2005-11-10 14:26:51 +00:00
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/*
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* linux/arch/arm/mach-omap2/devices.c
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*
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* OMAP2 platform device setup/initialization
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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2011-07-26 09:53:52 +00:00
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#include <linux/gpio.h>
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2005-11-10 14:26:51 +00:00
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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2008-09-06 11:10:45 +00:00
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#include <linux/io.h>
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2008-12-11 01:37:17 +00:00
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#include <linux/clk.h>
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2010-09-23 14:32:42 +00:00
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#include <linux/err.h>
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2011-02-02 12:22:14 +00:00
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#include <linux/slab.h>
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2011-08-12 11:48:47 +00:00
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#include <linux/of.h>
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2012-09-17 23:26:11 +00:00
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#include <linux/pinctrl/machine.h>
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2013-01-28 23:21:58 +00:00
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#include <linux/platform_data/mailbox-omap.h>
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2005-11-10 14:26:51 +00:00
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#include <asm/mach-types.h>
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#include <asm/mach/map.h>
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2012-11-30 16:41:50 +00:00
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#include <linux/omap-dma.h>
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2012-10-03 00:41:35 +00:00
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2012-02-24 18:34:35 +00:00
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#include "iomap.h"
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2012-10-03 00:41:35 +00:00
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#include "omap_hwmod.h"
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2012-10-03 00:25:48 +00:00
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#include "omap_device.h"
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2005-11-10 14:26:51 +00:00
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2012-08-28 00:43:01 +00:00
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#include "soc.h"
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#include "common.h"
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2009-12-12 00:16:32 +00:00
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#include "mux.h"
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2010-10-08 17:40:20 +00:00
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#include "control.h"
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2009-12-14 11:09:07 +00:00
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#include "devices.h"
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2013-09-16 07:18:31 +00:00
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#include "display.h"
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2009-12-12 00:16:32 +00:00
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2011-02-08 08:40:45 +00:00
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#define L3_MODULES_MAX_LEN 12
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2011-03-09 10:30:29 +00:00
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#define L3_MODULES 3
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2011-02-08 08:40:45 +00:00
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static int __init omap3_l3_init(void)
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{
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struct omap_hwmod *oh;
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2011-07-21 20:48:45 +00:00
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struct platform_device *pdev;
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2011-02-08 08:40:45 +00:00
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char oh_name[L3_MODULES_MAX_LEN];
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/*
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* To avoid code running on other OMAPs in
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* multi-omap builds
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*/
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if (!(cpu_is_omap34xx()))
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return -ENODEV;
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2012-04-13 12:34:32 +00:00
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snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
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2011-02-08 08:40:45 +00:00
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oh = omap_hwmod_lookup(oh_name);
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if (!oh)
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pr_err("could not look up %s\n", oh_name);
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2013-01-26 07:48:53 +00:00
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pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0);
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2011-02-08 08:40:45 +00:00
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2011-07-21 20:48:45 +00:00
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WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
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2011-02-08 08:40:45 +00:00
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2013-06-01 09:44:44 +00:00
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return PTR_RET(pdev);
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2011-02-08 08:40:45 +00:00
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}
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2013-01-11 19:24:18 +00:00
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omap_postcore_initcall(omap3_l3_init);
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2011-02-08 08:40:45 +00:00
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2011-03-09 10:30:29 +00:00
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static int __init omap4_l3_init(void)
