--- /dev/null
+/*
+ * linux/arch/arm/mach-omap1/board-nokia770.c
+ *
+ * Modified from board-generic.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/clk.h>
+#include <linux/omapfb.h>
+
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/workqueue.h>
+#include <linux/delay.h>
+
+#include <linux/platform_data/keypad-omap.h>
+#include <linux/platform_data/lcd-mipid.h>
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/i2c-cbus-gpio.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/mux.h>
+
+#include <mach/hardware.h>
+#include <mach/usb.h>
+
+#include "common.h"
+#include "clock.h"
+#include "mmc.h"
+
+#define ADS7846_PENDOWN_GPIO 15
+
+static const unsigned int nokia770_keymap[] = {
+ KEY(1, 0, GROUP_0 | KEY_UP),
+ KEY(2, 0, GROUP_1 | KEY_F5),
+ KEY(0, 1, GROUP_0 | KEY_LEFT),
+ KEY(1, 1, GROUP_0 | KEY_ENTER),
+ KEY(2, 1, GROUP_0 | KEY_RIGHT),
+ KEY(0, 2, GROUP_1 | KEY_ESC),
+ KEY(1, 2, GROUP_0 | KEY_DOWN),
+ KEY(2, 2, GROUP_1 | KEY_F4),
+ KEY(0, 3, GROUP_2 | KEY_F7),
+ KEY(1, 3, GROUP_2 | KEY_F8),
+ KEY(2, 3, GROUP_2 | KEY_F6),
+};
+
+static struct resource nokia770_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static const struct matrix_keymap_data nokia770_keymap_data = {
+ .keymap = nokia770_keymap,
+ .keymap_size = ARRAY_SIZE(nokia770_keymap),
+};
+
+static struct omap_kp_platform_data nokia770_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap_data = &nokia770_keymap_data,
+ .delay = 4,
+};
+
+static struct platform_device nokia770_kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &nokia770_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(nokia770_kp_resources),
+ .resource = nokia770_kp_resources,
+};
+
+static struct platform_device *nokia770_devices[] __initdata = {
+ &nokia770_kp_device,
+};
+
+static void mipid_shutdown(struct mipid_platform_data *pdata)
+{
+ if (pdata->nreset_gpio != -1) {
+ printk(KERN_INFO "shutdown LCD\n");
+ gpio_set_value(pdata->nreset_gpio, 0);
+ msleep(120);
+ }
+}
+
+static struct mipid_platform_data nokia770_mipid_platform_data = {
+ .shutdown = mipid_shutdown,
+};
+
+static struct omap_lcd_config nokia770_lcd_config __initdata = {
+ .ctrl_name = "hwa742",
+};
+
+static void __init mipid_dev_init(void)
+{
+ nokia770_mipid_platform_data.nreset_gpio = 13;
+ nokia770_mipid_platform_data.data_lines = 16;
+
+ omapfb_set_lcd_config(&nokia770_lcd_config);
+}
+
+static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = {
+ .x_max = 0x0fff,
+ .y_max = 0x0fff,
+ .x_plate_ohms = 180,
+ .pressure_max = 255,
+ .debounce_max = 10,
+ .debounce_tol = 3,
+ .debounce_rep = 1,
+ .gpio_pendown = ADS7846_PENDOWN_GPIO,
+};
+
+static struct spi_board_info nokia770_spi_board_info[] __initdata = {
+ [0] = {
+ .modalias = "lcd_mipid",
+ .bus_num = 2,
+ .chip_select = 3,
+ .max_speed_hz = 12000000,
+ .platform_data = &nokia770_mipid_platform_data,
+ },
+ [1] = {
+ .modalias = "ads7846",
+ .bus_num = 2,
+ .chip_select = 0,
+ .max_speed_hz = 2500000,
+ .platform_data = &nokia770_ads7846_platform_data,
+ },
+};
+
+static void __init hwa742_dev_init(void)
+{
+ clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL);
+}
+
+/* assume no Mini-AB port */
+
+static struct omap_usb_config nokia770_usb_config __initdata = {
+ .otg = 1,
+ .register_host = 1,
+ .register_dev = 1,
+ .hmc_mode = 16,
+ .pins[0] = 6,
+ .extcon = "tahvo-usb",
+};
+
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
+
+#define NOKIA770_GPIO_MMC_POWER 41
+#define NOKIA770_GPIO_MMC_SWITCH 23
+
+static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
+ int vdd)
+{
+ gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
