diff options
Diffstat (limited to 'arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c')
| -rw-r--r-- | arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c new file mode 100644 index 000000000000..772ba2dc3f5e --- /dev/null +++ b/arch/arm/mach-imx/devices/platform-sdhci-esdhc-imx.c @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2010 Pengutronix, Wolfram Sang <w.sang@pengutronix.de> + * + * 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 <mach/hardware.h> +#include <linux/platform_data/mmc-esdhc-imx.h> +#include "devices-common.h" + +#define imx_sdhci_esdhc_imx_data_entry_single(soc, _devid, _id, hwid) \ + { \ + .devid = _devid, \ + .id = _id, \ + .iobase = soc ## _ESDHC ## hwid ## _BASE_ADDR, \ + .irq = soc ## _INT_ESDHC ## hwid, \ + } + +#define imx_sdhci_esdhc_imx_data_entry(soc, devid, id, hwid) \ + [id] = imx_sdhci_esdhc_imx_data_entry_single(soc, devid, id, hwid) + +#ifdef CONFIG_SOC_IMX25 +const struct imx_sdhci_esdhc_imx_data +imx25_sdhci_esdhc_imx_data[] __initconst = { +#define imx25_sdhci_esdhc_imx_data_entry(_id, _hwid) \ + imx_sdhci_esdhc_imx_data_entry(MX25, "sdhci-esdhc-imx25", _id, _hwid) + imx25_sdhci_esdhc_imx_data_entry(0, 1), + imx25_sdhci_esdhc_imx_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX25 */ + +#ifdef CONFIG_SOC_IMX35 +const struct imx_sdhci_esdhc_imx_data +imx35_sdhci_esdhc_imx_data[] __initconst = { +#define imx35_sdhci_esdhc_imx_data_entry(_id, _hwid) \ + imx_sdhci_esdhc_imx_data_entry(MX35, "sdhci-esdhc-imx35", _id, _hwid) + imx35_sdhci_esdhc_imx_data_entry(0, 1), + imx35_sdhci_esdhc_imx_data_entry(1, 2), + imx35_sdhci_esdhc_imx_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_SOC_IMX35 */ + +#ifdef CONFIG_SOC_IMX51 +const struct imx_sdhci_esdhc_imx_data +imx51_sdhci_esdhc_imx_data[] __initconst = { +#define imx51_sdhci_esdhc_imx_data_entry(_id, _hwid) \ + imx_sdhci_esdhc_imx_data_entry(MX51, "sdhci-esdhc-imx51", _id, _hwid) + imx51_sdhci_esdhc_imx_data_entry(0, 1), + imx51_sdhci_esdhc_imx_data_entry(1, 2), + imx51_sdhci_esdhc_imx_data_entry(2, 3), + imx51_sdhci_esdhc_imx_data_entry(3, 4), +}; +#endif /* ifdef CONFIG_SOC_IMX51 */ + +#ifdef CONFIG_SOC_IMX53 +const struct imx_sdhci_esdhc_imx_data +imx53_sdhci_esdhc_imx_data[] __initconst = { +#define imx53_sdhci_esdhc_imx_data_entry(_id, _hwid) \ + imx_sdhci_esdhc_imx_data_entry(MX53, "sdhci-esdhc-imx53", _id, _hwid) + imx53_sdhci_esdhc_imx_data_entry(0, 1), + imx53_sdhci_esdhc_imx_data_entry(1, 2), + imx53_sdhci_esdhc_imx_data_entry(2, 3), + imx53_sdhci_esdhc_imx_data_entry(3, 4), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + +static const struct esdhc_platform_data default_esdhc_pdata __initconst = { + .wp_type = ESDHC_WP_NONE, + .cd_type = ESDHC_CD_NONE, +}; + +struct platform_device *__init imx_add_sdhci_esdhc_imx( + const struct imx_sdhci_esdhc_imx_data *data, + const struct esdhc_platform_data *pdata) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + /* + * If machine does not provide pdata, use the default one + * which means no WP/CD support + */ + if (!pdata) + pdata = &default_esdhc_pdata; + + return imx_add_platform_device(data->devid, data->id, res, + ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} |