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authorGabriel Huau <contact@huau-gabriel.fr>2012-05-02 10:48:37 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-10-03 10:50:27 +0200
commitb77026225a319066eaaa11839121a273469a2cf4 (patch)
treea2fb244a0b510c2c924a46ab9d038dedaa5354ce /board/friendlyarm/mini2440/mini2440.h
parent5d889ae79eee6d65b992ec29b8f8901e006ffa35 (diff)
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ARM : Add support for MINI2440 (s3c2440).
Support of the MINI2440 board from FriendlyARM from an old version of u-boot : http://repo.or.cz/r/u-boot-openmoko/mini2440.git Currently, supporting only boot from NOR. Signed-off-by: Gabriel Huau <contact@huau-gabriel.fr>
Diffstat (limited to 'board/friendlyarm/mini2440/mini2440.h')
-rw-r--r--board/friendlyarm/mini2440/mini2440.h144
1 files changed, 144 insertions, 0 deletions
diff --git a/board/friendlyarm/mini2440/mini2440.h b/board/friendlyarm/mini2440/mini2440.h
new file mode 100644
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--- /dev/null
+++ b/board/friendlyarm/mini2440/mini2440.h
@@ -0,0 +1,144 @@
+#ifndef __MINI2440_BOARD_CONF_H__
+#define __MINI2440_BOARD_CONF_H__
+
+/* PLL Parameters */
+#define CLKDIVN_VAL 7
+#define M_MDIV 0x7f
+#define M_PDIV 0x2
+#define M_SDIV 0x1
+
+#define U_M_MDIV 0x38
+#define U_M_PDIV 0x2
+#define U_M_SDIV 0x2
+
+/* BWSCON */
+#define DW8 0x0
+#define DW16 0x1
+#define DW32 0x2
+#define WAIT (0x1<<2)
+#define UBLB (0x1<<3)
+
+#define B1_BWSCON (DW32)
+#define B2_BWSCON (DW16)
+#define B3_BWSCON (DW16 + WAIT + UBLB)
+#define B4_BWSCON (DW16 + WAIT + UBLB)
+#define B5_BWSCON (DW16)
+#define B6_BWSCON (DW32)
+#define B7_BWSCON (DW32)
+
+/*
+ * Bank Configuration
+ */
+#define B0_Tacs 0x0 /* 0clk */
+#define B0_Tcos 0x0 /* 0clk */
+#define B0_Tacc 0x7 /* 14clk */
+#define B0_Tcoh 0x0 /* 0clk */
+#define B0_Tah 0x0 /* 0clk */
+#define B0_Tacp 0x0 /* 0clk */
+#define B0_PMC 0x0 /* normal */
+
+#define B1_Tacs 0x0
+#define B1_Tcos 0x0
+#define B1_Tacc 0x7
+#define B1_Tcoh 0x0
+#define B1_Tah 0x0
+#define B1_Tacp 0x0
+#define B1_PMC 0x0
+
+#define B2_Tacs 0x0
+#define B2_Tcos 0x0
+#define B2_Tacc 0x7
+#define B2_Tcoh 0x0
+#define B2_Tah 0x0
+#define B2_Tacp 0x0
+#define B2_PMC 0x0
+
+#define B3_Tacs 0x0
+#define B3_Tcos 0x3 /* 4clk */
+#define B3_Tacc 0x7
+#define B3_Tcoh 0x1 /* 1clk */
+#define B3_Tah 0x3 /* 4clk */
