#include <linux/mtd/partitions.h>
#include <linux/delay.h>
#include <linux/workqueue.h>
-#include <linux/i2c.h>
-#include <linux/i2c/at24.h>
#include <linux/input.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+
+#include <linux/i2c/at24.h>
+#include <linux/i2c/menelaus.h>
+#include <linux/i2c/pcf857x.h>
+
+#include <linux/spi/spi.h>
+#include <linux/spi/tsc210x.h>
+
+#include <media/v4l2-int-device.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/flash.h>
#include <mach/control.h>
-#include <mach/gpio.h>
-#include <mach/gpioexpander.h>
#include <mach/mux.h>
#include <mach/usb.h>
#include <mach/irda.h>
#include <mach/board.h>
#include <mach/common.h>
#include <mach/keypad.h>
-#include <mach/menelaus.h>
#include <mach/dma.h>
#include <mach/gpmc.h>
#define H4_ETHR_GPIO_IRQ 92
+/* FPGA on debug board has 32 GPIOs: 16 dedicated to leds,
+ * 8 outputs on a header, and 6 inputs from a DIP switch.
+ */
+#define H4_DEBUG_GPIO_BASE OMAP_MAX_GPIO_LINES
+# define H4_DEBUG_GPIO_SW3_1 (H4_DEBUG_GPIO_BASE + 24)
+# define H4_DEBUG_GPIO_SW3_2 (H4_DEBUG_GPIO_BASE + 25)
+# define H4_DEBUG_GPIO_SW3_3 (H4_DEBUG_GPIO_BASE + 26)
+# define H4_DEBUG_GPIO_SW3_4 (H4_DEBUG_GPIO_BASE + 27)
+# define H4_DEBUG_GPIO_SW3_5 (H4_DEBUG_GPIO_BASE + 28)
+# define H4_DEBUG_GPIO_SW3_8 (H4_DEBUG_GPIO_BASE + 29)
+
+/* H4 baseboard has 3 PCF8574 (8 bit) I2C GPIO expanders */
+#define H4_U191_GPIO_BASE (H4_DEBUG_GPIO_BASE + 32)
+# define H4_GPIO_IRDA_FIRSEL (H4_U191_GPIO_BASE + 0)
+# define H4_GPIO_MODEM_MOD_EN (H4_U191_GPIO_BASE + 1)
+# define H4_GPIO_WLAN_MOD_EN (H4_U191_GPIO_BASE + 2)
+# define H4_GPIO_CAM_MODULE_EN (H4_U191_GPIO_BASE + 3)
+# define H4_GPIO_HANDSET_EN (H4_U191_GPIO_BASE + 4)
+# define H4_GPIO_LCD_ENBKL (H4_U191_GPIO_BASE + 5)
+# define H4_GPIO_AUDIO_ENVDD (H4_U191_GPIO_BASE + 6)
+# define H4_GPIO_LCD_ENVDD (H4_U191_GPIO_BASE + 7)
+
+#define H4_U192_GPIO_BASE (H4_U191_GPIO_BASE + 8)
+# define H4_GPIO_IRDA_AGPSn (H4_U192_GPIO_BASE + 0)
+# define H4_GPIO_AGPS_PWREN (H4_U192_GPIO_BASE + 1)
+# define H4_GPIO_AGPS_RSTn (H4_U192_GPIO_BASE + 2)
+# define H4_GPIO_AGPS_SLEEP (H4_U192_GPIO_BASE + 3)
+# define H4_GPIO_AGPS_PA_XMT (H4_U192_GPIO_BASE + 4)
+# define H4_GPIO_MODEM_SPR2 (H4_U192_GPIO_BASE + 5)
+# define H4_GPIO_MODEM_SPR1 (H4_U192_GPIO_BASE + 6)
+# define H4_GPIO_BT_ACLK_ENn (H4_U192_GPIO_BASE + 7)
+
+#define H4_U193_GPIO_BASE (H4_U192_GPIO_BASE + 8)
+# define H4_GPIO_SPR0 (H4_U193_GPIO_BASE + 0)
+# define H4_GPIO_SPR1 (H4_U193_GPIO_BASE + 1)
+# define H4_GPIO_WLAN_SHUTDOWN (H4_U193_GPIO_BASE + 2)
+# define H4_GPIO_WLAN_RESET (H4_U193_GPIO_BASE + 3)
+# define H4_GPIO_WLAN_CLK_ENn (H4_U193_GPIO_BASE + 4)
+ /* 5, 6 not connected */
+# define H4_GPIO_CAM_RST (H4_U193_GPIO_BASE + 7)
+
static unsigned int row_gpios[6] = { 88, 89, 124, 11, 6, 96 };
static unsigned int col_gpios[7] = { 90, 91, 100, 36, 12, 97, 98 };
.resource = &h4_flash_resource,
};
-/* Select between the IrDA and aGPS module
- */
+#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
+
+/* Select between the IrDA and aGPS module */
static int h4_select_irda(struct device *dev, int state)
{
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x21))) {
- printk(KERN_ERR "Error reading from I/O expander\n");
- return err;
- }
+ /* U192.P0 = high for IRDA; else AGPS */
+ gpio_set_value_cansleep(H4_GPIO_IRDA_AGPSn, state & IR_SEL);
- /* 'P6' enable/disable IRDA_TX and IRDA_RX */
- if (state & IR_SEL) { /* IrDa */
- if ((err = write_gpio_expa(expa | 0x01, 0x21))) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- return err;
- }
- } else {
- if ((err = write_gpio_expa(expa & ~0x01, 0x21))) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- return err;
- }
- }
- return err;
+ /* NOTE: UART3 can also hook up to a DB9 or to GSM ... */
+ return 0;
}
static void set_trans_mode(struct work_struct *work)
struct omap_irda_config *irda_config =
container_of(work, struct omap_irda_config, gpio_expa.work);
int mode = irda_config->mode;
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x20)) != 0) {
- printk(KERN_ERR "Error reading from I/O expander\n");
- }
- expa &= ~0x01;
-
- if (!(mode & IR_SIRMODE)) { /* MIR/FIR */
- expa |= 0x01;
- }
-
- if ((err = write_gpio_expa(expa, 0x20)) != 0) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- }
+ /* U191.P0 = low for SIR; else MIR/FIR */
+ gpio_set_value_cansleep(H4_GPIO_IRDA_FIRSEL, !(mode & IR_SIRMODE));
}
static int h4_transceiver_mode(struct device *dev, int mode)
return 0;
}
+#else
+static int h4_select_irda(struct device *dev, int state) { return 0; }
+static int h4_transceiver_mode(struct device *dev, int mode) { return 0; }
+#endif
static struct omap_irda_config h4_irda_data = {
.transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
OMAP2_SYSBOOT_1_MASK | OMAP2_SYSBOOT_0_MASK));
}
+/* FIXME: This function should be moved to some other file, gpmc.c? */
+
/* H4-2420's always used muxed mode, H4-2422's always use non-muxed
*
* Note: OMAP-GIT doesn't correctly do is_cpu_omap2422 and is_cpu_omap2423
}
static struct omap_uart_config h4_uart_config __initdata = {
+#ifdef CONFIG_MACH_OMAP2_H4_USB1
+ .enabled_uarts = ((1 << 0) | (1 << 1)),
+#else
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
+#endif
};
static struct omap_lcd_config h4_lcd_config __initdata = {
#endif
};
-static struct omap_board_config_kernel h4_config[] = {
+/* ----------------------------------------------------------------------- */
+
+static struct tsc210x_config tsc_platform_data = {
+ .use_internal = 1,
+ .monitor = TSC_VBAT | TSC_TEMP,
+ /* REVISIT temp calibration data -- board-specific; from EEPROM? */
+ .mclk = "sys_clkout",
+};
+
+static struct spi_board_info h4_spi_board_info[] __initdata = {
+ {
+ .modalias = "tsc2101",
+ .bus_num = 1,
+ .chip_select = 0,
+ .mode = SPI_MODE_1,
+ .irq = OMAP_GPIO_IRQ(93),
+ .max_speed_hz = 16000000,
+ .platform_data = &tsc_platform_data,
+ },
+
+ /* nCS1 -- to lcd board, but unused
+ * nCS2 -- to WLAN/miniPCI
+ */
+};
+
+/* ----------------------------------------------------------------------- */
+
+static struct omap_board_config_kernel h4_config[] __initdata = {
{ OMAP_TAG_UART, &h4_uart_config },
{ OMAP_TAG_LCD, &h4_lcd_config },
};
+#ifdef CONFIG_MACH_OMAP_H4_TUSB
+
+#include <linux/usb/musb.h>
+
+static struct musb_hdrc_platform_data tusb_data = {
+ .mode = MUSB_OTG,
+ .min_power = 25, /* x2 = 50 mA drawn from VBUS as peripheral */
+
+ /* 1.8V supplied by Menelaus, other voltages supplied by VBAT;
+ * so no switching.
