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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137 lines
4.6 KiB
137 lines
4.6 KiB
/*
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* Copyright (C) 2006 Atmel Corporation
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/arch/gpio.h>
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/*
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* Lots of small functions here. We depend on --gc-sections getting
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* rid of the ones we don't need.
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*/
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void gpio_enable_ebi(void)
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{
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#ifdef CFG_HSDRAMC
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#ifndef CFG_SDRAM_16BIT
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gpio_select_periph_A(GPIO_PIN_PE0, 0);
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gpio_select_periph_A(GPIO_PIN_PE1, 0);
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gpio_select_periph_A(GPIO_PIN_PE2, 0);
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gpio_select_periph_A(GPIO_PIN_PE3, 0);
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gpio_select_periph_A(GPIO_PIN_PE4, 0);
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gpio_select_periph_A(GPIO_PIN_PE5, 0);
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gpio_select_periph_A(GPIO_PIN_PE6, 0);
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gpio_select_periph_A(GPIO_PIN_PE7, 0);
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gpio_select_periph_A(GPIO_PIN_PE8, 0);
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gpio_select_periph_A(GPIO_PIN_PE9, 0);
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gpio_select_periph_A(GPIO_PIN_PE10, 0);
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gpio_select_periph_A(GPIO_PIN_PE11, 0);
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gpio_select_periph_A(GPIO_PIN_PE12, 0);
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gpio_select_periph_A(GPIO_PIN_PE13, 0);
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gpio_select_periph_A(GPIO_PIN_PE14, 0);
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gpio_select_periph_A(GPIO_PIN_PE15, 0);
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#endif
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gpio_select_periph_A(GPIO_PIN_PE26, 0);
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#endif
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}
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void gpio_enable_usart0(void)
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{
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gpio_select_periph_B(GPIO_PIN_PA8, 0);
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gpio_select_periph_B(GPIO_PIN_PA9, 0);
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}
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void gpio_enable_usart1(void)
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{
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gpio_select_periph_A(GPIO_PIN_PA17, 0);
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gpio_select_periph_A(GPIO_PIN_PA18, 0);
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}
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void gpio_enable_usart2(void)
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{
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gpio_select_periph_B(GPIO_PIN_PB26, 0);
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gpio_select_periph_B(GPIO_PIN_PB27, 0);
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}
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void gpio_enable_usart3(void)
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{
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gpio_select_periph_B(GPIO_PIN_PB18, 0);
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gpio_select_periph_B(GPIO_PIN_PB19, 0);
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}
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void gpio_enable_macb0(void)
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{
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gpio_select_periph_A(GPIO_PIN_PC3, 0); /* TXD0 */
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gpio_select_periph_A(GPIO_PIN_PC4, 0); /* TXD1 */
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gpio_select_periph_A(GPIO_PIN_PC7, 0); /* TXEN */
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gpio_select_periph_A(GPIO_PIN_PC8, 0); /* TXCK */
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gpio_select_periph_A(GPIO_PIN_PC9, 0); /* RXD0 */
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gpio_select_periph_A(GPIO_PIN_PC10, 0); /* RXD1 */
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gpio_select_periph_A(GPIO_PIN_PC13, 0); /* RXER */
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gpio_select_periph_A(GPIO_PIN_PC15, 0); /* RXDV */
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gpio_select_periph_A(GPIO_PIN_PC16, 0); /* MDC */
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gpio_select_periph_A(GPIO_PIN_PC17, 0); /* MDIO */
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#if !defined(CONFIG_RMII)
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gpio_select_periph_A(GPIO_PIN_PC0, 0); /* COL */
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gpio_select_periph_A(GPIO_PIN_PC1, 0); /* CRS */
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gpio_select_periph_A(GPIO_PIN_PC2, 0); /* TXER */
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gpio_select_periph_A(GPIO_PIN_PC5, 0); /* TXD2 */
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gpio_select_periph_A(GPIO_PIN_PC6, 0); /* TXD3 */
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gpio_select_periph_A(GPIO_PIN_PC11, 0); /* RXD2 */
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gpio_select_periph_A(GPIO_PIN_PC12, 0); /* RXD3 */
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gpio_select_periph_A(GPIO_PIN_PC14, 0); /* RXCK */
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gpio_select_periph_A(GPIO_PIN_PC18, 0); /* SPD */
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#endif
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}
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void gpio_enable_macb1(void)
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{
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gpio_select_periph_B(GPIO_PIN_PD13, 0); /* TXD0 */
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gpio_select_periph_B(GPIO_PIN_PD14, 0); /* TXD1 */
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gpio_select_periph_B(GPIO_PIN_PD11, 0); /* TXEN */
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gpio_select_periph_B(GPIO_PIN_PD12, 0); /* TXCK */
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gpio_select_periph_B(GPIO_PIN_PD10, 0); /* RXD0 */
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gpio_select_periph_B(GPIO_PIN_PD6, 0); /* RXD1 */
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gpio_select_periph_B(GPIO_PIN_PD5, 0); /* RXER */
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gpio_select_periph_B(GPIO_PIN_PD4, 0); /* RXDV */
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gpio_select_periph_B(GPIO_PIN_PD3, 0); /* MDC */
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gpio_select_periph_B(GPIO_PIN_PD2, 0); /* MDIO */
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#if !defined(CONFIG_RMII)
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gpio_select_periph_B(GPIO_PIN_PC19, 0); /* COL */
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gpio_select_periph_B(GPIO_PIN_PC23, 0); /* CRS */
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gpio_select_periph_B(GPIO_PIN_PC26, 0); /* TXER */
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gpio_select_periph_B(GPIO_PIN_PC27, 0); /* TXD2 */
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gpio_select_periph_B(GPIO_PIN_PC28, 0); /* TXD3 */
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gpio_select_periph_B(GPIO_PIN_PC29, 0); /* RXD2 */
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gpio_select_periph_B(GPIO_PIN_PC30, 0); /* RXD3 */
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gpio_select_periph_B(GPIO_PIN_PC24, 0); /* RXCK */
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gpio_select_periph_B(GPIO_PIN_PD15, 0); /* SPD */
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#endif
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}
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void gpio_enable_mmci(void)
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{
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gpio_select_periph_A(GPIO_PIN_PA10, 0); /* CLK */
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gpio_select_periph_A(GPIO_PIN_PA11, 0); /* CMD */
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gpio_select_periph_A(GPIO_PIN_PA12, 0); /* DATA0 */
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gpio_select_periph_A(GPIO_PIN_PA13, 0); /* DATA1 */
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gpio_select_periph_A(GPIO_PIN_PA14, 0); /* DATA2 */
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gpio_select_periph_A(GPIO_PIN_PA15, 0); /* DATA3 */
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}
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