^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * linux/arch/arm/mach-omap1/board-nokia770.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Modified from board-generic.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/clkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/gpio/machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/omapfb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/spi/spi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/spi/ads7846.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/platform_data/keypad-omap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/platform_data/lcd-mipid.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/platform_data/gpio-omap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <mach/mux.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <mach/hardware.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <mach/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include "common.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include "clock.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include "mmc.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define ADS7846_PENDOWN_GPIO 15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static const unsigned int nokia770_keymap[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) KEY(1, 0, GROUP_0 | KEY_UP),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) KEY(2, 0, GROUP_1 | KEY_F5),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) KEY(0, 1, GROUP_0 | KEY_LEFT),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) KEY(1, 1, GROUP_0 | KEY_ENTER),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) KEY(2, 1, GROUP_0 | KEY_RIGHT),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) KEY(0, 2, GROUP_1 | KEY_ESC),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) KEY(1, 2, GROUP_0 | KEY_DOWN),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) KEY(2, 2, GROUP_1 | KEY_F4),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) KEY(0, 3, GROUP_2 | KEY_F7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) KEY(1, 3, GROUP_2 | KEY_F8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) KEY(2, 3, GROUP_2 | KEY_F6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) static struct resource nokia770_kp_resources[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) .start = INT_KEYBOARD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .end = INT_KEYBOARD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) static const struct matrix_keymap_data nokia770_keymap_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) .keymap = nokia770_keymap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) .keymap_size = ARRAY_SIZE(nokia770_keymap),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) static struct omap_kp_platform_data nokia770_kp_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) .rows = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .cols = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) .keymap_data = &nokia770_keymap_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) .delay = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) static struct platform_device nokia770_kp_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .name = "omap-keypad",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .platform_data = &nokia770_kp_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .num_resources = ARRAY_SIZE(nokia770_kp_resources),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) .resource = nokia770_kp_resources,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) static struct platform_device *nokia770_devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) &nokia770_kp_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static void mipid_shutdown(struct mipid_platform_data *pdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) if (pdata->nreset_gpio != -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) printk(KERN_INFO "shutdown LCD\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) gpio_set_value(pdata->nreset_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) msleep(120);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static struct mipid_platform_data nokia770_mipid_platform_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .shutdown = mipid_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) static const struct omap_lcd_config nokia770_lcd_config __initconst = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .ctrl_name = "hwa742",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) static void __init mipid_dev_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) nokia770_mipid_platform_data.nreset_gpio = 13;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) nokia770_mipid_platform_data.data_lines = 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) omapfb_set_lcd_config(&nokia770_lcd_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .x_max = 0x0fff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) .y_max = 0x0fff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .x_plate_ohms = 180,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .pressure_max = 255,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .debounce_max = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .debounce_tol = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .debounce_rep = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) .gpio_pendown = ADS7846_PENDOWN_GPIO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) static struct spi_board_info nokia770_spi_board_info[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .modalias = "lcd_mipid",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .bus_num = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .chip_select = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) .max_speed_hz = 12000000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) .platform_data = &nokia770_mipid_platform_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) [1] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .modalias = "ads7846",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .bus_num = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .chip_select = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .max_speed_hz = 2500000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .platform_data = &nokia770_ads7846_platform_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) static void __init hwa742_dev_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) /* assume no Mini-AB port */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) static struct omap_usb_config nokia770_usb_config __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .otg = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .register_host = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .register_dev = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .hmc_mode = 16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .pins[0] = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .extcon = "tahvo-usb",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #if IS_ENABLED(CONFIG_MMC_OMAP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) #define NOKIA770_GPIO_MMC_POWER 41
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) #define NOKIA770_GPIO_MMC_SWITCH 23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) int vdd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static int nokia770_mmc_get_cover_state(struct device *dev, int slot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static struct omap_mmc_platform_data nokia770_mmc2_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) .nr_slots = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) .max_freq = 12000000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .slots[0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .set_power = nokia770_mmc_set_power,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .get_cover_state = nokia770_mmc_get_cover_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) .name = "mmcblk",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static void __init nokia770_mmc_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) gpio_free(NOKIA770_GPIO_MMC_POWER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) /* Only the second MMC controller is used */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) nokia770_mmc_data[1] = &nokia770_mmc2_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) static inline void nokia770_mmc_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) #if IS_ENABLED(CONFIG_I2C_CBUS_GPIO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) static struct gpiod_lookup_table nokia770_cbus_gpio_table = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) .dev_id = "i2c-cbus-gpio.2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) .table = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) GPIO_LOOKUP_IDX("mpuio", 9, NULL, 0, 0), /* clk */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) GPIO_LOOKUP_IDX("mpuio", 10, NULL, 1, 0), /* dat */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) GPIO_LOOKUP_IDX("mpuio", 11, NULL, 2, 0), /* sel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) { },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) static struct platform_device nokia770_cbus_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .name = "i2c-cbus-gpio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .id = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) I2C_BOARD_INFO("retu", 0x01),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) I2C_BOARD_INFO("tahvo", 0x02),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) static void __init nokia770_cbus_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) const int retu_irq_gpio = 62;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) const int tahvo_irq_gpio = 40;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) gpio_free(retu_irq_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) i2c_register_board_info(2, nokia770_i2c_board_info_2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) ARRAY_SIZE(nokia770_i2c_board_info_2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) gpiod_add_lookup_table(&nokia770_cbus_gpio_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) platform_device_register(&nokia770_cbus_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) #else /* CONFIG_I2C_CBUS_GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) static void __init nokia770_cbus_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) #endif /* CONFIG_I2C_CBUS_GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static void __init omap_nokia770_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) /* On Nokia 770, the SleepX signal is masked with an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) * MPUIO line by default. It has to be unmasked for it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) * to become functional */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) /* SleepX mask direction */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) /* Unmask SleepX signal */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) nokia770_spi_board_info[1].irq = gpio_to_irq(15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) spi_register_board_info(nokia770_spi_board_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) ARRAY_SIZE(nokia770_spi_board_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) omap_serial_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) omap_register_i2c_bus(1, 100, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) hwa742_dev_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) mipid_dev_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) omap1_usb_init(&nokia770_usb_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) nokia770_mmc_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) nokia770_cbus_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) MACHINE_START(NOKIA770, "Nokia 770")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) .map_io = omap16xx_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) .init_early = omap1_init_early,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) .init_irq = omap1_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .handle_irq = omap1_handle_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) .init_machine = omap_nokia770_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) .init_late = omap1_init_late,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) .init_time = omap1_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) .restart = omap1_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags