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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139 lines
5.3 KiB
139 lines
5.3 KiB
13 years ago
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/*
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* Freescale MX28EVK IOMUX setup
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*
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* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
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* on behalf of DENX Software Engineering GmbH
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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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#include <common.h>
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#include <config.h>
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#include <asm/io.h>
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#include <asm/arch/iomux-mx28.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/sys_proto.h>
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#define MUX_CONFIG_SSP0 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
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#define MUX_CONFIG_ENET (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
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#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
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const iomux_cfg_t iomux_setup[] = {
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/* DUART */
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MX28_PAD_PWM0__DUART_RX,
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MX28_PAD_PWM1__DUART_TX,
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/* MMC0 */
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MX28_PAD_SSP0_DATA0__SSP0_D0 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA1__SSP0_D1 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA2__SSP0_D2 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA3__SSP0_D3 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA4__SSP0_D4 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA5__SSP0_D5 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA6__SSP0_D6 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA7__SSP0_D7 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_CMD__SSP0_CMD | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT |
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(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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MX28_PAD_SSP0_SCK__SSP0_SCK |
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(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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/* write protect */
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MX28_PAD_SSP1_SCK__GPIO_2_12,
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/* MMC0 slot power enable */
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MX28_PAD_PWM3__GPIO_3_28 |
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(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
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/* FEC0 */
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MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MUX_CONFIG_ENET,
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MX28_PAD_ENET_CLK__CLKCTRL_ENET | MUX_CONFIG_ENET,
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/* FEC0 Enable */
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MX28_PAD_SSP1_DATA3__GPIO_2_15 |
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(MXS_PAD_12MA | MXS_PAD_3V3),
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/* FEC0 Reset */
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MX28_PAD_ENET0_RX_CLK__GPIO_4_13 |
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(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
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/* FEC1 */
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MX28_PAD_ENET0_COL__ENET1_TX_EN | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_CRS__ENET1_RX_EN | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_RXD2__ENET1_RXD0 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_RXD3__ENET1_RXD1 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_TXD2__ENET1_TXD0 | MUX_CONFIG_ENET,
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MX28_PAD_ENET0_TXD3__ENET1_TXD1 | MUX_CONFIG_ENET,
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/* EMI */
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MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
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};
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void board_init_ll(void)
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{
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mx28_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));
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}
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