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[46.135.19.39]) by smtp.gmail.com with ESMTPSA id o7sm10974030wmh.11.2020.01.12.11.13.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Jan 2020 11:13:28 -0800 (PST) From: marek.vasut@gmail.com To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Geert Uytterhoeven , Wolfram Sang , linux-renesas-soc@vger.kernel.org Subject: [RFC][PATCH] ARM: dts: renesas: Add missing ethernet PHY reset GPIO on Gen2 reference boards Date: Sun, 12 Jan 2020 20:13:15 +0100 Message-Id: <20200112191315.118831-1-marek.vasut@gmail.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org From: Marek Vasut The ethernet PHY reset GPIO was missing and the kernel was depending solely on the bootloader to bring the PHY out of reset. Fix this to get rid of the dependency on bootloader. Signed-off-by: Marek Vasut Cc: Geert Uytterhoeven Cc: Wolfram Sang Cc: linux-renesas-soc@vger.kernel.org To: linux-arm-kernel@lists.infradead.org --- NOTE: Thus far tested on R8A7791 Koelsch --- arch/arm/boot/dts/r8a7790-lager.dts | 1 + arch/arm/boot/dts/r8a7790-stout.dts | 1 + arch/arm/boot/dts/r8a7791-koelsch.dts | 1 + arch/arm/boot/dts/r8a7791-porter.dts | 1 + arch/arm/boot/dts/r8a7793-gose.dts | 1 + arch/arm/boot/dts/r8a7794-alt.dts | 1 + arch/arm/boot/dts/r8a7794-silk.dts | 1 + 7 files changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 097fd9317c6e..b88d4f4d5d9e 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -671,6 +671,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio5 31 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7790-stout.dts b/arch/arm/boot/dts/r8a7790-stout.dts index a315ba749aa4..98dcfcbf0b70 100644 --- a/arch/arm/boot/dts/r8a7790-stout.dts +++ b/arch/arm/boot/dts/r8a7790-stout.dts @@ -200,6 +200,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <1 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 2b096d5e06fb..6619689a17d4 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -630,6 +630,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts index f9ece7ab2010..2ba2e8e5f1c3 100644 --- a/arch/arm/boot/dts/r8a7791-porter.dts +++ b/arch/arm/boot/dts/r8a7791-porter.dts @@ -304,6 +304,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts index 22ca7cd1e7d2..4da82f1e1e94 100644 --- a/arch/arm/boot/dts/r8a7793-gose.dts +++ b/arch/arm/boot/dts/r8a7793-gose.dts @@ -588,6 +588,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7794-alt.dts b/arch/arm/boot/dts/r8a7794-alt.dts index f79fce74cd9c..7aa1e8ca808b 100644 --- a/arch/arm/boot/dts/r8a7794-alt.dts +++ b/arch/arm/boot/dts/r8a7794-alt.dts @@ -340,6 +340,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio1 24 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <8 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts index 2c16ad854300..3c0ed684f4a1 100644 --- a/arch/arm/boot/dts/r8a7794-silk.dts +++ b/arch/arm/boot/dts/r8a7794-silk.dts @@ -391,6 +391,7 @@ ðer { phy1: ethernet-phy@1 { reg = <1>; + reset-gpios = <&gpio1 24 GPIO_ACTIVE_LOW>; interrupt-parent = <&irqc0>; interrupts = <8 IRQ_TYPE_LEVEL_LOW>; micrel,led-mode = <1>; -- 2.24.1