arch/arm/mach-msm/board-msm7x27a.c

/* Copyright (c) 2011-2012, Code Aurora Forum. 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/kernel.h>
#include <linux/init.h>
#include <linux/gpio_event.h>
#include <linux/memblock.h>
#include <asm/mach-types.h>
#include <linux/memblock.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <mach/board.h>
#include <mach/msm_iomap.h>
#include <mach/msm_hsusb.h>
#include <mach/rpc_hsusb.h>
#include <mach/rpc_pmapp.h>
#include <mach/usbdiag.h>
#include <mach/msm_memtypes.h>
#include <mach/msm_serial_hs.h>
#include <linux/usb/android.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <mach/vreg.h>
#include <mach/pmic.h>
#include <mach/socinfo.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <asm/mach/mmc.h>
#include <linux/i2c.h>
#include <linux/i2c/sx150x.h>
#include <linux/gpio.h>
#include <linux/bootmem.h>
#include <linux/mfd/marimba.h>
#include <mach/vreg.h>
#include <linux/power_supply.h>
#include <linux/regulator/consumer.h>
#include <mach/rpc_pmapp.h>
#include <mach/msm_battery.h>
#include <linux/smsc911x.h>
#include <linux/atmel_maxtouch.h>
#include <linux/msm_adc.h>
#include <linux/msm_ion.h>
#include "devices.h"
#include "timer.h"
#include "board-msm7x27a-regulator.h"
#include "devices-msm7x2xa.h"
#include "pm.h"
#include <mach/rpc_server_handset.h>
#include <mach/socinfo.h>
#include "pm-boot.h"
#include "board-msm7627a.h"

#define RESERVE_KERNEL_EBI1_SIZE	0x3A000
#define MSM_RESERVE_AUDIO_SIZE	0x1F4000

#if defined(CONFIG_GPIO_SX150X)
enum {
	SX150X_CORE,
};

static struct sx150x_platform_data sx150x_data[] __initdata = {
	[SX150X_CORE]	= {
		.gpio_base		= GPIO_CORE_EXPANDER_BASE,
		.oscio_is_gpo		= false,
		.io_pullup_ena		= 0,
		.io_pulldn_ena		= 0x02,
		.io_open_drain_ena	= 0xfef8,
		.irq_summary		= -1,
	},
};
#endif


#if defined(CONFIG_BT) && defined(CONFIG_MARIMBA_CORE)
static struct platform_device msm_wlan_ar6000_pm_device = {
	.name           = "wlan_ar6000_pm_dev",
	.id             = -1,
};
#endif

#if defined(CONFIG_I2C) && defined(CONFIG_GPIO_SX150X)
static struct i2c_board_info core_exp_i2c_info[] __initdata = {
	{
		I2C_BOARD_INFO("sx1509q", 0x3e),
	},
};

static void __init register_i2c_devices(void)
{
	if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf() ||
			machine_is_msm8625_surf())
		sx150x_data[SX150X_CORE].io_open_drain_ena = 0xe0f0;

	core_exp_i2c_info[0].platform_data =
			&sx150x_data[SX150X_CORE];

	i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID,
				core_exp_i2c_info,
				ARRAY_SIZE(core_exp_i2c_info));
}
#endif

static struct msm_gpio qup_i2c_gpios_io[] = {
	{ GPIO_CFG(60, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_scl" },
	{ GPIO_CFG(61, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_sda" },
	{ GPIO_CFG(131, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_scl" },
	{ GPIO_CFG(132, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_sda" },
};

static struct msm_gpio qup_i2c_gpios_hw[] = {
	{ GPIO_CFG(60, 1, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_scl" },
	{ GPIO_CFG(61, 1, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_sda" },
	{ GPIO_CFG(131, 2, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_scl" },
	{ GPIO_CFG(132, 2, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_8MA),
		"qup_sda" },
};

static void gsbi_qup_i2c_gpio_config(int adap_id, int config_type)
{
	int rc;

	if (adap_id < 0 || adap_id > 1)
		return;

	/* Each adapter gets 2 lines from the table */
	if (config_type)
		rc = msm_gpios_request_enable(&qup_i2c_gpios_hw[adap_id*2], 2);
	else
		rc = msm_gpios_request_enable(&qup_i2c_gpios_io[adap_id*2], 2);
	if (rc < 0)
		pr_err("QUP GPIO request/enable failed: %d\n", rc);
}

static struct msm_i2c_platform_data msm_gsbi0_qup_i2c_pdata = {
	.clk_freq		= 100000,
	.msm_i2c_config_gpio	= gsbi_qup_i2c_gpio_config,
};

static struct msm_i2c_platform_data msm_gsbi1_qup_i2c_pdata = {
	.clk_freq		= 100000,
	.msm_i2c_config_gpio	= gsbi_qup_i2c_gpio_config,
};

