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 gpio5_7_pin_mux[] = { 37 {OFFSET(spi0_cs0), (MODE(7) | PULLUP_EN)}, /* GPIO5_7 */ 38 {-1}, 39 }; 40 41 static struct module_pin_mux qspi_pin_mux[] = { 42 {OFFSET(gpmc_csn0), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_CS0 */ 43 {OFFSET(gpmc_csn3), (MODE(2) | PULLUP_EN | RXACTIVE)}, /* QSPI_CLK */ 44 {OFFSET(gpmc_advn_ale), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D0 */ 45 {OFFSET(gpmc_oen_ren), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D1 */ 46 {OFFSET(gpmc_wen), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D2 */ 47 {OFFSET(gpmc_be0n_cle), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D3 */ 48 {-1}, 49 }; 50 51 void enable_uart0_pin_mux(void) 52 { 53 configure_module_pin_mux(uart0_pin_mux); 54 } 55 56 void enable_board_pin_mux(void) 57 { 58 configure_module_pin_mux(mmc0_pin_mux); 59 configure_module_pin_mux(i2c0_pin_mux); 60 61 if (board_is_gpevm()) 62 configure_module_pin_mux(gpio5_7_pin_mux); 63 configure_module_pin_mux(qspi_pin_mux); 64 } 65 66 void enable_i2c0_pin_mux(void) 67 { 68 configure_module_pin_mux(i2c0_pin_mux); 69 } 70