Pull request: u-boot-riscv/master 20200825

[uboot at andestech.com]

Hi Tom,

Please pull some riscv updates:

- Sipeed Maix support S-mode.
- Provide command sbi.
- Use fdtdec_get_addr_size_auto_parent to get fu540 cache base address.
- Fix a compiler error with CONFIG_SPL_SMP=n.
- Fix sifive ram driver 32 compiler warnings.
- Fix kendryte/pll.h redefine nop() warning.

Thanks
Rick

https://travis-ci.org/github/rickchen36/u-boot-riscv/builds/720564636

The following changes since commit 1aa3966173fe92fa3c46638ee8eb8b8491f521d6:

  Merge tag 'u-boot-clk-24Aug2020' of https://gitlab.denx.de/u-boot/custodians/u-boot-clk (2020-08-24 09:06:02 -0400)

are available in the Git repository at:

  git at gitlab.denx.de:u-boot/custodians/u-boot-riscv.git

for you to fetch changes up to c92b50a44b95e706b9c0c97544bd7504fe6d36e9:

  cmd: provide command sbi (2020-08-25 09:34:47 +0800)

----------------------------------------------------------------
Bin Meng (2):
      riscv: fu540: Use correct API to get L2 cache controller base address
      ram: sifive: Fix compiler warnings for 32-bit

Heinrich Schuchardt (4):
      clk: kendryte/pll.h: do not redefine nop()
      riscv: fix building with CONFIG_SPL_SMP=n
      configs: defconfig for Sipeed Maix in S-mode
      cmd: provide command sbi

 arch/riscv/cpu/fu540/cache.c        |  3 ++-
 arch/riscv/include/asm/sbi.h        |  2 ++
 arch/riscv/lib/sbi.c                | 36 ++++++++++++++++++++++++++++++++++++
 arch/riscv/lib/spl.c                |  2 +-
 board/sipeed/maix/MAINTAINERS       |  2 +-
 cmd/Kconfig                         |  6 ++++++
 cmd/riscv/Makefile                  |  1 +
 cmd/riscv/sbi.c                     | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 configs/sipeed_maix_smode_defconfig | 10 ++++++++++
 doc/board/sipeed/maix.rst           | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 drivers/ram/sifive/fu540_ddr.c      |  4 ++--
 include/kendryte/pll.h              |  5 +++++
 12 files changed, 197 insertions(+), 5 deletions(-)
 create mode 100644 cmd/riscv/sbi.c
 create mode 100644 configs/sipeed_maix_smode_defconfig