upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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261 lines
10 KiB
261 lines
10 KiB
/*
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* mux.c
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*
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* (C) Copyright 2016
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* Heiko Schocher, DENX Software Engineering, hs@denx.de.
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*
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* Based on:
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* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/mux.h>
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#include <asm/io.h>
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#include <i2c.h>
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#include "board.h"
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static struct module_pin_mux uart0_pin_mux[] = {
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{OFFSET(uart0_rxd), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART0_RXD */
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{OFFSET(uart0_txd), (MODE(0) | PULLUDDIS)}, /* UART0_TXD */
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{OFFSET(uart0_ctsn), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART0_CTS */
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{OFFSET(uart0_rtsn), (MODE(0) | PULLUDDIS)}, /* UART0_RTS */
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{-1},
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};
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static struct module_pin_mux uart1_pin_mux[] = {
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{OFFSET(uart1_rxd), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* UART1_RXD */
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{OFFSET(uart1_txd), (MODE(0) | PULLUDDIS)}, /* UART1_TXD */
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{OFFSET(uart1_ctsn), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART1_CTS */
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{OFFSET(uart1_rtsn), (MODE(0) | PULLUDDIS)}, /* UART1_RTS */
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{-1},
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};
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static struct module_pin_mux uart2_pin_mux[] = {
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{OFFSET(spi0_sclk), (MODE(1) | PULLUDDIS | RXACTIVE)}, /* UART2_RXD */
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{OFFSET(spi0_d0), (MODE(1) | PULLUDDIS)}, /* UART2_TXD */
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{-1},
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};
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static struct module_pin_mux spi1_pin_mux[] = {
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{OFFSET(mcasp0_aclkx), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_SCLK */
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{OFFSET(mcasp0_fsx), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_D0 */
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{OFFSET(mcasp0_axr0), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_D1 */
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{OFFSET(mcasp0_ahclkr), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_CS0 */
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{-1},
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};
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static struct module_pin_mux uart4_pin_mux[] = {
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{OFFSET(gpmc_wait0), (MODE(6) | PULLUP_EN | RXACTIVE)}, /* UART4_RXD */
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{OFFSET(gpmc_wpn), (MODE(6) | PULLUP_EN)}, /* UART4_TXD */
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{-1},
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};
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static struct module_pin_mux mmc0_pin_mux[] = {
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{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT3 */
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{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT2 */
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{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT1 */
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{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT0 */
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{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */
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{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_CMD */
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{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUDDIS)}, /* MMC0_CD */
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{-1},
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};
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static struct module_pin_mux mmc1_pin_mux[] = {
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{OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
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{OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
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{OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
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{OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
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{OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
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{OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT2 */
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{OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT1 */
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{OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT0 */
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{OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUDDIS)}, /* MMC1_CLK */
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{OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CMD */
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{-1},
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};
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static struct module_pin_mux mmc2_pin_mux[] = {
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{OFFSET(gpmc_ad12), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT0 */
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{OFFSET(gpmc_ad13), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT1 */
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{OFFSET(gpmc_ad14), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT2 */
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{OFFSET(gpmc_ad15), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT3 */
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{OFFSET(gpmc_csn3), (MODE(3) | RXACTIVE | PULLUDDIS)}, /* MMC2_CMD */
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{OFFSET(gpmc_clk), (MODE(3) | RXACTIVE | PULLUDDIS)}, /* MMC2_CLK */
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{-1},
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};
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static struct module_pin_mux i2c0_pin_mux[] = {
