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From:   Taniya Das <tdas@codeaurora.org>
To:     Stephen Boyd <sboyd@kernel.org>,
        =?UTF-8?q?Michael=20Turquette=20=C2=A0?= <mturquette@baylibre.com>
Cc:     David Brown <david.brown@linaro.org>,
        Rajendra Nayak <rnayak@codeaurora.org>,
        linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org,
        linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
        Andy Gross <agross@kernel.org>, devicetree@vger.kernel.org,
        robh@kernel.org, robh+dt@kernel.org,
        Taniya Das <tdas@codeaurora.org>
Subject: [PATCH v2 3/4] clk: qcom: gcc: Add support for GCC LPASS clock for SC7180
Date:   Sun, 17 May 2020 14:52:23 +0530
Message-Id: <1589707344-8871-4-git-send-email-tdas@codeaurora.org>
In-Reply-To: <1589707344-8871-1-git-send-email-tdas@codeaurora.org>
References: <1589707344-8871-1-git-send-email-tdas@codeaurora.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add the GCC lpass clock which is required to access the LPASS core
clocks.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
---
 drivers/clk/qcom/gcc-sc7180.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c
index 6a51b5b..d970647 100644
--- a/drivers/clk/qcom/gcc-sc7180.c
+++ b/drivers/clk/qcom/gcc-sc7180.c
@@ -2230,6 +2230,19 @@ static struct clk_branch gcc_mss_q6_memnoc_axi_clk = {
 	},
 };
 
+static struct clk_branch gcc_lpass_cfg_noc_sway_clk = {
+	.halt_reg = 0x47018,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x47018,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_lpass_cfg_noc_sway_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct gdsc ufs_phy_gdsc = {
 	.gdscr = 0x77004,
 	.pd = {
@@ -2406,6 +2419,7 @@ static struct clk_regmap *gcc_sc7180_clocks[] = {
 	[GCC_MSS_NAV_AXI_CLK] = &gcc_mss_nav_axi_clk.clkr,
 	[GCC_MSS_Q6_MEMNOC_AXI_CLK] = &gcc_mss_q6_memnoc_axi_clk.clkr,
 	[GCC_MSS_SNOC_AXI_CLK] = &gcc_mss_snoc_axi_clk.clkr,
+	[GCC_LPASS_CFG_NOC_SWAY_CLK] = &gcc_lpass_cfg_noc_sway_clk.clkr,
 };
 
 static const struct qcom_reset_map gcc_sc7180_resets[] = {
-- 
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