mx6qsabresd is a board based on mx6q SoC with the following features: - 1GB of DDR3 - 1 USB OTG port - 1 HDMI output port - SPI NOR - LVDS panel - Gigabit Ethernet - Camera Connector - eMMC and SD card slot - Audio
Add very basic support for it.
Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- MAINTAINERS | 1 + board/freescale/mx6qsabresd/Makefile | 37 +++++++ board/freescale/mx6qsabresd/mx6qsabresd.c | 118 ++++++++++++++++++++ boards.cfg | 1 + include/configs/mx6qsabresd.h | 171 +++++++++++++++++++++++++++++ 5 files changed, 328 insertions(+) create mode 100644 board/freescale/mx6qsabresd/Makefile create mode 100644 board/freescale/mx6qsabresd/mx6qsabresd.c create mode 100644 include/configs/mx6qsabresd.h
diff --git a/MAINTAINERS b/MAINTAINERS index 4aabcff..130d0cc 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -654,6 +654,7 @@ Fabio Estevam fabio.estevam@freescale.com mx31pdk i.MX31 mx53ard i.MX53 mx53smd i.MX53 + mx6qsabresd i.MX6Q
Daniel Gorsulowski daniel.gorsulowski@esd.eu
diff --git a/board/freescale/mx6qsabresd/Makefile b/board/freescale/mx6qsabresd/Makefile new file mode 100644 index 0000000..477bc3a --- /dev/null +++ b/board/freescale/mx6qsabresd/Makefile @@ -0,0 +1,37 @@ +# +# Copyright (C) 2007, Guennadi Liakhovetski lg@denx.de +# +# (C) Copyright 2011 Freescale Semiconductor, Inc. +# +# 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; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := mx6qsabresd.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mx6qsabresd/mx6qsabresd.c b/board/freescale/mx6qsabresd/mx6qsabresd.c new file mode 100644 index 0000000..1020227 --- /dev/null +++ b/board/freescale/mx6qsabresd/mx6qsabresd.c @@ -0,0 +1,118 @@ +/* + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * + * Author: Fabio Estevam fabio.estevam@freescale.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; 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/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6x_pins.h> +#include <asm/errno.h> +#include <asm/gpio.h> +#include <asm/imx-common/iomux-v3.h> +#include <mmc.h> +#include <fsl_esdhc.h> +#include <miiphy.h> +#include <netdev.h> +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +iomux_v3_cfg_t uart1_pads[] = { + MX6Q_PAD_CSI0_DAT10__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6Q_PAD_CSI0_DAT11__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +iomux_v3_cfg_t usdhc3_pads[] = { + MX6Q_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6Q_PAD_NANDF_D0__GPIO_2_0 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg usdhc_cfg[1] = { + {USDHC3_BASE_ADDR}, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + gpio_direction_input(IMX_GPIO_NR(2, 0)); + return !gpio_get_value(IMX_GPIO_NR(2, 0)); +} + +int board_mmc_init(bd_t *bis) +{ + imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); + + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); +} +#endif + +u32 get_board_rev(void) +{ + return 0x63000; +} + +int board_early_init_f(void) +{ + setup_iomux_uart(); + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + return 0; +} + +int checkboard(void) +{ + puts("Board: MX6Q-SabreSD\n"); + + return 0; +} diff --git a/boards.cfg b/boards.cfg index a3bec35..da0ed85 100644 --- a/boards.cfg +++ b/boards.cfg @@ -232,6 +232,7 @@ ima3-mx53 arm armv7 ima3-mx53 esg vision2 arm armv7 vision2 ttcontrol mx5 vision2:IMX_CONFIG=board/ttcontrol/vision2/imximage_hynix.cfg mx6qarm2 arm armv7 mx6qarm2 freescale mx6 mx6qarm2:IMX_CONFIG=arch/arm/imx-common/ddr/mx6q_ddr3.cfg mx6qsabrelite arm armv7 mx6qsabrelite freescale mx6 mx6qsabrelite:IMX_CONFIG=arch/arm/imx-common/ddr/mx6q_ddr3.cfg +mx6qsabresd arm armv7 mx6qsabresd freescale mx6 mx6qsabresd:IMX_CONFIG=arch/arm/imx-common/ddr/mx6q_ddr3.cfg