From patchwork Tue Mar 29 07:27:34 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 8683131 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4A5DBC0553 for ; Tue, 29 Mar 2016 07:30:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5AA842017D for ; Tue, 29 Mar 2016 07:30:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 75DA32015A for ; Tue, 29 Mar 2016 07:30:16 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ako4z-00074W-Ks; Tue, 29 Mar 2016 07:28:45 +0000 Received: from mail-gw1-out.broadcom.com ([216.31.210.62]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ako4U-0006f3-CQ for linux-arm-kernel@lists.infradead.org; Tue, 29 Mar 2016 07:28:16 +0000 X-IronPort-AV: E=Sophos;i="5.24,409,1455004800"; d="scan'208";a="91584009" Received: from mail-irv-18.broadcom.com ([10.15.198.37]) by mail-gw1-out.broadcom.com with ESMTP; 29 Mar 2016 00:58:10 -0700 Received: from mail-irva-13.broadcom.com (mail-irva-13.broadcom.com [10.11.16.103]) by mail-irv-18.broadcom.com (Postfix) with ESMTP id 0B4A382033; Tue, 29 Mar 2016 00:28:14 -0700 (PDT) Received: from anup-HP-Compaq-8100-Elite-CMT-PC.ban.broadcom.com (unknown [10.131.91.107]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id 95C6941017; Tue, 29 Mar 2016 00:27:35 -0700 (PDT) From: Anup Patel To: Catalin Marinas , Will Deacon , Device Tree , Linux ARM Kernel Subject: [PATCH 4/4] arm64: dts: Add ARM PL022 SPI DT nodes for NS2 Date: Tue, 29 Mar 2016 12:57:34 +0530 Message-Id: <1459236454-26285-5-git-send-email-anup.patel@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1459236454-26285-1-git-send-email-anup.patel@broadcom.com> References: <1459236454-26285-1-git-send-email-anup.patel@broadcom.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160329_002814_727403_BF753A31 X-CRM114-Status: UNSURE ( 8.45 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Florian Fainelli , Scott Branden , Pawel Moll , Ian Campbell , Ray Jui , Linux Kernel , Jon Mason , Rob Herring , BCM Kernel Feedback , Kumar Gala , Anup Patel MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We have two ARM PL022 SPI instances in NS2 SoC. On NS2 SVK, one of the ARM PL022 SPI host has Silabs si3226x slic connected to chip-select #0 whereas second ARM PL022 SPI host has Atmel AT25 EEPROM connected to chip-select #0. This patch adds ARM PL022, Silabs si3226x, and Atmel AT25 DT nodes in NS2 DT and NS2 SVK DT respectively. Signed-off-by: Anup Patel Reviewed-by: Ray Jui Reviewed-by: Scott Branden --- arch/arm64/boot/dts/broadcom/ns2-svk.dts | 45 ++++++++++++++++++++++++++++++++ arch/arm64/boot/dts/broadcom/ns2.dtsi | 22 ++++++++++++++++ 2 files changed, 67 insertions(+) diff --git a/arch/arm64/boot/dts/broadcom/ns2-svk.dts b/arch/arm64/boot/dts/broadcom/ns2-svk.dts index ce0ab84..54ca40c 100644 --- a/arch/arm64/boot/dts/broadcom/ns2-svk.dts +++ b/arch/arm64/boot/dts/broadcom/ns2-svk.dts @@ -72,6 +72,51 @@ status = "ok"; }; +&ssp0 { + status = "ok"; + + slic@0 { + compatible = "silabs,si3226x"; + reg = <0>; + spi-max-frequency = <5000000>; + spi-cpha = <1>; + spi-cpol = <1>; + pl022,hierarchy = <0>; + pl022,interface = <0>; + pl022,slave-tx-disable = <0>; + pl022,com-mode = <0>; + pl022,rx-level-trig = <1>; + pl022,tx-level-trig = <1>; + pl022,ctrl-len = <11>; + pl022,wait-state = <0>; + pl022,duplex = <0>; + }; +}; + +&ssp1 { + status = "ok"; + + at25@0 { + compatible = "atmel,at25"; + reg = <0>; + spi-max-frequency = <5000000>; + at25,byte-len = <0x8000>; + at25,addr-mode = <2>; + at25,page-size = <64>; + spi-cpha = <1>; + spi-cpol = <1>; + pl022,hierarchy = <0>; + pl022,interface = <0>; + pl022,slave-tx-disable = <0>; + pl022,com-mode = <0>; + pl022,rx-level-trig = <1>; + pl022,tx-level-trig = <1>; + pl022,ctrl-len = <11>; + pl022,wait-state = <0>; + pl022,duplex = <0>; + }; +}; + &sdio0 { status = "ok"; }; diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi index 0a92a68..123cd9c 100644 --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi @@ -354,6 +354,28 @@ status = "disabled"; }; + ssp0: ssp@66180000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0x66180000 0x1000>; + interrupts = ; + clocks = <&iprocslow>, <&iprocslow>; + clock-names = "spiclk", "apb_pclk"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + ssp1: ssp@66190000 { + compatible = "arm,pl022", "arm,primecell"; + reg = <0x66190000 0x1000>; + interrupts = ; + clocks = <&iprocslow>, <&iprocslow>; + clock-names = "spiclk", "apb_pclk"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + hwrng: hwrng@66220000 { compatible = "brcm,iproc-rng200"; reg = <0x66220000 0x28>;