From: Chaotian Jing <chaotian.jing-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Matthias Brugger
<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Chris Ball <chris-OsFVWbfNK3isTnJN9+BGXg@public.gmane.org>,
Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
James Liao <jamesjj.liao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Wenbin Mei
<sin_wenbinmei-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Russell King - ARM Linux
<linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
Hongzhou Yang
<hongzhou.yang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
Chaotian Jing
<chaotian.jing-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
"Joe.C" <yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
bin.zhang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
linux-gpio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Eddie Huang <eddie.huang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Liuquan Ji <liuquan.ji-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Yong Mao <yong.mao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Subject: [PATCH 4/4] mmc: dt-bindings: Add 400Mhz clock source
Date: Wed, 12 Aug 2015 16:24:05 +0800 [thread overview]
Message-ID: <1439367845-5891-5-git-send-email-chaotian.jing@mediatek.com> (raw)
In-Reply-To: <1439367845-5891-1-git-send-email-chaotian.jing-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Add 400Mhz clock source for HS400 mode
Signed-off-by: Chaotian Jing <chaotian.jing-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
---
Documentation/devicetree/bindings/mmc/mtk-sd.txt | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
index a1adfa4..2c28305 100644
--- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt
+++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
@@ -17,6 +17,10 @@ Required properties:
- vmmc-supply: power to the Core
- vqmmc-supply: power to the IO
+Optional properties:
+- clocks: 400Mhz clk, used for HS400 mode, 400Mhz source clock
+- clock-name: "400Mhz_clk"
+
Examples:
mmc0: mmc@11230000 {
compatible = "mediatek,mt8173-mmc", "mediatek,mt8135-mmc";
@@ -24,8 +28,10 @@ mmc0: mmc@11230000 {
interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_LOW>;
vmmc-supply = <&mt6397_vemc_3v3_reg>;
vqmmc-supply = <&mt6397_vio18_reg>;
- clocks = <&pericfg CLK_PERI_MSDC30_0>, <&topckgen CLK_TOP_MSDC50_0_H_SEL>;
- clock-names = "source", "hclk";
+ clocks = <&pericfg CLK_PERI_MSDC30_0>,
+ <&topckgen CLK_TOP_MSDC50_0_H_SEL>,
+ <&topckgen CLK_TOP_MSDCPLL_D2>;
+ clock-names = "source", "hclk", "400Mhz_clk";
pinctrl-names = "default", "state_uhs";
pinctrl-0 = <&mmc0_pins_default>;
pinctrl-1 = <&mmc0_pins_uhs>;
--
1.8.1.1.dirty
WARNING: multiple messages have this Message-ID (diff)
From: chaotian.jing@mediatek.com (Chaotian Jing)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/4] mmc: dt-bindings: Add 400Mhz clock source
Date: Wed, 12 Aug 2015 16:24:05 +0800 [thread overview]
Message-ID: <1439367845-5891-5-git-send-email-chaotian.jing@mediatek.com> (raw)
In-Reply-To: <1439367845-5891-1-git-send-email-chaotian.jing@mediatek.com>
Add 400Mhz clock source for HS400 mode
Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
---
Documentation/devicetree/bindings/mmc/mtk-sd.txt | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
index a1adfa4..2c28305 100644
--- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt
+++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
@@ -17,6 +17,10 @@ Required properties:
- vmmc-supply: power to the Core
- vqmmc-supply: power to the IO
+Optional properties:
+- clocks: 400Mhz clk, used for HS400 mode, 400Mhz source clock
+- clock-name: "400Mhz_clk"
+
Examples:
mmc0: mmc at 11230000 {
compatible = "mediatek,mt8173-mmc", "mediatek,mt8135-mmc";
@@ -24,8 +28,10 @@ mmc0: mmc at 11230000 {
interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_LOW>;
vmmc-supply = <&mt6397_vemc_3v3_reg>;
vqmmc-supply = <&mt6397_vio18_reg>;
- clocks = <&pericfg CLK_PERI_MSDC30_0>, <&topckgen CLK_TOP_MSDC50_0_H_SEL>;
- clock-names = "source", "hclk";
+ clocks = <&pericfg CLK_PERI_MSDC30_0>,
+ <&topckgen CLK_TOP_MSDC50_0_H_SEL>,
+ <&topckgen CLK_TOP_MSDCPLL_D2>;
+ clock-names = "source", "hclk", "400Mhz_clk";
pinctrl-names = "default", "state_uhs";
pinctrl-0 = <&mmc0_pins_default>;
pinctrl-1 = <&mmc0_pins_uhs>;
--
1.8.1.1.dirty
next prev parent reply other threads:[~2015-08-12 8:24 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-12 8:24 [PATCH 0/4] msdc: Add tuning support of Mediatek MMC host Chaotian Jing
2015-08-12 8:24 ` Chaotian Jing
[not found] ` <1439367845-5891-1-git-send-email-chaotian.jing-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-08-12 8:24 ` [PATCH 1/4] mmc: mediatek: Add online-tuning support of EMMC/SD Chaotian Jing
2015-08-12 8:24 ` Chaotian Jing
2015-08-17 11:31 ` Ulf Hansson
2015-08-17 11:31 ` Ulf Hansson
2015-08-17 11:31 ` Ulf Hansson
[not found] ` <CAPDyKFpX4Pp1+U9eNBuGd83sBeBgLU17qysAJ-2V-ABZZHYAGQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-08-17 12:01 ` Chaotian Jing
2015-08-17 12:01 ` Chaotian Jing
2015-08-25 12:07 ` Ulf Hansson
2015-08-25 12:07 ` Ulf Hansson
2015-08-25 12:07 ` Ulf Hansson
[not found] ` <CAPDyKFpGk9gcLLjBnN=+BD5WP-7dZ0+XHC1bcEEGGLvLbTyKHw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-08-26 8:40 ` Chaotian Jing
2015-08-26 8:40 ` Chaotian Jing
2015-08-26 15:06 ` Ulf Hansson
2015-08-26 15:06 ` Ulf Hansson
2015-08-26 15:06 ` Ulf Hansson
2015-08-12 8:24 ` [PATCH 2/4] mmc: mediatek: Add HS400 support Chaotian Jing
2015-08-12 8:24 ` Chaotian Jing
2015-08-12 8:24 ` [PATCH 3/4] arm64: dts: mediatek: Support SD/EMMC SDR104/HS200/HS400 Chaotian Jing
2015-08-12 8:24 ` Chaotian Jing
2015-08-12 8:24 ` Chaotian Jing [this message]
2015-08-12 8:24 ` [PATCH 4/4] mmc: dt-bindings: Add 400Mhz clock source Chaotian Jing
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