i2c-au1550: Convert to platform driver

Convert the i2c-au1550 bus driver to platform driver, and
register a platform device for the Alchemy Db/Pb series of
boards.

Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/arch/mips/au1000/common/platform.c b/arch/mips/au1000/common/platform.c
index d51e18fb789b..841904cdef4d 100644
--- a/arch/mips/au1000/common/platform.c
+++ b/arch/mips/au1000/common/platform.c
@@ -270,6 +270,24 @@ static struct platform_device smc91x_device = {
 
 #endif
 
+/* All Alchemy demoboards with I2C have this #define in their headers */
+#ifdef SMBUS_PSC_BASE
+static struct resource pbdb_smbus_resources[] = {
+        {
+                .start  = SMBUS_PSC_BASE,
+                .end    = SMBUS_PSC_BASE + 0x24 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device pbdb_smbus_device = {
+        .name           = "au1xpsc_smbus",
+        .id             = 0,    /* bus number */
+        .num_resources  = ARRAY_SIZE(pbdb_smbus_resources),
+        .resource       = pbdb_smbus_resources,
+};
+#endif
+
 static struct platform_device *au1xxx_platform_devices[] __initdata = {
         &au1xxx_usb_ohci_device,
         &au1x00_pcmcia_device,
@@ -287,6 +305,9 @@ static struct platform_device *au1xxx_platform_devices[] __initdata = {
 #ifdef CONFIG_MIPS_DB1200
         &smc91x_device,
 #endif
+#ifdef SMBUS_PSC_BASE
+        &pbdb_smbus_device,
+#endif
 };
 
 int __init au1xxx_platform_init(void)