
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.id = 0,
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.num_resources = ARRAY_SIZE(mxcsdhc0_resources),
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.resource = mxcsdhc0_resources,
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};
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struct platform_device mxcsdhc_device1 = {
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.name = "mxc-mmc",
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.id = 1,
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.num_resources = ARRAY_SIZE(mxcsdhc1_resources),
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.resource = mxcsdhc1_resources,
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};
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static struct resource rnga_resources[] = {
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{
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.start = MX3x_RNGA_BASE_ADDR,
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.end = MX3x_RNGA_BASE_ADDR + 0x28,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device mxc_rnga_device = {
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.name = "mxc_rnga",
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.id = -1,
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.num_resources = 1,
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.resource = rnga_resources,
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};
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#endif /* CONFIG_ARCH_MX31 */
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/* i.MX31 Image Processing Unit */
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/* The resource order is important! */
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static struct resource mx3_ipu_rsrc[] = {
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{
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.start = MX3x_IPU_CTRL_BASE_ADDR,
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.end = MX3x_IPU_CTRL_BASE_ADDR + 0x5F,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX3x_IPU_CTRL_BASE_ADDR + 0x88,
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.end = MX3x_IPU_CTRL_BASE_ADDR + 0xB3,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX3x_INT_IPU_SYN,
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.end = MX3x_INT_IPU_SYN,
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.flags = IORESOURCE_IRQ,
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}, {
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.start = MX3x_INT_IPU_ERR,
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.end = MX3x_INT_IPU_ERR,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device mx3_ipu = {
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.name = "ipu-core",
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.id = -1,
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.num_resources = ARRAY_SIZE(mx3_ipu_rsrc),
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.resource = mx3_ipu_rsrc,
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};
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static struct resource fb_resources[] = {
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{
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.start = MX3x_IPU_CTRL_BASE_ADDR + 0xB4,
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.end = MX3x_IPU_CTRL_BASE_ADDR + 0x1BF,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device mx3_fb = {
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.name = "mx3_sdc_fb",
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.id = -1,
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.num_resources = ARRAY_SIZE(fb_resources),
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.resource = fb_resources,
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.dev = {
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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};
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static struct resource camera_resources[] = {
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{
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.start = MX3x_IPU_CTRL_BASE_ADDR + 0x60,
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.end = MX3x_IPU_CTRL_BASE_ADDR + 0x87,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device mx3_camera = {
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.name = "mx3-camera",
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.id = 0,
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.num_resources = ARRAY_SIZE(camera_resources),
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.resource = camera_resources,
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.dev = {
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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};
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static struct resource otg_resources[] = {
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{
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.start = MX31_OTG_BASE_ADDR,
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.end = MX31_OTG_BASE_ADDR + 0x1ff,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX31_INT_USB3,
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.end = MX31_INT_USB3,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 otg_dmamask = DMA_BIT_MASK(32);
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/* OTG gadget device */
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struct platform_device mxc_otg_udc_device = {
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.name = "fsl-usb2-udc",
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.id = -1,
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.dev = {
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.dma_mask = &otg_dmamask,
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.resource = otg_resources,
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.num_resources = ARRAY_SIZE(otg_resources),
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};
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/* OTG host */
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struct platform_device mxc_otg_host = {
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.name = "mxc-ehci",
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.id = 0,
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.dev = {
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.coherent_dma_mask = 0xffffffff,
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.dma_mask = &otg_dmamask,
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},
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.resource = otg_resources,
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.num_resources = ARRAY_SIZE(otg_resources),
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};
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/* USB host 1 */
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static u64 usbh1_dmamask = ~(u32)0;
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static struct resource mxc_usbh1_resources[] = {
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{
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.start = MX31_OTG_BASE_ADDR + 0x200,
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.end = MX31_OTG_BASE_ADDR + 0x3ff,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX31_INT_USB1,
