[U-Boot] [PATCH 2/2] imx: mx6sxsabreauto: Add support for mx6sx SABREAUTO board
Peng Fan
van.freenix at gmail.com
Wed Jan 20 02:34:26 CET 2016
On Tue, Jan 19, 2016 at 09:16:36PM +0800, Ye Li wrote:
>Initial version for mx6sx SABREAUTO board support with features:
>PMIC, QSPI, NAND flash, SD/MMC, USB, Ethernet, I2C, IO Expander.
>
>Signed-off-by: Ye Li <ye.li at nxp.com>
Tested-by: Peng Fan <peng.fan at nxp.com>
>---
> arch/arm/cpu/armv7/mx6/Kconfig | 6 +
> board/freescale/mx6sxsabreauto/Kconfig | 12 +
> board/freescale/mx6sxsabreauto/MAINTAINERS | 6 +
> board/freescale/mx6sxsabreauto/Makefile | 6 +
> board/freescale/mx6sxsabreauto/imximage.cfg | 136 ++++++
> board/freescale/mx6sxsabreauto/mx6sxsabreauto.c | 508 +++++++++++++++++++++++
> configs/mx6sxsabreauto_defconfig | 11 +
> include/configs/mx6sxsabreauto.h | 212 ++++++++++
> 8 files changed, 897 insertions(+), 0 deletions(-)
> create mode 100644 board/freescale/mx6sxsabreauto/Kconfig
> create mode 100644 board/freescale/mx6sxsabreauto/MAINTAINERS
> create mode 100644 board/freescale/mx6sxsabreauto/Makefile
> create mode 100644 board/freescale/mx6sxsabreauto/imximage.cfg
> create mode 100644 board/freescale/mx6sxsabreauto/mx6sxsabreauto.c
> create mode 100644 configs/mx6sxsabreauto_defconfig
> create mode 100644 include/configs/mx6sxsabreauto.h
>
>diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
>index 8489182..c72a150 100644
>--- a/arch/arm/cpu/armv7/mx6/Kconfig
>+++ b/arch/arm/cpu/armv7/mx6/Kconfig
>@@ -96,6 +96,11 @@ config TARGET_MX6SXSABRESD
> select DM
> select DM_THERMAL
>
>+config TARGET_MX6SXSABREAUTO
>+ bool "mx6sxsabreauto"
>+ select DM
>+ select DM_THERMAL
>+
> config TARGET_MX6UL_9X9_EVK
> bool "mx6ul_9x9_evk"
> select MX6UL
>@@ -166,6 +171,7 @@ source "board/freescale/mx6qsabreauto/Kconfig"
> source "board/freescale/mx6sabresd/Kconfig"
> source "board/freescale/mx6slevk/Kconfig"
> source "board/freescale/mx6sxsabresd/Kconfig"
>+source "board/freescale/mx6sxsabreauto/Kconfig"
> source "board/freescale/mx6ul_14x14_evk/Kconfig"
> source "board/gateworks/gw_ventana/Kconfig"
> source "board/kosagi/novena/Kconfig"
>diff --git a/board/freescale/mx6sxsabreauto/Kconfig b/board/freescale/mx6sxsabreauto/Kconfig
>new file mode 100644
>index 0000000..ae2ea02
>--- /dev/null
>+++ b/board/freescale/mx6sxsabreauto/Kconfig
>@@ -0,0 +1,12 @@
>+if TARGET_MX6SXSABREAUTO
>+
>+config SYS_BOARD
>+ default "mx6sxsabreauto"
>+
>+config SYS_VENDOR
>+ default "freescale"
>+
>+config SYS_CONFIG_NAME
>+ default "mx6sxsabreauto"
>+
>+endif
>diff --git a/board/freescale/mx6sxsabreauto/MAINTAINERS b/board/freescale/mx6sxsabreauto/MAINTAINERS
>new file mode 100644
>index 0000000..6f2ff44
>--- /dev/null
>+++ b/board/freescale/mx6sxsabreauto/MAINTAINERS
>@@ -0,0 +1,6 @@
>+MX6SXSABREAUTO BOARD
>+M: Fabio Estevam <fabio.estevam at nxp.com>
>+S: Maintained
>+F: board/freescale/mx6sxsabreauto/
>+F: include/configs/mx6sxsabreauto.h
>+F: configs/mx6sxsabreauto_defconfig
>diff --git a/board/freescale/mx6sxsabreauto/Makefile b/board/freescale/mx6sxsabreauto/Makefile
>new file mode 100644
>index 0000000..f0cd1ce
>--- /dev/null
>+++ b/board/freescale/mx6sxsabreauto/Makefile
>@@ -0,0 +1,6 @@
>+# (C) Copyright 2014 Freescale Semiconductor, Inc.
