[PATCH v4] board: purism: add the Purism Librem5 phone
Alper Nebi Yasak
alpernebiyasak at gmail.com
Wed Apr 27 22:43:26 CEST 2022
On 25/04/2022 20:06, Angus Ainslie wrote:
> Initial commit of Librem5 u-boot and SPL
>
> Signed-off-by: Angus Ainslie <angus at akkea.ca>
> Co-developed-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak at puri.sm>
> Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak at puri.sm>
> ---
>
> All of the pre-requisite patches for this board are now upstream or in review.
>
> Changes since v3:
>
> Dropped unused MMCROOT
> Rebased on u-boot-imx
> Needs this patch to supress SPL warnings
> https://lists.denx.de/pipermail/u-boot/2022-April/482369.html
>
> Changes since v2:
>
> Cleanup Kconfig symbols used in librem5.h
> Cleanup various checkpatch issues
> Drop some un-used functions
>
> Changes since v1:
>
> Merged patches into a monolithic board patch
> Using DM drivers for devices in u-boot
> Added USB storage support for uSD rootfs
> Dropped many SPL_BUILD guarded define's
> Fixed documentation index
>
> arch/arm/dts/Makefile | 3 +-
> arch/arm/dts/imx8mq-librem5-r4-u-boot.dtsi | 134 ++
> arch/arm/dts/imx8mq-librem5-r4.dts | 35 +
> arch/arm/dts/imx8mq-librem5.dtsi | 1255 +++++++++++++++++
> arch/arm/mach-imx/imx8m/Kconfig | 9 +
> board/purism/librem5/Kconfig | 15 +
> board/purism/librem5/MAINTAINERS | 8 +
> board/purism/librem5/Makefile | 13 +
> board/purism/librem5/imximage-8mq-lpddr4.cfg | 8 +
> board/purism/librem5/librem5.c | 425 ++++++
> board/purism/librem5/librem5.h | 181 +++
> board/purism/librem5/lpddr4_timing.c | 1324 ++++++++++++++++++
> board/purism/librem5/lpddr4_timing_b0.c | 1191 ++++++++++++++++
> board/purism/librem5/spl.c | 593 ++++++++
> configs/librem5_defconfig | 142 ++
> doc/board/index.rst | 1 +
> doc/board/purism/index.rst | 9 +
> doc/board/purism/librem5.rst | 60 +
> include/configs/librem5.h | 113 ++
> 19 files changed, 5518 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm/dts/imx8mq-librem5-r4-u-boot.dtsi
> create mode 100644 arch/arm/dts/imx8mq-librem5-r4.dts
> create mode 100644 arch/arm/dts/imx8mq-librem5.dtsi
> create mode 100644 board/purism/librem5/Kconfig
> create mode 100644 board/purism/librem5/MAINTAINERS
> create mode 100644 board/purism/librem5/Makefile
> create mode 100644 board/purism/librem5/imximage-8mq-lpddr4.cfg
> create mode 100644 board/purism/librem5/librem5.c
> create mode 100644 board/purism/librem5/librem5.h
> create mode 100644 board/purism/librem5/lpddr4_timing.c
> create mode 100644 board/purism/librem5/lpddr4_timing_b0.c
> create mode 100644 board/purism/librem5/spl.c
> create mode 100644 configs/librem5_defconfig
> create mode 100644 doc/board/purism/index.rst
> create mode 100644 doc/board/purism/librem5.rst
> create mode 100644 include/configs/librem5.h
>
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 90f86e3fca..719fd7db8d 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -937,7 +937,8 @@ dtb-$(CONFIG_ARCH_IMX8M) += \
> imx8mp-venice-gw74xx.dtb \
> imx8mp-verdin.dtb \
> imx8mq-pico-pi.dtb \
> - imx8mq-kontron-pitx-imx8m.dtb
> + imx8mq-kontron-pitx-imx8m.dtb \
> + imx8mq-librem5-r4.dtb
>
> dtb-$(CONFIG_ARCH_IMXRT) += imxrt1050-evk.dtb \
> imxrt1020-evk.dtb
> diff --git a/arch/arm/dts/imx8mq-librem5-r4-u-boot.dtsi b/arch/arm/dts/imx8mq-librem5-r4-u-boot.dtsi
> new file mode 100644
> index 0000000000..e3f780ca75
> --- /dev/null
> +++ b/arch/arm/dts/imx8mq-librem5-r4-u-boot.dtsi
> @@ -0,0 +1,134 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +
> +/ {
> + binman: binman {
> + multiple-images;
> + };
> +};
> +
> +&binman {
> + u-boot-spl-ddr {
> + filename = "u-boot-spl-ddr.bin";
> + pad-byte = <0xff>;
> + align-size = <4>;
> + align = <4>;
> +
> + u-boot-spl {
> + align-end = <4>;
> + };
> +
> + blob_1: blob-ext at 1 {
> + filename = "lpddr4_pmu_train_1d_imem.bin";
> + size = <0x8000>;
> + };
> +
> + blob_2: blob-ext at 2 {
> + filename = "lpddr4_pmu_train_1d_dmem.bin";
> + size = <0x4000>;
> + };
> +
> + blob_3: blob-ext at 3 {
> + filename = "lpddr4_pmu_train_2d_imem.bin";
> + size = <0x8000>;
> + };
> +
> + blob_4: blob-ext at 4 {
> + filename = "lpddr4_pmu_train_2d_dmem.bin";
> + size = <0x4000>;
> + };
> + };
> +
> + spl {
> + filename = "spl.bin";
> +
> + mkimage {
> + args = "-n spl/u-boot-spl.cfgout -T imx8mimage -e 0x7e1000";
> +
> + blob {
> + filename = "u-boot-spl-ddr.bin";
> + };
> + };
> + };
> +
> + itb {
> + filename = "u-boot.itb";
> +
> + fit {
> + description = "Configuration to load ATF before U-Boot";
> + #address-cells = <1>;
> + fit,external-offset = <CONFIG_FIT_EXTERNAL_OFFSET>;
> +
> + images {
> + uboot {
> + description = "U-Boot (64-bit)";
> + type = "standalone";
> + arch = "arm64";
> + compression = "none";
> + load = <CONFIG_SYS_TEXT_BASE>;
> +
> + uboot_blob: blob-ext {
> + filename = "u-boot-nodtb.bin";
> + };
> + };
> +
> + atf {
> + description = "ARM Trusted Firmware";
> + type = "firmware";
> + arch = "arm64";
> + compression = "none";
> + load = <0x910000>;
> + entry = <0x910000>;
> +
> + atf_blob: blob-ext {
> + filename = "bl31.bin";
> + };
> + };
> +
> + fdt {
> + description = "NAME";
> + type = "flat_dt";
> + compression = "none";
> +
> + uboot_fdt_blob: blob-ext {
> + filename = "u-boot.dtb";
> + };
> + };
> + };
> +
> + configurations {
> + default = "conf";
> +
> + conf {
> + description = "NAME";
> + firmware = "uboot";
> + loadables = "atf";
> + fdt = "fdt";
> + };
> + };
> + };
> + };
> +
> + imx-boot {
> + filename = "flash.bin";
> + pad-byte = <0x00>;
> +
> + spl: blob-ext at 1 {
> + offset = <0x0>;
> + filename = "spl.bin";
> + };
> +
> + uboot: blob-ext at 2 {
> + offset = <0x57c00>;
> + filename = "u-boot.itb";
> + };
> + };
> +};
These look mostly the same as imx8mq-u-boot.dtsi, try #include-ing that
instead of duplicating things here.
> +
> +[...]
More information about the U-Boot
mailing list