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{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* I2C_DATA */
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{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* I2C_SCLK */
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{-1},
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};
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static struct module_pin_mux gpio0_7_pin_mux[] = {
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{OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUP_EN)}, /* GPIO0_7 */
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{-1},
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};
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static struct module_pin_mux jtag_pin_mux[] = {
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{OFFSET(xdma_event_intr0), (MODE(6) | RXACTIVE | PULLUDDIS)},
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{OFFSET(xdma_event_intr1), (MODE(6) | RXACTIVE | PULLUDDIS)},
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{OFFSET(nresetin_out), (MODE(0) | RXACTIVE | PULLUDDIS)},
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{OFFSET(nnmi), (MODE(0) | RXACTIVE | PULLUDDIS)},
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{OFFSET(tms), (MODE(0) | RXACTIVE | PULLUP_EN)},
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{OFFSET(tdi), (MODE(0) | RXACTIVE | PULLUP_EN)},
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{OFFSET(tdo), (MODE(0) | PULLUP_EN)},
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{OFFSET(tck), (MODE(0) | RXACTIVE | PULLUP_EN)},
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{OFFSET(ntrst), (MODE(0) | RXACTIVE)},
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{OFFSET(emu0), (MODE(0) | RXACTIVE | PULLUP_EN)},
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{OFFSET(emu1), (MODE(0) | RXACTIVE | PULLUP_EN)},
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{OFFSET(pmic_power_en), (MODE(0) | PULLUP_EN)},
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{OFFSET(rsvd2), (MODE(0) | PULLUP_EN)},
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{OFFSET(rtc_porz), (MODE(0) | RXACTIVE | PULLUDDIS)},
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{OFFSET(ext_wakeup), (MODE(0) | RXACTIVE)},
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{OFFSET(enz_kaldo_1p8v), (MODE(0) | RXACTIVE | PULLUDDIS)},
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{OFFSET(usb0_drvvbus), (MODE(0) | PULLUDEN)},
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{OFFSET(usb1_drvvbus), (MODE(0) | PULLUDDIS)},
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{-1},
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};
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static struct module_pin_mux gpio_pin_mux[] = {
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{OFFSET(gpmc_ad8), (MODE(7) | PULLUDDIS)}, /* gpio0[22] - LED_PWR_BL (external pull-down) */
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{OFFSET(gpmc_ad9), (MODE(7) | PULLUDDIS)}, /* gpio0[23] - LED_PWR_RD (external pull-down) */
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{OFFSET(gpmc_ad10), (MODE(7) | PULLUDDIS)}, /* gpio0[26] - LED_LAN_RD (external pull-down) */
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{OFFSET(gpmc_ad11), (MODE(7) | PULLUDDIS)}, /* gpio0[27] - #WIFI_RST (external pull-down) */
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{OFFSET(gpmc_a0), (MODE(7) | PULLUDDIS)}, /* gpio1[16] - WIFI_REGEN */
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{OFFSET(gpmc_a1), (MODE(7) | PULLUDDIS)}, /* gpio1[17] - LED_LAN_BL */
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{OFFSET(gpmc_a2), (MODE(7) | PULLUDDIS)}, /* gpio1[18] - LED_Cloud_BL */
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{OFFSET(gpmc_a3), (MODE(7) | PULLUDDIS)}, /* gpio1[19] - LED_PWM as GPIO */
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{OFFSET(gpmc_a4), (MODE(7))}, /* gpio1[20] - #eMMC_RST */
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{OFFSET(gpmc_a5), (MODE(7) | PULLUDDIS)}, /* gpio1[21] - #Z-Wave_RST */
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{OFFSET(gpmc_a6), (MODE(7) | PULLUDDIS)}, /* gpio1[22] - ENOC_RST */
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{OFFSET(gpmc_a7), (MODE(7) | PULLUP_EN)}, /* gpio1[23] - WIFI_MODE */
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{OFFSET(gpmc_a8), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[24] - #BIDCOS_RST */
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{OFFSET(gpmc_a9), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[25] - USR_BUTTON */
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{OFFSET(gpmc_a10), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[26] - #USB1_OC */
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{OFFSET(gpmc_a11), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[27] - BIDCOS_PROG */
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{OFFSET(gpmc_be1n), (MODE(7) | PULLUP_EN)}, /* gpio1[28] - ZIGBEE_PC7 */
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{OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[29] - RESET_BUTTON */
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{OFFSET(gpmc_advn_ale), (MODE(7) | PULLUDDIS)}, /* gpio2[2] - LED_Cloud_RD */
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{OFFSET(gpmc_oen_ren), (MODE(7) | PULLUDDIS | RXACTIVE)}, /* gpio2[3] - #WIFI_POR */
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{OFFSET(gpmc_wen), (MODE(7) | PULLUDDIS)}, /* gpio2[4] - N/C */
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{OFFSET(gpmc_be0n_cle), (MODE(7) | PULLUDDIS)}, /* gpio2[5] - EEPROM_WP */
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{OFFSET(lcd_data0), (MODE(7) | PULLUDDIS)}, /* gpio2[6] */
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{OFFSET(lcd_data1), (MODE(7) | PULLUDDIS)}, /* gpio2[7] */
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{OFFSET(lcd_data2), (MODE(7) | PULLUDDIS)}, /* gpio2[8] */
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{OFFSET(lcd_data3), (MODE(7) | PULLUDDIS)}, /* gpio2[9] */
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{OFFSET(lcd_data4), (MODE(7) | PULLUDDIS)}, /* gpio2[10] */
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{OFFSET(lcd_data5), (MODE(7) | PULLUDDIS)}, /* gpio2[11] */
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{OFFSET(lcd_data6), (MODE(7) | PULLUDDIS)}, /* gpio2[12] */
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{OFFSET(lcd_data7), (MODE(7) | PULLUDDIS)}, /* gpio2[13] */
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{OFFSET(lcd_data8), (MODE(7) | PULLUDDIS)}, /* gpio2[14] */
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{OFFSET(lcd_data9), (MODE(7) | PULLUDDIS)}, /* gpio2[15] */
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{OFFSET(lcd_data10), (MODE(7) | PULLUDDIS)}, /* gpio2[16] */
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{OFFSET(lcd_data11), (MODE(7) | PULLUDDIS)}, /* gpio2[17] */
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{OFFSET(lcd_data12), (MODE(7) | PULLUDDIS)}, /* gpio0[8] */
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{OFFSET(lcd_data13), (MODE(7) | PULLUDDIS)}, /* gpio0[9] */
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{OFFSET(lcd_data14), (MODE(7) | PULLUDDIS)}, /* gpio0[10] */
