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([38.84.161.179]) by smtp.gmail.com with ESMTPSA id jw1-20020a170903278100b0019ee042602bsm2732005plb.92.2023.04.07.04.00.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Apr 2023 04:00:53 -0700 (PDT) From: Keguang Zhang To: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Yang Ling , Keguang Zhang Subject: [PATCH 2/2] watchdog: loongson1_wdt: Add DT support Date: Fri, 7 Apr 2023 19:00:25 +0800 Message-Id: <20230407110025.516405-3-keguang.zhang@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230407110025.516405-1-keguang.zhang@gmail.com> References: <20230407110025.516405-1-keguang.zhang@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org This patch adds the of_match_table to enable DT support of Loongson-1 watchdog driver. And modify the parameter of devm_clk_get() accordingly. Signed-off-by: Keguang Zhang --- drivers/watchdog/loongson1_wdt.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/watchdog/loongson1_wdt.c b/drivers/watchdog/loongson1_wdt.c index bb3d075c0633..c2694222ea86 100644 --- a/drivers/watchdog/loongson1_wdt.c +++ b/drivers/watchdog/loongson1_wdt.c @@ -5,6 +5,7 @@ #include #include +#include #include #include #include @@ -100,7 +101,7 @@ static int ls1x_wdt_probe(struct platform_device *pdev) if (IS_ERR(drvdata->base)) return PTR_ERR(drvdata->base); - drvdata->clk = devm_clk_get(dev, pdev->name); + drvdata->clk = devm_clk_get(dev, NULL); if (IS_ERR(drvdata->clk)) return PTR_ERR(drvdata->clk); @@ -142,10 +143,19 @@ static int ls1x_wdt_probe(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id ls1x_wdt_dt_ids[] = { + { .compatible = "loongson,ls1x-wdt", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, ls1x_wdt_dt_ids); +#endif + static struct platform_driver ls1x_wdt_driver = { .probe = ls1x_wdt_probe, .driver = { .name = "ls1x-wdt", + .of_match_table = ls1x_wdt_dt_ids, }, };