2020-02-18 16:40:15

by J. Neuschäfer

Subject: [PATCH] docs: arm: tcm: Fix a few typos

Signed-off-by: Jonathan Neuschäfer <[email protected]>
---
Documentation/arm/tcm.rst | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/arm/tcm.rst b/Documentation/arm/tcm.rst
index effd9c7bc968..b256f9783883 100644
--- a/Documentation/arm/tcm.rst
+++ b/Documentation/arm/tcm.rst
@@ -4,18 +4,18 @@ ARM TCM (Tightly-Coupled Memory) handling in Linux

Written by Linus Walleij <[email protected]>

-Some ARM SoC:s have a so-called TCM (Tightly-Coupled Memory).
+Some ARM SoCs have a so-called TCM (Tightly-Coupled Memory).
This is usually just a few (4-64) KiB of RAM inside the ARM
processor.

-Due to being embedded inside the CPU The TCM has a
+Due to being embedded inside the CPU, the TCM has a
Harvard-architecture, so there is an ITCM (instruction TCM)
and a DTCM (data TCM). The DTCM can not contain any
instructions, but the ITCM can actually contain data.
The size of DTCM or ITCM is minimum 4KiB so the typical
minimum configuration is 4KiB ITCM and 4KiB DTCM.

-ARM CPU:s have special registers to read out status, physical
+ARM CPUs have special registers to read out status, physical
location and size of TCM memories. arch/arm/include/asm/cputype.h
defines a CPUID_TCM register that you can read out from the
system control coprocessor. Documentation from ARM can be found
--
2.20.1

2020-02-19 09:43:29

by Jonathan Corbet

Subject: Re: [PATCH] docs: arm: tcm: Fix a few typos

On Tue, 18 Feb 2020 17:38:25 +0100
Jonathan Neuschäfer <[email protected]> wrote:

> Signed-off-by: Jonathan Neuschäfer <[email protected]>
> ---
> Documentation/arm/tcm.rst | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/arm/tcm.rst b/Documentation/arm/tcm.rst
> index effd9c7bc968..b256f9783883 100644
> --- a/Documentation/arm/tcm.rst
> +++ b/Documentation/arm/tcm.rst
> @@ -4,18 +4,18 @@ ARM TCM (Tightly-Coupled Memory) handling in Linux
>
> Written by Linus Walleij <[email protected]>
>
> -Some ARM SoC:s have a so-called TCM (Tightly-Coupled Memory).
> +Some ARM SoCs have a so-called TCM (Tightly-Coupled Memory).
> This is usually just a few (4-64) KiB of RAM inside the ARM
> processor.
>
> -Due to being embedded inside the CPU The TCM has a
> +Due to being embedded inside the CPU, the TCM has a
> Harvard-architecture, so there is an ITCM (instruction TCM)
> and a DTCM (data TCM). The DTCM can not contain any
> instructions, but the ITCM can actually contain data.
> The size of DTCM or ITCM is minimum 4KiB so the typical
> minimum configuration is 4KiB ITCM and 4KiB DTCM.
>
> -ARM CPU:s have special registers to read out status, physical
> +ARM CPUs have special registers to read out status, physical
> location and size of TCM memories. arch/arm/include/asm/cputype.h
> defines a CPUID_TCM register that you can read out from the
> system control coprocessor. Documentation from ARM can be found

Applied, thanks.

jon