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Merge branch 'topic/hda-gateway' into topic/hda
[mirror_ubuntu-zesty-kernel.git] / arch / arm / mach-iop33x / uart.c
1 /*
2 * arch/arm/mach-iop33x/uart.c
3 *
4 * Author: Dave Jiang (dave.jiang@intel.com)
5 * Copyright (C) 2004 Intel Corporation.
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12 #include <linux/mm.h>
13 #include <linux/init.h>
14 #include <linux/major.h>
15 #include <linux/fs.h>
16 #include <linux/platform_device.h>
17 #include <linux/serial.h>
18 #include <linux/tty.h>
19 #include <linux/serial_8250.h>
20 #include <linux/io.h>
21 #include <asm/pgtable.h>
22 #include <asm/page.h>
23 #include <asm/mach/map.h>
24 #include <asm/setup.h>
25 #include <asm/system.h>
26 #include <asm/memory.h>
27 #include <mach/hardware.h>
28 #include <asm/hardware/iop3xx.h>
29 #include <asm/mach/arch.h>
30
31 #define IOP33X_UART_XTAL 33334000
32
33 static struct plat_serial8250_port iop33x_uart0_data[] = {
34 {
35 .membase = (char *)IOP33X_UART0_VIRT,
36 .mapbase = IOP33X_UART0_PHYS,
37 .irq = IRQ_IOP33X_UART0,
38 .uartclk = IOP33X_UART_XTAL,
39 .regshift = 2,
40 .iotype = UPIO_MEM,
41 .flags = UPF_SKIP_TEST,
42 },
43 { },
44 };
45
46 static struct resource iop33x_uart0_resources[] = {
47 [0] = {
48 .start = IOP33X_UART0_PHYS,
49 .end = IOP33X_UART0_PHYS + 0x3f,
50 .flags = IORESOURCE_MEM,
51 },
52 [1] = {
53 .start = IRQ_IOP33X_UART0,
54 .end = IRQ_IOP33X_UART0,
55 .flags = IORESOURCE_IRQ,
56 },
57 };
58
59 struct platform_device iop33x_uart0_device = {
60 .name = "serial8250",
61 .id = PLAT8250_DEV_PLATFORM,
62 .dev = {
63 .platform_data = iop33x_uart0_data,
64 },
65 .num_resources = 2,
66 .resource = iop33x_uart0_resources,
67 };
68
69
70 static struct resource iop33x_uart1_resources[] = {
71 [0] = {
72 .start = IOP33X_UART1_PHYS,
73 .end = IOP33X_UART1_PHYS + 0x3f,
74 .flags = IORESOURCE_MEM,
75 },
76 [1] = {
77 .start = IRQ_IOP33X_UART1,
78 .end = IRQ_IOP33X_UART1,
79 .flags = IORESOURCE_IRQ,
80 },
81 };
82
83 static struct plat_serial8250_port iop33x_uart1_data[] = {
84 {
85 .membase = (char *)IOP33X_UART1_VIRT,
86 .mapbase = IOP33X_UART1_PHYS,
87 .irq = IRQ_IOP33X_UART1,
88 .uartclk = IOP33X_UART_XTAL,
89 .regshift = 2,
90 .iotype = UPIO_MEM,
91 .flags = UPF_SKIP_TEST,
92 },
93 { },
94 };
95
96 struct platform_device iop33x_uart1_device = {
97 .name = "serial8250",
98 .id = PLAT8250_DEV_PLATFORM1,
99 .dev = {
100 .platform_data = iop33x_uart1_data,
101 },
102 .num_resources = 2,
103 .resource = iop33x_uart1_resources,
104 };