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Mon, 21 Oct 2024 15:39:38 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas2p2.samsung.com (KnoxPortal) with ESMTPA id 20241021063938epcas2p22e0a9f4f869237ceadf4f2035778bfc7~AZIS4FlqH2063720637epcas2p24; Mon, 21 Oct 2024 06:39:38 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20241021063938epsmtrp1eaa5da4c43b8b32e0b92f7a621cf634a~AZIS3NkOs1158811588epsmtrp1T; Mon, 21 Oct 2024 06:39:38 +0000 (GMT) X-AuditID: b6c32a46-00dfa7000000262a-11-6715f72a8699 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 28.99.08229.927F5176; Mon, 21 Oct 2024 15:39:37 +0900 (KST) Received: from localhost.localdomain (unknown [10.229.9.55]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20241021063937epsmtip261c9eb531f2414339874f3626022d22d~AZISoWHWN1927319273epsmtip2V; Mon, 21 Oct 2024 06:39:37 +0000 (GMT) From: Taewan Kim To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, Byoungtae Cho , Taewan Kim , Krzysztof Kozlowski Subject: [PATCH v3 2/3] watchdog: s3c2410_wdt: add support for exynosautov920 SoC Date: Mon, 21 Oct 2024 15:39:02 +0900 Message-ID: <20241021063903.793166-3-trunixs.kim@samsung.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241021063903.793166-1-trunixs.kim@samsung.com> Precedence: bulk X-Mailing-List: linux-watchdog@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrBJsWRmVeSWpSXmKPExsWy7bCmua7Wd9F0g/W7pS0ezNvGZnH/Ux+T xZq955gs5h85x2rxctY9Nou9r7eyW2x6fI3V4vKuOWwWM87vY7K4sW4fu8WThWeYLP7v2cFu MWnxeSaLxy//MTvweWxa1cnmcefaHjaPlWvWsHpsXlLvsfN7A7tH35ZVjB6fN8kFsEdl22Sk JqakFimk5iXnp2TmpdsqeQfHO8ebmhkY6hpaWpgrKeQl5qbaKrn4BOi6ZeYAnaykUJaYUwoU CkgsLlbSt7Mpyi8tSVXIyC8usVVKLUjJKTAv0CtOzC0uzUvXy0stsTI0MDAyBSpMyM7onfSB teCJbMXdw9eZGhjnSXYxcnJICJhInDn1gbmLkYtDSGAHo0Tn+ttsEM4nRol5vxcygVQJCXxj lFizIBum4/WevVBFexkl/v/fxg7hfGSU+PqylxGkik1AS2Lb4VdMIAkRgdeMEk2978CWMAus ZZKY86MNrEpYIFii6cJqsB0sAqoST/ftBrN5BWwldp+fxQqxT17i/Jv/bCA2p4CdxONjT1kg agQlTs58AmYzA9U0b50NtkBCYCWHREvre6hmF4kt+9axQdjCEq+Ob2GHsKUkXva3Qdn5EitX nmCCsGsk7rXtYoGw7SUWnfkJVMMBtEBTYv0ufRBTQkBZ4sgtqLV8Eh2H/7JDhHklOtqEIExV ienLAiBmSEtMnLEWar+HxI3fO1ggYTWRUWL7tQ9MExgVZiF5ZhaSZ2Yh7F3AyLyKUSy1oDg3 PbXYqMAIHsPJ+bmbGMFJWMttB+OUtx/0DjEycTAeYpTgYFYS4VUqEU0X4k1JrKxKLcqPLyrN SS0+xGgKDOqJzFKiyfnAPJBXEm9oYmlgYmZmaG5kamCuJM57r3VuipBAemJJanZqakFqEUwf EwenVAOT596z28rsX5lcrAkXuSMX7rt8x+RZb64dinph0x9Wt+OK49LpC3/fKnn91fY475qu Bes1L3Dt8yk8dOrm9Kxt51+c3Nzi/Mknxf/m5mt/Vumek36ooXzgwC3+lEN8XerMH1YpXxP9 