[U-Boot] [PATCH 8/8] Add support for the NXP LS1021A-TSN board
Bin Meng
bmeng.cn at gmail.com
Sat Jul 13 05:05:05 UTC 2019
Hi Vladimir,
On Mon, Jun 24, 2019 at 1:50 AM Vladimir Oltean <olteanv at gmail.com> wrote:
>
> From: Jianchao Wang <jianchao.wang at nxp.com>
>
> The LS1021A-TSN is a development board built by VVDN/Argonboards in
> partnership with NXP.
>
> It features the LS1021A SoC and the first-generation SJA1105T Ethernet
> switch for prototyping implementations of a subset of IEEE 802.1 TSN
> standards.
>
> Supported boot media: microSD card (via SPL), QSPI flash.
>
> Rev. A of the board uses a Spansion S25FL512S_256K serial flash, which
> is 64 MB in size and has an erase sector size of 256KB (therefore,
> flashing the RCW would erase part of U-boot).
nits: U-Boot
>
> Rev. B and C of the board use a Spansion S25FL256S1 serial flash, which
> is only 32 MB in size but has an erase sector size of 64KB (therefore
> the RCW image can be flashed without erasing U-boot).
ditto
>
> To avoid the problems above, the U-boot base address has been selected
ditto
> at 0x100000 (the start of the 5th 256KB erase sector), which works for
> all board revisions. Actually 0x40000 would have been enough, but
> 0x100000 is common for all Layerscape devices.
>
> eTSEC3 is connecting directly to SJA1105 via an RGMII fixed-link, but
> SJA1105 is currently not supported by uboot. Therefore, eTSEC3 is
> disabled.
>
> Signed-off-by: Xiaoliang Yang <xiaoliang.yang at nxp.com>
> Signed-off-by: Mingkai Hu <mingkai.hu at nxp.com>
> Signed-off-by: Jianchao Wang <jianchao.wang at nxp.com>
> Signed-off-by: Changming Huang <jerry.huang at nxp.com>
>
> [Vladimir] Code taken from https://github.com/openil/u-boot (which
> itself is mostly copied from ls1021a-iot) and adapted with the following
> changes:
>
> - Add a008850 errata workaround
> - Converted eTSEC, MMC to DM to avoid all build warnings
> - Plugged in distro boot feature, including support for extlinux.conf
> - Added defconfig for QSPI boot
> - Added the board/freescale/ls1021atsn/README.rst for initial setup
>
> Signed-off-by: Vladimir Oltean <olteanv at gmail.com>
> ---
> arch/arm/Kconfig | 14 +
> arch/arm/dts/Makefile | 2 +-
> arch/arm/dts/ls1021a-tsn.dts | 77 ++++
> board/freescale/ls1021atsn/Kconfig | 18 +
> board/freescale/ls1021atsn/MAINTAINERS | 8 +
> board/freescale/ls1021atsn/Makefile | 3 +
> board/freescale/ls1021atsn/README.rst | 96 +++++
> board/freescale/ls1021atsn/ls1021atsn.c | 291 +++++++++++++++
> board/freescale/ls1021atsn/ls102xa_pbi.cfg | 15 +
> board/freescale/ls1021atsn/ls102xa_rcw_sd.cfg | 8 +
> configs/ls1021atsn_qspi_defconfig | 76 ++++
> configs/ls1021atsn_sdcard_defconfig | 85 +++++
> include/configs/ls1021atsn.h | 346 ++++++++++++++++++
> 13 files changed, 1038 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm/dts/ls1021a-tsn.dts
> create mode 100644 board/freescale/ls1021atsn/Kconfig
