From: Zhiyong Tao <zhiyong.tao@mediatek.com>
To: <robh+dt@kernel.org>, <linus.walleij@linaro.org>,
<mark.rutland@arm.com>, <matthias.bgg@gmail.com>,
<sean.wang@kernel.org>
Cc: <srv_heupstream@mediatek.com>, <zhiyong.tao@mediatek.com>,
<hui.liu@mediatek.com>, <light.hsieh@mediatek.com>,
<biao.huang@mediatek.com>, <hongzhou.yang@mediatek.com>,
<sean.wang@mediatek.com>, <seiya.wang@mediatek.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-gpio@vger.kernel.org>
Subject: [PATCH v12 2/5] dt-bindings: pinctrl: mt8195: change pull up/down description
Date: Fri, 17 Sep 2021 10:32:13 +0800 [thread overview]
Message-ID: <20210917023216.18384-3-zhiyong.tao@mediatek.com> (raw)
In-Reply-To: <20210917023216.18384-1-zhiyong.tao@mediatek.com>
For supporting SI units in "bias-pull-down" & "bias-pull-up",
Change pull up/down description
Signed-off-by: Zhiyong Tao <zhiyong.tao@mediatek.com>
---
.../bindings/pinctrl/pinctrl-mt8195.yaml | 65 ++++++++++++++++++-
1 file changed, 63 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
index 2f12ec59eee5..e6fc7a2978dc 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
@@ -85,9 +85,70 @@ patternProperties:
2/4/6/8/10/12/14/16mA in mt8195.
enum: [0, 1, 2, 3, 4, 5, 6, 7]
- bias-pull-down: true
+ bias-pull-down:
+ description: |
+ For pull down type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull down type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull down type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm) "75000" & "5000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-up = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <75000>;
+ };
+ };
- bias-pull-up: true
+ bias-pull-up:
+ description: |
+ For pull up type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull up type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull up type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm)
+ "1000" & "1500" & "2000" & "3000" & "4000" & "5000" & "10000" & "75000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <1000>;
+ };
+ };
bias-disable: true
--
2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Zhiyong Tao <zhiyong.tao@mediatek.com>
To: <robh+dt@kernel.org>, <linus.walleij@linaro.org>,
<mark.rutland@arm.com>, <matthias.bgg@gmail.com>,
<sean.wang@kernel.org>
Cc: <srv_heupstream@mediatek.com>, <zhiyong.tao@mediatek.com>,
<hui.liu@mediatek.com>, <light.hsieh@mediatek.com>,
<biao.huang@mediatek.com>, <hongzhou.yang@mediatek.com>,
<sean.wang@mediatek.com>, <seiya.wang@mediatek.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-gpio@vger.kernel.org>
Subject: [PATCH v12 2/5] dt-bindings: pinctrl: mt8195: change pull up/down description
Date: Fri, 17 Sep 2021 10:32:13 +0800 [thread overview]
Message-ID: <20210917023216.18384-3-zhiyong.tao@mediatek.com> (raw)
In-Reply-To: <20210917023216.18384-1-zhiyong.tao@mediatek.com>
For supporting SI units in "bias-pull-down" & "bias-pull-up",
Change pull up/down description
Signed-off-by: Zhiyong Tao <zhiyong.tao@mediatek.com>
---
.../bindings/pinctrl/pinctrl-mt8195.yaml | 65 ++++++++++++++++++-
1 file changed, 63 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
index 2f12ec59eee5..e6fc7a2978dc 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
@@ -85,9 +85,70 @@ patternProperties:
2/4/6/8/10/12/14/16mA in mt8195.
