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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w7-20020a170902e88700b0017a0d1d072dsi19315126plg.336.2022.10.19.05.06.35; Wed, 19 Oct 2022 05:06:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=OhhW8T32; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232481AbiJSMCi (ORCPT + 99 others); Wed, 19 Oct 2022 08:02:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35386 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232438AbiJSMBw (ORCPT ); Wed, 19 Oct 2022 08:01:52 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7542710EA0E; Wed, 19 Oct 2022 04:39:00 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 974EA60F57; Wed, 19 Oct 2022 11:36:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6003C4FF40; Wed, 19 Oct 2022 11:36:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666179380; bh=a8NAhvMO0pAKola6rIscnTxRdB+/mB2lhJQUyqKCrWs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OhhW8T32v4FT72M7zjRU7nGccEtNkuus1VTqWMF8Ryxz5gu3dTbRR047bifawP03M SE3rU9eD3VLwUEGQYfTRzE7+kIyedcPr91ZQtrCz41lbqxjGmCN8JBQyeu2+FKBMUh n7ZJYyGwUsz798Q1Gxw4eofS/Tl+/G6t2hvIIaeenAut8EC8pnT5VJcJhIkEFBgjS3 ZlPxpExr5Zj7L27os/5DQaZyoWHZAcuvZrjjwylcxYqJvGWyn582IwF1bJwRqCpfBo AWbEIURRrR2KrZjmVbgdOYf3gzpZ1CGkcjHVO82AhMjbs27/k21/MLylcJI5ic3/8D r69lTfK47bbHA== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1ol7Mm-0005pr-Fc; Wed, 19 Oct 2022 13:36:08 +0200 From: Johan Hovold To: Vinod Koul Cc: Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Dmitry Baryshkov , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH v2 14/15] phy: qcom-qmp-pcie: add support for sc8280xp Date: Wed, 19 Oct 2022 13:35:51 +0200 Message-Id: <20221019113552.22353-15-johan+linaro@kernel.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221019113552.22353-1-johan+linaro@kernel.org> References: <20221019113552.22353-1-johan+linaro@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747117403087883137?= X-GMAIL-MSGID: =?utf-8?q?1747117628028194161?= Add support for the single and dual-lane PHYs found on SC8280XP. Note that the SC8280XP binding does not try to describe every register subregion and instead the driver holds the corresponding offsets. Signed-off-by: Johan Hovold --- drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 302 +++++++++++++++++- .../phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h | 2 + 2 files changed, 294 insertions(+), 10 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c index c1d74c06fad1..ea5228bd9ecc 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c @@ -834,6 +834,143 @@ static const struct qmp_phy_init_tbl sc8180x_qmp_pcie_pcs_misc_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1), }; +static const struct qmp_phy_init_tbl sc8280xp_qmp_pcie_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_EN_CENTER, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_PER1, 0x31), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_PER2, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_STEP_SIZE1_MODE0, 0xde), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_STEP_SIZE2_MODE0, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_STEP_SIZE1_MODE1, 0x4c), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SSC_STEP_SIZE2_MODE1, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CLK_ENABLE1, 0x90), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_IVCO, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE0, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE1, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE0, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE1, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE0, 0x36), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE1, 0x36), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP_EN, 0x42), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE0, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE0, 0x1a), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE1, 0x14), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE1, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE0, 0x82), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE1, 0x68), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START1_MODE0, 0x55), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START2_MODE0, 