2 * Copyright (C) ST-Ericsson SA 2010
4 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
5 * License terms: GNU General Public License (GPL) version 2
8 #include <linux/platform_device.h>
9 #include <linux/amba/bus.h>
11 #include <linux/irq.h>
13 #include <asm/mach/map.h>
15 #include <plat/gpio.h>
17 #include <mach/hardware.h>
18 #include <mach/devices.h>
19 #include <mach/setup.h>
20 #include <mach/irqs.h>
22 #include "devices-db5500.h"
24 static struct map_desc u5500_uart_io_desc
[] __initdata
= {
25 __IO_DEV_DESC(U5500_UART0_BASE
, SZ_4K
),
26 __IO_DEV_DESC(U5500_UART2_BASE
, SZ_4K
),
29 static struct map_desc u5500_io_desc
[] __initdata
= {
30 __IO_DEV_DESC(U5500_GIC_CPU_BASE
, SZ_4K
),
31 __IO_DEV_DESC(U5500_GIC_DIST_BASE
, SZ_4K
),
32 __IO_DEV_DESC(U5500_L2CC_BASE
, SZ_4K
),
33 __IO_DEV_DESC(U5500_TWD_BASE
, SZ_4K
),
34 __IO_DEV_DESC(U5500_MTU0_BASE
, SZ_4K
),
35 __IO_DEV_DESC(U5500_SCU_BASE
, SZ_4K
),
36 __IO_DEV_DESC(U5500_BACKUPRAM0_BASE
, SZ_8K
),
38 __IO_DEV_DESC(U5500_GPIO0_BASE
, SZ_4K
),
39 __IO_DEV_DESC(U5500_GPIO1_BASE
, SZ_4K
),
40 __IO_DEV_DESC(U5500_GPIO2_BASE
, SZ_4K
),
41 __IO_DEV_DESC(U5500_GPIO3_BASE
, SZ_4K
),
42 __IO_DEV_DESC(U5500_GPIO4_BASE
, SZ_4K
),
43 __IO_DEV_DESC(U5500_PRCMU_BASE
, SZ_4K
),
46 static struct resource mbox0_resources
[] = {
49 .start
= U5500_MBOX0_PEER_START
,
50 .end
= U5500_MBOX0_PEER_END
,
51 .flags
= IORESOURCE_MEM
,
55 .start
= U5500_MBOX0_LOCAL_START
,
56 .end
= U5500_MBOX0_LOCAL_END
,
57 .flags
= IORESOURCE_MEM
,
61 .start
= MBOX_PAIR0_VIRT_IRQ
,
62 .end
= MBOX_PAIR0_VIRT_IRQ
,
63 .flags
= IORESOURCE_IRQ
,
67 static struct resource mbox1_resources
[] = {
70 .start
= U5500_MBOX1_PEER_START
,
71 .end
= U5500_MBOX1_PEER_END
,
72 .flags
= IORESOURCE_MEM
,
76 .start
= U5500_MBOX1_LOCAL_START
,
77 .end
= U5500_MBOX1_LOCAL_END
,
78 .flags
= IORESOURCE_MEM
,
82 .start
= MBOX_PAIR1_VIRT_IRQ
,
83 .end
= MBOX_PAIR1_VIRT_IRQ
,
84 .flags
= IORESOURCE_IRQ
,
88 static struct resource mbox2_resources
[] = {
91 .start
= U5500_MBOX2_PEER_START
,
92 .end
= U5500_MBOX2_PEER_END
,
93 .flags
= IORESOURCE_MEM
,
97 .start
= U5500_MBOX2_LOCAL_START
,
98 .end
= U5500_MBOX2_LOCAL_END
,
99 .flags
= IORESOURCE_MEM
,
103 .start
= MBOX_PAIR2_VIRT_IRQ
,
104 .end
= MBOX_PAIR2_VIRT_IRQ
,
105 .flags
= IORESOURCE_IRQ
,
109 static struct platform_device mbox0_device
= {
112 .resource
= mbox0_resources
,
113 .num_resources
= ARRAY_SIZE(mbox0_resources
),
116 static struct platform_device mbox1_device
= {
119 .resource
= mbox1_resources
,
120 .num_resources
= ARRAY_SIZE(mbox1_resources
),
123 static struct platform_device mbox2_device
= {
126 .resource
= mbox2_resources
,
127 .num_resources
= ARRAY_SIZE(mbox2_resources
),
130 static struct platform_device
*u5500_platform_devs
[] __initdata
= {
136 static resource_size_t __initdata db5500_gpio_base
[] = {
137 U5500_GPIOBANK0_BASE
,
138 U5500_GPIOBANK1_BASE
,
139 U5500_GPIOBANK2_BASE
,
140 U5500_GPIOBANK3_BASE
,
141 U5500_GPIOBANK4_BASE
,
142 U5500_GPIOBANK5_BASE
,
143 U5500_GPIOBANK6_BASE
,
144 U5500_GPIOBANK7_BASE
,
147 static void __init
db5500_add_gpios(void)
149 struct nmk_gpio_platform_data pdata
= {
150 /* No custom data yet */
153 dbx500_add_gpios(ARRAY_AND_SIZE(db5500_gpio_base
),
154 IRQ_DB5500_GPIO0
, &pdata
);
157 void __init
u5500_map_io(void)
160 * Map the UARTs early so that the DEBUG_LL stuff continues to work.
162 iotable_init(u5500_uart_io_desc
, ARRAY_SIZE(u5500_uart_io_desc
));
166 iotable_init(u5500_io_desc
, ARRAY_SIZE(u5500_io_desc
));
169 void __init
u5500_init_devices(void)
175 platform_add_devices(u5500_platform_devs
,
176 ARRAY_SIZE(u5500_platform_devs
));