Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756208AbcC2H2T (ORCPT ); Tue, 29 Mar 2016 03:28:19 -0400 Received: from mail-gw1-out.broadcom.com ([216.31.210.62]:40518 "EHLO mail-gw1-out.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751185AbcC2H2O (ORCPT ); Tue, 29 Mar 2016 03:28:14 -0400 X-IronPort-AV: E=Sophos;i="5.24,409,1455004800"; d="scan'208";a="91584009" From: Anup Patel To: Catalin Marinas , Will Deacon , Device Tree , Linux ARM Kernel Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Ray Jui , Scott Branden , Florian Fainelli , Jon Mason , Linux Kernel , BCM Kernel Feedback , Anup Patel 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> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2866 Lines: 107 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>; -- 1.9.1