[PATCH 1/1 v2] ARM: i.MX31: Add support for mx31moboard board
Sascha Hauer
s.hauer at pengutronix.de
Mon Mar 3 03:09:35 EST 2014
On Fri, Feb 28, 2014 at 05:27:59PM +0100, Philippe Rétornaz wrote:
> The mx31moboard is used on the marXbot, Eyebot and Footbot robot.
>
> Signed-off-by: Philippe Rétornaz <philippe.retornaz at epfl.ch>
Applied, thanks
Sascha
> ---
> arch/arm/boards/Makefile | 1 +
> arch/arm/boards/mx31moboard/Makefile | 20 ++
> arch/arm/boards/mx31moboard/env/boot/nor | 9 +
> arch/arm/boards/mx31moboard/env/boot/sd | 8 +
> arch/arm/boards/mx31moboard/env/boot/usbmsd | 8 +
> arch/arm/boards/mx31moboard/env/config-board | 7 +
> arch/arm/boards/mx31moboard/env/init/mtdparts-nor | 11 +
> arch/arm/boards/mx31moboard/lowlevel.c | 114 +++++++++
> arch/arm/boards/mx31moboard/mx31moboard.c | 259 +++++++++++++++++++++
> arch/arm/boards/mx31moboard/mx31moboard.dox | 10 +
> arch/arm/mach-imx/Kconfig | 11 +
> 11 files changed, 458 insertions(+)
> create mode 100644 arch/arm/boards/mx31moboard/Makefile
> create mode 100644 arch/arm/boards/mx31moboard/env/boot/nor
> create mode 100644 arch/arm/boards/mx31moboard/env/boot/sd
> create mode 100644 arch/arm/boards/mx31moboard/env/boot/usbmsd
> create mode 100644 arch/arm/boards/mx31moboard/env/config-board
> create mode 100644 arch/arm/boards/mx31moboard/env/init/mtdparts-nor
> create mode 100644 arch/arm/boards/mx31moboard/lowlevel.c
> create mode 100644 arch/arm/boards/mx31moboard/mx31moboard.c
> create mode 100644 arch/arm/boards/mx31moboard/mx31moboard.dox
>
> diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
> index ffd6bb3..0d8c9cf 100644
> --- a/arch/arm/boards/Makefile
> +++ b/arch/arm/boards/Makefile
> @@ -51,6 +51,7 @@ obj-$(CONFIG_MACH_MIOA701) += mioa701/
> obj-$(CONFIG_MACH_MMCCPU) += mmccpu/
> obj-$(CONFIG_MACH_MX23EVK) += freescale-mx23-evk/
> obj-$(CONFIG_MACH_MX28EVK) += freescale-mx28-evk/
> +obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard/
> obj-$(CONFIG_MACH_MX6Q_ARM2) += freescale-mx6-arm2/
> obj-$(CONFIG_MACH_NESO) += guf-neso/
> obj-$(CONFIG_MACH_NOMADIK_8815NHK) += nhk8815/
> diff --git a/arch/arm/boards/mx31moboard/Makefile b/arch/arm/boards/mx31moboard/Makefile
> new file mode 100644
> index 0000000..83a6016
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/Makefile
> @@ -0,0 +1,20 @@
> +#
> +# (C) Copyright 2007 Juergen Beisert <jbe at pengutronix.de>
> +#
> +# 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.