> create mode 100644 board/freescale/ls1021atsn/MAINTAINERS
> create mode 100644 board/freescale/ls1021atsn/Makefile
> create mode 100644 board/freescale/ls1021atsn/README.rst
> create mode 100644 board/freescale/ls1021atsn/ls1021atsn.c
> create mode 100644 board/freescale/ls1021atsn/ls102xa_pbi.cfg
> create mode 100644 board/freescale/ls1021atsn/ls102xa_rcw_sd.cfg
> create mode 100644 configs/ls1021atsn_qspi_defconfig
> create mode 100644 configs/ls1021atsn_sdcard_defconfig
> create mode 100644 include/configs/ls1021atsn.h
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 01ff57cf1bec..5edac7ea2bd5 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1327,6 +1327,19 @@ config TARGET_LS1021ATWR
> select SUPPORT_SPL
> imply SCSI
>
> +config TARGET_LS1021ATSN
> + bool "Support ls1021atsn"
> + select ARCH_LS1021A
> + select ARCH_SUPPORT_PSCI
> + select BOARD_EARLY_INIT_F
> + select BOARD_LATE_INIT
> + select CPU_V7A
> + select CPU_V7_HAS_NONSEC
> + select CPU_V7_HAS_VIRT
> + select LS1_DEEP_SLEEP
> + select SUPPORT_SPL
> + imply SCSI
> +
> config TARGET_LS1021AIOT
> bool "Support ls1021aiot"
> select ARCH_LS1021A
> @@ -1693,6 +1706,7 @@ source "board/freescale/ls1028a/Kconfig"
> source "board/freescale/ls1021aqds/Kconfig"
> source "board/freescale/ls1043aqds/Kconfig"
> source "board/freescale/ls1021atwr/Kconfig"
> +source "board/freescale/ls1021atsn/Kconfig"
> source "board/freescale/ls1021aiot/Kconfig"
> source "board/freescale/ls1046aqds/Kconfig"
> source "board/freescale/ls1043ardb/Kconfig"
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 528fb909d5b0..28590b0c5530 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -325,7 +325,7 @@ dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb
> dtb-$(CONFIG_ARCH_LS1021A) += ls1021a-qds-duart.dtb \
> ls1021a-qds-lpuart.dtb \
> ls1021a-twr-duart.dtb ls1021a-twr-lpuart.dtb \
> - ls1021a-iot-duart.dtb
> + ls1021a-iot-duart.dtb ls1021a-tsn.dtb
> dtb-$(CONFIG_FSL_LSCH3) += fsl-ls2080a-qds.dtb \
> fsl-ls2080a-rdb.dtb \
> fsl-ls2081a-rdb.dtb \
> diff --git a/arch/arm/dts/ls1021a-tsn.dts b/arch/arm/dts/ls1021a-tsn.dts
> new file mode 100644
> index 000000000000..f633074099dc
> --- /dev/null
> +++ b/arch/arm/dts/ls1021a-tsn.dts
> @@ -0,0 +1,77 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/* Copyright 2016-2018 NXP Semiconductors
> + * Copyright 2019 Vladimir Oltean <olteanv at gmail.com>
> + */
> +
> +/dts-v1/;
> +#include "ls1021a.dtsi"
> +
> +/ {
> + model = "NXP LS1021A-TSN Board";
> +
> + aliases {
> + enet0-sgmii-phy = &sgmii_phy2;
> + enet1-sgmii-phy = &sgmii_phy1;
> + spi0 = &qspi;
> + spi1 = &dspi1;
> + };
> +};
> +
> +&enet0 {
> + tbi-handle = <&tbi0>;
> + phy-handle = <&sgmii_phy2>;
> + phy-mode = "sgmii";
> + status = "okay";
> +};
> +
> +&enet1 {
> + tbi-handle = <&tbi1>;
> + phy-handle = <&sgmii_phy1>;
> + phy-mode = "sgmii";
> + status = "okay";
> +};
> +
> +&i2c0 {
> + status = "okay";
> +};
> +
> +&mdio0 {
> + /* AR8031 */
> + sgmii_phy1: ethernet-phy at 1 {
> + reg = <0x1>;
> + };
> +
> + /* AR8031 */
> + sgmii_phy2: ethernet-phy at 2 {
> + reg = <0x2>;
> + };
> +
> + /* SGMII PCS for enet0 */
> + tbi0: tbi-phy at 1f {
> + reg = <0x1f>;
> + device_type = "tbi-phy";
> + };
> +};
> +
> +&mdio1 {
> + /* SGMII PCS for enet1 */
> + tbi1: tbi-phy at 1f {
> + reg = <0x1f>;
> + device_type = "tbi-phy";
> + };
> +};
> +
> +&qspi {
> + bus-num = <0>;
> + status = "okay";
> +
> + flash at 0 {
> + compatible = "spi-flash";
> + spi-max-frequency = <20000000>;
> + reg = <0>;
> + };
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> diff --git a/board/freescale/ls1021atsn/Kconfig b/board/freescale/ls1021atsn/Kconfig
> new file mode 100644
> index 000000000000..d999fa469002
> --- /dev/null
> +++ b/board/freescale/ls1021atsn/Kconfig
> @@ -0,0 +1,18 @@
> +# SPDX-License-Identifier: GPL-2.0
> +if TARGET_LS1021ATSN
> +
> +config SYS_BOARD
> + default "ls1021atsn"
> +
> +config SYS_VENDOR
> + default "freescale"
> +
> +config SYS_SOC
> + default "ls102xa"
> +
> +config SYS_CONFIG_NAME
> + default "ls1021atsn"
> +
> +source "board/freescale/common/Kconfig"
> +
> +endif
> diff --git a/board/freescale/ls1021atsn/MAINTAINERS b/board/freescale/ls1021atsn/MAINTAINERS
> new file mode 100644
> index 000000000000..560bb615d2fe
> --- /dev/null
> +++ b/board/freescale/ls1021atsn/MAINTAINERS
> @@ -0,0 +1,8 @@
> +NXP LS1021A-TSN Board
> +M: Vladimir Oltean <olteanv at gmail.com>
> +S: Maintained
> +F: arch/arm/dts/ls1021a-tsn.dts
> +F: board/freescale/ls1021atsn/
> +F: include/configs/ls1021atsn.h
> +F: configs/ls1021atsn_qspi_defconfig
> +F: configs/ls1021atsn_sdcard_defconfig
> diff --git a/board/freescale/ls1021atsn/Makefile b/board/freescale/ls1021atsn/Makefile
> new file mode 100644
> index 000000000000..b4808f05e8e0
> --- /dev/null
> +++ b/board/freescale/ls1021atsn/Makefile
> @@ -0,0 +1,3 @@
> +# SPDX-License-Identifier: GPL-2.0
> +obj-y += ls1021atsn.o
> +obj-$(CONFIG_ARMV7_PSCI) += ../ls1021atwr/psci.o
> diff --git a/board/freescale/ls1021atsn/README.rst b/board/freescale/ls1021atsn/README.rst
> new file mode 100644
> index 000000000000..e986f460c4d4
> --- /dev/null
> +++ b/board/freescale/ls1021atsn/README.rst
> @@ -0,0 +1,96 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +LS1021A-TSN Board Overview
> +==========================
> +
> + - 1GB DDR3 at 800 MHz
> + - Spansion/Cypress 64 MB (Rev. A) / 32 MB (Rev. B and C) QSPI NOR flash
> + - Ethernet
> + - 2 SGMII 10/100/1G Ethernet ports (Atheros AR8031)
> + - One SJA1105T switch with 4 Ethernet ports (Broadcom BCM5464R)
> + - One internal RGMII port connected to the switch
> + - SDHC
> + - microSDHC/SDXC connector
> + - Other I/O
> + - One Serial port
> + - Arduino and expansion headers
> + - mPCIE slot
> + - SATA port
> + - USB3.0 port
> +
> +LS1021A Memory map
> +==================
> +
> +The addresses in brackets are physical addresses.
