mirror of
https://github.com/torvalds/linux.git
synced 2024-12-28 22:02:28 +00:00
25985edced
Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
459 lines
12 KiB
C
459 lines
12 KiB
C
/*
|
|
* Copyright (C) 2010 - ISEE 2007 SL
|
|
*
|
|
* Modified from mach-omap2/board-generic.c
|
|
*
|
|
* 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/delay.h>
|
|
#include <linux/err.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/io.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/interrupt.h>
|
|
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/regulator/fixed.h>
|
|
#include <linux/i2c/twl.h>
|
|
#include <linux/mmc/host.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
#include <plat/board.h>
|
|
#include <plat/common.h>
|
|
#include <plat/gpmc.h>
|
|
#include <plat/usb.h>
|
|
#include <plat/onenand.h>
|
|
|
|
#include "mux.h"
|
|
#include "hsmmc.h"
|
|
#include "sdram-numonyx-m65kxxxxam.h"
|
|
|
|
#define IGEP3_GPIO_LED0_GREEN 54
|
|
#define IGEP3_GPIO_LED0_RED 53
|
|
#define IGEP3_GPIO_LED1_RED 16
|
|
|
|
#define IGEP3_GPIO_WIFI_NPD 138
|
|
#define IGEP3_GPIO_WIFI_NRESET 139
|
|
#define IGEP3_GPIO_BT_NRESET 137
|
|
|
|
#define IGEP3_GPIO_USBH_NRESET 183
|
|
|
|
|
|
#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
|
|
defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
|
|
|
|
#define ONENAND_MAP 0x20000000
|
|
|
|
/*
|
|
* x2 Flash built-in COMBO POP MEMORY
|
|
* Since the device is equipped with two DataRAMs, and two-plane NAND
|
|
* Flash memory array, these two component enables simultaneous program
|
|
* of 4KiB. Plane1 has only even blocks such as block0, block2, block4
|
|
* while Plane2 has only odd blocks such as block1, block3, block5.
|
|
* So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
|
|
*/
|
|
|
|
static struct mtd_partition igep3_onenand_partitions[] = {
|
|
{
|
|
.name = "X-Loader",
|
|
.offset = 0,
|
|
.size = 2 * (64*(2*2048))
|
|
},
|
|
{
|
|
.name = "U-Boot",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 6 * (64*(2*2048)),
|
|
},
|
|
{
|
|
.name = "Environment",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 2 * (64*(2*2048)),
|
|
},
|
|
{
|
|
.name = "Kernel",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = 12 * (64*(2*2048)),
|
|
},
|
|
{
|
|
.name = "File System",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = MTDPART_SIZ_FULL,
|
|
},
|
|
};
|
|
|
|
static struct omap_onenand_platform_data igep3_onenand_pdata = {
|
|
.parts = igep3_onenand_partitions,
|
|
.nr_parts = ARRAY_SIZE(igep3_onenand_partitions),
|
|
.onenand_setup = NULL,
|
|
.dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
|
|
};
|
|
|
|
static struct platform_device igep3_onenand_device = {
|
|
.name = "omap2-onenand",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &igep3_onenand_pdata,
|
|
},
|
|
};
|
|
|
|
static void __init igep3_flash_init(void)
|
|
{
|
|
u8 cs = 0;
|
|
u8 onenandcs = GPMC_CS_NUM + 1;
|
|
|
|
for (cs = 0; cs < GPMC_CS_NUM; cs++) {
|
|
u32 ret;
|
|
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
|
|
|
|
/* Check if NAND/oneNAND is configured */
|
|
if ((ret & 0xC00) == 0x800)
|
|
/* NAND found */
|
|
pr_err("IGEP3: Unsupported NAND found\n");
|
|
else {
|
|
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
|
|
|
|
if ((ret & 0x3F) == (ONENAND_MAP >> 24))
|
|
/* OneNAND found */
|
|
onenandcs = cs;
|
|
}
|
|
}
|
|
|
|
if (onenandcs > GPMC_CS_NUM) {
|
|
pr_err("IGEP3: Unable to find configuration in GPMC\n");
|
|
return;
|
|
}
|
|
|
|
igep3_onenand_pdata.cs = onenandcs;
|
|
|
|
if (platform_device_register(&igep3_onenand_device) < 0)
|
|
pr_err("IGEP3: Unable to register OneNAND device\n");
|
|
}
|
|
|
|
#else
|
|
static void __init igep3_flash_init(void) {}
|
|
#endif
|
|
|
|
static struct regulator_consumer_supply igep3_vmmc1_supply =
|
|
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
|
|
|
|
/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
|
|
static struct regulator_init_data igep3_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 = &igep3_vmmc1_supply,
|
|
};
|
|
|
|
static struct regulator_consumer_supply igep3_vio_supply =
|
|
REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1");
