From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752402AbdKWHxS (ORCPT ); Thu, 23 Nov 2017 02:53:18 -0500 Received: from lelnx193.ext.ti.com ([198.47.27.77]:21978 "EHLO lelnx193.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752303AbdKWHv6 (ORCPT ); Thu, 23 Nov 2017 02:51:58 -0500 From: Vignesh R To: Santosh Shilimkar CC: Rob Herring , , , , Vignesh R Subject: [PATCH 4/6] ARM: dts: keystone-k2g-evm: Add QSPI DT node. Date: Thu, 23 Nov 2017 13:21:52 +0530 Message-ID: <20171123075154.3938-5-vigneshr@ti.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171123075154.3938-1-vigneshr@ti.com> References: <20171123075154.3938-1-vigneshr@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 66AK2G EVM has a s25fl512s flash connected to QSPI. Add DT nodes for the same. Signed-off-by: Vignesh R --- arch/arm/boot/dts/keystone-k2g-evm.dts | 59 ++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2g-evm.dts b/arch/arm/boot/dts/keystone-k2g-evm.dts index 03b3e7c5dc8e..8d100217e38f 100644 --- a/arch/arm/boot/dts/keystone-k2g-evm.dts +++ b/arch/arm/boot/dts/keystone-k2g-evm.dts @@ -103,6 +103,18 @@ K2G_CORE_IOPAD(0x11b4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_mosi.spi1_mosi */ >; }; + + qspi_pins: pinmux_qspi_pins { + pinctrl-single,pins = < + K2G_CORE_IOPAD(0x1204) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_clk.qspi_clk */ + K2G_CORE_IOPAD(0x1208) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_rclk.qspi_rclk */ + K2G_CORE_IOPAD(0x120c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d0.qspi_d0 */ + K2G_CORE_IOPAD(0x1210) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d1.qspi_d1 */ + K2G_CORE_IOPAD(0x1214) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d2.qspi_d2 */ + K2G_CORE_IOPAD(0x1218) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_d3.qspi_d3 */ + K2G_CORE_IOPAD(0x121c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* qspi_csn0.qspi_csn0 */ + >; + }; }; &uart0 { @@ -204,3 +216,50 @@ }; }; }; + +&qspi { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&qspi_pins>; + cdns,rclk-en; + + flash0: m25p80@0 { + compatible = "s25fl512s", "jedec,spi-nor"; + reg = <0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <4>; + spi-max-frequency = <96000000>; + #address-cells = <1>; + #size-cells = <1>; + cdns,read-delay = <5>; + cdns,tshsl-ns = <500>; + cdns,tsd2d-ns = <500>; + cdns,tchsh-ns = <119>; + cdns,tslch-ns = <119>; + + partition@0 { + label = "QSPI.u-boot-spl-os"; + reg = <0x00000000 0x00100000>; + }; + partition@1 { + label = "QSPI.u-boot-env"; + reg = <0x00100000 0x00040000>; + }; + partition@2 { + label = "QSPI.skern"; + reg = <0x00140000 0x0040000>; + }; + partition@3 { + label = "QSPI.pmmc-firmware"; + reg = <0x00180000 0x0040000>; + }; + partition@4 { + label = "QSPI.kernel"; + reg = <0x001C0000 0x0800000>; + }; + partition@5 { + label = "QSPI.file-system"; + reg = <0x009C0000 0x3640000>; + }; + }; +}; -- 2.15.0