linux/arch/arm/mach-ux500/board-mop500.c

716 lines
18 KiB
C

/*
* Copyright (C) 2008-2012 ST-Ericsson
*
* Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2, as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/platform_data/i2c-nomadik.h>
#include <linux/platform_data/db8500_thermal.h>
#include <linux/gpio.h>
#include <linux/amba/bus.h>
#include <linux/amba/pl022.h>
#include <linux/amba/serial.h>
#include <linux/spi/spi.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/regulator/ab8500.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/gpio-regulator.h>
#include <linux/mfd/tc3589x.h>
#include <linux/mfd/tps6105x.h>
#include <linux/mfd/abx500/ab8500-gpio.h>
#include <linux/mfd/abx500/ab8500-codec.h>
#include <linux/platform_data/leds-lp55xx.h>
#include <linux/input.h>
#include <linux/smsc911x.h>
#include <linux/gpio_keys.h>
#include <linux/delay.h>
#include <linux/leds.h>
#include <linux/pinctrl/consumer.h>
#include <linux/platform_data/pinctrl-nomadik.h>
#include <linux/platform_data/dma-ste-dma40.h>
#include <asm/mach-types.h>
#include "setup.h"
#include "devices.h"
#include "irqs.h"
#include <linux/platform_data/crypto-ux500.h>
#include "ste-dma40-db8500.h"
#include "db8500-regs.h"
#include "devices-db8500.h"
#include "board-mop500.h"
#include "board-mop500-regulators.h"
static struct gpio_led snowball_led_array[] = {
{
.name = "user_led",
.default_trigger = "heartbeat",
.gpio = 142,
},
};
static struct gpio_led_platform_data snowball_led_data = {
.leds = snowball_led_array,
.num_leds = ARRAY_SIZE(snowball_led_array),
};
static struct platform_device snowball_led_dev = {
.name = "leds-gpio",
.dev = {
.platform_data = &snowball_led_data,
},
};
static struct fixed_voltage_config snowball_gpio_en_3v3_data = {
.supply_name = "EN-3V3",
.gpio = SNOWBALL_EN_3V3_ETH_GPIO,
.microvolts = 3300000,
.enable_high = 1,
.init_data = &gpio_en_3v3_regulator,
.startup_delay = 5000, /* 1200us */
};
static struct platform_device snowball_gpio_en_3v3_regulator_dev = {
.name = "reg-fixed-voltage",
.id = 1,
.dev = {
.platform_data = &snowball_gpio_en_3v3_data,
},
};
/* Dynamically populated. */
static struct gpio sdi0_reg_gpios[] = {
{ 0, GPIOF_OUT_INIT_LOW, "mmci_vsel" },
};
static struct gpio_regulator_state sdi0_reg_states[] = {
{ .value = 2900000, .gpios = (0 << 0) },
{ .value = 1800000, .gpios = (1 << 0) },
};
static struct gpio_regulator_config sdi0_reg_info = {
.supply_name = "ext-mmc-level-shifter",
.gpios = sdi0_reg_gpios,
.nr_gpios = ARRAY_SIZE(sdi0_reg_gpios),
.states = sdi0_reg_states,
.nr_states = ARRAY_SIZE(sdi0_reg_states),
.type = REGULATOR_VOLTAGE,
.enable_high = 1,
.enabled_at_boot = 0,
.init_data = &sdi0_reg_init_data,
.startup_delay = 100,
};
static struct platform_device sdi0_regulator = {
.name = "gpio-regulator",
.id = -1,
.dev = {
.platform_data = &sdi0_reg_info,
},
};
static struct abx500_gpio_platform_data ab8500_gpio_pdata = {
.gpio_base = MOP500_AB8500_PIN_GPIO(1),
};
/* ab8500-codec */
static struct ab8500_codec_platform_data ab8500_codec_pdata = {
.amics = {
.mic1_type = AMIC_TYPE_DIFFERENTIAL,
.mic2_type = AMIC_TYPE_DIFFERENTIAL,
.mic1a_micbias = AMIC_MICBIAS_VAMIC1,
