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authorGrzegorz Bernacki <gjb@semihalf.com>2009-06-12 11:33:55 +0200
committerWolfgang Denk <wd@denx.de>2009-06-14 23:06:03 +0200
commit1260233982f7dfbdfd1adee12daa95a0c0e84a43 (patch)
tree356ae81426b3dc35516b9dc386c6f9fe0ac3c552 /include
parent12304871bc7839145f2b4238923e9023616d7399 (diff)
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digsy mtc: Add description to GPIO initial configuration.
Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
Diffstat (limited to 'include')
-rw-r--r--include/configs/digsy_mtc.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/configs/digsy_mtc.h b/include/configs/digsy_mtc.h
index 0cc2a8d..558010f 100644
--- a/include/configs/digsy_mtc.h
+++ b/include/configs/digsy_mtc.h
@@ -248,6 +248,22 @@
/*
* GPIO configuration
+ * use pin gpio_wkup_6 as second SDRAM chip select (mem_cs1)
+ * Bit 0 (mask 0x80000000) : 0x1
+ * SPI on Tmr2/3/4/5 pins
+ * Bit 2:3 (mask 0x30000000) : 0x2
+ * ATA cs0/1 on csb_4/5
+ * Bit 6:7 (mask 0x03000000) : 0x2
+ * Ethernet 100Mbit with MD
+ * Bits 12:15 (mask 0x000f0000): 0x5
+ * USB - Two UARTs
+ * Bits 18:19 (mask 0x00003000) : 0x2
+ * PSC3 - USB2 on PSC3
+ * Bits 20:23 (mask 0x00000f00) : 0x1
+ * PSC2 - CAN1&2 on PSC2 pins
+ * Bits 25:27 (mask 0x00000070) : 0x1
+ * PSC1 - AC97 functionality
+ * Bits 29:31 (mask 0x00000007) : 0x2
*/
#define CONFIG_SYS_GPS_PORT_CONFIG 0xA2552112