#ifdef CONFIG_ARCH_MSM7X27A
#define MSM_RESERVE_MDP_SIZE		0x1B00000
#define MSM7x25A_MSM_RESERVE_MDP_SIZE   0x1500000
#define MSM_RESERVE_ADSP_SIZE		0x1200000
#define MSM7x25A_MSM_RESERVE_ADSP_SIZE	0xB91000
#define CAMERA_ZSL_SIZE			(SZ_1M * 60)
#endif

#ifdef CONFIG_ION_MSM
#define MSM_ION_HEAP_NUM        4
static struct platform_device ion_dev;
static int msm_ion_camera_size;
static int msm_ion_audio_size;
static int msm_ion_sf_size;
#endif


static struct android_usb_platform_data android_usb_pdata = {
	.update_pid_and_serial_num = usb_diag_update_pid_and_serial_num,
};

static struct platform_device android_usb_device = {
	.name	= "android_usb",
	.id	= -1,
	.dev	= {
		.platform_data = &android_usb_pdata,
	},
};

#ifdef CONFIG_USB_EHCI_MSM_72K
static void msm_hsusb_vbus_power(unsigned phy_info, int on)
{
	int rc = 0;
	unsigned gpio;

	gpio = GPIO_HOST_VBUS_EN;

	rc = gpio_request(gpio, "i2c_host_vbus_en");
	if (rc < 0) {
		pr_err("failed to request %d GPIO\n", gpio);
		return;
	}
	gpio_direction_output(gpio, !!on);
	gpio_set_value_cansleep(gpio, !!on);
	gpio_free(gpio);
}

static struct msm_usb_host_platform_data msm_usb_host_pdata = {
	.phy_info       = (USB_PHY_INTEGRATED | USB_PHY_MODEL_45NM),
};

static void __init msm7x2x_init_host(void)
{
	msm_add_host(0, &msm_usb_host_pdata);
}
#endif

#ifdef CONFIG_USB_MSM_OTG_72K
static int hsusb_rpc_connect(int connect)
{
	if (connect)
		return msm_hsusb_rpc_connect();
	else
		return msm_hsusb_rpc_close();
}

static struct regulator *reg_hsusb;
static int msm_hsusb_ldo_init(int init)
{
	int rc = 0;

	if (init) {
		reg_hsusb = regulator_get(NULL, "usb");
		if (IS_ERR(reg_hsusb)) {
			rc = PTR_ERR(reg_hsusb);
			pr_err("%s: could not get regulator: %d\n",
					__func__, rc);
			goto out;
		}

		rc = regulator_set_voltage(reg_hsusb, 3300000, 3300000);
		if (rc) {
			pr_err("%s: could not set voltage: %d\n",
					__func__, rc);
			goto reg_free;
		}

		return 0;
	}
	/* else fall through */
reg_free:
	regulator_put(reg_hsusb);
out:
	reg_hsusb = NULL;
	return rc;
}

static int msm_hsusb_ldo_enable(int enable)
{
	static int ldo_status;

	if (IS_ERR_OR_NULL(reg_hsusb))
		return reg_hsusb ? PTR_ERR(reg_hsusb) : -ENODEV;

	if (ldo_status == enable)
		return 0;

	ldo_status = enable;

	return enable ?
		regulator_enable(reg_hsusb) :
		regulator_disable(reg_hsusb);
}

#ifndef CONFIG_USB_EHCI_MSM_72K
static int msm_hsusb_pmic_notif_init(void (*callback)(int online), int init)
{
	int ret = 0;

	if (init)
		ret = msm_pm_app_rpc_init(callback);
	else
		msm_pm_app_rpc_deinit(callback);

	return ret;
}
#endif

static struct msm_otg_platform_data msm_otg_pdata = {
#ifndef CONFIG_USB_EHCI_MSM_72K
	.pmic_vbus_notif_init	 = msm_hsusb_pmic_notif_init,
#else
	.vbus_power		 = msm_hsusb_vbus_power,
#endif
	.rpc_connect		 = hsusb_rpc_connect,
	.pemp_level		 = PRE_EMPHASIS_WITH_20_PERCENT,
	.cdr_autoreset		 = CDR_AUTO_RESET_DISABLE,
	.drv_ampl		 = HS_DRV_AMPLITUDE_DEFAULT,
	.se1_gating		 = SE1_GATING_DISABLE,
	.ldo_init		 = msm_hsusb_ldo_init,
	.ldo_enable		 = msm_hsusb_ldo_enable,
	.chg_init		 = hsusb_chg_init,
	.chg_connected		 = hsusb_chg_connected,
	.chg_vbus_draw		 = hsusb_chg_vbus_draw,
};
#endif

static struct msm_hsusb_gadget_platform_data msm_gadget_pdata = {
	.is_phy_status_timer_on = 1,
};

static struct resource smc91x_resources[] = {
	[0] = {
		.start = 0x90000300,
		.end   = 0x900003ff,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = MSM_GPIO_TO_INT(4),
		.end   = MSM_GPIO_TO_INT(4),
		.flags = IORESOURCE_IRQ,
	},
};

static struct platform_device smc91x_device = {
	.name           = "smc91x",
	.id             = 0,
	.num_resources  = ARRAY_SIZE(smc91x_resources),
	.resource       = smc91x_resources,
};

