#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
+#include <linux/i2c/twl4030.h>
+#include <linux/regulator/machine.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
-#include <mach/board-overo.h>
-#include <mach/board.h>
-#include <mach/common.h>
+#include <plat/board.h>
+#include <plat/common.h>
#include <mach/gpio.h>
-#include <mach/gpmc.h>
+#include <plat/gpmc.h>
#include <mach/hardware.h>
-#include <mach/nand.h>
+#include <plat/nand.h>
+#include <plat/mux.h>
+#include <plat/usb.h>
+
+#include "sdram-micron-mt46h32m32lf-6.h"
+#include "mmc-twl4030.h"
+
+#define OVERO_GPIO_BT_XGATE 15
+#define OVERO_GPIO_W2W_NRESET 16
+#define OVERO_GPIO_PENDOWN 114
+#define OVERO_GPIO_BT_NRESET 164
+#define OVERO_GPIO_USBH_CPEN 168
+#define OVERO_GPIO_USBH_NRESET 183
#define NAND_BLOCK_SIZE SZ_128K
#define GPMC_CS0_BASE 0x60
#define GPMC_CS_SIZE 0x30
+#define OVERO_SMSC911X_CS 5
+#define OVERO_SMSC911X_GPIO 176
+
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
+ defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+
+#include <plat/mcspi.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+static struct omap2_mcspi_device_config ads7846_mcspi_config = {
+ .turbo_mode = 0,
+ .single_channel = 1, /* 0: slave, 1: master */
+};
+
+static int ads7846_get_pendown_state(void)
+{
+ return !gpio_get_value(OVERO_GPIO_PENDOWN);
+}
+
+static struct ads7846_platform_data ads7846_config = {
+ .x_max = 0x0fff,
+ .y_max = 0x0fff,
+ .x_plate_ohms = 180,
+ .pressure_max = 255,
+ .debounce_max = 10,
+ .debounce_tol = 3,
+ .debounce_rep = 1,
+ .get_pendown_state = ads7846_get_pendown_state,
+ .keep_vref_on = 1,
+};
+
+static struct spi_board_info overo_spi_board_info[] __initdata = {
+ {
+ .modalias = "ads7846",
+ .bus_num = 1,
+ .chip_select = 0,
+ .max_speed_hz = 1500000,
+ .controller_data = &ads7846_mcspi_config,
+ .irq = OMAP_GPIO_IRQ(OVERO_GPIO_PENDOWN),
+ .platform_data = &ads7846_config,
+ }
+};
+
+static void __init overo_ads7846_init(void)
+{
+ if ((gpio_request(OVERO_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
+ (gpio_direction_input(OVERO_GPIO_PENDOWN) == 0)) {
+ gpio_export(OVERO_GPIO_PENDOWN, 0);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for ADS7846_PENDOWN\n");
+ return;
+ }
+
+ spi_register_board_info(overo_spi_board_info,
+ ARRAY_SIZE(overo_spi_board_info));
+}
+
+#else
+static inline void __init overo_ads7846_init(void) { return; }
+#endif
+
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+
+#include <linux/smsc911x.h>
+
+static struct resource overo_smsc911x_resources[] = {
+ {
+ .name = "smsc911x-memory",
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+ },
+};
+
+static struct smsc911x_platform_config overo_smsc911x_config = {
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+ .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+ .flags = SMSC911X_USE_32BIT ,
+ .phy_interface = PHY_INTERFACE_MODE_MII,
+};
+
+static struct platform_device overo_smsc911x_device = {
+ .name = "smsc911x",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(overo_smsc911x_resources),
+ .resource = overo_smsc911x_resources,
+ .dev = {
+ .platform_data = &overo_smsc911x_config,
+ },
+};
+
+static inline void __init overo_init_smsc911x(void)
+{
+ unsigned long cs_mem_base;
+
+ if (gpmc_cs_request(OVERO_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
+ printk(KERN_ERR "Failed request for GPMC mem for smsc911x\n");
+ return;
+ }
+
+ overo_smsc911x_resources[0].start = cs_mem_base + 0x0;
+ overo_smsc911x_resources[0].end = cs_mem_base + 0xff;
+
+ if ((gpio_request(OVERO_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
+ (gpio_direction_input(OVERO_SMSC911X_GPIO) == 0)) {
+ gpio_export(OVERO_SMSC911X_GPIO, 0);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for SMSC911X IRQ\n");
+ return;
+ }
+
+ overo_smsc911x_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X_GPIO);
+ overo_smsc911x_resources[1].end = 0;
+
+ platform_device_register(&overo_smsc911x_device);
+}
+
+#else
+static inline void __init overo_init_smsc911x(void) { return; }
