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Tue, 17 Jun 2025 06:45:05 -0700 (PDT) Received: from iku.Home ([2a06:5906:61b:2d00:a081:30f1:e1c7:6f28]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a568a54b7asm14239728f8f.16.2025.06.17.06.45.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jun 2025 06:45:05 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Greg Kroah-Hartman , Jiri Slaby , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Catalin Marinas , Will Deacon , Magnus Damm , Wolfram Sang Cc: linux-arm-kernel@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH v12 0/7] Add support for RSCI driver Date: Tue, 17 Jun 2025 14:44:57 +0100 Message-ID: <20250617134504.126313-1-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Lad Prabhakar Hi All, This patch series adds support for Renesas RSCI driver for RZ/N2H and RZ/T2H SoCs. Note - This patch series is split up from the series [1] to make it easier to review and test. - patch 03/12 was sent out individually [2] and is now merged into the series for convenience. [1] https://lore.kernel.org/all/20250523142417.2840797-1-thierry.bultel.yh@bp.renesas.com/ [2] https://lore.kernel.org/all/20250609192344.293317-1-prabhakar.mahadev-lad.rj@bp.renesas.com/ v11->v12: - Rebased on latest linux-next. - Added defconfig patch to enable RSCI driver. - Added RZ/N2H support to the dt-bindings - Used port ops callbacks in sci_shutdown() to allow RSCI driver to reuse the core shutdown logic. - Added reviewed-by tags. v10->v11: - Rebased on latest linux-next. - Added a new patch to update the dt-bindings maintainer entry. - Added a new patch to use port ops callbacks. - Implemented shutdown_complete callback - Added reviewed-by tags. Cheers, Prabhakar Lad Prabhakar (3): dt-bindings: serial: rsci: Update maintainer entry dt-bindings: serial: renesas,rsci: Document RZ/N2H support serial: sh-sci: Replace direct stop_rx/stop_tx calls with port ops in sci_shutdown() Thierry Bultel (4): dt-bindings: serial: Added secondary clock for RZ/T2H RSCI serial: sh-sci: Use private port ID serial: sh-sci: Add support for RZ/T2H SCI arm64: defconfig: Enable Renesas RZ/T2H serial SCI .../bindings/serial/renesas,rsci.yaml | 27 +- arch/arm64/configs/defconfig | 1 + drivers/tty/serial/Kconfig | 7 + drivers/tty/serial/Makefile | 1 + drivers/tty/serial/rsci.c | 477 ++++++++++++++++++ drivers/tty/serial/rsci.h | 10 + drivers/tty/serial/sh-sci-common.h | 8 + drivers/tty/serial/sh-sci.c | 210 +++++--- 8 files changed, 652 insertions(+), 89 deletions(-) create mode 100644 drivers/tty/serial/rsci.c create mode 100644 drivers/tty/serial/rsci.h