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Thu, 06 Nov 2025 08:16:43 -0800 (PST) From: Krzysztof Kozlowski Date: Thu, 06 Nov 2025 17:16:28 +0100 Subject: [PATCH 4/4] gpio: zynq: Simplify with of_device_get_match_data() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251106-gpio-of-match-v1-4-50c7115a045e@linaro.org> References: <20251106-gpio-of-match-v1-0-50c7115a045e@linaro.org> In-Reply-To: <20251106-gpio-of-match-v1-0-50c7115a045e@linaro.org> To: Linus Walleij , Bartosz Golaszewski , Joel Stanley , Andrew Jeffery , Eugeniy Paltsev , Shubhrajyoti Datta , Srinivas Neeli , Michal Simek Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, Krzysztof Kozlowski X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1280; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=KyCK4WaX8DTPr8e9FQEpVrY1lPGKIUEEeXomozdcgIk=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBpDMnhaeYJvXX2uO3vKVe9JEZmeNPGFfrC9cmTl 8PnkWe0SIaJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaQzJ4QAKCRDBN2bmhouD 14SHD/0RJ4iQBsacOdNNfDcM2yGY5n7EhMle4k1LQGwzgE8xaJZd0bNJ5SuXB7KiK8M0d+ncBIG Vpgc5uJxPllzlkLTWU57w6XNurghRyy10l5bLnj3zVPqE8uDm8zaYb2f2KCLUY0ZFHBwC6ZZD0S EywKXF8tXCNuyHqUd/d2gc/hufQSKswUKOk0awanMijo9zIoPIAvdWP/68XTrDaJrUggH0VLWDA DirP1LDVncWKXiLonYBU0Dzj+E6zW9e09uUsKpYlzqLp9X5b0nZqAky4VSuFbrlQOTYP5qOQYI8 6mcG6WQJGAQizQ5aDwZqz9BVLYC5A4wUFrZEOzZITZlVateMtaA36tFKB9ykvpXKYOtZbyDNzrY vF5L6KKkjCRSQMKv/97axV9dFeuK62nPFn6zCzJhtfuVW2X5gl/S7p4SKcVW+XzIb9B9Fd6UgWP xPUerlWtE7IzxdDyf5dKH0FnDkSm6SsqecuZaHZHyj1YvZOa8P+CK9o5BudRj9cUprLWEckBgGh vyk+OrhUR9i6hakDiow8oUA49HjhJCl3AAtwwFm9u0lRDlNi1XKdtGXrfZWUXbgT+BcW316eDTy c8bwP6f+3kHFzKoVOnytycrNZ1R3CfM400ReIYFDpY5ucGP37m3DcHa3ZSoiNYwzWaMPxuK5DhU Mad4nYQwDNFnyyw== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Driver's probe function matches against driver's of_device_id table, where each entry has non-NULL match data, so of_match_node() can be simplified with of_device_get_match_data(). Signed-off-by: Krzysztof Kozlowski --- drivers/gpio/gpio-zynq.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c index 0ffd76e8951f..26071ed1bf22 100644 --- a/drivers/gpio/gpio-zynq.c +++ b/drivers/gpio/gpio-zynq.c @@ -904,18 +904,16 @@ static int zynq_gpio_probe(struct platform_device *pdev) struct zynq_gpio *gpio; struct gpio_chip *chip; struct gpio_irq_chip *girq; - const struct of_device_id *match; gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL); if (!gpio) return -ENOMEM; - match = of_match_node(zynq_gpio_of_match, pdev->dev.of_node); - if (!match) { - dev_err(&pdev->dev, "of_match_node() failed\n"); + gpio->p_data = of_device_get_match_data(&pdev->dev); + if (!gpio->p_data) { + dev_err(&pdev->dev, "of_device_get_match_data() failed\n"); return -EINVAL; } - gpio->p_data = match->data; platform_set_drvdata(pdev, gpio); gpio->base_addr = devm_platform_ioremap_resource(pdev, 0); -- 2.48.1