diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-h2.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-h2.c | 364 |
1 files changed, 298 insertions, 66 deletions
diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 4ee6bd8a50b..5b45d266d83 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -18,31 +18,80 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - +#include <linux/gpio.h> #include <linux/kernel.h> -#include <linux/init.h> #include <linux/platform_device.h> #include <linux/delay.h> +#include <linux/i2c.h> #include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/input.h> +#include <linux/i2c/tps65010.h> +#include <linux/smc91x.h> +#include <linux/omapfb.h> +#include <linux/platform_data/gpio-omap.h> +#include <linux/leds.h> -#include <asm/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <asm/mach/flash.h> #include <asm/mach/map.h> -#include <asm/arch/gpio.h> -#include <asm/arch/mux.h> -#include <asm/arch/tc.h> -#include <asm/arch/usb.h> -#include <asm/arch/common.h> +#include <mach/mux.h> +#include <linux/omap-dma.h> +#include <mach/tc.h> +#include <linux/platform_data/keypad-omap.h> +#include <mach/flash.h> + +#include <mach/hardware.h> +#include <mach/usb.h> + +#include "common.h" +#include "board-h2.h" -extern int omap_gpio_init(void); +/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ +#define OMAP1610_ETHR_START 0x04000300 -static int __initdata h2_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; +static const unsigned int h2_keymap[] = { + KEY(0, 0, KEY_LEFT), + KEY(1, 0, KEY_RIGHT), + KEY(2, 0, KEY_3), + KEY(3, 0, KEY_F10), + KEY(4, 0, KEY_F5), + KEY(5, 0, KEY_9), + KEY(0, 1, KEY_DOWN), + KEY(1, 1, KEY_UP), + KEY(2, 1, KEY_2), + KEY(3, 1, KEY_F9), + KEY(4, 1, KEY_F7), + KEY(5, 1, KEY_0), + KEY(0, 2, KEY_ENTER), + KEY(1, 2, KEY_6), + KEY(2, 2, KEY_1), + KEY(3, 2, KEY_F2), + KEY(4, 2, KEY_F6), + KEY(5, 2, KEY_HOME), + KEY(0, 3, KEY_8), + KEY(1, 3, KEY_5), + KEY(2, 3, KEY_F12), + KEY(3, 3, KEY_F3), + KEY(4, 3, KEY_F8), + KEY(5, 3, KEY_END), + KEY(0, 4, KEY_7), + KEY(1, 4, KEY_4), + KEY(2, 4, KEY_F11), + KEY(3, 4, KEY_F1), + KEY(4, 4, KEY_F4), + KEY(5, 4, KEY_ESC), + KEY(0, 5, KEY_F13), + KEY(1, 5, KEY_F14), + KEY(2, 5, KEY_F15), + KEY(3, 5, KEY_F16), + KEY(4, 5, KEY_SLEEP), +}; -static struct mtd_partition h2_partitions[] = { +static struct mtd_partition h2_nor_partitions[] = { /* bootloader (U-Boot, etc) in first sector */ { .name = "bootloader", @@ -73,26 +122,103 @@ static struct mtd_partition h2_partitions[] = { } }; -static struct flash_platform_data h2_flash_data = { - .map_name = "cfi_probe", +static struct physmap_flash_data h2_nor_data = { .width = 2, - .parts = h2_partitions, - .nr_parts = ARRAY_SIZE(h2_partitions), + .set_vpp = omap1_set_vpp, + .parts = h2_nor_partitions, + .nr_parts = ARRAY_SIZE(h2_nor_partitions), }; -static struct resource h2_flash_resource = { +static struct resource h2_nor_resource = { /* This is on CS3, wherever it's mapped */ .flags = IORESOURCE_MEM, }; -static struct platform_device h2_flash_device = { - .name = "omapflash", +static struct platform_device h2_nor_device = { + .name = "physmap-flash", .id = 0, .dev = { - .platform_data = &h2_flash_data, + .platform_data = &h2_nor_data, }, .num_resources = 1, - .resource = &h2_flash_resource, + .resource = &h2_nor_resource, +}; + +static struct mtd_partition h2_nand_partitions[] = { +#if 0 + /* REVISIT: enable these partitions if you make NAND BOOT + * work on your H2 (rev C or newer); published versions of + * x-load only support P2 and H3. + */ + { + .name = "xloader", + .offset = 0, + .size = 64 * 1024, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + { + .name = "bootloader", + .offset = MTDPART_OFS_APPEND, + .size = 256 * 1024, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + { + .name = "params", + .offset = MTDPART_OFS_APPEND, + .size = 192 * 1024, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 2 * SZ_1M, + }, +#endif + { + .name = "filesystem", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + }, +}; + +#define H2_NAND_RB_GPIO_PIN 62 + +static int h2_nand_dev_ready(struct mtd_info *mtd) +{ + return gpio_get_value(H2_NAND_RB_GPIO_PIN); +} + +static struct platform_nand_data h2_nand_platdata = { + .chip = { + .nr_chips = 1, + .chip_offset = 0, + .nr_partitions = ARRAY_SIZE(h2_nand_partitions), + .partitions = h2_nand_partitions, + .options = NAND_SAMSUNG_LP_OPTIONS, + }, + .ctrl = { + .cmd_ctrl = omap1_nand_cmd_ctl, + .dev_ready = h2_nand_dev_ready, + }, +}; + +static struct resource h2_nand_resource = { + .flags = IORESOURCE_MEM, +}; + +static struct platform_device h2_nand_device = { + .name = "gen_nand", + .id = 0, + .dev = { + .platform_data = &h2_nand_platdata, + }, + .num_resources = 1, + .resource = &h2_nand_resource, +}; + +static struct smc91x_platdata h2_smc91x_info = { + .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, + .leda = RPC_LED_100_10, + .ledb = RPC_LED_TX_RX, }; static struct resource h2_smc91x_resources[] = { @@ -102,100 +228,206 @@ static struct resource h2_smc91x_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = OMAP_GPIO_IRQ(0), - .end = OMAP_GPIO_IRQ(0), - .flags = IORESOURCE_IRQ, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, }, }; static struct platform_device h2_smc91x_device = { .name = "smc91x", .id = 0, + .dev = { + .platform_data = &h2_smc91x_info, + }, .num_resources = ARRAY_SIZE(h2_smc91x_resources), .resource = h2_smc91x_resources, }; +static struct resource h2_kp_resources[] = { + [0] = { + .start = INT_KEYBOARD, + .end = INT_KEYBOARD, + .flags = IORESOURCE_IRQ, + }, +}; + +static const struct matrix_keymap_data h2_keymap_data = { + .keymap = h2_keymap, + .keymap_size = ARRAY_SIZE(h2_keymap), +}; + +static struct omap_kp_platform_data h2_kp_data = { + .rows = 8, + .cols = 8, + .keymap_data = &h2_keymap_data, + .rep = true, + .delay = 9, + .dbounce = true, +}; + +static struct platform_device h2_kp_device = { + .name = "omap-keypad", + .id = -1, + .dev = { + .platform_data = &h2_kp_data, + }, + .num_resources = ARRAY_SIZE(h2_kp_resources), + .resource = h2_kp_resources, +}; + +static struct gpio_led h2_gpio_led_pins[] = { + { + .name = "h2:red", + .default_trigger = "heartbeat", + .gpio = 3, + }, + { + .name = "h2:green", + .default_trigger = "cpu0", + .gpio = OMAP_MPUIO(4), + }, +}; + +static struct gpio_led_platform_data h2_gpio_led_data = { + .leds = h2_gpio_led_pins, + .num_leds = ARRAY_SIZE(h2_gpio_led_pins), +}; + +static struct platform_device h2_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &h2_gpio_led_data, + }, +}; + static struct platform_device *h2_devices[] __initdata = { - &h2_flash_device, + &h2_nor_device, + &h2_nand_device, &h2_smc91x_device, + &h2_kp_device, + &h2_gpio_leds, }; static void __init h2_init_smc91x(void) { - if ((omap_request_gpio(0)) < 0) { + if (gpio_request(0, "SMC91x irq") < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } } -static void __init h2_init_irq(void) +static int tps_setup(struct i2c_client *client, void *context) { - omap_init_irq(); - omap_gpio_init(); - h2_init_smc91x(); + if (!IS_BUILTIN(CONFIG_TPS65010)) + return -ENOSYS; + + tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V | + TPS_LDO1_ENABLE | TPS_VLDO1_3_0V); + + return 0; } +static struct tps65010_board tps_board = { + .base = H2_TPS_GPIO_BASE, + .outmask = 0x0f, + .setup = tps_setup, +}; + +static struct i2c_board_info __initdata h2_i2c_board_info[] = { + { + I2C_BOARD_INFO("tps65010", 0x48), + .platform_data = &tps_board, + }, { + I2C_BOARD_INFO("isp1301_omap", 0x2d), + }, +}; + static struct omap_usb_config h2_usb_config __initdata = { /* usb1 has a Mini-AB port and external isp1301 transceiver */ .otg = 2, -#ifdef CONFIG_USB_GADGET_OMAP - .hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled - // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback) +#if IS_ENABLED(CONFIG_USB_OMAP) + .