/*
- * linux/arch/arm/mach-omap/omap2/board-2430sdp.c
+ * linux/arch/arm/mach-omap2/board-2430sdp.c
*
* Copyright (C) 2006 Texas Instruments
*
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/delay.h>
-#include <linux/workqueue.h>
-#include <linux/input.h>
#include <linux/err.h>
#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/tsc2046.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/flash.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/gpioexpander.h>
#include <asm/arch/mux.h>
-#include <asm/arch/usb.h>
-#include <asm/arch/irda.h>
#include <asm/arch/board.h>
#include <asm/arch/common.h>
-#include <asm/arch/keypad.h>
-#include <asm/arch/menelaus.h>
-#include <asm/arch/dma.h>
#include <asm/arch/gpmc.h>
+#include <asm/arch/mcspi.h>
#include "prcm-regs.h"
#include <asm/io.h>
-
#define SDP2430_FLASH_CS 0
#define SDP2430_SMC91X_CS 5
+/* TSC2046 (touchscreen) */
+#define TS_GPIO 24
+
static struct mtd_partition sdp2430_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
{
&sdp2430_flash_device,
};
+static struct tsc2046_platform_data tsc2046_config = {
+ .dav_gpio = TS_GPIO,
+ .gpio_debounce = 0xa,
+};
+
+static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
+ .turbo_mode = 0,
+ .single_channel = 0, /* 0: slave, 1: master */
+};
+
+static struct spi_board_info sdp2430_spi_board_info[] __initdata = {
+ [0] = {
+ /*
+ * TSC2046 operates at a max freqency of 2MHz, so
+ * operate slightly below at 1.5MHz
+ */
+ .modalias = "tsc2046",
+ .bus_num = 1,
+ .chip_select = 0,
+ .max_speed_hz = 1500000,
+ .controller_data = &tsc2046_mcspi_config,
+ .platform_data = &tsc2046_config,
+ },
+};
+
static inline void __init sdp2430_init_smc91x(void)
{
int eth_cs;
{OMAP_TAG_UART, &sdp2430_uart_config},
};
+#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
+
+#define OMAP2_I2C_BASE1 0x48070000
+#define OMAP2_I2C_BASE2 0x48072000
+#define OMAP2_I2C_INT1 56
+#define OMAP2_I2C_INT2 57
+
+static u32 omap2_i2c1_clkrate = 400;
+static u32 omap2_i2c2_clkrate = 2600;
+
+static struct resource i2c_resources1[] = {
+ {
+ .start = OMAP2_I2C_BASE1,
+ .end = OMAP2_I2C_BASE1 + 0x3f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP2_I2C_INT1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource i2c_resources2[] = {
+ {
+ .start = OMAP2_I2C_BASE2,
+ .end = OMAP2_I2C_BASE2 + 0x3f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = OMAP2_I2C_INT2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device omap_i2c_device1 = {
+ .name = "i2c_omap",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(i2c_resources1),
+ .resource = i2c_resources1,
+ .dev = {
+ .platform_data = &omap2_i2c1_clkrate,
+ },
+};
+
+static struct platform_device omap_i2c_device2 = {
+ .name = "i2c_omap",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(i2c_resources2),
+ .resource = i2c_resources2,
+ .dev = {
+ .platform_data = &omap2_i2c2_clkrate,
+ },
+};
+
+static void omap_init_i2c(void)
+{
+ (void) platform_device_register(&omap_i2c_device2);
+ (void) platform_device_register(&omap_i2c_device1);
+}
+
+#else
+
+static void omap_init_i2c(void) {}
+
+#endif
+
+static int __init omap2430_i2c_init(void)
+{
+ omap_init_i2c();
+ return 0;
+}
+
+extern void __init sdp2430_flash_init(void);
+
static void __init omap_2430sdp_init(void)
{
platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices));
omap_board_config = sdp2430_config;
omap_board_config_size = ARRAY_SIZE(sdp2430_config);
omap_serial_init();
+
+ sdp2430_flash_init();
+
+ spi_register_board_info(sdp2430_spi_board_info,
+ ARRAY_SIZE(sdp2430_spi_board_info));
}
static void __init omap_2430sdp_map_io(void)
omap2_map_common_io();
}
+arch_initcall(omap2430_i2c_init);
+
MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board")
/* Maintainer: Syed Khasim - Texas Instruments Inc */
.phys_io = 0x48000000,