/*
   * linux/arch/arm/mach-omap2/devices.c
   *
   * OMAP2 platform device setup/initialization
   *
   * 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.
   */
  #include <linux/gpio.h>
  #include <linux/kernel.h>
  #include <linux/init.h>
  #include <linux/platform_device.h>
  #include <linux/io.h>
  #include <linux/clk.h>
  #include <linux/err.h>
  #include <linux/slab.h>
  #include <linux/of.h>
  #include <linux/pinctrl/machine.h>
  #include <linux/platform_data/omap4-keypad.h>
  #include <linux/platform_data/mailbox-omap.h>
  
  #include <asm/mach-types.h>
  #include <asm/mach/map.h>
  
  #include <linux/omap-dma.h>
  
  #include "iomap.h"
  #include "omap_hwmod.h"
  #include "omap_device.h"
  #include "omap4-keypad.h"
  
  #include "soc.h"
  #include "common.h"
  #include "mux.h"
  #include "control.h"
  #include "devices.h"
  #include "display.h"
  
  #define L3_MODULES_MAX_LEN 12
  #define L3_MODULES 3
  
  static int __init omap3_l3_init(void)
  {
  	struct omap_hwmod *oh;
  	struct platform_device *pdev;
  	char oh_name[L3_MODULES_MAX_LEN];
  
  	/*
  	 * To avoid code running on other OMAPs in
  	 * multi-omap builds
  	 */
  	if (!(cpu_is_omap34xx()))
  		return -ENODEV;
  
  	snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
  
  	oh = omap_hwmod_lookup(oh_name);
  
  	if (!oh)
  		pr_err("could not look up %s
  ", oh_name);
  
  	pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0);
  
  	WARN(IS_ERR(pdev), "could not build omap_device for %s
  ", oh_name);
  
  	return PTR_RET(pdev);
  }
  omap_postcore_initcall(omap3_l3_init);
  
  static int __init omap4_l3_init(void)
  {
  	int i;
  	struct omap_hwmod *oh[3];
  	struct platform_device *pdev;
  	char oh_name[L3_MODULES_MAX_LEN];
  
  	/* If dtb is there, the devices will be created dynamically */
  	if (of_have_populated_dt())
  		return -ENODEV;
  
  	/*
  	 * To avoid code running on other OMAPs in
  	 * multi-omap builds
  	 */
  	if (!cpu_is_omap44xx() && !soc_is_omap54xx())
  		return -ENODEV;
  
  	for (i = 0; i < L3_MODULES; i++) {
  		snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
  
  		oh[i] = omap_hwmod_lookup(oh_name);
  		if (!(oh[i]))
  			pr_err("could not look up %s
  ", oh_name);
  	}
  
  	pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, 0);
  
  	WARN(IS_ERR(pdev), "could not build omap_device for %s
  ", oh_name);
  
  	return PTR_RET(pdev);
  }
  omap_postcore_initcall(omap4_l3_init);
  
  #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
  
  static struct resource omap2cam_resources[] = {
  	{
  		.start		= OMAP24XX_CAMERA_BASE,
  		.end		= OMAP24XX_CAMERA_BASE + 0xfff,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= 24 + OMAP_INTC_START,
  		.flags		= IORESOURCE_IRQ,
  	}
  };
  
  static struct platform_device omap2cam_device = {
  	.name		= "omap24xxcam",
  	.id		= -1,
  	.num_resources	= ARRAY_SIZE(omap2cam_resources),
  	.resource	= omap2cam_resources,
  };
  #endif
  
  #if defined(CONFIG_IOMMU_API)
  
  #include <linux/platform_data/iommu-omap.h>
  
  static struct resource omap3isp_resources[] = {
  	{
  		.start		= OMAP3430_ISP_BASE,
  		.end		= OMAP3430_ISP_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_CCP2_BASE,
  		.end		= OMAP3430_ISP_CCP2_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_CCDC_BASE,
  		.end		= OMAP3430_ISP_CCDC_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_HIST_BASE,
  		.end		= OMAP3430_ISP_HIST_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_H3A_BASE,
  		.end		= OMAP3430_ISP_H3A_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_PREV_BASE,
  		.end		= OMAP3430_ISP_PREV_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_RESZ_BASE,
  		.end		= OMAP3430_ISP_RESZ_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_SBL_BASE,
  		.end		= OMAP3430_ISP_SBL_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_CSI2A_REGS1_BASE,
  		.end		= OMAP3430_ISP_CSI2A_REGS1_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3430_ISP_CSIPHY2_BASE,
  		.end		= OMAP3430_ISP_CSIPHY2_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3630_ISP_CSI2A_REGS2_BASE,
  		.end		= OMAP3630_ISP_CSI2A_REGS2_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3630_ISP_CSI2C_REGS1_BASE,
  		.end		= OMAP3630_ISP_CSI2C_REGS1_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3630_ISP_CSIPHY1_BASE,
  		.end		= OMAP3630_ISP_CSIPHY1_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP3630_ISP_CSI2C_REGS2_BASE,
  		.end		= OMAP3630_ISP_CSI2C_REGS2_END,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE,
  		.end		= OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL,
  		.end		= OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3,
  		.flags		= IORESOURCE_MEM,
  	},
  	{
  		.start		= 24 + OMAP_INTC_START,
  		.flags		= IORESOURCE_IRQ,
  	}
  };
  
  static struct platform_device omap3isp_device = {
  	.name		= "omap3isp",
  	.id		= -1,
  	.num_resources	= ARRAY_SIZE(omap3isp_resources),
  	.resource	= omap3isp_resources,
  };
  