.mic1b_micbias = AMIC_MICBIAS_VAMIC1,
.mic2_micbias = AMIC_MICBIAS_VAMIC2
},
.ear_cmv = EAR_CMV_0_95V
};
static struct gpio_keys_button snowball_key_array[] = {
{
.gpio = 32,
.type = EV_KEY,
.code = KEY_1,
.desc = "userpb",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 151,
.type = EV_KEY,
.code = KEY_2,
.desc = "extkb1",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 152,
.type = EV_KEY,
.code = KEY_3,
.desc = "extkb2",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 161,
.type = EV_KEY,
.code = KEY_4,
.desc = "extkb3",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
{
.gpio = 162,
.type = EV_KEY,
.code = KEY_5,
.desc = "extkb4",
.active_low = 1,
.debounce_interval = 50,
.wakeup = 1,
},
};
static struct gpio_keys_platform_data snowball_key_data = {
.buttons = snowball_key_array,
.nbuttons = ARRAY_SIZE(snowball_key_array),
};
static struct platform_device snowball_key_dev = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &snowball_key_data,
}
};
static struct smsc911x_platform_config snowball_sbnet_cfg = {
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
.flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
.shift = 1,
};
static struct resource sbnet_res[] = {
{
.name = "smsc911x-memory",
.start = (0x5000 << 16),
.end = (0x5000 << 16) + 0xffff,
.flags = IORESOURCE_MEM,
},
{
.start = NOMADIK_GPIO_TO_IRQ(140),
.end = NOMADIK_GPIO_TO_IRQ(140),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};
static struct platform_device snowball_sbnet_dev = {
.name = "smsc911x",
.num_resources = ARRAY_SIZE(sbnet_res),
.resource = sbnet_res,
.dev = {
.platform_data = &snowball_sbnet_cfg,
},
};
struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
.regulator = &ab8500_regulator_plat_data,
.gpio = &ab8500_gpio_pdata,
.codec = &ab8500_codec_pdata,
};
static struct platform_device u8500_cpufreq_cooling_device = {
.name = "db8500-cpufreq-cooling",
};
/*
* TPS61052
*/
static struct tps6105x_platform_data mop500_tps61052_data = {
.mode = TPS6105X_MODE_VOLTAGE,
.regulator_data = &tps61052_regulator,
};
/*
* TC35892
*/
static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base)
{
struct device *parent = NULL;
#if 0
/* FIXME: Is the sdi actually part of tc3589x? */
parent = tc3589x->dev;
#endif
mop500_sdi_tc35892_init(parent);
}
static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = {
.gpio_base = MOP500_EGPIO(0),
.setup = mop500_tc35892_init,
};
static struct tc3589x_platform_data mop500_tc35892_data = {
.block = TC3589x_BLOCK_GPIO,
.gpio = &mop500_tc35892_gpio_data,
.irq_base = MOP500_EGPIO_IRQ_BASE,
};
static struct lp55xx_led_config lp5521_pri_led[] = {
[0] = {
.chan_nr = 0,
.led_current = 0x2f,
.max_current = 0x5f,
},
[1] = {
.chan_nr = 1,
.led_current = 0x2f,
.max_current = 0x5f,
},
[2] = {
.chan_nr = 2,
.led_current = 0x2f,
.max_current = 0x5f,
},
};
static struct lp55xx_platform_data __initdata lp5521_pri_data = {
.label = "lp5521_pri",
.led_config = &lp5521_pri_led[0],
.num_channels = 3,
.clock_mode = LP55XX_CLOCK_EXT,
};
static struct lp55xx_led_config lp5521_sec_led[] = {
[0] = {
.chan_nr = 0,
.led_current = 0x2f,
.max_current = 0x5f,
},
[1] = {
.chan_nr = 1,
.led_current = 0x2f,