> +#
> +#
> +
> +lwl-y += lowlevel.o
> +obj-y += mx31moboard.o
> diff --git a/arch/arm/boards/mx31moboard/env/boot/nor b/arch/arm/boards/mx31moboard/env/boot/nor
> new file mode 100644
> index 0000000..e36655c
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/env/boot/nor
> @@ -0,0 +1,9 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + boot-menu-add-entry "$0" "NOR Flash"
> + exit
> +fi
> +
> +global.bootm.image="/dev/nor0.kernel"
> +global.linux.bootargs.dyn.root="root=/dev/mtdblock3 ro"
> diff --git a/arch/arm/boards/mx31moboard/env/boot/sd b/arch/arm/boards/mx31moboard/env/boot/sd
> new file mode 100644
> index 0000000..16e734d
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/env/boot/sd
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + boot-menu-add-entry "$0" "SD Boot"
> + exit
> +fi
> +
> +boot mci0
> diff --git a/arch/arm/boards/mx31moboard/env/boot/usbmsd b/arch/arm/boards/mx31moboard/env/boot/usbmsd
> new file mode 100644
> index 0000000..6a16d3e
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/env/boot/usbmsd
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + boot-menu-add-entry "$0" "USB Boot"
> + exit
> +fi
> +
> +boot ehci0
> diff --git a/arch/arm/boards/mx31moboard/env/config-board b/arch/arm/boards/mx31moboard/env/config-board
> new file mode 100644
> index 0000000..f67b333
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/env/config-board
> @@ -0,0 +1,7 @@
> +#!/bin/sh
> +
> +# board defaults, do not change in running system. Change /env/config
> +# instead
> +
> +global.boot.default="usbmsd sd nor"
> +global.linux.bootargs.base="console=ttymxc0,921600"
> diff --git a/arch/arm/boards/mx31moboard/env/init/mtdparts-nor b/arch/arm/boards/mx31moboard/env/init/mtdparts-nor
> new file mode 100644
> index 0000000..f09a9cc
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/env/init/mtdparts-nor
> @@ -0,0 +1,11 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "NOR partitions"
> + exit
> +fi
> +
> +mtdparts="512k(nor0.barebox)ro,256k(nor0.bareboxenv),4M(nor0.kernel),-(nor0.root)"
> +kernelname="physmap-flash.0"
> +
> +mtdparts-add -d nor0 -k ${kernelname} -p ${mtdparts}
> diff --git a/arch/arm/boards/mx31moboard/lowlevel.c b/arch/arm/boards/mx31moboard/lowlevel.c
> new file mode 100644
> index 0000000..e9ffb74
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/lowlevel.c
> @@ -0,0 +1,114 @@
> +/*
> + *
> + * (c) 2007 Pengutronix, Sascha Hauer <s.hauer at pengutronix.de>
> + * (c) 2014 EPFL, Philippe Rétornaz <philippe.retornaz at epfl.ch>
> + *
> + * 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 <init.h>
> +#include <io.h>
> +#include <asm/barebox-arm.h>
> +#include <asm/system.h>
> +#include <asm-generic/memory_layout.h>
> +#include <asm-generic/sections.h>
> +#include <asm/barebox-arm-head.h>
> +#include <mach/imx31-regs.h>
> +#include <mach/imx-pll.h>
> +#include <asm/barebox-arm-head.h>
> +#include <mach/esdctl.h>
> +
> +static noinline __noreturn void mx31moboard_startup(void)
> +{
> + uint32_t r;
> + volatile int c;
> +
> + /* Enable IPU Display interface */
> + writel(1 << 6, MX31_IPU_CTRL_BASE_ADDR);
> +
> + writel(0x074B0BF5, MX31_CCM_BASE_ADDR + MX31_CCM_CCMR);
> +
> + for (c = 0; c < 0x4000; c++) ;
> +
> + writel(0x074B0BF5 | MX31_CCMR_MPE, MX31_CCM_BASE_ADDR +
> + MX31_CCM_CCMR);
> + writel((0x074B0BF5 | MX31_CCMR_MPE) & ~MX31_CCMR_MDS,
> + MX31_CCM_BASE_ADDR + MX31_CCM_CCMR);
> +
> + writel(MX31_PDR0_CSI_PODF(0x1ff) | \
> + MX31_PDR0_PER_PODF(7) | \
> + MX31_PDR0_HSP_PODF(3) | \
> + MX31_PDR0_NFC_PODF(5) | \
