tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * linux/arch/arm/mach-versatile/versatile_pb.c
3 *
4 * Copyright (C) 2004 ARM Limited
5 * Copyright (C) 2000 Deep Blue Solutions Ltd
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include <linux/init.h>
23#include <linux/device.h>
24#include <linux/amba/bus.h>
25#include <linux/amba/pl061.h>
26#include <linux/amba/mmci.h>
27#include <linux/io.h>
28
29#include <mach/hardware.h>
30#include <asm/hardware/vic.h>
31#include <asm/irq.h>
32#include <asm/mach-types.h>
33
34#include <asm/mach/arch.h>
35
36#include "core.h"
37
38#if 1
39#define IRQ_MMCI1A IRQ_VICSOURCE23
40#else
41#define IRQ_MMCI1A IRQ_SIC_MMCI1A
42#endif
43
44static struct mmci_platform_data mmc1_plat_data = {
45 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
46 .status = mmc_status,
47 .gpio_wp = -1,
48 .gpio_cd = -1,
49};
50
51static struct pl061_platform_data gpio2_plat_data = {
52 .gpio_base = 16,
53 .irq_base = IRQ_GPIO2_START,
54};
55
56static struct pl061_platform_data gpio3_plat_data = {
57 .gpio_base = 24,
58 .irq_base = IRQ_GPIO3_START,
59};
60
61#define UART3_IRQ { IRQ_SIC_UART3 }
62#define SCI1_IRQ { IRQ_SIC_SCI3 }
63#define MMCI1_IRQ { IRQ_MMCI1A, IRQ_SIC_MMCI1B }
64
65/*
66 * These devices are connected via the core APB bridge
67 */
68#define GPIO2_IRQ { IRQ_GPIOINT2 }
69#define GPIO3_IRQ { IRQ_GPIOINT3 }
70
71/*
72 * These devices are connected via the DMA APB bridge
73 */
74
75/* FPGA Primecells */
76APB_DEVICE(uart3, "fpga:09", UART3, NULL);
77APB_DEVICE(sci1, "fpga:0a", SCI1, NULL);
78APB_DEVICE(mmc1, "fpga:0b", MMCI1, &mmc1_plat_data);
79
80/* DevChip Primecells */
81APB_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
82APB_DEVICE(gpio3, "dev:e7", GPIO3, &gpio3_plat_data);
83
84static struct amba_device *amba_devs[] __initdata = {
85 &uart3_device,
86 &gpio2_device,
87 &gpio3_device,
88 &sci1_device,
89 &mmc1_device,
90};
91
92static void __init versatile_pb_init(void)
93{
94 int i;
95
96 versatile_init();
97
98 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
99 struct amba_device *d = amba_devs[i];
100 amba_device_register(d, &iomem_resource);
101 }
102}
103
104MACHINE_START(VERSATILE_PB, "ARM-Versatile PB")
105 /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
106 .atag_offset = 0x100,
107 .map_io = versatile_map_io,
108 .init_early = versatile_init_early,
109 .init_irq = versatile_init_irq,
110 .handle_irq = vic_handle_irq,
111 .timer = &versatile_timer,
112 .init_machine = versatile_pb_init,
113 .restart = versatile_restart,
114MACHINE_END