avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md
This commit is contained in:
2026-03-03 21:46:32 +02:00
parent fe3ba02c96
commit 68d74d3181
11967 changed files with 2221897 additions and 0 deletions

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MX6QUQ7 BOARD
M: Boris Brezillon <boris.brezillon@free-electrons.com>
S: Maintained
F: board/seco/mx6quq7/
F: include/configs/secomx6quq7.h
F: configs/secomx6quq7_defconfig

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#
# (C) Copyright 2015 ECA Sinters
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y := mx6quq7.o

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/*
* Copyright (C) 2013 Seco USA Inc
*
* SPDX-License-Identifier: GPL-2.0
*
* Refer doc/README.imximage for more details about how-to configure
* and create imximage boot image
*
* The syntax is taken as close as possible with the kwbimage
*/
/* image version */
IMAGE_VERSION 2
/*
* Boot Device : one of
* spi, sd (the board has no nand neither onenand)
*/
BOOT_FROM sd
#define __ASSEMBLY__
#include <config.h>
#include "asm/arch/mx6-ddr.h"
#include "asm/arch/iomux.h"
#include "asm/arch/crm_regs.h"
/* DDR IO TYPE */
DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000
DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000
/* DATA STROBE */
DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000
DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000028
DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000028
/* DATA */
DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000
DATA 4, MX6_IOM_GRP_B0DS, 0x00000028
DATA 4, MX6_IOM_GRP_B1DS, 0x00000028
DATA 4, MX6_IOM_GRP_B2DS, 0x00000028
DATA 4, MX6_IOM_GRP_B3DS, 0x00000028
DATA 4, MX6_IOM_GRP_B4DS, 0x00000028
DATA 4, MX6_IOM_GRP_B5DS, 0x00000028
DATA 4, MX6_IOM_GRP_B6DS, 0x00000028
DATA 4, MX6_IOM_GRP_B7DS, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM0, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM1, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM2, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM3, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM4, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM5, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM6, 0x00000028
DATA 4, MX6_IOM_DRAM_DQM7, 0x00000028
/* ADDRESS */
DATA 4, MX6_IOM_GRP_ADDDS, 0x00000028
DATA 4, MX6_IOM_DRAM_CAS, 0x00000028
DATA 4, MX6_IOM_DRAM_RAS, 0x00000028
/* CONTROL */
DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030
DATA 4, MX6_IOM_DRAM_RESET, 0x00000028
DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000
DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000028
DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000028
/* CLOCK */
DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000028
DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000028
/*
* DDR3 SETTINGS
* Read Data Bit Delay
*/
DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333
/* Write Leveling */
DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001F001F
DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F
DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001F0001
DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001F001F
/* DQS gating, read delay, write delay calibration values */
DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x431A0326
DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0323031B
DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x433F0340
DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0345031C
/* Read calibration */
DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x40343137
DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x40372F45
/* write calibration */
DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x32414741
DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4731473C
/* Complete calibration by forced measurement: */
DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800
DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800
/*
* MMDC init:
* in DDR3, 64-bit mode, only MMDC0 is init
*/
DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036
DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040
DATA 4, MX6_MMDC_P0_MDCFG0, 0x898E7955
DATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64
DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB
DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740
DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000
DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2
DATA 4, MX6_MMDC_P0_MDOR, 0x008E1023
/* CS0_END = 2304MB in step da 256Mb -> [(2304*8/256) - 1] */
DATA 4, MX6_MMDC_P0_MDASP, 0x00000047
/* SDE_1=0; ROW=3; BL=1; DSIZ=2 -> 64 bit */
DATA 4, MX6_MMDC_P0_MDCTL, 0x841A0000
/* Initialize DDR3 on CS_0 and CS_1 */
DATA 4, MX6_MMDC_P0_MDSCR, 0x02088032
DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033
DATA 4, MX6_MMDC_P0_MDSCR, 0x00048031
/* P0 01c */
/* write 0x0940 to MR0 bank_0 (Burst Type=1 (Interlived)) */
DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030
/*ZQ - Calibrationi */
DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003
DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040
DATA 4, MX6_MMDC_P0_MDREF, 0x00007800
DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00022227
DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00022227
DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576
DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006
DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000
/* set the default clock gate to save power */
DATA 4, CCM_CCGR0, 0x00C03F3F
DATA 4, CCM_CCGR1, 0x0030FC03
DATA 4, CCM_CCGR2, 0x0FFFC000
DATA 4, CCM_CCGR3, 0x3FF00000
DATA 4, CCM_CCGR4, 0x00FFF300
DATA 4, CCM_CCGR5, 0x0F0000C3
DATA 4, CCM_CCGR6, 0x000003FF
/* enable AXI cache for VDOA/VPU/IPU */
DATA 4, MX6_IOMUXC_GPR4, 0xF00000FF
/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
DATA 4, MX6_IOMUXC_GPR6, 0x007F007F
DATA 4, MX6_IOMUXC_GPR7, 0x007F007F