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.end = MX31_INT_USB1,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device mxc_usbh1 = {
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.name = "mxc-ehci",
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.id = 1,
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.dev = {
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.coherent_dma_mask = 0xffffffff,
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.dma_mask = &usbh1_dmamask,
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},
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.resource = mxc_usbh1_resources,
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.num_resources = ARRAY_SIZE(mxc_usbh1_resources),
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};
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#ifdef CONFIG_ARCH_MX31
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/* USB host 2 */
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static u64 usbh2_dmamask = ~(u32)0;
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static struct resource mxc_usbh2_resources[] = {
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{
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.start = MX31_OTG_BASE_ADDR + 0x400,
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.end = MX31_OTG_BASE_ADDR + 0x5ff,
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.flags = IORESOURCE_MEM,
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}, {
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.start = MX31_INT_USB2,
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.end = MX31_INT_USB2,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device mxc_usbh2 = {
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.name = "mxc-ehci",
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.id = 2,
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.dev = {
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.coherent_dma_mask = 0xffffffff,
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.dma_mask = &usbh2_dmamask,
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},
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.resource = mxc_usbh2_resources,
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.num_resources = ARRAY_SIZE(mxc_usbh2_resources),
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};
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#endif
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static struct resource imx_wdt_resources[] = {
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{
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device imx_wdt_device0 = {
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.name = "imx2-wdt",
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.id = 0,
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.num_resources = ARRAY_SIZE(imx_wdt_resources),
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.resource = imx_wdt_resources,
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};
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static struct resource imx_rtc_resources[] = {
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{
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.start = MX31_RTC_BASE_ADDR,
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.end = MX31_RTC_BASE_ADDR + 0x3fff,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = MX31_INT_RTC,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device imx_rtc_device0 = {
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.name = "mxc_rtc",
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.id = -1,
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.num_resources = ARRAY_SIZE(imx_rtc_resources),
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.resource = imx_rtc_resources,
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};
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static struct resource imx_kpp_resources[] = {
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{
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.start = MX3x_KPP_BASE_ADDR,
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.end = MX3x_KPP_BASE_ADDR + 0xf,
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.flags = IORESOURCE_MEM
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}, {
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.start = MX3x_INT_KPP,
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.end = MX3x_INT_KPP,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct platform_device imx_kpp_device = {
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.name = "imx-keypad",
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.id = -1,
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.num_resources = ARRAY_SIZE(imx_kpp_resources),
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.resource = imx_kpp_resources,
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};
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static int __init mx3_devices_init(void)
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{
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#if defined(CONFIG_ARCH_MX31)
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if (cpu_is_mx31()) {
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imx_wdt_resources[0].start = MX31_WDOG_BASE_ADDR;
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imx_wdt_resources[0].end = MX31_WDOG_BASE_ADDR + 0x3fff;
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mxc_register_device(&mxc_rnga_device, NULL);
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}
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#endif
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#if defined(CONFIG_ARCH_MX35)
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if (cpu_is_mx35()) {
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imx_gpio_ports[0].base = MX35_IO_ADDRESS(MX35_GPIO1_BASE_ADDR),
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imx_gpio_ports[1].base = MX35_IO_ADDRESS(MX35_GPIO2_BASE_ADDR),
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imx_gpio_ports[2].base = MX35_IO_ADDRESS(MX35_GPIO3_BASE_ADDR),
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otg_resources[0].start = MX35_OTG_BASE_ADDR;
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otg_resources[0].end = MX35_OTG_BASE_ADDR + 0x1ff;
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otg_resources[1].start = MX35_INT_USBOTG;
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otg_resources[1].end = MX35_INT_USBOTG;
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mxc_usbh1_resources[0].start = MX35_OTG_BASE_ADDR + 0x400;
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mxc_usbh1_resources[0].end = MX35_OTG_BASE_ADDR + 0x5ff;
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mxc_usbh1_resources[1].start = MX35_INT_USBHS;
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mxc_usbh1_resources[1].end = MX35_INT_USBHS;
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imx_wdt_resources[0].start = MX35_WDOG_BASE_ADDR;
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imx_wdt_resources[0].end = MX35_WDOG_BASE_ADDR + 0x3fff;
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}
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#endif
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return 0;
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}
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subsys_initcall(mx3_devices_init);
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