From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm/mach-imx/devices/platform-mxc-mmc.c | 75 ++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 arch/arm/mach-imx/devices/platform-mxc-mmc.c (limited to 'arch/arm/mach-imx/devices/platform-mxc-mmc.c') diff --git a/arch/arm/mach-imx/devices/platform-mxc-mmc.c b/arch/arm/mach-imx/devices/platform-mxc-mmc.c new file mode 100644 index 000000000..b8203c760 --- /dev/null +++ b/arch/arm/mach-imx/devices/platform-mxc-mmc.c @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2010 Pengutronix + * Uwe Kleine-Koenig + * + * 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 "../hardware.h" +#include "devices-common.h" + +#define imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) \ + { \ + .devid = _devid, \ + .id = _id, \ + .iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR, \ + .iosize = _size, \ + .irq = soc ## _INT_SDHC ## _hwid, \ + .dmareq = soc ## _DMA_REQ_SDHC ## _hwid, \ + } +#define imx_mxc_mmc_data_entry(soc, _devid, _id, _hwid, _size) \ + [_id] = imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) + +#ifdef CONFIG_SOC_IMX21 +const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = { +#define imx21_mxc_mmc_data_entry(_id, _hwid) \ + imx_mxc_mmc_data_entry(MX21, "imx21-mmc", _id, _hwid, SZ_4K) + imx21_mxc_mmc_data_entry(0, 1), + imx21_mxc_mmc_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX21 */ + +#ifdef CONFIG_SOC_IMX27 +const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = { +#define imx27_mxc_mmc_data_entry(_id, _hwid) \ + imx_mxc_mmc_data_entry(MX27, "imx21-mmc", _id, _hwid, SZ_4K) + imx27_mxc_mmc_data_entry(0, 1), + imx27_mxc_mmc_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX27 */ + +#ifdef CONFIG_SOC_IMX31 +const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = { +#define imx31_mxc_mmc_data_entry(_id, _hwid) \ + imx_mxc_mmc_data_entry(MX31, "imx31-mmc", _id, _hwid, SZ_16K) + imx31_mxc_mmc_data_entry(0, 1), + imx31_mxc_mmc_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX31 */ + +struct platform_device *__init imx_add_mxc_mmc( + const struct imx_mxc_mmc_data *data, + const struct imxmmc_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, + }, { + .start = data->dmareq, + .end = data->dmareq, + .flags = IORESOURCE_DMA, + }, + }; + return imx_add_platform_device_dmamask(data->devid, data->id, + res, ARRAY_SIZE(res), + pdata, sizeof(*pdata), DMA_BIT_MASK(32)); +} -- cgit v1.2.3-54-g00ecf