| /* |
| * mux.c |
| * |
| * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation version 2. |
| * |
| * This program is distributed "as is" WITHOUT ANY WARRANTY of any |
| * kind, whether express or implied; without even the implied warranty |
| * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include <common.h> |
| #include <asm/arch/sys_proto.h> |
| #include <asm/arch/hardware.h> |
| #include <asm/arch/mux.h> |
| #include <asm/io.h> |
| #include <i2c.h> |
| #include "../common/board_detect.h" |
| #include "board.h" |
| |
| static struct module_pin_mux uart0_pin_mux[] = { |
| {OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* UART0_RXD */ |
| {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)}, /* UART0_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux uart1_pin_mux[] = { |
| {OFFSET(uart1_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* UART1_RXD */ |
| {OFFSET(uart1_txd), (MODE(0) | PULLUDEN)}, /* UART1_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux uart2_pin_mux[] = { |
| {OFFSET(spi0_sclk), (MODE(1) | PULLUP_EN | RXACTIVE)}, /* UART2_RXD */ |
| {OFFSET(spi0_d0), (MODE(1) | PULLUDEN)}, /* UART2_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux uart3_pin_mux[] = { |
| {OFFSET(spi0_cs1), (MODE(1) | PULLUP_EN | RXACTIVE)}, /* UART3_RXD */ |
| {OFFSET(ecap0_in_pwm0_out), (MODE(1) | PULLUDEN)}, /* UART3_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux uart4_pin_mux[] = { |
| {OFFSET(gpmc_wait0), (MODE(6) | PULLUP_EN | RXACTIVE)}, /* UART4_RXD */ |
| {OFFSET(gpmc_wpn), (MODE(6) | PULLUDEN)}, /* UART4_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux uart5_pin_mux[] = { |
| {OFFSET(lcd_data9), (MODE(4) | PULLUP_EN | RXACTIVE)}, /* UART5_RXD */ |
| {OFFSET(lcd_data8), (MODE(4) | PULLUDEN)}, /* UART5_TXD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux mmc0_pin_mux[] = { |
| {OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT3 */ |
| {OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT2 */ |
| {OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT1 */ |
| {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT0 */ |
| {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */ |
| {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CMD */ |
| {OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)}, /* MMC0_WP */ |
| {OFFSET(spi0_cs1), (MODE(7) | RXACTIVE | PULLUP_EN)}, /* GPIO0_6 */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux mmc0_no_cd_pin_mux[] = { |
| {OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT3 */ |
| {OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT2 */ |
| {OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT1 */ |
| {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT0 */ |
| {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */ |
| {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CMD */ |
| {OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)}, /* MMC0_WP */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux mmc0_pin_mux_sk_evm[] = { |
| {OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT3 */ |
| {OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT2 */ |
| {OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT1 */ |
| {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT0 */ |
| {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */ |
| {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CMD */ |
| {OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)}, /* MMC0_CD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux mmc1_pin_mux[] = { |
| {OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT7 */ |
| {OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT6 */ |
| {OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT5 */ |
| {OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT4 */ |
