build support for tesla in omap4

Provide build support for tesla in omap4 setup
Signed-off-by: Hari Kanigeri <h-kanigeri2@ti.com>

arch/arm/Kconfig

@@ -1479,6 +1479,8 @@ source "drivers/staging/Kconfig"
 
 source "drivers/dsp/syslink/Kconfig"
 
+source "drivers/dsp/bridge/Kconfig"
+
 endmenu
 
 source "fs/Kconfig"

arch/arm/mach-omap2/Makefile

@@ -84,3 +84,4 @@ obj-y					+= $(onenand-m) $(onenand-y)
 
 smc91x-$(CONFIG_SMC91X)			:= gpmc-smc91x.o
 obj-y					+= $(smc91x-m) $(smc91x-y)
+obj-$(CONFIG_MPU_BRIDGE)                += dspbridge.o

arch/arm/mach-omap2/io.c

@@ -43,6 +43,7 @@
 #include <mach/clockdomain.h>
 #include "clockdomains.h"
 #endif
+#include <dspbridge/host_os.h>
 /*
  * The machine specific code may provide the extra mapping besides the
  * default mapping provided here.
@@ -246,6 +247,7 @@ void __init omap2_map_common_io(void)
 	omap2_check_revision();
 	omap_sram_init();
 	omapfb_reserve_sdram();
+	dspbridge_reserve_sdram();
 }
 
 /*

arch/arm/plat-omap/devices.c

@@ -14,6 +14,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/bootmem.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -90,6 +91,32 @@ EXPORT_SYMBOL(dsp_kfunc_device_register);
 static inline void omap_init_dsp(void) { }
 #endif	/* CONFIG_OMAP_DSP */
 
+#if defined(CONFIG_MPU_BRIDGE) ||  defined(CONFIG_MPU_BRIDGE_MODULE)
+static unsigned long dspbridge_phys_mempool_base;
+void dspbridge_reserve_sdram(void)
+{
+	void *va;
+	unsigned long size = CONFIG_BRIDGE_MEMPOOL_SIZE;
+
+	if (!size)
+		return;
+
+	va = __alloc_bootmem_nopanic(size, SZ_1M, 0);
+	if (!va) {
+		pr_err("%s: Failed to bootmem allocation(%lu bytes)\n",
+			 __func__, size);
+		  return;
+	}
+	dspbridge_phys_mempool_base = virt_to_phys(va);
+}
+
+unsigned long dspbridge_get_mempool_base(void)
+{
+	return dspbridge_phys_mempool_base;
+}
+EXPORT_SYMBOL(dspbridge_get_mempool_base);
+#endif
+
 /*-------------------------------------------------------------------------*/
 #if	defined(CONFIG_KEYBOARD_OMAP) || defined(CONFIG_KEYBOARD_OMAP_MODULE)
 

drivers/Makefile

@@ -116,3 +116,4 @@ obj-$(CONFIG_NOTIFY_TESLA)      += dsp/syslink/notify_tesladriver/
 obj-$(CONFIG_NOTIFY_DUCATI)     += dsp/syslink/notify_ducatidriver/
 obj-$(CONFIG_SYSLINK_PROC)      += dsp/syslink/procmgr/
 obj-$(CONFIG_SYSLINK_PROC4430)  += dsp/syslink/procmgr/proc4430/
+obj-$(CONFIG_MPU_BRIDGE)        += dsp/bridge/