0x55), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START3_MODE0, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START1_MODE1, 0xab), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START2_MODE1, 0xaa), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DIV_FRAC_START3_MODE1, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_VCO_TUNE_MAP, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_VCO_TUNE1_MODE0, 0x24), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_VCO_TUNE1_MODE1, 0xb4), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_VCO_TUNE2_MODE1, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CLK_SELECT, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_HSCLK_SEL, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CORECLK_DIV_MODE1, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0xb9), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x1e), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0x94), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x18), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIN_VCOCAL_HSCLK_SEL, 0x11), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x1_pcie_rc_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_BUF_ENABLE, 0x07), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x2_pcie_rc_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BIAS_EN_CLKBUFLR_EN, 0x14), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x1_pcie_tx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_TX_PI_QEC_CTRL, 0x20), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_1, 0x75), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_4, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_TX, 0x1d), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_RX, 0x0c), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x1_pcie_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_LOW, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH2, 0xbf), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH3, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH4, 0xd8), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_LOW, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH2, 0x5c), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH3, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH4, 0xa6), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_TX_ADAPT_POST_THRESH, 0xf0), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_10_HIGH3, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_VGA_CAL_CNTRL2, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_GM_CAL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH1, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH2, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_PI_CONTROLS, 0xf0), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x1_pcie_pcs_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x05), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_RX_SIGDET_LVL, 0x77), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_RATE_SLEW_CNTRL1, 0x0b), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x1_pcie_pcs_misc_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS, 0x00), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_INT_AUX_CLK_CONFIG1, 0x00), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_EQ_CONFIG2, 0x0f), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x2_pcie_tx_tbl[] = { + QMP_PHY_INIT_CFG_LANE(QSERDES_V5_TX_PI_QEC_CTRL, 0x02, 1), + QMP_PHY_INIT_CFG_LANE(QSERDES_V5_TX_PI_QEC_CTRL, 0x04, 2), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_1, 0xd5), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_LANE_MODE_4, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_TX, 0x11), + QMP_PHY_INIT_CFG(QSERDES_V5_TX_RES_CODE_LANE_OFFSET_RX, 0x0c), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x2_pcie_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_LOW, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH2, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH3, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_00_HIGH4, 0xd8), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_LOW, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH2, 