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{
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2012-04-13 12:34:32 +00:00
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int i;
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2011-03-09 10:30:29 +00:00
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struct omap_hwmod *oh[3];
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2011-07-21 20:48:45 +00:00
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struct platform_device *pdev;
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2011-03-09 10:30:29 +00:00
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char oh_name[L3_MODULES_MAX_LEN];
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2011-08-12 11:48:47 +00:00
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/* If dtb is there, the devices will be created dynamically */
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if (of_have_populated_dt())
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return -ENODEV;
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2011-03-09 10:30:29 +00:00
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/*
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* To avoid code running on other OMAPs in
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* multi-omap builds
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*/
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2011-11-04 10:22:59 +00:00
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if (!cpu_is_omap44xx() && !soc_is_omap54xx())
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2011-03-09 10:30:29 +00:00
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return -ENODEV;
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for (i = 0; i < L3_MODULES; i++) {
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2012-04-13 12:34:32 +00:00
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snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
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2011-03-09 10:30:29 +00:00
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oh[i] = omap_hwmod_lookup(oh_name);
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if (!(oh[i]))
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pr_err("could not look up %s\n", oh_name);
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}
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2013-01-26 07:48:53 +00:00
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pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, 0);
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2011-03-09 10:30:29 +00:00
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2011-07-21 20:48:45 +00:00
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WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
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2011-03-09 10:30:29 +00:00
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2013-06-01 09:44:44 +00:00
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return PTR_RET(pdev);
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2011-03-09 10:30:29 +00:00
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}
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2013-01-11 19:24:18 +00:00
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omap_postcore_initcall(omap4_l3_init);
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2011-03-09 10:30:29 +00:00
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2009-03-24 01:23:49 +00:00
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#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
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2006-12-07 21:58:10 +00:00
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2010-11-15 14:29:54 +00:00
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static struct resource omap2cam_resources[] = {
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2006-12-07 21:58:10 +00:00
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{
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2009-03-24 01:23:49 +00:00
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.start = OMAP24XX_CAMERA_BASE,
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.end = OMAP24XX_CAMERA_BASE + 0xfff,
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.flags = IORESOURCE_MEM,
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},
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{
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2012-08-28 00:43:01 +00:00
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.start = 24 + OMAP_INTC_START,
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2009-03-24 01:23:49 +00:00
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.flags = IORESOURCE_IRQ,
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}
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};
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2010-11-15 14:29:54 +00:00
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static struct platform_device omap2cam_device = {
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2009-03-24 01:23:49 +00:00
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.name = "omap24xxcam",
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.id = -1,
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2010-11-15 14:29:54 +00:00
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.num_resources = ARRAY_SIZE(omap2cam_resources),
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.resource = omap2cam_resources,
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2009-03-24 01:23:49 +00:00
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};
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2009-12-14 11:09:07 +00:00
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#endif
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2009-03-24 01:23:49 +00:00
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2012-01-11 13:28:11 +00:00
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#if defined(CONFIG_IOMMU_API)
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2012-11-02 19:24:14 +00:00
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#include <linux/platform_data/iommu-omap.h>
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2012-01-11 13:28:11 +00:00
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2009-03-24 01:23:49 +00:00
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static struct resource omap3isp_resources[] = {
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{
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.start = OMAP3430_ISP_BASE,
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.end = OMAP3430_ISP_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_CCP2_BASE,
