From patchwork Wed Oct 4 06:49:11 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joel Stanley X-Patchwork-Id: 821171 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3y6RNV24hfz9t2l for ; Wed, 4 Oct 2017 17:50:02 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="pJ8SKhv3"; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3y6RNV0VhjzDqln for ; Wed, 4 Oct 2017 17:50:02 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="pJ8SKhv3"; dkim-atps=neutral X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:400e:c05::241; helo=mail-pg0-x241.google.com; envelope-from=joel.stan@gmail.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="pJ8SKhv3"; dkim-atps=neutral Received: from mail-pg0-x241.google.com (mail-pg0-x241.google.com [IPv6:2607:f8b0:400e:c05::241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3y6RNS1LxszDqln for ; Wed, 4 Oct 2017 17:50:00 +1100 (AEDT) Received: by mail-pg0-x241.google.com with SMTP id u27so12258533pgn.1 for ; Tue, 03 Oct 2017 23:49:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=lV9734MG/j8EYSY/AcBUqjhNWeHEgdk1RT7E4fQb97g=; b=pJ8SKhv3Jhk5VzhG784L6zqnsCEiIittwNsHtuDg37Sa7aNClESo+WEIB8UFZs+1ed t8vTMn/1UCQ/23jZsyCiaivAB3vXSXvE0TXc3SzCN7kJy5W7ou3d4Qkwpj6l9r27Umem pJQcKg4hP90z1xIb48T38armZRNjdKl6gElGs6OuiPJmpJN8qAuRWHoEHXOzVN/96ElT +zO3q9Uf1ORWGJY96wlmDiIrRTiLiA3EGJKcET4Jk1O7yqzv95KaDDGVmIjNUonpf04/ IREK8duXG+rVGIV+c4bPyuy3bJWYCbRd9ZWOFBO6l1hHpjijouSPtLuhcWFZ+u+OXBNQ j0CQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=lV9734MG/j8EYSY/AcBUqjhNWeHEgdk1RT7E4fQb97g=; b=YYVrIAuN5zDLmktdOCvss4KZFDjfKoTELUV+kKkGrnlsHBJyryYTYi0j3Xboo0lgzL GX9GETzPqGYqpiWlj5BrH1h1MjjTkEwvwSu46OLFRm8ewGrqCUEl5HAdOhuTHqvk15z3 fSv6eH1b53aXO0Q4G6oCS3VQVPPCa4W+nDXsXfh9mZ12jcyIeFl5CEfZNFVdnEv9Rs4p hOIw1cP/pSImyptLQhGHjGBWgisLJBO+oUYqPjuUKdQZjRC/ScJT2FQo86b3dRvsX1NQ CC4k7zDrcETYLMMY8a+oWqgpSER5lX5QFkGhvOR/nH08IuOSsBveyRVtC3/ACw6JOMOY RvTA== X-Gm-Message-State: AMCzsaWSyE5iuB3s/3zgvWZz6GK6CU5d8iPKoUYgvwnE5DiG1iiVZYrS uZcMtvMyHnjwTXt1Gz0ppzg= X-Google-Smtp-Source: AOwi7QD/dY8JZ4jm04uLDODbzEWe91tCx/SruR+Zvubw8C1LvLyniH4t364jfxrKlpP0vVndSH7Gxw== X-Received: by 10.98.30.67 with SMTP id e64mr5984591pfe.127.1507099797931; Tue, 03 Oct 2017 23:49:57 -0700 (PDT) Received: from aurora.jms.id.au ([203.0.153.9]) by smtp.gmail.com with ESMTPSA id e66sm22956906pfe.79.2017.10.03.23.49.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 03 Oct 2017 23:49:56 -0700 (PDT) Received: by aurora.jms.id.au (sSMTP sendmail emulation); Wed, 04 Oct 2017 17:19:48 +1030 From: Joel Stanley To: Joel Stanley , Rob Herring , Mark Rutland Subject: [PATCH v2 3/9] ARM: dts: aspeed: Add I2C buses Date: Wed, 4 Oct 2017 17:19:11 +1030 Message-Id: <20171004064917.2498-4-joel@jms.id.au> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171004064917.2498-1-joel@jms.id.au> References: <20171004064917.2498-1-joel@jms.id.au> X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.24 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, Brendan Higgins , Russell King , linux-kernel@vger.kernel.org, Rick Altherr , linux-arm-kernel@lists.infradead.org Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" Now with an upstream i2c bus driver, we can add the 14 i2c buses that exist in ASPEED G4 and G5 generation SoCs. It also adds aliases for the 14 built-in I2C busses to ensure userspace sees the numbering staring from zero and counting up. Acked-by: Andrew Jeffery Reviewed-by: Brendan Higgins Signed-off-by: Joel Stanley --- arch/arm/boot/dts/aspeed-g4.dtsi | 256 +++++++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/aspeed-g5.dtsi | 256 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 512 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi index c2d96b8a5065..b6ae7b62fd03 100644 --- a/arch/arm/boot/dts/aspeed-g4.dtsi +++ b/arch/arm/boot/dts/aspeed-g4.dtsi @@ -7,6 +7,23 @@ #size-cells = <1>; interrupt-parent = <&vic>; + aliases { + i2c0 = &i2c0; + i2c1 = &i2c1; + i2c2 = &i2c2; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + i2c7 = &i2c7; + i2c8 = &i2c8; + i2c9 = &i2c9; + i2c10 = &i2c10; + i2c11 = &i2c11; + i2c12 = &i2c12; + i2c13 = &i2c13; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -235,10 +252,249 @@ no-loopback-test; status = "disabled"; }; + + i2c: i2c@1e78a000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1e78a000 0x1000>; + }; }; }; }; +&i2c { + i2c_ic: interrupt-controller@0 { + #interrupt-cells = <1>; + compatible = "aspeed,ast2400-i2c-ic"; + reg = <0x0 0x40>; + interrupts = <12>; + interrupt-controller; + }; + + i2c0: i2c-bus@40 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x40 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <0>; + interrupt-parent = <&i2c_ic>; + status = "disabled"; + /* Does not need pinctrl properties */ + }; + + i2c1: i2c-bus@80 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x80 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <1>; + interrupt-parent = <&i2c_ic>; + status = "disabled"; + /* Does not need pinctrl properties */ + }; + + i2c2: i2c-bus@c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0xc0 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <2>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3_default>; + status = "disabled"; + }; + + i2c3: i2c-bus@100 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x100 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <3>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c4_default>; + status = "disabled"; + }; + + i2c4: i2c-bus@140 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x140 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <4>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c5_default>; + status = "disabled"; + }; + + i2c5: i2c-bus@180 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x180 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <5>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c6_default>; + status = "disabled"; + }; + + i2c6: i2c-bus@1c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x1c0 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <6>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c7_default>; + status = "disabled"; + }; + + i2c7: i2c-bus@300 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x300 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <7>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c8_default>; + status = "disabled"; + }; + + i2c8: i2c-bus@340 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x340 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <8>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c9_default>; + status = "disabled"; + }; + + i2c9: i2c-bus@380 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x380 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <9>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c10_default>; + status = "disabled"; + }; + + i2c10: i2c-bus@3c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x3c0 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <10>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c11_default>; + status = "disabled"; + }; + + i2c11: i2c-bus@400 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x400 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <11>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c12_default>; + status = "disabled"; + }; + + i2c12: i2c-bus@440 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x440 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <12>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c13_default>; + status = "disabled"; + }; + + i2c13: i2c-bus@480 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x480 0x40>; + compatible = "aspeed,ast2400-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <13>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c14_default>; + status = "disabled"; + }; +}; + &pinctrl { pinctrl_acpi_default: acpi_default { function = "ACPI"; diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi index 9e71c2dac0ba..4c829e915c3e 100644 --- a/arch/arm/boot/dts/aspeed-g5.dtsi +++ b/arch/arm/boot/dts/aspeed-g5.dtsi @@ -7,6 +7,23 @@ #size-cells = <1>; interrupt-parent = <&vic>; + aliases { + i2c0 = &i2c0; + i2c1 = &i2c1; + i2c2 = &i2c2; + i2c3 = &i2c3; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + i2c7 = &i2c7; + i2c8 = &i2c8; + i2c9 = &i2c9; + i2c10 = &i2c10; + i2c11 = &i2c11; + i2c12 = &i2c12; + i2c13 = &i2c13; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -315,10 +332,249 @@ no-loopback-test; status = "disabled"; }; + + i2c: i2c@1e78a000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1e78a000 0x1000>; + }; }; }; }; +&i2c { + i2c_ic: interrupt-controller@0 { + #interrupt-cells = <1>; + compatible = "aspeed,ast2500-i2c-ic"; + reg = <0x0 0x40>; + interrupts = <12>; + interrupt-controller; + }; + + i2c0: i2c-bus@40 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x40 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <0>; + interrupt-parent = <&i2c_ic>; + status = "disabled"; + /* Does not need pinctrl properties */ + }; + + i2c1: i2c-bus@80 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x80 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <1>; + interrupt-parent = <&i2c_ic>; + status = "disabled"; + /* Does not need pinctrl properties */ + }; + + i2c2: i2c-bus@c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0xc0 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <2>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3_default>; + status = "disabled"; + }; + + i2c3: i2c-bus@100 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x100 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <3>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c4_default>; + status = "disabled"; + }; + + i2c4: i2c-bus@140 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x140 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <4>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c5_default>; + status = "disabled"; + }; + + i2c5: i2c-bus@180 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x180 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <5>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c6_default>; + status = "disabled"; + }; + + i2c6: i2c-bus@1c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x1c0 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <6>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c7_default>; + status = "disabled"; + }; + + i2c7: i2c-bus@300 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x300 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <7>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c8_default>; + status = "disabled"; + }; + + i2c8: i2c-bus@340 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x340 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <8>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c9_default>; + status = "disabled"; + }; + + i2c9: i2c-bus@380 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x380 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <9>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c10_default>; + status = "disabled"; + }; + + i2c10: i2c-bus@3c0 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x3c0 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <10>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c11_default>; + status = "disabled"; + }; + + i2c11: i2c-bus@400 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x400 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <11>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c12_default>; + status = "disabled"; + }; + + i2c12: i2c-bus@440 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x440 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <12>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c13_default>; + status = "disabled"; + }; + + i2c13: i2c-bus@480 { + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <1>; + + reg = <0x480 0x40>; + compatible = "aspeed,ast2500-i2c-bus"; + clocks = <&clk_apb>; + bus-frequency = <100000>; + interrupts = <13>; + interrupt-parent = <&i2c_ic>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c14_default>; + status = "disabled"; + }; +}; + &pinctrl { pinctrl_acpi_default: acpi_default { function = "ACPI";