+#define B3_Tacp 0x0
+#define B3_PMC 0x0
+
+#define B4_Tacs 0x0
+#define B4_Tcos 0x3
+#define B4_Tacc 0x7
+#define B4_Tcoh 0x1
+#define B4_Tah 0x3
+#define B4_Tacp 0x0
+#define B4_PMC 0x0
+
+#define B5_Tacs 0x0
+#define B5_Tcos 0x0
+#define B5_Tacc 0x7
+#define B5_Tcoh 0x0
+#define B5_Tah 0x0
+#define B5_Tacp 0x0
+#define B5_PMC 0x0
+
+/*
+ * SDRAM Configuration
+ */
+#define SDRAM_MT 0x3 /* SDRAM */
+#define SDRAM_Trcd 0x0 /* 2clk */
+#define SDRAM_SCAN_9 0x1 /* 9bit */
+#define SDRAM_SCAN_10 0x2 /* 10bit */
+
+#define SDRAM_64MB ((SDRAM_MT<<15) + (SDRAM_Trcd<<2) + (SDRAM_SCAN_9))
+
+/*
+ * Refresh Parameter
+ */
+#define REFEN 0x1 /* Refresh enable */
+#define TREFMD 0x0 /* CBR(CAS before RAS)/Auto refresh */
+#define Trp 0x1 /* 3clk */
+#define Trc 0x3 /* 7clk */
+#define Tchr 0x0 /* unused */
+#define REFCNT 1012 /* period=10.37us, HCLK=100Mhz, (2048 + 1-10.37*100) */
+
+/*
+ * MRSR Parameter
+ */
+#define BL 0x0
+#define BT 0x0
+#define CL 0x3 /* 3 clocks */
+#define TM 0x0
+#define WBL 0x0
+
+/*
+ * BankSize Parameter
+ */
+#define BK76MAP 0x2 /* 128MB/128MB */
+#define SCLK_EN 0x1 /* SCLK active */
+#define SCKE_EN 0x1 /* SDRAM power down mode enable */
+#define BURST_EN 0x1 /* Burst enable */
+
+/*
+ * Register values
+ */
+#define BANK_CONF ((0 + (B1_BWSCON<<4) + (B2_BWSCON<<8) + (B3_BWSCON<<12) + \
+ (B4_BWSCON<<16) + (B5_BWSCON<<20) + (B6_BWSCON<<24) + \
+ (B7_BWSCON<<28)))
+
+#define B0_CONF ((B0_Tacs<<13) + (B0_Tcos<<11) + (B0_Tacc<<8) + \
+ (B0_Tcoh<<6) + (B0_Tah<<4) + (B0_Tacp<<2) + (B0_PMC))
+#define B1_CONF ((B1_Tacs<<13) + (B1_Tcos<<11) + (B1_Tacc<<8) + \
+ (B1_Tcoh<<6) + (B1_Tah<<4) + (B1_Tacp<<2) + (B1_PMC))
+#define B2_CONF ((B2_Tacs<<13) + (B2_Tcos<<11) + (B2_Tacc<<8) + \
+ (B2_Tcoh<<6) + (B2_Tah<<4) + (B2_Tacp<<2) + (B2_PMC))
+#define B3_CONF ((B3_Tacs<<13) + (B3_Tcos<<11) + (B3_Tacc<<8) + \
+ (B3_Tcoh<<6) + (B3_Tah<<4) + (B3_Tacp<<2) + (B3_PMC))
+#define B4_CONF ((B4_Tacs<<13) + (B4_Tcos<<11) + (B4_Tacc<<8) + \
+ (B4_Tcoh<<6) + (B4_Tah<<4) + (B4_Tacp<<2) + (B4_PMC))
+#define B5_CONF ((B5_Tacs<<13) + (B5_Tcos<<11) + (B5_Tacc<<8) + \
+ (B5_Tcoh<<6) + (B5_Tah<<4) + (B5_Tacp<<2) + (B5_PMC))
+
+#define MEM_TIMING (REFEN<<23) + (TREFMD<<22) + (Trp<<20) + \
+ (Trc<<18) + (Tchr<<16) + REFCNT
+
+#define BANKSIZE_CONF (BK76MAP) + (SCLK_EN<<4) + (SCKE_EN<<5) + (BURST_EN<<7)
+#define B6_MRSR (CL<<4)
+#define B7_MRSR (CL<<4)
+
+#endif