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.end = OMAP3430_ISP_CCP2_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_CCDC_BASE,
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.end = OMAP3430_ISP_CCDC_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_HIST_BASE,
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.end = OMAP3430_ISP_HIST_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_H3A_BASE,
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.end = OMAP3430_ISP_H3A_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_PREV_BASE,
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.end = OMAP3430_ISP_PREV_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_RESZ_BASE,
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.end = OMAP3430_ISP_RESZ_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3430_ISP_SBL_BASE,
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.end = OMAP3430_ISP_SBL_END,
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.flags = IORESOURCE_MEM,
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},
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{
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2010-02-02 14:17:33 +00:00
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.start = OMAP3430_ISP_CSI2A_REGS1_BASE,
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.end = OMAP3430_ISP_CSI2A_REGS1_END,
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2009-03-24 01:23:49 +00:00
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.flags = IORESOURCE_MEM,
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},
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{
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2010-02-02 14:17:33 +00:00
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.start = OMAP3430_ISP_CSIPHY2_BASE,
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.end = OMAP3430_ISP_CSIPHY2_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3630_ISP_CSI2A_REGS2_BASE,
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.end = OMAP3630_ISP_CSI2A_REGS2_END,
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2009-03-24 01:23:49 +00:00
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.flags = IORESOURCE_MEM,
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},
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{
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2010-02-02 14:17:33 +00:00
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.start = OMAP3630_ISP_CSI2C_REGS1_BASE,
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.end = OMAP3630_ISP_CSI2C_REGS1_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3630_ISP_CSIPHY1_BASE,
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.end = OMAP3630_ISP_CSIPHY1_END,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP3630_ISP_CSI2C_REGS2_BASE,
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.end = OMAP3630_ISP_CSI2C_REGS2_END,
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2009-03-24 01:23:49 +00:00
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.flags = IORESOURCE_MEM,
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},
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2012-10-14 10:31:48 +00:00
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{
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.start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE,
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.end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL,
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.end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3,
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.flags = IORESOURCE_MEM,
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},
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2009-03-24 01:23:49 +00:00
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{
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2012-08-28 00:43:01 +00:00
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.start = 24 + OMAP_INTC_START,
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2009-03-24 01:23:49 +00:00
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.flags = IORESOURCE_IRQ,
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}
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};
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static struct platform_device omap3isp_device = {
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.name = "omap3isp",
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.id = -1,
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.num_resources = ARRAY_SIZE(omap3isp_resources),
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.resource = omap3isp_resources,
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};
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2011-09-23 13:44:57 +00:00
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static struct omap_iommu_arch_data omap3_isp_iommu = {
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2012-11-20 01:05:50 +00:00
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.name = "mmu_isp",
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2011-09-23 13:44:57 +00:00
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};
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2009-12-14 11:09:07 +00:00
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int omap3_init_camera(struct isp_platform_data *pdata)
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2009-03-24 01:23:49 +00:00
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{
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2014-03-06 00:24:12 +00:00
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if (of_have_populated_dt())
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omap3_isp_iommu.name = "480bd400.mmu";
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2009-12-14 11:09:07 +00:00
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omap3isp_device.dev.platform_data = pdata;
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2011-09-23 13:44:57 +00:00
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omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
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2009-12-14 11:09:07 +00:00
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return platform_device_register(&omap3isp_device);
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2009-03-24 01:23:49 +00:00
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}
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2012-01-11 13:28:11 +00:00
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#else /* !CONFIG_IOMMU_API */
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int omap3_init_camera(struct isp_platform_data *pdata)
