ARM: sa11x0: Implement autoloading of codec and codec pdata for mcp bus.

Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

3 files changed, 20 insertions, 3 deletions

diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h
index ee496708e38b..1515e64e3663 100644
--- a/include/linux/mfd/mcp.h
+++ b/include/linux/mfd/mcp.h
@@ -10,6 +10,7 @@
 #ifndef MCP_H
 #define MCP_H
 
+#include <linux/mod_devicetable.h>
 #include <mach/dma.h>
 
 struct mcp_ops;
@@ -26,7 +27,7 @@ struct mcp {
         dma_device_t    dma_telco_rd;
         dma_device_t    dma_telco_wr;
         struct device   attached_device;
-        int             gpio_base;
+        const char      *codec;
 };
 
 struct mcp_ops {
@@ -44,10 +45,11 @@ void mcp_reg_write(struct mcp *, unsigned int, unsigned int);
 unsigned int mcp_reg_read(struct mcp *, unsigned int);
 void mcp_enable(struct mcp *);
 void mcp_disable(struct mcp *);
+const struct mcp_device_id *mcp_get_device_id(const struct mcp *mcp);
 #define mcp_get_sclk_rate(mcp)  ((mcp)->sclk_rate)
 
 struct mcp *mcp_host_alloc(struct device *, size_t);
-int mcp_host_register(struct mcp *);
+int mcp_host_register(struct mcp *, void *);
 void mcp_host_unregister(struct mcp *);
 
 struct mcp_driver {
@@ -56,6 +58,7 @@ struct mcp_driver {
         void (*remove)(struct mcp *);
         int (*suspend)(struct mcp *, pm_message_t);
         int (*resume)(struct mcp *);
+        const struct mcp_device_id *id_table;
 };
 
 int mcp_driver_register(struct mcp_driver *);
diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h
index 4321f044d1e4..bc19e5fb7ea8 100644
--- a/include/linux/mfd/ucb1x00.h
+++ b/include/linux/mfd/ucb1x00.h
@@ -104,6 +104,9 @@
 #define UCB_MODE_DYN_VFLAG_ENA  (1 << 12)
 #define UCB_MODE_AUD_OFF_CAN    (1 << 13)
 
+struct ucb1x00_plat_data {
+        int             gpio_base;
+};
 
 struct ucb1x00_irq {
         void *devid;
@@ -116,7 +119,7 @@ struct ucb1x00 {
         unsigned int            irq;
         struct semaphore        adc_sem;
         spinlock_t              io_lock;
-        u16                     id;
+        const struct mcp_device_id *id;
         u16                     io_dir;
         u16                     io_out;
         u16                     adc_cr;
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 468819cdde87..bc50d9a80d89 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -436,6 +436,17 @@ struct spi_device_id {
                         __attribute__((aligned(sizeof(kernel_ulong_t))));
 };
 
+/* mcp */
+
+#define MCP_NAME_SIZE   20
+#define MCP_MODULE_PREFIX "mcp:"
+
+struct mcp_device_id {
+        char name[MCP_NAME_SIZE];
+        kernel_ulong_t driver_data      /* Data private to the driver */
+                        __attribute__((aligned(sizeof(kernel_ulong_t))));
+};
+
 /* dmi */
 enum dmi_field {
         DMI_NONE,