  static struct omap_iommu_arch_data omap3_isp_iommu = {
  	.name = "mmu_isp",
  };
  
  int omap3_init_camera(struct isp_platform_data *pdata)
  {
  	omap3isp_device.dev.platform_data = pdata;
  	omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
  
  	return platform_device_register(&omap3isp_device);
  }
  
  #else /* !CONFIG_IOMMU_API */
  
  int omap3_init_camera(struct isp_platform_data *pdata)
  {
  	return 0;
  }
  
  #endif
  
  static inline void omap_init_camera(void)
  {
  #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
  	if (cpu_is_omap24xx())
  		platform_device_register(&omap2cam_device);
  #endif
  }
  
  int __init omap4_keyboard_init(struct omap4_keypad_platform_data
  			*sdp4430_keypad_data, struct omap_board_data *bdata)
  {
  	struct platform_device *pdev;
  	struct omap_hwmod *oh;
  	struct omap4_keypad_platform_data *keypad_data;
  	unsigned int id = -1;
  	char *oh_name = "kbd";
  	char *name = "omap4-keypad";
  
  	oh = omap_hwmod_lookup(oh_name);
  	if (!oh) {
  		pr_err("Could not look up %s
  ", oh_name);
  		return -ENODEV;
  	}
  
  	keypad_data = sdp4430_keypad_data;
  
  	pdev = omap_device_build(name, id, oh, keypad_data,
  				 sizeof(struct omap4_keypad_platform_data));
  
  	if (IS_ERR(pdev)) {
  		WARN(1, "Can't build omap_device for %s:%s.
  ",
  						name, oh->name);
  		return PTR_ERR(pdev);
  	}
  	oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
  
  	return 0;
  }
  
  #if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE)
  static inline void __init omap_init_mbox(void)
  {
  	struct omap_hwmod *oh;
  	struct platform_device *pdev;
  	struct omap_mbox_pdata *pdata;
  
  	oh = omap_hwmod_lookup("mailbox");
  	if (!oh) {
  		pr_err("%s: unable to find hwmod
  ", __func__);
  		return;
  	}
  	if (!oh->dev_attr) {
  		pr_err("%s: hwmod doesn't have valid attrs
  ", __func__);
  		return;
  	}
  
  	pdata = (struct omap_mbox_pdata *)oh->dev_attr;
  	pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata));
  	WARN(IS_ERR(pdev), "%s: could not build device, err %ld
  ",
  						__func__, PTR_ERR(pdev));
  }
  #else
  static inline void omap_init_mbox(void) { }
  #endif /* CONFIG_OMAP2PLUS_MBOX */
  
  static inline void omap_init_sti(void) {}
  
  #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
  
  #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
  		defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
  
  static struct platform_device omap_hdmi_audio = {
  	.name	= "omap-hdmi-audio",
  	.id	= -1,
  };
  
  static void __init omap_init_hdmi_audio(void)
  {
  	struct omap_hwmod *oh;
  	struct platform_device *pdev;
  
  	oh = omap_hwmod_lookup("dss_hdmi");
  	if (!oh)
  		return;
  
  	pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
  	WARN(IS_ERR(pdev),
  	     "Can't build omap_device for omap-hdmi-audio-dai.
  ");
  
  	platform_device_register(&omap_hdmi_audio);
  }
  #else
  static inline void omap_init_hdmi_audio(void) {}
  #endif
  
  #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
  
  #include <linux/platform_data/spi-omap2-mcspi.h>
  
  static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
  {
  	struct platform_device *pdev;
  	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
  ");
  		return -ENOMEM;
  	}
  
  	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
  ");
  			kfree(pdata);
  			return -EINVAL;
  	}
  
  	spi_num++;
  	pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata));
  	WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s
  ",
  				name, oh->name);
  	kfree(pdata);
  	return 0;
  }
  
  static void omap_init_mcspi(void)
  {
  	omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
  }
  
  #else
  static inline void omap_init_mcspi(void) {}
  #endif
  
  /**
   * 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;
  
  	pdev = omap_device_build("omap_rng", -1, oh, NULL, 0);
  	WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng
  ");
  }
  
  static void __init omap_init_sham(void)
  {
  	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
  ");
  }
  
  static void __init omap_init_aes(void)
  {
  	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
  ");
  }
  
  /*-------------------------------------------------------------------------*/
  
  #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,
  };
  
  int __init omap_init_vout(void)
  {
  	return platform_device_register(&omap_vout_device);
  }
  #else
  int __init omap_init_vout(void) { return 0; }
  #endif
  
  /*-------------------------------------------------------------------------*/
  
  static int __init omap2_init_devices(void)
  {
  	/* Enable dummy states for those platforms without pinctrl support */
  	if (!of_have_populated_dt())
  		pinctrl_provide_dummies();
  
  	/*
  	 * please keep these calls, and their implementations above,
  	 * in alphabetical order so they're easier to sort through.
  	 */
  	omap_init_audio();
  	omap_init_camera();
  	omap_init_hdmi_audio();
  	omap_init_mbox();
  	/* If dtb is there, the devices will be created dynamically */
  	if (!of_have_populated_dt()) {
  		omap_init_mcspi();
  		omap_init_sham();
  		omap_init_aes();
  		omap_init_rng();
  	}
  	omap_init_sti();
  
  	return 0;
  }
  omap_arch_initcall(omap2_init_devices);