>+#
>+# SPDX-License-Identifier: GPL-2.0+
>+#
>+
>+obj-y := mx6sxsabreauto.o
>diff --git a/board/freescale/mx6sxsabreauto/imximage.cfg b/board/freescale/mx6sxsabreauto/imximage.cfg
>new file mode 100644
>index 0000000..529e555
>--- /dev/null
>+++ b/board/freescale/mx6sxsabreauto/imximage.cfg
>@@ -0,0 +1,136 @@
>+/*
>+ * Copyright (C) 2014 Freescale Semiconductor, Inc.
>+ *
>+ * SPDX-License-Identifier: GPL-2.0+
>+ */
>+
>+#define __ASSEMBLY__
>+#include <config.h>
>+
>+/* image version */
>+
>+IMAGE_VERSION 2
>+
>+/*
>+ * Boot Device : one of
>+ * spi/sd/nand/onenand, qspi/nor
>+ */
>+
>+BOOT_FROM sd
>+
>+/*
>+ * Device Configuration Data (DCD)
>+ *
>+ * Each entry must have the format:
>+ * Addr-type Address Value
>+ *
>+ * where:
>+ * Addr-type register length (1,2 or 4 bytes)
>+ * Address absolute address of the register
>+ * value value to be stored in the register
>+ */
>+
>+/* Enable all clocks */
>+DATA 4 0x020c4068 0xffffffff
>+DATA 4 0x020c406c 0xffffffff
>+DATA 4 0x020c4070 0xffffffff
>+DATA 4 0x020c4074 0xffffffff
>+DATA 4 0x020c4078 0xffffffff
>+DATA 4 0x020c407c 0xffffffff
>+DATA 4 0x020c4080 0xffffffff
>+DATA 4 0x020c4084 0xffffffff
>+
>+/* IOMUX - DDR IO Type */
>+DATA 4 0x020e0618 0x000c0000
>+DATA 4 0x020e05fc 0x00000000
>+
>+/* Clock */
>+DATA 4 0x020e032c 0x00000030
>+
>+/* Address */
>+DATA 4 0x020e0300 0x00000030
>+DATA 4 0x020e02fc 0x00000030
>+DATA 4 0x020e05f4 0x00000030
>+
>+/* Control */
>+DATA 4 0x020e0340 0x00000030
>+
>+DATA 4 0x020e0320 0x00000000
>+DATA 4 0x020e0310 0x00000030
>+DATA 4 0x020e0314 0x00000030
>+DATA 4 0x020e0614 0x00000030
>+
>+/* Data Strobe */
>+DATA 4 0x020e05f8 0x00020000
>+DATA 4 0x020e0330 0x00000030
>+DATA 4 0x020e0334 0x00000030
>+DATA 4 0x020e0338 0x00000030
>+DATA 4 0x020e033c 0x00000030
>+
>+/* Data */
>+DATA 4 0x020e0608 0x00020000
>+DATA 4 0x020e060c 0x00000030
>+DATA 4 0x020e0610 0x00000030
>+DATA 4 0x020e061c 0x00000030
>+DATA 4 0x020e0620 0x00000030
>+DATA 4 0x020e02ec 0x00000030
>+DATA 4 0x020e02f0 0x00000030
>+DATA 4 0x020e02f4 0x00000030
>+DATA 4 0x020e02f8 0x00000030
>+
>+/* Calibrations - ZQ */
>+DATA 4 0x021b0800 0xa1390003
>+
>+/* Write leveling */
>+DATA 4 0x021b080c 0x002C003D
>+DATA 4 0x021b0810 0x00110046
>+
>+/* DQS Read Gate */
>+DATA 4 0x021b083c 0x4160016C
>+DATA 4 0x021b0840 0x013C016C
>+
>+/* Read/Write Delay */
>+DATA 4 0x021b0848 0x46424446
>+DATA 4 0x021b0850 0x3A3C3C3A
>+
>+DATA 4 0x021b08c0 0x2492244A
>+
>+/* read data bit delay */
>+DATA 4 0x021b081c 0x33333333
>+DATA 4 0x021b0820 0x33333333
>+DATA 4 0x021b0824 0x33333333
>+DATA 4 0x021b0828 0x33333333
>+
>+/* Complete calibration by forced measurement */
>+DATA 4 0x021b08b8 0x00000800
>+
>+/* MMDC init - DDR3, 64-bit mode, only MMDC0 is initiated */
>+DATA 4 0x021b0004 0x0002002d
>+DATA 4 0x021b0008 0x00333030
>+DATA 4 0x021b000c 0x676b52f3
>+DATA 4 0x021b0010 0xb66d8b63
>+DATA 4 0x021b0014 0x01ff00db
>+DATA 4 0x021b0018 0x00011740
>+DATA 4 0x021b001c 0x00008000
>+DATA 4 0x021b002c 0x000026d2
>+DATA 4 0x021b0030 0x006b1023
>+DATA 4 0x021b0040 0x0000007f
>+DATA 4 0x021b0000 0x85190000
>+
>+/* Initialize MT41K256M16HA-125 - MR2 */
>+DATA 4 0x021b001c 0x04008032
>+/* MR3 */
>+DATA 4 0x021b001c 0x00008033
>+/* MR1 */
>+DATA 4 0x021b001c 0x00068031
>+/* MR0 */
>+DATA 4 0x021b001c 0x05208030
>+/* DDR device ZQ calibration */
>+DATA 4 0x021b001c 0x04008040
>+
>+/* Final DDR setup, before operation start */
>+DATA 4 0x021b0020 0x00000800
