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Thu, 8 Feb 2024 18:59:40 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Miguel Ojeda , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robin van der Gracht , Paul Burton , Geert Uytterhoeven Subject: [PATCH v1 00/15] auxdisplay: linedisp: Clean up and add new driver Date: Thu, 8 Feb 2024 18:58:43 +0200 Message-ID: <20240208165937.2221193-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1.gbec44491f096 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790354179362650526 X-GMAIL-MSGID: 1790359578502919487 Add a new initial driver for Maxim MAX6958/6959 chips. While developing that driver I realised that there is a lot of duplication between ht16k33 and a new one. Hence set of cleanups and refactorings. Note, the new driver has minimum support of the hardware and I have plans to cover more features in the future. Andy Shevchenko (15): auxdisplay: img-ascii-lcd: Make container_of() no-op for struct linedisp auxdisplay: linedisp: Free allocated resources in ->release() auxdisplay: linedisp: Use unique number for id auxdisplay: linedisp: Unshadow error codes in ->store() auxdisplay: linedisp: Add missing header(s) auxdisplay: linedisp: Move exported symbols to a namespace auxdisplay: linedisp: Group line display drivers together auxdisplay: linedisp: Provide struct linedisp_ops for future extension auxdisplay: linedisp: Add support for overriding character mapping auxdisplay: linedisp: Provide a small buffer in the struct linedisp auxdisplay: ht16k33: Move ht16k33_linedisp_ops down auxdisplay: ht16k33: Switch to use line display character mapping auxdisplay: ht16k33: Use buffer from struct linedisp dt-bindings: auxdisplay: Add Maxim MAX6958/6959 auxdisplay: Add driver for MAX695x 7-segment LED controllers .../bindings/auxdisplay/maxim,max6959.yaml | 35 +++ drivers/auxdisplay/Kconfig | 40 ++-- drivers/auxdisplay/Makefile | 13 +- drivers/auxdisplay/ht16k33.c | 145 +++++-------- drivers/auxdisplay/img-ascii-lcd.c | 24 ++- drivers/auxdisplay/line-display.c | 162 ++++++++++++-- drivers/auxdisplay/line-display.h | 57 ++++- drivers/auxdisplay/max6959.c | 200 ++++++++++++++++++ 8 files changed, 530 insertions(+), 146 deletions(-) create mode 100644 Documentation/devicetree/bindings/auxdisplay/maxim,max6959.yaml create mode 100644 drivers/auxdisplay/max6959.c