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{
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return 0;
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}
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#endif
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2009-03-24 01:23:49 +00:00
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static inline void omap_init_camera(void)
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{
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2010-11-15 14:29:54 +00:00
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#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
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if (cpu_is_omap24xx())
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platform_device_register(&omap2cam_device);
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2009-03-24 01:23:49 +00:00
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#endif
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2010-11-15 14:29:54 +00:00
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}
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2009-03-24 01:23:49 +00:00
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2013-03-12 22:55:29 +00:00
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#if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE)
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2012-02-20 17:43:30 +00:00
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static inline void __init omap_init_mbox(void)
|
2006-12-07 21:58:10 +00:00
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{
|
2011-02-24 20:51:33 +00:00
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struct omap_hwmod *oh;
|
2011-07-21 20:48:45 +00:00
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struct platform_device *pdev;
|
2013-01-28 23:21:58 +00:00
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struct omap_mbox_pdata *pdata;
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2011-02-24 20:51:33 +00:00
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oh = omap_hwmod_lookup("mailbox");
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if (!oh) {
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pr_err("%s: unable to find hwmod\n", __func__);
|
2009-03-24 01:07:23 +00:00
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return;
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}
|
2013-01-28 23:21:58 +00:00
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if (!oh->dev_attr) {
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pr_err("%s: hwmod doesn't have valid attrs\n", __func__);
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return;
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}
|
2011-02-24 20:51:33 +00:00
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2013-01-28 23:21:58 +00:00
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pdata = (struct omap_mbox_pdata *)oh->dev_attr;
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pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata));
|
2011-07-21 20:48:45 +00:00
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WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
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__func__, PTR_ERR(pdev));
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2006-12-07 21:58:10 +00:00
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}
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#else
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static inline void omap_init_mbox(void) { }
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2013-03-12 22:55:29 +00:00
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#endif /* CONFIG_OMAP2PLUS_MBOX */
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2006-12-07 21:58:10 +00:00
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2006-04-02 16:46:30 +00:00
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static inline void omap_init_sti(void) {}
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2010-03-17 20:15:21 +00:00
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|
|
#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
|
|
|
|
|
|
|
|
static struct platform_device omap_pcm = {
|
|
|
|
.name = "omap-pcm-audio",
|
|
|
|
.id = -1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static void omap_init_audio(void)
|
|
|
|
{
|
|
|
|
platform_device_register(&omap_pcm);
|
|
|
|
}
|
|
|
|
|
|
|
|
#else
|
|
|
|
static inline void omap_init_audio(void) {}
|
|
|
|
#endif
|
|
|
|
|
2008-10-06 12:49:36 +00:00
|
|
|
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
|
2006-06-26 23:16:10 +00:00
|
|
|
|
2012-08-24 13:21:06 +00:00
|
|
|
#include <linux/platform_data/spi-omap2-mcspi.h>
|
2006-06-26 23:16:10 +00:00
|
|
|
|
2012-02-20 17:43:30 +00:00
|
|
|
static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
|
2009-09-24 23:23:05 +00:00
|
|
|
{
|
2011-07-21 20:48:45 +00:00
|
|
|
struct platform_device *pdev;
|
2011-02-02 12:22:14 +00:00
|
|
|
char *name = "omap2_mcspi";
|
|
|
|
struct omap2_mcspi_platform_config *pdata;
|
|
|
|
static int spi_num;
|
|
|
|
struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
|
|
|
|
|
|
|
|
pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
|
|
|
|
if (!pdata) {
|
|
|
|
pr_err("Memory allocation for McSPI device failed\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
2009-09-24 23:23:05 +00:00
|
|
|
|
2011-02-02 12:22:14 +00:00
|
|
|
pdata->num_cs = mcspi_attrib->num_chipselect;
|
|
|
|
switch (oh->class->rev) {
|
|
|
|
case OMAP2_MCSPI_REV:
|
|
|
|
case OMAP3_MCSPI_REV:
|
|
|
|
pdata->regs_offset = 0;
|
|
|
|
break;
|
|
|
|
case OMAP4_MCSPI_REV:
|
|
|
|
pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
pr_err("Invalid McSPI Revision value\n");
|
2011-12-23 17:39:31 +00:00
|
|
|
kfree(pdata);
|
2011-02-02 12:22:14 +00:00
|
|
|
return -EINVAL;
|
|
|
|
}
|
2009-09-24 23:23:05 +00:00
|
|
|
|
2011-02-02 12:22:14 +00:00
|
|
|
spi_num++;
|
2013-01-26 07:48:53 +00:00
|
|
|
pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata));
|
2011-07-21 20:48:45 +00:00
|
|
|
WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
|
2011-02-02 12:22:14 +00:00
|
|
|
name, oh->name);
|
|
|
|
kfree(pdata);
|
|
|
|
return 0;
|
2009-09-24 23:23:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void omap_init_mcspi(void)
|
|
|
|
{
|
2011-02-02 12:22:14 +00:00
|
|
|
omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
|
2006-06-26 23:16:10 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
#else
|
|
|
|
static inline void omap_init_mcspi(void) {}
|
|
|
|
#endif
|
|
|
|
|
2012-09-23 23:28:27 +00:00
|
|
|
/**
|
|
|
|
* omap_init_rng - bind the RNG hwmod to the RNG omap_device
|
|
|
|
*
|
|
|
|
* Bind the RNG hwmod to the RNG omap_device. No return value.