WDzhzrSDv9J8VJc6S009Ps/x3etFEx4802xdfpOxdpK6zNmU/ob9bPPKzC46xs+ULrxsELFc Wv1jsh7/nbc9t/+ekVFVE5wj58/P2WcwKe+l8eySus9u959nHQxdZ9fCcODgXw2eKW7Mryrl Jk8X8T//POqFzqJzn3tmf//n/ejGuimP9gSnP5dYu0HwwLEK2c554QcK+K6ucOcW5S8IWmjz cnJc8KSHT78rsRRnJBpqMRcVJwIAK2IRaEsEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrCLMWRmVeSWpSXmKPExsWy7bCSvK7md9F0g1fHbCwezNvGZnH/Ux+T xZq955gs5h85x2rxctY9Nou9r7eyW2x6fI3V4vKuOWwWM87vY7K4sW4fu8WThWeYLP7v2cFu MWnxeSaLxy//MTvweWxa1cnmcefaHjaPlWvWsHpsXlLvsfN7A7tH35ZVjB6fN8kFsEdx2aSk 5mSWpRbp2yVwZfRO+sBa8ES24u7h60wNjPMkuxg5OSQETCRe79nL1sXIxSEksJtRYk3XRWaI hLTEkd8v2CBsYYn7LUdYIYreM0pMXX8MLMEmoCWx7fArJpCECEji7JdfjCAJZoHNTBJXpimB 2MICgRKvN70Gi7MIqEo83bebCcTmFbCV2H1+FivEBnmJ82/+gw3lFLCTeHzsKQuILQRUc+Uq xBW8AoISJ2c+YYGYLy/RvHU28wRGgVlIUrOQpBYwMq1ilEwtKM5Nzy02LDDMSy3XK07MLS7N S9dLzs/dxAiOGC3NHYzbV33QO8TIxMF4iFGCg1lJhFepRDRdiDclsbIqtSg/vqg0J7X4EKM0 B4uSOK/4i94UIYH0xJLU7NTUgtQimCwTB6dUA5PkdY4rx3PKViac50ri388XWVDNbmww1WV2 9rQ/L678ibi18oDI0s0/tu+MeeXL+v+f58cHbfXrWZhjLj2Z/Nra6lre+mV2uwu8nJy/HN57 ykhpx+9J7/z7zng/Vle3Fzm/edO7KTE53Xw8B82vzJ7A/6HJqmifwMTcTfZyU9fN+tS14dnK AONDbK8l2KT3erQU3ry0xPOUdM2zK9+XfPIV/dWTaLd2Y+pNZ0drH3l9VpUTb884NoSrVl5/ MNN/1vVzb+dd3HCDP/SkZqa5hlTNhIfm+3faMR3UF6lvT5g9f3nQkj3Ox986mQUrvXlzRlH0 F1sqp+WONbf9b4a4aD5XX9w74dTs73nt+mYy7+wElFiKMxINtZiLihMBSIxYWgcDAAA= X-CMS-MailID: 20241021063938epcas2p22e0a9f4f869237ceadf4f2035778bfc7 X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20241021063938epcas2p22e0a9f4f869237ceadf4f2035778bfc7 References: <20241021063903.793166-1-trunixs.kim@samsung.com> From: Byoungtae Cho Adds the compatibles and drvdata for the ExynosAuto V920 SoC. This SoC is almost similar to ExynosAutoV9, but some CPU configurations are quite different, so it should be added. Plus it also support DBGACK like as GS101 SoC. Signed-off-by: Byoungtae Cho Signed-off-by: Taewan Kim Reviewed-by: Krzysztof Kozlowski Reviewed-by: Guenter Roeck --- drivers/watchdog/s3c2410_wdt.c | 37 +++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 686cf544d0ae..aa128099c47d 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -63,6 +63,10 @@ #define EXYNOS850_CLUSTER1_NONCPU_INT_EN 0x1644 #define EXYNOSAUTOV9_CLUSTER1_NONCPU_OUT 0x1520 #define EXYNOSAUTOV9_CLUSTER1_NONCPU_INT_EN 0x1544 +#define EXYNOSAUTOV920_CLUSTER0_NONCPU_OUT 0x1420 +#define EXYNOSAUTOV920_CLUSTER0_NONCPU_INT_EN 0x1444 +#define EXYNOSAUTOV920_CLUSTER1_NONCPU_OUT 0x1720 +#define EXYNOSAUTOV920_CLUSTER1_NONCPU_INT_EN 