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remarkable-uboot
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Merge branch 'master' of git://www.denx.de/git/u-boot-imx

utp
Tom Rini 2016-04-25 13:34:42 -04:00
parent d30c3eb471 69cc7dbf1f
commit 588d269ffe
14 changed files with 693 additions and 41 deletions
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5
arch/arm/cpu/armv7/mx6/Kconfig
View File

@ -136,6 +136,10 @@ config TARGET_OT1200
bool "Bachmann OT1200"
select SUPPORT_SPL
config TARGET_PICO_IMX6UL
bool "PICO-IMX6UL-EMMC"
select MX6UL
config TARGET_PLATINUM_PICON
bool "platinum-picon"
select SUPPORT_SPL
@ -200,6 +204,7 @@ source "board/gateworks/gw_ventana/Kconfig"
source "board/kosagi/novena/Kconfig"
source "board/seco/Kconfig"
source "board/solidrun/mx6cuboxi/Kconfig"
source "board/technexion/pico-imx6ul/Kconfig"
source "board/tbs/tbs2910/Kconfig"
source "board/tqc/tqma6/Kconfig"
source "board/udoo/Kconfig"

151
arch/arm/cpu/armv7/mx6/clock.c
View File

@ -1217,6 +1217,157 @@ void enable_ipu_clock(void)
}
}
#endif
#if defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) || defined(CONFIG_MX6DL) || \
defined(CONFIG_MX6S)
static void disable_ldb_di_clock_sources(void)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
int reg;
/* Make sure PFDs are disabled at boot. */
reg = readl(&mxc_ccm->analog_pfd_528);
/* Cannot disable pll2_pfd2_396M, as it is the MMDC clock in iMX6DL */
if (is_cpu_type(MXC_CPU_MX6DL))
reg |= 0x80008080;
else
reg |= 0x80808080;
writel(reg, &mxc_ccm->analog_pfd_528);
/* Disable PLL3 PFDs */
reg = readl(&mxc_ccm->analog_pfd_480);
reg |= 0x80808080;
writel(reg, &mxc_ccm->analog_pfd_480);
/* Disable PLL5 */
reg = readl(&mxc_ccm->analog_pll_video);
reg &= ~(1 << 13);
writel(reg, &mxc_ccm->analog_pll_video);
}
static void enable_ldb_di_clock_sources(void)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
int reg;
reg = readl(&mxc_ccm->analog_pfd_528);
if (is_cpu_type(MXC_CPU_MX6DL))
reg &= ~(0x80008080);
else
reg &= ~(0x80808080);
writel(reg, &mxc_ccm->analog_pfd_528);
reg = readl(&mxc_ccm->analog_pfd_480);
reg &= ~(0x80808080);
writel(reg, &mxc_ccm->analog_pfd_480);
}
/*
* Try call this function as early in the boot process as possible since the
* function temporarily disables PLL2 PFD's, PLL3 PFD's and PLL5.
*/
void select_ldb_di_clock_source(enum ldb_di_clock clk)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
int reg;
/*
* Need to follow a strict procedure when changing the LDB
* clock, else we can introduce a glitch. Things to keep in
* mind:
* 1. The current and new parent clocks must be disabled.
* 2. The default clock for ldb_dio_clk is mmdc_ch1 which has
* no CG bit.
* 3. In the RTL implementation of the LDB_DI_CLK_SEL mux
* the top four options are in one mux and the PLL3 option along
* with another option is in the second mux. There is third mux
* used to decide between the first and second mux.
* The code below switches the parent to the bottom mux first
* and then manipulates the top mux. This ensures that no glitch
* will enter the divider.
