From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 EA90826C399; Sun, 9 Nov 2025 09:40:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762681205; cv=none; b=oDxwDr1TgO83TwFv/d8FqLhRQfP93Gfh1lrU2P/IjatyRRDJc9044vRPXLGy8xfyyD+WtxiEmN+aU69CoJ5TBCzhKIbLYcd1vshYbudS9Ic9FYDqXQvF0onM+4PIut8TN/jBAOOx8acIqDVgbsDe/Mk/wTPf5FY6+eIP5stPvUE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762681205; c=relaxed/simple; bh=VURxhsrja0d1mbf83rp6CbYeiedDgrQAvgKCqq1ekF0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=iSEHuk/Wo00g8Ku1s8BfDrMA6XJmN4TuDnJA2CYOeFXHrUO3ijOnuX2k8AGkbAcjn03zmM8jF4GwGnKDNMkt9UfwpnHmVR2YF3LsiqUE/2p0lxFAqdsiMYWdbFWxzqJg17D64s5GjS6ZgNcEZ/GEdsW2mAWtSZ2JyMIB24gOfp4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BZ/ijM87; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BZ/ijM87" Received: by smtp.kernel.org (Postfix) with ESMTPS id C461DC2BC86; Sun, 9 Nov 2025 09:40:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762681204; bh=VURxhsrja0d1mbf83rp6CbYeiedDgrQAvgKCqq1ekF0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=BZ/ijM87uSBCFwUXQwAYnTfypRVKx8fRYV+q0h9yjp+6OFgaPgCSJo9BBKVsttO3q rLLmeQNadwsPs5pE6wKsTft014yYVo7rhY9syOC1g1123VrMtD9QwmNVuBz3sfN8Xi rjwNrVxOC57XBql4HuVqLWgniqW8FT6M8nD82GTszYlcN6TbtoyDoVglV7sTgwc667 raBQ5AcZD/gafWkcxqpb4hv5nzQxkwGthnYUyklQHhQJQ5khoYBaAgB/TRjRYYyNa+ dl0cr5FgHkZqeBjDN3gJfOXG0V+K+o0UGuUblqPYH+CB4z5QVqNEgd5L/22ffAYkX9 YDCbZGL+BhXZg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9FA6CCFA13; Sun, 9 Nov 2025 09:40:04 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Sun, 09 Nov 2025 10:39:44 +0100 Subject: [PATCH RFC 1/8] media: qcom: camss: csiphy-3ph: Add Gen2 v1.1 MIPI CSI-2 CPHY init Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251109-qcom-cphy-v1-1-165f7e79b0e1@ixit.cz> References: <20251109-qcom-cphy-v1-0-165f7e79b0e1@ixit.cz> In-Reply-To: <20251109-qcom-cphy-v1-0-165f7e79b0e1@ixit.cz> To: Robert Foss , Todor Tomov , Bryan O'Donoghue , Vladimir Zapolskiy , Mauro Carvalho Chehab , Luca Weiss , Petr Hodina , Casey Connolly , "Dr. Git" Cc: Joel Selvaraj , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=4140; i=david@ixit.cz; h=from:subject:message-id; bh=pWsEEMfrqwWPA3Vwo7teUg13fNUs6yNCOr6Nd/+BhR0=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpEGFyHWEZW7qXgbF0CK4H+doJ++mLYWtI2uEcV /MCjdkFHFyJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCaRBhcgAKCRBgAj/E00kg cuywD/9X99MIxdvKioSz1yJlZgESQudwPpuTXBefCggreBsm1PT1vsrlmVHFPb/46sS5rxtoABc sDugMaKjQZhHAO1Quf7YZJkefYjfEYbokSJ7CMuDON8n+l156zOoHa1dv1b5aaocZGuAJFWHYRn djAodsM+hAYfRAbx15JPffSy0SwFlgABZzS711fcdZ8/I03LeFeUnLjLr0YVhXD+R93YGD2Qn2N 3Fu6QTdeQDftyrNn6XlERS92xr6/rpQogQxTo3lTbBBJPWh+M0OUkCtQEX9RzxDesFG7IcC3rLu 20tMObp0ZNjsk5kI3Eg+CgevCL4/0nhLrmk4up0rTqhemXZGqfAnODbu2h6fif/hxt3wE6YCk9k y1wo0Sg0V6b4HgAf5t2oDqCGXbCrSI+TLC47B9V1b/t9gSSynkmY5Nvv+mgsbVPOIGrrXGxc4xi F1T9xiAP/ac2B1dawx/kKK2XGa/rz5K9xchqiZ3blZfBInTiC7/JgZnamS6a3k8kJBGrzOD4oPC w0lk9BZaw9VMzDN09/R2nRBnLNcJL2+wZ0qRMmtfj6bVBRT4R4idZlhOBV1n/8sWVoyr2NG92rf eMygq5g4TMMeHr4BgOraR3/7+x3T4ZvJDfb3lixPjqJAkB0J71NAPAM1ZI3XLQed2Vfp2lX6KKL /tWLlXJFLCpoAaQ== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: Casey Connolly Add a PHY configuration sequence for the sdm845 which uses a Qualcomm Gen 2 version 1.1 CSI-2 PHY. The PHY can be configured as two phase or three phase in C-PHY or D-PHY mode. This configuration supports three-phase C-PHY mode. Signed-off-by: Casey Connolly Signed-off-by: David Heidelberg --- .../platform/qcom/camss/camss-csiphy-3ph-1-0.c | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+) diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c index 619abbf607813..f28c32d1a4ec5 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c @@ -144,6 +144,7 @@ csiphy_lane_regs lane_regs_sa8775p[] = { }; /* GEN2 1.0 2PH */ +/* 5 entries: clock + 4 lanes */ static const struct csiphy_lane_regs lane_regs_sdm845[] = { {0x0004, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, @@ -218,6 +219,69 @@ csiphy_lane_regs lane_regs_sdm845[] = { {0x0664, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS}, }; +/* GEN2 1.0 3PH */ +/* 3 entries: 3 lanes (C-PHY) */ +static const struct +csiphy_lane_regs lane_regs_sdm845_3ph[] = { + {0x015C, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0168, 0xA0, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x016C, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0104, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x010C, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0108, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, + {0x0114, 0x20, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0150, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0118, 0x3e, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x011C, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0120, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0124, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0128, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x012C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0144, 0x12, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0160, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x01CC, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0164, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x01DC, 0x51, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x035C, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0368, 0xA0, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x036C, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0304, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x030C, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0308, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, + {0x0314, 0x20, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0350, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0318, 0x3e, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x031C, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0320, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0324, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0328, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x032C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0344, 0x12, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0360, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x03CC, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0364, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x03DC, 0x51, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x055C, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0568, 0xA0, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x056C, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0504, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x050C, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0508, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, + {0x0514, 0x20, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0550, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0518, 0x3e, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x051C, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0520, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0524, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0528, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x052C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0544, 0x12, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0560, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x05CC, 0x41, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0564, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x05DC, 0x51, 0x00, CSIPHY_DEFAULT_PARAMS}, +}; + /* GEN2 1.1 2PH */ static const struct csiphy_lane_regs lane_regs_sc8280xp[] = { -- 2.51.0