diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-rx51.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-rx51.c | 136 |
1 files changed, 85 insertions, 51 deletions
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 67bb3476b70..db168c9627a 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -1,7 +1,9 @@ /* - * linux/arch/arm/mach-omap2/board-rx51.c + * Board support file for Nokia N900 (aka RX-51). * * Copyright (C) 2007, 2008 Nokia + * Copyright (C) 2012 Ivaylo Dimitrov <freemangordon@abv.bg> + * Copyright (C) 2013 Pali Rohár <pali.rohar@gmail.com> * * 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 @@ -16,57 +18,66 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/leds.h> +#include <linux/usb/phy.h> +#include <linux/usb/musb.h> +#include <linux/platform_data/spi-omap2-mcspi.h> -#include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <plat/mcspi.h> -#include <plat/board.h> -#include <plat/common.h> -#include <plat/dma.h> -#include <plat/gpmc.h> -#include <plat/usb.h> +#include <linux/omap-dma.h> +#include "common.h" #include "mux.h" - -struct omap_sdrc_params *rx51_get_sdram_timings(void); - -static struct omap_lcd_config rx51_lcd_config = { - .ctrl_name = "internal", -}; - -static struct omap_fbmem_config rx51_fbmem0_config = { - .size = 752 * 1024, -}; - -static struct omap_fbmem_config rx51_fbmem1_config = { - .size = 752 * 1024, +#include "gpmc.h" +#include "pm.h" +#include "soc.h" +#include "sdram-nokia.h" +#include "omap-secure.h" + +#define RX51_GPIO_SLEEP_IND 162 + +static struct gpio_led gpio_leds[] = { + { + .name = "sleep_ind", + .gpio = RX51_GPIO_SLEEP_IND, + }, }; -static struct omap_fbmem_config rx51_fbmem2_config = { - .size = 752 * 1024, +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), }; -static struct omap_board_config_kernel rx51_config[] = { - { OMAP_TAG_FBMEM, &rx51_fbmem0_config }, - { OMAP_TAG_FBMEM, &rx51_fbmem1_config }, - { OMAP_TAG_FBMEM, &rx51_fbmem2_config }, - { OMAP_TAG_LCD, &rx51_lcd_config }, +static struct platform_device leds_gpio = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &gpio_led_info, + }, }; -static void __init rx51_init_irq(void) -{ - struct omap_sdrc_params *sdrc_params; - - omap_board_config = rx51_config; - omap_board_config_size = ARRAY_SIZE(rx51_config); - sdrc_params = rx51_get_sdram_timings(); - omap2_init_common_hw(sdrc_params, sdrc_params); - omap_init_irq(); - omap_gpio_init(); -} +/* + * cpuidle C-states definition for rx51. + * + * The 'exit_latency' field is the sum of sleep + * and wake-up latencies. + + --------------------------------------------- + | state | exit_latency | target_residency | + --------------------------------------------- + | C1 | 110 + 162 | 5 | + | C2 | 106 + 180 | 309 | + | C3 | 107 + 410 | 46057 | + | C4 | 121 + 3374 | 46057 | + | C5 | 855 + 1146 | 46057 | + | C6 | 7580 + 4134 | 484329 | + | C7 | 7505 + 15274 | 484329 | + --------------------------------------------- + +*/ extern void __init rx51_peripherals_init(void); @@ -74,35 +85,58 @@ extern void __init rx51_peripherals_init(void); static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, }; -#else -#define board_mux NULL #endif +static struct omap_musb_board_data musb_board_data = { + .interface_type = MUSB_INTERFACE_ULPI, + .mode = MUSB_OTG, + .power = 0, +}; + static void __init rx51_init(void) { + struct omap_sdrc_params *sdrc_params; + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); - usb_musb_init(); + + sdrc_params = nokia_get_sdram_timings(); + omap_sdrc_init(sdrc_params, sdrc_params); + + usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); + usb_musb_init(&musb_board_data); rx51_peripherals_init(); + if (omap_type() == OMAP2_DEVICE_TYPE_SEC) { +#ifdef CONFIG_ARM_ERRATA_430973 + pr_info("RX-51: Enabling ARM errata 430973 workaround\n"); + /* set IBE to 1 */ + rx51_secure_update_aux_cr(BIT(6), 0); +#endif + } + /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); + + platform_device_register(&leds_gpio); } -static void __init rx51_map_io(void) +static void __init rx51_reserve(void) { - omap2_set_globals_343x(); - omap2_map_common_io(); + omap_reserve(); } MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ - .phys_io = 0x48000000, - .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, - .boot_params = 0x80000100, - .map_io = rx51_map_io, - .init_irq = rx51_init_irq, + .atag_offset = 0x100, + .reserve = rx51_reserve, + .map_io = omap3_map_io, + .init_early = omap3430_init_early, + .init_irq = omap3_init_irq, + .handle_irq = omap3_intc_handle_irq, .init_machine = rx51_init, - .timer = &omap_timer, + .init_late = omap3430_init_late, + .init_time = omap3_sync32k_timer_init, + .restart = omap3xxx_restart, MACHINE_END |