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From: Taniya Das <tdas@codeaurora.org>
To: "Stephen Boyd" <sboyd@kernel.org>,
	"Michael Turquette  " <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 v7 2/3] clk: qcom: gcc: Add support for modem clocks in GCC
Date: Thu, 19 Mar 2020 11:05:30 +0530	[thread overview]
Message-ID: <1584596131-22741-3-git-send-email-tdas@codeaurora.org> (raw)
In-Reply-To: <1584596131-22741-1-git-send-email-tdas@codeaurora.org>

Add the required modem clocks in global clock controller which are
required to bring the modem out of reset.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
---
 drivers/clk/qcom/gcc-sc7180.c | 72 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 71 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c
index 7f59fb8..6a51b5b 100644
--- a/drivers/clk/qcom/gcc-sc7180.c
+++ b/drivers/clk/qcom/gcc-sc7180.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
  */

 #include <linux/clk-provider.h>
@@ -2165,6 +2165,71 @@ static struct clk_branch gcc_video_xo_clk = {
 	},
 };

+static struct clk_branch gcc_mss_cfg_ahb_clk = {
+	.halt_reg = 0x8a000,
+	.halt_check = BRANCH_HALT,
+	.clkr = {
+		.enable_reg = 0x8a000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_mss_cfg_ahb_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_mss_mfab_axis_clk = {
+	.halt_reg = 0x8a004,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x8a004,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_mss_mfab_axis_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_mss_nav_axi_clk = {
+	.halt_reg = 0x8a00c,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x8a00c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_mss_nav_axi_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_mss_snoc_axi_clk = {
+	.halt_reg = 0x8a150,
+	.halt_check = BRANCH_HALT,
+	.clkr = {
+		.enable_reg = 0x8a150,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_mss_snoc_axi_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_mss_q6_memnoc_axi_clk = {
+	.halt_reg = 0x8a154,
+	.halt_check = BRANCH_HALT,
+	.clkr = {
+		.enable_reg = 0x8a154,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_mss_q6_memnoc_axi_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct gdsc ufs_phy_gdsc = {
 	.gdscr = 0x77004,
 	.pd = {
@@ -2336,6 +2401,11 @@ static struct clk_regmap *gcc_sc7180_clocks[] = {
 	[GPLL7] = &gpll7.clkr,
 	[GPLL4] = &gpll4.clkr,
 	[GPLL1] = &gpll1.clkr,
+	[GCC_MSS_CFG_AHB_CLK] = &gcc_mss_cfg_ahb_clk.clkr,
+	[GCC_MSS_MFAB_AXIS_CLK] = &gcc_mss_mfab_axis_clk.clkr,
+	[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,
 };

 static const struct qcom_reset_map gcc_sc7180_resets[] = {
--
Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member
of the Code Aurora Forum, hosted by the  Linux Foundation.

  parent reply	other threads:[~2020-03-19  5:36 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19  5:35 [PATCH v7 0/3] Add modem Clock controller (MSS CC) driver for SC7180 Taniya Das
2020-03-19  5:35 ` [PATCH v7 1/3] dt-bindings: clock: Add YAML schemas for the QCOM MSS clock bindings Taniya Das
2020-03-20  1:04   ` Rob Herring
2020-03-20 23:28   ` Stephen Boyd
2020-03-19  5:35 ` Taniya Das [this message]
2020-03-20 23:28   ` [PATCH v7 2/3] clk: qcom: gcc: Add support for modem clocks in GCC Stephen Boyd
2020-03-19  5:35 ` [PATCH v7 3/3] clk: qcom: Add modem clock controller driver for SC7180 Taniya Das
2020-03-20 23:28   ` Stephen Boyd
2020-03-20 23:27 ` [PATCH v7 0/3] Add modem Clock controller (MSS CC) " Stephen Boyd

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