From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-mxs/devices/platform-flexcan.c | 51 ++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 arch/arm/mach-mxs/devices/platform-flexcan.c (limited to 'arch/arm/mach-mxs/devices/platform-flexcan.c') diff --git a/arch/arm/mach-mxs/devices/platform-flexcan.c b/arch/arm/mach-mxs/devices/platform-flexcan.c new file mode 100644 index 00000000..43a6b4ba --- /dev/null +++ b/arch/arm/mach-mxs/devices/platform-flexcan.c @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2010, 2011 Pengutronix, + * Marc Kleine-Budde + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include +#include +#include + +#define mxs_flexcan_data_entry_single(soc, _id, _hwid, _size) \ + { \ + .id = _id, \ + .iobase = soc ## _CAN ## _hwid ## _BASE_ADDR, \ + .iosize = _size, \ + .irq = soc ## _INT_CAN ## _hwid, \ + } + +#define mxs_flexcan_data_entry(soc, _id, _hwid, _size) \ + [_id] = mxs_flexcan_data_entry_single(soc, _id, _hwid, _size) + +#ifdef CONFIG_SOC_IMX28 +const struct mxs_flexcan_data mx28_flexcan_data[] __initconst = { +#define mx28_flexcan_data_entry(_id, _hwid) \ + mxs_flexcan_data_entry_single(MX28, _id, _hwid, SZ_8K) + mx28_flexcan_data_entry(0, 0), + mx28_flexcan_data_entry(1, 1), +}; +#endif /* ifdef CONFIG_SOC_IMX28 */ + +struct platform_device *__init mxs_add_flexcan( + const struct mxs_flexcan_data *data, + const struct flexcan_platform_data *pdata) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return mxs_add_platform_device("flexcan", data->id, + res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} -- cgit v1.2.3