Commit 12602339 authored by Grzegorz Bernacki's avatar Grzegorz Bernacki Committed by Wolfgang Denk
Browse files

digsy mtc: Add description to GPIO initial configuration.


Signed-off-by: default avatarGrzegorz Bernacki <gjb@semihalf.com>
parent 12304871
......@@ -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
......
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