.max_current = 0x5f,
},
[2] = {
.chan_nr = 2,
.led_current = 0x2f,
.max_current = 0x5f,
},
};
static struct lp55xx_platform_data __initdata lp5521_sec_data = {
.label = "lp5521_sec",
.led_config = &lp5521_sec_led[0],
.num_channels = 3,
.clock_mode = LP55XX_CLOCK_EXT,
};
/* I2C0 devices only available on the first HREF/MOP500 */
static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
{
I2C_BOARD_INFO("tc3589x", 0x42),
.irq = NOMADIK_GPIO_TO_IRQ(217),
.platform_data = &mop500_tc35892_data,
},
{
I2C_BOARD_INFO("tps61052", 0x33),
.platform_data = &mop500_tps61052_data,
},
};
static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
{
/* lp5521 LED driver, 1st device */
I2C_BOARD_INFO("lp5521", 0x33),
.platform_data = &lp5521_pri_data,
},
{
/* lp5521 LED driver, 2st device */
I2C_BOARD_INFO("lp5521", 0x34),
.platform_data = &lp5521_sec_data,
},
{
/* Light sensor Rohm BH1780GLI */
I2C_BOARD_INFO("bh1780", 0x29),
},
};
static int __init mop500_i2c_board_init(void)
{
if (machine_is_u8500())
mop500_uib_i2c_add(0, mop500_i2c0_devices,
ARRAY_SIZE(mop500_i2c0_devices));
mop500_uib_i2c_add(2, mop500_i2c2_devices,
ARRAY_SIZE(mop500_i2c2_devices));
return 0;
}
device_initcall(mop500_i2c_board_init);
static void __init mop500_i2c_init(struct device *parent)
{
db8500_add_i2c0(parent, NULL);
db8500_add_i2c1(parent, NULL);
db8500_add_i2c2(parent, NULL);
db8500_add_i2c3(parent, NULL);
}
static struct gpio_keys_button mop500_gpio_keys[] = {
{
.desc = "SFH7741 Proximity Sensor",
.type = EV_SW,
.code = SW_FRONT_PROXIMITY,
.active_low = 0,
.can_disable = 1,
}
};
static struct regulator *prox_regulator;
static int mop500_prox_activate(struct device *dev);
static void mop500_prox_deactivate(struct device *dev);
static struct gpio_keys_platform_data mop500_gpio_keys_data = {
.buttons = mop500_gpio_keys,
.nbuttons = ARRAY_SIZE(mop500_gpio_keys),
.enable = mop500_prox_activate,
.disable = mop500_prox_deactivate,
};
static struct platform_device mop500_gpio_keys_device = {
.name = "gpio-keys",
.id = 0,
.dev = {
.platform_data = &mop500_gpio_keys_data,
},
};
static int mop500_prox_activate(struct device *dev)
{
prox_regulator = regulator_get(&mop500_gpio_keys_device.dev,
"vcc");
if (IS_ERR(prox_regulator)) {
dev_err(&mop500_gpio_keys_device.dev,
"no regulator\n");
return PTR_ERR(prox_regulator);
}
return regulator_enable(prox_regulator);
}
static void mop500_prox_deactivate(struct device *dev)
{
regulator_disable(prox_regulator);
regulator_put(prox_regulator);
}
static struct cryp_platform_data u8500_cryp1_platform_data = {
.mem_to_engine = {
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV48_CAC1,
.mode = STEDMA40_MODE_LOGICAL,
},
.engine_to_mem = {
.dir = DMA_DEV_TO_MEM,
.dev_type = DB8500_DMA_DEV48_CAC1,
.mode = STEDMA40_MODE_LOGICAL,
}
};
static struct stedma40_chan_cfg u8500_hash_dma_cfg_tx = {
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV50_HAC1_TX,
.mode = STEDMA40_MODE_LOGICAL,
};
static struct hash_platform_data u8500_hash1_platform_data = {
.mem_to_engine = &u8500_hash_dma_cfg_tx,
.dma_filter = stedma40_filter,
};
/* add any platform devices here - TODO */
static struct platform_device *mop500_platform_devs[] __initdata = {
