[U-Boot] [PATCH 0/9] Consolidate ARM timer code

Lukasz Majewski
2013-09-09T07:13:10Z

Hi Rob,

> From: Rob Herring <rob.herring@calxeda.com>
>
> Much of the ARM timer code is re-implemented for each platform yet it
> is all pretty much the same code.
>
> This series introduces a common implementation of timer functions and
> simplifies the platform code down to 2 or 3 config defines. It is
> intended for platforms with 32-bit freerunning timers. I've converted
> a couple of platforms as an example, but there are many more still
> that can be converted. This probably could be extended to work with
> 16-bit timers as well.

I'm wondering if we could also move the Exynos related timer code
to ./arch/arm/lib/time.c?

Anyway, Rob very good idea!

>
> I've compiled all ARM boards, but only tested on highbank.
>
> Rob
>
> Rob Herring (9):
> ARM: add common timer functions
> examples: enable gc-sections option
> time: create default __udelay
> ARM: highbank: convert to common timer code
> ARM: mx25: convert to common timer code
> ARM: mx27: convert to common timer code
> ARM: vexpress: convert to common timer code
> ARM: socfpga: convert to common timer code
> ARM: tegra: convert to common timer code
>
> arch/arm/cpu/arm926ejs/mx25/timer.c | 117
> --------------------------------
> arch/arm/cpu/arm926ejs/mx27/timer.c | 110
> ------------------------------
> arch/arm/cpu/armv7/highbank/timer.c | 83 ----------------------
> arch/arm/cpu/armv7/socfpga/timer.c | 72 --------------------
> arch/arm/cpu/tegra-common/Makefile | 2 +-
> arch/arm/cpu/tegra-common/timer.c | 95
> -------------------------- arch/arm/lib/Makefile
> | 2 +- arch/arm/lib/time.c | 59
> ++++++++++++++++ board/armltd/vexpress/vexpress_common.c | 71
> ------------------- examples/api/Makefile | 2 +-
> include/configs/highbank.h | 4 ++
> include/configs/imx27lite-common.h | 3 +
> include/configs/mx25pdk.h | 3 +
> include/configs/socfpga_cyclone5.h | 3 +-
> include/configs/tegra-common.h | 3 +
> include/configs/tx25.h | 2 +
> include/configs/vexpress_common.h | 4 ++
> include/configs/zmx25.h | 3 +
> lib/time.c | 21 ++++++ 19 files
> changed, 107 insertions(+), 552 deletions(-) delete mode 100644
> arch/arm/cpu/tegra-common/timer.c create mode 100644
> arch/arm/lib/time.c
>

--
Best regards,

Lukasz Majewski

Samsung R&D Institute Poland (SRPOL) | Linux Platform Group