On Thu, 2020-02-13 at 08:48 +0100, Simon Goldschmidt wrote: > On Wed, Feb 12, 2020 at 10:43 AM Weijie Gao <weijie....@mediatek.com> wrote: > > > > This patch series are divided into two parts: > > > > The main part is to rewrite the whole architecture code of mt7628: > > * Lock parts of the d-cache for initial stack so the rest of the code can > > be reimplemented in C. > > * Memory controller & DDR initialization have been fully written to support > > detecting DDR size automatically. > > * DDR calibration has also been reimplemented with a clear logic. > > * Implemented a new sysreset driver to take advantage of the reset > > controller so we can drop the use of syscon-based sysreset to reduce size. > > > > The second part is to add SPL support for mt7628: > > * With SPL enabled we can build the ROM-bootable and RAM-bootable binary > > simultaneously, and we can drop RAM boot related configs and defconfig > > files. > > * Generate compressed u-boot.bin image for SPL to reduce size of final > > combined binary. > > * Enable DM support for SPL for a more flexible device probing. > > * Add a demo board (mt7628_rfb) aims at router application. > > > > Changes since v2: > > * Dropped a patch which removes unused parts of mt7628a.dtsi > > * Move lzma decompression support to common spl_nor.c > > * Move u-boot,dm-pre-reloc to u-boot-mt7628.dtsi > > > > Changes since v3: > > * Rebased on newest master branch > > * Add a test for binman etype u-boot-lzma-img to make sure binman passes > > 100% > > code coverage > > * Use u-boot-with-spl.bin for SPL-enabled output file > > * Remove unused code from spl_nor loader. > > No changes for v5 (since v4)?
v5 is based on v3, for replacing v4. Because v4 has an obvious mistake. Modifying based on v3 is more clear than on v4. > > Regards, > Simon > > > > > Weijie Gao (20): > > mips: add support to restore exception vector base before booting > > linux > > mips: mtmips: add predefined i-cache/d-cache size and linesize > > mips: add an option to support initialize SRAM for initial stack > > mips: start.S: avoid overwriting outside gd when clearing global data > > in stack > > sysreset: add reset controller based reboot driver > > mips: mtmips: make use of sysreset-resetctrl for mt7628 soc > > configs: enable CONFIG_RESTORE_EXCEPTION_VECTOR_BASE for all mtmips > > boards > > mips: add a mtmips-specific field to architecture-specific global data > > mips: add a option to support not reserving malloc space on initial > > stack > > mips: mtmips: rewrite lowlevel codes of mt7628 > > dts: mtmips: add alternative pinmux node for uart2 > > mips: enable support for appending dtb to spl binary > > mips: add an option to enable u_boot_list section for SPL loaders in > > u-boot-spl.lds > > lib: enable lzma decompression support for SPL build > > Makefile: add support to generate LZMA compressed u-boot image > > tools: binman: add etype file for u-boot-lzma-img > > spl: nor: add lzma decompression support for legacy image > > mips: mtmips: add SPL support > > mips: mtmips: enable SPL for all boards > > mips: mtmips: add support for mt7628-rfb > > > > Makefile | 19 + > > arch/mips/Kconfig | 66 ++++ > > arch/mips/cpu/start.S | 16 +- > > arch/mips/cpu/u-boot-spl.lds | 4 +- > > arch/mips/dts/Makefile | 1 + > > arch/mips/dts/mediatek,mt7628-rfb.dts | 67 ++++ > > arch/mips/dts/mt7628-u-boot.dtsi | 56 +++ > > arch/mips/dts/mt7628a.dtsi | 17 +- > > arch/mips/include/asm/global_data.h | 3 + > > arch/mips/include/asm/u-boot-mips.h | 2 + > > arch/mips/lib/bootm.c | 3 + > > arch/mips/lib/traps.c | 19 + > > arch/mips/mach-mtmips/Kconfig | 135 +++---- > > arch/mips/mach-mtmips/Makefile | 8 +- > > arch/mips/mach-mtmips/cpu.c | 58 +--- > > arch/mips/mach-mtmips/ddr_cal.c | 211 +++++++++++ > > arch/mips/mach-mtmips/ddr_calibrate.c | 309 ----------------- > > arch/mips/mach-mtmips/ddr_init.c | 194 +++++++++++ > > arch/mips/mach-mtmips/include/mach/ddr.h | 52 +++ > > arch/mips/mach-mtmips/include/mach/mc.h | 180 ++++++++++ > > arch/mips/mach-mtmips/include/mach/serial.h | 13 + > > arch/mips/mach-mtmips/lowlevel_init.S | 328 ------------------ > > arch/mips/mach-mtmips/mt7628/Makefile | 6 + > > arch/mips/mach-mtmips/mt7628/ddr.c | 173 +++++++++ > > arch/mips/mach-mtmips/mt7628/init.c | 109 ++++++ > > arch/mips/mach-mtmips/mt7628/lowlevel_init.S | 161 +++++++++ > > arch/mips/mach-mtmips/mt7628/mt7628.h | 104 ++++++ > > arch/mips/mach-mtmips/mt7628/serial.c | 34 ++ > > arch/mips/mach-mtmips/mt76xx.h | 32 -- > > arch/mips/mach-mtmips/spl.c | 44 +++ > > board/gardena/smart-gateway-mt7688/board.c | 2 + > > board/mediatek/mt7628/Kconfig | 12 + > > board/mediatek/mt7628/MAINTAINERS | 7 + > > board/mediatek/mt7628/Makefile | 3 + > > board/mediatek/mt7628/board.c | 8 + > > common/spl/spl_nor.c | 51 ++- > > ...gardena-smart-gateway-mt7688-ram_defconfig | 74 ---- > > .../gardena-smart-gateway-mt7688_defconfig | 14 +- > > configs/linkit-smart-7688-ram_defconfig | 65 ---- > > configs/linkit-smart-7688_defconfig | 14 +- > > configs/mt7628_rfb_defconfig | 46 +++ > > drivers/sysreset/Kconfig | 6 + > > drivers/sysreset/Makefile | 1 + > > drivers/sysreset/sysreset_resetctl.c | 48 +++ > > .../configs/gardena-smart-gateway-mt7688.h | 21 +- > > include/configs/linkit-smart-7688.h | 22 +- > > include/configs/mt7628.h | 56 +++ > > lib/Kconfig | 5 + > > lib/Makefile | 1 + > > tools/binman/README.entries | 15 + > > tools/binman/etype/u_boot_lzma_img.py | 28 ++ > > tools/binman/ftest.py | 7 + > > tools/binman/test/156_u_boot_lzma_img.dts | 11 + > > 53 files changed, 1962 insertions(+), 979 deletions(-) > > create mode 100644 arch/mips/dts/mediatek,mt7628-rfb.dts > > create mode 100644 arch/mips/dts/mt7628-u-boot.dtsi > > create mode 100644 arch/mips/mach-mtmips/ddr_cal.c > > delete mode 100644 arch/mips/mach-mtmips/ddr_calibrate.c > > create mode 100644 arch/mips/mach-mtmips/ddr_init.c > > create mode 100644 arch/mips/mach-mtmips/include/mach/ddr.h > > create mode 100644 arch/mips/mach-mtmips/include/mach/mc.h > > create mode 100644 arch/mips/mach-mtmips/include/mach/serial.h > > delete mode 100644 arch/mips/mach-mtmips/lowlevel_init.S > > create mode 100644 arch/mips/mach-mtmips/mt7628/Makefile > > create mode 100644 arch/mips/mach-mtmips/mt7628/ddr.c > > create mode 100644 arch/mips/mach-mtmips/mt7628/init.c > > create mode 100644 arch/mips/mach-mtmips/mt7628/lowlevel_init.S > > create mode 100644 arch/mips/mach-mtmips/mt7628/mt7628.h > > create mode 100644 arch/mips/mach-mtmips/mt7628/serial.c > > delete mode 100644 arch/mips/mach-mtmips/mt76xx.h > > create mode 100644 arch/mips/mach-mtmips/spl.c > > create mode 100644 board/mediatek/mt7628/Kconfig > > create mode 100644 board/mediatek/mt7628/MAINTAINERS > > create mode 100644 board/mediatek/mt7628/Makefile > > create mode 100644 board/mediatek/mt7628/board.c > > delete mode 100644 configs/gardena-smart-gateway-mt7688-ram_defconfig > > delete mode 100644 configs/linkit-smart-7688-ram_defconfig > > create mode 100644 configs/mt7628_rfb_defconfig > > create mode 100644 drivers/sysreset/sysreset_resetctl.c > > create mode 100644 include/configs/mt7628.h > > create mode 100644 tools/binman/etype/u_boot_lzma_img.py > > create mode 100644 tools/binman/test/156_u_boot_lzma_img.dts > > > > -- > > 2.17.1
