From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@baylibre.com (Kevin Hilman) Date: Fri, 27 Apr 2018 12:11:32 -0700 Subject: [PATCH 0/3] pinctrl: meson: add support for the Meson8m2 SoC In-Reply-To: <20180422105330.4712-1-martin.blumenstingl@googlemail.com> (Martin Blumenstingl's message of "Sun, 22 Apr 2018 12:53:27 +0200") References: <20180422105330.4712-1-martin.blumenstingl@googlemail.com> Message-ID: <7h36zg1n2z.fsf@baylibre.com> To: linus-amlogic@lists.infradead.org List-Id: linus-amlogic.lists.infradead.org Martin Blumenstingl writes: > The Meson8m2 SoC is a variant of Meson8 with some updates from Meson8b > (such as the Gigabit capable DesignWare MAC). > It is mostly pin compatible with Meson8, only 10 (existing) CBUS pins > get an additional function. Four of these are Ethernet RXD2, RXD3, TXD2 > and TXD3 (GPIOZ_0..GPIOZ_3) which are required when the board uses an > RGMII PHY. GPIODV_24 and GPIODV_25 provide "VGA" support on Meson8, > which doesn't seem to be supported on Meson8m2 anymore. > The other 4 are GPIOH_9 (reg 3 bit 19), CARD_4 (reg 8 bit 8), > CARD_5 (reg 8 bit 7) and GPIOY_3 (reg 3 bit 11). Their function is > currently unknown. > > The AOBUS pins seem to be identical on Meson8 and Meson8m2. However, > since there's no official documentation I decided to add a new compatible > string. Reviewed-by: Kevin Hilman