*
* Need to disable MMDC_CH1 clock manually as there is no CG bit
* for this clock. The only way to disable this clock is to move
* it to pll3_sw_clk and then to disable pll3_sw_clk
* Make sure periph2_clk2_sel is set to pll3_sw_clk
*/
/* Disable all ldb_di clock parents */
disable_ldb_di_clock_sources();
/* Set MMDC_CH1 mask bit */
reg = readl(&mxc_ccm->ccdr);
reg |= MXC_CCM_CCDR_MMDC_CH1_HS_MASK;
writel(reg, &mxc_ccm->ccdr);
/* Set periph2_clk2_sel to be sourced from PLL3_sw_clk */
reg = readl(&mxc_ccm->cbcmr);
reg &= ~MXC_CCM_CBCMR_PERIPH2_CLK2_SEL;
writel(reg, &mxc_ccm->cbcmr);
/*
* Set the periph2_clk_sel to the top mux so that
* mmdc_ch1 is from pll3_sw_clk.
*/
reg = readl(&mxc_ccm->cbcdr);
reg |= MXC_CCM_CBCDR_PERIPH2_CLK_SEL;
writel(reg, &mxc_ccm->cbcdr);
/* Wait for the clock switch */
while (readl(&mxc_ccm->cdhipr))
;
/* Disable pll3_sw_clk by selecting bypass clock source */
reg = readl(&mxc_ccm->ccsr);
reg |= MXC_CCM_CCSR_PLL3_SW_CLK_SEL;
writel(reg, &mxc_ccm->ccsr);
/* Set the ldb_di0_clk and ldb_di1_clk to 111b */
reg = readl(&mxc_ccm->cs2cdr);
reg |= ((7 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET)
| (7 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET));
writel(reg, &mxc_ccm->cs2cdr);
/* Set the ldb_di0_clk and ldb_di1_clk to 100b */
reg = readl(&mxc_ccm->cs2cdr);
reg &= ~(MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK
| MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK);
reg |= ((4 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET)
| (4 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET));
writel(reg, &mxc_ccm->cs2cdr);
/* Set the ldb_di0_clk and ldb_di1_clk to desired source */
reg = readl(&mxc_ccm->cs2cdr);
reg &= ~(MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK
| MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK);
reg |= ((clk << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET)
| (clk << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET));
writel(reg, &mxc_ccm->cs2cdr);
/* Unbypass pll3_sw_clk */
reg = readl(&mxc_ccm->ccsr);
reg &= ~MXC_CCM_CCSR_PLL3_SW_CLK_SEL;
writel(reg, &mxc_ccm->ccsr);
/*
* Set the periph2_clk_sel back to the bottom mux so that
* mmdc_ch1 is from its original parent.
*/
reg = readl(&mxc_ccm->cbcdr);
reg &= ~MXC_CCM_CBCDR_PERIPH2_CLK_SEL;
writel(reg, &mxc_ccm->cbcdr);
/* Wait for the clock switch */
while (readl(&mxc_ccm->cdhipr))
;
/* Clear MMDC_CH1 mask bit */
reg = readl(&mxc_ccm->ccdr);
reg &= ~MXC_CCM_CCDR_MMDC_CH1_HS_MASK;
writel(reg, &mxc_ccm->ccdr);
enable_ldb_di_clock_sources();
}
#endif
/***************************************************/
U_BOOT_CMD(

2
arch/arm/imx-common/Makefile
View File

@ -86,7 +86,7 @@ u-boot-with-nand-spl.imx: spl/u-boot-nand-spl.imx u-boot.uim FORCE
$(call if_changed,pad_cat)
quiet_cmd_u-boot-nand-spl_imx = GEN $@
cmd_u-boot-nand-spl_imx = (echo -ne '\x00\x00\x00\x00\x46\x43\x42\x20\x01' && \
cmd_u-boot-nand-spl_imx = (printf '\000\000\000\000\106\103\102\040\001' && \
dd bs=1015 count=1 if=/dev/zero 2>/dev/null) | cat - $< > $@
spl/u-boot-nand-spl.imx: SPL FORCE