+ */
+};
+
+static void __init tusb_evm_setup(void)
+{
+ static char announce[] __initdata =
+ KERN_INFO "TUSB 6010 EVM\n";
+ int irq;
+ unsigned dmachan = 0;
+
+ /* There are at least 32 different combinations of boards that
+ * are loosely called "H4", with a 2420 ... different OMAP chip
+ * revisions (with pin mux changes for DMAREQ, GPMC errata, etc),
+ * modifications of the CPU board, mainboard, EVM, TUSB etc.
+ * Plus omap2422, omap2423, etc.
+ *
+ * So you might need to tweak this setup to make the TUSB EVM
+ * behave on your particular setup ...
+ */
+
+ /* Already set up: GPMC AD[0..15], CLK, nOE, nWE, nADV_ALE */
+ omap_cfg_reg(E2_GPMC_NCS2);
+ omap_cfg_reg(L2_GPMC_NCS7);
+ omap_cfg_reg(M1_GPMC_WAIT2);
+
+ switch ((omap_rev() >> 8) & 0x0f) {
+ case 0: /* ES 1.0 */
+ case 1: /* ES 2.0 */
+ /* Assume early board revision without optional ES2.0
+ * rework to swap J15 & AA10 so DMAREQ0 works
+ */
+ omap_cfg_reg(AA10_242X_GPIO13);
+ irq = 13;
+ /* omap_cfg_reg(J15_24XX_DMAREQ0); */
+ break;
+ default:
+ /* Later Menelaus boards can support all 6 DMA request
+ * lines, at the price of boot flash A23-A26.
+ */
+ omap_cfg_reg(J15_24XX_GPIO99);
+ irq = 99;
+ dmachan = (1 << 1) | (1 << 0);
+#if !(defined(CONFIG_MTD_OMAP_NOR) || defined(CONFIG_MTD_OMAP_NOR_MODULE))
+ dmachan |= (1 << 5) | (1 << 4) (1 << 3) | (1 << 2);
+#endif
+ break;
+ }
+
+ if (tusb6010_setup_interface(&tusb_data,
+ TUSB6010_REFCLK_24, /* waitpin */ 2,
+ /* async cs */ 2, /* sync cs */ 7,
+ irq, dmachan) == 0)
+ printk(announce);
+}
+
+#endif
+
+#if defined(CONFIG_VIDEO_OV9640) || defined(CONFIG_VIDEO_OV9640_MODULE)
+/*
+ * Common OV9640 register initialization for all image sizes, pixel formats,
+ * and frame rates
+ */
+const static struct ov9640_reg ov9640_common[] = {
+ { 0x12, 0x80 }, { 0x11, 0x80 }, { 0x13, 0x8F }, /* COM7, CLKRC, COM8 */
+ { 0x01, 0x80 }, { 0x02, 0x80 }, { 0x04, 0x00 }, /* BLUE, RED, COM1 */
+ { 0x0E, 0x81 }, { 0x0F, 0x4F }, { 0x14, 0x4A }, /* COM5, COM6, COM9 */
+ { 0x16, 0x02 }, { 0x1B, 0x01 }, { 0x24, 0x70 }, /* ?, PSHFT, AEW */
+ { 0x25, 0x68 }, { 0x26, 0xD3 }, { 0x27, 0x90 }, /* AEB, VPT, BBIAS */
+ { 0x2A, 0x00 }, { 0x2B, 0x00 }, { 0x32, 0x24 }, /* EXHCH, EXHCL, HREF */
+ { 0x33, 0x02 }, { 0x37, 0x02 }, { 0x38, 0x13 }, /* CHLF, ADC, ACOM */
+ { 0x39, 0xF0 }, { 0x3A, 0x00 }, { 0x3B, 0x01 }, /* OFON, TSLB, COM11 */