+ return 0;
+}
+
+static int nokia770_mmc_get_cover_state(struct device *dev, int slot)
+{
+ return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH);
+}
+
+static struct omap_mmc_platform_data nokia770_mmc2_data = {
+ .nr_slots = 1,
+ .max_freq = 12000000,
+ .slots[0] = {
+ .set_power = nokia770_mmc_set_power,
+ .get_cover_state = nokia770_mmc_get_cover_state,
+ .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
+ .name = "mmcblk",
+ },
+};
+
+static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC];
+
+static void __init nokia770_mmc_init(void)
+{
+ int ret;
+
+ ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power");
+ if (ret < 0)
+ return;
+ gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0);
+
+ ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover");
+ if (ret < 0) {
+ gpio_free(NOKIA770_GPIO_MMC_POWER);
+ return;
+ }
+ gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH);
+
+ /* Only the second MMC controller is used */
+ nokia770_mmc_data[1] = &nokia770_mmc2_data;
+ omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC);
+}
+
+#else
+static inline void nokia770_mmc_init(void)
+{
+}
+#endif
+
+#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE)
+static struct i2c_cbus_platform_data nokia770_cbus_data = {
+ .clk_gpio = OMAP_MPUIO(9),
+ .dat_gpio = OMAP_MPUIO(10),
+ .sel_gpio = OMAP_MPUIO(11),
+};
+
+static struct platform_device nokia770_cbus_device = {
+ .name = "i2c-cbus-gpio",
+ .id = 2,
+ .dev = {
+ .platform_data = &nokia770_cbus_data,
+ },
+};
+
+static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = {
+ {
+ I2C_BOARD_INFO("retu-mfd", 0x01),
+ },
+ {
+ I2C_BOARD_INFO("tahvo-mfd", 0x02),
+ },
+};
+
+static void __init nokia770_cbus_init(void)
+{
+ const int retu_irq_gpio = 62;
+ const int tahvo_irq_gpio = 40;
+
+ if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
+ return;
+ if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) {
+ gpio_free(retu_irq_gpio);
+ return;
+ }
+ irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
+ irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING);
+ nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio);
+ nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio);
+ i2c_register_board_info(2, nokia770_i2c_board_info_2,
+ ARRAY_SIZE(nokia770_i2c_board_info_2));
+ platform_device_register(&nokia770_cbus_device);
+}
+#else /* CONFIG_I2C_CBUS_GPIO */
+static void __init nokia770_cbus_init(void)
+{
+}
+#endif /* CONFIG_I2C_CBUS_GPIO */
+
+static void __init omap_nokia770_init(void)
+{
+ /* On Nokia 770, the SleepX signal is masked with an
+ * MPUIO line by default. It has to be unmasked for it
+ * to become functional */
+
+ /* SleepX mask direction */
+ omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008);
+ /* Unmask SleepX signal */
+ omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004);
+
+ platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
+ nokia770_spi_board_info[1].irq = gpio_to_irq(15);
+ spi_register_board_info(nokia770_spi_board_info,
+ ARRAY_SIZE(nokia770_spi_board_info));
+ omap_serial_init();
+ omap_register_i2c_bus(1, 100, NULL, 0);
+ hwa742_dev_init();
+ mipid_dev_init();
+ omap1_usb_init(&nokia770_usb_config);
+ nokia770_mmc_init();
+ nokia770_cbus_init();
+}
+
+MACHINE_START(NOKIA770, "Nokia 770")
+ .atag_offset = 0x100,
+ .map_io = omap16xx_map_io,
+ .init_early = omap1_init_early,
+ .init_irq = omap1_init_irq,
+ .init_machine = omap_nokia770_init,
+ .init_late = omap1_init_late,
+ .init_time = omap1_timer_init,
+ .restart = omap1_restart,
+MACHINE_END
Code Review / kvmfornfv.git / blobdiff