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Message-ID: <20240612-sa8775p-v2-gcc-gpucc-fixes-v2-1-adcc756a23df@quicinc.com>
Date: Wed, 12 Jun 2024 16:38:21 +0530
From: Taniya Das <quic_tdas@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette
	<mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Bartosz Golaszewski
	<bartosz.golaszewski@...aro.org>,
        Shazad Hussain <quic_shazhuss@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_jkona@...cinc.com>,
        <quic_imrashai@...cinc.com>, Taniya Das <quic_tdas@...cinc.com>
Subject: [PATCH v2 1/6] clk: qcom: gcc-sa8775p: Remove support for UFS hw
 ctl clocks

The UFS hw ctl clocks are not used by any consumers on SA8775P,
and these clocks are not using the correct clock ops to manage the
hw ctl of the branch clock, hence remove these clocks.

Signed-off-by: Taniya Das <quic_tdas@...cinc.com>
---
 drivers/clk/qcom/gcc-sa8775p.c | 111 +----------------------------------------
 1 file changed, 2 insertions(+), 109 deletions(-)

diff --git a/drivers/clk/qcom/gcc-sa8775p.c b/drivers/clk/qcom/gcc-sa8775p.c
index 5bcbfbf52cb9..7bb7aa3a7be5 100644
--- a/drivers/clk/qcom/gcc-sa8775p.c
+++ b/drivers/clk/qcom/gcc-sa8775p.c
@@ -1,14 +1,12 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2021-2022, Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2022, 2024, Qualcomm Innovation Center, Inc. All rights reserved.
  * Copyright (c) 2023, Linaro Limited
  */
 
-#include <linux/clk.h>
 #include <linux/clk-provider.h>
-#include <linux/err.h>
-#include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/mod_devicetable.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/regmap.h>
@@ -1737,26 +1735,6 @@ static struct clk_branch gcc_aggre_ufs_phy_axi_clk = {
 	},
 };
 
-static struct clk_branch gcc_aggre_ufs_phy_axi_hw_ctl_clk = {
-	.halt_reg = 0x830d4,
-	.halt_check = BRANCH_HALT_VOTED,
-	.hwcg_reg = 0x830d4,
-	.hwcg_bit = 1,
-	.clkr = {
-		.enable_reg = 0x830d4,
-		.enable_mask = BIT(1),
-		.hw.init = &(const struct clk_init_data){
-			.name = "gcc_aggre_ufs_phy_axi_hw_ctl_clk",
-			.parent_hws = (const struct clk_hw*[]){
-				&gcc_ufs_phy_axi_clk_src.clkr.hw,
-			},
-			.num_parents = 1,
-			.flags = CLK_SET_RATE_PARENT,
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_aggre_usb2_prim_axi_clk = {
 	.halt_reg = 0x1c05c,
 	.halt_check = BRANCH_HALT_VOTED,
@@ -3809,26 +3787,6 @@ static struct clk_branch gcc_ufs_phy_axi_clk = {
 	},
 };
 
-static struct clk_branch gcc_ufs_phy_axi_hw_ctl_clk = {
-	.halt_reg = 0x83018,
-	.halt_check = BRANCH_HALT_VOTED,
-	.hwcg_reg = 0x83018,
-	.hwcg_bit = 1,
-	.clkr = {
-		.enable_reg = 0x83018,
-		.enable_mask = BIT(1),
-		.hw.init = &(const struct clk_init_data){
-			.name = "gcc_ufs_phy_axi_hw_ctl_clk",
-			.parent_hws = (const struct clk_hw*[]){
-				&gcc_ufs_phy_axi_clk_src.clkr.hw,
-			},
-			.num_parents = 1,
-			.flags = CLK_SET_RATE_PARENT,
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_ufs_phy_ice_core_clk = {
 	.halt_reg = 0x8306c,
 	.halt_check = BRANCH_HALT_VOTED,
@@ -3849,26 +3807,6 @@ static struct clk_branch gcc_ufs_phy_ice_core_clk = {
 	},
 };
 
-static struct clk_branch gcc_ufs_phy_ice_core_hw_ctl_clk = {
-	.halt_reg = 0x8306c,
-	.halt_check = BRANCH_HALT_VOTED,
-	.hwcg_reg = 0x8306c,
-	.hwcg_bit = 1,
-	.clkr = {
-		.enable_reg = 0x8306c,
-		.enable_mask = BIT(1),
-		.hw.init = &(const struct clk_init_data){
-			.name = "gcc_ufs_phy_ice_core_hw_ctl_clk",
-			.parent_hws = (const struct clk_hw*[]){
-				&gcc_ufs_phy_ice_core_clk_src.clkr.hw,
-			},
-			.num_parents = 1,
-			.flags = CLK_SET_RATE_PARENT,
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_ufs_phy_phy_aux_clk = {
 	.halt_reg = 0x830a4,
 	.halt_check = BRANCH_HALT_VOTED,
@@ -3889,26 +3827,6 @@ static struct clk_branch gcc_ufs_phy_phy_aux_clk = {
 	},
 };
 
-static struct clk_branch gcc_ufs_phy_phy_aux_hw_ctl_clk = {
-	.halt_reg = 0x830a4,
-	.halt_check = BRANCH_HALT_VOTED,
-	.hwcg_reg = 0x830a4,
-	.hwcg_bit = 1,
-	.clkr = {
-		.enable_reg = 0x830a4,
-		.enable_mask = BIT(1),
-		.hw.init = &(const struct clk_init_data){
-			.name = "gcc_ufs_phy_phy_aux_hw_ctl_clk",
-			.parent_hws = (const struct clk_hw*[]){
-				&gcc_ufs_phy_phy_aux_clk_src.clkr.hw,
-			},
-			.num_parents = 1,
-			.flags = CLK_SET_RATE_PARENT,
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_ufs_phy_rx_symbol_0_clk = {
 	.halt_reg = 0x83028,
 	.halt_check = BRANCH_HALT_DELAY,
@@ -3983,26 +3901,6 @@ static struct clk_branch gcc_ufs_phy_unipro_core_clk = {
 	},
 };
 
-static struct clk_branch gcc_ufs_phy_unipro_core_hw_ctl_clk = {
-	.halt_reg = 0x83064,
-	.halt_check = BRANCH_HALT_VOTED,
-	.hwcg_reg = 0x83064,
-	.hwcg_bit = 1,
-	.clkr = {
-		.enable_reg = 0x83064,
-		.enable_mask = BIT(1),
-		.hw.init = &(const struct clk_init_data){
-			.name = "gcc_ufs_phy_unipro_core_hw_ctl_clk",
-			.parent_hws = (const struct clk_hw*[]){
-				&gcc_ufs_phy_unipro_core_clk_src.clkr.hw,
-			},
-			.num_parents = 1,
-			.flags = CLK_SET_RATE_PARENT,
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_usb20_master_clk = {
 	.halt_reg = 0x1c018,
 	.halt_check = BRANCH_HALT,
@@ -4379,7 +4277,6 @@ static struct clk_regmap *gcc_sa8775p_clocks[] = {
 	[GCC_AGGRE_NOC_QUPV3_AXI_CLK] = &gcc_aggre_noc_qupv3_axi_clk.clkr,
 	[GCC_AGGRE_UFS_CARD_AXI_CLK] = &gcc_aggre_ufs_card_axi_clk.clkr,
 	[GCC_AGGRE_UFS_PHY_AXI_CLK] = &gcc_aggre_ufs_phy_axi_clk.clkr,
-	[GCC_AGGRE_UFS_PHY_AXI_HW_CTL_CLK] = &gcc_aggre_ufs_phy_axi_hw_ctl_clk.clkr,
 	[GCC_AGGRE_USB2_PRIM_AXI_CLK] = &gcc_aggre_usb2_prim_axi_clk.clkr,
 	[GCC_AGGRE_USB3_PRIM_AXI_CLK] = &gcc_aggre_usb3_prim_axi_clk.clkr,
 	[GCC_AGGRE_USB3_SEC_AXI_CLK] = &gcc_aggre_usb3_sec_axi_clk.clkr,
@@ -4569,13 +4466,10 @@ static struct clk_regmap *gcc_sa8775p_clocks[] = {
 	[GCC_UFS_PHY_AHB_CLK] = &gcc_ufs_phy_ahb_clk.clkr,
 	[GCC_UFS_PHY_AXI_CLK] = &gcc_ufs_phy_axi_clk.clkr,
 	[GCC_UFS_PHY_AXI_CLK_SRC] = &gcc_ufs_phy_axi_clk_src.clkr,
-	[GCC_UFS_PHY_AXI_HW_CTL_CLK] = &gcc_ufs_phy_axi_hw_ctl_clk.clkr,
 	[GCC_UFS_PHY_ICE_CORE_CLK] = &gcc_ufs_phy_ice_core_clk.clkr,
 	[GCC_UFS_PHY_ICE_CORE_CLK_SRC] = &gcc_ufs_phy_ice_core_clk_src.clkr,
-	[GCC_UFS_PHY_ICE_CORE_HW_CTL_CLK] = &gcc_ufs_phy_ice_core_hw_ctl_clk.clkr,
 	[GCC_UFS_PHY_PHY_AUX_CLK] = &gcc_ufs_phy_phy_aux_clk.clkr,
 	[GCC_UFS_PHY_PHY_AUX_CLK_SRC] = &gcc_ufs_phy_phy_aux_clk_src.clkr,
-	[GCC_UFS_PHY_PHY_AUX_HW_CTL_CLK] = &gcc_ufs_phy_phy_aux_hw_ctl_clk.clkr,
 	[GCC_UFS_PHY_RX_SYMBOL_0_CLK] = &gcc_ufs_phy_rx_symbol_0_clk.clkr,
 	[GCC_UFS_PHY_RX_SYMBOL_0_CLK_SRC] = &gcc_ufs_phy_rx_symbol_0_clk_src.clkr,
 	[GCC_UFS_PHY_RX_SYMBOL_1_CLK] = &gcc_ufs_phy_rx_symbol_1_clk.clkr,
@@ -4584,7 +4478,6 @@ static struct clk_regmap *gcc_sa8775p_clocks[] = {
 	[GCC_UFS_PHY_TX_SYMBOL_0_CLK_SRC] = &gcc_ufs_phy_tx_symbol_0_clk_src.clkr,
 	[GCC_UFS_PHY_UNIPRO_CORE_CLK] = &gcc_ufs_phy_unipro_core_clk.clkr,
 	[GCC_UFS_PHY_UNIPRO_CORE_CLK_SRC] = &gcc_ufs_phy_unipro_core_clk_src.clkr,
-	[GCC_UFS_PHY_UNIPRO_CORE_HW_CTL_CLK] = &gcc_ufs_phy_unipro_core_hw_ctl_clk.clkr,
 	[GCC_USB20_MASTER_CLK] = &gcc_usb20_master_clk.clkr,
 	[GCC_USB20_MASTER_CLK_SRC] = &gcc_usb20_master_clk_src.clkr,
 	[GCC_USB20_MOCK_UTMI_CLK] = &gcc_usb20_mock_utmi_clk.clkr,

-- 
2.45.2


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