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Fri, 19 Mar 2021 07:42:09 -0500 Received: from DFLE103.ent.ti.com (10.64.6.24) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Fri, 19 Mar 2021 07:42:09 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via Frontend Transport; Fri, 19 Mar 2021 07:42:09 -0500 Received: from a0393678-ssd.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 12JCfTfA011913; Fri, 19 Mar 2021 07:42:05 -0500 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Philipp Zabel , Swapnil Jakhade CC: , , , Lokesh Vutla Subject: [PATCH v7 09/13] phy: cadence: Sierra: Add array of input clocks in "struct cdns_sierra_phy" Date: Fri, 19 Mar 2021 18:11:24 +0530 Message-ID: <20210319124128.13308-10-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210319124128.13308-1-kishon@ti.com> References: <20210319124128.13308-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210319_124413_221695_4FD1E3DA X-CRM114-Status: GOOD ( 13.00 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Instead of having separate structure members for each input clock, add an array for the input clocks within "struct cdns_sierra_phy". This is in preparation for adding more input clocks required for supporting additional clock combination. Signed-off-by: Kishon Vijay Abraham I Reviewed-by: Swapnil Jakhade --- drivers/phy/cadence/phy-cadence-sierra.c | 25 ++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index 44c52a0842dc..a45278c30948 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -144,6 +144,13 @@ #define SIERRA_MAX_LANES 16 #define PLL_LOCK_TIME 100000 +#define CDNS_SIERRA_INPUT_CLOCKS 3 +enum cdns_sierra_clock_input { + PHY_CLK, + CMN_REFCLK_DIG_DIV, + CMN_REFCLK1_DIG_DIV, +}; + static const struct reg_field macro_id_type = REG_FIELD(SIERRA_MACRO_ID_REG, 0, 15); static const struct reg_field phy_pll_cfg_1 = @@ -197,9 +204,7 @@ struct cdns_sierra_phy { struct regmap_field *macro_id_type; struct regmap_field *phy_pll_cfg_1; struct regmap_field *pllctrl_lock[SIERRA_MAX_LANES]; - struct clk *clk; - struct clk *cmn_refclk_dig_div; - struct clk *cmn_refclk1_dig_div; + struct clk *input_clks[CDNS_SIERRA_INPUT_CLOCKS]; int nsubnodes; u32 num_lanes; bool autoconf; @@ -281,8 +286,8 @@ static int cdns_sierra_phy_init(struct phy *gphy) if (phy->autoconf) return 0; - clk_set_rate(phy->cmn_refclk_dig_div, 25000000); - clk_set_rate(phy->cmn_refclk1_dig_div, 25000000); + clk_set_rate(phy->input_clks[CMN_REFCLK_DIG_DIV], 25000000); + clk_set_rate(phy->input_clks[CMN_REFCLK1_DIG_DIV], 25000000); if (ins->phy_type == PHY_TYPE_PCIE) { num_cmn_regs = phy->init_data->pcie_cmn_regs; num_ln_regs = phy->init_data->pcie_ln_regs; @@ -488,7 +493,7 @@ static int cdns_sierra_phy_get_clocks(struct cdns_sierra_phy *sp, dev_err(dev, "failed to get clock phy_clk\n"); return PTR_ERR(clk); } - sp->clk = clk; + sp->input_clks[PHY_CLK] = clk; clk = devm_clk_get_optional(dev, "cmn_refclk_dig_div"); if (IS_ERR(clk)) { @@ -496,7 +501,7 @@ static int cdns_sierra_phy_get_clocks(struct cdns_sierra_phy *sp, ret = PTR_ERR(clk); return ret; } - sp->cmn_refclk_dig_div = clk; + sp->input_clks[CMN_REFCLK_DIG_DIV] = clk; clk = devm_clk_get_optional(dev, "cmn_refclk1_dig_div"); if (IS_ERR(clk)) { @@ -504,7 +509,7 @@ static int cdns_sierra_phy_get_clocks(struct cdns_sierra_phy *sp, ret = PTR_ERR(clk); return ret; } - sp->cmn_refclk1_dig_div = clk; + sp->input_clks[CMN_REFCLK1_DIG_DIV] = clk; return 0; } @@ -585,7 +590,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) if (ret) return ret; - ret = clk_prepare_enable(sp->clk); + ret = clk_prepare_enable(sp->input_clks[PHY_CLK]); if (ret) return ret; @@ -662,7 +667,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) reset_control_put(sp->phys[i].lnk_rst); of_node_put(child); clk_disable: - clk_disable_unprepare(sp->clk); + clk_disable_unprepare(sp->input_clks[PHY_CLK]); reset_control_assert(sp->apb_rst); return ret; }