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[78.151.55.40]) by smtp.gmail.com with ESMTPSA id i15-20020a05600c354f00b0040d378510adsm10138520wmq.1.2023.12.22.08.54.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Dec 2023 08:54:41 -0800 (PST) From: Peter Griffin To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, daniel.lezcano@linaro.org, tglx@linutronix.de, conor+dt@kernel.org, alim.akhtar@samsung.com, s.nawrocki@samsung.com, tomasz.figa@gmail.com, cw00.choi@samsung.com, mturquette@baylibre.com, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com, peter.griffin@linaro.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, semen.protsenko@linaro.org, saravanak@google.com, willmcvicker@google.com Subject: [PATCH 1/3] dt-bindings: timer: exynos4210-mct: Add google,gs101-mct compatible Date: Fri, 22 Dec 2023 16:53:53 +0000 Message-ID: <20231222165355.1462740-2-peter.griffin@linaro.org> X-Mailer: git-send-email 2.43.0.472.g3155946c3a-goog In-Reply-To: <20231222165355.1462740-1-peter.griffin@linaro.org> References: <20231222165355.1462740-1-peter.griffin@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1786001874503613052 X-GMAIL-MSGID: 1786001874503613052 Add dedicated google,gs101-mct compatible to the dt-schema for representing mct timer of the Google Tensor gs101 SoC. Signed-off-by: Peter Griffin Reviewed-by: Sam Protsenko Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/timer/samsung,exynos4210-mct.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml index 829bd2227f7c..774b7992a0ca 100644 --- a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml +++ b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml @@ -26,6 +26,7 @@ properties: - items: - enum: - axis,artpec8-mct + - google,gs101-mct - samsung,exynos3250-mct - samsung,exynos5250-mct - samsung,exynos5260-mct @@ -127,6 +128,7 @@ allOf: contains: enum: - axis,artpec8-mct + - google,gs101-mct - samsung,exynos5260-mct - samsung,exynos5420-mct - samsung,exynos5433-mct From patchwork Fri Dec 22 16:53:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Griffin X-Patchwork-Id: 182732 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:2483:b0:fb:cd0c:d3e with SMTP id q3csp1191220dyi; Fri, 22 Dec 2023 08:55:46 -0800 (PST) X-Google-Smtp-Source: AGHT+IExCI/bhYqeEI7af23mbiTEF6lyqaMiunOmEjB9UvldFZcdr59N20IhpTmmBUzZDt8LFwfD X-Received: by 2002:a17:907:94c1:b0:a25:e06f:528 with SMTP id dn1-20020a17090794c100b00a25e06f0528mr3428808ejc.16.1703264146174; Fri, 22 Dec 2023 08:55:46 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703264146; cv=none; d=google.com; s=arc-20160816; b=mFqg8fa2ax6H/kc54l+eehDWmV3X7Y45lSynMKURr63v1GWkybnL/dFRDyeNUd7ZXo 3lsbTJU6QukECtquIIb6IoFIxFh/ZaXYyKl000qTkMhuhh3ZN3pxykxFf7MrliaW5/2v BdAPJk5O9ZGpU/46DtseDI/1lAk4airm0IB6JXnfS2d9f0EPbJvPlk03LocfxCAYCEpk U4ZXObz9UA/gM8eM4VoU3p2hBwBeH7+6Brqz5OvnHDcd9JNySePenuH0H5X6Ao6LpVSI dcAuiGf3yDRlvv8FlbZvz7WM/qr3j0xnL0ssPNEUjLUNH/HrLkFVSLrku5/cWZJbvZIw Hudw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=H2C5UTNIPG7mjByyTbN4UUYUJWv2TfPmtilLr3g/kHI=; fh=6b45dExfxgZsEpF0ZAvIv5SlbP904gu80NiJqTxVGXc=; b=GukRYQFLFHy/hG1Y5TNIk9Z0Yu6XXipzup5PEdkZQv4I6uqEvB6EIwNafBCfVzl1Zk +cJPSnadqcG3PypqRi1KE79UqQLZYphIIqCl2ykIDjFJRkTju/2t3X5pKcnp1DNdseBN wR7vN+rmLqAdbk94HvAE4NoUm7CwGbuv/XPze/4mQ6shy9eN46DCrp7af1wY9h8RQRm/ A5RjVt8DN2oBnNI+yNNyT1wkbr5i2k/GFShMya2R91Cr5GumtNYh9Z/6R7TKY8NUBtbX /phuL39vx4vbqqEcVWI0eTxDCpcgwKlNe7gJrdjdSytd7E4R8LP3XFtPCt2AhWUcgwNU bT1A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=Acal+pj5; spf=pass (google.com: domain of linux-kernel+bounces-9927-ouuuleilei=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-9927-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from am.mirrors.kernel.org (am.mirrors.kernel.org. 