dfc27b3449
Add OTG transceiver to RX51 platform data to prevent kernel NULL pointer dereference during MUSB initialisation. Signed-off-by: Roger Quadros <ext-roger.quadros@nokia.com> Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
420 lines
9.5 KiB
C
420 lines
9.5 KiB
C
/*
|
|
* linux/arch/arm/mach-omap2/board-rx51-flash.c
|
|
*
|
|
* Copyright (C) 2008-2009 Nokia
|
|
*
|
|
* 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/platform_device.h>
|
|
#include <linux/input.h>
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/i2c/twl4030.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/gpio.h>
|
|
|
|
#include <mach/mcspi.h>
|
|
#include <mach/mux.h>
|
|
#include <mach/board.h>
|
|
#include <mach/common.h>
|
|
#include <mach/dma.h>
|
|
#include <mach/gpmc.h>
|
|
#include <mach/keypad.h>
|
|
#include <mach/onenand.h>
|
|
#include <mach/gpmc-smc91x.h>
|
|
|
|
#include "mmc-twl4030.h"
|
|
|
|
#define SYSTEM_REV_B_USES_VAUX3 0x1699
|
|
#define SYSTEM_REV_S_USES_VAUX3 0x8
|
|
|
|
static int rx51_keymap[] = {
|
|
KEY(0, 0, KEY_Q),
|
|
KEY(0, 1, KEY_W),
|
|
KEY(0, 2, KEY_E),
|
|
KEY(0, 3, KEY_R),
|
|
KEY(0, 4, KEY_T),
|
|
KEY(0, 5, KEY_Y),
|
|
KEY(0, 6, KEY_U),
|
|
KEY(0, 7, KEY_I),
|
|
KEY(1, 0, KEY_O),
|
|
KEY(1, 1, KEY_D),
|
|
KEY(1, 2, KEY_DOT),
|
|
KEY(1, 3, KEY_V),
|
|
KEY(1, 4, KEY_DOWN),
|
|
KEY(2, 0, KEY_P),
|
|
KEY(2, 1, KEY_F),
|
|
KEY(2, 2, KEY_UP),
|
|
KEY(2, 3, KEY_B),
|
|
KEY(2, 4, KEY_RIGHT),
|
|
KEY(3, 0, KEY_COMMA),
|
|
KEY(3, 1, KEY_G),
|
|
KEY(3, 2, KEY_ENTER),
|
|
KEY(3, 3, KEY_N),
|
|
KEY(4, 0, KEY_BACKSPACE),
|
|
KEY(4, 1, KEY_H),
|
|
KEY(4, 3, KEY_M),
|
|
KEY(4, 4, KEY_LEFTCTRL),
|
|
KEY(5, 1, KEY_J),
|
|
KEY(5, 2, KEY_Z),
|
|
KEY(5, 3, KEY_SPACE),
|
|
KEY(5, 4, KEY_LEFTSHIFT),
|
|
KEY(6, 0, KEY_A),
|
|
KEY(6, 1, KEY_K),
|
|
KEY(6, 2, KEY_X),
|
|
KEY(6, 3, KEY_SPACE),
|
|
KEY(6, 4, KEY_FN),
|
|
KEY(7, 0, KEY_S),
|
|
KEY(7, 1, KEY_L),
|
|
KEY(7, 2, KEY_C),
|
|
KEY(7, 3, KEY_LEFT),
|
|
KEY(0xff, 0, KEY_F6),
|
|
KEY(0xff, 1, KEY_F7),
|
|
KEY(0xff, 2, KEY_F8),
|
|
KEY(0xff, 4, KEY_F9),
|
|
KEY(0xff, 5, KEY_F10),
|
|
};
|
|
|
|
static struct twl4030_keypad_data rx51_kp_data = {
|
|
.rows = 8,
|
|
.cols = 8,
|
|
.keymap = rx51_keymap,
|
|
.keymapsize = ARRAY_SIZE(rx51_keymap),
|
|
.rep = 1,
|
|
};
|
|
|
|
static struct twl4030_madc_platform_data rx51_madc_data = {
|
|
.irq_line = 1,
|
|
};
|
|
|
|
static struct twl4030_hsmmc_info mmc[] = {
|
|
{
|
|
.name = "external",
|
|
.mmc = 1,
|
|
.wires = 4,
|
|
.cover_only = true,
|
|
.gpio_cd = 160,
|
|
.gpio_wp = -EINVAL,
|
|
},
|
|
{
|
|
.name = "internal",
|
|
.mmc = 2,
|
|
.wires = 8,
|
|
.gpio_cd = -EINVAL,
|
|
.gpio_wp = -EINVAL,
|
|
},
|
|
{} /* Terminator */
|
|
};
|
|
|
|
static struct regulator_consumer_supply rx51_vmmc1_supply = {
|
|
.supply = "vmmc",
|
|
};
|
|
|
|
static struct regulator_consumer_supply rx51_vmmc2_supply = {
|
|
.supply = "vmmc",
|
|
};
|
|
|
|
static struct regulator_consumer_supply rx51_vsim_supply = {
|
|
.supply = "vmmc_aux",
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vaux1 = {
|
|
.constraints = {
|
|
.name = "V28",
|
|
.min_uV = 2800000,
|
|
.max_uV = 2800000,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vaux2 = {
|
|
.constraints = {
|
|
.name = "VCSI",
|
|
.min_uV = 1800000,
|
|
.max_uV = 1800000,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
};
|
|
|
|
/* VAUX3 - adds more power to VIO_18 rail */
|
|
static struct regulator_init_data rx51_vaux3_cam = {
|
|
.constraints = {
|
|
.name = "VCAM_DIG_18",
|
|
.min_uV = 1800000,
|
|
.max_uV = 1800000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vaux3_mmc = {
|
|
.constraints = {
|
|
.name = "VMMC2_30",
|
|
.min_uV = 2800000,
|
|
.max_uV = 3000000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
|
| REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &rx51_vmmc2_supply,
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vaux4 = {
|
|
.constraints = {
|
|
.name = "VCAM_ANA_28",
|
|
.min_uV = 2800000,
|
|
.max_uV = 2800000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vmmc1 = {
|
|
.constraints = {
|
|
.min_uV = 1850000,
|
|
.max_uV = 3150000,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
|
| REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &rx51_vmmc1_supply,
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vmmc2 = {
|
|
.constraints = {
|
|
.name = "VMMC2_30",
|
|
.min_uV = 1850000,
|
|
.max_uV = 3150000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
|
| REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &rx51_vmmc2_supply,
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vsim = {
|
|
.constraints = {
|
|
.name = "VMMC2_IO_18",
|
|
.min_uV = 1800000,
|
|
.max_uV = 1800000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &rx51_vsim_supply,
|
|
};
|
|
|
|
static struct regulator_init_data rx51_vdac = {
|
|
.constraints = {
|
|
.min_uV = 1800000,
|
|
.max_uV = 1800000,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
|
| REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
};
|
|
|
|
static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
|
|
{
|
|
/* FIXME this gpio setup is just a placeholder for now */
|
|
gpio_request(gpio + 6, "backlight_pwm");
|
|
gpio_direction_output(gpio + 6, 0);
|
|
gpio_request(gpio + 7, "speaker_en");
|
|
gpio_direction_output(gpio + 7, 1);
|
|
|
|
/* set up MMC adapters, linking their regulators to them */
|
|
twl4030_mmc_init(mmc);
|
|
rx51_vmmc1_supply.dev = mmc[0].dev;
|
|
rx51_vmmc2_supply.dev = mmc[1].dev;
|
|
rx51_vsim_supply.dev = mmc[1].dev;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct twl4030_gpio_platform_data rx51_gpio_data = {
|
|
.gpio_base = OMAP_MAX_GPIO_LINES,
|
|
.irq_base = TWL4030_GPIO_IRQ_BASE,
|
|
.irq_end = TWL4030_GPIO_IRQ_END,
|
|
.pulldowns = BIT(0) | BIT(1) | BIT(2) | BIT(3)
|
|
| BIT(4) | BIT(5)
|
|
| BIT(8) | BIT(9) | BIT(10) | BIT(11)
|
|
| BIT(12) | BIT(13) | BIT(14) | BIT(15)
|
|
| BIT(16) | BIT(17) ,
|
|
.setup = rx51_twlgpio_setup,
|
|
};
|
|
|
|
static struct twl4030_usb_data rx51_usb_data = {
|
|
.usb_mode = T2_USB_MODE_ULPI,
|
|
};
|
|
|
|
static struct twl4030_platform_data rx51_twldata = {
|
|
.irq_base = TWL4030_IRQ_BASE,
|
|