9
arch/arm/include/asm/arch-mx6/clock.h
View File

@ -42,6 +42,14 @@ enum mxc_clock {
MXC_I2C_CLK,
};
enum ldb_di_clock {
MXC_PLL5_CLK = 0,
MXC_PLL2_PFD0_CLK,
MXC_PLL2_PFD2_CLK,
MXC_MMDC_CH1_CLK,
MXC_PLL3_SW_CLK,
};
enum enet_freq {
ENET_25MHZ,
ENET_50MHZ,
@ -70,4 +78,5 @@ int enable_lcdif_clock(u32 base_addr);
void enable_qspi_clk(int qspi_num);
void enable_thermal_clk(void);
void mxs_set_lcdclk(u32 base_addr, u32 freq);
void select_ldb_di_clock_source(enum ldb_di_clock clk);
#endif /* __ASM_ARCH_CLOCK_H */

1
arch/arm/include/asm/arch-mx6/imx-regs.h
View File

@ -274,6 +274,7 @@
#define IP2APB_TZASC1_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x50000)
#ifdef CONFIG_MX6UL
#define QSPI0_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x60000)
#define UART6_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x7C000)
#elif defined(CONFIG_MX6SX)
#define SAI1_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x54000)
#define AUDMUX_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x58000)

173
board/ge/bx50v3/bx50v3.c
View File

@ -25,8 +25,13 @@
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
#include <i2c.h>
#include <pwm.h>
DECLARE_GLOBAL_DATA_PTR;
#define NC_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
PAD_CTL_HYS)
#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
PAD_CTL_SRE_FAST | PAD_CTL_HYS)
@ -324,6 +329,8 @@ static iomux_v3_cfg_t const backlight_pads[] = {
/* Backlight enable for LVDS display */
MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL),
#define LVDS_BACKLIGHT_GP IMX_GPIO_NR(1, 0)
/* backlight PWM brightness control */
MX6_PAD_SD1_DAT3__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
};
static void do_enable_hdmi(struct display_info_t const *dev)
@ -390,55 +397,117 @@ struct display_info_t const displays[] = {{
} } };
size_t display_count = ARRAY_SIZE(displays);
static void setup_display(void)
static void enable_videopll(void)
{
struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
s32 timeout = 100000;
setbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN);
/* set video pll to 910MHz (24MHz * (37+11/12))
* video pll post div to 910/4 = 227.5MHz
*/
clrsetbits_le32(&ccm->analog_pll_video,
BM_ANADIG_PLL_VIDEO_DIV_SELECT |
BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT,
BF_ANADIG_PLL_VIDEO_DIV_SELECT(37) |
BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0));
writel(BF_ANADIG_PLL_VIDEO_NUM_A(11), &ccm->analog_pll_video_num);
writel(BF_ANADIG_PLL_VIDEO_DENOM_B(12), &ccm->analog_pll_video_denom);
clrbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN);
while (timeout--)
if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK)
break;
if (timeout < 0)
printf("Warning: video pll lock timeout!\n");
clrsetbits_le32(&ccm->analog_pll_video,
BM_ANADIG_PLL_VIDEO_BYPASS,
BM_ANADIG_PLL_VIDEO_ENABLE);
}
static void setup_display_b850v3(void)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
int reg;
enable_ipu_clock();
enable_videopll();
/* IPU1 D0 clock is 227.5 / 3.5 = 65MHz */
clrbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV);
imx_setup_hdmi();
reg = readl(&mxc_ccm->CCGR3);
reg |= MXC_CCM_CCGR3_LDB_DI0_MASK;
writel(reg, &mxc_ccm->CCGR3);
/* Set LDB_DI0 as clock source for IPU_DI0 */
clrsetbits_le32(&mxc_ccm->chsccdr,
MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK,
(CHSCCDR_CLK_SEL_LDB_DI0 <<
MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET));
reg = readl(&mxc_ccm->cs2cdr);
reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK |
MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) |
(3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
writel(reg, &mxc_ccm->cs2cdr);
/* Turn on IPU LDB DI0 clocks */
setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK);
reg = readl(&mxc_ccm->cscmr2);
reg |= (MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV);
writel(reg, &mxc_ccm->cscmr2);
enable_ipu_clock();
reg = readl(&mxc_ccm->chsccdr);
reg |= (CHSCCDR_CLK_SEL_LDB_DI0
<< MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
writel(reg, &mxc_ccm->chsccdr);
writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES |
IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW |
IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG |
IOMUXC_GPR2_DATA_WIDTH_CH1_24BIT |
IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT |
IOMUXC_GPR2_SPLIT_MODE_EN_MASK |
IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0 |
IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0,
&iomux->gpr[2]);
reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES
| IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH
| IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW
| IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG
| IOMUXC_GPR2_DATA_WIDTH_CH1_24BIT
| IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG
| IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT
| IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0
| IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0;
writel(reg, &iomux->gpr[2]);
clrbits_le32(&iomux->gpr[3],
IOMUXC_GPR3_LVDS0_MUX_CTL_MASK |
IOMUXC_GPR3_LVDS1_MUX_CTL_MASK |
IOMUXC_GPR3_HDMI_MUX_CTL_MASK);
}
reg = readl(&iomux->gpr[3]);
reg = (reg & ~(IOMUXC_GPR3_LVDS0_MUX_CTL_MASK |
IOMUXC_GPR3_LVDS1_MUX_CTL_MASK |
IOMUXC_GPR3_HDMI_MUX_CTL_MASK))
| (IOMUXC_GPR3_MUX_SRC_IPU1_DI0
<< IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET)
| (IOMUXC_GPR3_MUX_SRC_IPU1_DI0
<< IOMUXC_GPR3_LVDS1_MUX_CTL_OFFSET);
writel(reg, &iomux->gpr[3]);
static void setup_display_bx50v3(void)
{
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
/* When a reset/reboot is performed the display power needs to be turned
* off for atleast 500ms. The boot time is ~300ms, we need to wait for
* an additional 200ms here. Unfortunately we use external PMIC for
* doing the reset, so can not differentiate between POR vs soft reset
*/
mdelay(200);
/* IPU1 DI0 clock is 480/7 = 68.5 MHz */
setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV);
/* Set LDB_DI0 as clock source for IPU_DI0 */
clrsetbits_le32(&mxc_ccm->chsccdr,
MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK,
(CHSCCDR_CLK_SEL_LDB_DI0 <<
MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET));
/* Turn on IPU LDB DI0 clocks */
setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK);
enable_ipu_clock();
writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES |
IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT |
IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0,
&iomux->gpr[2]);
clrsetbits_le32(&iomux->gpr[3],
IOMUXC_GPR3_LVDS0_MUX_CTL_MASK,
(IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET));
/* backlights off until needed */
imx_iomux_v3_setup_multiple_pads(backlight_pads,
@ -467,6 +536,12 @@ int board_eth_init(bd_t *bis)
static iomux_v3_cfg_t const misc_pads[] = {
MX6_PAD_KEY_ROW2__GPIO4_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NC_PAD_CTRL),
MX6_PAD_EIM_CS0__GPIO2_IO23 | MUX_PAD_CTRL(NC_PAD_CTRL),
MX6_PAD_EIM_CS1__GPIO2_IO24 | MUX_PAD_CTRL(NC_PAD_CTRL),
MX6_PAD_EIM_OE__GPIO2_IO25 | MUX_PAD_CTRL(NC_PAD_CTRL),
MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NC_PAD_CTRL),
MX6_PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NC_PAD_CTRL),
};
#define SUS_S3_OUT IMX_GPIO_NR(4, 11)
#define WIFI_EN IMX_GPIO_NR(6, 14)
@ -478,7 +553,14 @@ int board_early_init_f(void)
setup_iomux_uart();
#if defined(CONFIG_VIDEO_IPUV3)
if (IS_ENABLED(CONFIG_TARGET_GE_B850V3))
/* Set LDB clock to Video PLL */
select_ldb_di_clock_source(MXC_PLL5_CLK);
else
/* Set LDB clock to USB PLL */
select_ldb_di_clock_source(MXC_PLL3_SW_CLK);
#endif
return 0;
}
@ -487,7 +569,10 @@ int board_init(void)
gpio_direction_output(SUS_S3_OUT, 1);
gpio_direction_output(WIFI_EN, 1);
#if defined(CONFIG_VIDEO_IPUV3)
setup_display();
if (IS_ENABLED(CONFIG_TARGET_GE_B850V3))
setup_display_b850v3();
else
setup_display_bx50v3();
#endif
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
@ -520,9 +605,17 @@ int board_late_init(void)
* as per specifications from CHI MEI */
mdelay(250);
/* enable backlight PWM 1 */
pwm_init(0, 0, 0);
/* duty cycle 5000000ns, period: 5000000ns */
pwm_config(0, 5000000, 5000000);
/* Backlight Power */
gpio_direction_output(LVDS_BACKLIGHT_GP, 1);
pwm_enable(0);
return 0;
}

15
board/technexion/pico-imx6ul/Kconfig 100644
View File

@ -0,0 +1,15 @@
if TARGET_PICO_IMX6UL
config SYS_BOARD
default "pico-imx6ul"
config SYS_VENDOR
default "technexion"
config SYS_SOC
default "mx6"
config SYS_CONFIG_NAME
default "pico-imx6ul"
endif

7
board/technexion/pico-imx6ul/MAINTAINERS 100644
View File

@ -0,0 +1,7 @@
Technexion PICO-IMX6UL board
M: Richard Hu <richard.hu@technexion.com>
M: Fabio Estevam <fabio.estevam@nxp.com>
S: Maintained
F: board/technexion/pico-imx6ul/
F: include/configs/pico-imx6ul.h
F: configs/pico-imx6ul_defconfig

7
board/technexion/pico-imx6ul/Makefile 100644
View File

@ -0,0 +1,7 @@
# (C) Copyright 2015 Technexion Ltd.
# (C) Copyright 2015 Freescale Semiconductor, Inc.
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y := pico-imx6ul.o

97
board/technexion/pico-imx6ul/imximage.cfg 100644
View File

@ -0,0 +1,97 @@
/*
* Copyright (C) 2015 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*
* Refer docs/README.imxmage for more details about how-to configure
* and create imximage boot image
*
* The syntax is taken as close as possible with the kwbimage
*/
#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 0x020E04B4 0x000C0000
DATA 4 0x020E04AC 0x00000000
DATA 4 0x020E027C 0x00000030
DATA 4 0x020E0250 0x00000030
DATA 4 0x020E024C 0x00000030
DATA 4 0x020E0490 0x00000030
DATA 4 0x020E0288 0x00000030
DATA 4 0x020E0270 0x00000000
DATA 4 0x020E0260 0x00000030
DATA 4 0x020E0264 0x00000030
DATA 4 0x020E04A0 0x00000030
DATA 4 0x020E0494 0x00020000
DATA 4 0x020E0280 0x00000030
DATA 4 0x020E0284 0x00000030
DATA 4 0x020E04B0 0x00020000
DATA 4 0x020E0498 0x00000030
DATA 4 0x020E04A4 0x00000030
DATA 4 0x020E0244 0x00000030
DATA 4 0x020E0248 0x00000030
DATA 4 0x021B001C 0x00008000
DATA 4 0x021B0800 0xA1390003
DATA 4 0x021B080C 0x00000000
DATA 4 0x021B083C 0x01380134
DATA 4 0x021B0848 0x40404244
DATA 4 0x021B0850 0x40405050
DATA 4 0x021B081C 0x33333333
DATA 4 0x021B0820 0x33333333
DATA 4 0x021B082C 0xf3333333
DATA 4 0x021B0830 0xf3333333
DATA 4 0x021B08C0 0x00921012
DATA 4 0x021B08b8 0x00000800
DATA 4 0x021B0004 0x0002002D
DATA 4 0x021B0008 0x00333030
DATA 4 0x021B000C 0x676B52F3
DATA 4 0x021B0010 0xB66D8B63
DATA 4 0x021B0014 0x01FF00DB
DATA 4 0x021B0018 0x00201740
DATA 4 0x021B001C 0x00008000
DATA 4 0x021B002C 0x000026D2
DATA 4 0x021B0030 0x006B1023
DATA 4 0x021B0040 0x00000047
DATA 4 0x021B0000 0x83180000
DATA 4 0x021B001C 0x02008032
DATA 4 0x021B001C 0x00008033
DATA 4 0x021B001C 0x00048031
DATA 4 0x021B001C 0x15208030
DATA 4 0x021B001C 0x04008040
DATA 4 0x021B0020 0x00000800
DATA 4 0x021B0818 0x00000227
DATA 4 0x021B0004 0x0002552D
DATA 4 0x021B0404 0x00011006
DATA 4 0x021B001C 0x00000000

