1 /* 2 * mux.c 3 * 4 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <common.h> 10 #include <asm/arch/sys_proto.h> 11 #include <asm/arch/mux.h> 12 #include "board.h" 13 14 static struct module_pin_mux uart0_pin_mux[] = { 15 {OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)}, 16 {OFFSET(uart0_txd), (MODE(0) | PULLUDDIS | PULLUP_EN | SLEWCTRL)}, 17 {-1}, 18 }; 19 20 static struct module_pin_mux mmc0_pin_mux[] = { 21 {OFFSET(mmc0_clk), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* MMC0_CLK */ 22 {OFFSET(mmc0_cmd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_CMD */ 23 {OFFSET(mmc0_dat0), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT0 */ 24 {OFFSET(mmc0_dat1), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT1 */ 25 {OFFSET(mmc0_dat2), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT2 */ 26 {OFFSET(mmc0_dat3), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT3 */ 27 {-1}, 28 }; 29 30 static struct module_pin_mux i2c0_pin_mux[] = { 31 {OFFSET(i2c0_sda), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)}, 32 {OFFSET(i2c0_scl), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)}, 33 {-1}, 34 }; 35 36 static struct module_pin_mux gpio0_22_pin_mux[] = { 37 {OFFSET(ddr_ba2), (MODE(9) | PULLUP_EN)}, /* GPIO0_22 */ 38 {-1}, 39 }; 40 41 void enable_uart0_pin_mux(void) 42 { 43 configure_module_pin_mux(uart0_pin_mux); 44 } 45 46 void enable_board_pin_mux(void) 47 { 48 configure_module_pin_mux(mmc0_pin_mux); 49 configure_module_pin_mux(i2c0_pin_mux); 50 51 if (board_is_gpevm()) 52 configure_module_pin_mux(gpio0_22_pin_mux); 53 } 54 55 void enable_i2c0_pin_mux(void) 56 { 57 configure_module_pin_mux(i2c0_pin_mux); 58 } 59