From patchwork Mon Jun 19 09:24:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 694273 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 0FEBFEB64D9 for ; Mon, 19 Jun 2023 09:25:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231440AbjFSJZQ (ORCPT ); Mon, 19 Jun 2023 05:25:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50616 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231480AbjFSJYe (ORCPT ); Mon, 19 Jun 2023 05:24:34 -0400 Received: from mail-wm1-x330.google.com (mail-wm1-x330.google.com [IPv6:2a00:1450:4864:20::330]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A96C5E68 for ; Mon, 19 Jun 2023 02:24:30 -0700 (PDT) Received: by mail-wm1-x330.google.com with SMTP id 5b1f17b1804b1-3f9002a1a9bso30060055e9.1 for ; Mon, 19 Jun 2023 02:24:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20221208.gappssmtp.com; s=20221208; t=1687166669; x=1689758669; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=djSwdyLw8xp+3Hm8dkeIbLA/6vtbTk1lxohdgQnQb6c=; b=bO9aSgZagrEBEIkG1MmJMrxVAwa3ITE67+vzozCxbo5GX2JvX6IfKatyAJc5WJTIvm gxOMs82gAZNA9K/kxyH7hJ0VA6YfM2ZcesWir5TIPi/SZK0J0TVI9ojxjAVP37+mIOww esqOSUtqQ3974YYJGBFNxj2Oy+mGr8sfCcEgJOlHJkJe/w5ntjLWJBao0H95atJpHDN9 XmtC25ManCI1DayUnp8V3MT+CiMzz3jAjofZoWchpuKpuZmtAWK370xvuOe8+AEc7pr3 LgrDipRfrSjXz5I75C18iGOW7ToIphj14Bt5hYJCYlwepgEAPJEp3v/Q6y1r3YVHTBJa TZzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687166669; x=1689758669; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=djSwdyLw8xp+3Hm8dkeIbLA/6vtbTk1lxohdgQnQb6c=; b=En05knDSYoBuhjtNuLg3K2COkcDjALbjdfDbL1Pc/DBxFfOw4wPYhT7Tgtm014dyuV jECEn11c6DptE5mHkJy23e3nDNfEjr+Xpq+3cCUmCJmy4GvHMC+fv+bkl9x9PcGFceDI ucIzW4vHTXEa85R5ZrfCq6DwXFrUEXYwh2VIKSYIhSKq7YQdWlCc7tn5yNTHawAkJsZi SnN6iXmIIDXjuMSwDvWY+vxk18TlVjMg72D9fGFkzMuYQAwt9ll58EdLkEXz+E+WurS1 bvarVOkWID53Bv4JI1HQzTVLkBXL+x7zm99gJGsbXUnLR4JkV8XLHLxx1gP8eNWC3YQm vPkw== X-Gm-Message-State: AC+VfDwd2pwwsVkF2yPAN4qslALRvMYuUoWxkCoul6Wwn2tnyNvJ1V6O G4YSTSkbQ/gz9qjow8x7XGtziA== X-Google-Smtp-Source: ACHHUZ55yZarh34rxCXvP4nDHHz58CibAdCjSGMHZcCrATZRRuYKSxCHkofo7a1tu72C48EhXAMc9g== X-Received: by 2002:a05:600c:b4e:b0:3f7:fcca:5e32 with SMTP id k14-20020a05600c0b4e00b003f7fcca5e32mr8241646wmr.17.1687166668922; Mon, 19 Jun 2023 02:24:28 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:d9e8:ddbf:7391:a0b0]) by smtp.gmail.com with ESMTPSA id q9-20020a7bce89000000b003f7cb42fa20sm10045229wmj.42.2023.06.19.02.24.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jun 2023 02:24:28 -0700 (PDT) From: Bartosz Golaszewski To: Vinod Koul , Bhupesh Sharma , Andy Gross , Bjorn Andersson , Konrad Dybcio , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Andrew Halaney Cc: netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Subject: [RESEND PATCH v2 14/14] net: stmmac: dwmac-qcom-ethqos: add support for emac4 on sa8775p platforms Date: Mon, 19 Jun 2023 11:24:02 +0200 Message-Id: <20230619092402.195578-15-brgl@bgdev.pl> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230619092402.195578-1-brgl@bgdev.pl> References: <20230619092402.195578-1-brgl@bgdev.pl> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Bartosz Golaszewski sa8775p uses EMAC version 4, add the relevant defines, rename the has_emac3 switch to has_emac_ge_3 (has emac greater-or-equal