From 07437c65b66920979806de06acb429907c095452 Mon Sep 17 00:00:00 2001 From: Francesco Dolcini Date: Fri, 23 Jun 2023 09:49:15 +0200 Subject: arm64: dts: ti: k3-am62-main: enable hardware RNG Enable the TI AM62 HW Random Generator, according to TI clocks need to be removed to allow probing, see also e2e forum discussion [1]. ``` root@verdin-am62-14917616:~# ls -l /dev/hwrng crw------- 1 root root 10, 183 Jun 23 07:37 /dev/hwrng root@verdin-am62-14917616:~# dmesg|grep rng [ 7.430858] random: crng init done [ 8.369395] omap_rng 40910000.rng: Random Number Generator ver. 241b34c root@verdin-am62-14917616:~# cat /sys/class/misc/hw_random/rng_available 40910000.rng ``` [1] https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1231230/am625-rng-not-working Upstream-Status: Pending No HW RNG support in upstream Linux as of now. Signed-off-by: Francesco Dolcini --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 1689b82787fe..1b313b54908a 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -191,8 +191,6 @@ compatible = "inside-secure,safexcel-eip76"; reg = <0x00 0x40910000 0x00 0x7d>; interrupts = ; - clocks = <&k3_clks 70 0>; - status = "disabled"; }; }; -- cgit v1.2.3