#ifdef CONFIG_SERIAL_MSM_HS
static struct msm_serial_hs_platform_data msm_uart_dm1_pdata = {
	.inject_rx_on_wakeup	= 1,
	.rx_to_inject		= 0xFD,
};
#endif
static struct msm_pm_platform_data msm7x27a_pm_data[MSM_PM_SLEEP_MODE_NR] = {
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_POWER_COLLAPSE)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 1,
					.suspend_enabled = 1,
					.latency = 16000,
					.residency = 20000,
	},
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_POWER_COLLAPSE_NO_XO_SHUTDOWN)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 1,
					.suspend_enabled = 1,
					.latency = 12000,
					.residency = 20000,
	},
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_RAMP_DOWN_AND_WAIT_FOR_INTERRUPT)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 0,
					.suspend_enabled = 1,
					.latency = 2000,
					.residency = 0,
	},
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_WAIT_FOR_INTERRUPT)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 1,
					.suspend_enabled = 1,
					.latency = 2,
					.residency = 0,
	},
};

static struct msm_pm_boot_platform_data msm_pm_boot_pdata __initdata = {
	.mode = MSM_PM_BOOT_CONFIG_RESET_VECTOR_PHYS,
	.p_addr = 0,
};

/* 8625 PM platform data */
static struct msm_pm_platform_data msm8625_pm_data[MSM_PM_SLEEP_MODE_NR * 2] = {
	/* CORE0 entries */
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_POWER_COLLAPSE)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 0,
					.suspend_enabled = 0,
					.latency = 16000,
					.residency = 20000,
	},

	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_POWER_COLLAPSE_NO_XO_SHUTDOWN)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 0,
					.suspend_enabled = 0,
					.latency = 12000,
					.residency = 20000,
	},

	/* picked latency & redisdency values from 7x30 */
	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_POWER_COLLAPSE_STANDALONE)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 0,
					.suspend_enabled = 0,
					.latency = 500,
					.residency = 6000,
	},

	[MSM_PM_MODE(0, MSM_PM_SLEEP_MODE_WAIT_FOR_INTERRUPT)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 1,
					.suspend_enabled = 1,
					.latency = 2,
					.residency = 10,
	},

	/* picked latency & redisdency values from 7x30 */
	[MSM_PM_MODE(1, MSM_PM_SLEEP_MODE_POWER_COLLAPSE_STANDALONE)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 0,
					.suspend_enabled = 0,
					.latency = 500,
					.residency = 6000,
	},

	[MSM_PM_MODE(1, MSM_PM_SLEEP_MODE_WAIT_FOR_INTERRUPT)] = {
					.idle_supported = 1,
					.suspend_supported = 1,
					.idle_enabled = 1,
					.suspend_enabled = 1,
					.latency = 2,
					.residency = 10,
	},

};

static struct msm_pm_boot_platform_data msm_pm_8625_boot_pdata __initdata = {
	.mode = MSM_PM_BOOT_CONFIG_REMAP_BOOT_ADDR,
	.v_addr = MSM_CFG_CTL_BASE,
};

static unsigned reserve_mdp_size = MSM_RESERVE_MDP_SIZE;
static int __init reserve_mdp_size_setup(char *p)
{
	reserve_mdp_size = memparse(p, NULL);
	return 0;
}

early_param("reserve_mdp_size", reserve_mdp_size_setup);

static unsigned reserve_adsp_size = MSM_RESERVE_ADSP_SIZE;
static int __init reserve_adsp_size_setup(char *p)
{
	reserve_adsp_size = memparse(p, NULL);
	return 0;
}

early_param("reserve_adsp_size", reserve_adsp_size_setup);

static u32 msm_calculate_batt_capacity(u32 current_voltage);

static struct msm_psy_batt_pdata msm_psy_batt_data = {
	.voltage_min_design     = 3200,
	.voltage_max_design     = 4200,
	.voltage_fail_safe      = 3340,
	.avail_chg_sources      = AC_CHG | USB_CHG ,
	.batt_technology        = POWER_SUPPLY_TECHNOLOGY_LION,
	.calculate_capacity     = &msm_calculate_batt_capacity,
};

static u32 msm_calculate_batt_capacity(u32 current_voltage)
{
	u32 low_voltage	 = msm_psy_batt_data.voltage_min_design;
	u32 high_voltage = msm_psy_batt_data.voltage_max_design;

