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2021-04-28Add "snps,dw-apb-uart" in uart8250 driver.Tekkaman Ninja1-0/+1
This patch add "snps,dw-apb-uart".compatible ID in uart8250 driver for StarFive VIC-7100. Signed-off-by: Tekkaman Ninja <tekkamanninja@163.com>
2021-01-07lib: utils: Fix shakti uart implementationVijai Kumar K1-2/+6
Fix uart_putc implementation. Due to a bug in the IP, this went unnoticed. Use macros instead of magic numbers to make the code more readable. Signed-off-by: Vijai Kumar K <vijai@behindbytes.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
2020-06-19platform: Add support for Shakti C-class SoC from IIT-MVijai Kumar K4-0/+83
C-Class is a member of the SHAKTI family of processors from Indian Institute of Technology - Madras(IIT-M). It is an extremely configurable and commercial-grade 5-stage in-order core supporting the standard RV64GCSUN ISA extensions. https://gitlab.com/shaktiproject/cores/c-class/blob/master/README.md We add OpenSBI support for Shakti C-class SoC. Signed-off-by: Vijai Kumar K <vijai@behindbytes.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
2020-05-23lib: utils: Extend fdt_find_match() ImplementationAnup Patel1-1/+1
We extend fdt_find_match() implementation by adding node offset parameter which represents the first node to match from. The improved fdt_find_match() can be used to find multiple match nodes. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
2020-05-01lib: utils: Add simple FDT serial frameworkAnup Patel5-0/+214
We add simple serial framework which will select and use serial driver based on details in FDT passed by previous booting stage. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
2020-05-01lib: utils/serial: Skip baudrate config if input frequency is zeroAnup Patel2-5/+10
We should skip baudrate config for UART8250 and SiFive UART when input frequency is zero. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
2020-03-10lib: serial: Fix coding style issuesBin Meng2-11/+11
This fixes various coding style issues found in the serial codes. No functional changes. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
2020-03-10lib: Sort build objects in alphabetical orderBin Meng1-1/+1
Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
2019-06-19platform: Enable all drivers by default.Atish Patra1-2/+2
The drivers and libfdt are built as libsbiutils.a instead of libplatsbi.a. libsbiutils.a are not built per platform specific. Thus, enable all drivers by default. Signed-off-by: Atish Patra <atish.patra@wdc.com> Acked-by: Anup Patel <anup.patel@wdc.com>
2019-06-19platform: Move platform common to lib/utils.Atish Patra3-0/+233
Currently, platform/common contains platform/non-platform specific common minimal drivers and libraries. This is helpful is all platforms are built within opensbi framework. Move them to lib/utils so that any external platform code also can reuse the minimalistic drivers or other common libraries. This patch doesn't introduce any functional changes. Signed-off-by: Atish Patra <atish.patra@wdc.com> Acked-by: Anup Patel <anup.patel@wdc.com>
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