[PATCH 2/2] i2c:aspeed:support ast2600 i2c new register mode driver

Andrew Lunn andrew at lunn.ch
Wed Mar 23 23:37:32 AEDT 2022


On Wed, Mar 23, 2022 at 08:40:09AM +0800, ryan_chen wrote:
> Add i2c new register mode driver to support AST2600 i2c
> new register set. AST2600 i2c controller have legacy and
> new register mode. The new register mode have global register
> support 4 base clock for scl clock selection, and new clock
> divider mode. And i2c new register mode have separate register
> set to control i2c master and slave.
> 
> Signed-off-by: Ryan Chen <ryan_chen at aspeedtech.com>
> ---
>  drivers/i2c/busses/Kconfig                 |   11 +
>  drivers/i2c/busses/Makefile                |    1 +
>  drivers/i2c/busses/aspeed-i2c-new-global.c |   91 ++
>  drivers/i2c/busses/aspeed-i2c-new-global.h |   19 +
>  drivers/i2c/busses/i2c-new-aspeed.c        | 1698 ++++++++++++++++++++

I always find it funny when somebody uses 'new'. What is the next
version going to be called? 'even-newer', and the version after that
'really-really-new'?

> +static const struct of_device_id aspeed_new_i2c_bus_of_table[] = {
> +	{
> +		.compatible = "aspeed,ast2600-i2c-bus",
> +	},

Given this compatible string, why not call it i2c-aspeed-2600.c, and
remove 'new' everywhere.

       Andrew


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