2 files changed, 48 insertions, 0 deletions

diff --git a/arch/arm/mach-mmp/include/mach/mmp2.h b/arch/arm/mach-mmp/include/mach/mmp2.h
index de7b88826ad..2f7b2d3c2b1 100644
--- a/arch/arm/mach-mmp/include/mach/mmp2.h
+++ b/arch/arm/mach-mmp/include/mach/mmp2.h
@@ -13,6 +13,7 @@ extern void mmp2_clear_pmic_int(void);
 #include <linux/i2c.h>
 #include <linux/i2c/pxa-i2c.h>
 #include <mach/devices.h>
+#include <mach/sram.h>
 
 extern struct pxa_device_desc mmp2_device_uart1;
 extern struct pxa_device_desc mmp2_device_uart2;
@@ -28,6 +29,8 @@ extern struct pxa_device_desc mmp2_device_sdh0;
 extern struct pxa_device_desc mmp2_device_sdh1;
 extern struct pxa_device_desc mmp2_device_sdh2;
 extern struct pxa_device_desc mmp2_device_sdh3;
+extern struct pxa_device_desc mmp2_device_asram;
+extern struct pxa_device_desc mmp2_device_isram;
 
 static inline int mmp2_add_uart(int id)
 {
@@ -85,5 +88,15 @@ static inline int mmp2_add_sdhost(int id, struct sdhci_pxa_platdata *data)
         return pxa_register_device(d, data, sizeof(*data));
 }
 
+static inline int mmp2_add_asram(struct sram_platdata *data)
+{
+        return pxa_register_device(&mmp2_device_asram, data, sizeof(*data));
+}
+
+static inline int mmp2_add_isram(struct sram_platdata *data)
+{
+        return pxa_register_device(&mmp2_device_isram, data, sizeof(*data));
+}
+
 #endif /* __ASM_MACH_MMP2_H */
 
diff --git a/arch/arm/mach-mmp/include/mach/sram.h b/arch/arm/mach-mmp/include/mach/sram.h
new file mode 100644
index 00000000000..239e0fc1bb1
--- /dev/null
+++ b/arch/arm/mach-mmp/include/mach/sram.h
@@ -0,0 +1,35 @@
+/*
+ *  linux/arch/arm/mach-mmp/include/mach/sram.h
+ *
+ *  SRAM Memory Management
+ *
+ *  Copyright (c) 2011 Marvell Semiconductors Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#ifndef __ASM_ARCH_SRAM_H
+#define __ASM_ARCH_SRAM_H
+
+#include <linux/genalloc.h>
+
+/* ARBITRARY:  SRAM allocations are multiples of this 2^N size */
+#define SRAM_GRANULARITY        512
+
+enum sram_type {
+        MMP_SRAM_UNDEFINED = 0,
+        MMP_ASRAM,
+        MMP_ISRAM,
+};
+
+struct sram_platdata {
+        char *pool_name;
+        int granularity;
+};
+
+extern struct gen_pool *sram_get_gpool(char *pool_name);
+
+#endif /* __ASM_ARCH_SRAM_H */