#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <mach/gpio.h>
#include <mach/board.h>
#include <mach/common.h>
-#include <mach/hsmmc.h>
-#include <mach/keypad.h>
+#include <mach/mmc.h>
#include <mach/gpmc.h>
#include <mach/nand.h>
+#include <mach/mcspi.h>
+#include <mach/mux.h>
-#define GPMC_OFF_CONFIG1_0 0x60
+#include "mmc-twl4030.h"
+
+#define OMAP2EVM_ETHR_START 0x2c000000
+#define OMAP2EVM_ETHR_SIZE 1024
+#define OMAP2EVM_ETHR_GPIO_IRQ 149
+#define OMAP2_EVM_TS_GPIO 85
+
+#define GPMC_OFF_CONFIG1_0 0x60
static struct mtd_partition omap2evm_nand_partitions[] = {
{
.ctrl_name = "internal",
};
+static void ads7846_dev_init(void)
+{
+ int gpio = OMAP2_EVM_TS_GPIO;
+ int ret;
+
+ ret = gpio_request(gpio, "ads7846_pen_down");
+ if (ret < 0) {
+ printk(KERN_ERR "Failed to request GPIO %d for ads7846 pen down IRQ\n",
+ gpio);
+ return;
+ }
+
+ gpio_direction_input(gpio);
+
+ /*Setting the MUX */
+ omap_cfg_reg(Y18_2430_MCSPI1_CLK);
+ omap_cfg_reg(AD15_2430_MCSPI1_SIMO);
+ omap_cfg_reg(AE17_2430_MCSPI1_SOMI);
+ omap_cfg_reg(U1_2430_MCSPI1_CS0);
+
+ omap_cfg_reg(AF19_2430_GPIO_85);
+
+}
+
+static int ads7846_get_pendown_state(void)
+{
+ return !gpio_get_value(OMAP2_EVM_TS_GPIO);
+}
+
+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,
+ .settle_delay_usecs = 150,
+};
+
+static struct omap2_mcspi_device_config ads7846_mcspi_config = {
+ .turbo_mode = 0,
+ .single_channel = 1, /* 0: slave, 1: master */
+};
+
+struct spi_board_info omap2evm_spi_board_info[] = {
+ [0] = {
+ .modalias = "ads7846",
+ .bus_num = 1,
+ .chip_select = 0,
+ .max_speed_hz = 1500000,
+ .controller_data = &ads7846_mcspi_config,
+ .irq = OMAP_GPIO_IRQ(OMAP2_EVM_TS_GPIO),
+ .platform_data = &ads7846_config,
+ },
+};
+
+
static int omap2evm_keymap[] = {
KEY(0, 0, KEY_LEFT),
KEY(0, 1, KEY_RIGHT),
KEY(3, 3, KEY_P)
};
-static struct omap_kp_platform_data omap2evm_kp_data = {
+static struct twl4030_keypad_data omap2evm_kp_data = {
.rows = 4,
.cols = 4,
- .keymap = omap2evm_keymap,
+ .keymap = omap2evm_keymap,
.keymapsize = ARRAY_SIZE(omap2evm_keymap),
.rep = 1,
- .irq = TWL4030_MODIRQ_KEYPAD,
-};
-
-static struct platform_device omap2evm_kp_device = {
- .name = "omap_twl4030keypad",
- .id = -1,
- .dev = {
- .platform_data = &omap2evm_kp_data,
- },
};
static void __init omap2_evm_init_irq(void)
{ OMAP_TAG_LCD, &omap2_evm_lcd_config },
};
+static struct twl4030_gpio_platform_data omap2evm_gpio_data = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+};
+
+static struct twl4030_usb_data omap2evm_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static struct twl4030_madc_platform_data omap2evm_madc_data = {
+ .irq_line = 1,
+};
+
+static struct twl4030_platform_data omap2evm_twldata = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+
+ /* platform_data for children goes here */
+ .keypad = &omap2evm_kp_data,
+ .madc = &omap2evm_madc_data,
+ .usb = &omap2evm_usb_data,
+ .gpio = &omap2evm_gpio_data,
+};
+
+static struct i2c_board_info __initdata omap2evm_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl4030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_24XX_SYS_NIRQ,
+ .platform_data = &omap2evm_twldata,
+ },
+};
+
static int __init omap2_evm_i2c_init(void)
{
- /*
- * Registering bus 2 first to avoid twl4030 misbehaving as OMAP2EVM
- * has twl4030 on bus 2
- */
- omap_register_i2c_bus(2, 2600, NULL, 0);
omap_register_i2c_bus(1, 400, NULL, 0);
+ omap_register_i2c_bus(2, 2600, omap2evm_i2c_boardinfo,
+ ARRAY_SIZE(omap2evm_i2c_boardinfo));
return 0;
}
static struct platform_device *omap2_evm_devices[] __initdata = {
&omap2_evm_lcd_device,
&omap2evm_smc911x_device,
- &omap2evm_kp_device,
+};
+
+static struct twl4030_hsmmc_info mmc[] __initdata = {
+ {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {} /* Terminator */
};
static void __init omap2_evm_init(void)
{
+ omap2_evm_i2c_init();
+
platform_add_devices(omap2_evm_devices, ARRAY_SIZE(omap2_evm_devices));
omap_board_config = omap2_evm_config;
omap_board_config_size = ARRAY_SIZE(omap2_evm_config);
+ spi_register_board_info(omap2evm_spi_board_info,
+ ARRAY_SIZE(omap2evm_spi_board_info));
omap_serial_init();
- hsmmc_init();
+ twl4030_mmc_init(mmc);
omap2evm_flash_init();
+ ads7846_dev_init();
}
static void __init omap2_evm_map_io(void)
omap2_map_common_io();
}
-arch_initcall(omap2_evm_i2c_init);
-
MACHINE_START(OMAP2EVM, "OMAP2EVM Board")
/* Maintainer: Arun KS <arunks@mistralsolutions.com> */
.phys_io = 0x48000000,
projects / linux-2.6-omap-h63xx.git / blobdiff