From nobody Sun Oct 5 00:14:15 2025 Received: from smtpbguseast2.qq.com (smtpbguseast2.qq.com [54.204.34.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B250A224891; Mon, 11 Aug 2025 13:40:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.204.34.130 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754919666; cv=none; b=WbwctxBz/Gj44QFkuGGC1K03eZ6C6O1WzkmSLrcWSIkSvuFdiBs5y5z1eY4yukbnR3rRGbSGxcLfGdkFIshUvhpKxNED7WuMzA2CK06uU3QBGR33VGCdvIJvx40Wj2Vr+GElljZppSIFw0ZzdutzhIC5SsHdFTty+bZau8jvTcY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754919666; c=relaxed/simple; bh=v/t1aI3aNag38Iw54UrTz56l99+UEE1QCM7Cs9uZPv4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=c87+014/Bn5vpjRXFh580j2vJ7PI5aeK/fFo+iHu89MaOnlIa8e4y6R0cMJGGpin5xFg1OXBsqdd3nQTRcz8PtmOHRe18fVJ7+59jV3Qns2kh4l506DoFqeJs3NcbqZbao2hmjOcfYPvjnBbMBCk/fnzqBUZC7OIHrPGsx9LoEo= ARC-Authentication-Results: i=1; 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Mon, 11 Aug 2025 21:40:41 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 16647974151986818985 EX-QQ-RecipientCnt: 15 From: Troy Mitchell Date: Mon, 11 Aug 2025 21:40:33 +0800 Subject: [PATCH v5 1/2] dt-bindings: clock: spacemit: CLK_SSPA_I2S_BCLK for SSPA 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: quoted-printable Message-Id: <20250811-k1-clk-i2s-v5-1-ebadd06e1e91@linux.spacemit.com> References: <20250811-k1-clk-i2s-v5-0-ebadd06e1e91@linux.spacemit.com> In-Reply-To: <20250811-k1-clk-i2s-v5-0-ebadd06e1e91@linux.spacemit.com> To: Michael Turquette , Stephen Boyd , Yixun Lan , Alex Elder , Haylen Chu , Inochi Amaoto , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-clk@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Troy Mitchell X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1754919637; l=987; i=troy.mitchell@linux.spacemit.com; s=20250712; h=from:subject:message-id; bh=v/t1aI3aNag38Iw54UrTz56l99+UEE1QCM7Cs9uZPv4=; b=XDOHjzDt/8Bwy+RRA8v116qZP150LO1bgNRRsDV6NYYcy/qAG6+L7cLb3aW4R559pub1Hb7ok nlF5AxmwrioC0C/xmLN3pELovIUov390m2CXwboOprAQ2UzgmR+JCYe X-Developer-Key: i=troy.mitchell@linux.spacemit.com; a=ed25519; pk=zhRP1xE0bftrurqSWI+SzcSdJGIZ0BTTY9Id0ESzqlI= X-QQ-SENDSIZE: 520 Feedback-ID: zesmtpip:linux.spacemit.com:qybglogicsvrsz:qybglogicsvrsz3a-0 X-QQ-XMAILINFO: MUZU+Zjxo+2H/SviOkQOyUABZ8qb/vbRbhid4lB2ZFMLswzPopA0lOmR W2rcRB5g+RXNmN/ew5iEs7tLDVj6yLV4hdLBtntTGK0m3xQ77kxFvgUlCO3Occd2snx+OaP 9Q6pWmwAjpbotp9F11jOQoVPh8K8kg5/tqa9X4vNERNFW8bTpy9k7UPsNgXKemeRRVGx83i +bx6bUibw7YFbf/7wPKphIY6Jhpv+esBvhBbE/YmZA3gtgBZPUc3YLnQ1ve7ySHnxewaLb5 yBtEarcLAIXT1vdvJI29dg9Y58I6oPWOMDpPnwRIVU69U3V0cyjTnHBexztgv74bAzDzhDJ sogDgHZhVALeFrJySDss3m6Nd6mXuOJZoakCQeBh2SvCR4vgqmVv8y4xZSCIy+dprDfKgur KhlqD0XPIdzGhmNi9ExRTJEMDq1TIJjpJLxadzqNss186N6OzXCUJOxjekKcGEN73TcYmzk B4hS0FYSoqbAkOveAWDUMDMd3tPhz2J6YZcEKmm9E5+I0eiX3I9h2Hjv2U5wHVEIRSmdQuG YeAG/VLELXLW8gSWoeF3Y6bbYHMHzkqiZ9aijnha+NSVUGf/8vlu990/IWa8bjYQQvP7pR/ IiQDNL4iO6mlO6NiwbsMwBiLJ5AFyKurXvsH/vqZFB399wopmeTdLDSsMk7/aPsyFGctL/Z cTh+DgwVZL2I6NYPsAEA/tyxp93nKI3KqMVNkyNvaDt7ZK6aQRHhQze6EmQssDKTdVtFQuX kX6i9eaF6vXb/99oe+RqamE1HuN0Uw3W+3EqYumZdLGtOts9QGc7ak8YYqFzw2jheXsxzfi uL6DSWOABi/juG5I+NzFkKPo4lF6EoNagRHQpFVyDKFzlem3D6HUTUmkEwX6JEc1k+Q7E81 iqGaTZ990ZI8V+Cjbn1qIYWo12dVFSJ4GM0jDS2HzaKcvxsJfMIj3kPo4RjekK2snrcVmZe cVPOcZWcqhMacm6HuOi1nq8M2c7AGnnLtNrEp3w9/rqo867oHgTZLEN8SK0ZtGK/OhA9pAm 8KhyxowPvC81gNqmrXIkSc9wVeh8f1yz6EPUqW13rKVAf0q2Cp/AMf0iI+H7a6M+arLRTmg VIamivBPbTP7rM7HN2CH/E= X-QQ-XMRINFO: NyFYKkN4Ny6FSmKK/uo/jdU= X-QQ-RECHKSPAM: 0 In order to use the virtual clock SSPAx_I2S_BCLK in the device tree and register it in the driver, this patch introduces the macro definition. Fixes: 1b72c59db0add ("clk: spacemit: Add clock support for SpacemiT K1 SoC= ") Acked-by: Rob Herring (Arm) Signed-off-by: Troy Mitchell --- include/dt-bindings/clock/spacemit,k1-syscon.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/dt-bindings/clock/spacemit,k1-syscon.h b/include/dt-bi= ndings/clock/spacemit,k1-syscon.h index 2714c3fe66cd5b49e12c8b20689f5b01da36b774..505205453d7f19ad478b3b741d8= 3f4498fcb8c0d 100644 --- a/include/dt-bindings/clock/spacemit,k1-syscon.h +++ b/include/dt-bindings/clock/spacemit,k1-syscon.h @@ -182,6 +182,8 @@ #define CLK_SSPA1_BUS 97 #define CLK_TSEN_BUS 98 #define CLK_IPC_AP2AUD_BUS 99 +#define CLK_SSPA0_I2S_BCLK 100 +#define CLK_SSPA1_I2S_BCLK 101 =20 /* APBC resets */ #define RESET_UART0 0 --=20 2.50.1 From nobody Sun Oct 5 00:14:15 2025 Received: from smtpbguseast1.qq.com (smtpbguseast1.qq.com [54.204.34.129]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BCCB92DEA65; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250811-k1-clk-i2s-v5-2-ebadd06e1e91@linux.spacemit.com> References: <20250811-k1-clk-i2s-v5-0-ebadd06e1e91@linux.spacemit.com> In-Reply-To: <20250811-k1-clk-i2s-v5-0-ebadd06e1e91@linux.spacemit.com> To: Michael Turquette , Stephen Boyd , Yixun Lan , Alex Elder , Haylen Chu , Inochi Amaoto , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-clk@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Troy Mitchell , Yao Zi X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1754919637; l=3086; i=troy.mitchell@linux.spacemit.com; s=20250712; h=from:subject:message-id; bh=EwKVSE+xlhWtppMsIC0wFkFKY+Ek8JZOdL9HhV7w8qQ=; b=26/O+mjSBSWiF1/RhGR5NKfnNd1X96Hv85kfc7sUe88X6jtIL1refAZMItUiZxCo6aDVLlSi8 mDIipJ33GBXBecTM/a5QKi/6ALjLFFRctjm69TMpYQYR2DNm7YZuZgs X-Developer-Key: i=troy.mitchell@linux.spacemit.com; a=ed25519; pk=zhRP1xE0bftrurqSWI+SzcSdJGIZ0BTTY9Id0ESzqlI= X-QQ-SENDSIZE: 520 Feedback-ID: zesmtpip:linux.spacemit.com:qybglogicsvrsz:qybglogicsvrsz3a-0 X-QQ-XMAILINFO: M3ziZXKDk+iOPR+UgAZS/ckQSVE4v9nl/JPC8zEsfbnTtjMwLHy39RAC pVmDjmw8o3e7md3OP8UmTaqQyjofjBJfSiIEUjOtYadf09egDFtQKqT6aDHu1FPskBVZfq7 RZhX6qZVnJn8lzaFFh2GBICXT6JcdKb/sRZyT7JVYRyUExzybUemcfug3AB9aWlVe0vveoU BdaMktQAHEhKQ0TDsokCfE3jNkzbqpx9BU85gU/c8cwX77qp8pGaiBTF5olGnEskwqaoUZk cbd4N23qL3ccCt3rwN4bjdXDMRSkFlpRMVoASQuJiBj9mPhp7tQrAttZ2OgoZQinskpVCSc RHcwRgTF8VAJDpBF6N0Zd6bO5eEBp27lGG6MxgINondghvF8tkRqsrmWKtZSgsNQMe31js0 +6bSbSwMrWL38PcJHifjyYFU5hC4y5tXZ9NVN4kv2P7aL53ZNDduOzCmmi8wdhDVEQGhUqY zeTN1ua1gdegaEYP/VkM/WrLECpCI5XMU8XATxPkzfi5eBOI7WWPEFRkrRU23/9oUMh+cNr 5aR8noBFFeQp7DLYQKYjfFM2msxKarhgWdQUBMn2gUYbbkBURC1SAiLPIAqwDnFeCIj2a93 0sL/iFu2OklYJ+A+oQxnQroTcwyF/nAJtXL/0jcfVj7375z4abcziaZlQqe8kMfblwlMQhh qkwR+gsb8k4+q+0VuPwK+7WkbvS2UeyySISRjyvvaoH7UH4iLVGXEOtSsYWM/Z3v0bbrXQu WktxgQJ/FefgwprTmrbetEe/6CmU+4RvSG3caAmWPFyenJBzaDcy1y/Onl+SVAExhaEz+aj 6yZYqX3kh5GJ+2sVsBZoUxfwQ6WYT/9ISY4Mik+TfsAgfpkAYnq4bGvR0BvVoWY2FFKNY7y hkDN+EWNxbwyb3bMgEYDS/ChqD48Gm76kyuowrc9NIuHWMcAF5IoLIo1ScaRGjRoz6kG74s 5Zqi4RmiMel8xqWJJTbtmagAgfsX63pgOzdMcU0o0COeta/H2FRaZp3wAxuhnmLYL7md5bj QOOs8UqD5mekwRBNL4DhAGPGC1xcME0p+vef3nO+/e0s7+I/wyMhc8p+irWf08dSfMfdjHc g== X-QQ-XMRINFO: MSVp+SPm3vtS1Vd6Y4Mggwc= X-QQ-RECHKSPAM: 0 Hardware Requirement: BIT[3] of this register must be set if need to select i2s_bclk as SSPA parent clock, to solve this, introduces a new SSPAx_I2S_BCLK clock as the virtual gate clock. Fixes: 1b72c59db0add ("clk: spacemit: Add clock support for SpacemiT K1 SoC= ") Suggested-by: Yao Zi Reviewed-by: Haylen Chu Signed-off-by: Troy Mitchell --- drivers/clk/spacemit/ccu-k1.c | 29 +++++++++++++++++++++++++---- 1 file changed, 25 insertions(+), 4 deletions(-) diff --git a/drivers/clk/spacemit/ccu-k1.c b/drivers/clk/spacemit/ccu-k1.c index 