Linux ARM-MSM sub-architecture
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From: devi priya <quic_devipriy@quicinc.com>
To: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com,
	robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
	andersson@kernel.org, konrad.dybcio@linaro.org,
	mturquette@baylibre.com, sboyd@kernel.org,
	manivannan.sadhasivam@linaro.org, linux-arm-msm@vger.kernel.org,
	linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org
Cc: quic_devipriy@quicinc.com
Subject: [PATCH V5 2/6] clk: qcom: gcc-ipq9574: Add PCIe pipe clocks
Date: Sun, 12 May 2024 13:58:54 +0530	[thread overview]
Message-ID: <20240512082858.1806694-3-quic_devipriy@quicinc.com> (raw)
In-Reply-To: <20240512082858.1806694-1-quic_devipriy@quicinc.com>

Add the PCIe pipe clocks needed for enabling PCIe in IPQ9574.

Acked-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
Signed-off-by: devi priya <quic_devipriy@quicinc.com>
---
 Changes in V5:
	- No changes

 drivers/clk/qcom/gcc-ipq9574.c | 76 ++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
index 3738f92c6f9c..7d1b9d2468e6 100644
--- a/drivers/clk/qcom/gcc-ipq9574.c
+++ b/drivers/clk/qcom/gcc-ipq9574.c
@@ -1572,6 +1572,24 @@ static struct clk_regmap_phy_mux pcie0_pipe_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_pcie0_pipe_clk = {
+	.halt_reg = 0x28044,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x28044,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_pcie0_pipe_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcie0_pipe_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_regmap_phy_mux pcie1_pipe_clk_src = {
 	.reg = 0x29064,
 	.clkr = {
@@ -1586,6 +1604,24 @@ static struct clk_regmap_phy_mux pcie1_pipe_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_pcie1_pipe_clk = {
+	.halt_reg = 0x29044,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x29044,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_pcie1_pipe_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcie1_pipe_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_regmap_phy_mux pcie2_pipe_clk_src = {
 	.reg = 0x2a064,
 	.clkr = {
@@ -1600,6 +1636,24 @@ static struct clk_regmap_phy_mux pcie2_pipe_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_pcie2_pipe_clk = {
+	.halt_reg = 0x2a044,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x2a044,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_pcie2_pipe_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcie2_pipe_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_regmap_phy_mux pcie3_pipe_clk_src = {
 	.reg = 0x2b064,
 	.clkr = {
@@ -1614,6 +1668,24 @@ static struct clk_regmap_phy_mux pcie3_pipe_clk_src = {
 	},
 };
 
+static struct clk_branch gcc_pcie3_pipe_clk = {
+	.halt_reg = 0x2b044,
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x2b044,
+		.enable_mask = BIT(0),
+		.hw.init = &(const struct clk_init_data) {
+			.name = "gcc_pcie3_pipe_clk",
+			.parent_hws = (const struct clk_hw *[]) {
+				&pcie3_pipe_clk_src.clkr.hw
+			},
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static const struct freq_tbl ftbl_pcie_rchng_clk_src[] = {
 	F(24000000, P_XO, 1, 0, 0),
 	F(100000000, P_GPLL0, 8, 0, 0),
@@ -4007,9 +4079,13 @@ static struct clk_regmap *gcc_ipq9574_clks[] = {
 	[GCC_PCIE3_AXI_S_BRIDGE_CLK] = &gcc_pcie3_axi_s_bridge_clk.clkr,
 	[GCC_PCIE3_AXI_S_CLK] = &gcc_pcie3_axi_s_clk.clkr,
 	[PCIE0_PIPE_CLK_SRC] = &pcie0_pipe_clk_src.clkr,
+	[GCC_PCIE0_PIPE_CLK] = &gcc_pcie0_pipe_clk.clkr,
 	[PCIE1_PIPE_CLK_SRC] = &pcie1_pipe_clk_src.clkr,
+	[GCC_PCIE1_PIPE_CLK] = &gcc_pcie1_pipe_clk.clkr,
 	[PCIE2_PIPE_CLK_SRC] = &pcie2_pipe_clk_src.clkr,
+	[GCC_PCIE2_PIPE_CLK] = &gcc_pcie2_pipe_clk.clkr,
 	[PCIE3_PIPE_CLK_SRC] = &pcie3_pipe_clk_src.clkr,
+	[GCC_PCIE3_PIPE_CLK] = &gcc_pcie3_pipe_clk.clkr,
 	[PCIE_AUX_CLK_SRC] = &pcie_aux_clk_src.clkr,
 	[GCC_PCIE0_AUX_CLK] = &gcc_pcie0_aux_clk.clkr,
 	[GCC_PCIE1_AUX_CLK] = &gcc_pcie1_aux_clk.clkr,
-- 
2.34.1


  parent reply	other threads:[~2024-05-12  8:29 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-12  8:28 [PATCH V5 0/6] Add PCIe support for IPQ9574 devi priya
2024-05-12  8:28 ` [PATCH V5 1/6] Add PCIe pipe clock definitions for IPQ9574 SoC devi priya
2024-05-23 15:03   ` Bjorn Helgaas
2024-05-12  8:28 ` devi priya [this message]
2024-05-12  8:28 ` [PATCH V5 3/6] dt-bindings: PCI: qcom: Document the IPQ9574 PCIe controller devi priya
2024-05-13  6:48   ` Krzysztof Kozlowski
2024-05-14  7:25     ` Manivannan Sadhasivam
2024-05-23  4:29     ` Devi Priya
2024-05-12  8:28 ` [PATCH V5 4/6] arm64: dts: qcom: ipq9574: Add PCIe PHYs and controller nodes devi priya
2024-05-14  7:39   ` Manivannan Sadhasivam
2024-05-23  7:07     ` Devi Priya
2024-05-12  8:28 ` [PATCH V5 5/6] arm64: dts: qcom: ipq9574: Enable PCIe PHYs and controllers devi priya
2024-05-12  8:28 ` [PATCH V5 6/6] PCI: qcom: Add support for IPQ9574 devi priya
2024-05-30 14:47   ` Manivannan Sadhasivam
2024-06-10  5:45     ` Devi Priya
2024-06-10 17:54       ` Manivannan Sadhasivam
2024-05-30 17:11   ` Bjorn Helgaas
2024-06-10  5:46     ` Devi Priya

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