0x5c), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH3, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_01_HIGH4, 0xa6), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_RX_MODE_10_HIGH3, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_VGA_CAL_CNTRL2, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_GM_CAL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH1, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_SB2_THRESH2, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_UCDR_PI_CONTROLS, 0xf0), + QMP_PHY_INIT_CFG(QSERDES_V5_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x2_pcie_pcs_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x05), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_RX_SIGDET_LVL, 0x88), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_RATE_SLEW_CNTRL1, 0x0b), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_EQ_CONFIG3, 0x0f), +}; + +static const struct qmp_phy_init_tbl sc8280xp_qmp_gen3x2_pcie_pcs_misc_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG2, 0x1d), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG4, 0x07), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS, 0x00), +}; + static const struct qmp_phy_init_tbl sm8250_qmp_pcie_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x08), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x34), @@ -1313,6 +1450,16 @@ static const struct qmp_phy_init_tbl sm8450_qmp_gen4x2_pcie_ep_pcs_misc_tbl[] = QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_PCIE_OSC_DTCT_MODE2_CONFIG5, 0x08), }; +struct qmp_pcie_offsets { + u16 serdes; + u16 pcs; + u16 pcs_misc; + u16 tx; + u16 rx; + u16 tx2; + u16 rx2; +}; + struct qmp_phy_cfg_tables { const struct qmp_phy_init_tbl *serdes; int serdes_num; @@ -1330,6 +1477,8 @@ struct qmp_phy_cfg_tables { struct qmp_phy_cfg { int lanes; + const struct qmp_pcie_offsets *offsets; + /* Main init sequence for PHY blocks - serdes, tx, rx, pcs */ const struct qmp_phy_cfg_tables tables; /* @@ -1422,6 +1571,9 @@ static const char * const msm8996_phy_clk_l[] = { "aux", "cfg_ahb", "ref", }; +static const char * const sc8280xp_pciephy_clk_l[] = { + "aux", "cfg_ahb", "ref", "rchng", +}; static const char * const sdm845_pciephy_clk_l[] = { "aux", "cfg_ahb", "ref", "refgen", @@ -1441,6 +1593,16 @@ static const char * const sdm845_pciephy_reset_l[] = { "phy", }; +static const struct qmp_pcie_offsets qmp_pcie_offsets_v5 = { + .serdes = 0, + .pcs = 0x0200, + .pcs_misc = 0x0600, + .tx = 0x0e00, + .rx = 0x1000, + .tx2 = 0x1600, + .rx2 = 0x1800, +}; + static const struct qmp_phy_cfg ipq8074_pciephy_cfg = { .lanes = 1, @@ -1700,6 +1862,76 @@ static const struct qmp_phy_cfg sc8180x_pciephy_cfg = { .phy_status = PHYSTATUS, }; +static const struct qmp_phy_cfg sc8280xp_qmp_gen3x1_pciephy_cfg = { + .lanes = 1, + + .offsets = &qmp_pcie_offsets_v5, + + .tables = { + .serdes = sc8280xp_qmp_pcie_serdes_tbl, + .serdes_num = ARRAY_SIZE(sc8280xp_qmp_pcie_serdes_tbl), + .tx = sc8280xp_qmp_gen3x1_pcie_tx_tbl, + .tx_num = ARRAY_SIZE(sc8280xp_qmp_gen3x1_pcie_tx_tbl), + .rx = sc8280xp_qmp_gen3x1_pcie_rx_tbl, + .rx_num = ARRAY_SIZE(sc8280xp_qmp_gen3x1_pcie_rx_tbl), + .pcs = sc8280xp_qmp_gen3x1_pcie_pcs_tbl, + .pcs_num = ARRAY_SIZE(sc8280xp_qmp_gen3x1_pcie_pcs_tbl), + .pcs_misc = sc8280xp_qmp_gen3x1_pcie_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sc8280xp_qmp_gen3x1_pcie_pcs_misc_tbl), + }, + + .tables_rc = &(const struct qmp_phy_cfg_tables) { + .serdes = sc8280xp_qmp_gen3x1_pcie_rc_serdes_tbl, + .serdes_num = ARRAY_SIZE(sc8280xp_qmp_gen3x1_pcie_rc_serdes_tbl), + }, + + .clk_list = sc8280xp_pciephy_clk_l, + .num_clks = ARRAY_SIZE(sc8280xp_pciephy_clk_l), + .reset_list = sdm845_pciephy_reset_l, + .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + .regs = sm8250_pcie_regs_layout, + + .