Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1801 insertions, 0 deletions

diff --git a/drivers/clk/qcom/gcc-ipq4019.c b/drivers/clk/qcom/gcc-ipq4019.c
new file mode 100644
index 000000000..8902ad42b
--- /dev/null
+++ b/drivers/clk/qcom/gcc-ipq4019.c
@@ -0,0 +1,1801 @@
+/*
+ * Copyright (c) 2015 The Linux Foundation. All rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/clk-provider.h>
+#include <linux/regmap.h>
+#include <linux/reset-controller.h>
+#include <linux/math64.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+
+#include <dt-bindings/clock/qcom,gcc-ipq4019.h>
+
+#include "common.h"
+#include "clk-regmap.h"
+#include "clk-rcg.h"
+#include "clk-branch.h"
+#include "reset.h"
+#include "clk-regmap-divider.h"
+
+#define to_clk_regmap_div(_hw) container_of(to_clk_regmap(_hw),\
+					struct clk_regmap_div, clkr)
+
+#define to_clk_fepll(_hw) container_of(to_clk_regmap_div(_hw),\
+						struct clk_fepll, cdiv)
+
+enum {
+	P_XO,
+	P_FEPLL200,
+	P_FEPLL500,
+	P_DDRPLL,
+	P_FEPLLWCSS2G,
+	P_FEPLLWCSS5G,
+	P_FEPLL125DLY,
+	P_DDRPLLAPSS,
+};
+
+/*
+ * struct clk_fepll_vco - vco feedback divider corresponds for FEPLL clocks
+ * @fdbkdiv_shift: lowest bit for FDBKDIV
+ * @fdbkdiv_width: number of bits in FDBKDIV
+ * @refclkdiv_shift: lowest bit for REFCLKDIV
+ * @refclkdiv_width: number of bits in REFCLKDIV
+ * @reg: PLL_DIV register address
+ */
+struct clk_fepll_vco {
+	u32 fdbkdiv_shift;
+	u32 fdbkdiv_width;
+	u32 refclkdiv_shift;
+	u32 refclkdiv_width;
+	u32 reg;
+};
+
+/*
+ * struct clk_fepll - clk divider corresponds to FEPLL clocks
+ * @fixed_div: fixed divider value if divider is fixed
+ * @parent_map: map from software's parent index to hardware's src_sel field
+ * @cdiv: divider values for PLL_DIV
+ * @pll_vco: vco feedback divider
+ * @div_table: mapping for actual divider value to register divider value
+ *             in case of non fixed divider
+ * @freq_tbl: frequency table
+ */
+struct clk_fepll {
+	u32 fixed_div;
+	const u8 *parent_map;
+	struct clk_regmap_div cdiv;
+	const struct clk_fepll_vco *pll_vco;
+	const struct clk_div_table *div_table;
+	const struct freq_tbl *freq_tbl;
+};
+
+static struct parent_map gcc_xo_200_500_map[] = {
+	{ P_XO, 0 },
+	{ P_FEPLL200, 1 },
+	{ P_FEPLL500, 2 },
+};
+
+static const char * const gcc_xo_200_500[] = {
+	"xo",
+	"fepll200",
+	"fepll500",
+};
+
+static struct parent_map gcc_xo_200_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLL200, 1 },
+};
+
+static const char * const gcc_xo_200[] = {
+	"xo",
+	"fepll200",
+};
+
+static struct parent_map gcc_xo_200_spi_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLL200, 2 },
+};
+
+static const char * const gcc_xo_200_spi[] = {
+	"xo",
+	"fepll200",
+};
+
+static struct parent_map gcc_xo_sdcc1_500_map[] = {
+	{  P_XO, 0 },
+	{  P_DDRPLL, 1 },
+	{  P_FEPLL500, 2 },
+};
+
+static const char * const gcc_xo_sdcc1_500[] = {
+	"xo",
+	"ddrpllsdcc",
+	"fepll500",
+};
+
+static struct parent_map gcc_xo_wcss2g_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLLWCSS2G, 1 },
+};
+
+static const char * const gcc_xo_wcss2g[] = {
+	"xo",
+	"fepllwcss2g",
+};
+
+static struct parent_map gcc_xo_wcss5g_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLLWCSS5G, 1 },
+};
+
+static const char * const gcc_xo_wcss5g[] = {
+	"xo",
+	"fepllwcss5g",
+};
+
+static struct parent_map gcc_xo_125_dly_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLL125DLY, 1 },
+};
+
+static const char * const gcc_xo_125_dly[] = {
+	"xo",
+	"fepll125dly",
+};
+
+static struct parent_map gcc_xo_ddr_500_200_map[] = {
+	{  P_XO, 0 },
+	{  P_FEPLL200, 3 },
+	{  P_FEPLL500, 2 },
+	{  P_DDRPLLAPSS, 1 },
+};
+
+/*
+ * Contains index for safe clock during APSS freq change.
+ * fepll500 is being used as safe clock so initialize it
+ * with its index in parents list gcc_xo_ddr_500_200.
+ */
+static const int gcc_ipq4019_cpu_safe_parent = 2;
+static const char * const gcc_xo_ddr_500_200[] = {
+	"xo",
+	"fepll200",
+	"fepll500",
+	"ddrpllapss",
+};
+
+static const struct freq_tbl ftbl_gcc_audio_pwm_clk[] = {
+	F(48000000, P_XO, 1, 0, 0),
+	F(200000000, P_FEPLL200, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 audio_clk_src = {
+	.cmd_rcgr = 0x1b000,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_map,
+	.freq_tbl = ftbl_gcc_audio_pwm_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "audio_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+
+	},
+};
+
+static struct clk_branch gcc_audio_ahb_clk = {
+	.halt_reg = 0x1b010,
+	.clkr = {
+		.enable_reg = 0x1b010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_audio_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.flags = CLK_SET_RATE_PARENT,
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_audio_pwm_clk = {
+	.halt_reg = 0x1b00C,
+	.clkr = {
+		.enable_reg = 0x1b00C,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_audio_pwm_clk",
+			.parent_names = (const char *[]){
+				"audio_clk_src",
+			},
+			.flags = CLK_SET_RATE_PARENT,
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_blsp1_qup1_2_i2c_apps_clk[] = {
+	F(19050000, P_FEPLL200, 10.5, 1, 1),
+	{ }
+};
+
+static struct clk_rcg2 blsp1_qup1_i2c_apps_clk_src = {
+	.cmd_rcgr = 0x200c,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_map,
+	.freq_tbl = ftbl_gcc_blsp1_qup1_2_i2c_apps_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_qup1_i2c_apps_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_qup1_i2c_apps_clk = {
+	.halt_reg = 0x2008,
+	.clkr = {
+		.enable_reg = 0x2008,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_qup1_i2c_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_qup1_i2c_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_rcg2 blsp1_qup2_i2c_apps_clk_src = {
+	.cmd_rcgr = 0x3000,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_map,
+	.freq_tbl = ftbl_gcc_blsp1_qup1_2_i2c_apps_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_qup2_i2c_apps_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_qup2_i2c_apps_clk = {
+	.halt_reg = 0x3010,
+	.clkr = {
+		.enable_reg = 0x3010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_qup2_i2c_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_qup2_i2c_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_blsp1_qup1_2_spi_apps_clk[] = {
+	F(960000, P_XO, 12, 1, 4),
+	F(4800000, P_XO, 1, 1, 10),
+	F(9600000, P_XO, 1, 1, 5),
+	F(15000000, P_XO, 1, 1, 3),
+	F(19200000, P_XO, 1, 2, 5),
+	F(24000000, P_XO, 1, 1, 2),
+	F(48000000, P_XO, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 blsp1_qup1_spi_apps_clk_src = {
+	.cmd_rcgr = 0x2024,
+	.mnd_width = 8,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_spi_map,
+	.freq_tbl = ftbl_gcc_blsp1_qup1_2_spi_apps_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_qup1_spi_apps_clk_src",
+		.parent_names = gcc_xo_200_spi,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_qup1_spi_apps_clk = {
+	.halt_reg = 0x2004,
+	.clkr = {
+		.enable_reg = 0x2004,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_qup1_spi_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_qup1_spi_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_rcg2 blsp1_qup2_spi_apps_clk_src = {
+	.cmd_rcgr = 0x3014,
+	.mnd_width = 8,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_blsp1_qup1_2_spi_apps_clk,
+	.parent_map = gcc_xo_200_spi_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_qup2_spi_apps_clk_src",
+		.parent_names = gcc_xo_200_spi,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_qup2_spi_apps_clk = {
+	.halt_reg = 0x300c,
+	.clkr = {
+		.enable_reg = 0x300c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_qup2_spi_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_qup2_spi_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_blsp1_uart1_2_apps_clk[] = {
+	F(1843200, P_FEPLL200, 1, 144, 15625),
+	F(3686400, P_FEPLL200, 1, 288, 15625),
+	F(7372800, P_FEPLL200, 1, 576, 15625),
+	F(14745600, P_FEPLL200, 1, 1152, 15625),
+	F(16000000, P_FEPLL200, 1, 2, 25),
+	F(24000000, P_XO, 1, 1, 2),
+	F(32000000, P_FEPLL200, 1, 4, 25),
+	F(40000000, P_FEPLL200, 1, 1, 5),
+	F(46400000, P_FEPLL200, 1, 29, 125),
+	F(48000000, P_XO, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 blsp1_uart1_apps_clk_src = {
+	.cmd_rcgr = 0x2044,
+	.mnd_width = 16,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_blsp1_uart1_2_apps_clk,
+	.parent_map = gcc_xo_200_spi_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_uart1_apps_clk_src",
+		.parent_names = gcc_xo_200_spi,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_uart1_apps_clk = {
+	.halt_reg = 0x203c,
+	.clkr = {
+		.enable_reg = 0x203c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_uart1_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_uart1_apps_clk_src",
+			},
+			.flags = CLK_SET_RATE_PARENT,
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_rcg2 blsp1_uart2_apps_clk_src = {
+	.cmd_rcgr = 0x3034,
+	.mnd_width = 16,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_blsp1_uart1_2_apps_clk,
+	.parent_map = gcc_xo_200_spi_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "blsp1_uart2_apps_clk_src",
+		.parent_names = gcc_xo_200_spi,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_blsp1_uart2_apps_clk = {
+	.halt_reg = 0x302c,
+	.clkr = {
+		.enable_reg = 0x302c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_uart2_apps_clk",
+			.parent_names = (const char *[]){
+				"blsp1_uart2_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_gp_clk[] = {
+	F(1250000,  P_FEPLL200, 1, 16, 0),
+	F(2500000,  P_FEPLL200, 1,  8, 0),
+	F(5000000,  P_FEPLL200, 1,  4, 0),
+	{ }
+};
+
+static struct clk_rcg2 gp1_clk_src = {
+	.cmd_rcgr = 0x8004,
+	.mnd_width = 8,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_gp_clk,
+	.parent_map = gcc_xo_200_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "gp1_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_gp1_clk = {
+	.halt_reg = 0x8000,
+	.clkr = {
+		.enable_reg = 0x8000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_gp1_clk",
+			.parent_names = (const char *[]){
+				"gp1_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_rcg2 gp2_clk_src = {
+	.cmd_rcgr = 0x9004,
+	.mnd_width = 8,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_gp_clk,
+	.parent_map = gcc_xo_200_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "gp2_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_gp2_clk = {
+	.halt_reg = 0x9000,
+	.clkr = {
+		.enable_reg = 0x9000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_gp2_clk",
+			.parent_names = (const char *[]){
+				"gp2_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_rcg2 gp3_clk_src = {
+	.cmd_rcgr = 0xa004,
+	.mnd_width = 8,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_gp_clk,
+	.parent_map = gcc_xo_200_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "gp3_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_gp3_clk = {
+	.halt_reg = 0xa000,
+	.clkr = {
+		.enable_reg = 0xa000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_gp3_clk",
+			.parent_names = (const char *[]){
+				"gp3_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_sdcc1_apps_clk[] = {
+	F(144000,    P_XO,			1,  3, 240),
+	F(400000,    P_XO,			1,  1, 0),
+	F(20000000,  P_FEPLL500,		1,  1, 25),
+	F(25000000,  P_FEPLL500,		1,  1, 20),
+	F(50000000,  P_FEPLL500,		1,  1, 10),
+	F(100000000, P_FEPLL500,		1,  1, 5),
+	F(192000000, P_DDRPLL,			1,  0, 0),
+	{ }
+};
+
+static struct clk_rcg2  sdcc1_apps_clk_src = {
+	.cmd_rcgr = 0x18004,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_sdcc1_apps_clk,
+	.parent_map = gcc_xo_sdcc1_500_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "sdcc1_apps_clk_src",
+		.parent_names = gcc_xo_sdcc1_500,
+		.num_parents = 3,
+		.ops = &clk_rcg2_ops,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_apps_clk[] = {
+	F(48000000,  P_XO,         1, 0, 0),
+	F(200000000, P_FEPLL200,   1, 0, 0),
+	F(384000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(413000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(448000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(488000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(500000000, P_FEPLL500,   1, 0, 0),
+	F(512000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(537000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(565000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(597000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(632000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(672000000, P_DDRPLLAPSS, 1, 0, 0),