>+DATA 4 0x021b0818 0x00022227
>+DATA 4 0x021b0004 0x0002556d
>+DATA 4 0x021b0404 0x00011006
>+DATA 4 0x021b001c 0x00000000
>diff --git a/board/freescale/mx6sxsabreauto/mx6sxsabreauto.c b/board/freescale/mx6sxsabreauto/mx6sxsabreauto.c
>new file mode 100644
>index 0000000..c9631d2
>--- /dev/null
>+++ b/board/freescale/mx6sxsabreauto/mx6sxsabreauto.c
>@@ -0,0 +1,508 @@
>+/*
>+ * Copyright (C) 2014 Freescale Semiconductor, Inc.
>+ *
>+ * Author: Ye Li <ye.li at nxp.com>
>+ *
>+ * SPDX-License-Identifier: GPL-2.0+
>+ */
>+
>+#include <asm/arch/clock.h>
>+#include <asm/arch/crm_regs.h>
>+#include <asm/arch/iomux.h>
>+#include <asm/arch/imx-regs.h>
>+#include <asm/arch/mx6-pins.h>
>+#include <asm/arch/sys_proto.h>
>+#include <asm/gpio.h>
>+#include <asm/imx-common/iomux-v3.h>
>+#include <asm/imx-common/boot_mode.h>
>+#include <asm/io.h>
>+#include <asm/imx-common/mxc_i2c.h>
>+#include <linux/sizes.h>
>+#include <common.h>
>+#include <fsl_esdhc.h>
>+#include <mmc.h>
>+#include <i2c.h>
>+#include <miiphy.h>
>+#include <netdev.h>
>+#include <power/pmic.h>
>+#include <power/pfuze100_pmic.h>
>+#include "../common/pfuze.h"
>+#include <usb.h>
>+#include <usb/ehci-fsl.h>
>+#include <pca953x.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_22K_UP | PAD_CTL_SPEED_LOW | \
>+ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
>+
>+#define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
>+ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
>+ PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
>+ PAD_CTL_ODE)
>+
>+#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
>+ PAD_CTL_SPEED_HIGH | \
>+ PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST)
>+
>+#define ENET_CLK_PAD_CTRL (PAD_CTL_SPEED_MED | \
>+ PAD_CTL_DSE_120ohm | PAD_CTL_SRE_FAST)
>+
>+#define ENET_RX_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
>+ PAD_CTL_SPEED_HIGH | PAD_CTL_SRE_FAST)
>+
>+#define I2C_PMIC 1
>+
>+#define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP)
>+#define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \
>+ PAD_CTL_SRE_FAST)
>+#define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1)
>+
>+/*Define for building port exp gpio, pin starts from 0*/
>+#define PORTEXP_IO_NR(chip, pin) \
>+ ((chip << 5) + pin)
>+
>+/*Get the chip addr from a ioexp gpio*/
>+#define PORTEXP_IO_TO_CHIP(gpio_nr) \
>+ (gpio_nr >> 5)
>+
>+/*Get the pin number from a ioexp gpio*/
>+#define PORTEXP_IO_TO_PIN(gpio_nr) \
>+ (gpio_nr & 0x1f)
>+
>+#define CPU_PER_RST_B PORTEXP_IO_NR(0x30, 4)
>+#define STEER_ENET PORTEXP_IO_NR(0x32, 2)
>+
>+static int port_exp_direction_output(unsigned gpio, int value)
>+{
>+ int ret;
>+
>+ i2c_set_bus_num(2);
>+ ret = i2c_probe(PORTEXP_IO_TO_CHIP(gpio));
>+ if (ret)
>+ return ret;
>+
>+ ret = pca953x_set_dir(PORTEXP_IO_TO_CHIP(gpio),
>+ (1 << PORTEXP_IO_TO_PIN(gpio)),
>+ (PCA953X_DIR_OUT << PORTEXP_IO_TO_PIN(gpio)));
>+
>+ if (ret)
>+ return ret;
>+
>+ ret = pca953x_set_val(PORTEXP_IO_TO_CHIP(gpio),
>+ (1 << PORTEXP_IO_TO_PIN(gpio)),
>+ (value << PORTEXP_IO_TO_PIN(gpio)));
>+
>+ if (ret)
>+ return ret;
>+
>+ return 0;
>+}
>+
>+int dram_init(void)
>+{
>+ gd->ram_size = PHYS_SDRAM_SIZE;
>+
>+ return 0;
>+}
>+
>+static iomux_v3_cfg_t const uart1_pads[] = {
>+ MX6_PAD_GPIO1_IO04__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
>+ MX6_PAD_GPIO1_IO05__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
>+};
>+
