mux.c
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/*
* mux.c
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mux.h>
#include "../common/board_detect.h"
#include "board.h"
static struct module_pin_mux rmii1_pin_mux[] = {
{OFFSET(mii1_txen), MODE(1)}, /* RMII1_TXEN */
{OFFSET(mii1_txd1), MODE(1)}, /* RMII1_TD1 */
{OFFSET(mii1_txd0), MODE(1)}, /* RMII1_TD0 */
{OFFSET(mii1_rxd1), MODE(1) | RXACTIVE}, /* RMII1_RD1 */
{OFFSET(mii1_rxd0), MODE(1) | RXACTIVE}, /* RMII1_RD0 */
{OFFSET(mii1_rxdv), MODE(1) | RXACTIVE}, /* RMII1_RXDV */
{OFFSET(mii1_crs), MODE(1) | RXACTIVE}, /* RMII1_CRS_DV */
{OFFSET(mii1_rxerr), MODE(1) | RXACTIVE}, /* RMII1_RXERR */
{OFFSET(rmii1_refclk), MODE(0) | RXACTIVE}, /* RMII1_refclk */
{-1},
};
static struct module_pin_mux rgmii1_pin_mux[] = {
{OFFSET(mii1_txen), MODE(2)}, /* RGMII1_TCTL */
{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE}, /* RGMII1_RCTL */
{OFFSET(mii1_txd3), MODE(2)}, /* RGMII1_TD3 */
{OFFSET(mii1_txd2), MODE(2)}, /* RGMII1_TD2 */
{OFFSET(mii1_txd1), MODE(2)}, /* RGMII1_TD1 */
{OFFSET(mii1_txd0), MODE(2)}, /* RGMII1_TD0 */
{OFFSET(mii1_txclk), MODE(2)}, /* RGMII1_TCLK */
{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE}, /* RGMII1_RCLK */
{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE}, /* RGMII1_RD3 */
{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE}, /* RGMII1_RD2 */
{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE}, /* RGMII1_RD1 */
{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE}, /* RGMII1_RD0 */
{-1},
};
static struct module_pin_mux mdio_pin_mux[] = {
{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},/* MDIO_DATA */
{OFFSET(mdio_clk), MODE(0) | PULLUP_EN}, /* MDIO_CLK */
{-1},
};
static struct module_pin_mux uart0_pin_mux[] = {
{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)},
{OFFSET(uart0_txd), (MODE(0) | PULLUDDIS | PULLUP_EN | SLEWCTRL)},
{-1},
};
static struct module_pin_mux mmc0_pin_mux[] = {
{OFFSET(mmc0_clk), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* MMC0_CLK */
{OFFSET(mmc0_cmd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_CMD */
{OFFSET(mmc0_dat0), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT0 */
{OFFSET(mmc0_dat1), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT1 */
{OFFSET(mmc0_dat2), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT2 */
{OFFSET(mmc0_dat3), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* MMC0_DAT3 */
{-1},
};
static struct module_pin_mux i2c0_pin_mux[] = {
{OFFSET(i2c0_sda), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)},
{OFFSET(i2c0_scl), (MODE(0) | PULLUP_EN | RXACTIVE | SLEWCTRL)},
{-1},
};
static struct module_pin_mux gpio5_7_pin_mux[] = {
{OFFSET(spi0_cs0), (MODE(7) | PULLUP_EN)}, /* GPIO5_7 */
{-1},
};
#ifdef CONFIG_NAND
static struct module_pin_mux nand_pin_mux[] = {
{OFFSET(gpmc_ad0), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD0 */
{OFFSET(gpmc_ad1), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD1 */
{OFFSET(gpmc_ad2), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD2 */
{OFFSET(gpmc_ad3), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD3 */
{OFFSET(gpmc_ad4), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD4 */
{OFFSET(gpmc_ad5), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD5 */
{OFFSET(gpmc_ad6), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD6 */
{OFFSET(gpmc_ad7), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD7 */
#ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT
{OFFSET(gpmc_ad8), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD8 */
{OFFSET(gpmc_ad9), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD9 */
{OFFSET(gpmc_ad10), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD10 */
{OFFSET(gpmc_ad11), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD11 */
{OFFSET(gpmc_ad12), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD12 */
{OFFSET(gpmc_ad13), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD13 */
{OFFSET(gpmc_ad14), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD14 */
{OFFSET(gpmc_ad15), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD15 */
#endif
{OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* Wait */
{OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN)}, /* Write Protect */
{OFFSET(gpmc_csn0), (MODE(0) | PULLUP_EN)}, /* Chip-Select */
{OFFSET(gpmc_wen), (MODE(0) | PULLDOWN_EN)}, /* Write Enable */
{OFFSET(gpmc_oen_ren), (MODE(0) | PULLDOWN_EN)}, /* Read Enable */
{OFFSET(gpmc_advn_ale), (MODE(0) | PULLDOWN_EN)}, /* Addr Latch Enable*/
{OFFSET(gpmc_be0n_cle), (MODE(0) | PULLDOWN_EN)}, /* Byte Enable */
{-1},
};
#endif
static __maybe_unused struct module_pin_mux qspi_pin_mux[] = {
{OFFSET(gpmc_csn0), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_CS0 */
{OFFSET(gpmc_csn3), (MODE(2) | PULLUP_EN | RXACTIVE)}, /* QSPI_CLK */
{OFFSET(gpmc_advn_ale), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D0 */
{OFFSET(gpmc_oen_ren), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D1 */
{OFFSET(gpmc_wen), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D2 */
{OFFSET(gpmc_be0n_cle), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D3 */
{-1},
};
void enable_uart0_pin_mux(void)
{
configure_module_pin_mux(uart0_pin_mux);
}
void enable_board_pin_mux(void)
{
configure_module_pin_mux(mmc0_pin_mux);
configure_module_pin_mux(i2c0_pin_mux);
configure_module_pin_mux(mdio_pin_mux);
if (board_is_evm()) {
configure_module_pin_mux(gpio5_7_pin_mux);
configure_module_pin_mux(rgmii1_pin_mux);
#if defined(CONFIG_NAND)
configure_module_pin_mux(nand_pin_mux);
#endif
} else if (board_is_sk() || board_is_idk()) {
configure_module_pin_mux(rgmii1_pin_mux);
#if defined(CONFIG_NAND)
printf("Error: NAND flash not present on this board\n");
#endif
configure_module_pin_mux(qspi_pin_mux);
} else if (board_is_eposevm()) {
configure_module_pin_mux(rmii1_pin_mux);
#if defined(CONFIG_NAND)
configure_module_pin_mux(nand_pin_mux);
#else
configure_module_pin_mux(qspi_pin_mux);
#endif
}
}
void enable_i2c0_pin_mux(void)
{
configure_module_pin_mux(i2c0_pin_mux);
}