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ + /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */ #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */ - .hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled + .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ #endif .pins[1] = 3, }; -static struct omap_mmc_config h2_mmc_config __initdata = { - .mmc [0] = { - .enabled = 1, - .wire4 = 1, - .wp_pin = OMAP_MPUIO(3), - .power_pin = -1, /* tps65010 gpio3 */ - .switch_pin = OMAP_MPUIO(1), - }, -}; - -static struct omap_board_config_kernel h2_config[] = { - { OMAP_TAG_USB, &h2_usb_config }, - { OMAP_TAG_MMC, &h2_mmc_config }, +static struct omap_lcd_config h2_lcd_config __initdata = { + .ctrl_name = "internal", }; static void __init h2_init(void) { - /* NOTE: revC boards support NAND-boot, which can put NOR on CS2B - * and NAND (either 16bit or 8bit) on CS3. + h2_init_smc91x(); + + /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped + * to address 0 by a dip switch), NAND on CS2B. The NAND driver will + * notice whether a NAND chip is enabled at probe time. + * + * FIXME revC boards (and H3) support NAND-boot, with a dip switch to + * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try + * detecting that in code here, to avoid probing every possible flash + * configuration... */ - h2_flash_resource.end = h2_flash_resource.start = omap_cs3_phys(); - h2_flash_resource.end += SZ_32M - 1; + h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys(); + h2_nor_resource.end += SZ_32M - 1; + + h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS; + h2_nand_resource.end += SZ_4K - 1; + BUG_ON(gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0); + gpio_direction_input(H2_NAND_RB_GPIO_PIN); + + omap_cfg_reg(L3_1610_FLASH_CS2B_OE); + omap_cfg_reg(M8_1610_FLASH_CS2B_WE); /* MMC: card detect and WP */ - // omap_cfg_reg(U19_ARMIO1); /* CD */ + /* omap_cfg_reg(U19_ARMIO1); */ /* CD */ omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */ + /* Mux pins for keypad */ + omap_cfg_reg(F18_1610_KBC0); + omap_cfg_reg(D20_1610_KBC1); + omap_cfg_reg(D19_1610_KBC2); + omap_cfg_reg(E18_1610_KBC3); + omap_cfg_reg(C21_1610_KBC4); + omap_cfg_reg(G18_1610_KBR0); + omap_cfg_reg(F19_1610_KBR1); + omap_cfg_reg(H14_1610_KBR2); + omap_cfg_reg(E20_1610_KBR3); + omap_cfg_reg(E19_1610_KBR4); + omap_cfg_reg(N19_1610_KBR5); + + /* GPIO based LEDs */ + omap_cfg_reg(P18_1610_GPIO3); + omap_cfg_reg(MPUIO4); + + h2_smc91x_resources[1].start = gpio_to_irq(0); + h2_smc91x_resources[1].end = gpio_to_irq(0); platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices)); - omap_board_config = h2_config; - omap_board_config_size = ARRAY_SIZE(h2_config); -} + omap_serial_init(); + h2_i2c_board_info[0].irq = gpio_to_irq(58); + h2_i2c_board_info[1].irq = gpio_to_irq(2); + omap_register_i2c_bus(1, 100, h2_i2c_board_info, + ARRAY_SIZE(h2_i2c_board_info)); + omap1_usb_init(&h2_usb_config); + h2_mmc_init(); -static void __init h2_map_io(void) -{ - omap_map_common_io(); - omap_serial_init(h2_serial_ports); + omapfb_set_lcd_config(&h2_lcd_config); } MACHINE_START(OMAP_H2, "TI-H2") /* Maintainer: Imre Deak <imre.deak@nokia.com> */ - .phys_ram = 0x10000000, - .phys_io = 0xfff00000, - .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, - .boot_params = 0x10000100, - .map_io = h2_map_io, - .init_irq = h2_init_irq, + .atag_offset = 0x100, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, + .init_irq = omap1_init_irq, .init_machine = h2_init, - .timer = &omap_timer, + .init_late = omap1_init_late, + .init_time = omap1_timer_init, + .restart = omap1_restart, MACHINE_END |