diff options
Diffstat (limited to 'arch/arm/mach-imx/devices/platform-flexcan.c')
-rw-r--r-- | arch/arm/mach-imx/devices/platform-flexcan.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-flexcan.c b/arch/arm/mach-imx/devices/platform-flexcan.c new file mode 100644 index 000000000000..e776d8efea92 --- /dev/null +++ b/arch/arm/mach-imx/devices/platform-flexcan.c | |||
@@ -0,0 +1,58 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2010 Pengutronix, Marc Kleine-Budde <kernel@pengutronix.de> | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it under | ||
5 | * the terms of the GNU General Public License version 2 as published by the | ||
6 | * Free Software Foundation. | ||
7 | */ | ||
8 | #include <mach/hardware.h> | ||
9 | #include "devices-common.h" | ||
10 | |||
11 | #define imx_flexcan_data_entry_single(soc, _id, _hwid, _size) \ | ||
12 | { \ | ||
13 | .id = _id, \ | ||
14 | .iobase = soc ## _CAN ## _hwid ## _BASE_ADDR, \ | ||
15 | .iosize = _size, \ | ||
16 | .irq = soc ## _INT_CAN ## _hwid, \ | ||
17 | } | ||
18 | |||
19 | #define imx_flexcan_data_entry(soc, _id, _hwid, _size) \ | ||
20 | [_id] = imx_flexcan_data_entry_single(soc, _id, _hwid, _size) | ||
21 | |||
22 | #ifdef CONFIG_SOC_IMX25 | ||
23 | const struct imx_flexcan_data imx25_flexcan_data[] __initconst = { | ||
24 | #define imx25_flexcan_data_entry(_id, _hwid) \ | ||
25 | imx_flexcan_data_entry(MX25, _id, _hwid, SZ_16K) | ||
26 | imx25_flexcan_data_entry(0, 1), | ||
27 | imx25_flexcan_data_entry(1, 2), | ||
28 | }; | ||
29 | #endif /* ifdef CONFIG_SOC_IMX25 */ | ||
30 | |||
31 | #ifdef CONFIG_SOC_IMX35 | ||
32 | const struct imx_flexcan_data imx35_flexcan_data[] __initconst = { | ||
33 | #define imx35_flexcan_data_entry(_id, _hwid) \ | ||
34 | imx_flexcan_data_entry(MX35, _id, _hwid, SZ_16K) | ||
35 | imx35_flexcan_data_entry(0, 1), | ||
36 | imx35_flexcan_data_entry(1, 2), | ||
37 | }; | ||
38 | #endif /* ifdef CONFIG_SOC_IMX35 */ | ||
39 | |||
40 | struct platform_device *__init imx_add_flexcan( | ||
41 | const struct imx_flexcan_data *data, | ||
42 | const struct flexcan_platform_data *pdata) | ||
43 | { | ||
44 | struct resource res[] = { | ||
45 | { | ||
46 | .start = data->iobase, | ||
47 | .end = data->iobase + data->iosize - 1, | ||
48 | .flags = IORESOURCE_MEM, | ||
49 | }, { | ||
50 | .start = data->irq, | ||
51 | .end = data->irq, | ||
52 | .flags = IORESOURCE_IRQ, | ||
53 | }, | ||
54 | }; | ||
55 | |||
56 | return imx_add_platform_device("flexcan", data->id, | ||
57 | res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); | ||
58 | } | ||