From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vignesh R Date: Mon, 25 Apr 2016 16:30:05 +0530 Subject: [U-Boot] [PATCH v2 11/12] ARM: dts: k2g: add support for Davinci SPI controller In-Reply-To: <1461582006-2065-1-git-send-email-vigneshr@ti.com> References: <1461582006-2065-1-git-send-email-vigneshr@ti.com> Message-ID: <1461582006-2065-12-git-send-email-vigneshr@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de K2G SoC has 4 SPI instances that are compatible with davinci_spi controller(present on previous generation of Keystone2 devices). Add DT nodes for the same. K2G EVM has a N25Q128A13 SPI NOR flash connected on SPI-1. Add DT bindings for the same. Signed-off-by: Vignesh R Reviewed-by: Tom Rini --- arch/arm/dts/k2g-evm.dts | 24 ++++++++++++++++++++++++ arch/arm/dts/k2g.dtsi | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 71 insertions(+) diff --git a/arch/arm/dts/k2g-evm.dts b/arch/arm/dts/k2g-evm.dts index 0ca36ef39ad3..38ca7ae1b6b9 100644 --- a/arch/arm/dts/k2g-evm.dts +++ b/arch/arm/dts/k2g-evm.dts @@ -31,3 +31,27 @@ &gbe0 { phy-handle = <ðphy0>; }; + +&spi1 { + status = "okay"; + + spi_nor: flash at 0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spi-flash"; + spi-max-frequency = <50000000>; + m25p,fast-read; + reg = <0>; + + partition at 0 { + label = "u-boot-spl"; + reg = <0x0 0x80000>; + read-only; + }; + + partition at 1 { + label = "misc"; + reg = <0x80000 0xf80000>; + }; + }; +}; diff --git a/arch/arm/dts/k2g.dtsi b/arch/arm/dts/k2g.dtsi index a3ed444d3c31..88b1a8e998ac 100644 --- a/arch/arm/dts/k2g.dtsi +++ b/arch/arm/dts/k2g.dtsi @@ -19,6 +19,10 @@ aliases { serial0 = &uart0; + spi0 = &spi0; + spi1 = &spi1; + spi2 = &spi2; + spi3 = &spi3; }; memory { @@ -88,5 +92,48 @@ ti,lpsc_module = <1>; }; + spi0: spi at 21805400 { + compatible = "ti,keystone-spi", "ti,dm6441-spi"; + reg = <0x21805400 0x200>; + num-cs = <4>; + ti,davinci-spi-intr-line = <0>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + spi1: spi at 21805800 { + compatible = "ti,keystone-spi", "ti,dm6441-spi"; + reg = <0x21805800 0x200>; + num-cs = <4>; + ti,davinci-spi-intr-line = <0>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + spi2: spi at 21805c00 { + compatible = "ti,keystone-spi", "ti,dm6441-spi"; + reg = <0x21805C00 0x200>; + num-cs = <4>; + ti,davinci-spi-intr-line = <0>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + spi3: spi at 21806000 { + compatible = "ti,keystone-spi", "ti,dm6441-spi"; + reg = <0x21806000 0x200>; + num-cs = <4>; + ti,davinci-spi-intr-line = <0>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; }; }; -- 2.8.1