.irq_end = TWL4030_IRQ_END,
|
|
|
|
/* platform_data for children goes here */
|
|
.gpio = &rx51_gpio_data,
|
|
.keypad = &rx51_kp_data,
|
|
.madc = &rx51_madc_data,
|
|
.usb = &rx51_usb_data,
|
|
|
|
.vaux1 = &rx51_vaux1,
|
|
.vaux2 = &rx51_vaux2,
|
|
.vaux4 = &rx51_vaux4,
|
|
.vmmc1 = &rx51_vmmc1,
|
|
.vsim = &rx51_vsim,
|
|
.vdac = &rx51_vdac,
|
|
};
|
|
|
|
static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
|
|
{
|
|
I2C_BOARD_INFO("twl5030", 0x48),
|
|
.flags = I2C_CLIENT_WAKE,
|
|
.irq = INT_34XX_SYS_NIRQ,
|
|
.platform_data = &rx51_twldata,
|
|
},
|
|
};
|
|
|
|
static int __init rx51_i2c_init(void)
|
|
{
|
|
if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
|
|
system_rev >= SYSTEM_REV_B_USES_VAUX3)
|
|
rx51_twldata.vaux3 = &rx51_vaux3_mmc;
|
|
else {
|
|
rx51_twldata.vaux3 = &rx51_vaux3_cam;
|
|
rx51_twldata.vmmc2 = &rx51_vmmc2;
|
|
}
|
|
omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
|
|
ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
|
|
omap_register_i2c_bus(2, 100, NULL, 0);
|
|
omap_register_i2c_bus(3, 400, NULL, 0);
|
|
return 0;
|
|
}
|
|
|
|
#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
|
|
defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
|
|
|
|
static struct mtd_partition onenand_partitions[] = {
|
|
{
|
|
.name = "bootloader",
|
|
.offset = 0,
|
|
.size = 0x20000,
|
|
.mask_flags = MTD_WRITEABLE, /* Force read-only */
|
|
},
|
|
{
|
|
.name = "config",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x60000,
|
|
},
|
|
{
|
|
.name = "log",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x40000,
|
|
},
|
|
{
|
|
.name = "kernel",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x200000,
|
|
},
|
|
{
|
|
.name = "initfs",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 0x200000,
|
|
},
|
|
{
|
|
.name = "rootfs",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = MTDPART_SIZ_FULL,
|
|
},
|
|
};
|
|
|
|
static struct omap_onenand_platform_data board_onenand_data = {
|
|
.cs = 0,
|
|
.gpio_irq = 65,
|
|
.parts = onenand_partitions,
|
|
.nr_parts = ARRAY_SIZE(onenand_partitions),
|
|
.flags = ONENAND_SYNC_READWRITE,
|
|
};
|
|
|
|
static void __init board_onenand_init(void)
|
|
{
|
|
gpmc_onenand_init(&board_onenand_data);
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void board_onenand_init(void)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
|
|
|
|
static struct omap_smc91x_platform_data board_smc91x_data = {
|
|
.cs = 1,
|
|
.gpio_irq = 54,
|
|
.gpio_pwrdwn = 86,
|
|
.gpio_reset = 164,
|
|
.flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
|
|
};
|
|
|
|
static void __init board_smc91x_init(void)
|
|
{
|
|
omap_cfg_reg(U8_34XX_GPIO54_DOWN);
|
|
omap_cfg_reg(G25_34XX_GPIO86_OUT);
|
|
omap_cfg_reg(H19_34XX_GPIO164_OUT);
|
|
|
|
gpmc_smc91x_init(&board_smc91x_data);
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void board_smc91x_init(void)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
void __init rx51_peripherals_init(void)
|
|
{
|
|
rx51_i2c_init();
|
|
board_onenand_init();
|
|
board_smc91x_init();
|
|
}
|
|
|