#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/mtd/mtd.h>
#include <asm/arch/mux.h>
#include <asm/arch/tc.h>
#include <asm/arch/common.h>
+#include <asm/arch/mcbsp.h>
+#include <asm/arch/omap-alsa.h>
static struct mtd_partition osk_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
.resource = osk5912_cf_resources,
};
+#define DEFAULT_BITPERSAMPLE 16
+
+static struct omap_mcbsp_reg_cfg mcbsp_regs = {
+ .spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
+ .spcr1 = RINTM(3) | RRST,
+ .rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
+ RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0),
+ .rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
+ .xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
+ XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG,
+ .xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
+ .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1),
+ .srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
+ /*.pcr0 = FSXM | FSRM | CLKXM | CLKRM | CLKXP | CLKRP,*/ /* mcbsp: master */
+ .pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
+};
+
+static struct omap_alsa_codec_config alsa_config = {
+ .name = "OSK AIC23",
+ .mcbsp_regs_alsa = &mcbsp_regs,
+ .codec_configure_dev = NULL, // aic23_configure,
+ .codec_set_samplerate = NULL, // aic23_set_samplerate,
+ .codec_clock_setup = NULL, // aic23_clock_setup,
+ .codec_clock_on = NULL, // aic23_clock_on,
+ .codec_clock_off = NULL, // aic23_clock_off,
+ .get_default_samplerate = NULL, // aic23_get_default_samplerate,
+};
+
static struct platform_device osk5912_mcbsp1_device = {
- .name = "omap_mcbsp",
- .id = 1,
+ .name = "omap_alsa_mcbsp",
+ .id = 1,
+ .dev = {
+ .platform_data = &alsa_config,
+ },
};
static struct platform_device *osk5912_devices[] __initdata = {
.enabled_uarts = (1 << 0),
};
+#ifdef CONFIG_OMAP_OSK_MISTRAL
static struct omap_lcd_config osk_lcd_config __initdata = {
- .panel_name = "osk",
.ctrl_name = "internal",
};
+#endif
static struct omap_board_config_kernel osk_config[] = {
{ OMAP_TAG_USB, &osk_usb_config },
{ OMAP_TAG_UART, &osk_uart_config },
+#ifdef CONFIG_OMAP_OSK_MISTRAL
{ OMAP_TAG_LCD, &osk_lcd_config },
+#endif
};
#ifdef CONFIG_OMAP_OSK_MISTRAL
+#include <linux/input.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <asm/arch/keypad.h>
+
+static const int osk_keymap[] = {
+ /* KEY(col, row, code) */
+ KEY(0, 0, KEY_F1), /* SW4 */
+ KEY(0, 3, KEY_UP), /* (sw2/up) */
+ KEY(1, 1, KEY_LEFTCTRL), /* SW5 */
+ KEY(1, 2, KEY_LEFT), /* (sw2/left) */
+ KEY(2, 0, KEY_SPACE), /* SW3 */
+ KEY(2, 1, KEY_ESC), /* SW6 */
+ KEY(2, 2, KEY_DOWN), /* (sw2/down) */
+ KEY(3, 2, KEY_ENTER), /* (sw2/select) */
+ KEY(3, 3, KEY_RIGHT), /* (sw2/right) */
+ 0
+};
+
+static struct omap_kp_platform_data osk_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap = (int *) osk_keymap,
+ .keymapsize = ARRAY_SIZE(osk_keymap),
+ .delay = 9,
+};
+
+static struct resource osk5912_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &osk_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_kp_resources),
+ .resource = osk5912_kp_resources,
+};
+
+static struct platform_device osk5912_lcd_device = {
+ .name = "lcd_osk",
+ .id = -1,
+};
+
+static struct platform_device *mistral_devices[] __initdata = {
+ &osk5912_kp_device,
+ &osk5912_lcd_device,
+};
+
+static int mistral_get_pendown_state(void)
+{
+ return !omap_get_gpio_datain(4);
+}
+
+static const struct ads7846_platform_data mistral_ts_info = {
+ .model = 7846,
+ .vref_delay_usecs = 100, /* internal, no capacitor */
+ .x_plate_ohms = 419,
+ .y_plate_ohms = 486,
+ .get_pendown_state = mistral_get_pendown_state,
+};
+
+static struct spi_board_info __initdata mistral_boardinfo[] = { {
+ /* MicroWire (bus 2) CS0 has an ads7846e */
+ .modalias = "ads7846",
+ .platform_data = &mistral_ts_info,
+ .irq = OMAP_GPIO_IRQ(4),
+ .max_speed_hz = 120000 /* max sample rate at 3V */
+ * 26 /* command + data + overhead */,
+ .bus_num = 2,
+ .chip_select = 0,
+} };
+
#ifdef CONFIG_PM
static irqreturn_t
-osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+osk_mistral_wake_interrupt(int irq, void *ignored)
{
return IRQ_HANDLED;
}
static void __init osk_mistral_init(void)
{
- /* FIXME here's where to feed in framebuffer, touchpad, and
- * keyboard setup ... not in the drivers for those devices!
- *
- * NOTE: we could actually tell if there's a Mistral board
+ /* NOTE: we could actually tell if there's a Mistral board
* attached, e.g. by trying to read something from the ads7846.
- * But this is too early for that...
+ * But this arch_init() code is too early for that, since we
+ * can't talk to the ads or even the i2c eeprom.
*/
+ // omap_cfg_reg(P19_1610_GPIO6); // BUSY
+ omap_cfg_reg(P20_1610_GPIO4); // PENIRQ
+ set_irq_type(OMAP_GPIO_IRQ(4), IRQT_FALLING);
+ spi_register_board_info(mistral_boardinfo,
+ ARRAY_SIZE(mistral_boardinfo));
+
/* the sideways button (SW1) is for use as a "wakeup" button */
omap_cfg_reg(N15_1610_MPUIO2);
if (omap_request_gpio(OMAP_MPUIO(2)) == 0) {
*/
ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
&osk_mistral_wake_interrupt,
- SA_SHIRQ, "mistral_wakeup",
+ IRQF_SHARED, "mistral_wakeup",
&osk_mistral_wake_interrupt);
if (ret != 0) {
omap_free_gpio(OMAP_MPUIO(2));
#endif
} else
printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
+
+ platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
}
#else
static void __init osk_mistral_init(void) { }
#endif
+#define EMIFS_CS3_VAL (0x88013141)
+
static void __init osk_init(void)
{
+ /* Workaround for wrong CS3 (NOR flash) timing
+ * There are some U-Boot versions out there which configure
+ * wrong CS3 memory timings. This mainly leads to CRC
+ * or similiar errors if you use NOR flash (e.g. with JFFS2)
+ */
+ if (EMIFS_CCS(3) != EMIFS_CS3_VAL)
+ EMIFS_CCS(3) = EMIFS_CS3_VAL;
+
osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
osk_flash_resource.end += SZ_32M - 1;
platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));