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, + .phy_status = PHYSTATUS, +}; + +static const struct qmp_phy_cfg sc8280xp_qmp_gen3x2_pciephy_cfg = { + .lanes = 2, + + .offsets = &qmp_pcie_offsets_v5, + + .tables = { + .serdes = sc8280xp_qmp_pcie_serdes_tbl, + .serdes_num = ARRAY_SIZE(sc8280xp_qmp_pcie_serdes_tbl), + .tx = sc8280xp_qmp_gen3x2_pcie_tx_tbl, + .tx_num = ARRAY_SIZE(sc8280xp_qmp_gen3x2_pcie_tx_tbl), + .rx = sc8280xp_qmp_gen3x2_pcie_rx_tbl, + .rx_num = ARRAY_SIZE(sc8280xp_qmp_gen3x2_pcie_rx_tbl), + .pcs = sc8280xp_qmp_gen3x2_pcie_pcs_tbl, + .pcs_num = ARRAY_SIZE(sc8280xp_qmp_gen3x2_pcie_pcs_tbl), + .pcs_misc = sc8280xp_qmp_gen3x2_pcie_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sc8280xp_qmp_gen3x2_pcie_pcs_misc_tbl), + }, + + .tables_rc = &(const struct qmp_phy_cfg_tables) { + .serdes = sc8280xp_qmp_gen3x2_pcie_rc_serdes_tbl, + .serdes_num = ARRAY_SIZE(sc8280xp_qmp_gen3x2_pcie_rc_serdes_tbl), + }, + + .clk_list = sc8280xp_pciephy_clk_l, + .num_clks = ARRAY_SIZE(sc8280xp_pciephy_clk_l), + .reset_list = sdm845_pciephy_reset_l, + .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + .regs = sm8250_pcie_regs_layout, + + .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, + .phy_status = PHYSTATUS, +}; + static const struct qmp_phy_cfg sdx55_qmp_pciephy_cfg = { .lanes = 2, @@ -2245,11 +2477,52 @@ static int qmp_pcie_parse_dt_legacy(struct qmp_pcie *qmp, struct device_node *np return 0; } +static int qmp_pcie_parse_dt(struct qmp_pcie *qmp) +{ + struct platform_device *pdev = to_platform_device(qmp->dev); + const struct qmp_phy_cfg *cfg = qmp->cfg; + const struct qmp_pcie_offsets *offs = cfg->offsets; + struct device *dev = qmp->dev; + void __iomem *base; + + if (!offs) + return -EINVAL; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + qmp->serdes = base + offs->serdes; + qmp->pcs = base + offs->pcs; + qmp->pcs_misc = base + offs->pcs_misc; + qmp->tx = base + offs->tx; + qmp->rx = base + offs->rx; + + if (cfg->lanes >= 2) { + qmp->tx2 = base + offs->tx2; + qmp->rx2 = base + offs->rx2; + } + + qmp->pipe_clk = devm_clk_get(dev, "pipe"); + if (IS_ERR(qmp->pipe_clk)) { + return dev_err_probe(dev, PTR_ERR(qmp->pipe_clk), + "failed to get pipe clock\n"); + } + + qmp->pipediv2_clk = devm_clk_get(dev, "pipediv2"); + if (IS_ERR(qmp->pipediv2_clk)) { + return dev_err_probe(dev, PTR_ERR(qmp->pipediv2_clk), + "failed to get pipediv2 clock\n"); + } + + return 0; +} + static int qmp_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct device_node *child; struct phy_provider *phy_provider; + struct device_node *np; struct qmp_pcie *qmp; int ret; @@ -2278,21 +2551,24 @@ static int qmp_pcie_probe(struct platform_device *pdev) if (ret) return ret; - child = of_get_next_available_child(dev->of_node, NULL); - if (!child) - return -EINVAL; - - ret = qmp_pcie_parse_dt_legacy(qmp, child); + /* Check for legacy binding with child node. */ + np = of_get_next_available_child(dev->of_node, NULL); + if (np) { + ret = qmp_pcie_parse_dt_legacy(qmp, np); + } else { + np = of_node_get(dev->of_node); + ret = qmp_pcie_parse_dt(qmp); + } if (ret) goto err_node_put; - ret = phy_pipe_clk_register(qmp, child); + ret = phy_pipe_clk_register(qmp, np); if (ret) goto err_node_put; qmp->mode = PHY_MODE_PCIE_RC; - qmp->phy = devm_phy_create(dev, child, &qmp_pcie_phy_ops); + qmp->phy = devm_phy_create(dev, np, &qmp_pcie_phy_ops); if (IS_ERR(qmp->phy)) { ret = PTR_ERR(qmp->phy); dev_err(dev, "failed to create PHY: %d\n", ret); @@ -2301,14 +2577,14 @@ static int qmp_pcie_probe(struct platform_device *pdev) phy_set_drvdata(qmp->phy, qmp); - of_node_put(child); + of_node_put(np); phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); return PTR_ERR_OR_ZERO(phy_provider); err_node_put: - of_node_put(child); + of_node_put(np); return ret; } @@ -2328,6 +2604,12 @@ static const struct of_device_id qmp_pcie_of_match_table[] = { }, { .compatible = "qcom,sc8180x-qmp-pcie-phy", .data = &sc8180x_pciephy_cfg, + }, { + .compatible = "qcom,sc8280xp-qmp-gen3x1-pcie-phy", + .data = &sc8280xp_qmp_gen3x1_pciephy_cfg, + }, { + .compatible = "qcom,sc8280xp-qmp-gen3x2-pcie-phy", + .data = &sc8280xp_qmp_gen3x2_pciephy_cfg, }, { .compatible = "qcom,sdm845-qhp-pcie-phy", .data = &sdm845_qhp_pciephy_cfg, diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h index 2e19fb3f051e..a469ae2a10a1 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h @@ -8,6 +8,8 @@ #define QCOM_PHY_QMP_PCS_PCIE_V5_H_ /* Only for QMP V5 PHY - PCS_PCIE registers */ +#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG2 0x0c +#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG4 0x14 #define QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE 0x20 #define QPHY_V5_PCS_PCIE_INT_AUX_CLK_CONFIG1 0x54 #define QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS 0x94