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Mon, 03 Aug 2026 15:35:42 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e35]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84edc2d4473sm4186790b3a.40.2026.08.03.15.35.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Aug 2026 15:35:41 -0700 (PDT) From: Rosen Penev To: linux-gpio@vger.kernel.org Cc: Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Linus Walleij , Bartosz Golaszewski , linuxppc-dev@lists.ozlabs.org (open list:LINUX FOR POWERPC (32-BIT AND 64-BIT)), linux-kernel@vger.kernel.org (open list) Subject: [PATCHv2 0/8] gpio: move ppc4xx driver to drivers/gpio and modernize Date: Mon, 3 Aug 2026 15:35:31 -0700 Message-ID: <20260803223539.86303-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series moves the ppc4xx GPIO driver from arch/powerpc to drivers/gpio, converts it to be a proper platform driver using generic MMIO helpers, drops architecture-specific accessors, and prepares it for module build and COMPILE_TEST. v2: use guard(), reorganize a bit for clarity. Rosen Penev (8): gpio: move ppc4xx gpio driver from arch/powerpc to drivers/gpio gpio: ppc44x: update all 4xx to 44x gpio: ppc44x: Use module platform driver helper for GPIO gpio: ppc44x: Use platform resource helper for GPIO MMIO gpio: ppc44x: Convert GPIO to generic MMIO gpio: ppc44x: drop PPC-specific IO helpers gpio: ppc44x: fix undefined behavior in GPIO_MASK2 macro gpio: ppc44x: use dev_name() for chip label arch/powerpc/configs/44x/warp_defconfig | 2 +- arch/powerpc/configs/ppc44x_defconfig | 2 +- arch/powerpc/platforms/44x/Kconfig | 7 - arch/powerpc/platforms/44x/Makefile | 2 +- arch/powerpc/platforms/44x/gpio.c | 211 ------------------------ drivers/gpio/Kconfig | 7 + drivers/gpio/Makefile | 1 + drivers/gpio/gpio-ppc44x.c | 208 +++++++++++++++++++++++ 8 files changed, 219 insertions(+), 221 deletions(-) delete mode 100644 arch/powerpc/platforms/44x/gpio.c create mode 100644 drivers/gpio/gpio-ppc44x.c -- 2.55.0