[PATCH v7 1/3] Documentation: common clk API
mturquette at ti.com
Fri Mar 16 22:33:04 UTC 2012
On Fri, Mar 16, 2012 at 3:21 PM, Paul Walmsley <paul at pwsan.com> wrote:
> From: Paul Walmsley <paul at pwsan.com>
> Date: Fri, 16 Mar 2012 16:06:30 -0600
> Subject: [PATCH] clk: mark the common clk code as EXPERIMENTAL for now
> Mark the common clk code as depending on CONFIG_EXPERIMENTAL. The API
> is not well-defined and both it and the underlying mechanics are likely
> to need significant changes to support non-trivial uses of the rate
> changing code, such as DVFS with external I/O devices. So any platforms
> that switch their implementation over to this may need to revise much
> of their driver code and revalidate their implementations until the
> behavior of the code is better-defined.
> A good time for removing this EXPERIMENTAL designation would be after at
> least two platforms that do DVFS on groups of external I/O devices have
> ported their clock implementations over to the common clk code.
> Signed-off-by: Paul Walmsley <paul at pwsan.com>
> Cc: Mike Turquette <mturquette at ti.com>
ACK. This will set some reasonable expectations while things are in flux.
Arnd are you willing to take this in?
> drivers/clk/Kconfig | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
> diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
> index 2eaf17e..a0a83de 100644
> --- a/drivers/clk/Kconfig
> +++ b/drivers/clk/Kconfig
> @@ -12,6 +12,7 @@ config HAVE_MACH_CLKDEV
> menuconfig COMMON_CLK
> bool "Common Clock Framework"
> select HAVE_CLK_PREPARE
> + depends on EXPERIMENTAL
> The common clock framework is a single definition of struct
> clk, useful across many platforms, as well as an
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