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{OFFSET(lcd_data15), (MODE(7) | PULLUDDIS)}, /* gpio0[11] */
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{OFFSET(lcd_vsync), (MODE(7) | PULLUDDIS)}, /* gpio2[22] */
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{OFFSET(lcd_hsync), (MODE(7) | PULLUDDIS)}, /* gpio2[23] */
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{OFFSET(lcd_pclk), (MODE(7) | PULLUDDIS)}, /* gpio2[24] */
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{OFFSET(lcd_ac_bias_en), (MODE(7) | PULLUDDIS)},/* gpio2[25] */
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{OFFSET(spi0_d1), (MODE(7) | PULLUDDIS)}, /* gpio0[4] */
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{OFFSET(spi0_cs0), (MODE(7) | PULLUDDIS)}, /* gpio0[5] */
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{OFFSET(mcasp0_aclkr), (MODE(7) | PULLUDDIS)}, /* gpio3[18] - #ZIGBEE_RST */
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{OFFSET(mcasp0_fsr), (MODE(7)) | PULLUDDIS}, /* gpio3[19] - ZIGBEE_BOOT */
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{OFFSET(mcasp0_axr1), (MODE(7) | RXACTIVE)}, /* gpio3[19] - ZIGBEE_BOOT */
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{OFFSET(mcasp0_ahclkx), (MODE(7) | RXACTIVE | PULLUP_EN)},/* gpio3[21] - ZIGBEE_PC5 */
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{-1},
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};
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static struct module_pin_mux mii1_pin_mux[] = {
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{OFFSET(mii1_col), MODE(0) | RXACTIVE},
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{OFFSET(mii1_crs), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},
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{OFFSET(mii1_txen), MODE(0)},
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{OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},
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{OFFSET(mii1_txd3), MODE(0)},
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{OFFSET(mii1_txd2), MODE(0)},
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{OFFSET(mii1_txd1), MODE(0) | RXACTIVE},
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{OFFSET(mii1_txd0), MODE(0) | RXACTIVE},
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{OFFSET(mii1_txclk), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxclk), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxd3), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxd2), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxd1), MODE(0) | RXACTIVE},
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{OFFSET(mii1_rxd0), MODE(0) | RXACTIVE},
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{OFFSET(rmii1_refclk), MODE(7) | RXACTIVE},
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{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},
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{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},
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{-1},
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};
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static struct module_pin_mux pwm_pin_mux[] = {
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{OFFSET(gpmc_a3), (MODE(6) | PULLUDDIS)},
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{-1},
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};
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void enable_uart0_pin_mux(void)
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{
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configure_module_pin_mux(uart0_pin_mux);
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}
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void enable_uart1_pin_mux(void)
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{
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configure_module_pin_mux(uart1_pin_mux);
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}
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void enable_uart2_pin_mux(void)
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{
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configure_module_pin_mux(uart2_pin_mux);
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}
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void enable_uart3_pin_mux(void)
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{
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}
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void enable_uart4_pin_mux(void)
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{
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configure_module_pin_mux(uart4_pin_mux);
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}
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void enable_uart5_pin_mux(void)
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{
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}
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void enable_i2c0_pin_mux(void)
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{
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configure_module_pin_mux(i2c0_pin_mux);
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}
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void enable_shc_board_pwm_pin_mux(void)
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{
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configure_module_pin_mux(pwm_pin_mux);
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}
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void enable_shc_board_pin_mux(void)
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{
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/* Do board-specific muxes. */
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if (board_is_c3_sample() || board_is_series()) {
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configure_module_pin_mux(mii1_pin_mux);
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configure_module_pin_mux(mmc0_pin_mux);
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configure_module_pin_mux(mmc1_pin_mux);
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configure_module_pin_mux(mmc2_pin_mux);
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configure_module_pin_mux(i2c0_pin_mux);
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configure_module_pin_mux(gpio0_7_pin_mux);
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configure_module_pin_mux(gpio_pin_mux);
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configure_module_pin_mux(uart1_pin_mux);
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configure_module_pin_mux(uart2_pin_mux);
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configure_module_pin_mux(uart4_pin_mux);
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configure_module_pin_mux(spi1_pin_mux);
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configure_module_pin_mux(jtag_pin_mux);
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} else {
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puts("Unknown board, cannot configure pinmux.");
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hang();
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}
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}
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