> +
> +============== ============== ============================== =======
> +Start Address End Address Description Size
> +============== ============== ============================== =======
> +0x00_0000_0000 0x00_000F_FFFF Secure Boot ROM 1MB
> +0x00_0100_0000 0x00_0FFF_FFFF CCSRBAR 240MB
> +0x00_1000_0000 0x00_1000_FFFF OCRAM0 64KB
> +0x00_1001_0000 0x00_1001_FFFF OCRAM1 64KB
> +0x00_2000_0000 0x00_20FF_FFFF DCSR 16MB
> +0x00_4000_0000 0x00_5FFF_FFFF QSPI 512MB
> +0x00_6000_0000 0x00_67FF_FFFF IFC - NOR Flash 128MB
> +0x00_8000_0000 0x00_FFFF_FFFF DRAM1 2GB
> +============== ============== ============================== =======
> +
> +Compiling and flashing
> +======================
> +
> +The LS1021A-TSN board comes along with a microSD card with OpenIL U-boot.
nits: U-Boot
> +That will be used to update the internal QSPI flash, as well as
> +
> +To compile and flash an SD card image::
> +
> + make ls1021atsn_sdcard_defconfig && make -j 8 && sudo cp u-boot-with-spl-pbl.bin /srv/tftpboot/
> + => tftp 0x82000000 u-boot-with-spl-pbl.bin && mmc rescan && mmc erase 8 0x1100 && mmc write 0x82000000 8 0x1100
> +
> +For the QSPI flash, first obtain the Reset Configuration Word binary for
> +bootimg from the QSPI flash from the rcw project
> +(https://source.codeaurora.org/external/qoriq/qoriq-components/rcw)::
> +
> + make -j 8 && sudo cp ls1021atsn/SSR_PNS_30/rcw_1200_qspiboot.bin.swapped /srv/tftpboot/
> +
> +The above RCW binary takes care of swapping the QSPI AMBA memory, so that the
> +U-boot binary does not need to be swapped when flashing it.
nits: U-Boot
> +
> +To compile and flash a U-boot image for QSPI::
ditto
> +
> + make ls1021atsn_qspi_defconfig && make -j 8 && sudo cp u-boot.bin /srv/tftpboot/
> +
> +Then optionally create a custom uboot-env.txt file (although the default
> +environment already supports distro boot) and convert it to binary format::
> +
> + mkenvimage -s 2M -o /srv/tftpboot/uboot-env.bin uboot-env.txt
> +
> +To program the QSPI flash with the images::
> +
> + => tftp 0x82000000 rcw_1000_qspiboot.bin.swapped && sf probe && sf erase 0x0 +${filesize} && sf write 0x82000000 0x0 ${filesize}
> + => tftp 0x82000000 u-boot.bin && sf probe && sf erase 0x100000 +${filesize} && sf write 0x82000000 0x100000 ${filesize}
> + => tftp 0x82000000 uboot-env.bin && sf probe && sf erase 0x400000 +${filesize} && sf write 0x82000000 0x400000 ${filesize}
> +
> +The boards contain an AT24 I2C EEPROM that is supposed to hold the MAC
> +addresses of the Ethernet interfaces, however the EEPROM comes blank out of
> +the factory, and the MAC addresses are printed on a label on the bottom of
> +the boards.
> +
> +To write the MAC addresses to the EEPROM, the following needs to be done once::
> +
> + => mac id
> + => mac 0 00:1F:7B:xx:xx:xx
> + => mac 1 00:1F:7B:xx:xx:xx
> + => mac 2 00:1F:7B:xx:xx:xx
> + => mac save
> +
> +The switch ports do not have their own MAC address - they inherit it from the
> +master enet2 port.
> +
> +Known issues and limitations
> +============================
> +
> +- The 4 SJA1105 switch ports are not functional in U-boot for now.
nits: U-Boot
> +- Since the IFC pins are multiplexed with QSPI on LS1021A, currently there is
> + no way to talk to the CPLD for e.g. running the "qixis_reset" command, or
> + turning the fan on, etc.
> diff --git a/board/freescale/ls1021atsn/ls1021atsn.c b/board/freescale/ls1021atsn/ls1021atsn.c
> new file mode 100644
> index 000000000000..84c2af142956
> --- /dev/null
> +++ b/board/freescale/ls1021atsn/ls1021atsn.c
> @@ -0,0 +1,291 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/* Copyright 2016-2019 NXP Semiconductors
> + */
> +#include <common.h>
> +#include <i2c.h>
> +#include <asm/io.h>
> +#include <asm/arch/immap_ls102xa.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/fsl_serdes.h>
> +#include <asm/arch-ls102xa/ls102xa_soc.h>
> +#include <asm/arch/ls102xa_devdis.h>
> +#include <asm/arch/ls102xa_soc.h>
> +#include <hwconfig.h>
> +#include <mmc.h>
> +#include <fsl_csu.h>
> +#include <fsl_esdhc.h>
> +#include <fsl_ifc.h>
> +#include <fsl_immap.h>
> +#include <netdev.h>
> +#include <spl.h>
> +#include "../common/sleep.h"
> +#ifdef CONFIG_U_QE
> +#include <fsl_qe.h>
> +#endif
> +#include <fsl_validate.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +void cpld_show(void)
This should be static.
> +{
> + struct ccsr_gur *dcfg = (struct ccsr_gur *)CONFIG_SYS_FSL_GUTS_ADDR;
> + u32 cpldrev;
> + int major;
> + int minor;
> +
> + cpldrev = in_be32(&dcfg->gpporcr1);
> + major = (cpldrev >> 28) & 0xf;
> + minor = (cpldrev >> 24) & 0xf;
> +
> + printf("CPLD: V%d.%d\n", major, minor);
> +}
> +
> +int checkboard(void)
> +{
> + puts("Board: LS1021ATSN\n");
> + cpld_show();
> + return 0;
> +}
> +
> +void ddrmc_init(void)
This should be static.
> +{
> + struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
> + u32 temp_sdram_cfg, tmp;
> +
> + out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
> +
> + out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
> + out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
> +
> + out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
> + out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
> + out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
> + out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
> + out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
> + out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
> +
> +#ifdef CONFIG_DEEP_SLEEP
> + if (is_warm_boot()) {
> + out_be32(&ddr->sdram_cfg_2,
> + DDR_SDRAM_CFG_2 & ~SDRAM_CFG2_D_INIT);
> + out_be32(&ddr->init_addr, CONFIG_SYS_SDRAM_BASE);
> + out_be32(&ddr->init_ext_addr, (1 << 31));
> +
> + /* DRAM VRef will not be trained */
> + out_be32(&ddr->ddr_cdr2,
> + DDR_DDR_CDR2 & ~DDR_CDR2_VREF_TRAIN_EN);
> + } else
> +#endif
> + {
> + out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
> + out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
> + }
> +
> + out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
> + out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
> +
> + out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
> +
> + out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
> +
> + out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
> + out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
> +
> + out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
> +
> + out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
> + out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
> +
> + out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
> +
> + /* DDR erratum A-009942 */
> + tmp = in_be32(&ddr->debug[28]);
> + out_be32(&ddr->debug[28], tmp | 0x0070006f);
> +
> + udelay(1);
> +
> +#ifdef CONFIG_DEEP_SLEEP
> + if (is_warm_boot()) {
> + /* enter self-refresh */
> + temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
> + temp_sdram_cfg |= SDRAM_CFG2_FRC_SR;
> + out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
> +
> + temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN | SDRAM_CFG_BI);
> + } else
> +#endif
> + temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI);
> +
> + out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg);
> +
> +#ifdef CONFIG_DEEP_SLEEP
> + if (is_warm_boot()) {
> + /* exit self-refresh */
> + temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
> + temp_sdram_cfg &= ~SDRAM_CFG2_FRC_SR;
> + out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
> + }
> +#endif
> +}
> +
> +int dram_init(void)
> +{
> +#if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
> + ddrmc_init();
> +#endif
> +
> + erratum_a008850_post();
> +
> + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
> +
> +#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
> + fsl_dp_resume();
> +#endif
> +
> + return 0;
> +}
> +
> +int board_eth_init(bd_t *bis)
> +{
> + return pci_eth_init(bis);
> +}
> +
> +int board_early_init_f(void)
> +{
> + struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
> +
> +#ifdef CONFIG_TSEC_ENET
> + /* Clear BD & FR bits for big endian BD's and frame data (aka set
> + * correct eTSEC endianness). This is crucial in ensuring that it does
> + * not report Data Parity Errors in its RX/TX FIFOs when attempting to
> + * send traffic.
> + */
> + clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
> + /* EC3_GTX_CLK125 (of enet2) used for all RGMII interfaces */
> + out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
> +#endif
> +
> +#ifdef CONFIG_FSL_IFC
> + init_early_memctl_regs();
> +#endif
> +
> + arch_soc_init();
> +
> +#if defined(CONFIG_DEEP_SLEEP)
> + if (is_warm_boot()) {
> + timer_init();
> + dram_init();
> + }
> +#endif
> +
> + return 0;
> +}
> +
> +#ifdef CONFIG_SPL_BUILD
> +void board_init_f(ulong dummy)
> +{
> + void (*second_uboot)(void);
> +
> + /* Clear the BSS */
> + memset(__bss_start, 0, __bss_end - __bss_start);
> +
> + get_clocks();
> +
> +#if defined(CONFIG_DEEP_SLEEP)
> + if (is_warm_boot())
> + fsl_dp_disable_console();
> +#endif
> +
> + preloader_console_init();
> +
> + dram_init();
> +
> + /* Allow OCRAM access permission as R/W */
> +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
> + enable_layerscape_ns_access();
> + enable_layerscape_ns_access();
> +#endif
> +
> + /*
> + * if it is woken up from deep sleep, then jump to second
> + * stage uboot and continue executing without recopying
> + * it from SD since it has already been reserved in memory
> + * in last boot.
> + */
> + if (is_warm_boot()) {
> + second_uboot = (void (*)(void))CONFIG_SYS_TEXT_BASE;
> + second_uboot();
> + }
> +
> + board_init_r(NULL, 0);
> +}
> +#endif
> +
> +int board_init(void)
> +{
> +#ifndef CONFIG_SYS_FSL_NO_SERDES
> + fsl_serdes_init();
> +#endif
> + ls102xa_smmu_stream_id_init();
> +
> +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
> + enable_layerscape_ns_access();
> +#endif
> +
> +#ifdef CONFIG_U_QE
> + u_qe_init();
> +#endif
> +
> + return 0;
> +}
> +
> +#if defined(CONFIG_SPL_BUILD)
> +void spl_board_init(void)
> +{
> + ls102xa_smmu_stream_id_init();
> +}
> +#endif
> +
> +#ifdef CONFIG_BOARD_LATE_INIT
> +int board_late_init(void)
> +{
> +#ifdef CONFIG_CHAIN_OF_TRUST
> + fsl_setenv_chain_of_trust();
> +#endif
> +
> + return 0;
> +}
> +#endif
> +
> +#if defined(CONFIG_MISC_INIT_R)
> +int misc_init_r(void)
> +{
> +#ifdef CONFIG_FSL_DEVICE_DISABLE
> + device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
> +#endif
> +
> +#ifdef CONFIG_FSL_CAAM
> + return sec_init();
> +#endif
> +}
> +#endif
> +
> +#if defined(CONFIG_DEEP_SLEEP)
> +void board_sleep_prepare(void)
> +{
> +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
> + enable_layerscape_ns_access();
> +#endif
> +}
> +#endif
> +
> +int ft_board_setup(void *blob, bd_t *bd)
> +{
> + ft_cpu_setup(blob, bd);
> +
> +#ifdef CONFIG_PCI
> + ft_pci_setup(blob, bd);
> +#endif
> +
> + return 0;
> +}
[snip]
Regards,
Bin
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