1 | /* |
2 | * This file is subject to the terms and conditions of the GNU General Public |
3 | * License. See the file "COPYING" in the main directory of this archive |
4 | * for more details. |
5 | * |
6 | * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> |
7 | */ |
8 | |
9 | #include <linux/init.h> |
10 | #include <linux/kernel.h> |
11 | #include <linux/platform_device.h> |
12 | #include <bcm63xx_cpu.h> |
13 | #include <bcm63xx_dev_uart.h> |
14 | |
15 | static struct resource uart0_resources[] = { |
16 | { |
17 | /* start & end filled at runtime */ |
18 | .flags = IORESOURCE_MEM, |
19 | }, |
20 | { |
21 | /* start filled at runtime */ |
22 | .flags = IORESOURCE_IRQ, |
23 | }, |
24 | }; |
25 | |
26 | static struct resource uart1_resources[] = { |
27 | { |
28 | /* start & end filled at runtime */ |
29 | .flags = IORESOURCE_MEM, |
30 | }, |
31 | { |
32 | /* start filled at runtime */ |
33 | .flags = IORESOURCE_IRQ, |
34 | }, |
35 | }; |
36 | |
37 | static struct platform_device bcm63xx_uart_devices[] = { |
38 | { |
39 | .name = "bcm63xx_uart" , |
40 | .id = 0, |
41 | .num_resources = ARRAY_SIZE(uart0_resources), |
42 | .resource = uart0_resources, |
43 | }, |
44 | |
45 | { |
46 | .name = "bcm63xx_uart" , |
47 | .id = 1, |
48 | .num_resources = ARRAY_SIZE(uart1_resources), |
49 | .resource = uart1_resources, |
50 | } |
51 | }; |
52 | |
53 | int __init bcm63xx_uart_register(unsigned int id) |
54 | { |
55 | if (id >= ARRAY_SIZE(bcm63xx_uart_devices)) |
56 | return -ENODEV; |
57 | |
58 | if (id == 1 && (!BCMCPU_IS_3368() && !BCMCPU_IS_6358() && |
59 | !BCMCPU_IS_6368())) |
60 | return -ENODEV; |
61 | |
62 | if (id == 0) { |
63 | uart0_resources[0].start = bcm63xx_regset_address(RSET_UART0); |
64 | uart0_resources[0].end = uart0_resources[0].start + |
65 | RSET_UART_SIZE - 1; |
66 | uart0_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0); |
67 | } |
68 | |
69 | if (id == 1) { |
70 | uart1_resources[0].start = bcm63xx_regset_address(RSET_UART1); |
71 | uart1_resources[0].end = uart1_resources[0].start + |
72 | RSET_UART_SIZE - 1; |
73 | uart1_resources[1].start = bcm63xx_get_irq_number(IRQ_UART1); |
74 | } |
75 | |
76 | return platform_device_register(&bcm63xx_uart_devices[id]); |
77 | } |
78 | |