	if (current_voltage <= low_voltage)
		return 0;
	else if (current_voltage >= high_voltage)
		return 100;
	else
		return (current_voltage - low_voltage) * 100
			/ (high_voltage - low_voltage);
}

static struct platform_device msm_batt_device = {
	.name               = "msm-battery",
	.id                 = -1,
	.dev.platform_data  = &msm_psy_batt_data,
};

static struct smsc911x_platform_config smsc911x_config = {
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
	.flags		= SMSC911X_USE_16BIT,
};

static struct resource smsc911x_resources[] = {
	[0] = {
		.start	= 0x90000000,
		.end	= 0x90007fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= MSM_GPIO_TO_INT(48),
		.end	= MSM_GPIO_TO_INT(48),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
	},
};

static struct platform_device smsc911x_device = {
	.name		= "smsc911x",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(smsc911x_resources),
	.resource	= smsc911x_resources,
	.dev		= {
		.platform_data	= &smsc911x_config,
	},
};

static struct msm_gpio smsc911x_gpios[] = {
	{ GPIO_CFG(48, 0, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_6MA),
							 "smsc911x_irq"  },
	{ GPIO_CFG(49, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_6MA),
							 "eth_fifo_sel" },
};

static char *msm_adc_surf_device_names[] = {
	"XO_ADC",
};

static struct msm_adc_platform_data msm_adc_pdata = {
	.dev_names = msm_adc_surf_device_names,
	.num_adc = ARRAY_SIZE(msm_adc_surf_device_names),
	.target_hw = MSM_8x25,
};

static struct platform_device msm_adc_device = {
	.name   = "msm_adc",
	.id = -1,
	.dev = {
		.platform_data = &msm_adc_pdata,
	},
};

#ifdef CONFIG_MSM_RTB
static struct msm_rtb_platform_data msm7x27a_rtb_pdata = {
	.size = SZ_1M,
};

static int __init msm_rtb_set_buffer_size(char *p)
{
	int s;

	s = memparse(p, NULL);
	msm7x27a_rtb_pdata.size = ALIGN(s, SZ_4K);
	return 0;
}
early_param("msm_rtb_size", msm_rtb_set_buffer_size);

struct platform_device msm7x27a_rtb_device = {
	.name = "msm_rtb",
	.id   = -1,
	.dev  = {
		.platform_data = &msm7x27a_rtb_pdata,
	},
};
#endif

#define ETH_FIFO_SEL_GPIO	49
static void msm7x27a_cfg_smsc911x(void)
{
	int res;

	res = msm_gpios_request_enable(smsc911x_gpios,
				 ARRAY_SIZE(smsc911x_gpios));
	if (res) {
		pr_err("%s: unable to enable gpios for SMSC911x\n", __func__);
		return;
	}

	/* ETH_FIFO_SEL */
	res = gpio_direction_output(ETH_FIFO_SEL_GPIO, 0);
	if (res) {
		pr_err("%s: unable to get direction for gpio %d\n", __func__,
							 ETH_FIFO_SEL_GPIO);
		msm_gpios_disable_free(smsc911x_gpios,
						 ARRAY_SIZE(smsc911x_gpios));
		return;
	}
	gpio_set_value(ETH_FIFO_SEL_GPIO, 0);
}

#if defined(CONFIG_SERIAL_MSM_HSL_CONSOLE) \
		&& defined(CONFIG_MSM_SHARED_GPIO_FOR_UART2DM)
static struct msm_gpio uart2dm_gpios[] = {
	{GPIO_CFG(19, 2, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
							"uart2dm_rfr_n" },
	{GPIO_CFG(20, 2, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
							"uart2dm_cts_n" },
	{GPIO_CFG(21, 2, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
							"uart2dm_rx"    },
	{GPIO_CFG(108, 2, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA),
							"uart2dm_tx"    },
};

static void msm7x27a_cfg_uart2dm_serial(void)
{
	int ret;
	ret = msm_gpios_request_enable(uart2dm_gpios,
					ARRAY_SIZE(uart2dm_gpios));
	if (ret)
		pr_err("%s: unable to enable gpios for uart2dm\n", __func__);
}
#else
static void msm7x27a_cfg_uart2dm_serial(void) { }
#endif

static struct platform_device *rumi_sim_devices[] __initdata = {
	&msm_device_dmov,
	&msm_device_smd,
	&smc91x_device,
	&msm_device_uart1,
	&msm_device_nand,
	&msm_device_uart_dm1,
	&msm_gsbi0_qup_i2c_device,
	&msm_gsbi1_qup_i2c_device,
};

static struct platform_device *msm8625_rumi3_devices[] __initdata = {
	&msm8625_device_dmov,
	&msm8625_device_smd,
	&msm8625_device_uart1,
	&msm8625_gsbi0_qup_i2c_device,
};

