linux-kernel - [PATCH v4 4/8] clk: qcom: gcc-ipq9574: Add USB related clocks

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Message-ID: <ff189b0316ad524a7d8331bd89452112b60cdbb2.1679909245.git.quic_varada@quicinc.com>
Date:   Mon, 27 Mar 2023 15:00:56 +0530
From:   Varadarajan Narayanan <quic_varada@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <vkoul@...nel.org>,
        <kishon@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <gregkh@...uxfoundation.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <quic_wcheng@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <linux-phy@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-clk@...r.kernel.org>
CC:     Varadarajan Narayanan <quic_varada@...cinc.com>
Subject: [PATCH v4 4/8] clk: qcom: gcc-ipq9574: Add USB related clocks

Add the clocks needed for enabling USB in IPQ9574

Acked-by: Stephen Boyd <sboyd@...nel.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@...cinc.com>
---
 Changes in v2:
	- Fixed coding style issues
---
 drivers/clk/qcom/gcc-ipq9574.c               | 37 ++++++++++++++++++++++++++++
 include/dt-bindings/clock/qcom,ipq9574-gcc.h |  2 ++
 2 files changed, 39 insertions(+)

diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
index 1bf33d5..06b724a 100644
--- a/drivers/clk/qcom/gcc-ipq9574.c
+++ b/drivers/clk/qcom/gcc-ipq9574.c
@@ -2041,6 +2041,41 @@ static struct clk_regmap_mux usb0_pipe_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_usb0_pipe_clk = {
+	.halt_reg = 0x2c054,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x2c054,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb0_pipe_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&usb0_pipe_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb0_sleep_clk = {
+	.halt_reg = 0x2c058,
+	.clkr = {
+		.enable_reg = 0x2c058,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb0_sleep_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&gcc_sleep_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static const struct freq_tbl ftbl_sdcc_apps_clk_src[] = {
 	F(144000, P_XO, 16, 12, 125),
 	F(400000, P_XO, 12, 1, 5),
@@ -4008,6 +4043,8 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
 	[GCC_USB0_MOCK_UTMI_CLK] = &gcc_usb0_mock_utmi_clk.clkr,
 	[USB0_PIPE_CLK_SRC] = &usb0_pipe_clk_src.clkr,
 	[GCC_USB0_PHY_CFG_AHB_CLK] = &gcc_usb0_phy_cfg_ahb_clk.clkr,
+	[GCC_USB0_PIPE_CLK] = &gcc_usb0_pipe_clk.clkr,
+	[GCC_USB0_SLEEP_CLK] = &gcc_usb0_sleep_clk.clkr,
 	[SDCC1_APPS_CLK_SRC] = &sdcc1_apps_clk_src.clkr,
 	[GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr,
 	[SDCC1_ICE_CORE_CLK_SRC] = &sdcc1_ice_core_clk_src.clkr,
diff --git a/include/dt-bindings/clock/qcom,ipq9574-gcc.h b/include/dt-bindings/clock/qcom,ipq9574-gcc.h
index 14543a4..97a7b19 100644
--- a/include/dt-bindings/clock/qcom,ipq9574-gcc.h
+++ b/include/dt-bindings/clock/qcom,ipq9574-gcc.h
@@ -214,4 +214,6 @@
 #define GCC_SNOC_PCIE1_1LANE_S_CLK			205
 #define GCC_SNOC_PCIE2_2LANE_S_CLK			206
 #define GCC_SNOC_PCIE3_2LANE_S_CLK			207
+#define GCC_USB0_PIPE_CLK				208
+#define GCC_USB0_SLEEP_CLK				209
 #endif
-- 
2.7.4