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2018-05-29riscv: cpu: nx25: Rename as ax25Rick Chen
Andes has rearranged the product combinations. nx25 and ax25 both are RISC-V architecture cpu core. But ax25 has MMU unit inside, and nx25 is not. Cpu nx25 and platform ae250 are arranged in pairs. Cpu ax25 and platform ae350 are arranged in pairs. This patch will rename nx25 as ax25 ae250 as ae350 nx25-ae250 as ax25-ae350 including filename, variable, string and definition. Then u-boot can boot linux kernel in ae350 platform reasonably. Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com> Cc: Greentime Hu <green.hu@gmail.com>
2018-05-29SPDX: Convert single license tags to Linux Kernel styleRick Chen
Fix license tags problem after apply patchs about riscv: Enable efi_loader support. Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com> Cc: Greentime Hu <green.hu@gmail.com>
2018-05-29riscv: Add board_quiesce_devices stubAlexander Graf
This patch adds an empty stub for board_quiesce_devices() which allows boards to quiesce their devices before we boot into an OS in a platform agnostic way. Signed-off-by: Alexander Graf <agraf@suse.de>
2018-05-29riscv: Add setjmp/longjmp codeAlexander Graf
To support efi_loader we need to have platform support for setjmp/longjmp. Add it here. Signed-off-by: Alexander Graf <agraf@suse.de>
2018-05-15riscv: Define PLATFORM__CLEAR_BIT for generic_clear_bit()Bryan O'Donoghue
riscv bitops.h provides a __clear_bit() but does not define PLATFORM__CLEAR_BIT as a result generic_clear_bit() is used instead of the architecturally provided __clear_bit(). This patch defines PLATFORM__CLEAR_BIT which means that __clear_bit() in riscv bitops.h will be called whenever generic_clear_bit() is called - as opposed to the default cross-platform generic_clear_bit(). Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie> Cc: Rick Chen <rick@andestech.com> Cc: Greentime Hu <green.hu@gmail.com>
2018-05-15riscv: Define PLATFORM__SET_BIT for generic_set_bit()Bryan O'Donoghue
riscv bitops.h provides a __set_bit() but does not define PLATFORM__SET_BIT as a result generic_set_bit() is used instead of the architecturally provided __set_bit(). This patch defines PLATFORM__SET_BIT which means that __set_bit() in x86 bitops.h will be called whenever generic_set_bit() is called - as opposed to the default cross-platform generic_set_bit(). Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie> Cc: Rick Chen <rick@andestech.com> Cc: Greentime Hu <green.hu@gmail.com>
2018-05-07SPDX: Convert all of our single license tags to Linux Kernel styleTom Rini
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
2018-03-30riscv: bootm: Remove ATAGSRick Chen
ATAGS is not supported and will be replaced by DT in riscv-linux. So can be removed now. Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com>
2018-03-30riscv: checkpatch: Fix alignment should match open parenthesisRick Chen
It is reported by checkpatch.pl. CHECK: Alignment should match open parenthesis Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com>
2018-03-30riscv: checkpatch: Fix use of volatileRick Chen
It is reported by checkpatch.pl WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com>
2018-03-30riscv: checkpatch: Fix Macro argument reuseRick Chen
It is CHECK reported by checkpatch.pl CHECK: Macro argument reuse 'PTE' - possible side-effects? Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com>
2018-01-12riscv: nx25: include: Add header files to support RISC-VRick Chen
Add header files for RISC-V. Cache, ptregs, data type and other definitions are included. Signed-off-by: Rick Chen <rick@andestech.com> Signed-off-by: Rick Chen <rickchen36@gmail.com> Signed-off-by: Greentime Hu <green.hu@gmail.com>