+	F(716000000, P_DDRPLLAPSS, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 apps_clk_src = {
+	.cmd_rcgr = 0x1900c,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_apps_clk,
+	.parent_map = gcc_xo_ddr_500_200_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "apps_clk_src",
+		.parent_names = gcc_xo_ddr_500_200,
+		.num_parents = 4,
+		.ops = &clk_rcg2_ops,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_apps_ahb_clk[] = {
+	F(48000000, P_XO,	   1, 0, 0),
+	F(100000000, P_FEPLL200,   2, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 apps_ahb_clk_src = {
+	.cmd_rcgr = 0x19014,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_500_map,
+	.freq_tbl = ftbl_gcc_apps_ahb_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "apps_ahb_clk_src",
+		.parent_names = gcc_xo_200_500,
+		.num_parents = 3,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_apss_ahb_clk = {
+	.halt_reg = 0x19004,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(14),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_apss_ahb_clk",
+			.parent_names = (const char *[]){
+				"apps_ahb_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_blsp1_ahb_clk = {
+	.halt_reg = 0x1008,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(10),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_blsp1_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_dcd_xo_clk = {
+	.halt_reg = 0x2103c,
+	.clkr = {
+		.enable_reg = 0x2103c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_dcd_xo_clk",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_boot_rom_ahb_clk = {
+	.halt_reg = 0x1300c,
+	.clkr = {
+		.enable_reg = 0x1300c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_boot_rom_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_crypto_ahb_clk = {
+	.halt_reg = 0x16024,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_crypto_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_crypto_axi_clk = {
+	.halt_reg = 0x16020,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(1),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_crypto_axi_clk",
+			.parent_names = (const char *[]){
+				"fepll125",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_crypto_clk = {
+	.halt_reg = 0x1601c,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(2),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_crypto_clk",
+			.parent_names = (const char *[]){
+				"fepll125",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_ess_clk = {
+	.halt_reg = 0x12010,
+	.clkr = {
+		.enable_reg = 0x12010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_ess_clk",
+			.parent_names = (const char *[]){
+				"fephy_125m_dly_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_imem_axi_clk = {
+	.halt_reg = 0xe004,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(17),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_imem_axi_clk",
+			.parent_names = (const char *[]){
+				"fepll200",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_imem_cfg_ahb_clk = {
+	.halt_reg = 0xe008,
+	.clkr = {
+		.enable_reg = 0xe008,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_imem_cfg_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_pcie_ahb_clk = {
+	.halt_reg = 0x1d00c,
+	.clkr = {
+		.enable_reg = 0x1d00c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_pcie_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_pcie_axi_m_clk = {
+	.halt_reg = 0x1d004,
+	.clkr = {
+		.enable_reg = 0x1d004,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_pcie_axi_m_clk",
+			.parent_names = (const char *[]){
+				"fepll200",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_pcie_axi_s_clk = {
+	.halt_reg = 0x1d008,
+	.clkr = {
+		.enable_reg = 0x1d008,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_pcie_axi_s_clk",
+			.parent_names = (const char *[]){
+				"fepll200",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_prng_ahb_clk = {
+	.halt_reg = 0x13004,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(8),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_prng_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_qpic_ahb_clk = {
+	.halt_reg = 0x1c008,
+	.clkr = {
+		.enable_reg = 0x1c008,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_qpic_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_qpic_clk = {
