/* Copyright (c) 2011-2014, The Linux Foundation. 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 version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * 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.
 */

#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
#include <linux/memory.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/krait-regulator.h>
#include <linux/regulator/rpm-smd-regulator.h>
#include <asm/mach/map.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
#include <mach/board.h>
#include <mach/gpiomux.h>
#include <mach/msm_iomap.h>
#include <mach/msm_memtypes.h>
#include <soc/qcom/restart.h>
#include <soc/qcom/rpm-smd.h>
#include <soc/qcom/socinfo.h>
#include <soc/qcom/smd.h>
#include <soc/qcom/smem.h>
#include <soc/qcom/spm.h>
#include <soc/qcom/pm.h>
#include "board-dt.h"
#include "clock.h"
#include "platsmp.h"

void __init msm_8974_reserve(void)
{
	of_scan_flat_dt(dt_scan_for_memory_reserve, NULL);
}

/*
 * Used to satisfy dependencies for devices that need to be
 * run early or in a particular order. Most likely your device doesn't fall
 * into this category, and thus the driver should not be added here. The
 * EPROBE_DEFER can satisfy most dependency problems.
 */
void __init msm8974_add_drivers(void)
{
	msm_smd_init();
	msm_rpm_driver_init();
	msm_pm_sleep_status_init();
	rpm_smd_regulator_driver_init();
	msm_spm_device_init();
	krait_power_init();
}

static struct of_dev_auxdata msm_hsic_host_adata[] = {
	OF_DEV_AUXDATA("qcom,hsic-host", 0xF9A00000, "msm_hsic_host", NULL),
	{}
};

static struct of_dev_auxdata msm8974_auxdata_lookup[] __initdata = {
	OF_DEV_AUXDATA("qcom,hsusb-otg", 0xF9A55000, "msm_otg", NULL),
	OF_DEV_AUXDATA("qcom,ehci-host", 0xF9A55000, "msm_ehci_host", NULL),
	OF_DEV_AUXDATA("qcom,dwc-usb3-msm", 0xF9200000, "msm_dwc3", NULL),
	OF_DEV_AUXDATA("qcom,usb-bam-msm", 0xF9304000, "usb_bam", NULL),
	OF_DEV_AUXDATA("qcom,spi-qup-v2", 0xF9924000, \
			"spi_qsd.1", NULL),
	OF_DEV_AUXDATA("qcom,sdhci-msm", 0xF9824900, \
			"msm_sdcc.1", NULL),
	OF_DEV_AUXDATA("qcom,sdhci-msm", 0xF98A4900, \
			"msm_sdcc.2", NULL),
	OF_DEV_AUXDATA("qcom,sdhci-msm", 0xF9864900, \
			"msm_sdcc.3", NULL),
	OF_DEV_AUXDATA("qcom,sdhci-msm", 0xF98E4900, \
			"msm_sdcc.4", NULL),
	OF_DEV_AUXDATA("qcom,msm-rng", 0xF9BFF000, \
			"msm_rng", NULL),
	OF_DEV_AUXDATA("qcom,qseecom", 0xFE806000, \
			"qseecom", NULL),
	OF_DEV_AUXDATA("qcom,mdss_mdp", 0xFD900000, "mdp.0", NULL),
	OF_DEV_AUXDATA("qcom,msm-tsens", 0xFC4A8000, \
			"msm-tsens", NULL),
	OF_DEV_AUXDATA("qcom,qcedev", 0xFD440000, \
			"qcedev.0", NULL),
	OF_DEV_AUXDATA("qcom,qcrypto", 0xFD440000, \
			"qcrypto.0", NULL),
	OF_DEV_AUXDATA("qcom,hsic-host", 0xF9A00000, \
			"msm_hsic_host", NULL),
	OF_DEV_AUXDATA("qcom,hsic-smsc-hub", 0, "msm_smsc_hub",
			msm_hsic_host_adata),
	{}
};

static void __init msm8974_map_io(void)
{
	msm_map_8974_io();
}

void __init msm8974_init(void)
{
	struct of_dev_auxdata *adata = msm8974_auxdata_lookup;

	/*
	 * populate devices from DT first so smem probe will get called as part
	 * of msm_smem_init.  socinfo_init needs smem support so call
	 * msm_smem_init before it.  msm_8974_init_gpiomux needs socinfo so
	 * call socinfo_init before it.
	 */
	board_dt_populate(adata);

	msm_smem_init();

	if (socinfo_init() < 0)
		pr_err("%s: socinfo_init() failed\n", __func__);

	msm_8974_init_gpiomux();
	regulator_has_full_constraints();
	msm8974_add_drivers();
}

static const char *msm8974_dt_match[] __initconst = {
	"qcom,msm8974",
	"qcom,apq8074",
	NULL
};

DT_MACHINE_START(MSM8974_DT,
		"Qualcomm Technologies, Inc. MSM 8974 (Flattened Device Tree)")
	.map_io			= msm8974_map_io,
	.init_machine		= msm8974_init,
	.dt_compat		= msm8974_dt_match,
	.reserve		= msm_8974_reserve,
	.smp			= &msm8974_smp_ops,
MACHINE_END