+ { 0x3D, 0x90 }, { 0x3E, 0x02 }, { 0x3F, 0xF2 }, /* COM13, COM14, EDGE */
+ { 0x41, 0x02 }, { 0x42, 0xC8 }, /* COM16, COM17 */
+ { 0x43, 0xF0 }, { 0x44, 0x10 }, { 0x45, 0x6C }, /* ?, ?, ? */
+ { 0x46, 0x6C }, { 0x47, 0x44 }, { 0x48, 0x44 }, /* ?, ?, ? */
+ { 0x49, 0x03 }, { 0x59, 0x49 }, { 0x5A, 0x94 }, /* ?, ?, ? */
+ { 0x5B, 0x46 }, { 0x5C, 0x84 }, { 0x5D, 0x5C }, /* ?, ?, ? */
+ { 0x5E, 0x08 }, { 0x5F, 0x00 }, { 0x60, 0x14 }, /* ?, ?, ? */
+ { 0x61, 0xCE }, /* ? */
+ { 0x62, 0x70 }, { 0x63, 0x00 }, { 0x64, 0x04 }, /* LCC1, LCC2, LCC3 */
+ { 0x65, 0x00 }, { 0x66, 0x00 }, /* LCC4, LCC5 */
+ { 0x69, 0x00 }, { 0x6A, 0x3E }, { 0x6B, 0x3F }, /* HV, MBD, DBLV */
+ { 0x6C, 0x40 }, { 0x6D, 0x30 }, { 0x6E, 0x4B }, /* GSP1, GSP2, GSP3 */
+ { 0x6F, 0x60 }, { 0x70, 0x70 }, { 0x71, 0x70 }, /* GSP4, GSP5, GSP6 */
+ { 0x72, 0x70 }, { 0x73, 0x70 }, { 0x74, 0x60 }, /* GSP7, GSP8, GSP9 */
+ { 0x75, 0x60 }, { 0x76, 0x50 }, { 0x77, 0x48 }, /* GSP10,GSP11,GSP12 */
+ { 0x78, 0x3A }, { 0x79, 0x2E }, { 0x7A, 0x28 }, /* GSP13,GSP14,GSP15 */
+ { 0x7B, 0x22 }, { 0x7C, 0x04 }, { 0x7D, 0x07 }, /* GSP16,GST1, GST2 */
+ { 0x7E, 0x10 }, { 0x7F, 0x28 }, { 0x80, 0x36 }, /* GST3, GST4, GST5 */
+ { 0x81, 0x44 }, { 0x82, 0x52 }, { 0x83, 0x60 }, /* GST6, GST7, GST8 */
+ { 0x84, 0x6C }, { 0x85, 0x78 }, { 0x86, 0x8C }, /* GST9, GST10,GST11 */
+ { 0x87, 0x9E }, { 0x88, 0xBB }, { 0x89, 0xD2 }, /* GST12,GST13,GST14 */
+ { 0x8A, 0xE6 }, { 0x13, 0x8F }, { 0x00, 0x7F }, /* GST15, COM8 */
+ { OV9640_REG_TERM, OV9640_VAL_TERM }
+};
+
+static int ov9640_sensor_power_set(int power)
+{
+ /* power up the sensor? */
+ gpio_set_value_cansleep(H4_GPIO_CAM_MODULE_EN, power);
+
+ /* take it out of reset if it's not powered */
+ gpio_direction_output(H4_GPIO_CAM_RST, !power);
+
+ return 0;
+}
+
+static struct v4l2_ifparm ifparm = {
+ .if_type = V4L2_IF_TYPE_BT656,
+ .u = {
+ .bt656 = {
+ .frame_start_on_rising_vs = 1,
+ .nobt_vs_inv = 1,
+ .mode = V4L2_IF_TYPE_BT656_MODE_NOBT_8BIT,
+ .clock_min = OV9640_XCLK_MIN,
+ .clock_max = OV9640_XCLK_MAX,
+ },
+ },
+};
+
+static int ov9640_ifparm(struct v4l2_ifparm *p)
+{
+ *p = ifparm;
+
+ return 0;
+}
+
+static struct ov9640_platform_data h4_ov9640_platform_data = {
+ .power_set = ov9640_sensor_power_set,
+ .default_regs = ov9640_common,
+ .ifparm = ov9640_ifparm,
+};
+
+#endif
+
+/* leave LCD powered off unless it will be used */