>+static iomux_v3_cfg_t const usdhc3_pads[] = {
>+ MX6_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA0__USDHC3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA1__USDHC3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA2__USDHC3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA3__USDHC3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA4__USDHC3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA5__USDHC3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA6__USDHC3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD3_DATA7__USDHC3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+
>+ /* CD pin */
>+ MX6_PAD_USB_H_DATA__GPIO7_IO_10 | MUX_PAD_CTRL(NO_PAD_CTRL),
>+
>+ /* RST_B, used for power reset cycle */
>+ MX6_PAD_KEY_COL1__GPIO2_IO_11 | MUX_PAD_CTRL(NO_PAD_CTRL),
>+};
>+
>+static iomux_v3_cfg_t const usdhc4_pads[] = {
>+ MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA0__USDHC4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA1__USDHC4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA2__USDHC4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA3__USDHC4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA4__USDHC4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA5__USDHC4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA6__USDHC4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+ MX6_PAD_SD4_DATA7__USDHC4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+
>+ /* CD pin */
>+ MX6_PAD_USB_H_STROBE__GPIO7_IO_11 | MUX_PAD_CTRL(NO_PAD_CTRL),
>+};
>+
>+static iomux_v3_cfg_t const fec2_pads[] = {
>+ MX6_PAD_ENET1_MDC__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_ENET1_MDIO__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_RX_CTL__ENET2_RX_EN | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_RD0__ENET2_RX_DATA_0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_RD1__ENET2_RX_DATA_1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_RD2__ENET2_RX_DATA_2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_RD3__ENET2_RX_DATA_3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_RXC__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_RX_PAD_CTRL),
>+ MX6_PAD_RGMII2_TX_CTL__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_TD0__ENET2_TX_DATA_0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_TD1__ENET2_TX_DATA_1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_TD2__ENET2_TX_DATA_2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_TD3__ENET2_TX_DATA_3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+ MX6_PAD_RGMII2_TXC__ENET2_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
>+};
>+
>+static void setup_iomux_uart(void)
>+{
>+ imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
>+}
>+
>+static int setup_fec(void)
>+{
>+ struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
>+
>+ /* Use 125MHz anatop loopback REF_CLK1 for ENET2 */
>+ clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, 0);
>+
>+ return enable_fec_anatop_clock(1, ENET_125MHZ);
>+}
>+
>+int board_eth_init(bd_t *bis)
>+{
>+ int ret;
>+
>+ imx_iomux_v3_setup_multiple_pads(fec2_pads, ARRAY_SIZE(fec2_pads));
>+ setup_fec();
>+
>+ ret = fecmxc_initialize_multi(bis, 1,
>+ CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE);
>+ if (ret)
>+ printf("FEC%d MXC: %s:failed\n", 1, __func__);
>+
>+ return ret;
>+}
>+
>+int board_phy_config(struct phy_device *phydev)
>+{
>+ /*
>+ * Enable 1.8V(SEL_1P5_1P8_POS_REG) on
