[ARM] mv78xx0: wire i2c support

All the pieces were ready, just matter of assembling
them together.

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

1 files changed, 76 insertions, 0 deletions

diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index 15f9913f4a90..a575daaa62d1 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -14,6 +14,7 @@
 #include <linux/serial_8250.h>
 #include <linux/mbus.h>
 #include <linux/mv643xx_eth.h>
+#include <linux/mv643xx_i2c.h>
 #include <linux/ata_platform.h>
 #include <linux/ethtool.h>
 #include <asm/mach/map.h>
@@ -518,6 +519,81 @@ void __init mv78xx0_ge11_init(struct mv643xx_eth_platform_data *eth_data)
         platform_device_register(&mv78xx0_ge11);
 }
 
+/*****************************************************************************
+ * I2C bus 0
+ ****************************************************************************/
+
+static struct mv64xxx_i2c_pdata mv78xx0_i2c_0_pdata = {
+        .freq_m         = 8, /* assumes 166 MHz TCLK */
+        .freq_n         = 3,
+        .timeout        = 1000, /* Default timeout of 1 second */
+};
+
+static struct resource mv78xx0_i2c_0_resources[] = {
+        {
+                .name   = "i2c 0 base",
+                .start  = I2C_0_PHYS_BASE,
+                .end    = I2C_0_PHYS_BASE + 0x1f,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .name   = "i2c 0 irq",
+                .start  = IRQ_MV78XX0_I2C_0,
+                .end    = IRQ_MV78XX0_I2C_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+
+static struct platform_device mv78xx0_i2c_0 = {
+        .name           = MV64XXX_I2C_CTLR_NAME,
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(mv78xx0_i2c_0_resources),
+        .resource       = mv78xx0_i2c_0_resources,
+        .dev            = {
+                .platform_data  = &mv78xx0_i2c_0_pdata,
+        },
+};
+
+/*****************************************************************************
+ * I2C bus 1
+ ****************************************************************************/
+
+static struct mv64xxx_i2c_pdata mv78xx0_i2c_1_pdata = {
+        .freq_m         = 8, /* assumes 166 MHz TCLK */
+        .freq_n         = 3,
+        .timeout        = 1000, /* Default timeout of 1 second */
+};
+
+static struct resource mv78xx0_i2c_1_resources[] = {
+        {
+                .name   = "i2c 1 base",
+                .start  = I2C_1_PHYS_BASE,
+                .end    = I2C_1_PHYS_BASE + 0x1f,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .name   = "i2c 1 irq",
+                .start  = IRQ_MV78XX0_I2C_1,
+                .end    = IRQ_MV78XX0_I2C_1,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+
+static struct platform_device mv78xx0_i2c_1 = {
+        .name           = MV64XXX_I2C_CTLR_NAME,
+        .id             = 1,
+        .num_resources  = ARRAY_SIZE(mv78xx0_i2c_1_resources),
+        .resource       = mv78xx0_i2c_1_resources,
+        .dev            = {
+                .platform_data  = &mv78xx0_i2c_1_pdata,
+        },
+};
+
+void __init mv78xx0_i2c_init(void)
+{
+        platform_device_register(&mv78xx0_i2c_0);
+        platform_device_register(&mv78xx0_i2c_1);
+}
 
 /*****************************************************************************
  * SATA