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[78.151.55.40]) by smtp.gmail.com with ESMTPSA id i15-20020a05600c354f00b0040d378510adsm10138520wmq.1.2023.12.22.08.54.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Dec 2023 08:54:43 -0800 (PST) From: Peter Griffin To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, daniel.lezcano@linaro.org, tglx@linutronix.de, conor+dt@kernel.org, alim.akhtar@samsung.com, s.nawrocki@samsung.com, tomasz.figa@gmail.com, cw00.choi@samsung.com, mturquette@baylibre.com, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com, peter.griffin@linaro.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, semen.protsenko@linaro.org, saravanak@google.com, willmcvicker@google.com Subject: [PATCH 2/3] clk: samsung: gs101: register cmu_misc clocks early Date: Fri, 22 Dec 2023 16:53:54 +0000 Message-ID: <20231222165355.1462740-3-peter.griffin@linaro.org> X-Mailer: git-send-email 2.43.0.472.g3155946c3a-goog In-Reply-To: <20231222165355.1462740-1-peter.griffin@linaro.org> References: <20231222165355.1462740-1-peter.griffin@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1786001905076394839 X-GMAIL-MSGID: 1786001905076394839 Update cmu_misc so it is registered early, as it contains the gate which clocks the Multi Core Timer (MCT). This clock is required early in boot, otherwise exynos_mct will fail obtaining the clock. Note this wasn't previously an issue as exynos_mct wasn't enabled. Signed-off-by: Peter Griffin Reviewed-by: Sam Protsenko --- drivers/clk/samsung/clk-gs101.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c index 0964bb11657f..590119a25c18 100644 --- a/drivers/clk/samsung/clk-gs101.c +++ b/drivers/clk/samsung/clk-gs101.c @@ -2478,6 +2478,15 @@ static const struct samsung_cmu_info misc_cmu_info __initconst = { .clk_name = "dout_cmu_misc_bus", }; +static void __init gs101_cmu_misc_init(struct device_node *np) +{ + exynos_arm64_register_cmu(NULL, np, &misc_cmu_info); +} + +/* Register CMU_MISC early, as it's needed for MCT timer */ +CLK_OF_DECLARE(gs101_cmu_misc, "google,gs101-cmu-misc", + gs101_cmu_misc_init); + /* ---- platform_driver ----------------------------------------------------- */ static int __init gs101_cmu_probe(struct platform_device *pdev) @@ -2495,9 +2504,6 @@ static const struct of_device_id gs101_cmu_of_match[] = { { .compatible = "google,gs101-cmu-apm", .data = &apm_cmu_info, - }, { - .compatible = "google,gs101-cmu-misc", - .data = &misc_cmu_info, }, { }, }; From patchwork Fri Dec 22 16:53:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Griffin X-Patchwork-Id: 182733 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:2483:b0:fb:cd0c:d3e with SMTP id q3csp1191221dyi; Fri, 22 Dec 2023 08:55:46 -0800 (PST) X-Google-Smtp-Source: AGHT+IF4zAUmVA8tK4EEj9FSRqjA0rB8bXQV0x7xHAby35mvjzmBtBVDOHzmkxhQX3l4cKLK6iYs X-Received: by 2002:a17:902:a3c8:b0:1d4:77a:78a with SMTP id q8-20020a170902a3c800b001d4077a078amr1167007plb.34.1703264146101; Fri, 22 Dec 