>+ * Phy control debug reg 0
>+ */
>+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
>+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
>+
>+ /* rgmii tx clock delay enable */
>+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
>+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
>+
>+ if (phydev->drv->config)
>+ phydev->drv->config(phydev);
>+
>+ return 0;
>+}
>+
>+#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
>+/* I2C2 for PMIC */
>+struct i2c_pads_info i2c_pad_info2 = {
>+ .scl = {
>+ .i2c_mode = MX6_PAD_GPIO1_IO02__I2C2_SCL | PC,
>+ .gpio_mode = MX6_PAD_GPIO1_IO02__GPIO1_IO_2 | PC,
>+ .gp = IMX_GPIO_NR(1, 2),
>+ },
>+ .sda = {
>+ .i2c_mode = MX6_PAD_GPIO1_IO03__I2C2_SDA | PC,
>+ .gpio_mode = MX6_PAD_GPIO1_IO03__GPIO1_IO_3 | PC,
>+ .gp = IMX_GPIO_NR(1, 3),
>+ },
>+};
>+
>+/* I2C3 for IO Expander */
>+struct i2c_pads_info i2c_pad_info3 = {
>+ .scl = {
>+ .i2c_mode = MX6_PAD_KEY_COL4__I2C3_SCL | PC,
>+ .gpio_mode = MX6_PAD_KEY_COL4__GPIO2_IO_14 | PC,
>+ .gp = IMX_GPIO_NR(2, 14),
>+ },
>+ .sda = {
>+ .i2c_mode = MX6_PAD_KEY_ROW4__I2C3_SDA | PC,
>+ .gpio_mode = MX6_PAD_KEY_ROW4__GPIO2_IO_19 | PC,
>+ .gp = IMX_GPIO_NR(2, 19),
>+ },
>+};
>+
>+int power_init_board(void)
>+{
>+ struct pmic *p;
>+
>+ p = pfuze_common_init(I2C_PMIC);
>+ if (!p)
>+ return -ENODEV;
>+
>+ return 0;
>+}
>+
>+#ifdef CONFIG_USB_EHCI_MX6
>+#define USB_OTHERREGS_OFFSET 0x800
>+#define UCTRL_PWR_POL (1 << 9)
>+
>+static iomux_v3_cfg_t const usb_otg_pads[] = {
>+ /* OGT1 */
>+ MX6_PAD_GPIO1_IO09__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
>+ MX6_PAD_GPIO1_IO10__ANATOP_OTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
>+ /* OTG2 */
>+ MX6_PAD_GPIO1_IO12__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL)
>+};
>+
>+static void setup_usb(void)
>+{
>+ imx_iomux_v3_setup_multiple_pads(usb_otg_pads,
>+ ARRAY_SIZE(usb_otg_pads));
>+}
>+
>+int board_usb_phy_mode(int port)
>+{
>+ if (port == 1)
>+ return USB_INIT_HOST;
>+ else
>+ return usb_phy_mode(port);
>+}
>+
>+int board_ehci_hcd_init(int port)
>+{
>+ u32 *usbnc_usb_ctrl;
>+
>+ if (port > 1)
>+ return -EINVAL;
>+
>+ usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET +
>+ port * 4);
>+
>+ /* Set Power polarity */
>+ setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL);
>+
>+ return 0;
>+}
>+#endif
>+
>+int board_early_init_f(void)
>+{
>+ setup_iomux_uart();
>+
>+ return 0;
>+}
>+
>+static struct fsl_esdhc_cfg usdhc_cfg[3] = {
>+ {USDHC3_BASE_ADDR},
>+ {USDHC4_BASE_ADDR},
>+};
>+
>+#define USDHC3_CD_GPIO IMX_GPIO_NR(7, 10)
>+#define USDHC3_RST_GPIO IMX_GPIO_NR(2, 11)
>+#define USDHC4_CD_GPIO IMX_GPIO_NR(7, 11)
>+
>+int board_mmc_getcd(struct mmc *mmc)
>+{
>+ struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
>+ int ret = 0;
>+
>+ switch (cfg->esdhc_base) {
>+ case USDHC3_BASE_ADDR:
>+ ret = !gpio_get_value(USDHC3_CD_GPIO);
>+ break;
>+ case USDHC4_BASE_ADDR:
>+ ret = !gpio_get_value(USDHC4_CD_GPIO);
>+ break;
>+ }
>+
>+ return ret;
>+}
>+
>+int board_mmc_init(bd_t *bis)
>+{
>+ int i, ret;
>+
>+ /*
>+ * According to the board_mmc_init() the following map is done:
>+ * (U-boot device node) (Physical Port)
>+ * mmc0 USDHC3
>+ * mmc1 USDHC4
>+ */
>+ for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
>+ switch (i) {
>+ case 0:
>+ imx_iomux_v3_setup_multiple_pads(
>+ usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
>+ gpio_direction_input(USDHC3_CD_GPIO);
