* [U-Boot] [PATCH v2 2/2] mx6: Add basic support for mx6qsabresd board.
2012-09-13 13:18 [U-Boot] [PATCH v2 1/2] mx6q: Factor out common DDR3 init code Fabio Estevam
@ 2012-09-13 13:18 ` Fabio Estevam
2012-09-17 11:12 ` [U-Boot] [PATCH v2 1/2] mx6q: Factor out common DDR3 init code Stefano Babic
1 sibling, 0 replies; 3+ messages in thread
From: Fabio Estevam @ 2012-09-13 13:18 UTC (permalink / raw)
To: u-boot
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>
---
Changes since v1:
- Remove CONFIG_SYS_BAUDRATE_TABLE
MAINTAINERS | 1 +
board/freescale/mx6qsabresd/Makefile | 41 +++++++
board/freescale/mx6qsabresd/mx6qsabresd.c | 118 ++++++++++++++++++++
boards.cfg | 1 +
include/configs/mx6qsabresd.h | 170 +++++++++++++++++++++++++++++
5 files changed, 331 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..5693772
--- /dev/null
+++ b/board/freescale/mx6qsabresd/Makefile
@@ -0,0 +1,41 @@
+#
+# 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.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS := mx6qsabresd.o
+
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# 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..c86b51b
--- /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 c6b1dec..7e22ba3 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=board/freescale/mx6qarm2/imximage.cfg
mx6qsabrelite arm armv7 mx6qsabrelite freescale mx6 mx6qsabrelite:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
+mx6qsabresd arm armv7 mx6qsabresd freescale mx6 mx6qsabresd:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.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..448ce28
--- /dev/null
+++ b/include/configs/mx6qsabresd.h
@@ -0,0 +1,170 @@
+/*
+ * 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
+
+/* 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 */
--
1.7.9.5
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