From bb74fdbd8a6c4eb6da18cef9c65da755b4ae5bcb Mon Sep 17 00:00:00 2001 From: Eddie James Date: Mon, 2 Nov 2020 13:47:13 -0600 Subject: [PATCH] ARM: dts: aspeed: rainier: Mark FSI SPI controllers as restricted Some of the FSI-attached SPI controllers can't use the loop command due to security requirements. Indicate this in the devicetree with the restricted compatible string. Signed-off-by: Eddie James Link: https://lore.kernel.org/r/20201102194713.14812-1-eajames@linux.ibm.com Signed-off-by: Joel Stanley --- arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts index 63123bf137e30..4985473a3e2d5 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts @@ -267,6 +267,7 @@ cfam0_spi2: spi@40 { reg = <0x40>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; @@ -283,6 +284,7 @@ cfam0_spi3: spi@60 { reg = <0x60>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; @@ -379,6 +381,7 @@ cfam1_spi2: spi@40 { reg = <0x40>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; @@ -395,6 +398,7 @@ cfam1_spi3: spi@60 { reg = <0x60>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; @@ -489,6 +493,7 @@ cfam2_spi2: spi@40 { reg = <0x40>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; @@ -505,6 +510,7 @@ cfam2_spi3: spi@60 { reg = <0x60>; + compatible = "ibm,fsi2spi-restricted"; #address-cells = <1>; #size-cells = <0>; -- 2.30.2