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Fri, 06 Mar 2020 00:51:36 -0800 (PST) From: Chuanhong Guo To: linux-mediatek@lists.infradead.org, linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v3 0/4] rewrite mtk-quadspi spi-nor driver with spi-mem Date: Fri, 6 Mar 2020 16:50:48 +0800 Message-Id: <20200306085052.28258-1-gch981213@gmail.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200306_005138_019779_891F058C X-CRM114-Status: UNSURE ( 9.74 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.1 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:441 listed in] [list.dnswl.org] 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit [gch981213[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [gch981213[at]gmail.com] -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vignesh Raghavendra , Tudor Ambarus , Richard Weinberger , Mark Brown , open list , Rob Herring , Miquel Raynal , Matthias Brugger , Chuanhong Guo , "moderated list:ARM/Mediatek SoC support" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org This patchset adds a spi-mem driver for Mediatek SPI-NOR controller, which already has limited support by mtk-quadspi. This new driver can make use of full quadspi capability of this controller. 1st new commit makes spi-max-frequency optional to match current binding doc and make this new driver compatible with old driver dt bindings. Change since v2: revert binding example replacement and add a dummy irq binding Changes since v1: two new commits. Chuanhong Guo (4): spi: make spi-max-frequency optional spi: add support for mediatek spi-nor controller dt-bindings: convert mtk-quadspi binding doc for spi-mtk-nor mtd: spi-nor: remove mtk-quadspi driver .../mtk-quadspi.txt => spi/spi-mtk-nor.txt} | 15 +- drivers/mtd/spi-nor/Kconfig | 8 - drivers/mtd/spi-nor/Makefile | 1 - drivers/mtd/spi-nor/mtk-quadspi.c | 565 -------------- drivers/spi/Kconfig | 10 + drivers/spi/Makefile | 1 + drivers/spi/spi-mtk-nor.c | 689 ++++++++++++++++++ drivers/spi/spi.c | 9 +- 8 files changed, 708 insertions(+), 590 deletions(-) rename Documentation/devicetree/bindings/{mtd/mtk-quadspi.txt => spi/spi-mtk-nor.txt} (75%) delete mode 100644 drivers/mtd/spi-nor/mtk-quadspi.c create mode 100644 drivers/spi/spi-mtk-nor.c