+	.halt_reg = 0x1c004,
+	.clkr = {
+		.enable_reg = 0x1c004,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_qpic_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_sdcc1_ahb_clk = {
+	.halt_reg = 0x18010,
+	.clkr = {
+		.enable_reg = 0x18010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_sdcc1_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_sdcc1_apps_clk = {
+	.halt_reg = 0x1800c,
+	.clkr = {
+		.enable_reg = 0x1800c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_sdcc1_apps_clk",
+			.parent_names = (const char *[]){
+				"sdcc1_apps_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_tlmm_ahb_clk = {
+	.halt_reg = 0x5004,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x6000,
+		.enable_mask = BIT(5),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_tlmm_ahb_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb2_master_clk = {
+	.halt_reg = 0x1e00c,
+	.clkr = {
+		.enable_reg = 0x1e00c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb2_master_clk",
+			.parent_names = (const char *[]){
+				"pcnoc_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb2_sleep_clk = {
+	.halt_reg = 0x1e010,
+	.clkr = {
+		.enable_reg = 0x1e010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb2_sleep_clk",
+			.parent_names = (const char *[]){
+				"gcc_sleep_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb2_mock_utmi_clk = {
+	.halt_reg = 0x1e014,
+	.clkr = {
+		.enable_reg = 0x1e014,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb2_mock_utmi_clk",
+			.parent_names = (const char *[]){
+				"usb30_mock_utmi_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_usb30_mock_utmi_clk[] = {
+	F(2000000, P_FEPLL200, 10, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 usb30_mock_utmi_clk_src = {
+	.cmd_rcgr = 0x1e000,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_map,
+	.freq_tbl = ftbl_gcc_usb30_mock_utmi_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "usb30_mock_utmi_clk_src",
+		.parent_names = gcc_xo_200,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_usb3_master_clk = {
+	.halt_reg = 0x1e028,
+	.clkr = {
+		.enable_reg = 0x1e028,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb3_master_clk",
+			.parent_names = (const char *[]){
+				"fepll125",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb3_sleep_clk = {
+	.halt_reg = 0x1e02C,
+	.clkr = {
+		.enable_reg = 0x1e02C,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb3_sleep_clk",
+			.parent_names = (const char *[]){
+				"gcc_sleep_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_usb3_mock_utmi_clk = {
+	.halt_reg = 0x1e030,
+	.clkr = {
+		.enable_reg = 0x1e030,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb3_mock_utmi_clk",
+			.parent_names = (const char *[]){
+				"usb30_mock_utmi_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_fephy_dly_clk[] = {
+	F(125000000, P_FEPLL125DLY, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 fephy_125m_dly_clk_src = {
+	.cmd_rcgr = 0x12000,
+	.hid_width = 5,
+	.parent_map = gcc_xo_125_dly_map,
+	.freq_tbl = ftbl_gcc_fephy_dly_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "fephy_125m_dly_clk_src",
+		.parent_names = gcc_xo_125_dly,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+
+static const struct freq_tbl ftbl_gcc_wcss2g_clk[] = {
+	F(48000000, P_XO, 1, 0, 0),
+	F(250000000, P_FEPLLWCSS2G, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 wcss2g_clk_src = {
+	.cmd_rcgr = 0x1f000,
+	.hid_width = 5,
+	.freq_tbl = ftbl_gcc_wcss2g_clk,
+	.parent_map = gcc_xo_wcss2g_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "wcss2g_clk_src",
+		.parent_names = gcc_xo_wcss2g,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+		.flags = CLK_SET_RATE_PARENT,
+	},
+};
+
+static struct clk_branch gcc_wcss2g_clk = {
+	.halt_reg = 0x1f00C,
+	.clkr = {
+		.enable_reg = 0x1f00C,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss2g_clk",
+			.parent_names = (const char *[]){
+				"wcss2g_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_wcss2g_ref_clk = {
+	.halt_reg = 0x1f00C,
+	.clkr = {
+		.enable_reg = 0x1f00C,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss2g_ref_clk",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_wcss2g_rtc_clk = {
+	.halt_reg = 0x1f010,
+	.clkr = {
+		.enable_reg = 0x1f010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss2g_rtc_clk",