2023 08:55:46 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1703264146; cv=none; d=google.com; s=arc-20160816; b=vbr43YBP48BQEHF9mKr4A9kjBNgc6xITsUDbXANbewYxJiVFGTcZ58NeYq+DMDc2zN xQRuoqBCNPchokyD/88zEoH4NpFAJgsGFr+SceQs74+wjDZL807LB1IwHmXjlmA+0ePB sGfwhdFja653FJt9W1fELDDsCm6i425OnB3sIjqAX+V0hb6oW90cj6Vt3Q1fy2ek2xHg Xkk31QzIoQysjjINomypnNLTBxz/iaZ+TKd2TtqacYOcg3TIAtmfR0c/4djVBeYVra+1 /i+x/ydBPSmnThree7mOzRrwF5oOSnzWkwEKUpCPJF3OGV2t5Iyt8Wje8FMKlQbxqlQ+ KWXQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=CivDZddIU1oXgeJl9yAANMyChstbAynIX36qq2yqXq0=; fh=6b45dExfxgZsEpF0ZAvIv5SlbP904gu80NiJqTxVGXc=; b=AVSFYfuSLD7e+AgYEPqtwbjeYO58URNZFbpq6rW49Q4ADNJ473BQ7O8/QJPayu4/Ln m41q+o+gKcIvPA6BDfE8NJDCBbHyjPlq4RCwlDz0Fjp4LXCSySl1DtvrCRbp2/kkF0WI Eytb2aR9awfrWM/S5s+I1+IJ5P9Md2j7qZy3v4O3i/XO2TeD7ZdQL1C1rhIJGzsDZLWj 6jCJ//ofJ8DaBXNd5l4z4bPrsfVSGDNV9oqAkUXtAPk/EBV2fdNHeiK+BG1uaUOsNnyQ Cx2d6HCi21eM4zDEXlXQC+P6CNbvTRCuLiVzp429hTOJwMBa96RejTpDTaFIiaKqu/FY wuTA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=d3mkzOnT; spf=pass (google.com: domain of linux-kernel+bounces-9928-ouuuleilei=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-9928-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. 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[78.151.55.40]) by smtp.gmail.com with ESMTPSA id i15-20020a05600c354f00b0040d378510adsm10138520wmq.1.2023.12.22.08.54.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Dec 2023 08:54:44 -0800 (PST) From: Peter Griffin To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, daniel.lezcano@linaro.org, tglx@linutronix.de, conor+dt@kernel.org, alim.akhtar@samsung.com, s.nawrocki@samsung.com, tomasz.figa@gmail.com, cw00.choi@samsung.com, mturquette@baylibre.com, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com, peter.griffin@linaro.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, semen.protsenko@linaro.org, saravanak@google.com, willmcvicker@google.com Subject: [PATCH 3/3] arm64: dts: exynos: gs101: define Multi Core Timer (MCT) node Date: Fri, 22 Dec 2023 16:53:55 +0000 Message-ID: <20231222165355.1462740-4-peter.griffin@linaro.org> X-Mailer: git-send-email 2.43.0.472.g3155946c3a-goog In-Reply-To: <20231222165355.1462740-1-peter.griffin@linaro.org> References: <20231222165355.1462740-1-peter.griffin@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1786001905120885573 X-GMAIL-MSGID: 1786001905120885573 MCT has one global timer and 8 CPU local timers. The global timer can generate 4 interrupts, and each local timer can generate an interrupt making 12 interrupts in total. Signed-off-by: Peter Griffin Reviewed-by: Sam Protsenko --- arch/arm64/boot/dts/exynos/google/gs101.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi index 9747cb3fa03a..4b09e740b58a 100644 --- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi +++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi @@ -292,6 +292,26 @@ cmu_misc: clock-controller@10010000 { clock-names = "dout_cmu_misc_bus", "dout_cmu_misc_sss"; }; + timer@10050000 { + compatible = "google,gs101-mct", + "samsung,exynos4210-mct"; + reg = <0x10050000 0x800>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + ; + clocks = <&ext_24_5m>, <&cmu_misc CLK_GOUT_MISC_MCT_PCLK>; + clock-names = "fin_pll", "mct"; + }; + watchdog_cl0: watchdog@10060000 { compatible = "google,gs101-wdt"; reg = <0x10060000 0x100>;