static struct platform_device *msm7627a_surf_ffa_devices[] __initdata = {
	&msm_device_dmov,
	&msm_device_smd,
	&msm_device_uart1,
	&msm_device_uart_dm1,
	&msm_device_uart_dm2,
	&msm_gsbi0_qup_i2c_device,
	&msm_gsbi1_qup_i2c_device,
	&msm_device_otg,
	&msm_device_gadget_peripheral,
	&smsc911x_device,
	&msm_kgsl_3d0,
};

static struct platform_device *common_devices[] __initdata = {
	&android_usb_device,
	&msm_device_nand,
	&msm_device_snd,
	&msm_device_cad,
	&msm_device_adspdec,
	&asoc_msm_pcm,
	&asoc_msm_dai0,
	&asoc_msm_dai1,
	&msm_batt_device,
	&msm_adc_device,
#ifdef CONFIG_MSM_RTB
	&msm7x27a_rtb_device,
#endif
#ifdef CONFIG_ION_MSM
	&ion_dev,
#endif
};

static struct platform_device *msm8625_surf_devices[] __initdata = {
	&msm8625_device_dmov,
	&msm8625_device_uart1,
	&msm8625_device_uart_dm1,
	&msm8625_device_uart_dm2,
	&msm8625_gsbi0_qup_i2c_device,
	&msm8625_gsbi1_qup_i2c_device,
	&msm8625_device_smd,
	&msm8625_device_otg,
	&msm8625_device_gadget_peripheral,
	&msm8625_kgsl_3d0,
};

static unsigned reserve_kernel_ebi1_size = RESERVE_KERNEL_EBI1_SIZE;
static int __init reserve_kernel_ebi1_size_setup(char *p)
{
	reserve_kernel_ebi1_size = memparse(p, NULL);
	return 0;
}
early_param("reserve_kernel_ebi1_size", reserve_kernel_ebi1_size_setup);

static unsigned reserve_audio_size = MSM_RESERVE_AUDIO_SIZE;
static int __init reserve_audio_size_setup(char *p)
{
	reserve_audio_size = memparse(p, NULL);
	return 0;
}
early_param("reserve_audio_size", reserve_audio_size_setup);

static void fix_sizes(void)
{
	if (machine_is_msm7625a_surf() || machine_is_msm7625a_ffa()) {
		reserve_mdp_size = MSM7x25A_MSM_RESERVE_MDP_SIZE;
		reserve_adsp_size = MSM7x25A_MSM_RESERVE_ADSP_SIZE;
	} else {
		reserve_mdp_size = MSM_RESERVE_MDP_SIZE;
		reserve_adsp_size = MSM_RESERVE_ADSP_SIZE;
	}

	if (get_ddr_size() > SZ_512M)
		reserve_adsp_size = CAMERA_ZSL_SIZE;
#ifdef CONFIG_ION_MSM
	msm_ion_camera_size = reserve_adsp_size;
	msm_ion_audio_size = (MSM_RESERVE_AUDIO_SIZE +
					RESERVE_KERNEL_EBI1_SIZE);
	msm_ion_sf_size = reserve_mdp_size;
#endif
}

#ifdef CONFIG_ION_MSM
#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
static struct ion_co_heap_pdata co_ion_pdata = {
	.adjacent_mem_id = INVALID_HEAP_ID,
	.align = PAGE_SIZE,
};
#endif

/**
 * These heaps are listed in the order they will be allocated.
 * Don't swap the order unless you know what you are doing!
 */
static struct ion_platform_data ion_pdata = {
	.nr = MSM_ION_HEAP_NUM,
	.has_outer_cache = 1,
	.heaps = {
		{
			.id	= ION_SYSTEM_HEAP_ID,
			.type	= ION_HEAP_TYPE_SYSTEM,
			.name	= ION_VMALLOC_HEAP_NAME,
		},
#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
		/* ION_ADSP = CAMERA */
		{
			.id	= ION_CAMERA_HEAP_ID,
			.type	= ION_HEAP_TYPE_CARVEOUT,
			.name	= ION_CAMERA_HEAP_NAME,
			.memory_type = ION_EBI_TYPE,
			.extra_data = (void *)&co_ion_pdata,
		},
		/* ION_AUDIO */
		{
			.id	= ION_AUDIO_HEAP_ID,
			.type	= ION_HEAP_TYPE_CARVEOUT,
			.name	= ION_AUDIO_HEAP_NAME,
			.memory_type = ION_EBI_TYPE,
			.extra_data = (void *)&co_ion_pdata,
		},
		/* ION_MDP = SF */
		{
			.id	= ION_SF_HEAP_ID,
			.type	= ION_HEAP_TYPE_CARVEOUT,
			.name	= ION_SF_HEAP_NAME,
			.memory_type = ION_EBI_TYPE,
			.extra_data = (void *)&co_ion_pdata,
		},
#endif
	}
};

static struct platform_device ion_dev = {
	.name = "ion-msm",
	.id = 1,
	.dev = { .platform_data = &ion_pdata },
};
#endif

static struct memtype_reserve msm7x27a_reserve_table[] __initdata = {
	[MEMTYPE_SMI] = {
	},
	[MEMTYPE_EBI0] = {
		.flags	=	MEMTYPE_FLAGS_1M_ALIGN,
	},
	[MEMTYPE_EBI1] = {
		.flags	=	MEMTYPE_FLAGS_1M_ALIGN,
	},
};

#ifdef CONFIG_MSM_RTB
static void __init reserve_rtb_memory(void)
{
	msm7x27a_reserve_table[MEMTYPE_EBI1].size += msm7x27a_rtb_pdata.size;
}
#else
static void __init reserve_rtb_memory(void)
{
}
#endif

static void __init size_ion_devices(void)
{
#ifdef CONFIG_MSM_MULTIMEDIA_USE_ION
	ion_pdata.heaps[1].size = msm_ion_camera_size;
	ion_pdata.heaps[2].size = msm_ion_audio_size;
	ion_pdata.heaps[3].size = msm_ion_sf_size;
#endif
}

static void __init reserve_ion_memory(void)
{
#if defined(CONFIG_ION_MSM) && defined(CONFIG_MSM_MULTIMEDIA_USE_ION)
	msm7x27a_reserve_table[MEMTYPE_EBI1].size += msm_ion_camera_size;
	msm7x27a_reserve_table[MEMTYPE_EBI1].size += msm_ion_audio_size;
	msm7x27a_reserve_table[MEMTYPE_EBI1].size += msm_ion_sf_size;
#endif
}

static void __init msm7x27a_calculate_reserve_sizes(void)
{
	fix_sizes();
	size_ion_devices();
	reserve_ion_memory();
	reserve_rtb_memory();
}

static int msm7x27a_paddr_to_memtype(unsigned int paddr)
{
	return MEMTYPE_EBI1;
}

static struct reserve_info msm7x27a_reserve_info __initdata = {
	.memtype_reserve_table = msm7x27a_reserve_table,
	.calculate_reserve_sizes = msm7x27a_calculate_reserve_sizes,
	.paddr_to_memtype = msm7x27a_paddr_to_memtype,
};

static void __init msm7x27a_reserve(void)
{
	reserve_info = &msm7x27a_reserve_info;
	msm_reserve();
}

static void __init msm8625_reserve(void)
{
	msm7x27a_reserve();
	memblock_remove(MSM8625_SECONDARY_PHYS, SZ_8);
	memblock_remove(MSM8625_WARM_BOOT_PHYS, SZ_32);
}

static void __init msm7x27a_device_i2c_init(void)
{
	msm_gsbi0_qup_i2c_device.dev.platform_data = &msm_gsbi0_qup_i2c_pdata;
	msm_gsbi1_qup_i2c_device.dev.platform_data = &msm_gsbi1_qup_i2c_pdata;
}

static void __init msm8625_device_i2c_init(void)
{
	msm8625_gsbi0_qup_i2c_device.dev.platform_data =
		&msm_gsbi0_qup_i2c_pdata;
	msm8625_gsbi1_qup_i2c_device.dev.platform_data =
		&msm_gsbi1_qup_i2c_pdata;
}

#define MSM_EBI2_PHYS			0xa0d00000
#define MSM_EBI2_XMEM_CS2_CFG1		0xa0d10030

static void __init msm7x27a_init_ebi2(void)
{
	uint32_t ebi2_cfg;
	void __iomem *ebi2_cfg_ptr;

	ebi2_cfg_ptr = ioremap_nocache(MSM_EBI2_PHYS, sizeof(uint32_t));
	if (!ebi2_cfg_ptr)
		return;

	ebi2_cfg = readl(ebi2_cfg_ptr);
	if (machine_is_msm7x27a_rumi3() || machine_is_msm7x27a_surf() ||
		machine_is_msm7625a_surf() || machine_is_msm8625_surf())
		ebi2_cfg |= (1 << 4); /* CS2 */

	writel(ebi2_cfg, ebi2_cfg_ptr);
	iounmap(ebi2_cfg_ptr);

