From 961212e3fd1ee29d31f3c362f0bc854868679f63 Mon Sep 17 00:00:00 2001 From: Sylvain Lemieux Date: Wed, 20 Apr 2016 09:21:00 -0400 Subject: [PATCH] ARM: dts: lpc32xx: disabled ssp0/spi1 & ssp1/spi2 by default The SSP0/SPI1 and SSP1/SPI2 shared pinout and should be disable by default. Board specific dts should enable them, as needed. Signed-off-by: Sylvain Lemieux Signed-off-by: Vladimir Zapolskiy --- arch/arm/boot/dts/lpc32xx.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 1b2f351e4a08..73c474610efa 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -162,32 +162,44 @@ compatible = "simple-bus"; ranges = <0x20000000 0x20000000 0x30000000>; + /* + * ssp0 and spi1 are shared pins; + * enable one in your board dts, as needed. + */ ssp0: ssp@20084000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x20084000 0x1000>; interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk LPC32XX_CLK_SSP0>; clock-names = "apb_pclk"; + status = "disabled"; }; spi1: spi@20088000 { compatible = "nxp,lpc3220-spi"; reg = <0x20088000 0x1000>; clocks = <&clk LPC32XX_CLK_SPI1>; + status = "disabled"; }; + /* + * ssp1 and spi2 are shared pins; + * enable one in your board dts, as needed. + */ ssp1: ssp@2008c000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x2008c000 0x1000>; interrupts = <21 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk LPC32XX_CLK_SSP1>; clock-names = "apb_pclk"; + status = "disabled"; }; spi2: spi@20090000 { compatible = "nxp,lpc3220-spi"; reg = <0x20090000 0x1000>; clocks = <&clk LPC32XX_CLK_SPI2>; + status = "disabled"; }; i2s0: i2s@20094000 { -- 2.39.5