>+
>+ /* This starts a power cycle for UHS-I. Need to set steer to B0 to A*/
>+ gpio_direction_output(USDHC3_RST_GPIO, 0);
>+ udelay(1000); /* need 1ms at least */
>+ gpio_direction_output(USDHC3_RST_GPIO, 1);
>+
>+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
>+ break;
>+ case 1:
>+ imx_iomux_v3_setup_multiple_pads(
>+ usdhc4_pads, ARRAY_SIZE(usdhc4_pads));
>+ gpio_direction_input(USDHC4_CD_GPIO);
>+ usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
>+ break;
>+ default:
>+ printf("Warning: you configured more USDHC controllers"
>+ "(%d) than supported by the board\n", i + 1);
>+ return -EINVAL;
>+ }
>+
>+ ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
>+ if (ret) {
>+ printf("Warning: failed to initialize mmc dev %d\n", i);
>+ return ret;
>+ }
>+ }
>+
>+ return 0;
>+}
>+
>+#ifdef CONFIG_FSL_QSPI
>+
>+#define QSPI_PAD_CTRL1 \
>+ (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_HIGH | \
>+ PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_40ohm)
>+
>+static iomux_v3_cfg_t const quadspi_pads[] = {
>+ MX6_PAD_QSPI1A_SS0_B__QSPI1_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1A_SCLK__QSPI1_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1A_DATA0__QSPI1_A_DATA_0 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1A_DATA1__QSPI1_A_DATA_1 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1A_DATA2__QSPI1_A_DATA_2 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1A_DATA3__QSPI1_A_DATA_3 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_SS0_B__QSPI1_B_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_SCLK__QSPI1_B_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_DATA0__QSPI1_B_DATA_0 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_DATA1__QSPI1_B_DATA_1 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_DATA2__QSPI1_B_DATA_2 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+ MX6_PAD_QSPI1B_DATA3__QSPI1_B_DATA_3 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
>+};
>+
>+int board_qspi_init(void)
>+{
>+ /* Set the iomux */
>+ imx_iomux_v3_setup_multiple_pads(quadspi_pads,
>+ ARRAY_SIZE(quadspi_pads));
>+
>+ /* Set the clock */
>+ enable_qspi_clk(0);
>+
>+ return 0;
>+}
>+#endif
>+
>+#ifdef CONFIG_NAND_MXS
>+iomux_v3_cfg_t gpmi_pads[] = {
>+ MX6_PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL0),
>+ MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+ MX6_PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
>+};
>+
>+static void setup_gpmi_nand(void)
>+{
>+ struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
>+
>+ /* config gpmi nand iomux */
>+ imx_iomux_v3_setup_multiple_pads(gpmi_pads, ARRAY_SIZE(gpmi_pads));
>+
>+ setup_gpmi_io_clk((MXC_CCM_CS2CDR_QSPI2_CLK_PODF(0) |
>+ MXC_CCM_CS2CDR_QSPI2_CLK_PRED(3) |
>+ MXC_CCM_CS2CDR_QSPI2_CLK_SEL(3)));
>+
>+ /* enable apbh clock gating */
>+ setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
>+}
>+#endif
>+
>+int board_init(void)
>+{
>+ /* Address of boot parameters */
>+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
>+
>+#ifdef CONFIG_SYS_I2C_MXC
>+ setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
>+ setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3);
>+#endif
>+
>+ /* Reset CPU_PER_RST_B signal for enet phy and PCIE */
>+ port_exp_direction_output(CPU_PER_RST_B, 0);
>+ udelay(500);
>+ port_exp_direction_output(CPU_PER_RST_B, 1);
>+
>+ /* Set steering signal to L for selecting B0 */