	/* Enable A/D MUX[bit 31] from EBI2_XMEM_CS2_CFG1 */
	ebi2_cfg_ptr = ioremap_nocache(MSM_EBI2_XMEM_CS2_CFG1,
							 sizeof(uint32_t));
	if (!ebi2_cfg_ptr)
		return;

	ebi2_cfg = readl(ebi2_cfg_ptr);
	if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf())
		ebi2_cfg |= (1 << 31);

	writel(ebi2_cfg, ebi2_cfg_ptr);
	iounmap(ebi2_cfg_ptr);
}

static struct platform_device msm_proccomm_regulator_dev = {
	.name   = PROCCOMM_REGULATOR_DEV_NAME,
	.id     = -1,
	.dev    = {
		.platform_data = &msm7x27a_proccomm_regulator_data
	}
};

static void msm_adsp_add_pdev(void)
{
	int rc = 0;
	struct rpc_board_dev *rpc_adsp_pdev;

	rpc_adsp_pdev = kzalloc(sizeof(struct rpc_board_dev), GFP_KERNEL);
	if (rpc_adsp_pdev == NULL) {
		pr_err("%s: Memory Allocation failure\n", __func__);
		return;
	}
	rpc_adsp_pdev->prog = ADSP_RPC_PROG;

	if (cpu_is_msm8625())
		rpc_adsp_pdev->pdev = msm8625_device_adsp;
	else
		rpc_adsp_pdev->pdev = msm_adsp_device;
	rc = msm_rpc_add_board_dev(rpc_adsp_pdev, 1);
	if (rc < 0) {
		pr_err("%s: return val: %d\n",	__func__, rc);
		kfree(rpc_adsp_pdev);
	}
}

static void __init msm7627a_rumi3_init(void)
{
	msm7x27a_init_ebi2();
	platform_add_devices(rumi_sim_devices,
			ARRAY_SIZE(rumi_sim_devices));
}

static void __init msm8625_rumi3_init(void)
{
	msm7x2x_misc_init();
	msm_adsp_add_pdev();
	msm8625_device_i2c_init();
	platform_add_devices(msm8625_rumi3_devices,
			ARRAY_SIZE(msm8625_rumi3_devices));

	msm_pm_set_platform_data(msm8625_pm_data,
			 ARRAY_SIZE(msm8625_pm_data));
	BUG_ON(msm_pm_boot_init(&msm_pm_8625_boot_pdata));
	msm8x25_spm_device_init();
	msm_pm_register_cpr_ops();
}

#define UART1DM_RX_GPIO		45

#if defined(CONFIG_BT) && defined(CONFIG_MARIMBA_CORE)
static int __init msm7x27a_init_ar6000pm(void)
{
	msm_wlan_ar6000_pm_device.dev.platform_data = &ar600x_wlan_power;
	return platform_device_register(&msm_wlan_ar6000_pm_device);
}
#else
static int __init msm7x27a_init_ar6000pm(void) { return 0; }
#endif

static void __init msm7x27a_init_regulators(void)
{
	int rc = platform_device_register(&msm_proccomm_regulator_dev);
	if (rc)
		pr_err("%s: could not register regulator device: %d\n",
				__func__, rc);
}

static void __init msm7x27a_add_footswitch_devices(void)
{
	platform_add_devices(msm_footswitch_devices,
			msm_num_footswitch_devices);
}

static void __init msm7x27a_add_platform_devices(void)
{
	if (machine_is_msm8625_surf() || machine_is_msm8625_ffa()) {
		platform_add_devices(msm8625_surf_devices,
			ARRAY_SIZE(msm8625_surf_devices));
	} else {
		platform_add_devices(msm7627a_surf_ffa_devices,
			ARRAY_SIZE(msm7627a_surf_ffa_devices));
	}

	platform_add_devices(common_devices,
			ARRAY_SIZE(common_devices));
}

static void __init msm7x27a_uartdm_config(void)
{
	msm7x27a_cfg_uart2dm_serial();
	msm_uart_dm1_pdata.wakeup_irq = gpio_to_irq(UART1DM_RX_GPIO);
	if (cpu_is_msm8625())
		msm8625_device_uart_dm1.dev.platform_data =
			&msm_uart_dm1_pdata;
	else
		msm_device_uart_dm1.dev.platform_data = &msm_uart_dm1_pdata;
}

static void __init msm7x27a_otg_gadget(void)
{
	if (cpu_is_msm8625()) {
		msm_otg_pdata.swfi_latency =
		msm8625_pm_data[MSM_PM_SLEEP_MODE_WAIT_FOR_INTERRUPT].latency;
		msm8625_device_otg.dev.platform_data = &msm_otg_pdata;
		msm8625_device_gadget_peripheral.dev.platform_data =
			&msm_gadget_pdata;
	} else {
		msm_otg_pdata.swfi_latency =
		msm7x27a_pm_data[
		MSM_PM_SLEEP_MODE_RAMP_DOWN_AND_WAIT_FOR_INTERRUPT].latency;
		msm_device_otg.dev.platform_data = &msm_otg_pdata;
		msm_device_gadget_peripheral.dev.platform_data =
			&msm_gadget_pdata;
	}
}

static void __init msm7x27a_pm_init(void)
{
	if (machine_is_msm8625_surf() || machine_is_msm8625_ffa()) {
		msm_pm_set_platform_data(msm8625_pm_data,
				ARRAY_SIZE(msm8625_pm_data));
		BUG_ON(msm_pm_boot_init(&msm_pm_8625_boot_pdata));
		msm8x25_spm_device_init();
		msm_pm_register_cpr_ops();
	} else {
		msm_pm_set_platform_data(msm7x27a_pm_data,
				ARRAY_SIZE(msm7x27a_pm_data));
		BUG_ON(msm_pm_boot_init(&msm_pm_boot_pdata));
	}

	msm_pm_register_irqs();
}

static void __init msm7x2x_init(void)
{
	msm7x2x_misc_init();

