mirror of
https://github.com/u-boot/u-boot.git
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mx23evk: Add initial board support
The following features are supported: * 128 MB DDR1 SDRAM * DUART * SD/MMC Card Socket Signed-off-by: Otavio Salvador <otavio@ossystems.com.br> Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
This commit is contained in:
Otavio Salvador
Stefano Babic
parent
38fc15d86c
commit
81ca840976
@ -947,6 +947,10 @@ Matt Waddel <matt.waddel@linaro.org>
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ca9x4_ct_vxp ARM ARMV7 (Quad Core)
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Otavio Salvador <otavio@ossystems.com.br>
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mx23evk i.MX23
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Prafulla Wadaskar <prafulla@marvell.com>
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aspenite ARM926EJS (ARMADA100 88AP168 SoC)
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47
board/freescale/mx23evk/Makefile
Normal file
47
board/freescale/mx23evk/Makefile
Normal file
@ -0,0 +1,47 @@
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#
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# (C) Copyright 2000-2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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 $(TOPDIR)/config.mk
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LIB = $(obj)lib$(BOARD).o
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ifndef CONFIG_SPL_BUILD
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COBJS := mx23evk.o
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else
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COBJS := spl_boot.o
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endif
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SRCS := $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS))
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$(LIB): $(obj).depend $(OBJS)
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$(call cmd_link_o_target, $(OBJS))
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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83
board/freescale/mx23evk/mx23evk.c
Normal file
83
board/freescale/mx23evk/mx23evk.c
Normal file
@ -0,0 +1,83 @@
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/*
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* Freescale MX23EVK board
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*
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* (C) Copyright 2013 O.S. Systems Software LTDA.
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*
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* Author: Otavio Salvador <otavio@ossystems.com.br>
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*
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* Based on m28evk.c:
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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 <asm/gpio.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/iomux-mx23.h>
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#include <asm/arch/sys_proto.h>
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DECLARE_GLOBAL_DATA_PTR;
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/*
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* Functions
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*/
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int board_early_init_f(void)
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{
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/* IO0 clock at 480MHz */
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mxs_set_ioclk(MXC_IOCLK0, 480000);
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/* SSP0 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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return 0;
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}
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int dram_init(void)
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{
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return mxs_dram_init();
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}
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int board_init(void)
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{
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/* Adress of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
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return 0;
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}
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#ifdef CONFIG_CMD_MMC
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static int mx23evk_mmc_wp(int id)
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{
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if (id != 0) {
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printf("MXS MMC: Invalid card selected (card id = %d)\n", id);
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return 1;
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}
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return gpio_get_value(MX23_PAD_PWM4__GPIO_1_30);
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}
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int board_mmc_init(bd_t *bis)
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{
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/* Configure WP as input */
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gpio_direction_input(MX23_PAD_PWM4__GPIO_1_30);
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/* Configure MMC0 Power Enable */
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gpio_direction_output(MX23_PAD_PWM3__GPIO_1_29, 0);
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return mxsmmc_initialize(bis, 0, mx23evk_mmc_wp, NULL);
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}
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#endif
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104
board/freescale/mx23evk/spl_boot.c
Normal file
104
board/freescale/mx23evk/spl_boot.c
Normal file
@ -0,0 +1,104 @@
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/*
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* Freescale MX23EVK Boot 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-mx23.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_SSP1 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
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#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_16MA | MXS_PAD_PULLUP)
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const iomux_cfg_t iomux_setup[] = {
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/* DUART */
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MX23_PAD_PWM0__DUART_RX,
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MX23_PAD_PWM1__DUART_TX,
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/* EMI */
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MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
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MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
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MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
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MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
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/* MMC 0 */
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MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP1,
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MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP1,
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MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP1,
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MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP1,
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MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP1,
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MX23_PAD_SSP1_DETECT__SSP1_DETECT | MUX_CONFIG_SSP1,
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(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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MX23_PAD_SSP1_SCK__SSP1_SCK |
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(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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/* Write Protect Pin */
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MX23_PAD_PWM4__GPIO_1_30 |
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(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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/* Slot Power Enable */
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MX23_PAD_PWM3__GPIO_1_29 |
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(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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};
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void board_init_ll(void)
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{
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mxs_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));
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}
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@ -193,6 +193,7 @@ imx27lite arm arm926ejs imx27lite logicpd
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magnesium arm arm926ejs imx27lite logicpd mx27
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mx23_olinuxino arm arm926ejs mx23_olinuxino olimex mxs mx23_olinuxino
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apx4devkit arm arm926ejs apx4devkit bluegiga mxs apx4devkit
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mx23evk arm arm926ejs mx23evk freescale mxs mx23evk
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m28evk arm arm926ejs m28evk denx mxs m28evk
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mx28evk arm arm926ejs mx28evk freescale mxs mx28evk
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sc_sps_1 arm arm926ejs sc_sps_1 schulercontrol mxs
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202
include/configs/mx23evk.h
Normal file
202
include/configs/mx23evk.h
Normal file
@ -0,0 +1,202 @@
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/*
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* Freescale i.MX23 EVK board config
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*
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* Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br>
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* on behalf of O.S. Systems Software LTDA.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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, MA 02111-1307 USA
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*
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*/
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#ifndef __MX23EVK_CONFIG_H__
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#define __MX23EVK_CONFIG_H__
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/* SoC configurations */
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#define CONFIG_MX23 /* i.MX23 SoC */
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#include <asm/arch/regs-base.h>
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#define CONFIG_MXS_GPIO /* GPIO control */
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#define CONFIG_SYS_HZ 1000 /* Ticks per second */
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#define CONFIG_MACH_TYPE MACH_TYPE_MX23EVK
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_SYS_ICACHE_OFF
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#define CONFIG_SYS_DCACHE_OFF
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#define CONFIG_BOARD_EARLY_INIT_F
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#define CONFIG_ARCH_MISC_INIT
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/* SPL */
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#define CONFIG_SPL
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#define CONFIG_SPL_NO_CPU_SUPPORT_CODE
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#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
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#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_GPIO_SUPPORT
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/* U-Boot Commands */
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#include <config_cmd_default.h>
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#undef CONFIG_CMD_NET
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#undef CONFIG_CMD_NFS
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_DOS_PARTITION
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_EXT2
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_GPIO
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#define CONFIG_CMD_MMC
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#define CONFIG_CMD_BOOTZ
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/* Memory configurations */
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#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x40000000 /* Base address */
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#define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
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#define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */
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#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
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#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
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#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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/* Point initial SP in SRAM so SPL can use it too. */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
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#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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/*
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* We need to sacrifice first 4 bytes of RAM here to avoid triggering some
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* strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
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* binary. In case there was more of this mess, 0x100 bytes are skipped.