+#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
+#define LCD_ENABLED true
+#else
+#define LCD_ENABLED false
+#endif
+
+static struct gpio_led backlight_leds[] = {
+ {
+ .name = "lcd_h4",
+ .default_trigger = "backlight",
+ .gpio = H4_GPIO_LCD_ENBKL,
+ },
+ { },
+};
+
+static struct gpio_led_platform_data backlight_led_data = {
+ .num_leds = 1,
+ .leds = backlight_leds,
+};
+
+static struct platform_device h4_backlight_device = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev.platform_data = &backlight_led_data,
+};
+
+static int
+u191_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *context)
+{
+ /* P0 = IRDA control, FIR/MIR vs SIR */
+ gpio_request(H4_GPIO_IRDA_FIRSEL, "irda_firsel");
+ gpio_direction_output(H4_GPIO_IRDA_FIRSEL, false);
+
+ /* P3 = camera sensor module PWDN */
+ gpio_request(H4_GPIO_CAM_MODULE_EN, "camera_en");
+ gpio_direction_output(H4_GPIO_CAM_MODULE_EN, false);
+
+ /* P7 = LCD_ENVDD ... controls power to LCD (including backlight)
+ * P5 = LCD_ENBKL ... switches backlight
+ */
+ gpio_request(H4_GPIO_LCD_ENVDD, "lcd_power");
+ gpio_direction_output(H4_GPIO_LCD_ENVDD, LCD_ENABLED);
+ if (LCD_ENABLED) {
+ h4_backlight_device.dev.parent = &client->dev;
+ platform_device_register(&h4_backlight_device);
+ }
+
+ /* P6 = AUDIO_ENVDD ... switch power to microphone */
+ gpio_request(H4_GPIO_AUDIO_ENVDD, "audio_power");
+ gpio_direction_output(H4_GPIO_AUDIO_ENVDD, true);
+
+ return 0;
+}
+
+
+static struct pcf857x_platform_data u191_platform_data = {
+ .gpio_base = H4_U191_GPIO_BASE,
+ .setup = u191_setup,
+};
+
+static int
+u192_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *context)
+{
+ gpio_request(H4_GPIO_IRDA_AGPSn, "irda/agps");
+ gpio_direction_output(H4_GPIO_IRDA_AGPSn, false);
+
+ return 0;
+}
+
+static struct pcf857x_platform_data u192_platform_data = {
+ .gpio_base = H4_U192_GPIO_BASE,
+ .setup = u192_setup,
+};
+
+static int
+u193_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *context)
+{
+ /* reset sensor */
+ gpio_request(H4_GPIO_CAM_RST, "camera_rst");
+ gpio_direction_output(H4_GPIO_CAM_RST, true);
+
+ return 0;
+}
+
+static struct pcf857x_platform_data u193_platform_data = {
+ .gpio_base = H4_U193_GPIO_BASE,
+ .setup = u193_setup,
+};
+
static struct at24_platform_data m24c01 = {
.byte_len = SZ_1K / 8,
.page_size = 16,
};
static struct i2c_board_info __initdata h4_i2c_board_info[] = {