|
|
|
|
static struct regulator_init_data igep3_vio = {
|
|
.constraints = {
|
|
.min_uV = 1800000,
|
|
.max_uV = 1800000,
|
|
.apply_uV = 1,
|
|
.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 = &igep3_vio_supply,
|
|
};
|
|
|
|
static struct regulator_consumer_supply igep3_vmmc2_supply =
|
|
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
|
|
|
|
static struct regulator_init_data igep3_vmmc2 = {
|
|
.constraints = {
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL,
|
|
.always_on = 1,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &igep3_vmmc2_supply,
|
|
};
|
|
|
|
static struct fixed_voltage_config igep3_vwlan = {
|
|
.supply_name = "vwlan",
|
|
.microvolts = 3300000,
|
|
.gpio = -EINVAL,
|
|
.enabled_at_boot = 1,
|
|
.init_data = &igep3_vmmc2,
|
|
};
|
|
|
|
static struct platform_device igep3_vwlan_device = {
|
|
.name = "reg-fixed-voltage",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &igep3_vwlan,
|
|
},
|
|
};
|
|
|
|
static struct omap2_hsmmc_info mmc[] = {
|
|
[0] = {
|
|
.mmc = 1,
|
|
.caps = MMC_CAP_4_BIT_DATA,
|
|
.gpio_cd = -EINVAL,
|
|
.gpio_wp = -EINVAL,
|
|
},
|
|
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
|
|
[1] = {
|
|
.mmc = 2,
|
|
.caps = MMC_CAP_4_BIT_DATA,
|
|
.gpio_cd = -EINVAL,
|
|
.gpio_wp = -EINVAL,
|
|
},
|
|
#endif
|
|
{} /* Terminator */
|
|
};
|
|
|
|
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
|
|
#include <linux/leds.h>
|
|
|
|
static struct gpio_led igep3_gpio_leds[] = {
|
|
[0] = {
|
|
.name = "gpio-led:red:d0",
|
|
.gpio = IGEP3_GPIO_LED0_RED,
|
|
.default_trigger = "default-off"
|
|
},
|
|
[1] = {
|
|
.name = "gpio-led:green:d0",
|
|
.gpio = IGEP3_GPIO_LED0_GREEN,
|
|
.default_trigger = "default-off",
|
|
},
|
|
[2] = {
|
|
.name = "gpio-led:red:d1",
|
|
.gpio = IGEP3_GPIO_LED1_RED,
|
|
.default_trigger = "default-off",
|
|
},
|
|
[3] = {
|
|
.name = "gpio-led:green:d1",
|
|
.default_trigger = "heartbeat",
|
|
.gpio = -EINVAL, /* gets replaced */
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data igep3_led_pdata = {
|
|
.leds = igep3_gpio_leds,
|
|
.num_leds = ARRAY_SIZE(igep3_gpio_leds),
|
|
};
|
|
|
|
static struct platform_device igep3_led_device = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &igep3_led_pdata,
|
|
},
|
|
};
|
|
|
|
static void __init igep3_leds_init(void)
|
|
{
|
|
platform_device_register(&igep3_led_device);
|
|
}
|
|
|
|
#else
|
|
static inline void igep3_leds_init(void)
|
|
{
|
|
if ((gpio_request(IGEP3_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_LED0_RED, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_LED0_RED, 0);
|
|
gpio_set_value(IGEP3_GPIO_LED0_RED, 1);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_RED\n");
|
|
|
|
if ((gpio_request(IGEP3_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_LED0_GREEN, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_LED0_GREEN, 0);
|
|
gpio_set_value(IGEP3_GPIO_LED0_GREEN, 1);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_GREEN\n");
|
|
|
|
if ((gpio_request(IGEP3_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_LED1_RED, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_LED1_RED, 0);
|
|
gpio_set_value(IGEP3_GPIO_LED1_RED, 1);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_RED\n");
|
|
}
|
|
#endif
|
|
|
|
static int igep3_twl4030_gpio_setup(struct device *dev,
|
|
unsigned gpio, unsigned ngpio)
|
|
{
|
|
/* gpio + 0 is "mmc0_cd" (input/IRQ) */
|
|
mmc[0].gpio_cd = gpio + 0;
|
|
omap2_hsmmc_init(mmc);
|
|
|
|
/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
|
|
#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
|
|
if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
|
|
&& (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
|
|
gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
|
|
gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_GREEN\n");
|
|
#else
|
|
igep3_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
|
|
#endif
|
|
|
|
return 0;
|
|
};
|
|
|
|
static struct twl4030_gpio_platform_data igep3_twl4030_gpio_pdata = {
|
|
.gpio_base = OMAP_MAX_GPIO_LINES,
|
|
.irq_base = TWL4030_GPIO_IRQ_BASE,
|
|
.irq_end = TWL4030_GPIO_IRQ_END,
