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@@ -414,3 +414,64 @@ static struct platform_device *mistral_devices[] __initdata = {
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&osk5912_lcd_device,
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&mistral_gpio_leds,
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};
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+
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+static int mistral_get_pendown_state(void)
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+{
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+ return !gpio_get_value(4);
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+}
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+
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+static const struct ads7846_platform_data mistral_ts_info = {
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+ .model = 7846,
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+ .vref_delay_usecs = 100, /* internal, no capacitor */
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+ .x_plate_ohms = 419,
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+ .y_plate_ohms = 486,
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+ .get_pendown_state = mistral_get_pendown_state,
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+};
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+
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+static struct spi_board_info __initdata mistral_boardinfo[] = { {
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+ /* MicroWire (bus 2) CS0 has an ads7846e */
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+ .modalias = "ads7846",
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+ .platform_data = &mistral_ts_info,
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+ .max_speed_hz = 120000 /* max sample rate at 3V */
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+ * 26 /* command + data + overhead */,
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+ .bus_num = 2,
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+ .chip_select = 0,
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+} };
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+
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+#ifdef CONFIG_PM
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+static irqreturn_t
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+osk_mistral_wake_interrupt(int irq, void *ignored)
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+{
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+ return IRQ_HANDLED;
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+}
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+#endif
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+
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+static void __init osk_mistral_init(void)
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+{
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+ /* NOTE: we could actually tell if there's a Mistral board
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+ * attached, e.g. by trying to read something from the ads7846.
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+ * But this arch_init() code is too early for that, since we
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+ * can't talk to the ads or even the i2c eeprom.
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+ */
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+
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+ /* parallel camera interface */
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+ omap_cfg_reg(J15_1610_CAM_LCLK);
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+ omap_cfg_reg(J18_1610_CAM_D7);
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+ omap_cfg_reg(J19_1610_CAM_D6);
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+ omap_cfg_reg(J14_1610_CAM_D5);
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+ omap_cfg_reg(K18_1610_CAM_D4);
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+ omap_cfg_reg(K19_1610_CAM_D3);
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+ omap_cfg_reg(K15_1610_CAM_D2);
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+ omap_cfg_reg(K14_1610_CAM_D1);
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+ omap_cfg_reg(L19_1610_CAM_D0);
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+ omap_cfg_reg(L18_1610_CAM_VS);
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+ omap_cfg_reg(L15_1610_CAM_HS);
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+ omap_cfg_reg(M19_1610_CAM_RSTZ);
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+ omap_cfg_reg(Y15_1610_CAM_OUTCLK);
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+
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+ /* serial camera interface */
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+ omap_cfg_reg(H19_1610_CAM_EXCLK);
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+ omap_cfg_reg(W13_1610_CCP_CLKM);
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+ omap_cfg_reg(Y12_1610_CCP_CLKP);
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+ /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
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+ /* omap_cfg_reg(Y14_1610_CCP_DATAM); */
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