+ { /* U191 gpios */
+ I2C_BOARD_INFO("pcf8574", 0x20),
+ .platform_data = &u191_platform_data,
+ },
+ { /* U192 gpios */
+ I2C_BOARD_INFO("pcf8574", 0x21),
+ .platform_data = &u192_platform_data,
+ },
+ { /* U193 gpios */
+ I2C_BOARD_INFO("pcf8574", 0x22),
+ .platform_data = &u193_platform_data,
+ },
+ {
+ I2C_BOARD_INFO("rv5c387a", 0x32),
+ /* no IRQ wired to OMAP; nINTB goes to AGPS */
+ },
+ {
+ I2C_BOARD_INFO("menelaus", 0x72),
+ .irq = INT_24XX_SYS_NIRQ,
+ },
{
I2C_BOARD_INFO("isp1301_omap", 0x2d),
.irq = OMAP_GPIO_IRQ(125),
},
+#if defined(CONFIG_VIDEO_OV9640) || defined(CONFIG_VIDEO_OV9640_MODULE)
+ {
+ I2C_BOARD_INFO("ov9640", 0x30),
+ .platform_data = &h4_ov9640_platform_data,
+ },
+#endif
{ /* EEPROM on mainboard */
I2C_BOARD_INFO("24c01", 0x52),
.platform_data = &m24c01,
}
#endif
- i2c_register_board_info(1, h4_i2c_board_info,
- ARRAY_SIZE(h4_i2c_board_info));
+#ifdef CONFIG_MACH_OMAP2_H4_USB1
+ /* S3.3 controls whether these pins are for UART2 or USB1 */
+ omap_cfg_reg(N14_24XX_USB1_SE0);
+ omap_cfg_reg(P15_24XX_USB1_DAT);
+ omap_cfg_reg(W20_24XX_USB1_TXEN);
+ omap_cfg_reg(V19_24XX_USB1_RCV);
+#endif
+
+ /* Menelaus interrupt */
+ omap_cfg_reg(W19_24XX_SYS_NIRQ);
platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices));
omap_board_config = h4_config;
omap_board_config_size = ARRAY_SIZE(h4_config);
- omap_usb_init(&h4_usb_config);
omap_serial_init();
+ omap_usb_init(&h4_usb_config);
+ omap_register_i2c_bus(1, 100, h4_i2c_board_info,
+ ARRAY_SIZE(h4_i2c_board_info));
+
+ /* smc91x, debug leds, ps/2, extra uarts */
+ h4_init_debug();
+
+#ifdef CONFIG_MACH_OMAP_H4_TUSB
+ tusb_evm_setup();
+#endif
+
+ /* defaults seem ok for:
+ * omap_cfg_reg(U18_24XX_SPI1_SCK);
+ * omap_cfg_reg(V20_24XX_SPI1_MOSI);
+ * omap_cfg_reg(T18_24XX_SPI1_MISO);
+ * omap_cfg_reg(U19_24XX_SPI1_NCS0);
+ */
+
+ /* TSC2101 */
+ omap_cfg_reg(P20_24XX_GPIO93);
+ gpio_request(93, "tsc_irq");
+ gpio_direction_input(93);
+
+ omap_cfg_reg(W14_24XX_SYS_CLKOUT); /* mclk */
+ /* defaults seem ok for:
+ * omap_cfg_reg(Y15_EAC_AC_SCLK); // bclk
+ * omap_cfg_reg(R14_EAC_AC_FS);
+ * omap_cfg_reg(V15_EAC_AC_DOUT);
+ * omap_cfg_reg(W15_EAC_AC_DIN);
+ */
+
+ spi_register_board_info(h4_spi_board_info,
+ ARRAY_SIZE(h4_spi_board_info));
}
static void __init omap_h4_map_io(void)
projects / linux-2.6-omap-h63xx.git / blobdiff