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([2a02:a449:4071:0:32d0:42ff:fe10:6983]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c213f43148esm137312866b.7.2026.08.15.06.08.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 15 Aug 2026 06:08:56 -0700 (PDT) Message-ID: <62f1285d-bd2e-48e5-be61-a7bc32d1a1e3@gmail.com> Date: Sat, 15 Aug 2026 15:08:55 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Johan Jonker Subject: [PATCH v7 6/6] rockchip: doc: add notes section To: u-boot@0leil.net Cc: kever.yang@rock-chips.com, sjg@chromium.org, trini@konsulko.com, u-boot@lists.u-boot-project.org, eddie.cai.linux@gmail.com References: <5e1799a6-68b3-4535-b56b-f115467e637e@gmail.com> Content-Language: en-US, ar-EG In-Reply-To: <5e1799a6-68b3-4535-b56b-f115467e637e@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: u-boot@lists.u-boot-project.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.u-boot-project.org Sender: "U-Boot" Add a notes section for things that don't need a chapter. Include some rk3036/rk3066 cases. Signed-off-by: Johan Jonker Reviewed-by: Simon Glass --- doc/board/rockchip/rockchip.rst | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst index d5945e805ba8..6dbff5b72d90 100644 --- a/doc/board/rockchip/rockchip.rst +++ b/doc/board/rockchip/rockchip.rst @@ -325,6 +325,14 @@ To build rk3588 boards: make evb-rk3588_defconfig make CROSS_COMPILE=aarch64-linux-gnu- +Notes +^^^^^ + +* rk3036: SDMMC and the debug uart share the same iomux, so if + a SD card is the boot medium, the debug uart must be disabled. +* rk3066: eMMC and NAND share the same iomux, so if in Mask ROM mode + and a NAND is the boot medium, clear the emmc_flash_sel bit in GRF_SOC_CON0. + Mask ROM mode ------------- -- 2.39.5