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-rw-r--r--include/asm-arm/arch-at91/at91_dbgu.h14
-rw-r--r--include/asm-arm/arch-at91/at91sam9260.h4
-rw-r--r--include/asm-arm/arch-at91/cpu.h17
3 files changed, 34 insertions, 1 deletions
diff --git a/include/asm-arm/arch-at91/at91_dbgu.h b/include/asm-arm/arch-at91/at91_dbgu.h
index 1002a808ad9..b0369e176f7 100644
--- a/include/asm-arm/arch-at91/at91_dbgu.h
+++ b/include/asm-arm/arch-at91/at91_dbgu.h
@@ -35,6 +35,20 @@
#define AT91_CIDR_NVPSIZ (0xf << 8) /* Nonvolatile Program Memory Size */
#define AT91_CIDR_NVPSIZ2 (0xf << 12) /* Second Nonvolatile Program Memory Size */
#define AT91_CIDR_SRAMSIZ (0xf << 16) /* Internal SRAM Size */
+#define AT91_CIDR_SRAMSIZ_1K (1 << 16)
+#define AT91_CIDR_SRAMSIZ_2K (2 << 16)
+#define AT91_CIDR_SRAMSIZ_112K (4 << 16)
+#define AT91_CIDR_SRAMSIZ_4K (5 << 16)
+#define AT91_CIDR_SRAMSIZ_80K (6 << 16)
+#define AT91_CIDR_SRAMSIZ_160K (7 << 16)
+#define AT91_CIDR_SRAMSIZ_8K (8 << 16)
+#define AT91_CIDR_SRAMSIZ_16K (9 << 16)
+#define AT91_CIDR_SRAMSIZ_32K (10 << 16)
+#define AT91_CIDR_SRAMSIZ_64K (11 << 16)
+#define AT91_CIDR_SRAMSIZ_128K (12 << 16)
+#define AT91_CIDR_SRAMSIZ_256K (13 << 16)
+#define AT91_CIDR_SRAMSIZ_96K (14 << 16)
+#define AT91_CIDR_SRAMSIZ_512K (15 << 16)
#define AT91_CIDR_ARCH (0xff << 20) /* Architecture Identifier */
#define AT91_CIDR_NVPTYP (7 << 28) /* Nonvolatile Program Memory Type */
#define AT91_CIDR_EXT (1 << 31) /* Extension Flag */
diff --git a/include/asm-arm/arch-at91/at91sam9260.h b/include/asm-arm/arch-at91/at91sam9260.h
index 73d93ae9243..2cadebc36af 100644
--- a/include/asm-arm/arch-at91/at91sam9260.h
+++ b/include/asm-arm/arch-at91/at91sam9260.h
@@ -113,6 +113,10 @@
#define AT91SAM9260_UHP_BASE 0x00500000 /* USB Host controller */
+#define AT91SAM9XE_FLASH_BASE 0x00200000 /* Internal FLASH base address */
+#define AT91SAM9XE_SRAM_BASE 0x00300000 /* Internal SRAM base address */
+
+
#if 0
/*
* PIO pin definitions (peripheral A/B multiplexing).
diff --git a/include/asm-arm/arch-at91/cpu.h b/include/asm-arm/arch-at91/cpu.h
index 9efde0dad24..d464ca58cdb 100644
--- a/include/asm-arm/arch-at91/cpu.h
+++ b/include/asm-arm/arch-at91/cpu.h
@@ -22,6 +22,9 @@
#define ARCH_ID_AT91SAM9261 0x019703a0
#define ARCH_ID_AT91SAM9263 0x019607a0
+#define ARCH_ID_AT91SAM9XE128 0x329973a0
+#define ARCH_ID_AT91SAM9XE256 0x329a93a0
+#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
static inline unsigned long at91_cpu_identify(void)
{
@@ -29,6 +32,16 @@ static inline unsigned long at91_cpu_identify(void)
}
+#define ARCH_FAMILY_AT91X92 0x09200000
+#define ARCH_FAMILY_AT91SAM9 0x01900000
+#define ARCH_FAMILY_AT91SAM9XE 0x02900000
+
+static inline unsigned long at91_arch_identify(void)
+{
+ return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
+}
+
+
#ifdef CONFIG_ARCH_AT91RM9200
#define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200)
#else
@@ -36,8 +49,10 @@ static inline unsigned long at91_cpu_identify(void)
#endif
#ifdef CONFIG_ARCH_AT91SAM9260
-#define cpu_is_at91sam9260() (at91_cpu_identify() == ARCH_ID_AT91SAM9260)
+#define cpu_is_at91sam9xe() (at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
+#define cpu_is_at91sam9260() ((at91_cpu_identify() == ARCH_ID_AT91SAM9260) || cpu_is_at91sam9xe())
#else
+#define cpu_is_at91sam9xe() (0)
#define cpu_is_at91sam9260() (0)
#endif