| {OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */ |
| {OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT2 */ |
| {OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT1 */ |
| {OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT0 */ |
| {OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CLK */ |
| {OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CMD */ |
| {OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUP_EN)}, /* MMC1_WP */ |
| {OFFSET(gpmc_advn_ale), (MODE(7) | RXACTIVE | PULLUP_EN)}, /* MMC1_CD */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux i2c0_pin_mux[] = { |
| {OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | |
| PULLUDEN | SLEWCTRL)}, /* I2C_DATA */ |
| {OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | |
| PULLUDEN | SLEWCTRL)}, /* I2C_SCLK */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux i2c1_pin_mux[] = { |
| {OFFSET(spi0_d1), (MODE(2) | RXACTIVE | |
| PULLUDEN | SLEWCTRL)}, /* I2C_DATA */ |
| {OFFSET(spi0_cs0), (MODE(2) | RXACTIVE | |
| PULLUDEN | SLEWCTRL)}, /* I2C_SCLK */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux i2c2_pin_mux[] = { |
| {OFFSET(uart1_ctsn), (MODE(3) | RXACTIVE | |
| PULLUDEN | PULLUP_EN | SLEWCTRL)}, /* I2C_DATA */ |
| {OFFSET(uart1_rtsn), (MODE(3) | RXACTIVE | |
| PULLUDEN | PULLUP_EN | SLEWCTRL)}, /* I2C_SCLK */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux spi0_pin_mux[] = { |
| {OFFSET(spi0_sclk), (MODE(0) | RXACTIVE | PULLUDEN)}, /* SPI0_SCLK */ |
| {OFFSET(spi0_d0), (MODE(0) | RXACTIVE | |
| PULLUDEN | PULLUP_EN)}, /* SPI0_D0 */ |
| {OFFSET(spi0_d1), (MODE(0) | RXACTIVE | PULLUDEN)}, /* SPI0_D1 */ |
| {OFFSET(spi0_cs0), (MODE(0) | RXACTIVE | |
| PULLUDEN | PULLUP_EN)}, /* SPI0_CS0 */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux gpio0_7_pin_mux[] = { |
| {OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDEN)}, /* GPIO0_7 */ |
| {-1}, |
| }; |
| |
| static struct module_pin_mux gpio0_18_pin_mux[] = { |
| {OFFSET(usb0_drvvbus), (MODE(7) | PULLUDEN)}, /* GPIO0_18 */ |
| {-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 */ |
| {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 mii1_pin_mux[] = { |
| {OFFSET(mii1_rxerr), MODE(0) | RXACTIVE}, /* MII1_RXERR */ |
| {OFFSET(mii1_txen), MODE(0)}, /* MII1_TXEN */ |
| {OFFSET(mii1_rxdv), MODE(0) | RXACTIVE}, /* MII1_RXDV */ |
| {OFFSET(mii1_txd3), MODE(0)}, /* MII1_TXD3 */ |
| {OFFSET(mii1_txd2), MODE(0)}, /* MII1_TXD2 */ |
| {OFFSET(mii1_txd1), MODE(0)}, /* MII1_TXD1 */ |
| {OFFSET(mii1_txd0), MODE(0)}, /* MII1_TXD0 */ |
| {OFFSET(mii1_txclk), MODE(0) | RXACTIVE}, /* MII1_TXCLK */ |
| {OFFSET(mii1_rxclk), MODE(0) | RXACTIVE}, /* MII1_RXCLK */ |
| {OFFSET(mii1_rxd3), MODE(0) | RXACTIVE}, /* MII1_RXD3 */ |
| {OFFSET(mii1_rxd2), MODE(0) | RXACTIVE}, /* MII1_RXD2 */ |
| {OFFSET(mii1_rxd1), MODE(0) | RXACTIVE}, /* MII1_RXD1 */ |
| {OFFSET(mii1_rxd0), MODE(0) | RXACTIVE}, /* MII1_RXD0 */ |
| {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 rmii1_pin_mux[] = { |
| {OFFSET(mdio_clk), MODE(0) | PULLUP_EN}, /* MDIO_CLK */ |
| {OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */ |
| {OFFSET(mii1_crs), MODE(1) | RXACTIVE}, /* MII1_CRS */ |
| {OFFSET(mii1_rxerr), MODE(1) | RXACTIVE}, /* MII1_RXERR */ |
| {OFFSET(mii1_txen), MODE(1)}, /* MII1_TXEN */ |
| {OFFSET(mii1_txd1), MODE(1)}, /* MII1_TXD1 */ |
| {OFFSET(mii1_txd0), MODE(1)}, /* MII1_TXD0 */ |
| {OFFSET(mii1_rxd1), MODE(1) | RXACTIVE}, /* MII1_RXD1 */ |
| {OFFSET(mii1_rxd0), MODE(1) | RXACTIVE}, /* MII1_RXD0 */ |
| {OFFSET(rmii1_refclk), MODE(0) | RXACTIVE}, /* RMII1_REFCLK */ |
| {-1}, |
| }; |
| |
| #ifdef CONFIG_MTD_RAW_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) | PULLUP_EN | RXACTIVE)}, /* nWAIT */ |
| {OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN)}, /* nWP */ |