+#endif
+
static struct mtd_partition overo_nand_partitions[] = {
{
.name = "xloader",
printk(KERN_ERR "Unable to register NAND device\n");
}
}
-static struct omap_uart_config overo_uart_config __initdata = {
- .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
+
+static struct twl4030_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {
+ .mmc = 2,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ .transceiver = true,
+ .ocr_mask = 0x00100000, /* 3.3V */
+ },
+ {} /* Terminator */
+};
+
+static struct regulator_consumer_supply overo_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+static int overo_twl_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ twl4030_mmc_init(mmc);
+
+ overo_vmmc1_supply.dev = mmc[0].dev;
+
+ return 0;
+}
+
+static struct twl4030_gpio_platform_data overo_gpio_data = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+ .setup = overo_twl_gpio_setup,
+};
+
+static struct twl4030_usb_data overo_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static struct regulator_init_data overo_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 = &overo_vmmc1_supply,
+};
+
+static struct twl4030_codec_audio_data overo_audio_data = {
+ .audio_mclk = 26000000,
+};
+
+static struct twl4030_codec_data overo_codec_data = {
+ .audio_mclk = 26000000,
+ .audio = &overo_audio_data,
+};
+
+/* mmc2 (WLAN) and Bluetooth don't use twl4030 regulators */
+
+static struct twl4030_platform_data overo_twldata = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+ .gpio = &overo_gpio_data,
+ .usb = &overo_usb_data,
+ .codec = &overo_codec_data,
+ .vmmc1 = &overo_vmmc1,
+};
+
+static struct i2c_board_info __initdata overo_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("tps65950", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &overo_twldata,
+ },
};
static int __init overo_i2c_init(void)
{
+ omap_register_i2c_bus(1, 2600, overo_i2c_boardinfo,
+ ARRAY_SIZE(overo_i2c_boardinfo));
/* i2c2 pins are used for gpio */
omap_register_i2c_bus(3, 400, NULL, 0);
return 0;
}
-static void __init overo_init_irq(void)
-{
- omap2_init_common_hw();
- omap_init_irq();
- omap_gpio_init();
-}
-
static struct platform_device overo_lcd_device = {
.name = "overo_lcd",
.id = -1,
};
static struct omap_board_config_kernel overo_config[] __initdata = {
- { OMAP_TAG_UART, &overo_uart_config },
{ OMAP_TAG_LCD, &overo_lcd_config },
};
+static void __init overo_init_irq(void)
+{
+ omap_board_config = overo_config;
+ omap_board_config_size = ARRAY_SIZE(overo_config);
+ omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+ mt46h32m32lf6_sdrc_params);
+ omap_init_irq();
+ omap_gpio_init();
+}
+
static struct platform_device *overo_devices[] __initdata = {
&overo_lcd_device,
};
+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
+ .reset_gpio_port[2] = -EINVAL
+};
+
+
static void __init overo_init(void)
{
overo_i2c_init();
platform_add_devices(overo_devices, ARRAY_SIZE(overo_devices));
- omap_board_config = overo_config;
- omap_board_config_size = ARRAY_SIZE(overo_config);
omap_serial_init();
overo_flash_init();
+ usb_musb_init();
+ usb_ehci_init(&ehci_pdata);
+ overo_ads7846_init();
+ overo_init_smsc911x();
+
+ /* Ensure SDRC pins are mux'd for self-refresh */
+ omap_cfg_reg(H16_34XX_SDRC_CKE0);
+ omap_cfg_reg(H17_34XX_SDRC_CKE1);
if ((gpio_request(OVERO_GPIO_W2W_NRESET,
"OVERO_GPIO_W2W_NRESET") == 0) &&
else
printk(KERN_ERR "could not obtain gpio for "
"OVERO_GPIO_USBH_CPEN\n");
-
- if ((gpio_request(OVERO_GPIO_USBH_NRESET,
- "OVERO_GPIO_USBH_NRESET") == 0) &&
- (gpio_direction_output(OVERO_GPIO_USBH_NRESET, 1) == 0))
- gpio_export(OVERO_GPIO_USBH_NRESET, 0);
- else
- printk(KERN_ERR "could not obtain gpio for "
- "OVERO_GPIO_USBH_NRESET\n");
}
static void __init overo_map_io(void)
MACHINE_START(OVERO, "Gumstix Overo")
.phys_io = 0x48000000,
- .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
+ .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
.boot_params = 0x80000100,
.map_io = overo_map_io,
.init_irq = overo_init_irq,