than 3) and add the new compatible. Signed-off-by: Bartosz Golaszewski --- .../stmicro/stmmac/dwmac-qcom-ethqos.c | 65 +++++++++++++++---- 1 file changed, 51 insertions(+), 14 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index bdf59a179f87..fa0fc53c56a3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -88,8 +88,9 @@ struct ethqos_emac_driver_data { const struct ethqos_emac_por *por; unsigned int num_por; bool rgmii_config_loopback_en; - bool has_emac3; + bool has_emac_ge_3; const char *link_clk_name; + bool has_integrated_pcs; struct dwmac4_addrs dwmac4_addrs; }; @@ -108,7 +109,7 @@ struct qcom_ethqos { const struct ethqos_emac_por *por; unsigned int num_por; bool rgmii_config_loopback_en; - bool has_emac3; + bool has_emac_ge_3; }; static int rgmii_readl(struct qcom_ethqos *ethqos, unsigned int offset) @@ -202,7 +203,7 @@ static const struct ethqos_emac_driver_data emac_v2_3_0_data = { .por = emac_v2_3_0_por, .num_por = ARRAY_SIZE(emac_v2_3_0_por), .rgmii_config_loopback_en = true, - .has_emac3 = false, + .has_emac_ge_3 = false, }; static const struct ethqos_emac_por emac_v2_1_0_por[] = { @@ -218,7 +219,7 @@ static const struct ethqos_emac_driver_data emac_v2_1_0_data = { .por = emac_v2_1_0_por, .num_por = ARRAY_SIZE(emac_v2_1_0_por), .rgmii_config_loopback_en = false, - .has_emac3 = false, + .has_emac_ge_3 = false, }; static const struct ethqos_emac_por emac_v3_0_0_por[] = { @@ -234,7 +235,41 @@ static const struct ethqos_emac_driver_data emac_v3_0_0_data = { .por = emac_v3_0_0_por, .num_por = ARRAY_SIZE(emac_v3_0_0_por), .rgmii_config_loopback_en = false, - .has_emac3 = true, + .has_emac_ge_3 = true, + .dwmac4_addrs = { + .dma_chan = 0x00008100, + .dma_chan_offset = 0x1000, + .mtl_chan = 0x00008000, + .mtl_chan_offset = 0x1000, + .mtl_ets_ctrl = 0x00008010, + .mtl_ets_ctrl_offset = 0x1000, + .mtl_txq_weight = 0x00008018, + .mtl_txq_weight_offset = 0x1000, + .mtl_send_slp_cred = 0x0000801c, + .mtl_send_slp_cred_offset = 0x1000, + .mtl_high_cred = 0x00008020, + .mtl_high_cred_offset = 0x1000, + .mtl_low_cred = 0x00008024, + .mtl_low_cred_offset = 0x1000, + }, +}; + +static const struct ethqos_emac_por emac_v4_0_0_por[] = { + { .offset = RGMII_IO_MACRO_CONFIG, .value = 0x40c01343 }, + { .offset = SDCC_HC_REG_DLL_CONFIG, .value = 0x2004642c }, + { .offset = SDCC_HC_REG_DDR_CONFIG, .value = 0x80040800 }, + { .offset = SDCC_HC_REG_DLL_CONFIG2, .value = 0x00200000 }, + { .offset = SDCC_USR_CTL, .value = 0x00010800 }, + { .offset = RGMII_IO_MACRO_CONFIG2, .value = 0x00002060 }, +}; + +static const struct ethqos_emac_driver_data emac_v4_0_0_data = { + .por = emac_v4_0_0_por, + .num_por = ARRAY_SIZE(emac_v3_0_0_por), + .rgmii_config_loopback_en = false, + .has_emac_ge_3 = true, + .link_clk_name = "phyaux", + .has_integrated_pcs = true, .dwmac4_addrs = { .dma_chan = 0x00008100, .dma_chan_offset = 0x1000, @@ -275,7 +310,7 @@ static int ethqos_dll_configure(struct qcom_ethqos *ethqos) rgmii_updatel(ethqos, SDCC_DLL_CONFIG_DLL_EN, SDCC_DLL_CONFIG_DLL_EN, SDCC_HC_REG_DLL_CONFIG); - if (!ethqos->has_emac3) { + if (!ethqos->has_emac_ge_3) { rgmii_updatel(ethqos, SDCC_DLL_MCLK_GATING_EN, 0, SDCC_HC_REG_DLL_CONFIG); @@ -316,7 +351,7 @@ static int ethqos_dll_configure(struct qcom_ethqos *ethqos) rgmii_updatel(ethqos, SDCC_DLL_CONFIG2_DDR_CAL_EN, SDCC_DLL_CONFIG2_DDR_CAL_EN, SDCC_HC_REG_DLL_CONFIG2); - if (!ethqos->has_emac3) { + if (!ethqos->has_emac_ge_3) { rgmii_updatel(ethqos, SDCC_DLL_CONFIG2_DLL_CLOCK_DIS, 0, SDCC_HC_REG_DLL_CONFIG2); @@ -386,7 +421,7 @@ static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos) /* PRG_RCLK_DLY = TCXO period * TCXO_CYCLES_CNT / 2 * RX delay ns, * in practice this becomes PRG_RCLK_DLY = 52 * 4 / 2 * RX delay ns */ - if (ethqos->has_emac3) { + if (ethqos->has_emac_ge_3) { /* 0.9 ns */ rgmii_updatel(ethqos, SDCC_DDR_CONFIG_PRG_RCLK_DLY, 115, SDCC_HC_REG_DDR_CONFIG); @@ -421,7 +456,7 @@ static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos) rgmii_updatel(ethqos, RGMII_CONFIG2_RSVD_CONFIG15, 0, RGMII_IO_MACRO_CONFIG2); - if (ethqos->has_emac3) + if (ethqos->has_emac_ge_3) rgmii_updatel(ethqos, RGMII_CONFIG2_RX_PROG_SWAP, RGMII_CONFIG2_RX_PROG_SWAP, RGMII_IO_MACRO_CONFIG2); @@ -461,7 +496,7 @@ static int ethqos_rgmii_macro_init(struct qcom_ethqos *ethqos) RGMII_IO_MACRO_CONFIG); rgmii_updatel(ethqos, RGMII_CONFIG2_RSVD_CONFIG15, 0, RGMII_IO_MACRO_CONFIG2); - if (ethqos->has_emac3) + if (ethqos->has_emac_ge_3) rgmii_updatel(ethqos, RGMII_CONFIG2_RX_PROG_SWAP, RGMII_CONFIG2_RX_PROG_SWAP, RGMII_IO_MACRO_CONFIG2); @@ -510,7 +545,7 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos) rgmii_updatel(ethqos, SDCC_DLL_CONFIG_PDN, SDCC_DLL_CONFIG_PDN, SDCC_HC_REG_DLL_CONFIG); - if (ethqos->has_emac3) { + if (ethqos->has_emac_ge_3) { if (ethqos->speed == SPEED_1000) { rgmii_writel(ethqos, 0x1800000, SDCC_TEST_CTL); rgmii_writel(ethqos, 0x2C010800, SDCC_USR_CTL); @@ -540,7 +575,7 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos) SDCC_HC_REG_DLL_CONFIG); /* Set USR_CTL bit 26 with mask of 3 bits */ - if (!ethqos->has_emac3) + if (!ethqos->has_emac_ge_3) rgmii_updatel(ethqos, GENMASK(26, 24), BIT(26), SDCC_USR_CTL); @@ -719,7 +754,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) ethqos->por = data->por; ethqos->num_por = data->num_por; ethqos->rgmii_config_loopback_en = data->rgmii_config_loopback_en; - ethqos->has_emac3 = data->has_emac3; + ethqos->has_emac_ge_3 = data->has_emac_ge_3; ethqos->link_clk = devm_clk_get(dev, data->link_clk_name ?: "rgmii"); if (IS_ERR(ethqos->link_clk)) { @@ -749,12 +784,13 @@ static int qcom_ethqos_probe(struct platform_device *pdev) plat_dat->fix_mac_speed = ethqos_fix_mac_speed; plat_dat->dump_debug_regs = rgmii_dump; plat_dat->has_gmac4 = 1; - if (ethqos->has_emac3) + if (ethqos->has_emac_ge_3) plat_dat->dwmac4_addrs = &data->dwmac4_addrs; plat_dat->pmt = 1; plat_dat->tso_en = of_property_read_bool(np, "snps,tso"); if (of_device_is_compatible(np, "qcom,qcs404-ethqos")) plat_dat->rx_clk_runs_in_lpi = 1; + plat_dat->has_integrated_pcs = data->has_integrated_pcs; if (ethqos->serdes_phy) { plat_dat->serdes_powerup = qcom_ethqos_serdes_powerup; @@ -775,6 +811,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) static const struct of_device_id qcom_ethqos_match[] = { { .compatible = "qcom,qcs404-ethqos", .data = &emac_v2_3_0_data}, + { .compatible = "qcom,sa8775p-ethqos", .data = &emac_v4_0_0_data}, { .compatible = "qcom,sc8280xp-ethqos", .data = &emac_v3_0_0_data}, { .compatible = "qcom,sm8150-ethqos", .data = &emac_v2_1_0_data}, { }