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Diffstat (limited to 'include/asm-arm/arch-ixp4xx/platform.h')
-rw-r--r--include/asm-arm/arch-ixp4xx/platform.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp4xx/platform.h b/include/asm-arm/arch-ixp4xx/platform.h
index daf9790645ca..13aee17b0475 100644
--- a/include/asm-arm/arch-ixp4xx/platform.h
+++ b/include/asm-arm/arch-ixp4xx/platform.h
@@ -38,6 +38,33 @@ extern unsigned long ixp4xx_exp_bus_size;
#define IXP4XX_EXP_BUS_BASE(region)\
(IXP4XX_EXP_BUS_BASE_PHYS + ((region) * ixp4xx_exp_bus_size))
+#define IXP4XX_EXP_BUS_END(region)\
+ (IXP4XX_EXP_BUS_BASE(region) + ixp4xx_exp_bus_size - 1)
+
+/* Those macros can be used to adjust timing and configure
+ * other features for each region.
+ */
+
+#define IXP4XX_EXP_BUS_RECOVERY_T(x) (((x) & 0x0f) << 16)
+#define IXP4XX_EXP_BUS_HOLD_T(x) (((x) & 0x03) << 20)
+#define IXP4XX_EXP_BUS_STROBE_T(x) (((x) & 0x0f) << 22)
+#define IXP4XX_EXP_BUS_SETUP_T(x) (((x) & 0x03) << 26)
+#define IXP4XX_EXP_BUS_ADDR_T(x) (((x) & 0x03) << 28)
+#define IXP4XX_EXP_BUS_SIZE(x) (((x) & 0x0f) << 10)
+#define IXP4XX_EXP_BUS_CYCLES(x) (((x) & 0x03) << 14)
+
+#define IXP4XX_EXP_BUS_CS_EN (1L << 31)
+#define IXP4XX_EXP_BUS_BYTE_RD16 (1L << 6)
+#define IXP4XX_EXP_BUS_HRDY_POL (1L << 5)
+#define IXP4XX_EXP_BUS_MUX_EN (1L << 4)
+#define IXP4XX_EXP_BUS_SPLT_EN (1L << 3)
+#define IXP4XX_EXP_BUS_WR_EN (1L << 1)
+#define IXP4XX_EXP_BUS_BYTE_EN (1L << 0)
+
+#define IXP4XX_EXP_BUS_CYCLES_INTEL 0x00
+#define IXP4XX_EXP_BUS_CYCLES_MOTOROLA 0x01
+#define IXP4XX_EXP_BUS_CYCLES_HPI 0x02
+
#define IXP4XX_FLASH_WRITABLE (0x2)
#define IXP4XX_FLASH_DEFAULT (0xbcd23c40)
#define IXP4XX_FLASH_WRITE (0xbcd23c42)