65e6de030717afa60eefab7bda88f9a13b857650..62cdba516a29f960e15e0464247= 0f55e3d85bfad 100644 --- a/drivers/clk/spacemit/ccu-k1.c +++ b/drivers/clk/spacemit/ccu-k1.c @@ -247,7 +247,14 @@ CCU_GATE_DEFINE(aib_clk, CCU_PARENT_NAME(vctcxo_24m), = APBC_AIB_CLK_RST, BIT(1), =20 CCU_GATE_DEFINE(onewire_clk, CCU_PARENT_NAME(vctcxo_24m), APBC_ONEWIRE_CLK= _RST, BIT(1), 0); =20 -static const struct clk_parent_data sspa_parents[] =3D { +/* + * When i2s_bclk is selected as the parent clock of sspa, + * the hardware requires bit3 to be set + */ +CCU_GATE_DEFINE(sspa0_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA0_CLK_RS= T, BIT(3), 0); +CCU_GATE_DEFINE(sspa1_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA1_CLK_RS= T, BIT(3), 0); + +static const struct clk_parent_data sspa0_parents[] =3D { CCU_PARENT_HW(pll1_d384_6p4), CCU_PARENT_HW(pll1_d192_12p8), CCU_PARENT_HW(pll1_d96_25p6), @@ -255,10 +262,22 @@ static const struct clk_parent_data sspa_parents[] = =3D { CCU_PARENT_HW(pll1_d768_3p2), CCU_PARENT_HW(pll1_d1536_1p6), CCU_PARENT_HW(pll1_d3072_0p8), - CCU_PARENT_HW(i2s_bclk), + CCU_PARENT_HW(sspa0_i2s_bclk), }; -CCU_MUX_GATE_DEFINE(sspa0_clk, sspa_parents, APBC_SSPA0_CLK_RST, 4, 3, BIT= (1), 0); -CCU_MUX_GATE_DEFINE(sspa1_clk, sspa_parents, APBC_SSPA1_CLK_RST, 4, 3, BIT= (1), 0); +CCU_MUX_GATE_DEFINE(sspa0_clk, sspa0_parents, APBC_SSPA0_CLK_RST, 4, 3, BI= T(1), 0); + +static const struct clk_parent_data sspa1_parents[] =3D { + CCU_PARENT_HW(pll1_d384_6p4), + CCU_PARENT_HW(pll1_d192_12p8), + CCU_PARENT_HW(pll1_d96_25p6), + CCU_PARENT_HW(pll1_d48_51p2), + CCU_PARENT_HW(pll1_d768_3p2), + CCU_PARENT_HW(pll1_d1536_1p6), + CCU_PARENT_HW(pll1_d3072_0p8), + CCU_PARENT_HW(sspa1_i2s_bclk), +}; +CCU_MUX_GATE_DEFINE(sspa1_clk, sspa1_parents, APBC_SSPA1_CLK_RST, 4, 3, BI= T(1), 0); + CCU_GATE_DEFINE(dro_clk, CCU_PARENT_HW(apb_clk), APBC_DRO_CLK_RST, BIT(1),= 0); CCU_GATE_DEFINE(ir_clk, CCU_PARENT_HW(apb_clk), APBC_IR_CLK_RST, BIT(1), 0= ); CCU_GATE_DEFINE(tsen_clk, CCU_PARENT_HW(apb_clk), APBC_TSEN_CLK_RST, BIT(1= ), 0); @@ -865,6 +884,8 @@ static struct clk_hw *k1_ccu_apbc_hws[] =3D { [CLK_SSPA1_BUS] =3D &sspa1_bus_clk.common.hw, [CLK_TSEN_BUS] =3D &tsen_bus_clk.common.hw, [CLK_IPC_AP2AUD_BUS] =3D &ipc_ap2aud_bus_clk.common.hw, + [CLK_SSPA0_I2S_BCLK] =3D &sspa0_i2s_bclk.common.hw, + [CLK_SSPA1_I2S_BCLK] =3D &sspa1_i2s_bclk.common.hw, }; =20 static const struct spacemit_ccu_data k1_ccu_apbc_data =3D { --=20 2.50.1