> + MX31_PDR0_IPG_PODF(1) | \
> + MX31_PDR0_MAX_PODF(3) | \
> + MX31_PDR0_MCU_PODF(0), \
> + MX31_CCM_BASE_ADDR + MX31_CCM_PDR0);
> +
> + writel(IMX_PLL_PD(0) | IMX_PLL_MFD(0x33) |
> + IMX_PLL_MFI(0xa) | IMX_PLL_MFN(0x0C),
> + MX31_CCM_BASE_ADDR + MX31_CCM_MPCTL);
> + writel(IMX_PLL_PD(1) | IMX_PLL_MFD(0x43) | IMX_PLL_MFI(12) |
> + IMX_PLL_MFN(1), MX31_CCM_BASE_ADDR +
> + MX31_CCM_SPCTL);
> +
> + /*
> + * Configure IOMUXC
> + * Clears 0x43fa_c26c - 0x43fa_c2dc with 0,
> + * except 0x43fa_c278 (untouched), 0x43fa_c27c (set to 0x1000)
> + * and 0x43fa_c280 (untouched)
> + * (behaviour copied by sha, source unknown)
> + */
> + writel(0, 0x43fac26c); /* SDCLK */
> + writel(0, 0x43fac270); /* CAS */
> + writel(0, 0x43fac274); /* RAS */
> +
> + writel(0x1000, 0x43fac27c); /* CSD0 */
> +
> + /* DQM3, DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 */
> + for (r = 0x43fac284; r <= 0x43fac2dc; r += 4)
> + writel(0, r);
> +
> + /* Skip SDRAM initialization if we run from RAM */
> + r = get_pc();
> + if (r > 0x80000000 && r < 0xa0000000)
> + imx31_barebox_entry(0);
> +
> + writel(0x00000004, MX31_ESDCTL_BASE_ADDR + IMX_ESDMISC);
> + writel(0x00695727, MX31_ESDCTL_BASE_ADDR + IMX_ESDCFG0);
> + writel(0x92100000, MX31_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
> + writel(0x12344321, MX31_CSD0_BASE_ADDR + 0xf00);
> + writel(0xa2100000, MX31_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
> + writel(0x12344321, MX31_CSD0_BASE_ADDR);
> + writel(0x12344321, MX31_CSD0_BASE_ADDR);
> + writel(0xb2100000, MX31_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
> + writeb(0xda, MX31_CSD0_BASE_ADDR + 0x33);
> + writeb(0xff, MX31_CSD0_BASE_ADDR + 0x01000000);
> + writel(0x82226080, MX31_ESDCTL_BASE_ADDR + IMX_ESDCTL0);
> + writel(0xDEADBEEF, MX31_CSD0_BASE_ADDR);
> + writel(0x0000000c, MX31_ESDCTL_BASE_ADDR + IMX_ESDMISC);
> +
> + imx31_barebox_entry(0);
> +
> +}
> +
> +void __bare_init __naked barebox_arm_reset_vector(void)
> +{
> + arm_cpu_lowlevel_init();
> +
> + /* Temporary stack location in internal SRAM */
> + arm_setup_stack(MX31_IRAM_BASE_ADDR + MX31_IRAM_SIZE - 8);
> +
> + mx31moboard_startup();
> +}
> diff --git a/arch/arm/boards/mx31moboard/mx31moboard.c b/arch/arm/boards/mx31moboard/mx31moboard.c
> new file mode 100644
> index 0000000..2ec1f4f
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/mx31moboard.c
> @@ -0,0 +1,259 @@
> +/*
> + * (C) 2007 Pengutronix, Sascha Hauer <s.hauer at pengutronix.de>
> + * (C) 2014 EPFL, Philippe Rétornaz <philippe.retornaz at epfl.ch>
> + *
> + * 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.
> + *
> + *
> + * Board support for EPFL's, i.MX31 based CPU card
> + *
> + * Based on:
> + * Board support for Phytec's, i.MX31 based CPU card, called: PCM037
> + */
> +
> +#include <common.h>
> +#include <init.h>
> +#include <driver.h>
> +#include <fs.h>
> +#include <gpio.h>
> +#include <led.h>
> +#include <environment.h>
> +#include <usb/ulpi.h>
> +#include <mach/imx31-regs.h>
> +#include <mach/iomux-mx31.h>
> +#include <asm/armlinux.h>
> +#include <asm/sections.h>
> +#include <mach/weim.h>
> +#include <io.h>
> +#include <asm/mmu.h>
> +#include <partition.h>
> +#include <generated/mach-types.h>
> +#include <asm/barebox-arm.h>
> +#include <mach/devices-imx31.h>
> +
> +#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
> +#define USB_RESET_B IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)
> +
> +static void mx31moboard_usb_init(void)
> +{
> + u32 tmp;
> +
> + if (!IS_ENABLED(CONFIG_USB))