| {OFFSET(gpmc_csn0), (MODE(0) | PULLUP_EN)}, /* nCS */ |
| {OFFSET(gpmc_wen), (MODE(0) | PULLDOWN_EN)}, /* WEN */ |
| {OFFSET(gpmc_oen_ren), (MODE(0) | PULLDOWN_EN)}, /* OE */ |
| {OFFSET(gpmc_advn_ale), (MODE(0) | PULLDOWN_EN)}, /* ADV_ALE */ |
| {OFFSET(gpmc_be0n_cle), (MODE(0) | PULLDOWN_EN)}, /* BE_CLE */ |
| {-1}, |
| }; |
| #elif defined(CONFIG_NOR) |
| static struct module_pin_mux bone_norcape_pin_mux[] = { |
| {OFFSET(gpmc_a0), MODE(0) | PULLUDDIS}, /* NOR_A0 */ |
| {OFFSET(gpmc_a1), MODE(0) | PULLUDDIS}, /* NOR_A1 */ |
| {OFFSET(gpmc_a2), MODE(0) | PULLUDDIS}, /* NOR_A2 */ |
| {OFFSET(gpmc_a3), MODE(0) | PULLUDDIS}, /* NOR_A3 */ |
| {OFFSET(gpmc_a4), MODE(0) | PULLUDDIS}, /* NOR_A4 */ |
| {OFFSET(gpmc_a5), MODE(0) | PULLUDDIS}, /* NOR_A5 */ |
| {OFFSET(gpmc_a6), MODE(0) | PULLUDDIS}, /* NOR_A6 */ |
| {OFFSET(gpmc_a7), MODE(0) | PULLUDDIS}, /* NOR_A7 */ |
| {OFFSET(gpmc_ad0), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD0 */ |
| {OFFSET(gpmc_ad1), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD1 */ |
| {OFFSET(gpmc_ad2), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD2 */ |
| {OFFSET(gpmc_ad3), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD3 */ |
| {OFFSET(gpmc_ad4), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD4 */ |
| {OFFSET(gpmc_ad5), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD5 */ |
| {OFFSET(gpmc_ad6), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD6 */ |
| {OFFSET(gpmc_ad7), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD7 */ |
| {OFFSET(gpmc_ad8), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD8 */ |
| {OFFSET(gpmc_ad9), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD9 */ |
| {OFFSET(gpmc_ad10), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD10 */ |
| {OFFSET(gpmc_ad11), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD11 */ |
| {OFFSET(gpmc_ad12), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD12 */ |
| {OFFSET(gpmc_ad13), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD13 */ |
| {OFFSET(gpmc_ad14), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD14 */ |
| {OFFSET(gpmc_ad15), MODE(0) | PULLUDDIS | RXACTIVE}, /* NOR_AD15 */ |
| {OFFSET(gpmc_csn0), MODE(0) | PULLUDEN | PULLUP_EN}, /* CE */ |
| {OFFSET(gpmc_advn_ale), MODE(0) | PULLUDEN | PULLDOWN_EN}, /* ALE */ |
| {OFFSET(gpmc_oen_ren), MODE(0) | PULLUDEN | PULLDOWN_EN},/* OEn_REN */ |
| {OFFSET(gpmc_be0n_cle), MODE(0) | PULLUDEN | PULLDOWN_EN},/* unused */ |
| {OFFSET(gpmc_wen), MODE(0) | PULLUDEN | PULLDOWN_EN}, /* WEN */ |
| {OFFSET(gpmc_wait0), MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE},/*WAIT*/ |
| {-1}, |
| }; |
| #endif |
| |
| static struct module_pin_mux uart3_icev2_pin_mux[] = { |
| {OFFSET(mii1_rxd3), (MODE(1) | PULLUP_EN | RXACTIVE)}, /* UART3_RXD */ |
| {OFFSET(mii1_rxd2), MODE(1) | PULLUDEN}, /* UART3_TXD */ |
| {-1}, |
| }; |
| |
| #if defined(CONFIG_NOR_BOOT) |
| void enable_norboot_pin_mux(void) |
| { |
| configure_module_pin_mux(bone_norcape_pin_mux); |
| } |
| #endif |
| |
| void enable_uart0_pin_mux(void) |
| { |
| configure_module_pin_mux(uart0_pin_mux); |
| } |
| |
| void enable_uart1_pin_mux(void) |
| { |
| configure_module_pin_mux(uart1_pin_mux); |
| } |
| |
| void enable_uart2_pin_mux(void) |
| { |
| configure_module_pin_mux(uart2_pin_mux); |
| } |
| |
| void enable_uart3_pin_mux(void) |
| { |
| configure_module_pin_mux(uart3_pin_mux); |
| } |
| |
| void enable_uart4_pin_mux(void) |
| { |
| configure_module_pin_mux(uart4_pin_mux); |
| } |
| |
| void enable_uart5_pin_mux(void) |
| { |
| configure_module_pin_mux(uart5_pin_mux); |
| } |
| |
| void enable_i2c0_pin_mux(void) |
| { |
| configure_module_pin_mux(i2c0_pin_mux); |
| } |
| |
| void enable_i2c2_pin_mux(void) |
| { |
