ARM: OMAP: McBSP: Prepare for splitting into omap1 and omap2 code

This patch transform mcbsp code to use platform data
from arch/arm/plat-omap/devices.c

It also gets ride of ifdefs on mcbsp.c code.
To do it, a platform data structure was defined.

Signed-off-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 4a53f9ba6c4..81002b722da 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -24,6 +24,7 @@
 #include <asm/arch/mux.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/menelaus.h>
+#include <asm/arch/mcbsp.h>
 
 #if     defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
 
@@ -145,6 +146,53 @@ static inline void omap_init_kp(void) {}
 #endif
 
 /*-------------------------------------------------------------------------*/
+#if defined(CONFIG_OMAP_MCBSP) || defined(CONFIG_OMAP_MCBSP_MODULE)
+
+static struct platform_device **omap_mcbsp_devices;
+
+void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
+                                        int size)
+{
+        int i;
+
+        if (size > OMAP_MAX_MCBSP_COUNT) {
+                printk(KERN_WARNING "Registered too many McBSPs platform_data."
+                        " Using maximum (%d) available.\n",
+                        OMAP_MAX_MCBSP_COUNT);
+                size = OMAP_MAX_MCBSP_COUNT;
+        }
+
+        omap_mcbsp_devices = kzalloc(size * sizeof(struct platform_device *),
+                                     GFP_KERNEL);
+        if (!omap_mcbsp_devices) {
+                printk(KERN_ERR "Could not register McBSP devices\n");
+                return;
+        }
+
+        for (i = 0; i < size; i++) {
+                struct platform_device *new_mcbsp;
+                int ret;
+
+                new_mcbsp = platform_device_alloc("omap-mcbsp", i + 1);
+                if (!new_mcbsp)
+                        continue;
+                new_mcbsp->dev.platform_data = &config[i];
+                ret = platform_device_add(new_mcbsp);
+                if (ret) {
+                        platform_device_put(new_mcbsp);
+                        continue;
+                }
+                omap_mcbsp_devices[i] = new_mcbsp;
+        }
+}
+
+#else
+void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
+                                        int size)
+{  }
+#endif
+
+/*-------------------------------------------------------------------------*/
 
 #if     defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)