> + return;
> +
> + /* enable clock */
> + tmp = readl(0x53f80000);
> + tmp |= (1 << 9);
> + writel(tmp, 0x53f80000);
> +
> + /* Host 2 */
> + tmp = readl(MX31_IOMUXC_GPR);
> + tmp |= 1 << 11; /* IOMUX GPR: enable USBH2 signals */
> + writel(tmp, MX31_IOMUXC_GPR);
> +
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC));
> + imx_iomux_mode(IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC));
> +
> +#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS \
> + | PAD_CTL_ODE_CMOS)
> + imx_iomux_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG | PAD_CTL_100K_PU);
> + imx_iomux_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG | PAD_CTL_100K_PU);
> + imx_iomux_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG | PAD_CTL_100K_PU);
> + imx_iomux_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG | PAD_CTL_100K_PU);
> + imx_iomux_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */
> + imx_iomux_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */
> + imx_iomux_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */
> + imx_iomux_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */
> + imx_iomux_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */
> + imx_iomux_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */
> + imx_iomux_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */
> + imx_iomux_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */
> +
> +
> + gpio_request(USB_RESET_B, "usb-reset");
> + gpio_direction_output(USB_RESET_B, 0);
> + mdelay(5);
> + gpio_set_value(USB_RESET_B, 1);
> + mdelay(10);
> +
> + gpio_request(USBH2_EN_B, "usbh2-en");
> + gpio_direction_output(USBH2_EN_B, 0);
> + udelay(900);
> + gpio_set_value(USBH2_EN_B, 1);
> + udelay(200);
> +
> + tmp = readl(MX31_USB_OTG_BASE_ADDR + 0x600);
> + tmp &= ~((3 << 21) | 1);
> + tmp |= (1 << 5) | (1 << 16) | (1 << 19) | (1 << 20);
> + writel(tmp, MX31_USB_OTG_BASE_ADDR + 0x600);
> +
> + tmp = readl(MX31_USB_OTG_BASE_ADDR + 0x584);
> + tmp &= ~(3 << 30);
> + tmp |= 2 << 30;
> + writel(tmp, MX31_USB_OTG_BASE_ADDR + 0x584);
> +
> + gpio_set_value(USBH2_EN_B, 0);
> +
> + mdelay(50);
> +
> + ulpi_setup((void *)(MX31_USB_OTG_BASE_ADDR + 0x570), 1);
> +
> + /* Set to Host mode */
> + tmp = readl(MX31_USB_OTG_BASE_ADDR + 0x1a8);
> + writel(tmp | 0x3, MX31_USB_OTG_BASE_ADDR + 0x1a8);
> +
> +}
> +
> +static struct gpio_led mx31moboard_leds[] = {
> + {
> + .led = {
> + .name = "coreboard-led-0:red:running"
> + },
> + .gpio = IOMUX_TO_GPIO(MX31_PIN_SVEN0),
> + }, {
> + .led = {
> + .name = "coreboard-led-1:red",
> + },
> + .gpio = IOMUX_TO_GPIO(MX31_PIN_STX0),
> + }, {
> + .led = {
> + .name = "coreboard-led-2:red",
> + },
> + .gpio = IOMUX_TO_GPIO(MX31_PIN_SRX0),
> + }, {
> + .led = {
> + .name = "coreboard-led-3:red",
> + },
> + .gpio = IOMUX_TO_GPIO(MX31_PIN_SIMPD0),
> + },
> +};
> +
> +static void mx31moboard_add_leds(void)
> +{
> + int i;
> +
> + if (!IS_ENABLED(CONFIG_LED_GPIO))
> + return;
> +
> + for (i = 0; i < ARRAY_SIZE(mx31moboard_leds); i++) {
> + led_gpio_register(&mx31moboard_leds[i]);
> + led_set(&mx31moboard_leds[i].led, 0);
> + }
> +
> + led_set_trigger(LED_TRIGGER_HEARTBEAT, &mx31moboard_leds[0].led);
> +}
> +
> +static int mx31moboard_mmu_init(void)
> +{
> + l2x0_init((void __iomem *)0x30000000, 0x00030024, 0x00000000);
> +
> + return 0;
> +}
> +postmmu_initcall(mx31moboard_mmu_init);
> +
> +static const struct devfs_partition mx31moboard_nor0_partitions[] = {
> + {
> + .offset = 0,
> + .size = SZ_512K,
> + .flags = DEVFS_PARTITION_FIXED,
> + .name = "self0",