cm_t35 arm armv7 cm_t35 - omap3 omap3_overo arm armv7 overo - omap3 omap3_pandora arm armv7 pandora - omap3 diff --git a/include/configs/mx6qsabresd.h b/include/configs/mx6qsabresd.h new file mode 100644 index 0000000..f4ba9c3 --- /dev/null +++ b/include/configs/mx6qsabresd.h @@ -0,0 +1,171 @@ +/* + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * + * Configuration settings for the Freescale i.MX6Q SabreSD board. + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MX6Q +#define CONFIG_SYS_MX6_HCLK 24000000 +#define CONFIG_SYS_MX6_CLK32 32768 +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO + +#define CONFIG_MACH_TYPE 3980 + +#include <asm/arch/imx-regs.h> + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_REVISION_TAG + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN CONFIG_ENV_SIZE + +#define CONFIG_ARCH_CPU_INIT +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_MXC_GPIO + +#define CONFIG_MXC_UART +#define CONFIG_MXC_UART_BASE UART1_BASE + +/* MMC Configs */ +#define CONFIG_FSL_ESDHC +#define CONFIG_FSL_USDHC +#define CONFIG_SYS_FSL_ESDHC_ADDR 0 +#define CONFIG_SYS_FSL_USDHC_NUM 2 + +#define CONFIG_MMC +#define CONFIG_CMD_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#define CONFIG_DOS_PARTITION + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} + +/* Command definition */ +#include <config_cmd_default.h> + +#undef CONFIG_CMD_IMLS + +#define CONFIG_BOOTDELAY 3 + +#define CONFIG_LOADADDR 0x10800000 +#define CONFIG_SYS_TEXT_BASE 0x17800000 + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "script=boot.scr\0" \ + "uimage=uImage\0" \ + "console=ttymxc0\0" \ + "fdt_high=0xffffffff\0" \ + "initrd_high=0xffffffff\0" \ + "mmcdev=0\0" \ + "mmcpart=2\0" \ + "mmcroot=/dev/mmcblk0p3 rootwait rw\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} ${uimage}\0" \ + "mmcboot=echo Booting from mmc ...; " \ + "run mmcargs; " \ + "bootm\0" \ + "netargs=setenv bootargs console=${console},${baudrate} " \ + "root=/dev/nfs " \ + "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ + "netboot=echo Booting from net ...; " \ + "run netargs; " \ + "dhcp ${uimage}; bootm\0" \ + +#define CONFIG_BOOTCOMMAND \ + "mmc dev ${mmcdev};" \ + "if mmc rescan ${mmcdev}; then " \ + "if run loadbootscript; then " \ + "run bootscript; " \ + "else " \ + "if run loaduimage; then " \ + "run mmcboot; " \ + "else run netboot; " \ + "fi; " \ + "fi; " \ + "else run netboot; fi" + +#define CONFIG_ARP_TIMEOUT 200UL + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " +#define CONFIG_SYS_PROMPT "MX6QSABRESD U-Boot > " +#define CONFIG_AUTO_COMPLETE +#define CONFIG_SYS_CBSIZE 256 + +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +#define CONFIG_SYS_MEMTEST_START 0x10000000 +#define CONFIG_SYS_MEMTEST_END 0x10010000 + +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR +#define CONFIG_SYS_HZ 1000 + +#define CONFIG_CMDLINE_EDITING +#define CONFIG_STACKSIZE (128 * 1024) + +/* Physical Memory Map */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR +#define PHYS_SDRAM_SIZE (1u * 1024 * 1024 * 1024) + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM +#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE + +#define CONFIG_SYS_INIT_SP_OFFSET \ + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) + +/* FLASH and environment organization */ +#define CONFIG_SYS_NO_FLASH + +#define CONFIG_ENV_SIZE (8 * 1024) + +#define CONFIG_ENV_IS_IN_MMC + +#if defined(CONFIG_ENV_IS_IN_MMC) +#define CONFIG_ENV_OFFSET (6 * 64 * 1024) +#define CONFIG_SYS_MMC_ENV_DEV 0 +#endif + +#define CONFIG_OF_LIBFDT + +#define CONFIG_SYS_DCACHE_OFF + +#ifndef CONFIG_SYS_DCACHE_OFF +#define CONFIG_CMD_CACHE +#endif + +#endif /* __CONFIG_H */