LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
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>, <eddie.huang@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 v11 2/4] dt-bindings: pinctrl: mt8195: change pull up/down description
Date: Mon, 30 Aug 2021 08:36:01 +0800	[thread overview]
Message-ID: <20210830003603.31864-3-zhiyong.tao@mediatek.com> (raw)
In-Reply-To: <20210830003603.31864-1-zhiyong.tao@mediatek.com>

Change pull up/down description

Signed-off-by: Zhiyong Tao <zhiyong.tao@mediatek.com>
---
 .../bindings/pinctrl/pinctrl-mt8195.yaml      | 32 +++++++++++++++++--
 1 file changed, 29 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
index 2f12ec59eee5..a341ed9f0095 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml
@@ -85,9 +85,35 @@ 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-up: 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. 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.
+
+      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. 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.
 
       bias-disable: true
 
-- 
2.18.0


  parent reply	other threads:[~2021-08-30  0:36 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-30  0:35 [PATCH v11 0/4] Mediatek pinctrl patch on mt8195 Zhiyong Tao
2021-08-30  0:36 ` [PATCH v11 1/4] dt-bindings: pinctrl: mt8195: add rsel define Zhiyong Tao
2021-08-31 22:09   ` Rob Herring
2021-09-01  4:35   ` Chen-Yu Tsai
     [not found]     ` <1630551265.2247.11.camel@mhfsdcap03>
2021-09-02  3:35       ` Chen-Yu Tsai
     [not found]         ` <4787120f25e76ed3727e10011522fc075da52e32.camel@mediatek.com>
2021-09-06  8:20           ` Chen-Yu Tsai
     [not found]             ` <05f453a466995a6c272d585f18e81c5fcb837a0b.camel@mediatek.com>
2021-09-15  3:25               ` Chen-Yu Tsai
2021-09-15  5:01                 ` Light Hsieh (謝明燈)
2021-08-30  0:36 ` Zhiyong Tao [this message]
2021-08-31 22:13   ` [PATCH v11 2/4] dt-bindings: pinctrl: mt8195: change pull up/down description Rob Herring
     [not found]     ` <1630461636.21764.1.camel@mhfsdcap03>
2021-09-01 10:21       ` Chen-Yu Tsai
2021-08-30  0:36 ` [PATCH v11 3/4] pinctrl: mediatek: mt8195: Add pm_ops Zhiyong Tao
2021-08-31  7:53   ` Chen-Yu Tsai
2021-08-30  0:36 ` [PATCH v11 4/4] pinctrl: mediatek: add rsel setting on MT8195 Zhiyong Tao
2021-09-01 10:10   ` Chen-Yu Tsai
     [not found]     ` <b82ae857d8a3acf117721bb83d4dbbc44f612565.camel@mediatek.com>
2021-09-06 10:09       ` Chen-Yu Tsai
     [not found]         ` <74a3a96745e93c5a2392b8a39822c872fd468466.camel@mediatek.com>
2021-09-16  9:40           ` Chen-Yu Tsai
2021-09-19 19:33           ` Linus Walleij

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=20210830003603.31864-3-zhiyong.tao@mediatek.com \
    --to=zhiyong.tao@mediatek.com \
    --cc=biao.huang@mediatek.com \
    --cc=devicetree@vger.kernel.org \
    --cc=eddie.huang@mediatek.com \
    --cc=hongzhou.yang@mediatek.com \
    --cc=hui.liu@mediatek.com \
    --cc=light.hsieh@mediatek.com \
    --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-mediatek@lists.infradead.org \
    --cc=mark.rutland@arm.com \
    --cc=matthias.bgg@gmail.com \
    --cc=robh+dt@kernel.org \
    --cc=sean.wang@kernel.org \
    --cc=sean.wang@mediatek.com \
    --cc=seiya.wang@mediatek.com \
    --cc=srv_heupstream@mediatek.com \
    --subject='Re: [PATCH v11 2/4] dt-bindings: pinctrl: mt8195: change pull up/down description' \
    /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: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).