&mop500_gpio_keys_device,
&sdi0_regulator,
};
#ifdef CONFIG_STE_DMA40
static struct stedma40_chan_cfg ssp0_dma_cfg_rx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_DEV_TO_MEM,
.dev_type = DB8500_DMA_DEV8_SSP0,
};
static struct stedma40_chan_cfg ssp0_dma_cfg_tx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV8_SSP0,
};
#endif
struct pl022_ssp_controller ssp0_plat = {
.bus_id = 0,
#ifdef CONFIG_STE_DMA40
.enable_dma = 1,
.dma_filter = stedma40_filter,
.dma_rx_param = &ssp0_dma_cfg_rx,
.dma_tx_param = &ssp0_dma_cfg_tx,
#else
.enable_dma = 0,
#endif
/* on this platform, gpio 31,142,144,214 &
* 224 are connected as chip selects
*/
.num_chipselect = 5,
};
static void __init mop500_spi_init(struct device *parent)
{
db8500_add_ssp0(parent, &ssp0_plat);
}
#ifdef CONFIG_STE_DMA40
static struct stedma40_chan_cfg uart0_dma_cfg_rx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_DEV_TO_MEM,
.dev_type = DB8500_DMA_DEV13_UART0,
};
static struct stedma40_chan_cfg uart0_dma_cfg_tx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV13_UART0,
};
static struct stedma40_chan_cfg uart1_dma_cfg_rx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_DEV_TO_MEM,
.dev_type = DB8500_DMA_DEV12_UART1,
};
static struct stedma40_chan_cfg uart1_dma_cfg_tx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV12_UART1,
};
static struct stedma40_chan_cfg uart2_dma_cfg_rx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_DEV_TO_MEM,
.dev_type = DB8500_DMA_DEV11_UART2,
};
static struct stedma40_chan_cfg uart2_dma_cfg_tx = {
.mode = STEDMA40_MODE_LOGICAL,
.dir = DMA_MEM_TO_DEV,
.dev_type = DB8500_DMA_DEV11_UART2,
};
#endif
struct amba_pl011_data uart0_plat = {
#ifdef CONFIG_STE_DMA40
.dma_filter = stedma40_filter,
.dma_rx_param = &uart0_dma_cfg_rx,
.dma_tx_param = &uart0_dma_cfg_tx,
#endif
};
struct amba_pl011_data uart1_plat = {
#ifdef CONFIG_STE_DMA40
.dma_filter = stedma40_filter,
.dma_rx_param = &uart1_dma_cfg_rx,
.dma_tx_param = &uart1_dma_cfg_tx,
#endif
};
struct amba_pl011_data uart2_plat = {
#ifdef CONFIG_STE_DMA40
.dma_filter = stedma40_filter,
.dma_rx_param = &uart2_dma_cfg_rx,
.dma_tx_param = &uart2_dma_cfg_tx,
#endif
};
static void __init mop500_uart_init(struct device *parent)
{
db8500_add_uart0(parent, &uart0_plat);
db8500_add_uart1(parent, &uart1_plat);
db8500_add_uart2(parent, &uart2_plat);
}
static void __init u8500_cryp1_hash1_init(struct device *parent)
{
db8500_add_cryp1(parent, &u8500_cryp1_platform_data);
db8500_add_hash1(parent, &u8500_hash1_platform_data);
}
static struct platform_device *snowball_platform_devs[] __initdata = {
&snowball_led_dev,
&snowball_key_dev,
&snowball_sbnet_dev,
&snowball_gpio_en_3v3_regulator_dev,
&u8500_cpufreq_cooling_device,
&sdi0_regulator,
};
static void __init mop500_init_machine(void)
{
struct device *parent = NULL;
int i;
platform_device_register(&db8500_prcmu_device);
mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
sdi0_reg_info.enable_gpio = GPIO_SDMMC_EN;
sdi0_reg_info.gpios[0].gpio = GPIO_SDMMC_1V8_3V_SEL;
mop500_pinmaps_init();
parent = u8500_init_devices();
for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
mop500_platform_devs[i]->dev.parent = parent;
