From: Dario Binacchi <dariobin@libero.it> To: linux-kernel@vger.kernel.org Cc: Dario Binacchi <dariobin@libero.it>, Haojian Zhuang <haojian.zhuang@linaro.org>, Linus Walleij <linus.walleij@linaro.org>, Tony Lindgren <tony@atomide.com>, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-omap@vger.kernel.org Subject: [PATCH] pinctrl: single: config: enable the pin's input Date: Fri, 14 May 2021 18:38:18 +0200 [thread overview] Message-ID: <20210514163818.12178-1-dariobin@libero.it> (raw) It enables / disables the input buffer. As explained in the description of 'enum pin_config_param' this does not affect the pin's ability to drive output. Signed-off-by: Dario Binacchi <dariobin@libero.it> --- drivers/pinctrl/pinctrl-single.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 2c9c9835f375..4e7cdb9ee855 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -534,6 +534,7 @@ static int pcs_pinconf_get(struct pinctrl_dev *pctldev, case PIN_CONFIG_DRIVE_STRENGTH: case PIN_CONFIG_SLEW_RATE: case PIN_CONFIG_MODE_LOW_POWER: + case PIN_CONFIG_INPUT_ENABLE: default: *config = data; break; @@ -572,6 +573,7 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev, case PIN_CONFIG_DRIVE_STRENGTH: case PIN_CONFIG_SLEW_RATE: case PIN_CONFIG_MODE_LOW_POWER: + case PIN_CONFIG_INPUT_ENABLE: shift = ffs(func->conf[i].mask) - 1; data &= ~func->conf[i].mask; data |= (arg << shift) & func->conf[i].mask; @@ -918,6 +920,7 @@ static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np, static const struct pcs_conf_type prop2[] = { { "pinctrl-single,drive-strength", PIN_CONFIG_DRIVE_STRENGTH, }, { "pinctrl-single,slew-rate", PIN_CONFIG_SLEW_RATE, }, + { "pinctrl-single,input-enable", PIN_CONFIG_INPUT_ENABLE, }, { "pinctrl-single,input-schmitt", PIN_CONFIG_INPUT_SCHMITT, }, { "pinctrl-single,low-power-mode", PIN_CONFIG_MODE_LOW_POWER, }, }; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Dario Binacchi <dariobin@libero.it> To: linux-kernel@vger.kernel.org Cc: Dario Binacchi <dariobin@libero.it>, Haojian Zhuang <haojian.zhuang@linaro.org>, Linus Walleij <linus.walleij@linaro.org>, Tony Lindgren <tony@atomide.com>, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-omap@vger.kernel.org Subject: [PATCH] pinctrl: single: config: enable the pin's input Date: Fri, 14 May 2021 18:38:18 +0200 [thread overview] Message-ID: <20210514163818.12178-1-dariobin@libero.it> (raw) It enables / disables the input buffer. As explained in the description of 'enum pin_config_param' this does not affect the pin's ability to drive output. Signed-off-by: Dario Binacchi <dariobin@libero.it> --- drivers/pinctrl/pinctrl-single.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 2c9c9835f375..4e7cdb9ee855 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -534,6 +534,7 @@ static int pcs_pinconf_get(struct pinctrl_dev *pctldev, case PIN_CONFIG_DRIVE_STRENGTH: case PIN_CONFIG_SLEW_RATE: case PIN_CONFIG_MODE_LOW_POWER: + case PIN_CONFIG_INPUT_ENABLE: default: *config = data; break; @@ -572,6 +573,7 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev, case PIN_CONFIG_DRIVE_STRENGTH: case PIN_CONFIG_SLEW_RATE: case PIN_CONFIG_MODE_LOW_POWER: + case PIN_CONFIG_INPUT_ENABLE: shift = ffs(func->conf[i].mask) - 1; data &= ~func->conf[i].mask; data |= (arg << shift) & func->conf[i].mask; @@ -918,6 +920,7 @@ static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np, static const struct pcs_conf_type prop2[] = { { "pinctrl-single,drive-strength", PIN_CONFIG_DRIVE_STRENGTH, }, { "pinctrl-single,slew-rate", PIN_CONFIG_SLEW_RATE, }, + { "pinctrl-single,input-enable", PIN_CONFIG_INPUT_ENABLE, }, { "pinctrl-single,input-schmitt", PIN_CONFIG_INPUT_SCHMITT, }, { "pinctrl-single,low-power-mode", PIN_CONFIG_MODE_LOW_POWER, }, }; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2021-05-14 16:46 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-05-14 16:38 Dario Binacchi [this message] 2021-05-14 16:38 ` [PATCH] pinctrl: single: config: enable the pin's input Dario Binacchi 2021-05-18 6:08 ` Tony Lindgren 2021-05-18 6:08 ` Tony Lindgren 2021-05-18 9:01 ` Dario Binacchi 2021-05-18 9:01 ` Dario Binacchi 2021-05-18 20:19 ` Dario Binacchi 2021-05-18 20:19 ` Dario Binacchi
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20210514163818.12178-1-dariobin@libero.it \ --to=dariobin@libero.it \ --cc=haojian.zhuang@linaro.org \ --cc=linus.walleij@linaro.org \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-gpio@vger.kernel.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-omap@vger.kernel.org \ --cc=tony@atomide.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.