enum: [0, 1, 2, 3, 4, 5, 6, 7]
- bias-pull-down: true
+ bias-pull-down:
+ description: |
+ For pull down type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull down type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull down type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm) "75000" & "5000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-up = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <75000>;
+ };
+ };
- bias-pull-up: true
+ bias-pull-up:
+ description: |
+ For pull up type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull up type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull up type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm)
+ "1000" & "1500" & "2000" & "3000" & "4000" & "5000" & "10000" & "75000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <1000>;
+ };
+ };
bias-disable: true
--
2.25.1
_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek
WARNING: multiple messages have this Message-ID (diff)
From: Zhiyong Tao <zhiyong.tao@mediatek.com>
To: <robh+dt@kernel.org>, <linus.walleij@linaro.org>,
<mark.rutland@arm.com>, <matthias.bgg@gmail.com>,
<sean.wang@kernel.org>
Cc: <srv_heupstream@mediatek.com>, <zhiyong.tao@mediatek.com>,
<hui.liu@mediatek.com>, <light.hsieh@mediatek.com>,
<biao.huang@mediatek.com>, <hongzhou.yang@mediatek.com>,
<sean.wang@mediatek.com>, <seiya.wang@mediatek.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-gpio@vger.kernel.org>
Subject: [PATCH v12 2/5] dt-bindings: pinctrl: mt8195: change pull up/down description
Date: Fri, 17 Sep 2021 10:32:13 +0800 [thread overview]
Message-ID: <20210917023216.18384-3-zhiyong.tao@mediatek.com> (raw)
In-Reply-To: <20210917023216.18384-1-zhiyong.tao@mediatek.com>
For supporting SI units in "bias-pull-down" & "bias-pull-up",
Change pull up/down description
Signed-off-by: Zhiyong Tao <zhiyong.tao@mediatek.com>
---
.../bindings/pinctrl/pinctrl-mt8195.yaml | 65 ++++++++++++++++++-
1 file changed, 63 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
index 2f12ec59eee5..e6fc7a2978dc 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
@@ -85,9 +85,70 @@ patternProperties:
2/4/6/8/10/12/14/16mA in mt8195.
enum: [0, 1, 2, 3, 4, 5, 6, 7]
- bias-pull-down: true
+ bias-pull-down:
+ description: |
+ For pull down type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull down type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull down type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm) "75000" & "5000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-up = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <75000>;
+ };
+ };
- bias-pull-up: true
+ bias-pull-up:
+ description: |
+ For pull up type is normal, it don't need add RSEL & R1R0 define
+ and resistance value.
+ For pull up type is PUPD/R0/R1 type, it can add R1R0 define to
+ set different resistance. It can support "MTK_PUPD_SET_R1R0_00" &
+ "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & "MTK_PUPD_SET_R1R0_11"
+ define in mt8195.
+ For pull up type is RSEL, it can add RSEL define & resistance value(ohm)
+ to set different resistance by identifying property "mediatek,rsel_resistance_in_si_unit".
+ It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001"
+ & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" & "MTK_PULL_SET_RSEL_100"
+ & "MTK_PULL_SET_RSEL_101" & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111"
+ define in mt8195. It can also support resistance value(ohm)
+ "1000" & "1500" & "2000" & "3000" & "4000" & "5000" & "10000" & "75000" in mt8195.
+ An example of using RSEL define:
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <MTK_PULL_SET_RSEL_001>;
+ };
+ };
+ An example of using si unit resistance value(ohm):
+ &pio {
+ mediatek,rsel_resistance_in_si_unit;
+ }
+ pincontroller {
+ i2c0_pin {
+ pinmux = <PINMUX_GPIO8__FUNC_SDA0>;
+ bias-pull-down = <1000>;
+ };
+ };
bias-disable: true
--
2.25.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-09-17 2:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-17 2:32 [PATCH v12 0/5] Mediatek pinctrl patch on mt8195 Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` [PATCH v12 1/5] dt-bindings: pinctrl: mt8195: add rsel define Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao [this message]
2021-09-17 2:32 ` [PATCH v12 2/5] dt-bindings: pinctrl: mt8195: change pull up/down description Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` [PATCH v12 3/5] pinctrl: mediatek: fix coding style Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` [PATCH v12 4/5] pinctrl: mediatek: support rsel feature Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` [PATCH v12 5/5] pinctrl: mediatek: add rsel setting on MT8195 Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
2021-09-17 2:32 ` Zhiyong Tao
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