From patchwork Wed Dec 22 00:37:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan O'Donoghue X-Patchwork-Id: 527462 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0BA0CC433F5 for ; Wed, 22 Dec 2021 00:35:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239664AbhLVAfw (ORCPT ); Tue, 21 Dec 2021 19:35:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44366 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239660AbhLVAfw (ORCPT ); Tue, 21 Dec 2021 19:35:52 -0500 Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A9A5DC06173F for ; Tue, 21 Dec 2021 16:35:51 -0800 (PST) Received: by mail-wr1-x429.google.com with SMTP id r17so1356832wrc.3 for ; Tue, 21 Dec 2021 16:35:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ljMjKmJ/9wGWFq9xOZXIRuoF0j5niHQvp3VYwI5nr+4=; b=I1NR22raRI60fvmp2W4ju+c84vO7GlpL1K+Oye8m8LLB0dLw/QenIpN7g/+86xfuMN otEow9NwnyIhQHaU00dXFKe9exakl0JVRw/wDXXJtudAh7mn+lOmsmoGqcMuRT5Sj1/F 2rVUCFOeq9M+IIereO/pjgbRzK39orkoRolYJ1pZKZN1tKAodziM+xGzNYdys8l6fZJS sj/z2EWO4ybkrdExpQoLhSvbj3hlhxdxNXQwjE/gS/K44c/dtj0DY2+8XXXqNmSLSl5u YPpi6eHLdj14vaR+EkpPN5KHhhXy17mI2pTWg6xbhNgFoAb+Z97Bz5odXGOgACc8+BZ1 c9Yw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ljMjKmJ/9wGWFq9xOZXIRuoF0j5niHQvp3VYwI5nr+4=; b=uIULN1Fruo6QjjsAbE+RnJZ5uKooUZdMaw/Ko0R09EQZ2BKyJVOUQIUKx+1krWiXKs 8lIv+eztr5rT8F/4c3Vutn6M1312KO/1oIzU4MOeF4ZpxxeboNkv//Cv9qgDT2JQmWQP Dd6f2PFUqKZhrRp6Htg59jIpAd6FrtWkXW468hUjVOHg+FhMo/6gb44BV5BYiv8/OoZz Gv1IoSfSKGD8up4pK/8fvZjSokY76r79YR3nBE4lDFp67MdfPVfmeV0PCMB3+Raynudt uiJaho4ZEZEbdU1rHETywlNDLXVoOd7tqrbyi0PZSFgyWY5LD8M6lP7sc4KB0yCC8dOA l/Vw== X-Gm-Message-State: AOAM530Q7wBEOkq7ZJC3Vatz2xqIJ9yo/VmnW0poqwOpbb6WXgm+0fI0 Vek76aBXtTdsNa9VSgs7CFbas5ly1igu3A== X-Google-Smtp-Source: ABdhPJyMOzkT+pDorFLdNrc6IvqpFkOX+katQPeD7SV2obukm01AcRdyV7L+awWf4ndkj8jokmh0Kg== X-Received: by 2002:adf:dd11:: with SMTP id a17mr400879wrm.174.1640133349987; Tue, 21 Dec 2021 16:35:49 -0800 (PST) Received: from sagittarius-a.chello.ie (188-141-3-169.dynamic.upc.ie. [188.141.3.169]) by smtp.gmail.com with ESMTPSA id n7sm282825wms.45.2021.12.21.16.35.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Dec 2021 16:35:49 -0800 (PST) From: Bryan O'Donoghue To: linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, hverkuil@xs4all.nl, robert.foss@linaro.org Cc: jonathan@marek.ca, andrey.konovalov@linaro.org, todor.too@gmail.com, agross@kernel.org, bjorn.andersson@linaro.org, jgrahsl@snap.com, hfink@snap.com, vladimir.zapolskiy@linaro.org, dmitry.baryshkov@linaro.org, bryan.odonoghue@linaro.org Subject: [PATCH v3 04/19] media: camss: csiphy-3ph: add support for SM8250 CSI DPHY Date: Wed, 22 Dec 2021 00:37:36 +0000 Message-Id: <20211222003751.2461466-5-bryan.odonoghue@linaro.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211222003751.2461466-1-bryan.odonoghue@linaro.org> References: <20211222003751.2461466-1-bryan.odonoghue@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Jonathan Marek Add support for CSIPHY (2PH/DPHY mode) found on SM8250 hardware. Signed-off-by: Jonathan Marek Reviewed-by: Robert Foss Tested-by: Julian Grahsl Tested-by: Bryan O'Donoghue Signed-off-by: Bryan O'Donoghue --- .../qcom/camss/camss-csiphy-3ph-1-0.c | 147 ++++++++++++++++-- drivers/media/platform/qcom/camss/camss.h | 1 + 2 files changed, 139 insertions(+), 9 deletions(-) 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 783b65295d20b..c5b0a91b36f88 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 @@ -62,6 +62,7 @@ struct csiphy_reg_t { u32 csiphy_param_type; }; +/* GEN2 1.0 2PH */ static const struct csiphy_reg_t lane_regs_sdm845[5][14] = { { @@ -146,6 +147,121 @@ csiphy_reg_t lane_regs_sdm845[5][14] = { }, }; +/* GEN2 1.2.1 2PH */ +static const struct +csiphy_reg_t lane_regs_sm8250[5][20] = { + { + {0x0030, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0900, 0x05, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0908, 0x10, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0904, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0904, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0004, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x002C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0034, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0010, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x001C, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x003C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0008, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0000, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x000c, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0038, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0014, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0028, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0024, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0800, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + }, + { + {0x0730, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C80, 0x05, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C88, 0x10, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C84, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C84, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0704, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x072C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0734, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0710, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x071C, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x073C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0708, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0700, 0x80, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x070c, 0xA5, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0738, 