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gerrit-public.fairphone.software / fp2-dev / kernel / msm / ddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 / . / arch / arm / plat-s5pc1xx / dev-uart.c
blob: f749bc5407b547e65b2f88c47b1322d395958e92 [file] [log] [blame]
Byungho Min433a9152009-06-23 21:40:09 +0900[diff] [blame]1/* linux/arch/arm/plat-s5pc1xx/dev-uart.c
2 *
3 * Copyright 2009 Samsung Electronics Co.
4 * Byungho Min <bhmin@samsung.com>
5 *
6 * Based on plat-s3c64xx/dev-uart.c
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
12*/
13
14#include <linux/kernel.h>
15#include <linux/types.h>
16#include <linux/interrupt.h>
17#include <linux/list.h>
18#include <linux/platform_device.h>
19
20#include <asm/mach/arch.h>
21#include <asm/mach/irq.h>
22#include <mach/hardware.h>
23#include <mach/map.h>
24
25#include <plat/devs.h>
26
27/* Serial port registrations */
28
29/* 64xx uarts are closer together */
30
31static struct resource s5pc1xx_uart0_resource[] = {
32 [0] = {
33 .start = S3C_PA_UART0,
34 .end = S3C_PA_UART0 + 0x100,
35 .flags = IORESOURCE_MEM,
36 },
37 [1] = {
38 .start = IRQ_S3CUART_RX0,
39 .end = IRQ_S3CUART_RX0,
40 .flags = IORESOURCE_IRQ,
41 },
42 [2] = {
43 .start = IRQ_S3CUART_TX0,
44 .end = IRQ_S3CUART_TX0,
45 .flags = IORESOURCE_IRQ,
46
47 },
48 [3] = {
49 .start = IRQ_S3CUART_ERR0,
50 .end = IRQ_S3CUART_ERR0,
51 .flags = IORESOURCE_IRQ,
52 }
53};
54
55static struct resource s5pc1xx_uart1_resource[] = {
56 [0] = {
57 .start = S3C_PA_UART1,
58 .end = S3C_PA_UART1 + 0x100,
59 .flags = IORESOURCE_MEM,
60 },
61 [1] = {
62 .start = IRQ_S3CUART_RX1,
63 .end = IRQ_S3CUART_RX1,
64 .flags = IORESOURCE_IRQ,
65 },
66 [2] = {
67 .start = IRQ_S3CUART_TX1,
68 .end = IRQ_S3CUART_TX1,
69 .flags = IORESOURCE_IRQ,
70
71 },
72 [3] = {
73 .start = IRQ_S3CUART_ERR1,
74 .end = IRQ_S3CUART_ERR1,
75 .flags = IORESOURCE_IRQ,
76 },
77};
78
79static struct resource s5pc1xx_uart2_resource[] = {
80 [0] = {
81 .start = S3C_PA_UART2,
82 .end = S3C_PA_UART2 + 0x100,
83 .flags = IORESOURCE_MEM,
84 },
85 [1] = {
86 .start = IRQ_S3CUART_RX2,
87 .end = IRQ_S3CUART_RX2,
88 .flags = IORESOURCE_IRQ,
89 },
90 [2] = {
91 .start = IRQ_S3CUART_TX2,
92 .end = IRQ_S3CUART_TX2,
93 .flags = IORESOURCE_IRQ,
94
95 },
96 [3] = {
97 .start = IRQ_S3CUART_ERR2,
98 .end = IRQ_S3CUART_ERR2,
99 .flags = IORESOURCE_IRQ,
100 },
101};
102
103static struct resource s5pc1xx_uart3_resource[] = {
104 [0] = {
105 .start = S3C_PA_UART3,
106 .end = S3C_PA_UART3 + 0x100,
107 .flags = IORESOURCE_MEM,
108 },
109 [1] = {
110 .start = IRQ_S3CUART_RX3,
111 .end = IRQ_S3CUART_RX3,
112 .flags = IORESOURCE_IRQ,
113 },
114 [2] = {
115 .start = IRQ_S3CUART_TX3,
116 .end = IRQ_S3CUART_TX3,
117 .flags = IORESOURCE_IRQ,
118
119 },
120 [3] = {
121 .start = IRQ_S3CUART_ERR3,
122 .end = IRQ_S3CUART_ERR3,
123 .flags = IORESOURCE_IRQ,
124 },
125};
126
127
128struct s3c24xx_uart_resources s5pc1xx_uart_resources[] __initdata = {
129 [0] = {
130 .resources = s5pc1xx_uart0_resource,
131 .nr_resources = ARRAY_SIZE(s5pc1xx_uart0_resource),
132 },
133 [1] = {
134 .resources = s5pc1xx_uart1_resource,
135 .nr_resources = ARRAY_SIZE(s5pc1xx_uart1_resource),
136 },
137 [2] = {
138 .resources = s5pc1xx_uart2_resource,
139 .nr_resources = ARRAY_SIZE(s5pc1xx_uart2_resource),
140 },
141 [3] = {
142 .resources = s5pc1xx_uart3_resource,
143 .nr_resources = ARRAY_SIZE(s5pc1xx_uart3_resource),
144 },
145};
146
147/* uart devices */
148
149static struct platform_device s3c24xx_uart_device0 = {
150 .id = 0,
151};
152
153static struct platform_device s3c24xx_uart_device1 = {
154 .id = 1,
155};
156
157static struct platform_device s3c24xx_uart_device2 = {
158 .id = 2,
159};
160
161static struct platform_device s3c24xx_uart_device3 = {
162 .id = 3,
163};
164
165struct platform_device *s3c24xx_uart_src[4] = {
166 &s3c24xx_uart_device0,
167 &s3c24xx_uart_device1,
168 &s3c24xx_uart_device2,
169 &s3c24xx_uart_device3,
170};
171
172struct platform_device *s3c24xx_uart_devs[4] = {
173};
174