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authorSascha Hauer <s.hauer@pengutronix.de>2008-12-19 14:32:14 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2009-08-14 12:40:52 +0200
commitf420db843b7756e5d0d052b00472c94154f50c93 (patch)
tree67fa6c593055a95db57e2a561ae8191d0bf043df /arch/arm/mach-mx2
parent88b05647171460b1d479371690876f8ac5957d42 (diff)
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.c68
-rw-r--r--arch/arm/mach-mx2/devices.h4
2 files changed, 72 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c
index 4ecf0977beb..62810cbe4e3 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 6e91b4e3509..d315406d672 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;
+