	/* Initialize regulators first so that other devices can use them */
	msm7x27a_init_regulators();
	msm_adsp_add_pdev();
	if (cpu_is_msm8625())
		msm8625_device_i2c_init();
	else
		msm7x27a_device_i2c_init();
	msm7x27a_init_ebi2();
	msm7x27a_uartdm_config();

	msm7x27a_otg_gadget();
	msm7x27a_cfg_smsc911x();

	msm7x27a_add_footswitch_devices();
	msm7x27a_add_platform_devices();
	/* Ensure ar6000pm device is registered before MMC/SDC */
	msm7x27a_init_ar6000pm();
	msm7627a_init_mmc();
	msm_fb_add_devices();
	msm7x2x_init_host();
	msm7x27a_pm_init();
	register_i2c_devices();
#if defined(CONFIG_BT) && defined(CONFIG_MARIMBA_CORE)
	msm7627a_bt_power_init();
#endif
	msm7627a_camera_init();
	msm7627a_add_io_devices();
	/*7x25a kgsl initializations*/
	msm7x25a_kgsl_3d0_init();
	/*8x25 kgsl initializations*/
	msm8x25_kgsl_3d0_init();
}

static void __init msm7x2x_init_early(void)
{
	msm_msm7627a_allocate_memory_regions();
}

MACHINE_START(MSM7X27A_RUMI3, "QCT MSM7x27a RUMI3")
	.atag_offset	= 0x100,
	.map_io		= msm_common_io_init,
	.reserve	= msm7x27a_reserve,
	.init_irq	= msm_init_irq,
	.init_machine	= msm7627a_rumi3_init,
	.timer		= &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= vic_handle_irq,
MACHINE_END
MACHINE_START(MSM7X27A_SURF, "QCT MSM7x27a SURF")
	.atag_offset	= 0x100,
	.map_io		= msm_common_io_init,
	.reserve	= msm7x27a_reserve,
	.init_irq	= msm_init_irq,
	.init_machine	= msm7x2x_init,
	.timer		= &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= vic_handle_irq,
MACHINE_END
MACHINE_START(MSM7X27A_FFA, "QCT MSM7x27a FFA")
	.atag_offset	= 0x100,
	.map_io		= msm_common_io_init,
	.reserve	= msm7x27a_reserve,
	.init_irq	= msm_init_irq,
	.init_machine	= msm7x2x_init,
	.timer		= &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= vic_handle_irq,
MACHINE_END
MACHINE_START(MSM7625A_SURF, "QCT MSM7625a SURF")
	.atag_offset    = 0x100,
	.map_io         = msm_common_io_init,
	.reserve        = msm7x27a_reserve,
	.init_irq       = msm_init_irq,
	.init_machine   = msm7x2x_init,
	.timer          = &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= vic_handle_irq,
MACHINE_END
MACHINE_START(MSM7625A_FFA, "QCT MSM7625a FFA")
	.atag_offset    = 0x100,
	.map_io         = msm_common_io_init,
	.reserve        = msm7x27a_reserve,
	.init_irq       = msm_init_irq,
	.init_machine   = msm7x2x_init,
	.timer          = &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= vic_handle_irq,
MACHINE_END
MACHINE_START(MSM8625_RUMI3, "QCT MSM8625 RUMI3")
	.atag_offset    = 0x100,
	.map_io         = msm8625_map_io,
	.reserve        = msm8625_reserve,
	.init_irq       = msm8625_init_irq,
	.init_machine   = msm8625_rumi3_init,
	.timer          = &msm_timer,
	.handle_irq	= gic_handle_irq,
MACHINE_END
MACHINE_START(MSM8625_SURF, "QCT MSM8625 SURF")
	.atag_offset    = 0x100,
	.map_io         = msm8625_map_io,
	.reserve        = msm8625_reserve,
	.init_irq       = msm8625_init_irq,
	.init_machine   = msm7x2x_init,
	.timer          = &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= gic_handle_irq,
MACHINE_END
MACHINE_START(MSM8625_FFA, "QCT MSM8625 FFA")
	.atag_offset    = 0x100,
	.map_io         = msm8625_map_io,
	.reserve        = msm8625_reserve,
	.init_irq       = msm8625_init_irq,
	.init_machine   = msm7x2x_init,
	.timer          = &msm_timer,
	.init_early     = msm7x2x_init_early,
	.handle_irq	= gic_handle_irq,
MACHINE_END