ARM: orion: Consolidate SPI initialization.

This change removes the interrupt resource. The driver does not use
it.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>

2 files changed, 53 insertions, 0 deletions

diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index bcc1734c91a8..2afe79d1a273 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -17,6 +17,7 @@
 #include <linux/mv643xx_eth.h>
 #include <linux/mv643xx_i2c.h>
 #include <net/dsa.h>
+#include <linux/spi/orion_spi.h>
 
 /* Fill in the resources structure and link it into the platform
    device structure. There is always a memory region, and nearly
@@ -517,3 +518,49 @@ void __init orion_i2c_1_init(unsigned long mapbase,
                        SZ_32 - 1, irq);
         platform_device_register(&orion_i2c_1);
 }
+
+/*****************************************************************************
+ * SPI
+ ****************************************************************************/
+static struct orion_spi_info orion_spi_plat_data;
+static struct resource orion_spi_resources;
+
+static struct platform_device orion_spi = {
+        .name           = "orion_spi",
+        .id             = 0,
+        .dev            = {
+                .platform_data  = &orion_spi_plat_data,
+        },
+};
+
+static struct orion_spi_info orion_spi_1_plat_data;
+static struct resource orion_spi_1_resources;
+
+static struct platform_device orion_spi_1 = {
+        .name           = "orion_spi",
+        .id             = 1,
+        .dev            = {
+                .platform_data  = &orion_spi_1_plat_data,
+        },
+};
+
+/* Note: The SPI silicon core does have interrupts. However the
+ * current Linux software driver does not use interrupts. */
+
+void __init orion_spi_init(unsigned long mapbase,
+                           unsigned long tclk)
+{
+        orion_spi_plat_data.tclk = tclk;
+        fill_resources(&orion_spi, &orion_spi_resources,
+                       mapbase, SZ_512 - 1, NO_IRQ);
+        platform_device_register(&orion_spi);
+}
+
+void __init orion_spi_1_init(unsigned long mapbase,
+                             unsigned long tclk)
+{
+        orion_spi_1_plat_data.tclk = tclk;
+        fill_resources(&orion_spi_1, &orion_spi_1_resources,
+                       mapbase, SZ_512 - 1, NO_IRQ);
+        platform_device_register(&orion_spi_1);
+}
diff --git a/arch/arm/plat-orion/include/plat/common.h b/arch/arm/plat-orion/include/plat/common.h
index d107c62d3912..e72c1466d6ce 100644
--- a/arch/arm/plat-orion/include/plat/common.h
+++ b/arch/arm/plat-orion/include/plat/common.h
@@ -73,4 +73,10 @@ void __init orion_i2c_init(unsigned long mapbase,
 void __init orion_i2c_1_init(unsigned long mapbase,
                              unsigned long irq,
                              unsigned long freq_m);
+
+void __init orion_spi_init(unsigned long mapbase,
+                           unsigned long tclk);
+
+void __init orion_spi_1_init(unsigned long mapbase,
+                             unsigned long tclk);
 #endif