+			.parent_names = (const char *[]){
+				"gcc_sleep_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static const struct freq_tbl ftbl_gcc_wcss5g_clk[] = {
+	F(48000000, P_XO, 1, 0, 0),
+	F(250000000, P_FEPLLWCSS5G, 1, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 wcss5g_clk_src = {
+	.cmd_rcgr = 0x20000,
+	.hid_width = 5,
+	.parent_map = gcc_xo_wcss5g_map,
+	.freq_tbl = ftbl_gcc_wcss5g_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "wcss5g_clk_src",
+		.parent_names = gcc_xo_wcss5g,
+		.num_parents = 2,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch gcc_wcss5g_clk = {
+	.halt_reg = 0x2000c,
+	.clkr = {
+		.enable_reg = 0x2000c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss5g_clk",
+			.parent_names = (const char *[]){
+				"wcss5g_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_wcss5g_ref_clk = {
+	.halt_reg = 0x2000c,
+	.clkr = {
+		.enable_reg = 0x2000c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss5g_ref_clk",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+static struct clk_branch gcc_wcss5g_rtc_clk = {
+	.halt_reg = 0x20010,
+	.clkr = {
+		.enable_reg = 0x20010,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_wcss5g_rtc_clk",
+			.parent_names = (const char *[]){
+				"gcc_sleep_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT,
+		},
+	},
+};
+
+/* Calculates the VCO rate for FEPLL. */
+static u64 clk_fepll_vco_calc_rate(struct clk_fepll *pll_div,
+				   unsigned long parent_rate)
+{
+	const struct clk_fepll_vco *pll_vco = pll_div->pll_vco;
+	u32 fdbkdiv, refclkdiv, cdiv;
+	u64 vco;
+
+	regmap_read(pll_div->cdiv.clkr.regmap, pll_vco->reg, &cdiv);
+	refclkdiv = (cdiv >> pll_vco->refclkdiv_shift) &
+		    (BIT(pll_vco->refclkdiv_width) - 1);
+	fdbkdiv = (cdiv >> pll_vco->fdbkdiv_shift) &
+		  (BIT(pll_vco->fdbkdiv_width) - 1);
+
+	vco = parent_rate / refclkdiv;
+	vco *= 2;
+	vco *= fdbkdiv;
+
+	return vco;
+}
+
+static const struct clk_fepll_vco gcc_apss_ddrpll_vco = {
+	.fdbkdiv_shift = 16,
+	.fdbkdiv_width = 8,
+	.refclkdiv_shift = 24,
+	.refclkdiv_width = 5,
+	.reg = 0x2e020,
+};
+
+static const struct clk_fepll_vco gcc_fepll_vco = {
+	.fdbkdiv_shift = 16,
+	.fdbkdiv_width = 8,
+	.refclkdiv_shift = 24,
+	.refclkdiv_width = 5,
+	.reg = 0x2f020,
+};
+
+/*
+ * Round rate function for APSS CPU PLL Clock divider.
+ * It looks up the frequency table and returns the next higher frequency
+ * supported in hardware.
+ */
+static long clk_cpu_div_round_rate(struct clk_hw *hw, unsigned long rate,
+				   unsigned long *p_rate)
+{
+	struct clk_fepll *pll = to_clk_fepll(hw);
+	struct clk_hw *p_hw;
+	const struct freq_tbl *f;
+
+	f = qcom_find_freq(pll->freq_tbl, rate);
+	if (!f)
+		return -EINVAL;
+
+	p_hw = clk_hw_get_parent_by_index(hw, f->src);
+	*p_rate = clk_hw_get_rate(p_hw);
+
+	return f->freq;
+};
+
+/*
+ * Clock set rate function for APSS CPU PLL Clock divider.
+ * It looks up the frequency table and updates the PLL divider to corresponding
+ * divider value.
+ */
+static int clk_cpu_div_set_rate(struct clk_hw *hw, unsigned long rate,
+				unsigned long parent_rate)
+{
+	struct clk_fepll *pll = to_clk_fepll(hw);
+	const struct freq_tbl *f;
+	u32 mask;
+	int ret;
+
+	f = qcom_find_freq(pll->freq_tbl, rate);
+	if (!f)
+		return -EINVAL;
+
+	mask = (BIT(pll->cdiv.width) - 1) << pll->cdiv.shift;
+	ret = regmap_update_bits(pll->cdiv.clkr.regmap,
+				 pll->cdiv.reg, mask,
+				 f->pre_div << pll->cdiv.shift);
+	/*
+	 * There is no status bit which can be checked for successful CPU
+	 * divider update operation so using delay for the same.
+	 */
+	udelay(1);
+
+	return 0;
+};
+
+/*
+ * Clock frequency calculation function for APSS CPU PLL Clock divider.
+ * This clock divider is nonlinear so this function calculates the actual
+ * divider and returns the output frequency by dividing VCO Frequency
+ * with this actual divider value.
+ */
+static unsigned long
+clk_cpu_div_recalc_rate(struct clk_hw *hw,
+			unsigned long parent_rate)
+{
+	struct clk_fepll *pll = to_clk_fepll(hw);
+	u32 cdiv, pre_div;
+	u64 rate;
+
+	regmap_read(pll->cdiv.clkr.regmap, pll->cdiv.reg, &cdiv);
+	cdiv = (cdiv >> pll->cdiv.shift) & (BIT(pll->cdiv.width) - 1);
+
+	/*
+	 * Some dividers have value in 0.5 fraction so multiply both VCO
+	 * frequency(parent_rate) and pre_div with 2 to make integer
+	 * calculation.