119
board/technexion/pico-imx6ul/pico-imx6ul.c 100644
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@ -0,0 +1,119 @@
/*
* Copyright (C) 2015 Technexion Ltd.
*
* Author: Richard Hu <richard.hu@technexion.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
#include <asm/arch/iomux.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/crm_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/io.h>
#include <common.h>
#include <fsl_esdhc.h>
#include <linux/sizes.h>
#include <usb.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 OTG_ID_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)
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
return 0;
}
static iomux_v3_cfg_t const uart6_pads[] = {
MX6_PAD_CSI_MCLK__UART6_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
MX6_PAD_CSI_PIXCLK__UART6_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
};
static iomux_v3_cfg_t const usdhc1_pads[] = {
MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_NAND_READY_B__USDHC1_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_NAND_CE0_B__USDHC1_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_NAND_CE1_B__USDHC1_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6_PAD_NAND_CLE__USDHC1_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
};
static iomux_v3_cfg_t const usb_otg_pad[] = {
MX6_PAD_GPIO1_IO00__ANATOP_OTG1_ID | MUX_PAD_CTRL(OTG_ID_PAD_CTRL),
};
static void setup_iomux_uart(void)
{
imx_iomux_v3_setup_multiple_pads(uart6_pads, ARRAY_SIZE(uart6_pads));
}
static void setup_usb(void)
{
imx_iomux_v3_setup_multiple_pads(usb_otg_pad, ARRAY_SIZE(usb_otg_pad));
}
static struct fsl_esdhc_cfg usdhc_cfg[1] = {
{USDHC1_BASE_ADDR},
};
int board_mmc_getcd(struct mmc *mmc)
{
return 1;
}
int board_mmc_init(bd_t *bis)
{
imx_iomux_v3_setup_multiple_pads(usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
}
int board_early_init_f(void)
{
setup_iomux_uart();
return 0;
}
int board_usb_phy_mode(int port)
{
return USB_INIT_DEVICE;
}
int board_init(void)
{
/* Address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
setup_usb();
return 0;
}
int checkboard(void)
{
puts("Board: PICO-IMX6UL-EMMC\n");
return 0;
}

5
configs/pico-imx6ul_defconfig 100644
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CONFIG_ARM=y
CONFIG_ARCH_MX6=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/technexion/pico-imx6ul/imximage.cfg"
CONFIG_TARGET_PICO_IMX6UL=y
CONFIG_OF_LIBFDT=y

3
include/configs/ge_bx50v3.h
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@ -325,6 +325,9 @@
#define CONFIG_IMX_HDMI
#define CONFIG_IMX_VIDEO_SKIP
#define CONFIG_PWM_IMX
#define CONFIG_IMX6_PWM_PER_CLK 66000000
#undef CONFIG_CMD_PCI
#ifdef CONFIG_CMD_PCI
#define CONFIG_PCI

