diff options
Diffstat (limited to 'arch/arm/plat-mxc')
| -rw-r--r-- | arch/arm/plat-mxc/devices/Kconfig | 3 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/devices/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/devices/platform-ipu-core.c | 129 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/devices-common.h | 18 |
4 files changed, 151 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index 0e8d7ab7898a..a860b16d7258 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -41,6 +41,9 @@ config IMX_HAVE_PLATFORM_IMX_UART config IMX_HAVE_PLATFORM_IMX_UDC bool +config IMX_HAVE_PLATFORM_IPU_CORE + bool + config IMX_HAVE_PLATFORM_MX1_CAMERA bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index ca227eaea7cc..ad2922acf480 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_KEYPAD) += platform-imx-keypad.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UDC) += platform-imx_udc.o +obj-$(CONFIG_IMX_HAVE_PLATFORM_IPU_CORE) += platform-ipu-core.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MX1_CAMERA) += platform-mx1-camera.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MX2_CAMERA) += platform-mx2-camera.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_EHCI) += platform-mxc-ehci.o diff --git a/arch/arm/plat-mxc/devices/platform-ipu-core.c b/arch/arm/plat-mxc/devices/platform-ipu-core.c new file mode 100644 index 000000000000..edf65034aea5 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-ipu-core.c @@ -0,0 +1,129 @@ +/* + * 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 <mach/hardware.h> +#include <mach/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, + const struct ipu_platform_data *pdata) +{ + /* 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), pdata, sizeof(*pdata)); +} + +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) + goto err; + + 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)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index b0bc1987c1d3..fa8477337f91 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -166,6 +166,24 @@ struct platform_device *__init imx_add_imx_udc( const struct imx_imx_udc_data *data, const struct imxusb_platform_data *pdata); +#include <mach/ipu.h> +#include <mach/mx3fb.h> +#include <mach/mx3_camera.h> +struct imx_ipu_core_data { + resource_size_t iobase; + resource_size_t synirq; + resource_size_t errirq; +}; +struct platform_device *__init imx_add_ipu_core( + const struct imx_ipu_core_data *data, + const struct ipu_platform_data *pdata); +struct platform_device *__init imx_alloc_mx3_camera( + const struct imx_ipu_core_data *data, + const struct mx3_camera_pdata *pdata); +struct platform_device *__init imx_add_mx3_sdc_fb( + const struct imx_ipu_core_data *data, + struct mx3fb_platform_data *pdata); + #include <mach/mx1_camera.h> struct imx_mx1_camera_data { resource_size_t iobase; |