|
|
|
|
*/
|
|
|
|
static void omap_init_rng(void)
|
|
|
|
{
|
|
|
|
struct omap_hwmod *oh;
|
|
|
|
struct platform_device *pdev;
|
|
|
|
|
|
|
|
oh = omap_hwmod_lookup("rng");
|
|
|
|
if (!oh)
|
|
|
|
return;
|
|
|
|
|
2013-01-26 07:48:53 +00:00
|
|
|
pdev = omap_device_build("omap_rng", -1, oh, NULL, 0);
|
2012-09-23 23:28:27 +00:00
|
|
|
WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n");
|
|
|
|
}
|
2010-04-09 12:54:43 +00:00
|
|
|
|
2013-03-18 16:06:32 +00:00
|
|
|
static void __init omap_init_sham(void)
|
2008-10-06 12:49:36 +00:00
|
|
|
{
|
2013-03-18 16:06:33 +00:00
|
|
|
struct omap_hwmod *oh;
|
|
|
|
struct platform_device *pdev;
|
|
|
|
|
|
|
|
oh = omap_hwmod_lookup("sham");
|
|
|
|
if (!oh)
|
|
|
|
return;
|
|
|
|
|
|
|
|
pdev = omap_device_build("omap-sham", -1, oh, NULL, 0);
|
|
|
|
WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n");
|
2008-10-06 12:49:36 +00:00
|
|
|
}
|
|
|
|
|
2012-12-21 16:28:10 +00:00
|
|
|
static void __init omap_init_aes(void)
|
2010-09-03 11:13:55 +00:00
|
|
|
{
|
2012-12-21 16:28:11 +00:00
|
|
|
struct omap_hwmod *oh;
|
|
|
|
struct platform_device *pdev;
|
|
|
|
|
|
|
|
oh = omap_hwmod_lookup("aes");
|
|
|
|
if (!oh)
|
|
|
|
return;
|
|
|
|
|
|
|
|
pdev = omap_device_build("omap-aes", -1, oh, NULL, 0);
|
|
|
|
WARN(IS_ERR(pdev), "Can't build omap_device for omap-aes\n");
|
2010-09-03 11:13:55 +00:00
|
|
|
}
|
|
|
|
|
2008-12-11 01:37:16 +00:00
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
2010-05-10 21:29:14 +00:00
|
|
|
#if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
|
|
|
|
defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
|
|
|
|
#if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
|
|
|
|
static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
|
|
|
|
};
|
|
|
|
#else
|
|
|
|
static struct resource omap_vout_resource[2] = {
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static struct platform_device omap_vout_device = {
|
|
|
|
.name = "omap_vout",
|
|
|
|
.num_resources = ARRAY_SIZE(omap_vout_resource),
|
|
|
|
.resource = &omap_vout_resource[0],
|
|
|
|
.id = -1,
|
|
|
|
};
|
2013-09-16 07:18:31 +00:00
|
|
|
|
|
|
|
int __init omap_init_vout(void)
|
2010-05-10 21:29:14 +00:00
|
|
|
{
|
2013-09-16 07:18:31 +00:00
|
|
|
return platform_device_register(&omap_vout_device);
|
2010-05-10 21:29:14 +00:00
|
|
|
}
|
|
|
|
#else
|
2013-09-16 07:18:31 +00:00
|
|
|
int __init omap_init_vout(void) { return 0; }
|
2010-05-10 21:29:14 +00:00
|
|
|
#endif
|
|
|
|
|
2005-11-10 14:26:51 +00:00
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
|
|
|
|
static int __init omap2_init_devices(void)
|
|
|
|
{
|
2012-09-17 23:26:11 +00:00
|
|
|
/* Enable dummy states for those platforms without pinctrl support */
|
|
|
|
if (!of_have_populated_dt())
|
|
|
|
pinctrl_provide_dummies();
|
|
|
|
|
2010-12-22 02:56:17 +00:00
|
|
|
/*
|
|
|
|
* please keep these calls, and their implementations above,
|
2005-11-10 14:26:51 +00:00
|
|
|
* in alphabetical order so they're easier to sort through.
|
|
|
|
*/
|
2010-03-17 20:15:21 +00:00
|
|
|
omap_init_audio();
|
2009-03-24 01:23:49 +00:00
|
|
|
omap_init_camera();
|
2012-01-20 13:15:58 +00:00
|
|
|
/* If dtb is there, the devices will be created dynamically */
|
2012-05-02 12:23:18 +00:00
|
|
|
if (!of_have_populated_dt()) {
|
2014-07-11 21:44:40 +00:00
|
|
|
omap_init_mbox();
|
2012-01-20 13:15:58 +00:00
|
|
|
omap_init_mcspi();
|
2013-03-18 16:06:33 +00:00
|
|
|
omap_init_sham();
|
2012-12-21 16:28:12 +00:00
|
|
|
omap_init_aes();
|
2013-08-05 14:47:22 +00:00
|
|
|
omap_init_rng();
|
2012-05-02 12:23:18 +00:00
|
|
|
}
|
2006-04-02 16:46:30 +00:00
|
|
|
omap_init_sti();
|
2005-11-10 14:26:51 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
2013-01-11 19:24:18 +00:00
|
|
|
omap_arch_initcall(omap2_init_devices);
|