> + }, {
> + .offset = DEVFS_PARTITION_APPEND,
> + .size = SZ_256K,
> + .name = "env0",
> + }, {
> + /* Sentinel */
> + }
> +};
> +
> +static int mx31moboard_devices_init(void)
> +{
> + /* CS0: Nor Flash */
> + imx31_setup_weimcs(0, 0x0000CC03, 0xa0330D01, 0x00220800);
> +
> + /*
> + * Up to 32MiB NOR type flash, connected to
> + * CS line 0, data width is 16 bit
> + */
> + add_cfi_flash_device(DEVICE_ID_DYNAMIC, MX31_CS0_BASE_ADDR, SZ_32M, 0);
> +
> + imx31_add_mmc0(NULL);
> +
> + /*
> + * Create partitions that should be
> + * not touched by any regular user
> + */
> + devfs_create_partitions("nor0", mx31moboard_nor0_partitions);
> + protect_file("/dev/env0", 1);
> +
> + mx31moboard_usb_init();
> + add_generic_usb_ehci_device(DEVICE_ID_DYNAMIC,
> + MX31_USB_HS2_BASE_ADDR, NULL);
> +
> + mx31moboard_add_leds();
> +
> + armlinux_set_architecture(MACH_TYPE_MX31MOBOARD);
> +
> + return 0;
> +}
> +
> +device_initcall(mx31moboard_devices_init);
> +
> +static unsigned int mx31moboard_iomux[] = {
> + /* UART1 */
> + MX31_PIN_RXD1__RXD1,
> + MX31_PIN_TXD1__TXD1,
> + MX31_PIN_CTS1__GPIO2_7,
> + /* SDHC1 */
> + MX31_PIN_SD1_DATA3__SD1_DATA3,
> + MX31_PIN_SD1_DATA2__SD1_DATA2,
> + MX31_PIN_SD1_DATA1__SD1_DATA1,
> + MX31_PIN_SD1_DATA0__SD1_DATA0,
> + MX31_PIN_SD1_CLK__SD1_CLK,
> + MX31_PIN_SD1_CMD__SD1_CMD,
> + MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
> + /* LEDS */
> + MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
> + MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
> +};
> +
> +static int imx31_console_init(void)
> +{
> + imx_iomux_setup_multiple_pins(mx31moboard_iomux,
> + ARRAY_SIZE(mx31moboard_iomux));
> +
> + gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack");
> + gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
> +
> + barebox_set_model("EPFL mx31moboard");
> + barebox_set_hostname("mx31moboard");
> +
> + imx31_add_uart0();
> +
> + return 0;
> +}
> +
> +console_initcall(imx31_console_init);
> diff --git a/arch/arm/boards/mx31moboard/mx31moboard.dox b/arch/arm/boards/mx31moboard/mx31moboard.dox
> new file mode 100644
> index 0000000..41c8bbb
> --- /dev/null
> +++ b/arch/arm/boards/mx31moboard/mx31moboard.dox
> @@ -0,0 +1,10 @@
> +/** @page mx31moboard EPFL mx31moboard
> +
> +This CPU card is based on a Freescale i.MX31 CPU. The card is shipped with:
> +
> +- 32MiB NOR type Flash Memory
> +- 128MiB LPDDR
> +- A least one SD slot
> +- A least one USB host (H2)
> +
> +*/
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> index 79ea694..b7e7533 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -14,6 +14,7 @@ config ARCH_TEXT_BASE
> default 0xa7f00000 if MACH_PCA100
> default 0xa0000000 if MACH_PCM038
> default 0x87f00000 if MACH_PCM037
> + default 0x87f00000 if MACH_MX31MOBOARD
> default 0x87f00000 if MACH_PCM043
> default 0x08f80000 if MACH_SCB9328
> default 0xa7e00000 if MACH_NESO
> @@ -363,6 +364,16 @@ config MACH_PCM037
> Say Y here if you are using Phytec's phyCORE-i.MX31 (pcm037) equipped
> with a Freescale i.MX31 Processor
>
> +config MACH_MX31MOBOARD
> + bool "mx31moboard-i.MX31"
> + select ARCH_IMX31
> + select USB_ULPI if USB
> + select HAVE_DEFAULT_ENVIRONMENT_NEW
> + select ARCH_HAS_L2X0
> + help
> + Say Y here if you are using EPFL mx31moboard board equipped
> + with a Freescale i.MX31 Processor
> +
> # ----------------------------------------------------------
>
> comment "i.MX35 Boards"
> --
> 1.7.9.5
>
>
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
More information about the barebox
mailing list