0x1744 #define EXYNOS850_CLUSTER0_WDTRESET_BIT 24 #define EXYNOS850_CLUSTER1_WDTRESET_BIT 23 @@ -303,6 +307,32 @@ static const struct s3c2410_wdt_variant drv_data_gs101_cl1 = { QUIRK_HAS_DBGACK_BIT, }; +static const struct s3c2410_wdt_variant drv_data_exynosautov920_cl0 = { + .mask_reset_reg = EXYNOSAUTOV920_CLUSTER0_NONCPU_INT_EN, + .mask_bit = 2, + .mask_reset_inv = true, + .rst_stat_reg = EXYNOS5_RST_STAT_REG_OFFSET, + .rst_stat_bit = EXYNOSAUTOV9_CLUSTER0_WDTRESET_BIT, + .cnt_en_reg = EXYNOSAUTOV920_CLUSTER0_NONCPU_OUT, + .cnt_en_bit = 7, + .quirks = QUIRK_HAS_WTCLRINT_REG | QUIRK_HAS_PMU_MASK_RESET | + QUIRK_HAS_PMU_RST_STAT | QUIRK_HAS_PMU_CNT_EN | + QUIRK_HAS_DBGACK_BIT, +}; + +static const struct s3c2410_wdt_variant drv_data_exynosautov920_cl1 = { + .mask_reset_reg = EXYNOSAUTOV920_CLUSTER1_NONCPU_INT_EN, + .mask_bit = 2, + .mask_reset_inv = true, + .rst_stat_reg = EXYNOS5_RST_STAT_REG_OFFSET, + .rst_stat_bit = EXYNOSAUTOV9_CLUSTER1_WDTRESET_BIT, + .cnt_en_reg = EXYNOSAUTOV920_CLUSTER1_NONCPU_OUT, + .cnt_en_bit = 7, + .quirks = QUIRK_HAS_WTCLRINT_REG | QUIRK_HAS_PMU_MASK_RESET | + QUIRK_HAS_PMU_RST_STAT | QUIRK_HAS_PMU_CNT_EN | + QUIRK_HAS_DBGACK_BIT, +}; + static const struct of_device_id s3c2410_wdt_match[] = { { .compatible = "google,gs101-wdt", .data = &drv_data_gs101_cl0 }, @@ -320,6 +350,8 @@ static const struct of_device_id s3c2410_wdt_match[] = { .data = &drv_data_exynos850_cl0 }, { .compatible = "samsung,exynosautov9-wdt", .data = &drv_data_exynosautov9_cl0 }, + { .compatible = "samsung,exynosautov920-wdt", + .data = &drv_data_exynosautov920_cl0 }, {}, }; MODULE_DEVICE_TABLE(of, s3c2410_wdt_match); @@ -643,7 +675,8 @@ s3c2410_get_wdt_drv_data(struct platform_device *pdev, struct s3c2410_wdt *wdt) /* Choose Exynos850/ExynosAutov9 driver data w.r.t. cluster index */ if (variant == &drv_data_exynos850_cl0 || variant == &drv_data_exynosautov9_cl0 || - variant == &drv_data_gs101_cl0) { + variant == &drv_data_gs101_cl0 || + variant == &drv_data_exynosautov920_cl0) { u32 index; int err; @@ -662,6 +695,8 @@ s3c2410_get_wdt_drv_data(struct platform_device *pdev, struct s3c2410_wdt *wdt) variant = &drv_data_exynosautov9_cl1; else if (variant == &drv_data_gs101_cl0) variant = &drv_data_gs101_cl1; + else if (variant == &drv_data_exynosautov920_cl0) + variant = &drv_data_exynosautov920_cl1; break; default: return dev_err_probe(dev, -EINVAL, "wrong cluster index: %u\n", index);