From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f42.google.com (mail-wm1-f42.google.com [209.85.128.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C630770 for ; Sat, 12 Jun 2021 06:08:53 +0000 (UTC) Received: by mail-wm1-f42.google.com with SMTP id 3-20020a05600c0243b029019f2f9b2b8aso9800696wmj.2 for ; Fri, 11 Jun 2021 23:08:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1vmdsYEJnV2dwFRv8/7NMetUbLM3wiBW4E9pNtsShEw=; b=gWzuy3c+goU7ROuFazIyvhdHxyoLudVnOSQMFr0tEoTu1CbaoD+fY+m1t18QYyHaL3 viUaEtGWpvFYyn/5n7AOf6TTQ8hlBYzB0A830ZlKk98nqOEIRv6nbKkdeFFxJ29Pt4Cb NeR8kWmkX26eCzr8nb6fdHmSzwjCc6yWn63L4BOcaawivWQrLdIAomlK9ndbYmkvAZwW BPtZhbMfN+0iMGGMG8ay/pg9X3l8HxfDErRV6GNcxJj+Bl5TR+uWDf85IOqgFGV5GV7i BksPHhoI5tc0XucmperEMq0rBLJ2Rsi9YGZScF1eY+TsDvBb/8iIo1MC5jQH83j4HmRU 0isA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1vmdsYEJnV2dwFRv8/7NMetUbLM3wiBW4E9pNtsShEw=; b=aIDXr5h0Q9bC5M/aIuEiAIX7Vj7p9CpENbj2MMyGUBz2cg9KnT7dOMWqL8IvORmAPG jKLWiSTG0EaPMP8r6lYIygtkZf6SbrQ0lu5GSZqfhsmSRgAN/oxaLeMilA10YeK6zHre qjqTcJ1m/4SQNsPSfcljqkx/BiVt1/b0eF9XxO5hIxET35vFWqeRHUj8jWqFfFOSASLs UDTzUYxIp3FmoJ84D5rOdh7ncZcgiI5BMGDPM3T6KROh13iAkm20RUm5uAK/8Wtstg36 j2V5f3p2ze8C0UgXdPu0mMQZhNtUbeBnO9Uysk/UGtp7QL+oHueCpIWmWVIcWsaCHyFH 5qxw== X-Gm-Message-State: AOAM5327UGfMsXQB113OLEkceRvUJPSRUIp5i1GBU1QcEWzc0I/8XTXm iF/p8M505TPZpfloIPQr0Cg= X-Google-Smtp-Source: ABdhPJwN/xYvEjqKsF3tPmxUi1ufWUDif6DUNTeMK2DLIICbfGDZeNjVYRLQs1f/FKmR1CFxsjeiBw== X-Received: by 2002:a1c:9804:: with SMTP id a4mr7130822wme.34.1623478132283; Fri, 11 Jun 2021 23:08:52 -0700 (PDT) Received: from kista.localnet (cpe1-4-249.cable.triera.net. [213.161.4.249]) by smtp.gmail.com with ESMTPSA id h15sm9229125wrq.88.2021.06.11.23.08.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Jun 2021 23:08:51 -0700 (PDT) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: andre.przywara@arm.com Cc: jagan@amarulasolutions.com, u-boot@lists.denx.de, linux-sunxi@lists.linux.dev Subject: Re: Re: [PATCH] configs: OrangePi PC2: Update defaults Date: Sat, 12 Jun 2021 08:08:51 +0200 Message-ID: <9487261.lNKWQbxSyI@kista> In-Reply-To: <2418795.6bcLzA2rA2@kista> References: <20210607174245.480188-1-jernej.skrabec@gmail.com> <2418795.6bcLzA2rA2@kista> X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" Dne sobota, 12. junij 2021 ob 07:50:27 CEST je Jernej =C5=A0krabec napisal(= a): > Dne ponedeljek, 07. junij 2021 ob 19:42:45 CEST je Jernej Skrabec=20 napisal(a): > > OrangePi PC2 board has DRAM with ODT, so enable it. ZQ value is also > > slightly different in vendor images, so update it as well. H5 SoC is > > also connected to voltage regulator. It's default value is pretty low, > > so in order to avoid instability, enable driver for it and set it to > > appropriate voltage. > >=20 > > Signed-off-by: Jernej Skrabec > > --- > > configs/orangepi_pc2_defconfig | 6 ++++-- > > 1 file changed, 4 insertions(+), 2 deletions(-) > >=20 > > diff --git a/configs/orangepi_pc2_defconfig b/configs/orangepi_pc2_defc= onfig > > index f72ffe27b26c..5e4cca793f53 100644 > > --- a/configs/orangepi_pc2_defconfig > > +++ b/configs/orangepi_pc2_defconfig > > @@ -3,13 +3,15 @@ CONFIG_ARCH_SUNXI=3Dy > > CONFIG_SPL=3Dy > > CONFIG_MACH_SUN50I_H5=3Dy > > CONFIG_DRAM_CLK=3D672 > > -CONFIG_DRAM_ZQ=3D3881977 > > -# CONFIG_DRAM_ODT_EN is not set > > +CONFIG_DRAM_ZQ=3D4145117 I re-checked BSP DT and original ZQ value is correct. So this patch should= =20 only enable ODT, which is really enabled in BSP and DRAM ICs support it. Best regards, Jernej > > CONFIG_MACPWR=3D"PD6" > > CONFIG_SPL_SPI_SUNXI=3Dy > > +CONFIG_SPL_I2C_SUPPORT=3Dy > > CONFIG_DEFAULT_DEVICE_TREE=3D"sun50i-h5-orangepi-pc2" > > # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set > > CONFIG_SUN8I_EMAC=3Dy > > +CONFIG_SY8106A_POWER=3Dy > > +CONFIG_SY8106A_VOUT1_VOLT=3D1100 >=20 > I'm not sure if voltage regulator adjustment needs to be enabled. By=20 default,=20 > it's set to 1.1 V using resistor divider. However, it can be still needed= if=20 > board is rebooted and OS set it to lower value before reboot. >=20 > Best regards, > Jernej >=20 > > CONFIG_USB_EHCI_HCD=3Dy > > CONFIG_USB_OHCI_HCD=3Dy > > CONFIG_USB_MUSB_GADGET=3Dy > > --=20 > > 2.31.1 > >=20 > >=20 >=20 >=20 >=20