>+ port_exp_direction_output(STEER_ENET, 0);
>+
>+#ifdef CONFIG_USB_EHCI_MX6
>+ setup_usb();
>+#endif
>+
>+#ifdef CONFIG_FSL_QSPI
>+ board_qspi_init();
>+#endif
>+
>+#ifdef CONFIG_NAND_MXS
>+ setup_gpmi_nand();
>+#endif
>+
>+ return 0;
>+}
>+
>+#ifdef CONFIG_CMD_BMODE
>+static const struct boot_mode board_boot_modes[] = {
>+ {"sda", MAKE_CFGVAL(0x42, 0x30, 0x00, 0x00)},
>+ {"sdb", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)},
>+ {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)},
>+ {"nand", MAKE_CFGVAL(0x82, 0x00, 0x00, 0x00)},
>+ {NULL, 0},
>+};
>+#endif
>+
>+int board_late_init(void)
>+{
>+#ifdef CONFIG_CMD_BMODE
>+ add_board_boot_modes(board_boot_modes);
>+#endif
>+
>+ return 0;
>+}
>+
>+int checkboard(void)
>+{
>+ puts("Board: MX6SX SABRE AUTO\n");
>+
>+ return 0;
>+}
>diff --git a/configs/mx6sxsabreauto_defconfig b/configs/mx6sxsabreauto_defconfig
>new file mode 100644
>index 0000000..d9e35df
>--- /dev/null
>+++ b/configs/mx6sxsabreauto_defconfig
>@@ -0,0 +1,11 @@
>+CONFIG_ARM=y
>+CONFIG_ARCH_MX6=y
>+CONFIG_TARGET_MX6SXSABREAUTO=y
>+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6sxsabreauto/imximage.cfg,MX6SX"
>+# CONFIG_CMD_IMLS is not set
>+# CONFIG_CMD_FLASH is not set
>+CONFIG_CMD_GPIO=y
>+# CONFIG_CMD_SETEXPR is not set
>+CONFIG_SPI_FLASH=y
>+CONFIG_SPI_FLASH_BAR=y
>+CONFIG_SPI_FLASH_STMICRO=y
>diff --git a/include/configs/mx6sxsabreauto.h b/include/configs/mx6sxsabreauto.h
>new file mode 100644
>index 0000000..2e739f9
>--- /dev/null
>+++ b/include/configs/mx6sxsabreauto.h
>@@ -0,0 +1,212 @@
>+/*
>+ * Copyright 2014 Freescale Semiconductor, Inc.
>+ *
>+ * Configuration settings for the Freescale i.MX6SX Sabreauto board.
>+ *
>+ * SPDX-License-Identifier: GPL-2.0+
>+ */
>+
>+
>+#ifndef __CONFIG_H
>+#define __CONFIG_H
>+
>+#include "mx6_common.h"
>+
>+
>+/* Size of malloc() pool */
>+#define CONFIG_SYS_MALLOC_LEN (3 * SZ_1M)
>+
>+#define CONFIG_BOARD_EARLY_INIT_F
>+#define CONFIG_BOARD_LATE_INIT
>+
>+#define CONFIG_MXC_UART
>+#define CONFIG_MXC_UART_BASE UART1_BASE
>+
>+#define CONFIG_EXTRA_ENV_SETTINGS \
>+ "script=boot.scr\0" \
>+ "image=zImage\0" \
>+ "console=ttymxc0\0" \
>+ "fdt_high=0xffffffff\0" \
>+ "initrd_high=0xffffffff\0" \
>+ "fdt_file=imx6sx-sabreauto.dtb\0" \
>+ "fdt_addr=0x88000000\0" \
>+ "boot_fdt=try\0" \
>+ "ip_dyn=yes\0" \
>+ "mmcdev=0\0" \
>+ "mmcpart=1\0" \
>+ "mmcroot=/dev/mmcblk0p2 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" \
>+ "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\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 " \
>+ "bootz ${loadaddr} - ${fdt_addr}; " \
>+ "else " \
>+ "if test ${boot_fdt} = try; then " \
>+ "bootz; " \
>+ "else " \
>+ "echo WARN: Cannot load the DT; " \
>+ "fi; " \
>+ "fi; " \
>+ "else " \
>+ "bootz; " \
>+ "fi;\0" \
>+ "netargs=setenv bootargs console=${console},${baudrate} " \
>+ "root=/dev/nfs " \
>+ "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
>+ "netboot=echo Booting from net ...; " \
>+ "run netargs; " \
>+ "if test ${ip_dyn} = yes; then " \
>+ "setenv get_cmd dhcp; " \
>+ "else " \
>+ "setenv get_cmd tftp; " \
>+ "fi; " \
>+ "${get_cmd} ${image}; " \
>+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
>+ "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
>+ "bootz ${loadaddr} - ${fdt_addr}; " \
>+ "else " \
>+ "if test ${boot_fdt} = try; then " \
>+ "bootz; " \
>+ "else " \
>+ "echo WARN: Cannot load the DT; " \