0x1F, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0714, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0728, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0724, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0800, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + }, + { + {0x0230, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0A00, 0x05, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0A08, 0x10, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0A04, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0A04, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0204, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x022C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0234, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0210, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x021C, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x023C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0208, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0200, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x020c, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0238, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0214, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0228, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0224, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0800, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + }, + { + {0x0430, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0B00, 0x05, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0B08, 0x10, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0B04, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0B04, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0404, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x042C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0434, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0410, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x041C, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x043C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0408, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0400, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x040c, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0438, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0414, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0428, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0424, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0800, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + }, + { + {0x0630, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C00, 0x05, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C08, 0x10, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C04, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0C04, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0604, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x062C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0634, 0x07, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0610, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x061C, 0x08, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x063C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0608, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, + {0x0600, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x060c, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0638, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0614, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0628, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0624, 0x00, 0x00, CSIPHY_DNP_PARAMS}, + {0x0800, 0x02, 0x00, CSIPHY_DEFAULT_PARAMS}, + {0x0884, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS}, + }, +}; + static void csiphy_hw_version_read(struct csiphy_device *csiphy, struct device *dev) { @@ -298,13 +414,25 @@ static void csiphy_gen1_config_lanes(struct csiphy_device *csiphy, static void csiphy_gen2_config_lanes(struct csiphy_device *csiphy, u8 settle_cnt) { - int i, l; + const struct csiphy_reg_t *r; + int i, l, array_size; u32 val; - for (l = 0; l < 5; l++) { - for (i = 0; i < 14; i++) { - const struct csiphy_reg_t *r = &lane_regs_sdm845[l][i]; + switch (csiphy->camss->version) { + case CAMSS_845: + r = &lane_regs_sdm845[0][0]; + array_size = ARRAY_SIZE(lane_regs_sdm845[0]); + break; + case CAMSS_8250: + r = &lane_regs_sm8250[0][0]; + array_size = ARRAY_SIZE(lane_regs_sm8250[0]); + break; + default: + unreachable(); + } + for (l = 0; l < 5; l++) { + for (i = 0; i < array_size; i++, r++) { switch (r->csiphy_param_type) { case CSIPHY_SETTLE_CNT_LOWER_BYTE: val = settle_cnt & 0xff; @@ -325,13 +453,15 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, s64 link_freq, u8 lane_mask) { struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg; + bool is_gen2 = (csiphy->camss->version == CAMSS_845 || + csiphy->camss->version == CAMSS_8250); u8 settle_cnt; u8 val; int i; settle_cnt = csiphy_settle_cnt_calc(link_freq, csiphy->timer_clk_rate); - val = BIT(c->clk.pos); + val = is_gen2 ? BIT(7) : BIT(c->clk.pos); for (i = 0; i < c->num_data; i++) val |= BIT(c->data[i].pos * 2); @@ -346,11 +476,10 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, val = 0x00; writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(0)); - if (csiphy->camss->version == CAMSS_8x16 || - csiphy->camss->version == CAMSS_8x96) - csiphy_gen1_config_lanes(csiphy, cfg, settle_cnt); - else if (csiphy->camss->version == CAMSS_845) + if (is_gen2) csiphy_gen2_config_lanes(csiphy, settle_cnt); + else + csiphy_gen1_config_lanes(csiphy, cfg, settle_cnt); /* IRQ_MASK registers - disable all interrupts */ for (i = 11; i < 22; i++) diff --git a/drivers/media/platform/qcom/camss/camss.h b/drivers/media/platform/qcom/camss/camss.h index dc8b4154f92b3..377e2474a485f 100644 --- a/drivers/media/platform/qcom/camss/camss.h +++ b/drivers/media/platform/qcom/camss/camss.h @@ -69,6 +69,7 @@ enum camss_version { CAMSS_8x96, CAMSS_660, CAMSS_845, + CAMSS_8250, }; struct camss {