+	 */
+	if (cdiv > 10)
+		pre_div = (cdiv + 1) * 2;
+	else
+		pre_div = cdiv + 12;
+
+	rate = clk_fepll_vco_calc_rate(pll, parent_rate) * 2;
+	do_div(rate, pre_div);
+
+	return rate;
+};
+
+static const struct clk_ops clk_regmap_cpu_div_ops = {
+	.round_rate = clk_cpu_div_round_rate,
+	.set_rate = clk_cpu_div_set_rate,
+	.recalc_rate = clk_cpu_div_recalc_rate,
+};
+
+static const struct freq_tbl ftbl_apss_ddr_pll[] = {
+	{ 384000000, P_XO, 0xd, 0, 0 },
+	{ 413000000, P_XO, 0xc, 0, 0 },
+	{ 448000000, P_XO, 0xb, 0, 0 },
+	{ 488000000, P_XO, 0xa, 0, 0 },
+	{ 512000000, P_XO, 0x9, 0, 0 },
+	{ 537000000, P_XO, 0x8, 0, 0 },
+	{ 565000000, P_XO, 0x7, 0, 0 },
+	{ 597000000, P_XO, 0x6, 0, 0 },
+	{ 632000000, P_XO, 0x5, 0, 0 },
+	{ 672000000, P_XO, 0x4, 0, 0 },
+	{ 716000000, P_XO, 0x3, 0, 0 },
+	{ 768000000, P_XO, 0x2, 0, 0 },
+	{ 823000000, P_XO, 0x1, 0, 0 },
+	{ 896000000, P_XO, 0x0, 0, 0 },
+	{ }
+};
+
+static struct clk_fepll gcc_apss_cpu_plldiv_clk = {
+	.cdiv.reg = 0x2e020,
+	.cdiv.shift = 4,
+	.cdiv.width = 4,
+	.cdiv.clkr = {
+		.enable_reg = 0x2e000,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "ddrpllapss",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_regmap_cpu_div_ops,
+		},
+	},
+	.freq_tbl = ftbl_apss_ddr_pll,
+	.pll_vco = &gcc_apss_ddrpll_vco,
+};
+
+/* Calculates the rate for PLL divider.
+ * If the divider value is not fixed then it gets the actual divider value
+ * from divider table. Then, it calculate the clock rate by dividing the
+ * parent rate with actual divider value.
+ */
+static unsigned long
+clk_regmap_clk_div_recalc_rate(struct clk_hw *hw,
+			       unsigned long parent_rate)
+{
+	struct clk_fepll *pll = to_clk_fepll(hw);
+	u32 cdiv, pre_div = 1;
+	u64 rate;
+	const struct clk_div_table *clkt;
+
+	if (pll->fixed_div) {
+		pre_div = pll->fixed_div;
+	} else {
+		regmap_read(pll->cdiv.clkr.regmap, pll->cdiv.reg, &cdiv);
+		cdiv = (cdiv >> pll->cdiv.shift) & (BIT(pll->cdiv.width) - 1);
+
+		for (clkt = pll->div_table; clkt->div; clkt++) {
+			if (clkt->val == cdiv)
+				pre_div = clkt->div;
+		}
+	}
+
+	rate = clk_fepll_vco_calc_rate(pll, parent_rate);
+	do_div(rate, pre_div);
+
+	return rate;
+};
+
+static const struct clk_ops clk_fepll_div_ops = {
+	.recalc_rate = clk_regmap_clk_div_recalc_rate,
+};
+
+static struct clk_fepll gcc_apss_sdcc_clk = {
+	.fixed_div = 28,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "ddrpllsdcc",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.pll_vco = &gcc_apss_ddrpll_vco,
+};
+
+static struct clk_fepll gcc_fepll125_clk = {
+	.fixed_div = 32,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepll125",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static struct clk_fepll gcc_fepll125dly_clk = {
+	.fixed_div = 32,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepll125dly",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static struct clk_fepll gcc_fepll200_clk = {
+	.fixed_div = 20,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepll200",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static struct clk_fepll gcc_fepll500_clk = {
+	.fixed_div = 8,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepll500",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static const struct clk_div_table fepllwcss_clk_div_table[] = {
