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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2008-12-09 21:57:27 +0100
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2008-12-09 21:58:03 +0100
commitd403700bf8fc903584e830967f5d64075770848c (patch)
tree4574e6efff914ab752c5011727a0de92321b6575 /arch/arm/mach-netx
parente0a84ebd4808e032d2ac5acb256f2f93fac1da32 (diff)
netx: define register MEMCR
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-netx')
-rw-r--r--arch/arm/mach-netx/include/mach/netx-regs.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-netx/include/mach/netx-regs.h b/arch/arm/mach-netx/include/mach/netx-regs.h
index 5104a00d40f4..08c60ff227be 100644
--- a/arch/arm/mach-netx/include/mach/netx-regs.h
+++ b/arch/arm/mach-netx/include/mach/netx-regs.h
@@ -328,6 +328,28 @@
#define NETX_PFIFO_FILL_LEVEL(pfifo) NETX_PFIFO_REG(0x180 + ((pfifo)<<2))
#define NETX_PFIFO_XPEC_ISR(xpec) NETX_PFIFO_REG(0x400 + ((xpec) << 2))
+
+/*******************************
+ * Memory Controller *
+ *******************************/
+
+/* Registers */
+#define NETX_MEMCR_REG(ofs) __io(NETX_VA_MEMCR + (ofs))
+#define NETX_MEMCR_SRAM_CTRL(cs) NETX_MEMCR_REG(0x0 + 4 * (cs)) /* SRAM for CS 0..2 */
+#define NETX_MEMCR_SDRAM_CFG_CTRL NETX_MEMCR_REG(0x40)
+#define NETX_MEMCR_SDRAM_TIMING_CTRL NETX_MEMCR_REG(0x44)
+#define NETX_MEMCR_SDRAM_MODE NETX_MEMCR_REG(0x48)
+#define NETX_MEMCR_SDRAM_EXT_MODE NETX_MEMCR_REG(0x4c)
+#define NETX_MEMCR_PRIO_TIMESLOT_CTRL NETX_MEMCR_REG(0x80)
+#define NETX_MEMCR_PRIO_ACCESS_CTRL NETX_MEMCR_REG(0x84)
+
+/* Bits */
+#define NETX_MEMCR_SRAM_CTRL_WIDTHEXTMEM(x) (((x) & 0x3) << 24)
+#define NETX_MEMCR_SRAM_CTRL_WSPOSTPAUSEEXTMEM(x) (((x) & 0x3) << 16)
+#define NETX_MEMCR_SRAM_CTRL_WSPREPASEEXTMEM(x) (((x) & 0x3) << 8)
+#define NETX_MEMCR_SRAM_CTRL_WSEXTMEM(x) (((x) & 0x1f) << 0)
+
+
/*******************************
* Dual Port Memory *
*******************************/