| configure_module_pin_mux(i2c2_pin_mux); |
| } |
| |
| /* |
| * The AM335x GP EVM, if daughter card(s) are connected, can have 8 |
| * different profiles. These profiles determine what peripherals are |
| * valid and need pinmux to be configured. |
| */ |
| #define PROFILE_NONE 0x0 |
| #define PROFILE_0 (1 << 0) |
| #define PROFILE_1 (1 << 1) |
| #define PROFILE_2 (1 << 2) |
| #define PROFILE_3 (1 << 3) |
| #define PROFILE_4 (1 << 4) |
| #define PROFILE_5 (1 << 5) |
| #define PROFILE_6 (1 << 6) |
| #define PROFILE_7 (1 << 7) |
| #define PROFILE_MASK 0x7 |
| #define PROFILE_ALL 0xFF |
| |
| /* CPLD registers */ |
| #define I2C_CPLD_ADDR 0x35 |
| #define CFG_REG 0x10 |
| |
| static unsigned short detect_daughter_board_profile(void) |
| { |
| unsigned short val; |
| struct udevice *dev = NULL; |
| int rc; |
| |
| rc = i2c_get_chip_for_busnum(0, I2C_CPLD_ADDR, 1, &dev); |
| if (rc) |
| return PROFILE_NONE; |
| rc = dm_i2c_read(dev, CFG_REG, (unsigned char *)(&val), 2); |
| if (rc) |
| return PROFILE_NONE; |
| return (1 << (val & PROFILE_MASK)); |
| } |
| |
| void enable_board_pin_mux(void) |
| { |
| /* Do board-specific muxes. */ |
| if (board_is_bone()) { |
| /* Beaglebone pinmux */ |
| configure_module_pin_mux(mii1_pin_mux); |
| configure_module_pin_mux(mmc0_pin_mux); |
| #if defined(CONFIG_MTD_RAW_NAND) |
| configure_module_pin_mux(nand_pin_mux); |
| #elif defined(CONFIG_NOR) |
| configure_module_pin_mux(bone_norcape_pin_mux); |
| #else |
| configure_module_pin_mux(mmc1_pin_mux); |
| #endif |
| configure_module_pin_mux(i2c2_pin_mux); |
| } else if (board_is_gp_evm()) { |
| /* General Purpose EVM */ |
| unsigned short profile = detect_daughter_board_profile(); |
| configure_module_pin_mux(rgmii1_pin_mux); |
| configure_module_pin_mux(mmc0_pin_mux); |
| /* In profile #2 i2c1 and spi0 conflict. */ |
| if (profile & ~PROFILE_2) |
| configure_module_pin_mux(i2c1_pin_mux); |
| /* Profiles 2 & 3 don't have NAND */ |
| #ifdef CONFIG_MTD_RAW_NAND |
| if (profile & ~(PROFILE_2 | PROFILE_3)) |
| configure_module_pin_mux(nand_pin_mux); |
| #endif |
| else if (profile == PROFILE_2) { |
| configure_module_pin_mux(mmc1_pin_mux); |
| configure_module_pin_mux(spi0_pin_mux); |
| } |
| } else if (board_is_idk()) { |
| /* Industrial Motor Control (IDK) */ |
| configure_module_pin_mux(mii1_pin_mux); |
| configure_module_pin_mux(mmc0_no_cd_pin_mux); |
| } else if (board_is_evm_sk()) { |
| /* Starter Kit EVM */ |
| configure_module_pin_mux(i2c1_pin_mux); |
| configure_module_pin_mux(gpio0_7_pin_mux); |
| configure_module_pin_mux(rgmii1_pin_mux); |
| configure_module_pin_mux(mmc0_pin_mux_sk_evm); |
| } else if (board_is_bone_lt()) { |
| if (board_is_bben()) { |
| /* SanCloud Beaglebone LT Enhanced pinmux */ |
| configure_module_pin_mux(rgmii1_pin_mux); |
| } else { |
| /* Beaglebone LT pinmux */ |
| configure_module_pin_mux(mii1_pin_mux); |
| } |
| /* Beaglebone LT pinmux */ |
| configure_module_pin_mux(mmc0_pin_mux); |
| #if defined(CONFIG_MTD_RAW_NAND) && defined(CONFIG_EMMC_BOOT) |
| configure_module_pin_mux(nand_pin_mux); |
| #elif defined(CONFIG_NOR) && defined(CONFIG_EMMC_BOOT) |
| configure_module_pin_mux(bone_norcape_pin_mux); |
| #else |
| configure_module_pin_mux(mmc1_pin_mux); |
| #endif |
| configure_module_pin_mux(i2c2_pin_mux); |
| } else if (board_is_pb()) { |
| configure_module_pin_mux(mii1_pin_mux); |
| configure_module_pin_mux(mmc0_pin_mux); |
| } else if (board_is_icev2()) { |
| configure_module_pin_mux(mmc0_pin_mux); |
| configure_module_pin_mux(gpio0_18_pin_mux); |
| configure_module_pin_mux(uart3_icev2_pin_mux); |
| configure_module_pin_mux(rmii1_pin_mux); |
| configure_module_pin_mux(spi0_pin_mux); |
| } else { |
| /* Unknown board. We might still be able to boot. */ |
| puts("Bad EEPROM or unknown board, cannot configure pinmux."); |
| } |
| } |