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*/
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#define CONFIG_SYS_TEXT_BASE 0x40000100
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#define CONFIG_ENV_OVERWRITE
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/* U-Boot general configurations */
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_SYS_PROMPT "=> "
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O buffer size */
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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/* Print buffer size */
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#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/* Boot argument buffer size */
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#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
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#define CONFIG_AUTO_COMPLETE /* Command auto complete */
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#define CONFIG_CMDLINE_EDITING /* Command history etc */
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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/* Serial Driver */
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#define CONFIG_PL011_SERIAL
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#define CONFIG_PL011_CLOCK 24000000
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#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
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#define CONFIG_CONS_INDEX 0
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#define CONFIG_BAUDRATE 115200 /* Default baud rate */
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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/* DMA */
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#define CONFIG_APBH_DMA
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/* MMC Driver */
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#ifdef CONFIG_CMD_MMC
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#define CONFIG_MMC
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#define CONFIG_GENERIC_MMC
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#define CONFIG_BOUNCE_BUFFER
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#define CONFIG_MXS_MMC
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#endif
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/* Boot Linux */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_BOOTDELAY 1
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#define CONFIG_BOOTFILE "uImage"
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#define CONFIG_LOADADDR 0x42000000
|
||||
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
|
||||
#define CONFIG_OF_LIBFDT
|
||||
|
||||
/* Environment */
|
||||
#define CONFIG_ENV_IS_IN_MMC
|
||||
#ifdef CONFIG_ENV_IS_IN_MMC
|
||||
#define CONFIG_ENV_OFFSET (256 * 1024)
|
||||
#define CONFIG_ENV_SIZE (16 * 1024)
|
||||
#define CONFIG_SYS_MMC_ENV_DEV 0
|
||||
#endif
|
||||
|
||||
/* Extra Environments */
|
||||
#define CONFIG_EXTRA_ENV_SETTINGS \
|
||||
"update_sd_firmware_filename=u-boot.sd\0" \
|
||||
"update_sd_firmware=" /* Update the SD firmware partition */ \
|
||||
"if mmc rescan ; then " \
|
||||
"if tftp ${update_sd_firmware_filename} ; then " \
|
||||
"setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
|
||||
"setexpr fw_sz ${fw_sz} + 1 ; " \
|
||||
"mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
|
||||
"fi ; " \
|
||||
"fi\0" \
|
||||
"script=boot.scr\0" \
|
||||
"uimage=uImage\0" \
|
||||
"console=ttyAMA0\0" \
|
||||
"fdt_file=imx23-evk.dtb\0" \
|
||||
"fdt_addr=0x41000000\0" \
|
||||
"boot_fdt=try\0" \
|
||||
"mmcdev=0\0" \
|
||||
"mmcpart=2\0" \
|
||||
"mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
|
||||
"mmcargs=setenv bootargs console=${console},${baudrate} " \
|
||||
"root=${mmcroot}\0" \
|
||||
"loadbootscript=" \
|
||||
"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
|
||||
"bootscript=echo Running bootscript from mmc ...; " \
|
||||
"source\0" \
|
||||
"loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
|
||||
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
|
||||
"mmcboot=echo Booting from mmc ...; " \
|
||||
"run mmcargs; " \
|
||||
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
|
||||
"if run loadfdt; then " \
|
||||
"bootm ${loadaddr} - ${fdt_addr}; " \
|
||||
"else " \
|
||||
"if test ${boot_fdt} = try; then " \
|
||||
"bootm; " \
|
||||
"else " \
|
||||
"echo WARN: Cannot load the DT; " \
|
||||
"fi; " \
|
||||
"fi; " \
|
||||
"else " \
|
||||
"bootm; " \
|
||||
"fi;\0"
|
||||
|
||||
#define CONFIG_BOOTCOMMAND \
|
||||
"mmc dev ${mmcdev}; if mmc rescan; then " \
|
||||
"if run loadbootscript; then " \
|
||||
"run bootscript; " \
|
||||
"else " \
|
||||
"if run loaduimage; then " \
|
||||
"run mmcboot; " \
|
||||
"else " \
|
||||
"echo ERR: Fail to boot from MMC; " \
|
||||
"fi; " \
|
||||
"fi; " \
|
||||
"else exit; fi"
|
||||
|
||||
#endif /* __MX23EVK_CONFIG_H__ */
|
||||
Loading…
Reference in New Issue
Block a user