Date: Sat, 7 Nov 2020 12:44:26 +0100 From: Henri Hennebert <hlh@restart.be> To: Milan Obuch <freebsd-arm@dino.sk>, freebsd-arm@freebsd.org Subject: Re: FreeBSD/RockPro64 experience Message-ID: <41a6844e-1da3-c906-3775-045fb93a61bd@restart.be> In-Reply-To: <20201107115722.38effe4e@zeta.dino.sk> References: <20201107115722.38effe4e@zeta.dino.sk>
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On 11/7/20 11:57 AM, Milan Obuch wrote: > Hi, > > today I had an opportunity to check $subject configuration for a while. > I downloaded from ftp.freebsd.org file I put on uSD card - > FreeBSD-13.0-CURRENT-arm64-aarch64-ROCKPRO64-20201029-b9403d7aae8.img > > Using serial console, I was able to see the whole boot process, just > one small observation - at the beginning, there is short notice from > BL31: > > NOTICE: BL31: v2.3(): > NOTICE: BL31: Built : 06:52:32, Oct 29 2020 > > which is sent over wire at 115200 bps (or 115.2 kpbs if you prefer), > then speed is switched to 1500000 bps (or 1.5 Mbps, put the other way). To solve this I add this file in /usr/ports/sysutils/u-boot-master/files cat patch-configs_rockpro64-rk3399_defconfig --- configs/rockpro64-rk3399_defconfig 2020-04-13 17:02:18.000000000 +0200 +++ configs/rockpro64-rk3399_defconfig.orig 2020-04-27 15:39:12.866611000 +0200 @@ -52,7 +52,7 @@ CONFIG_PWM_ROCKCHIP=y CONFIG_RAM_RK3399_LPDDR4=y CONFIG_DM_RESET=y -CONFIG_BAUDRATE=1500000 +CONFIG_BAUDRATE=115200 CONFIG_DEBUG_UART_SHIFT=2 CONFIG_ROCKCHIP_SPI=y CONFIG_SYSRESET=y And rebuild /usr/ports/sysutils/u-boot-rockpro64 Henri > > First lines: > > U-Boot TPL 2020.07 (Oct 29 2020 - 06:56:20) > Channel 0: LPDDR4, 50MHz > BW=32 Col=10 Bk=8 CS0 Row=16/15 CS=1 Die BW=16 Size=2048MB > Channel 1: LPDDR4, 50MHz > BW=32 Col=10 Bk=8 CS0 Row=16/15 CS=1 Die BW=16 Size=2048MB > 256B stride > 256B stride > lpddr4_set_rate: change freq to 400000000 mhz 0, 1 > lpddr4_set_rate: change freq to 800000000 mhz 1, 0 > Trying to boot from BOOTROM > Returning to boot ROM... > > It looks to me this BL31 notice is put there only on power up, but I > still think it would be better if speed is not switched. Other than > that, this board looks working quite well out of the box, just suitable > uSD card needs to be put in. > > Regards, > Milan > _______________________________________________ > freebsd-arm@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arm > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" >
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