From patchwork Sat Apr 19 03:32:30 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 14057769 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AB1DAC369CF for ; Sat, 19 Apr 2025 03:33:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=AqCV395shrdpDNQ6G+K83MrF/wqDT9T+E6n6A8mhNJM=; b=XGpOz75q39lJgw fAgia8y41r7AW0lu/d1O6bldIuggsDnEEemB0YaR/ple5u8Wdm+t0HL7coulebaVFPjTQJwTKgFnr UoHTCpdy1Cgug7UWXfWKdwnKy+Nf/s06bYRNYs9A9rnwgxofjtJZ0lMTpHzWWkf91SI0bQKQucUe5 xqZW6U2lxsBoGILqrjBciA2X10OgVoKHdZ0ZMzshL6yYQ+o6OHCn6jW3/LDJps1cVyYRFUKqpvp4D FjkoMPyRKx7AzEpR5OvQnnqVnEAuucIgzxFb6+t9pr+iAw0KEt0uJ/GT3itJ1pZEWW8BA66yCnY4v KTp7ntFHSvgpVLaRb0YA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5ywt-00000000mDz-0uLE; Sat, 19 Apr 2025 03:32:59 +0000 Received: from woodpecker.gentoo.org ([140.211.166.183] helo=smtp.gentoo.org) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5ywr-00000000mD7-1DWe for linux-riscv@lists.infradead.org; Sat, 19 Apr 2025 03:32:58 +0000 Received: from [127.0.0.1] (unknown [116.232.27.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id BD7FD343003; Sat, 19 Apr 2025 03:32:51 +0000 (UTC) From: Yixun Lan Date: Sat, 19 Apr 2025 11:32:30 +0800 Subject: [PATCH 1/2] riscv: dts: spacemit: Acquire clocks for pinctrl MIME-Version: 1.0 Message-Id: <20250419-05-dts-clock-v1-1-1cce5d59aba2@gentoo.org> References: <20250419-05-dts-clock-v1-0-1cce5d59aba2@gentoo.org> In-Reply-To: <20250419-05-dts-clock-v1-0-1cce5d59aba2@gentoo.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: Alex Elder , Haylen Chu , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Yixun Lan X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=809; i=dlan@gentoo.org; h=from:subject:message-id; bh=1lyIFLBt62MDSyjlKUp7yZb6HXkiKK19zM19Y3kS9H4=; b=owEBzQIy/ZANAwAKATGq6kdZTbvtAcsmYgBoAxlXK3lMEs/5J8RMMiYgvTqcW3mtjFu3h4ZoQ 86T0ew+cyiJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCaAMZV18UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277UQREACSNZDSsNl+LRlFTb UtR9eYCCQMVV0I4iMo9KDdPFvOnYfWgpfrP96bdR3uupMlozMUkqC62gPwGlPQf41dRhp4ommNY ZGDJyvTmaVZIG7sPl97v85vFvV2tEpEUTMWcvSPz2uJBXPpBbZ5GM5f6SBAeDQRjXEHGja3nLzt Y0FkkyPJluscwDOn5iJcYTG88AnIGAgUbrEG82ORvZ83MUW5p4j5TgNzWuPBSxR46f37ubP/KLC EW/fqMv+P9ywDYeGLRGNsttDX1PzC+hjJEROqBvDXe5jfoq7zv3jFbQOUF70qvT6+GBRw9zSx0B yhhap/fwp2k3bnj78AbUcgIXcCwHIUbRNYiDUiKy2g8GIe5MSbJ7/5LRbhEifNAqHDjN3/xIklW xseXpWhExw/KKm1B+ii/r8X5lJqEsZXKwEUTsjz9jg/IOIZVNqwQbMIXDGXnwN5fuHWxYFxCI4h SM1KNf/UtzNuwHvltloaDoyK6HWAnqv3AmPstgLs07tyDJiCy0/IaW+XvdTsykhYOZQVsYjAWZe OZ8kBx63xPd3GO9KkiDYl782tLlG8MiD2Ebf0d/zO024ROmPoZOBJreGrrEVIGFyZmPDyIAXyIz HJNJ8HDOZF4xow7qO6ZN89xzzUN2gmujPq4XUrLHMOHhOkIIsEt0RKgvhV1WhObtfUnw== X-Developer-Key: i=dlan@gentoo.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250418_203257_355044_CBDE4900 X-CRM114-Status: UNSURE ( 6.47 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Pinctrl of K1 SoC need two clocks, so explicitly acquire them. Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index 584f0dbc60f5b0d078c7127cc4021ad6022cb182..153fd1160182b42fe1a2f7f042c9c1da90f63b0c 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -450,6 +450,9 @@ uart9: serial@d4017800 { pinctrl: pinctrl@d401e000 { compatible = "spacemit,k1-pinctrl"; reg = <0x0 0xd401e000 0x0 0x400>; + clocks = <&syscon_apbc CLK_AIB>, + <&syscon_apbc CLK_AIB_BUS>; + clock-names = "func", "bus"; }; syscon_mpmu: system-controller@d4050000 { From patchwork Sat Apr 19 03:32:31 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yixun Lan X-Patchwork-Id: 14057771 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B0058C369AB for ; Sat, 19 Apr 2025 03:33:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=K46/L4dLmg6a0duD/xNO286V7DpnJth2y3ifNHxAERs=; b=XktiNJiY5NQskH y5/82o3qSelDP4iJpVVIjLQjm2tnykpkNTujbAPkuMS0UDigm2KNqEyZqp6aoeJl5a1plbtPyK/x5 qrEck7mVERUGwYAAmPMUVS7kzK1CLQC9wXuqSjnrT3YfZ1NI49PXdbC47DDr3LbDHUDLDw8vgQPR/ pvhhtt/cHk+NbqNykiY9NcdBzxCeiHwMailaf/pjcDlOna5TOuw8qh8KGoRIhV3SfOZyYzGLQ0CU3 8YtPn0JznwAMRfRCD0Q3VpDXt8gElxp5OloWrko9g12ulf+Uo8K+z62zPeCuqtoPdmboGE2Nz0v2D u6TbCWKGDVFlfNhkmF6g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5ywz-00000000mG6-3U9q; Sat, 19 Apr 2025 03:33:05 +0000 Received: from mail.gentoo.org ([2001:470:ea4a:1:5054:ff:fec7:86e4] helo=smtp.gentoo.org) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5ywx-00000000mFF-39qh for linux-riscv@lists.infradead.org; Sat, 19 Apr 2025 03:33:04 +0000 Received: from [127.0.0.1] (unknown [116.232.27.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id 18798342FFE; Sat, 19 Apr 2025 03:32:56 +0000 (UTC) From: Yixun Lan Date: Sat, 19 Apr 2025 11:32:31 +0800 Subject: [PATCH 2/2] riscv: dts: spacemit: Acquire clocks for UART MIME-Version: 1.0 Message-Id: <20250419-05-dts-clock-v1-2-1cce5d59aba2@gentoo.org> References: <20250419-05-dts-clock-v1-0-1cce5d59aba2@gentoo.org> In-Reply-To: <20250419-05-dts-clock-v1-0-1cce5d59aba2@gentoo.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: Alex Elder , Haylen Chu , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Yixun Lan X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=4275; i=dlan@gentoo.org; h=from:subject:message-id; bh=qG33W8pZh9cohXq8CNvMyPhQr05ENy2yUo6n0wyKswk=; b=owEBzQIy/ZANAwAKATGq6kdZTbvtAcsmYgBoAxla/CuSzJaQd3efb8dgbHtSmb3zQpqQCiCBL CBemk1p3raJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCaAMZWl8UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277Y8uD/0aDEL9y1ipWFny2s Q/8scp0VWSTj7mU1DwAhO65jJ3yS9eYJChvJasDXDZukcMrHXxCMXTo5NEL+x0dTAd67TehU9Cb KogxfclpbSgkCHrQe0MTxrByjFd9DUHXU5i4a67KmT4exYcl1D4BbJKXS/1KU1n/68GYgZ4YApr cZkMd6T0gkY/jdrUF2VWCilp0iabpPhFMLcHjTzALtsfjJMb/24ZVwdyDUO2c5nWx3qDeaxVbf7 0J7uWfTCamGpWePfnjQfl163ZjzLIcpfzsyGCQ+ctoAOdEwnHiLNyQXhyMqdbZAOZ5WBgL6kpq3 zo88xoGGNvjj1Th9ECoHAcBGs/Uz1Cqy3ngtarlaBL+d4jI/sJb71r8PdWp6EFzwmWLZ+leM1s6 vNL+U/jH0kFkwkmq+xjj0Ve6vjRAO+LDIYGz0V5J4D2sDmiu3ykgaTO2U5n7+3Y04PFCGbPw0fE MCX686u7nxNoJUFr29tY5zRsTN5TmjhGCa+kQGw8SOavaF8JrIQYaHDvNu6bwFyDm06YZmVOrT1 qVVhWDniWCAD1qZ1Hmof1kknBWbF1bGJ5qGsu5mrFtgbftllfTMGc0lFsUk6AAUgaTt1VTckHT8 Mlog5Mqv6LGA71hkoOBziQvFKNxrXO/I4MbKZCvULP6+ECXSogvynude9N9/yISgzBhA== X-Developer-Key: i=dlan@gentoo.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250418_203303_826451_434F3597 X-CRM114-Status: UNSURE ( 7.30 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The K1 SoC features two clocks for UART controller, Acquire them explicitly in the driver. Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1.dtsi | 36 +++++++++++++++++++++++++++--------- 1 file changed, 27 insertions(+), 9 deletions(-) diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index 153fd1160182b42fe1a2f7f042c9c1da90f63b0c..415e1c3e1c78db987cbb65759adc26e98aaa24d3 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -360,8 +360,10 @@ syscon_apbc: system-control@d4015000 { uart0: serial@d4017000 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017000 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART0>, + <&syscon_apbc CLK_UART0_BUS>; + clock-names = "core", "bus"; interrupts = <42>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -370,8 +372,10 @@ uart0: serial@d4017000 { uart2: serial@d4017100 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017100 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART2>, + <&syscon_apbc CLK_UART2_BUS>; + clock-names = "core", "bus"; interrupts = <44>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -380,8 +384,10 @@ uart2: serial@d4017100 { uart3: serial@d4017200 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017200 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART3>, + <&syscon_apbc CLK_UART3_BUS>; + clock-names = "core", "bus"; interrupts = <45>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -390,8 +396,10 @@ uart3: serial@d4017200 { uart4: serial@d4017300 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017300 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART4>, + <&syscon_apbc CLK_UART4_BUS>; + clock-names = "core", "bus"; interrupts = <46>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -400,8 +408,10 @@ uart4: serial@d4017300 { uart5: serial@d4017400 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017400 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART5>, + <&syscon_apbc CLK_UART5_BUS>; + clock-names = "core", "bus"; interrupts = <47>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -410,8 +420,10 @@ uart5: serial@d4017400 { uart6: serial@d4017500 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017500 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART6>, + <&syscon_apbc CLK_UART6_BUS>; + clock-names = "core", "bus"; interrupts = <48>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -420,8 +432,10 @@ uart6: serial@d4017500 { uart7: serial@d4017600 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017600 0x0 0x100>; + clocks = <&syscon_apbc CLK_UART7>, + <&syscon_apbc CLK_UART7_BUS>; + clock-names = "core", "bus"; interrupts = <49>; - clock-frequency = <14857000>; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -431,7 +445,9 @@ uart8: serial@d4017700 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017700 0x0 0x100>; interrupts = <50>; - clock-frequency = <14857000>; + clocks = <&syscon_apbc CLK_UART8>, + <&syscon_apbc CLK_UART8_BUS>; + clock-names = "core", "bus"; reg-shift = <2>; reg-io-width = <4>; status = "disabled"; @@ -441,7 +457,9 @@ uart9: serial@d4017800 { compatible = "spacemit,k1-uart", "intel,xscale-uart"; reg = <0x0 0xd4017800 0x0 0x100>; interrupts = <51>; - clock-frequency = <14857000>; + clocks = <&syscon_apbc CLK_UART9>, + <&syscon_apbc CLK_UART9_BUS>; + clock-names = "core", "bus"; reg-shift = <2>; reg-io-width = <4>; status = "disabled";