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Wed, 18 Jan 2023 09:07:49 -0800 (PST) Message-ID: Date: Wed, 18 Jan 2023 18:07:47 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.0 Subject: Re: [PATCH 3/3] arm64: dts: ti: iot2050: Add support for M.2 variant Content-Language: en-US To: Jan Kiszka , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Bao Cheng Su , Chao Zeng References: From: Krzysztof Kozlowski In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230118_090756_590887_1B7756C5 X-CRM114-Status: GOOD ( 18.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 18/01/2023 17:28, Jan Kiszka wrote: > From: chao zeng > > The M.2 variant comes with 2 slots, one B-keyed and another one E-keyed. > They are configured by the firmware during startup. Also the device tree > will be adjusted according to the detect or manually configured > interface mode by the firmware. The kernel only carries a single > configuration as base device tree. It has to be built with a symbols > node so that the firmware can apply overlays for the connector modes. > > Signed-off-by: chao zeng > [Jan: refactored to a single DT] > Signed-off-by: Jan Kiszka > --- > arch/arm64/boot/dts/ti/Makefile | 3 + > .../dts/ti/k3-am6548-iot2050-advanced-m2.dts | 122 ++++++++++++++++++ > 2 files changed, 125 insertions(+) > create mode 100644 arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-m2.dts > > diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile > index cf7c509538a4..13e79bf7e804 100644 > --- a/arch/arm64/boot/dts/ti/Makefile > +++ b/arch/arm64/boot/dts/ti/Makefile > @@ -11,6 +11,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic.dtb > dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic-pg2.dtb > dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced.dtb > dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-pg2.dtb > +dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-m2.dtb This does not look like proper order. > + > +DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@ > Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel