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From: Linus Walleij <linus.walleij@linaro.org>
To: Steven Lee <steven_lee@aspeedtech.com>
Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Rob Herring <robh+dt@kernel.org>, Joel Stanley <joel@jms.id.au>,
	Andrew Jeffery <andrew@aj.id.au>,
	"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@vger.kernel.org>,
	"moderated list:ARM/ASPEED MACHINE SUPPORT" 
	<linux-arm-kernel@lists.infradead.org>,
	"moderated list:ARM/ASPEED MACHINE SUPPORT" 
	<linux-aspeed@lists.ozlabs.org>,
	open list <linux-kernel@vger.kernel.org>,
	Hongwei Zhang <Hongweiz@ami.com>,
	Ryan Chen <ryan_chen@aspeedtech.com>,
	Billy Tsai <billy_tsai@aspeedtech.com>
Subject: Re: [PATCH v6 9/9] gpio: gpio-aspeed-sgpio: Return error if ngpios is not multiple of 8.
Date: Fri, 23 Jul 2021 12:00:28 +0200	[thread overview]
Message-ID: <CACRpkdZkcQyN-JuNF24gHkNOx3uk9PEWD18-0k49fV-UO=ZB2A@mail.gmail.com> (raw)
In-Reply-To: <20210712100317.23298-10-steven_lee@aspeedtech.com>

On Mon, Jul 12, 2021 at 12:04 PM Steven Lee <steven_lee@aspeedtech.com> wrote:

> Add an else-if condition in the probe function to check whether ngpios is
> multiple of 8.
> Per AST datasheet, numbers of available serial GPIO pins in Serial GPIO
> Configuration Register must be n bytes. For instance, if n = 1, it means
> AST SoC supports 8 GPIO pins.
>
> Signed-off-by: Steven Lee <steven_lee@aspeedtech.com>
> Reviewed-by: Andrew Jeffery <andrew@aj.id.au>

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij

  reply	other threads:[~2021-07-23 10:00 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-12 10:03 [PATCH v6 0/9] ASPEED sgpio driver enhancement Steven Lee
2021-07-12 10:03 ` [PATCH v6 1/9] dt-bindings: aspeed-sgpio: Convert txt bindings to yaml Steven Lee
2021-07-23  9:55   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 2/9] dt-bindings: aspeed-sgpio: Add ast2600 sgpio Steven Lee
2021-07-13 22:44   ` Rob Herring
2021-07-23  9:55   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 3/9] ARM: dts: aspeed-g6: Add SGPIO node Steven Lee
2021-07-12 10:03 ` [PATCH v6 4/9] ARM: dts: aspeed-g5: Remove ngpios from sgpio node Steven Lee
2021-07-12 10:03 ` [PATCH v6 5/9] gpio: gpio-aspeed-sgpio: Add AST2600 sgpio support Steven Lee
2021-07-23  9:57   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 6/9] gpio: gpio-aspeed-sgpio: Add set_config function Steven Lee
2021-07-23  9:58   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 7/9] gpio: gpio-aspeed-sgpio: Move irq_chip to aspeed-sgpio struct Steven Lee
2021-07-23  9:59   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 8/9] gpio: gpio-aspeed-sgpio: Use generic device property APIs Steven Lee
2021-07-23  9:59   ` Linus Walleij
2021-07-12 10:03 ` [PATCH v6 9/9] gpio: gpio-aspeed-sgpio: Return error if ngpios is not multiple of 8 Steven Lee
2021-07-23 10:00   ` Linus Walleij [this message]
2021-07-21 13:27 ` [PATCH v6 0/9] ASPEED sgpio driver enhancement Bartosz Golaszewski
2021-07-23  3:16   ` Steven Lee
2021-07-23  7:30     ` Bartosz Golaszewski
2021-08-03  4:48       ` Andrew Jeffery
2021-08-03  5:57         ` Joel Stanley
2021-08-05 19:17           ` Bartosz Golaszewski

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