From: Thierry Reding <thierry.reding@gmail.com>
To: Anson Huang <anson.huang@nxp.com>
Cc: "robh+dt@kernel.org" <robh+dt@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"festevam@gmail.com" <festevam@gmail.com>,
"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
"otavio@ossystems.com.br" <otavio@ossystems.com.br>,
Leonard Crestez <leonard.crestez@nxp.com>,
Robin Gong <yibin.gong@nxp.com>,
"schnitzeltony@gmail.com" <schnitzeltony@gmail.com>,
"u.kleine-koenig@pengutronix.de" <u.kleine-koenig@pengutronix.de>,
"jan.tuerk@emtrion.com" <jan.tuerk@emtrion.com>,
"linux-pwm@vger.kernel.org" <linux-pwm@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
linux-arm-kernel@lists.infradead.o
Subject: Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support
Date: Thu, 9 May 2019 17:02:57 +0200 [thread overview]
Message-ID: <20190509150257.GD8907@ulmo> (raw)
In-Reply-To: <1557408252-21281-3-git-send-email-Anson.Huang@nxp.com>
[-- Attachment #1: Type: text/plain, Size: 987 bytes --]
On Thu, May 09, 2019 at 01:29:29PM +0000, Anson Huang wrote:
> i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module)
> inside, it can support multiple PWM channels, all the channels
> share same counter and period setting, but each channel can
> configure its duty and polarity independently.
>
> There are several TPM modules in i.MX7ULP, the number of channels
> in TPM modules are different, it can be read from each TPM module's
> PARAM register.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> Changes since V11:
> - ONLY add function comment to pwm_imx_tpm_round_state(), no code change.
> ---
> drivers/pwm/Kconfig | 11 ++
> drivers/pwm/Makefile | 1 +
> drivers/pwm/pwm-imx-tpm.c | 448 ++++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 460 insertions(+)
> create mode 100644 drivers/pwm/pwm-imx-tpm.c
Applied, thanks.
Thierry
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WARNING: multiple messages have this Message-ID (diff)
From: Thierry Reding <thierry.reding@gmail.com>
To: Anson Huang <anson.huang@nxp.com>
Cc: "mark.rutland@arm.com" <mark.rutland@arm.com>,
"linux-pwm@vger.kernel.org" <linux-pwm@vger.kernel.org>,
Robin Gong <yibin.gong@nxp.com>,
"schnitzeltony@gmail.com" <schnitzeltony@gmail.com>,
"otavio@ossystems.com.br" <otavio@ossystems.com.br>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"jan.tuerk@emtrion.com" <jan.tuerk@emtrion.com>,
"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
dl-linux-imx <linux-imx@nxp.com>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"u.kleine-koenig@pengutronix.de" <u.kleine-koenig@pengutronix.de>,
Leonard Crestez <leonard.crestez@nxp.com>,
"festevam@gmail.com" <festevam@gmail.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support
Date: Thu, 9 May 2019 17:02:57 +0200 [thread overview]
Message-ID: <20190509150257.GD8907@ulmo> (raw)
In-Reply-To: <1557408252-21281-3-git-send-email-Anson.Huang@nxp.com>
[-- Attachment #1.1: Type: text/plain, Size: 987 bytes --]
On Thu, May 09, 2019 at 01:29:29PM +0000, Anson Huang wrote:
> i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module)
> inside, it can support multiple PWM channels, all the channels
> share same counter and period setting, but each channel can
> configure its duty and polarity independently.
>
> There are several TPM modules in i.MX7ULP, the number of channels
> in TPM modules are different, it can be read from each TPM module's
> PARAM register.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> Changes since V11:
> - ONLY add function comment to pwm_imx_tpm_round_state(), no code change.
> ---
> drivers/pwm/Kconfig | 11 ++
> drivers/pwm/Makefile | 1 +
> drivers/pwm/pwm-imx-tpm.c | 448 ++++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 460 insertions(+)
> create mode 100644 drivers/pwm/pwm-imx-tpm.c
Applied, thanks.
Thierry
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WARNING: multiple messages have this Message-ID (diff)
From: Thierry Reding <thierry.reding@gmail.com>
To: Anson Huang <anson.huang@nxp.com>
Cc: "robh+dt@kernel.org" <robh+dt@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"festevam@gmail.com" <festevam@gmail.com>,
"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
"otavio@ossystems.com.br" <otavio@ossystems.com.br>,
Leonard Crestez <leonard.crestez@nxp.com>,
Robin Gong <yibin.gong@nxp.com>,
"schnitzeltony@gmail.com" <schnitzeltony@gmail.com>,
"u.kleine-koenig@pengutronix.de" <u.kleine-koenig@pengutronix.de>,
"jan.tuerk@emtrion.com" <jan.tuerk@emtrion.com>,
"linux-pwm@vger.kernel.org" <linux-pwm@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
dl-linux-imx <linux-imx@nxp.com>
Subject: Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support
Date: Thu, 9 May 2019 17:02:57 +0200 [thread overview]
Message-ID: <20190509150257.GD8907@ulmo> (raw)
In-Reply-To: <1557408252-21281-3-git-send-email-Anson.Huang@nxp.com>
[-- Attachment #1: Type: text/plain, Size: 987 bytes --]
On Thu, May 09, 2019 at 01:29:29PM +0000, Anson Huang wrote:
> i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module)
> inside, it can support multiple PWM channels, all the channels
> share same counter and period setting, but each channel can
> configure its duty and polarity independently.
>
> There are several TPM modules in i.MX7ULP, the number of channels
> in TPM modules are different, it can be read from each TPM module's
> PARAM register.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> Changes since V11:
> - ONLY add function comment to pwm_imx_tpm_round_state(), no code change.
> ---
> drivers/pwm/Kconfig | 11 ++
> drivers/pwm/Makefile | 1 +
> drivers/pwm/pwm-imx-tpm.c | 448 ++++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 460 insertions(+)
> create mode 100644 drivers/pwm/pwm-imx-tpm.c
Applied, thanks.
Thierry
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next prev parent reply other threads:[~2019-05-09 15:02 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-09 13:29 [PATCH V12 0/5] Add i.MX7ULP EVK PWM backlight support Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` [PATCH V12 1/5] dt-bindings: pwm: Add i.MX TPM PWM binding Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 15:02 ` Thierry Reding
2019-05-09 15:02 ` Thierry Reding
2019-05-09 15:02 ` Thierry Reding
2019-05-09 13:29 ` [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 15:02 ` Thierry Reding [this message]
2019-05-09 15:02 ` Thierry Reding
2019-05-09 15:02 ` Thierry Reding
2019-05-09 13:29 ` [PATCH V12 3/5] ARM: imx_v6_v7_defconfig: Add TPM PWM support by default Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` [PATCH V12 4/5] ARM: dts: imx7ulp: Add tpm pwm support Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` [PATCH V12 5/5] ARM: dts: imx7ulp-evk: Add backlight support Anson Huang
2019-05-09 13:29 ` Anson Huang
2019-05-09 13:29 ` Anson Huang
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