From mboxrd@z Thu Jan 1 00:00:00 1970 From: Franklin S Cooper Jr Subject: [PATCH 3/3] ARM: dts: keystone-k2g-evm: add bindings for SPI NOR flash Date: Fri, 8 Sep 2017 15:46:38 -0500 Message-ID: <20170908204638.13149-4-fcooper@ti.com> References: <20170908204638.13149-1-fcooper@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170908204638.13149-1-fcooper@ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: broonie@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, ssantosh@kernel.org, linux@armlinux.org.uk, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Murali Karicheri , Franklin S Cooper Jr List-Id: devicetree@vger.kernel.org From: Murali Karicheri K2G EVM has n25q128a13 SPI NOR flash on SPI1. Enable SPI1 in the DT node as well as add a subnode for the SPI NOR. Signed-off-by: Murali Karicheri Signed-off-by: Franklin S Cooper Jr --- arch/arm/boot/dts/keystone-k2g-evm.dts | 37 ++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2g-evm.dts b/arch/arm/boot/dts/keystone-k2g-evm.dts index f462f10..d5c43c7 100644 --- a/arch/arm/boot/dts/keystone-k2g-evm.dts +++ b/arch/arm/boot/dts/keystone-k2g-evm.dts @@ -81,6 +81,16 @@ K2G_CORE_IOPAD(0x1110) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0) /* mmc1_cmd.mmc1_cmd */ >; }; + + spi1_pins: pinmux_spi1_pins { + pinctrl-single,pins = < + K2G_CORE_IOPAD(0x11a4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_scs0.spi1_scs0 */ + K2G_CORE_IOPAD(0x11ac) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_clk.spi1_clk */ + K2G_CORE_IOPAD(0x11b0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_miso.spi1_miso */ + K2G_CORE_IOPAD(0x11b4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* spi1_mosi.spi1_mosi */ + >; + }; + }; &uart0 { @@ -112,3 +122,30 @@ memory-region = <&dsp_common_memory>; status = "okay"; }; + +&spi1 { + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; + status = "okay"; + + spi_nor: flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "jedec,spi-nor"; + spi-max-frequency = <5000000>; + m25p,fast-read; + reg = <0>; + + partition@0 { + label = "u-boot-spl"; + reg = <0x0 0x100000>; + read-only; + }; + + partition@1 { + label = "misc"; + reg = <0x100000 0xf00000>; + }; + }; +}; + -- 2.9.4.dirty