--- /dev/null
+/*
+ * linux/arch/arm/mach-omap1/board-osk.c
+ *
+ * Board specific init for OMAP5912 OSK
+ *
+ * Written by Dirk Behme <dirk.behme@de.bosch.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/input.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/usb.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/tc.h>
+#include <asm/arch/keypad.h>
+#include <asm/arch/common.h>
+#include <asm/arch/mcbsp.h>
+#include <asm/arch/omap-alsa.h>
+
+static int osk_keymap[] = {
+ KEY(0, 0, KEY_F1),
+ KEY(0, 3, KEY_UP),
+ KEY(1, 1, KEY_LEFTCTRL),
+ KEY(1, 2, KEY_LEFT),
+ KEY(2, 0, KEY_SPACE),
+ KEY(2, 1, KEY_ESC),
+ KEY(2, 2, KEY_DOWN),
+ KEY(3, 2, KEY_ENTER),
+ KEY(3, 3, KEY_RIGHT),
+ 0
+};
+
+
+static struct mtd_partition osk_partitions[] = {
+ /* bootloader (U-Boot, etc) in first sector */
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = SZ_128K,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ /* bootloader params in the next sector */
+ {
+ .name = "params",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_128K,
+ .mask_flags = 0,
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_2M,
+ .mask_flags = 0
+ }, {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0
+ }
+};
+
+static struct flash_platform_data osk_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+ .parts = osk_partitions,
+ .nr_parts = ARRAY_SIZE(osk_partitions),
+};
+
+static struct resource osk_flash_resource = {
+ /* this is on CS3, wherever it's mapped */
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device osk5912_flash_device = {
+ .name = "omapflash",
+ .id = 0,
+ .dev = {
+ .platform_data = &osk_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &osk_flash_resource,
+};
+
+static struct resource osk5912_smc91x_resources[] = {
+ [0] = {
+ .start = OMAP_OSK_ETHR_START, /* Physical */
+ .end = OMAP_OSK_ETHR_START + 0xf,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = OMAP_GPIO_IRQ(0),
+ .end = OMAP_GPIO_IRQ(0),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_smc91x_device = {
+ .name = "smc91x",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(osk5912_smc91x_resources),
+ .resource = osk5912_smc91x_resources,
+};
+
+static struct resource osk5912_cf_resources[] = {
+ [0] = {
+ .start = OMAP_GPIO_IRQ(62),
+ .end = OMAP_GPIO_IRQ(62),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_cf_device = {
+ .name = "omap_cf",
+ .id = -1,
+ .dev = {
+ .platform_data = (void *) 2 /* CS2 */,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_cf_resources),
+ .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_alsa_mcbsp",
+ .id = 1,
+ .dev = {
+ .platform_data = &alsa_config,
+ },
+};
+
+static struct resource osk5912_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct omap_kp_platform_data osk_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap = osk_keymap,
+};
+
+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 *osk5912_devices[] __initdata = {
+ &osk5912_flash_device,
+ &osk5912_smc91x_device,
+ &osk5912_cf_device,
+ &osk5912_mcbsp1_device,
+ &osk5912_kp_device,
+ &osk5912_lcd_device,
+};
+
+static void __init osk_init_smc91x(void)
+{
+ if ((omap_request_gpio(0)) < 0) {
+ printk("Error requesting gpio 0 for smc91x irq\n");
+ return;
+ }
+
+ /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
+ EMIFS_CCS(1) |= 0x3;
+}
+
+static void __init osk_init_cf(void)
+{
+ omap_cfg_reg(M7_1610_GPIO62);
+ if ((omap_request_gpio(62)) < 0) {
+ printk("Error requesting gpio 62 for CF irq\n");
+ return;
+ }
+ /* the CF I/O IRQ is really active-low */
+ set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING);
+}
+
+static void __init osk_init_irq(void)
+{
+ omap1_init_common_hw();
+ omap_init_irq();
+ omap_gpio_init();
+ osk_init_smc91x();
+ osk_init_cf();
+}
+
+static struct omap_usb_config osk_usb_config __initdata = {
+ /* has usb host connector (A) ... for development it can also
+ * be used, with a NONSTANDARD gender-bending cable/dongle, as
+ * a peripheral.
+ */
+#ifdef CONFIG_USB_GADGET_OMAP
+ .register_dev = 1,
+ .hmc_mode = 0,
+#else
+ .register_host = 1,
+ .hmc_mode = 16,
+ .rwc = 1,
+#endif
+ .pins[0] = 2,
+};
+
+static struct omap_uart_config osk_uart_config __initdata = {
+ .enabled_uarts = (1 << 0),
+};
+
+static struct omap_lcd_config osk_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct omap_board_config_kernel osk_config[] = {
+ { OMAP_TAG_USB, &osk_usb_config },
+ { OMAP_TAG_UART, &osk_uart_config },
+ { OMAP_TAG_LCD, &osk_lcd_config },
+};
+
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+
+#ifdef CONFIG_PM
+static irqreturn_t
+osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+{
+ return IRQ_HANDLED;
+}
+#endif
+
+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
+ * attached, e.g. by trying to read something from the ads7846.
+ * But this is too early for that...
+ */
+
+ /* 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) {
+ int ret = 0;
+ omap_set_gpio_direction(OMAP_MPUIO(2), 1);
+ set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING);
+#ifdef CONFIG_PM
+ /* share the IRQ in case someone wants to use the
+ * button for more than wakeup from system sleep.
+ */
+ ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
+ &osk_mistral_wake_interrupt,
+ SA_SHIRQ, "mistral_wakeup",
+ &osk_mistral_wake_interrupt);
+ if (ret != 0) {
+ omap_free_gpio(OMAP_MPUIO(2));
+ printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
+ ret);
+ } else
+ enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2)));
+#endif
+ } else
+ printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
+}
+#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));
+ omap_board_config = osk_config;
+ omap_board_config_size = ARRAY_SIZE(osk_config);
+ USB_TRANSCEIVER_CTRL_REG |= (3 << 1);
+
+ omap_serial_init();
+ osk_mistral_init();
+}
+
+static void __init osk_map_io(void)
+{
+ omap1_map_common_io();
+}
+
+MACHINE_START(OMAP_OSK, "TI-OSK")
+ /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
+ .phys_io = 0xfff00000,
+ .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
+ .boot_params = 0x10000100,
+ .map_io = osk_map_io,
+ .init_irq = osk_init_irq,
+ .init_machine = osk_init,
+ .timer = &omap_timer,
+MACHINE_END
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