| /* |
| * Copyright (C) 2011 Pengutronix |
| * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> |
| * |
| * This program is free software; you can redistribute it and/or modify it under |
| * the terms of the GNU General Public License version 2 as published by the |
| * Free Software Foundation. |
| */ |
| #include <linux/dma-mapping.h> |
| |
| #include "../hardware.h" |
| #include "devices-common.h" |
| |
| #define imx_ipu_core_entry_single(soc) \ |
| { \ |
| .iobase = soc ## _IPU_CTRL_BASE_ADDR, \ |
| .synirq = soc ## _INT_IPU_SYN, \ |
| .errirq = soc ## _INT_IPU_ERR, \ |
| } |
| |
| #ifdef CONFIG_SOC_IMX31 |
| const struct imx_ipu_core_data imx31_ipu_core_data __initconst = |
| imx_ipu_core_entry_single(MX31); |
| #endif |
| |
| #ifdef CONFIG_SOC_IMX35 |
| const struct imx_ipu_core_data imx35_ipu_core_data __initconst = |
| imx_ipu_core_entry_single(MX35); |
| #endif |
| |
| static struct platform_device *imx_ipu_coredev __initdata; |
| |
| struct platform_device *__init imx_add_ipu_core( |
| const struct imx_ipu_core_data *data) |
| { |
| /* The resource order is important! */ |
| struct resource res[] = { |
| { |
| .start = data->iobase, |
| .end = data->iobase + 0x5f, |
| .flags = IORESOURCE_MEM, |
| }, { |
| .start = data->iobase + 0x88, |
| .end = data->iobase + 0xb3, |
| .flags = IORESOURCE_MEM, |
| }, { |
| .start = data->synirq, |
| .end = data->synirq, |
| .flags = IORESOURCE_IRQ, |
| }, { |
| .start = data->errirq, |
| .end = data->errirq, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| return imx_ipu_coredev = imx_add_platform_device("ipu-core", -1, |
| res, ARRAY_SIZE(res), NULL, 0); |
| } |
| |
| struct platform_device *__init imx_alloc_mx3_camera( |
| const struct imx_ipu_core_data *data, |
| const struct mx3_camera_pdata *pdata) |
| { |
| struct resource res[] = { |
| { |
| .start = data->iobase + 0x60, |
| .end = data->iobase + 0x87, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| int ret = -ENOMEM; |
| struct platform_device *pdev; |
| |
| if (IS_ERR_OR_NULL(imx_ipu_coredev)) |
| return ERR_PTR(-ENODEV); |
| |
| pdev = platform_device_alloc("mx3-camera", 0); |
| if (!pdev) |
| return ERR_PTR(-ENOMEM); |
| |
| pdev->dev.dma_mask = kmalloc(sizeof(*pdev->dev.dma_mask), GFP_KERNEL); |
| if (!pdev->dev.dma_mask) |
| goto err; |
| |
| *pdev->dev.dma_mask = DMA_BIT_MASK(32); |
| pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); |
| |
| ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res)); |
| if (ret) |
| goto err; |
| |
| if (pdata) { |
| struct mx3_camera_pdata *copied_pdata; |
| |
| ret = platform_device_add_data(pdev, pdata, sizeof(*pdata)); |
| if (ret) { |
| err: |
| kfree(pdev->dev.dma_mask); |
| platform_device_put(pdev); |
| return ERR_PTR(-ENODEV); |
| } |
| copied_pdata = dev_get_platdata(&pdev->dev); |
| copied_pdata->dma_dev = &imx_ipu_coredev->dev; |
| } |
| |
| return pdev; |
| } |
| |
| struct platform_device *__init imx_add_mx3_sdc_fb( |
| const struct imx_ipu_core_data *data, |
| struct mx3fb_platform_data *pdata) |
| { |
| struct resource res[] = { |
| { |
| .start = data->iobase + 0xb4, |
| .end = data->iobase + 0x1bf, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| if (IS_ERR_OR_NULL(imx_ipu_coredev)) |
| return ERR_PTR(-ENODEV); |
| |
| pdata->dma_dev = &imx_ipu_coredev->dev; |
| |
| return imx_add_platform_device_dmamask("mx3_sdc_fb", -1, |
| res, ARRAY_SIZE(res), pdata, sizeof(*pdata), |
| DMA_BIT_MASK(32)); |
| } |