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Message-ID: <32ddaa7b-53a8-d61f-d526-b545bd561337@linux.intel.com>
Date: Tue, 20 Jun 2023 17:03:53 +0300
From: Jarkko Nikula <jarkko.nikula@...ux.intel.com>
To: William Breathitt Gray <wbg@...nel.org>,
Jonathan Cameron <jic23@...nel.org>,
Bartosz Golaszewski <brgl@...ev.pl>
Cc: Linus Walleij <linus.walleij@...aro.org>,
Lars-Peter Clausen <lars@...afoo.de>,
linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-gpio@...r.kernel.org, andy.shevchenko@...il.com,
William Breathitt Gray <william.gray@...aro.org>
Subject: Re: [PATCH 1/3] counter: i8254: Introduce the Intel 8254 interface
library module
Hi
On 6/8/23 17:43, William Breathitt Gray wrote:
> On Sun, Apr 16, 2023 at 01:36:53PM -0400, William Breathitt Gray wrote:
>> Exposes consumer library functions providing support for interfaces
>> compatible with the venerable Intel 8254 Programmable Interval Timer
>> (PIT).
>>
>> The Intel 8254 PIT first appeared in the early 1980s and was used
>> initially in IBM PC compatibles. The popularity of the original Intel
>> 825x family of chips led to many subsequent variants and clones of the
>> interface in various chips and integrated circuits. Although still
>> popular, interfaces compatible with the Intel 8254 PIT are nowdays
>> typically found embedded in larger VLSI processing chips and FPGA
>> components rather than as discrete ICs.
>>
>> A CONFIG_I8254 Kconfig option is introduced by this patch. Modules
>> wanting access to these i8254 library functions should select this
>> Kconfig option, and import the I8254 symbol namespace.
>>
>> Signed-off-by: William Breathitt Gray <william.gray@...aro.org>
>
> I've queued this patch to the counter-next branch of my Counter tree.
>
> Jonathan, Bart, I've created an immutable branch with just this patch
> for you to pull which should allow you each to merge the other patch in
> this patchset for your respective tree.
>
I noticed this patch cause in linux-next "Counter support" submenu to
disappear and its menu entries are listed directly in "Device Drivers" menu.
Then I wonder why the CONFIG_I8254 has the help text defined since
drivers should select it.
Or was the idea something like below?
diff --git a/drivers/counter/Kconfig b/drivers/counter/Kconfig
index bca21df51168..80631b5b0fc6 100644
--- a/drivers/counter/Kconfig
+++ b/drivers/counter/Kconfig
@@ -10,9 +10,10 @@ menuconfig COUNTER
interface. You only need to enable this, if you also want to
enable
one or more of the counter device drivers below.
+if COUNTER
+
config I8254
- tristate
- select COUNTER
+ tristate "i8254 interface library"
select REGMAP
help
Enables support for the i8254 interface library functions.
The i8254
@@ -25,8 +26,6 @@ config I8254
If built as a module its name will be i8254.
-if COUNTER
-
config 104_QUAD_8
tristate "ACCES 104-QUAD-8 driver"
depends on (PC104 && X86) || COMPILE_TEST
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