140
include/configs/pico-imx6ul.h 100644
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/*
* Copyright (C) 2015 Technexion Ltd.
*
* Configuration settings for the Technexion PICO-IMX6UL-EMMC board.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __PICO_IMX6UL_CONFIG_H
#define __PICO_IMX6UL_CONFIG_H
#include <asm/arch/imx-regs.h>
#include <linux/sizes.h>
#include "mx6_common.h"
#include <asm/imx-common/gpio.h>
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (16 * SZ_1M)
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_MXC_UART
#define CONFIG_MXC_UART_BASE UART6_BASE_ADDR
/* MMC Configs */
#define CONFIG_FSL_USDHC
#define CONFIG_FSL_ESDHC
#define CONFIG_SYS_FSL_ESDHC_ADDR USDHC1_BASE_ADDR
#define CONFIG_MMC
#define CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
#define CONFIG_SUPPORT_EMMC_BOOT
/* USB Configs */
#define 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_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
#define CONFIG_MXC_USB_FLAGS 0
#define CONFIG_USB_MAX_CONTROLLER_COUNT 1 /* Only OTG1 port enabled */
#define CONFIG_CI_UDC
#define CONFIG_USBD_HS
#define CONFIG_USB_GADGET_DUALSPEED
#define CONFIG_USB_GADGET
#define CONFIG_CMD_USB_MASS_STORAGE
#define CONFIG_USB_FUNCTION_MASS_STORAGE
#define CONFIG_USB_GADGET_DOWNLOAD
#define CONFIG_USB_GADGET_VBUS_DRAW 2
#define CONFIG_G_DNL_VENDOR_NUM 0x0525
#define CONFIG_G_DNL_PRODUCT_NUM 0xa4a5
#define CONFIG_G_DNL_MANUFACTURER "FSL"
#define CONFIG_G_DNL_VENDOR_NUM 0x0525
#define CONFIG_G_DNL_PRODUCT_NUM 0xa4a5
#define CONFIG_G_DNL_MANUFACTURER "FSL"
#define CONFIG_DEFAULT_FDT_FILE "imx6ul-pico-hobbit.dtb"
#define CONFIG_SYS_MMC_IMG_LOAD_PART 1
#define CONFIG_EXTRA_ENV_SETTINGS \
"image=zImage\0" \
"console=ttymxc5\0" \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
"fdt_addr=0x83000000\0" \
"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
"mmcautodetect=yes\0" \
"mmcargs=setenv bootargs console=${console},${baudrate} " \
"root=${mmcroot}\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 run loadfdt; then " \
"bootz ${loadaddr} - ${fdt_addr}; " \
"else " \
"echo WARN: Cannot load the DT; " \
"fi;\0"
#define CONFIG_BOOTCOMMAND \
"if mmc rescan; then " \
"if run loadimage; then " \
"run mmcboot; " \
"else run netboot; " \
"fi; " \
"else run netboot; fi"
#define CONFIG_CMD_MEMTEST
#define CONFIG_SYS_MEMTEST_START 0x80000000
#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_MEMTEST_START + SZ_128M
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
#define CONFIG_SYS_HZ 1000
#define CONFIG_CMDLINE_EDITING
#define CONFIG_STACKSIZE SZ_128K
/* Physical Memory Map */
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR
#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 SZ_8K
#define CONFIG_ENV_IS_IN_MMC
#define CONFIG_ENV_OFFSET (8 * SZ_64K)
#define CONFIG_SYS_MMC_ENV_DEV 0
#define CONFIG_SYS_MMC_ENV_PART 0
#define CONFIG_MMCROOT "/dev/mmcblk0p2"
#define CONFIG_CMD_BOOTZ
#define CONFIG_CMD_CACHE
#endif /* __PICO_IMX6UL_CONFIG_H */