platform_add_devices(mop500_platform_devs,
ARRAY_SIZE(mop500_platform_devs));
mop500_i2c_init(parent);
mop500_sdi_init(parent);
mop500_spi_init(parent);
mop500_audio_init(parent);
mop500_uart_init(parent);
u8500_cryp1_hash1_init(parent);
/* This board has full regulator constraints */
regulator_has_full_constraints();
}
static void __init snowball_init_machine(void)
{
struct device *parent = NULL;
int i;
platform_device_register(&db8500_prcmu_device);
sdi0_reg_info.enable_gpio = SNOWBALL_SDMMC_EN_GPIO;
sdi0_reg_info.gpios[0].gpio = SNOWBALL_SDMMC_1V8_3V_GPIO;
snowball_pinmaps_init();
parent = u8500_init_devices();
for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
snowball_platform_devs[i]->dev.parent = parent;
platform_add_devices(snowball_platform_devs,
ARRAY_SIZE(snowball_platform_devs));
mop500_i2c_init(parent);
snowball_sdi_init(parent);
mop500_spi_init(parent);
mop500_audio_init(parent);
mop500_uart_init(parent);
u8500_cryp1_hash1_init(parent);
/* This board has full regulator constraints */
regulator_has_full_constraints();
}
static void __init hrefv60_init_machine(void)
{
struct device *parent = NULL;
int i;
platform_device_register(&db8500_prcmu_device);
/*
* The HREFv60 board removed a GPIO expander and routed
* all these GPIO pins to the internal GPIO controller
* instead.
*/
mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
sdi0_reg_info.enable_gpio = HREFV60_SDMMC_EN_GPIO;
sdi0_reg_info.gpios[0].gpio = HREFV60_SDMMC_1V8_3V_GPIO;
hrefv60_pinmaps_init();
parent = u8500_init_devices();
for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
mop500_platform_devs[i]->dev.parent = parent;
platform_add_devices(mop500_platform_devs,
ARRAY_SIZE(mop500_platform_devs));
mop500_i2c_init(parent);
hrefv60_sdi_init(parent);
mop500_spi_init(parent);
mop500_audio_init(parent);
mop500_uart_init(parent);
/* This board has full regulator constraints */
regulator_has_full_constraints();
}
MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
/* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */
.atag_offset = 0x100,
.smp = smp_ops(ux500_smp_ops),
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
.init_time = ux500_timer_init,
.init_machine = mop500_init_machine,
.init_late = ux500_init_late,
.restart = ux500_restart,
MACHINE_END
MACHINE_START(U8520, "ST-Ericsson U8520 Platform HREFP520")
.atag_offset = 0x100,
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
.init_time = ux500_timer_init,
.init_machine = mop500_init_machine,
.init_late = ux500_init_late,
.restart = ux500_restart,
MACHINE_END
MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
.atag_offset = 0x100,
.smp = smp_ops(ux500_smp_ops),
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
.init_time = ux500_timer_init,
.init_machine = hrefv60_init_machine,
.init_late = ux500_init_late,
.restart = ux500_restart,
MACHINE_END
MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
.atag_offset = 0x100,
.smp = smp_ops(ux500_smp_ops),
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
.init_time = ux500_timer_init,
.init_machine = snowball_init_machine,
.init_late = NULL,
.restart = ux500_restart,
MACHINE_END