Received-SPF: pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Anusha Rao <quic_anusha@quicinc.com>
To:     <agross@kernel.org>, <andersson@kernel.org>,
        <konrad.dybcio@linaro.org>, <thara.gopinath@gmail.com>,
        <herbert@gondor.apana.org.au>, <davem@davemloft.net>,
        <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
        <conor+dt@kernel.org>, <mturquette@baylibre.com>,
        <sboyd@kernel.org>, <p.zabel@pengutronix.de>,
        <bhupesh.sharma@linaro.org>, <linux-arm-msm@vger.kernel.org>,
        <linux-crypto@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-clk@vger.kernel.org>
CC:     <quic_srichara@quicinc.com>, <quic_gokulsri@quicinc.com>,
        <quic_sjaganat@quicinc.com>, <quic_kathirav@quicinc.com>,
        <quic_arajkuma@quicinc.com>, <quic_poovendh@quicinc.com>
Subject: [PATCH V3 2/4] clk: qcom: gcc-ipq9574: Enable crypto clocks
Date:   Thu, 18 May 2023 19:41:03 +0530
Message-ID: <20230518141105.24741-3-quic_anusha@quicinc.com>
In-Reply-To: <20230518141105.24741-1-quic_anusha@quicinc.com>
References: <20230518141105.24741-1-quic_anusha@quicinc.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Enable the clocks required for crypto operation.

Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
---
 Changes in V3:
	- Added GCC prefix to CRYPTO_CLK_SRC.

 drivers/clk/qcom/gcc-ipq9574.c | 72 ++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)

diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
index 7b0505f5c255..73663168d72a 100644
--- a/drivers/clk/qcom/gcc-ipq9574.c
+++ b/drivers/clk/qcom/gcc-ipq9574.c
@@ -728,6 +728,41 @@ static struct clk_rcg2 blsp1_uart6_apps_clk_src = {
 	},
 };
 
+static const struct freq_tbl ftbl_gcc_crypto_clk_src[] = {
+	F(160000000, P_GPLL0, 5, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 gcc_crypto_clk_src = {
+	.cmd_rcgr = 0x16004,
+	.freq_tbl = ftbl_gcc_crypto_clk_src,
+	.hid_width = 5,
+	.parent_map = gcc_xo_gpll0_gpll0_out_main_div2_map,
+	.clkr.hw.init = &(const struct clk_init_data) {
+		.name = "gcc_crypto_clk_src",
+		.parent_data = gcc_xo_gpll0_gpll0_out_main_div2,
+		.num_parents = ARRAY_SIZE(gcc_xo_gpll0_gpll0_out_main_div2),
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_crypto_clk = {
+	.halt_reg = 0x1600c,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x0b004,
+		.enable_mask = BIT(14),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_crypto_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&gcc_crypto_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_branch gcc_apss_ahb_clk = {
 	.halt_reg = 0x24018,
 	.halt_check = BRANCH_HALT_VOTED,
@@ -2071,6 +2106,38 @@ static struct clk_rcg2 pcnoc_bfdcd_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_crypto_axi_clk = {
+	.halt_reg = 0x16010,
+	.clkr = {
+		.enable_reg = 0x16010,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_crypto_axi_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcnoc_bfdcd_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_crypto_ahb_clk = {
+	.halt_reg = 0x16014,
+	.clkr = {
+		.enable_reg = 0x16014,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_crypto_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcnoc_bfdcd_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_branch gcc_nsscfg_clk = {
 	.halt_reg = 0x1702c,
 	.clkr = {
@@ -4036,6 +4103,10 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
 	[GCC_SNOC_PCIE1_1LANE_S_CLK] = &gcc_snoc_pcie1_1lane_s_clk.clkr,
 	[GCC_SNOC_PCIE2_2LANE_S_CLK] = &gcc_snoc_pcie2_2lane_s_clk.clkr,
 	[GCC_SNOC_PCIE3_2LANE_S_CLK] = &gcc_snoc_pcie3_2lane_s_clk.clkr,
+	[GCC_CRYPTO_CLK_SRC] = &gcc_crypto_clk_src.clkr,
+	[GCC_CRYPTO_CLK] = &gcc_crypto_clk.clkr,
+	[GCC_CRYPTO_AXI_CLK] = &gcc_crypto_axi_clk.clkr,
+	[GCC_CRYPTO_AHB_CLK] = &gcc_crypto_ahb_clk.clkr,
 };
 
 static const struct qcom_reset_map gcc_ipq9574_resets[] = {
@@ -4193,6 +4264,7 @@ static const struct qcom_reset_map gcc_ipq9574_resets[] = {
 	[GCC_WCSS_ECAHB_ARES] = { 0x25070, 0 },
 	[GCC_WCSS_Q6_BCR] = { 0x18000, 0 },
 	[GCC_WCSS_Q6_TBU_BCR] = { 0x12054, 0 },
+	[GCC_CRYPTO_BCR] = { 0x16000, 0 },
 };
 
 static const struct of_device_id gcc_ipq9574_match_table[] = {
-- 
2.17.1