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/*
* Copyright (C) 2013 Freescale Semiconductor, Inc.
* Copyright (C) 2015 ECA Sinters
*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
* Modified by: Boris Brezillon <boris.brezillon@free-electrons.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mx6-pins.h>
#include <asm/errno.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
#include <asm/imx-common/boot_mode.h>
#include <malloc.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <miiphy.h>
#include <netdev.h>
#include <asm/arch/mxc_hdmi.h>
#include <asm/arch/crm_regs.h>
#include <linux/fb.h>
#include <ipu_pixfmt.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
#include <micrel.h>
#include <asm/imx-common/mxc_i2c.h>
#include <i2c.h>
#include "../common/mx6.h"
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
return 0;
}
int board_early_init_f(void)
{
seco_mx6_setup_uart_iomux();
return 0;
}
int board_phy_config(struct phy_device *phydev)
{
seco_mx6_rgmii_rework(phydev);
if (phydev->drv->config)
phydev->drv->config(phydev);
return 0;
}
int board_eth_init(bd_t *bis)
{
uint32_t base = IMX_FEC_BASE;
struct mii_dev *bus = NULL;
struct phy_device *phydev = NULL;
int ret = 0;
seco_mx6_setup_enet_iomux();
#ifdef CONFIG_FEC_MXC
bus = fec_get_miibus(base, -1);
if (!bus)
return -ENOMEM;
/* scan phy 4,5,6,7 */
phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII);
if (!phydev) {
free(bus);
return -ENOMEM;
}
printf("using phy at %d\n", phydev->addr);
ret = fec_probe(bis, -1, base, bus, phydev);
if (ret) {
free(phydev);
free(bus);
printf("FEC MXC: %s:failed\n", __func__);
}
#endif
return ret;
}
#define USDHC4_CD_GPIO IMX_GPIO_NR(2, 6)
static struct fsl_esdhc_cfg usdhc_cfg[2] = {
{USDHC3_BASE_ADDR, 0, 4},
{USDHC4_BASE_ADDR, 0, 4},
};
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 = 1; /* Assume eMMC is always present */
break;
case USDHC4_BASE_ADDR:
ret = !gpio_get_value(USDHC4_CD_GPIO);
break;
}
return ret;
}
int board_mmc_init(bd_t *bis)
{
u32 index = 0;
int ret;
/*
* Following map is done:
* (U-Boot device node) (Physical Port)
* mmc0 eMMC on Board
* mmc1 Ext SD
*/
for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) {
switch (index) {
case 0:
seco_mx6_setup_usdhc_iomux(3);
usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
break;
case 1:
seco_mx6_setup_usdhc_iomux(4);
usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
break;
default:
printf("Warning: %d exceed maximum number of SD ports %d\n",
index + 1, CONFIG_SYS_FSL_USDHC_NUM);
return -EINVAL;
}
ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
if (ret)
return ret;
}
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
imx_iomux_v3_setup_pad(MX6_PAD_NANDF_D4__GPIO2_IO04 |
MUX_PAD_CTRL(NO_PAD_CTRL));
gpio_direction_output(IMX_GPIO_NR(2, 4), 0);
/* Set Low */
gpio_set_value(IMX_GPIO_NR(2, 4), 0);
udelay(1000);
/* Set High */
gpio_set_value(IMX_GPIO_NR(2, 4), 1);
return 0;
}
int checkboard(void)
{
puts("Board: SECO uQ7\n");
return 0;
}