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