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Tue, 16 Apr 2019 11:37:53 -0700 (PDT) From: Kevin Hilman To: Neil Armstrong , jbrunet@baylibre.com Subject: Re: [PATCH 0/6] arm64: Add initial support for Odroid-N2 In-Reply-To: <20190404150518.30337-1-narmstrong@baylibre.com> References: <20190404150518.30337-1-narmstrong@baylibre.com> Date: Tue, 16 Apr 2019 11:37:52 -0700 Message-ID: <7hd0llpzi7.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190416_113754_911003_DB7D9690 X-CRM114-Status: GOOD ( 12.55 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: baylibre-upstreaming@groups.io, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Neil Armstrong Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Neil Armstrong writes: > This patchset adds basic support for : > - Amlogic G12B, which is very similar to G12A > - The HardKernel Odroid-N2 based on the S922X SoC > > The Amlogic G12B SoC is very similar with the G12A SoC, sharing > most of the features and architecture, but with these differences : > - The first CPU cluster only has 2xCortex-A53 instead of 4 > - G12B has a second cluster of 4xCortex-A73 > - Both cluster can achieve 2GHz instead of 1,8GHz for G12A > - CPU Clock architecture is difference, thus needing a different > compatible to handle this slight difference > - Supports a MIPI CSI input > - Embeds a Mali-G52 instead of a Mali-G31, but integration is the same > > Actual support is done in the same way as for the GXM support, including > the G12A dtsi and redefining the CPU clusters. > Unlike GXM, the first cluster is different, thus needing to remove > the last 2 cpu nodes of the first cluster. > > G12B clock driver is very close, the main differences are : > - the clock tree is duplicated for the both clusters, and the > SYS_PLL are swapped between the clusters > - G12A has additional clocks like for CSI an other components > > Dependencies : > - Patch 1, 3, 4, 5 : None > - Patch 2 : Depends on the v5.2 meson-clk PULL request > - Patch 6 depends on the G12A Display DT patchset at [2] These deps are merged/queued. I'm assuming you'll take patches 1-3 via clk-meson. After you have a stable tag there, i can take the 4-6 via my tree. Kevin _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic