From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/plat-mxc/devices/platform-imx-pxp.c | 80 ++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/platform-imx-pxp.c (limited to 'arch/arm/plat-mxc/devices/platform-imx-pxp.c') diff --git a/arch/arm/plat-mxc/devices/platform-imx-pxp.c b/arch/arm/plat-mxc/devices/platform-imx-pxp.c new file mode 100644 index 00000000..fed58d09 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-imx-pxp.c @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include +#include +#include + +#define imx_pxp_data_entry_single(soc, size) \ + { \ + .iobase = soc ## _EPXP_BASE_ADDR, \ + .irq = soc ## _INT_EPXP, \ + .iosize = size, \ + } + +#ifdef CONFIG_SOC_IMX50 +const struct imx_pxp_data imx50_pxp_data __initconst = + imx_pxp_data_entry_single(MX50, SZ_4K); +#endif + +#ifdef CONFIG_SOC_IMX6Q +const struct imx_pxp_data imx6dl_pxp_data __initconst = + imx_pxp_data_entry_single(MX6DL, SZ_16K); +#endif + +struct platform_device *__init imx_add_imx_pxp( + const struct imx_pxp_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + if (!fuse_dev_is_available(MXC_DEV_PXP)) + return ERR_PTR(-ENODEV); + + return imx_add_platform_device_dmamask("imx-pxp", -1, + res, ARRAY_SIZE(res), NULL, 0, DMA_BIT_MASK(32)); +} + +struct platform_device *__init imx_add_imx_pxp_client() +{ + if (!fuse_dev_is_available(MXC_DEV_PXP)) + return ERR_PTR(-ENODEV); + + return imx_add_platform_device("imx-pxp-client", -1, + NULL, 0, NULL, 0); +} + +struct platform_device *__init imx_add_imx_pxp_v4l2() +{ + if (!fuse_dev_is_available(MXC_DEV_PXP)) + return ERR_PTR(-ENODEV); + + return imx_add_platform_device_dmamask("pxp-v4l2", -1, + NULL, 0, NULL, 0, DMA_BIT_MASK(32)); +} -- cgit v1.2.3