projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 46ba0abf SS |
1 | /* |
| 2 | * Board support file for OMAP4430 SDP. | |
| 3 | * | |
| 4 | * Copyright (C) 2009 Texas Instruments | |
| 5 | * | |
| 6 | * Author: Santosh Shilimkar <santosh.shilimkar@ti.com> | |
| 7 | * | |
| 8 | * Based on mach-omap2/board-3430sdp.c | |
| 9 | * | |
| 10 | * This program is free software; you can redistribute it and/or modify | |
| 11 | * it under the terms of the GNU General Public License version 2 as | |
| 12 | * published by the Free Software Foundation. | |
| 13 | */ | |
| 14 | ||
| 15 | #include <linux/kernel.h> | |
| 16 | #include <linux/init.h> | |
| 17 | #include <linux/platform_device.h> | |
| 18 | #include <linux/io.h> | |
| 19 | #include <linux/gpio.h> | |
| bce06683 | 20 | #include <linux/usb/otg.h> |
| 46ba0abf SS |
21 | |
| 22 | #include <mach/hardware.h> | |
| 23 | #include <asm/mach-types.h> | |
| 24 | #include <asm/mach/arch.h> | |
| 25 | #include <asm/mach/map.h> | |
| 26 | ||
| ce491cf8 TL |
27 | #include <plat/board.h> |
| 28 | #include <plat/common.h> | |
| 29 | #include <plat/control.h> | |
| 30 | #include <plat/timer-gp.h> | |
| bce06683 | 31 | #include <plat/usb.h> |
| 46ba0abf | 32 | #include <asm/hardware/gic.h> |
| d309427e | 33 | #include <asm/hardware/cache-l2x0.h> |
| 46ba0abf SS |
34 | |
| 35 | static struct platform_device sdp4430_lcd_device = { | |
| 36 | .name = "sdp4430_lcd", | |
| 37 | .id = -1, | |
| 38 | }; | |
| 39 | ||
| 40 | static struct platform_device *sdp4430_devices[] __initdata = { | |
| 41 | &sdp4430_lcd_device, | |
| 42 | }; | |
| 43 | ||
| 46ba0abf SS |
44 | static struct omap_lcd_config sdp4430_lcd_config __initdata = { |
| 45 | .ctrl_name = "internal", | |
| 46 | }; | |
| 47 | ||
| 48 | static struct omap_board_config_kernel sdp4430_config[] __initdata = { | |
| 46ba0abf SS |
49 | { OMAP_TAG_LCD, &sdp4430_lcd_config }, |
| 50 | }; | |
| 51 | ||
| d309427e | 52 | #ifdef CONFIG_CACHE_L2X0 |
| d309427e SS |
53 | static int __init omap_l2_cache_init(void) |
| 54 | { | |
| d660f9a2 | 55 | extern void omap_smc1(u32 fn, u32 arg); |
| d309427e SS |
56 | void __iomem *l2cache_base; |
| 57 | ||
| 58 | /* To avoid code running on other OMAPs in | |
| 59 | * multi-omap builds | |
| 60 | */ | |
| 61 | if (!cpu_is_omap44xx()) | |
| 62 | return -ENODEV; | |
| 63 | ||
| 64 | /* Static mapping, never released */ | |
| 65 | l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); | |
| 66 | BUG_ON(!l2cache_base); | |
| 67 | ||
| 68 | /* Enable PL310 L2 Cache controller */ | |
| 69 | omap_smc1(0x102, 0x1); | |
| 70 | ||
| 71 | /* 32KB way size, 16-way associativity, | |
| 72 | * parity disabled | |
| 73 | */ | |
| 74 | l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff); | |
| 75 | ||
| 76 | return 0; | |
| 77 | } | |
| 78 | early_initcall(omap_l2_cache_init); | |
| 79 | #endif | |
| 80 | ||
| 46ba0abf SS |
81 | static void __init gic_init_irq(void) |
| 82 | { | |
| e4e7a13a TL |
83 | void __iomem *base; |
| 84 | ||
| 85 | /* Static mapping, never released */ | |
| 86 | base = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); | |
| 87 | BUG_ON(!base); | |
| 88 | gic_dist_init(0, base, 29); | |
| 89 | ||
| 90 | /* Static mapping, never released */ | |
| 91 | gic_cpu_base_addr = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); | |
| 92 | BUG_ON(!gic_cpu_base_addr); | |
| 93 | gic_cpu_init(0, gic_cpu_base_addr); | |
| 46ba0abf SS |
94 | } |
| 95 | ||
| 96 | static void __init omap_4430sdp_init_irq(void) | |
| 97 | { | |
| 5b7815b5 SS |
98 | omap_board_config = sdp4430_config; |
| 99 | omap_board_config_size = ARRAY_SIZE(sdp4430_config); | |
| 58cda884 | 100 | omap2_init_common_hw(NULL, NULL); |
| 46ba0abf SS |
101 | #ifdef CONFIG_OMAP_32K_TIMER |
| 102 | omap2_gp_clockevent_set_gptimer(1); | |
| 103 | #endif | |
| 104 | gic_init_irq(); | |
| 105 | omap_gpio_init(); | |
| 106 | } | |
| 107 | ||
| bce06683 MM |
108 | static struct omap_musb_board_data musb_board_data = { |
| 109 | .interface_type = MUSB_INTERFACE_UTMI, | |
| 110 | .mode = MUSB_PERIPHERAL, | |
| 111 | .power = 100, | |
| 112 | }; | |
| 46ba0abf SS |
113 | |
| 114 | static void __init omap_4430sdp_init(void) | |
| 115 | { | |
| 116 | platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); | |
| 46ba0abf | 117 | omap_serial_init(); |
| bce06683 MM |
118 | /* OMAP4 SDP uses internal transceiver so register nop transceiver */ |
| 119 | usb_nop_xceiv_register(); | |
| ae46ec77 SS |
120 | /* FIXME: allow multi-omap to boot until musb is updated for omap4 */ |
| 121 | if (!cpu_is_omap44xx()) | |
| 122 | usb_musb_init(&musb_board_data); | |
| 46ba0abf SS |
123 | } |
| 124 | ||
| 125 | static void __init omap_4430sdp_map_io(void) | |
| 126 | { | |
| 127 | omap2_set_globals_443x(); | |
| 6fbd55d0 | 128 | omap44xx_map_common_io(); |
| 46ba0abf SS |
129 | } |
| 130 | ||
| 131 | MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") | |
| 132 | /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */ | |
| 133 | .phys_io = 0x48000000, | |
| b4224b23 | 134 | .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, |
| 46ba0abf SS |
135 | .boot_params = 0x80000100, |
| 136 | .map_io = omap_4430sdp_map_io, | |
| 137 | .init_irq = omap_4430sdp_init_irq, | |
| 138 | .init_machine = omap_4430sdp_init, | |
| 139 | .timer = &omap_timer, | |
| 140 | MACHINE_END |