diff options
Diffstat (limited to 'arch/arm/mach-imx/devices/platform-spi_imx.c')
| -rw-r--r-- | arch/arm/mach-imx/devices/platform-spi_imx.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-spi_imx.c b/arch/arm/mach-imx/devices/platform-spi_imx.c new file mode 100644 index 000000000000..8880bcb11e05 --- /dev/null +++ b/arch/arm/mach-imx/devices/platform-spi_imx.c @@ -0,0 +1,127 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig <u.kleine-koenig@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 "../hardware.h" +#include "devices-common.h" + +#define imx_spi_imx_data_entry_single(soc, type, _devid, _id, hwid, _size) \ + { \ + .devid = _devid, \ + .id = _id, \ + .iobase = soc ## _ ## type ## hwid ## _BASE_ADDR, \ + .iosize = _size, \ + .irq = soc ## _INT_ ## type ## hwid, \ + } + +#define imx_spi_imx_data_entry(soc, type, devid, id, hwid, size) \ + [id] = imx_spi_imx_data_entry_single(soc, type, devid, id, hwid, size) + +#ifdef CONFIG_SOC_IMX1 +const struct imx_spi_imx_data imx1_cspi_data[] __initconst = { +#define imx1_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX1, CSPI, "imx1-cspi", _id, _hwid, SZ_4K) + imx1_cspi_data_entry(0, 1), + imx1_cspi_data_entry(1, 2), +}; +#endif + +#ifdef CONFIG_SOC_IMX21 +const struct imx_spi_imx_data imx21_cspi_data[] __initconst = { +#define imx21_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K) + imx21_cspi_data_entry(0, 1), + imx21_cspi_data_entry(1, 2), +}; +#endif + +#ifdef CONFIG_SOC_IMX25 +/* i.mx25 has the i.mx35 type cspi */ +const struct imx_spi_imx_data imx25_cspi_data[] __initconst = { +#define imx25_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX25, CSPI, "imx35-cspi", _id, _hwid, SZ_16K) + imx25_cspi_data_entry(0, 1), + imx25_cspi_data_entry(1, 2), + imx25_cspi_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_SOC_IMX25 */ + +#ifdef CONFIG_SOC_IMX27 +const struct imx_spi_imx_data imx27_cspi_data[] __initconst = { +#define imx27_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K) + imx27_cspi_data_entry(0, 1), + imx27_cspi_data_entry(1, 2), + imx27_cspi_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_SOC_IMX27 */ + +#ifdef CONFIG_SOC_IMX31 +const struct imx_spi_imx_data imx31_cspi_data[] __initconst = { +#define imx31_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K) + imx31_cspi_data_entry(0, 1), + imx31_cspi_data_entry(1, 2), + imx31_cspi_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_SOC_IMX31 */ + +#ifdef CONFIG_SOC_IMX35 +const struct imx_spi_imx_data imx35_cspi_data[] __initconst = { +#define imx35_cspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K) + imx35_cspi_data_entry(0, 1), + imx35_cspi_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX35 */ + +#ifdef CONFIG_SOC_IMX51 +/* i.mx51 has the i.mx35 type cspi */ +const struct imx_spi_imx_data imx51_cspi_data __initconst = + imx_spi_imx_data_entry_single(MX51, CSPI, "imx35-cspi", 2, , SZ_4K); + +const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = { +#define imx51_ecspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX51, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K) + imx51_ecspi_data_entry(0, 1), + imx51_ecspi_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX51 */ + +#ifdef CONFIG_SOC_IMX53 +/* i.mx53 has the i.mx35 type cspi */ +const struct imx_spi_imx_data imx53_cspi_data __initconst = + imx_spi_imx_data_entry_single(MX53, CSPI, "imx35-cspi", 2, , SZ_4K); + +/* i.mx53 has the i.mx51 type ecspi */ +const struct imx_spi_imx_data imx53_ecspi_data[] __initconst = { +#define imx53_ecspi_data_entry(_id, _hwid) \ + imx_spi_imx_data_entry(MX53, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K) + imx53_ecspi_data_entry(0, 1), + imx53_ecspi_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + +struct platform_device *__init imx_add_spi_imx( + const struct imx_spi_imx_data *data, + const struct spi_imx_master *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 imx_add_platform_device(data->devid, data->id, + res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} |