Stefan Wahren <stefan.wahren@xxxxxxxx> writes: > Hi Rob, > > Am 16.04.2018 um 22:43 schrieb Rob Herring: >> On Fri, Apr 13, 2018 at 07:27:53PM +0200, Stefan Wahren wrote: >>> The Raspberry Pi 3 B+ has the following major differences compared >>> to the model 3 B: >>> * Microchip LAN7515 (Gigabit Ethernet) >>> * Cypress CYW43455 (802.11n/ac and BT 4.2) >>> >>> We need to add the USB LAN chip so the bootloader can add the MAC address. >>> This is necessary because there ain't a EEPROM or a valid OTP. >>> >>> Signed-off-by: Phil Elwell <phil@xxxxxxxxxxxxxxx> >>> Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxx> >>> --- >>> arch/arm/boot/dts/Makefile | 1 + >>> arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 108 +++++++++++++++++++++++++++++ >>> arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 27 ++++++++ >>> 3 files changed, 136 insertions(+) >>> create mode 100644 arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts >>> create mode 100644 arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi >>> >>> ... >>> diff --git a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi >>> new file mode 100644 >>> index 0000000..169203c >>> --- /dev/null >>> +++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi >> Why the separate file? This can be shared? > > this comes from the assumption the RPi 3 B+ won't be the only RPi board > with a LAN7515. Should i fold it in the dts file as long as we don't > have a second board? I think it's great as is -- our other network chips are hooked up this way and it makes 3b+ match all the others. Also, while I have no specific knowledge, it seems likely that this would get reused.
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