1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2011 Pengutronix
4 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
6 #include <linux/dma-mapping.h>
8 #include "../hardware.h"
9 #include "devices-common.h"
11 #define imx_ipu_core_entry_single(soc) \
13 .iobase = soc ## _IPU_CTRL_BASE_ADDR, \
14 .synirq = soc ## _INT_IPU_SYN, \
15 .errirq = soc ## _INT_IPU_ERR, \
18 #ifdef CONFIG_SOC_IMX31
19 const struct imx_ipu_core_data imx31_ipu_core_data __initconst =
20 imx_ipu_core_entry_single(MX31);
23 #ifdef CONFIG_SOC_IMX35
24 const struct imx_ipu_core_data imx35_ipu_core_data __initconst =
25 imx_ipu_core_entry_single(MX35);
28 static struct platform_device *imx_ipu_coredev __initdata;
30 struct platform_device *__init imx_add_ipu_core(
31 const struct imx_ipu_core_data *data)
33 /* The resource order is important! */
34 struct resource res[] = {
36 .start = data->iobase,
37 .end = data->iobase + 0x5f,
38 .flags = IORESOURCE_MEM,
40 .start = data->iobase + 0x88,
41 .end = data->iobase + 0xb3,
42 .flags = IORESOURCE_MEM,
44 .start = data->synirq,
46 .flags = IORESOURCE_IRQ,
48 .start = data->errirq,
50 .flags = IORESOURCE_IRQ,
54 return imx_ipu_coredev = imx_add_platform_device("ipu-core", -1,
55 res, ARRAY_SIZE(res), NULL, 0);
58 struct platform_device *__init imx_alloc_mx3_camera(
59 const struct imx_ipu_core_data *data,
60 const struct mx3_camera_pdata *pdata)
62 struct resource res[] = {
64 .start = data->iobase + 0x60,
65 .end = data->iobase + 0x87,
66 .flags = IORESOURCE_MEM,
70 struct platform_device *pdev;
72 if (IS_ERR_OR_NULL(imx_ipu_coredev))
73 return ERR_PTR(-ENODEV);
75 pdev = platform_device_alloc("mx3-camera", 0);
77 return ERR_PTR(-ENOMEM);
79 pdev->dev.dma_mask = kmalloc(sizeof(*pdev->dev.dma_mask), GFP_KERNEL);
80 if (!pdev->dev.dma_mask)
83 *pdev->dev.dma_mask = DMA_BIT_MASK(32);
84 pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
86 ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res));
91 struct mx3_camera_pdata *copied_pdata;
93 ret = platform_device_add_data(pdev, pdata, sizeof(*pdata));
96 kfree(pdev->dev.dma_mask);
97 platform_device_put(pdev);
98 return ERR_PTR(-ENODEV);
100 copied_pdata = dev_get_platdata(&pdev->dev);
101 copied_pdata->dma_dev = &imx_ipu_coredev->dev;
107 struct platform_device *__init imx_add_mx3_sdc_fb(
108 const struct imx_ipu_core_data *data,
109 struct mx3fb_platform_data *pdata)
111 struct resource res[] = {
113 .start = data->iobase + 0xb4,
114 .end = data->iobase + 0x1bf,
115 .flags = IORESOURCE_MEM,
119 if (IS_ERR_OR_NULL(imx_ipu_coredev))
120 return ERR_PTR(-ENODEV);
122 pdata->dma_dev = &imx_ipu_coredev->dev;
124 return imx_add_platform_device_dmamask("mx3_sdc_fb", -1,
125 res, ARRAY_SIZE(res), pdata, sizeof(*pdata),