>+ "fi; " \
>+ "fi; " \
>+ "else " \
>+ "bootz; " \
>+ "fi;\0"
>+
>+#define CONFIG_BOOTCOMMAND \
>+ "mmc dev ${mmcdev};" \
>+ "mmc dev ${mmcdev}; if mmc rescan; then " \
>+ "if run loadbootscript; then " \
>+ "run bootscript; " \
>+ "else " \
>+ "if run loadimage; then " \
>+ "run mmcboot; " \
>+ "else run netboot; " \
>+ "fi; " \
>+ "fi; " \
>+ "else run netboot; fi"
>+
>+/* Miscellaneous configurable options */
>+#define CONFIG_SYS_MEMTEST_START 0x80000000
>+#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x10000)
>+
>+#define CONFIG_STACKSIZE SZ_128K
>+
>+/* Physical Memory Map */
>+#define CONFIG_NR_DRAM_BANKS 1
>+#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR
>+#define PHYS_SDRAM_SIZE SZ_2G
>+
>+#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)
>+
>+/* MMC Configuration */
>+#define CONFIG_SYS_FSL_ESDHC_ADDR USDHC3_BASE_ADDR
>+
>+/* I2C Configs */
>+#define CONFIG_CMD_I2C
>+#define CONFIG_SYS_I2C
>+#define CONFIG_SYS_I2C_MXC
>+#define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */
>+#define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */
>+#define CONFIG_SYS_I2C_MXC_I2C3 /* enable I2C bus 3 */
>+#define CONFIG_SYS_I2C_SPEED 100000
>+
>+/* PMIC */
>+#define CONFIG_POWER
>+#define CONFIG_POWER_I2C
>+#define CONFIG_POWER_PFUZE100
>+#define CONFIG_POWER_PFUZE100_I2C_ADDR 0x08
>+
>+/* NAND flash command */
>+#define CONFIG_CMD_NAND
>+#define CONFIG_CMD_NAND_TRIMFFS
>+
>+/* NAND stuff */
>+#define CONFIG_NAND_MXS
>+#define CONFIG_SYS_MAX_NAND_DEVICE 1
>+#define CONFIG_SYS_NAND_BASE 0x40000000
>+#define CONFIG_SYS_NAND_5_ADDR_CYCLE
>+#define CONFIG_SYS_NAND_ONFI_DETECTION
>+
>+/* DMA stuff, needed for GPMI/MXS NAND support */
>+#define CONFIG_APBH_DMA
>+#define CONFIG_APBH_DMA_BURST
>+#define CONFIG_APBH_DMA_BURST8
>+
>+/* Network */
>+#define CONFIG_CMD_PING
>+#define CONFIG_CMD_DHCP
>+#define CONFIG_CMD_MII
>+
>+#define CONFIG_FEC_MXC
>+#define CONFIG_MII
>+
>+#define IMX_FEC_BASE ENET2_BASE_ADDR
>+#define CONFIG_FEC_MXC_PHYADDR 0x0
>+
>+#define CONFIG_FEC_XCV_TYPE RGMII
>+#define CONFIG_ETHPRIME "FEC"
>+
>+#define CONFIG_PHYLIB
>+#define CONFIG_PHY_ATHEROS
>+
>+
>+#define CONFIG_CMD_USB
>+#ifdef CONFIG_CMD_USB
>+#define CONFIG_USB_EHCI
>+#define CONFIG_USB_EHCI_MX6
>+#define CONFIG_USB_STORAGE
>+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
>+#define CONFIG_USB_HOST_ETHER
>+#define CONFIG_USB_ETHER_ASIX
>+#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
>+#define CONFIG_MXC_USB_FLAGS 0
>+#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
>+#endif
>+
>+#define CONFIG_IMX_THERMAL
>+
>+#define CONFIG_CMD_TIME
>+
>+#define CONFIG_FSL_QSPI
>+#ifdef CONFIG_FSL_QSPI
>+#define CONFIG_CMD_SF
>+#define CONFIG_SYS_FSL_QSPI_AHB
>+#define CONFIG_SF_DEFAULT_BUS 0
>+#define CONFIG_SF_DEFAULT_CS 0
>+#define CONFIG_SF_DEFAULT_SPEED 40000000
>+#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
>+#define FSL_QSPI_FLASH_SIZE SZ_32M
>+#define FSL_QSPI_FLASH_NUM 2
>+#endif
>+
>+#define CONFIG_ENV_OFFSET (8 * SZ_64K)
>+#define CONFIG_ENV_SIZE SZ_8K
>+#define CONFIG_ENV_IS_IN_MMC
>+
>+#define CONFIG_SYS_FSL_USDHC_NUM 2
>+#if defined(CONFIG_ENV_IS_IN_MMC)
>+#define CONFIG_SYS_MMC_ENV_DEV 0 /*USDHC3*/
>+#endif
>+
>+#define CONFIG_PCA953X
>+#define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x30, 8}, {0x32, 8}, {0x34, 8} }
>+
>+#endif /* __CONFIG_H */
>--
>1.7.4.1
>
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