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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2008-12-19 14:32:14 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2009-08-14 12:40:52 +0200 |
| commit | f420db843b7756e5d0d052b00472c94154f50c93 (patch) | |
| tree | 67fa6c593055a95db57e2a561ae8191d0bf043df /arch/arm/mach-mx2 | |
| parent | 88b05647171460b1d479371690876f8ac5957d42 (diff) | |
| download | op-kernel-dev-f420db843b7756e5d0d052b00472c94154f50c93.zip op-kernel-dev-f420db843b7756e5d0d052b00472c94154f50c93.tar.gz | |
MX2: Add SPI devices/resources
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx2')
| -rw-r--r-- | arch/arm/mach-mx2/devices.c | 68 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/devices.h | 4 |
2 files changed, 72 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c index 4ecf097..62810cb 100644 --- a/arch/arm/mach-mx2/devices.c +++ b/arch/arm/mach-mx2/devices.c @@ -40,6 +40,74 @@ #include "devices.h" /* + * SPI master controller + * + * - i.MX1: 2 channel (slighly different register setting) + * - i.MX21: 2 channel + * - i.MX27: 3 channel + */ +static struct resource mxc_spi_resources0[] = { + { + .start = CSPI1_BASE_ADDR, + .end = CSPI1_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_CSPI1, + .end = MXC_INT_CSPI1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource mxc_spi_resources1[] = { + { + .start = CSPI2_BASE_ADDR, + .end = CSPI2_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_CSPI2, + .end = MXC_INT_CSPI2, + .flags = IORESOURCE_IRQ, + }, +}; + +#ifdef CONFIG_MACH_MX27 +static struct resource mxc_spi_resources2[] = { + { + .start = CSPI3_BASE_ADDR, + .end = CSPI3_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_CSPI3, + .end = MXC_INT_CSPI3, + .flags = IORESOURCE_IRQ, + }, +}; +#endif + +struct platform_device mxc_spi_device0 = { + .name = "spi_imx", + .id = 0, + .num_resources = ARRAY_SIZE(mxc_spi_resources0), + .resource = mxc_spi_resources0, +}; + +struct platform_device mxc_spi_device1 = { + .name = "spi_imx", + .id = 1, + .num_resources = ARRAY_SIZE(mxc_spi_resources1), + .resource = mxc_spi_resources1, +}; + +#ifdef CONFIG_MACH_MX27 +struct platform_device mxc_spi_device2 = { + .name = "spi_imx", + .id = 2, + .num_resources = ARRAY_SIZE(mxc_spi_resources2), + .resource = mxc_spi_resources2, +}; +#endif + +/* * General Purpose Timer * - i.MX21: 3 timers * - i.MX27: 6 timers diff --git a/arch/arm/mach-mx2/devices.h b/arch/arm/mach-mx2/devices.h index 6e91b4e..d315406 100644 --- a/arch/arm/mach-mx2/devices.h +++ b/arch/arm/mach-mx2/devices.h @@ -23,3 +23,7 @@ extern struct platform_device mxc_otg_udc_device; extern struct platform_device mxc_otg_host; extern struct platform_device mxc_usbh1; extern struct platform_device mxc_usbh2; +extern struct platform_device mxc_spi_device0; +extern struct platform_device mxc_spi_device1; +extern struct platform_device mxc_spi_device2; + |
