RM0321 Datasheet, PDF (526/584 Pages) STMicroelectronics – SPEAr320S address map and registers

RAS configuration (RASCFG)
Description:
IP Port select for GPIO_20 to GPIO_29 in Extended Mode
[29:27] RAS_sel_29: IP Port select for GPIO_29
000: UART1_TX
001: UART1_TX
010: UART1_TX
011: UART1_TX
100: PWM2
Rest: Reserved
[26:24] RAS_sel_28: IP Port select for GPIO_28
000: UART1_RX
001: UART1_RX
010: UART1_RX
011: UART1_RX
100: PWM3
Rest: Reserved
[23:21] RAS_sel_27: IP Port select for GPIO_27
000: Reserved
001: GPIO
010: Reserved
011: Reserved
100: RMII0_TXD0
Rest: Reserved
[20:18] RAS_sel_26: IP Port select for GPIO_26
000: Reserved
001: GPIO
010: Reserved
011: Reserved
100: RMII0_RXD0
Rest: Reserved
[17:15] RAS_sel_25: IP Port select for GPIO_25
000: Reserved
001: GPIO
010: GPIO
011: Reserved
100: RMII1_TXD0
Rest: Reserved
[14:12] RAS_sel_24: IP Port select for GPIO_24
000: Reserved
001: GPIO
010: GPIO
011: Reserved
100: RMII1_RXD0
Rest: Reserved
[11:9] RAS_sel_23: IP Port select for GPIO_23
000: Reserved
001: GPIO
010: Reserved
011: Reserved
100: RMII1_TX_EN
Rest: Reserved
526/584
Doc ID 022642 Rev 3
RM0321