|
|
.use_leds = true,
|
|
.setup = igep3_twl4030_gpio_setup,
|
|
};
|
|
|
|
static struct twl4030_usb_data igep3_twl4030_usb_data = {
|
|
.usb_mode = T2_USB_MODE_ULPI,
|
|
};
|
|
|
|
static struct platform_device *igep3_devices[] __initdata = {
|
|
&igep3_vwlan_device,
|
|
};
|
|
|
|
static void __init igep3_init_early(void)
|
|
{
|
|
omap2_init_common_infrastructure();
|
|
omap2_init_common_devices(m65kxxxxam_sdrc_params,
|
|
m65kxxxxam_sdrc_params);
|
|
}
|
|
|
|
static struct twl4030_platform_data igep3_twl4030_pdata = {
|
|
.irq_base = TWL4030_IRQ_BASE,
|
|
.irq_end = TWL4030_IRQ_END,
|
|
|
|
/* platform_data for children goes here */
|
|
.usb = &igep3_twl4030_usb_data,
|
|
.gpio = &igep3_twl4030_gpio_pdata,
|
|
.vmmc1 = &igep3_vmmc1,
|
|
.vio = &igep3_vio,
|
|
};
|
|
|
|
static struct i2c_board_info __initdata igep3_i2c_boardinfo[] = {
|
|
{
|
|
I2C_BOARD_INFO("twl4030", 0x48),
|
|
.flags = I2C_CLIENT_WAKE,
|
|
.irq = INT_34XX_SYS_NIRQ,
|
|
.platform_data = &igep3_twl4030_pdata,
|
|
},
|
|
};
|
|
|
|
static int __init igep3_i2c_init(void)
|
|
{
|
|
omap_register_i2c_bus(1, 2600, igep3_i2c_boardinfo,
|
|
ARRAY_SIZE(igep3_i2c_boardinfo));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct omap_musb_board_data musb_board_data = {
|
|
.interface_type = MUSB_INTERFACE_ULPI,
|
|
.mode = MUSB_OTG,
|
|
.power = 100,
|
|
};
|
|
|
|
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
|
|
|
|
static void __init igep3_wifi_bt_init(void)
|
|
{
|
|
/* Configure MUX values for W-LAN + Bluetooth GPIO's */
|
|
omap_mux_init_gpio(IGEP3_GPIO_WIFI_NPD, OMAP_PIN_OUTPUT);
|
|
omap_mux_init_gpio(IGEP3_GPIO_WIFI_NRESET, OMAP_PIN_OUTPUT);
|
|
omap_mux_init_gpio(IGEP3_GPIO_BT_NRESET, OMAP_PIN_OUTPUT);
|
|
|
|
/* Set GPIO's for W-LAN + Bluetooth combo module */
|
|
if ((gpio_request(IGEP3_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_WIFI_NPD, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_WIFI_NPD, 0);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NPD\n");
|
|
|
|
if ((gpio_request(IGEP3_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_WIFI_NRESET, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_WIFI_NRESET, 0);
|
|
gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 0);
|
|
udelay(10);
|
|
gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 1);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NRESET\n");
|
|
|
|
if ((gpio_request(IGEP3_GPIO_BT_NRESET, "GPIO_BT_NRESET") == 0) &&
|
|
(gpio_direction_output(IGEP3_GPIO_BT_NRESET, 1) == 0)) {
|
|
gpio_export(IGEP3_GPIO_BT_NRESET, 0);
|
|
} else
|
|
pr_warning("IGEP3: Could not obtain gpio GPIO_BT_NRESET\n");
|
|
}
|
|
#else
|
|
void __init igep3_wifi_bt_init(void) {}
|
|
#endif
|
|
|
|
static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
|
|
.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
|
|
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
|
|
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
|
|
|
|
.phy_reset = true,
|
|
.reset_gpio_port[0] = -EINVAL,
|
|
.reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
|
|
.reset_gpio_port[2] = -EINVAL,
|
|
};
|
|
|
|
#ifdef CONFIG_OMAP_MUX
|
|
static struct omap_board_mux board_mux[] __initdata = {
|
|
OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
|
|
{ .reg_offset = OMAP_MUX_TERMINATOR },
|
|
};
|
|
#endif
|
|
|
|
static void __init igep3_init(void)
|
|
{
|
|
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
|
|
|
|
/* Register I2C busses and drivers */
|
|
igep3_i2c_init();
|
|
platform_add_devices(igep3_devices, ARRAY_SIZE(igep3_devices));
|
|
omap_serial_init();
|
|
usb_musb_init(&musb_board_data);
|
|
usbhs_init(&usbhs_bdata);
|
|
|
|
igep3_flash_init();
|
|
igep3_leds_init();
|
|
|
|
/*
|
|
* WLAN-BT combo module from MuRata which has a Marvell WLAN
|
|
* (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
|
|
*/
|
|
igep3_wifi_bt_init();
|
|
|
|
}
|
|
|
|
MACHINE_START(IGEP0030, "IGEP OMAP3 module")
|
|
.boot_params = 0x80000100,
|
|
.reserve = omap_reserve,
|
|
.map_io = omap3_map_io,
|
|
.init_early = igep3_init_early,
|
|
.init_irq = omap_init_irq,
|
|
.init_machine = igep3_init,
|
|
.timer = &omap_timer,
|
|
MACHINE_END
|