diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/dev-uart.c')
-rw-r--r-- | arch/arm/mach-s3c64xx/dev-uart.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/dev-uart.c b/arch/arm/mach-s3c64xx/dev-uart.c new file mode 100644 index 000000000000..f797f748b999 --- /dev/null +++ b/arch/arm/mach-s3c64xx/dev-uart.c | |||
@@ -0,0 +1,147 @@ | |||
1 | /* linux/arch/arm/plat-s3c64xx/dev-uart.c | ||
2 | * | ||
3 | * Copyright 2008 Openmoko, Inc. | ||
4 | * Copyright 2008 Simtec Electronics | ||
5 | * Ben Dooks <ben@simtec.co.uk> | ||
6 | * http://armlinux.simtec.co.uk/ | ||
7 | * | ||
8 | * Base S3C64XX UART resource and device definitions | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License version 2 as | ||
12 | * published by the Free Software Foundation. | ||
13 | * | ||
14 | */ | ||
15 | |||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/types.h> | ||
18 | #include <linux/interrupt.h> | ||
19 | #include <linux/list.h> | ||
20 | #include <linux/platform_device.h> | ||
21 | |||
22 | #include <asm/mach/arch.h> | ||
23 | #include <asm/mach/irq.h> | ||
24 | #include <mach/hardware.h> | ||
25 | #include <mach/map.h> | ||
26 | |||
27 | #include <plat/devs.h> | ||
28 | |||
29 | /* Serial port registrations */ | ||
30 | |||
31 | /* 64xx uarts are closer together */ | ||
32 | |||
33 | static struct resource s3c64xx_uart0_resource[] = { | ||
34 | [0] = { | ||
35 | .start = S3C_PA_UART0, | ||
36 | .end = S3C_PA_UART0 + 0x100, | ||
37 | .flags = IORESOURCE_MEM, | ||
38 | }, | ||
39 | [1] = { | ||
40 | .start = IRQ_S3CUART_RX0, | ||
41 | .end = IRQ_S3CUART_RX0, | ||
42 | .flags = IORESOURCE_IRQ, | ||
43 | }, | ||
44 | [2] = { | ||
45 | .start = IRQ_S3CUART_TX0, | ||
46 | .end = IRQ_S3CUART_TX0, | ||
47 | .flags = IORESOURCE_IRQ, | ||
48 | |||
49 | }, | ||
50 | [3] = { | ||
51 | .start = IRQ_S3CUART_ERR0, | ||
52 | .end = IRQ_S3CUART_ERR0, | ||
53 | .flags = IORESOURCE_IRQ, | ||
54 | } | ||
55 | }; | ||
56 | |||
57 | static struct resource s3c64xx_uart1_resource[] = { | ||
58 | [0] = { | ||
59 | .start = S3C_PA_UART1, | ||
60 | .end = S3C_PA_UART1 + 0x100, | ||
61 | .flags = IORESOURCE_MEM, | ||
62 | }, | ||
63 | [1] = { | ||
64 | .start = IRQ_S3CUART_RX1, | ||
65 | .end = IRQ_S3CUART_RX1, | ||
66 | .flags = IORESOURCE_IRQ, | ||
67 | }, | ||
68 | [2] = { | ||
69 | .start = IRQ_S3CUART_TX1, | ||
70 | .end = IRQ_S3CUART_TX1, | ||
71 | .flags = IORESOURCE_IRQ, | ||
72 | |||
73 | }, | ||
74 | [3] = { | ||
75 | .start = IRQ_S3CUART_ERR1, | ||
76 | .end = IRQ_S3CUART_ERR1, | ||
77 | .flags = IORESOURCE_IRQ, | ||
78 | }, | ||
79 | }; | ||
80 | |||
81 | static struct resource s3c6xx_uart2_resource[] = { | ||
82 | [0] = { | ||
83 | .start = S3C_PA_UART2, | ||
84 | .end = S3C_PA_UART2 + 0x100, | ||
85 | .flags = IORESOURCE_MEM, | ||
86 | }, | ||
87 | [1] = { | ||
88 | .start = IRQ_S3CUART_RX2, | ||
89 | .end = IRQ_S3CUART_RX2, | ||
90 | .flags = IORESOURCE_IRQ, | ||
91 | }, | ||
92 | [2] = { | ||
93 | .start = IRQ_S3CUART_TX2, | ||
94 | .end = IRQ_S3CUART_TX2, | ||
95 | .flags = IORESOURCE_IRQ, | ||
96 | |||
97 | }, | ||
98 | [3] = { | ||
99 | .start = IRQ_S3CUART_ERR2, | ||
100 | .end = IRQ_S3CUART_ERR2, | ||
101 | .flags = IORESOURCE_IRQ, | ||
102 | }, | ||
103 | }; | ||
104 | |||
105 | static struct resource s3c64xx_uart3_resource[] = { | ||
106 | [0] = { | ||
107 | .start = S3C_PA_UART3, | ||
108 | .end = S3C_PA_UART3 + 0x100, | ||
109 | .flags = IORESOURCE_MEM, | ||
110 | }, | ||
111 | [1] = { | ||
112 | .start = IRQ_S3CUART_RX3, | ||
113 | .end = IRQ_S3CUART_RX3, | ||
114 | .flags = IORESOURCE_IRQ, | ||
115 | }, | ||
116 | [2] = { | ||
117 | .start = IRQ_S3CUART_TX3, | ||
118 | .end = IRQ_S3CUART_TX3, | ||
119 | .flags = IORESOURCE_IRQ, | ||
120 | |||
121 | }, | ||
122 | [3] = { | ||
123 | .start = IRQ_S3CUART_ERR3, | ||
124 | .end = IRQ_S3CUART_ERR3, | ||
125 | .flags = IORESOURCE_IRQ, | ||
126 | }, | ||
127 | }; | ||
128 | |||
129 | |||
130 | struct s3c24xx_uart_resources s3c64xx_uart_resources[] __initdata = { | ||
131 | [0] = { | ||
132 | .resources = s3c64xx_uart0_resource, | ||
133 | .nr_resources = ARRAY_SIZE(s3c64xx_uart0_resource), | ||
134 | }, | ||
135 | [1] = { | ||
136 | .resources = s3c64xx_uart1_resource, | ||
137 | .nr_resources = ARRAY_SIZE(s3c64xx_uart1_resource), | ||
138 | }, | ||
139 | [2] = { | ||
140 | .resources = s3c6xx_uart2_resource, | ||
141 | .nr_resources = ARRAY_SIZE(s3c6xx_uart2_resource), | ||
142 | }, | ||
143 | [3] = { | ||
144 | .resources = s3c64xx_uart3_resource, | ||
145 | .nr_resources = ARRAY_SIZE(s3c64xx_uart3_resource), | ||
146 | }, | ||
147 | }; | ||