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https://github.com/torvalds/linux
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e2fb50521c
Register OMAP DRM/KMS platform device. DMM is split into a separate device using hwmod. Signed-off-by: Andy Gross <andy.gross@ti.com> Signed-off-by: Rob Clark <rob.clark@linaro.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/*
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* DRM/KMS device registration for TI OMAP platforms
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*
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* Copyright (C) 2012 Texas Instruments
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* Author: Rob Clark <rob.clark@linaro.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <plat/omap_device.h>
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#include <plat/omap_hwmod.h>
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#if defined(CONFIG_DRM_OMAP) || (CONFIG_DRM_OMAP_MODULE)
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static struct platform_device omap_drm_device = {
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.dev = {
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.coherent_dma_mask = DMA_BIT_MASK(32),
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},
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.name = "omapdrm",
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.id = 0,
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};
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static int __init omap_init_drm(void)
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{
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struct omap_hwmod *oh = NULL;
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struct platform_device *pdev;
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/* lookup and populate the DMM information, if present - OMAP4+ */
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oh = omap_hwmod_lookup("dmm");
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if (oh) {
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pdev = omap_device_build(oh->name, -1, oh, NULL, 0, NULL, 0,
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false);
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WARN(IS_ERR(pdev), "Could not build omap_device for %s\n",
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oh->name);
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}
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return platform_device_register(&omap_drm_device);
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}
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arch_initcall(omap_init_drm);
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#endif
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