From mboxrd@z Thu Jan 1 00:00:00 1970 From: zajec5@gmail.com (=?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?=) Date: Mon, 30 Mar 2015 00:14:48 +0200 Subject: [PATCH RFC] ARM: BCM5301X: Add /device_id property including device ID string Message-ID: <1427667288-23903-1-git-send-email-zajec5@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Device vendors often assign IDs to their devices to allow comparing firmware image with device model. This is required to prevent users from flashing incompatible image and soft-bricking device. Add device_id property to DTs to allow user space (and optionally bootloader) verifying firmware images. Signed-off-by: Rafa? Mi?ecki --- Hi guys, I think my commit message explains pretty well what I'm trying to do, however I'm not sure if I'm using a right place for that. I also didn't document this news property, as I can't find a place where root-properties are currenty described. Is there any such place? I couldn't find a file describing e.g. "model" property. --- arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts | 1 + arch/arm/boot/dts/bcm4708-netgear-r6250.dts | 1 + arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts | 1 + arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 1 + arch/arm/boot/dts/bcm4709-netgear-r8000.dts | 1 + 5 files changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts index 8b62836..9d2fac4 100644 --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts @@ -14,6 +14,7 @@ / { compatible = "asus,rt-ac68u", "brcm,bcm4708"; model = "Asus RT-AC68U (BCM4708)"; + device_id = "RT-AC68U"; chosen { bootargs = "console=ttyS0,115200"; diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts index 2ed9e57..98c8d63 100644 --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts @@ -14,6 +14,7 @@ / { compatible = "netgear,r6250v1", "brcm,bcm4708"; model = "Netgear R6250 V1 (BCM4708)"; + device_id = "U12H245T00_NETGEAR"; chosen { bootargs = "console=ttyS0,115200"; diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts index 3991042..c43173a 100644 --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts @@ -14,6 +14,7 @@ / { compatible = "netgear,r6300v2", "brcm,bcm4708"; model = "Netgear R6300 V2 (BCM4708)"; + device_id = "U12H240T00_NETGEAR"; chosen { bootargs = "console=ttyS0,115200"; diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts index 0ee85ea..876e2c0 100644 --- a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts @@ -14,6 +14,7 @@ / { compatible = "asus,rt-n18u", "brcm,bcm47081", "brcm,bcm4708"; model = "Asus RT-N18U (BCM47081)"; + device_id = "RT-N18U"; chosen { bootargs = "console=ttyS0,115200"; diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts index ea26dd3..129df9a 100644 --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts @@ -14,6 +14,7 @@ / { compatible = "netgear,r8000", "brcm,bcm4709", "brcm,bcm4708"; model = "Netgear R8000 (BCM4709)"; + device_id = "U12H315T00_NETGEAR"; chosen { bootargs = "console=ttyS0,115200"; -- 1.8.4.5