+	{ 0, 15 },
+	{ 1, 16 },
+	{ 2, 18 },
+	{ 3, 20 },
+	{ },
+};
+
+static struct clk_fepll gcc_fepllwcss2g_clk = {
+	.cdiv.reg = 0x2f020,
+	.cdiv.shift = 8,
+	.cdiv.width = 2,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepllwcss2g",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.div_table = fepllwcss_clk_div_table,
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static struct clk_fepll gcc_fepllwcss5g_clk = {
+	.cdiv.reg = 0x2f020,
+	.cdiv.shift = 12,
+	.cdiv.width = 2,
+	.cdiv.clkr = {
+		.hw.init = &(struct clk_init_data){
+			.name = "fepllwcss5g",
+			.parent_names = (const char *[]){
+				"xo",
+			},
+			.num_parents = 1,
+			.ops = &clk_fepll_div_ops,
+		},
+	},
+	.div_table = fepllwcss_clk_div_table,
+	.pll_vco = &gcc_fepll_vco,
+};
+
+static const struct freq_tbl ftbl_gcc_pcnoc_ahb_clk[] = {
+	F(48000000,  P_XO,	 1, 0, 0),
+	F(100000000, P_FEPLL200, 2, 0, 0),
+	{ }
+};
+
+static struct clk_rcg2 gcc_pcnoc_ahb_clk_src = {
+	.cmd_rcgr = 0x21024,
+	.hid_width = 5,
+	.parent_map = gcc_xo_200_500_map,
+	.freq_tbl = ftbl_gcc_pcnoc_ahb_clk,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "gcc_pcnoc_ahb_clk_src",
+		.parent_names = gcc_xo_200_500,
+		.num_parents = 3,
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_branch pcnoc_clk_src = {
+	.halt_reg = 0x21030,
+	.clkr = {
+		.enable_reg = 0x21030,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "pcnoc_clk_src",
+			.parent_names = (const char *[]){
+				"gcc_pcnoc_ahb_clk_src",
+			},
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+			.flags = CLK_SET_RATE_PARENT |
+				CLK_IS_CRITICAL,
+		},
+	},
+};
+
+static struct clk_regmap *gcc_ipq4019_clocks[] = {
+	[AUDIO_CLK_SRC] = &audio_clk_src.clkr,
+	[BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr,
+	[BLSP1_QUP1_SPI_APPS_CLK_SRC] = &blsp1_qup1_spi_apps_clk_src.clkr,
+	[BLSP1_QUP2_I2C_APPS_CLK_SRC] = &blsp1_qup2_i2c_apps_clk_src.clkr,
+	[BLSP1_QUP2_SPI_APPS_CLK_SRC] = &blsp1_qup2_spi_apps_clk_src.clkr,
+	[BLSP1_UART1_APPS_CLK_SRC] = &blsp1_uart1_apps_clk_src.clkr,
+	[BLSP1_UART2_APPS_CLK_SRC] = &blsp1_uart2_apps_clk_src.clkr,
+	[GCC_USB3_MOCK_UTMI_CLK_SRC] = &usb30_mock_utmi_clk_src.clkr,
+	[GCC_APPS_CLK_SRC] = &apps_clk_src.clkr,
+	[GCC_APPS_AHB_CLK_SRC] = &apps_ahb_clk_src.clkr,
+	[GP1_CLK_SRC] = &gp1_clk_src.clkr,
+	[GP2_CLK_SRC] = &gp2_clk_src.clkr,
+	[GP3_CLK_SRC] = &gp3_clk_src.clkr,
+	[SDCC1_APPS_CLK_SRC] = &sdcc1_apps_clk_src.clkr,
+	[FEPHY_125M_DLY_CLK_SRC] = &fephy_125m_dly_clk_src.clkr,
+	[WCSS2G_CLK_SRC] = &wcss2g_clk_src.clkr,
+	[WCSS5G_CLK_SRC] = &wcss5g_clk_src.clkr,
+	[GCC_APSS_AHB_CLK] = &gcc_apss_ahb_clk.clkr,
+	[GCC_AUDIO_AHB_CLK] = &gcc_audio_ahb_clk.clkr,
+	[GCC_AUDIO_PWM_CLK] = &gcc_audio_pwm_clk.clkr,
+	[GCC_BLSP1_AHB_CLK] = &gcc_blsp1_ahb_clk.clkr,
+	[GCC_BLSP1_QUP1_I2C_APPS_CLK] = &gcc_blsp1_qup1_i2c_apps_clk.clkr,
+	[GCC_BLSP1_QUP1_SPI_APPS_CLK] = &gcc_blsp1_qup1_spi_apps_clk.clkr,
+	[GCC_BLSP1_QUP2_I2C_APPS_CLK] = &gcc_blsp1_qup2_i2c_apps_clk.clkr,
+	[GCC_BLSP1_QUP2_SPI_APPS_CLK] = &gcc_blsp1_qup2_spi_apps_clk.clkr,
+	[GCC_BLSP1_UART1_APPS_CLK] = &gcc_blsp1_uart1_apps_clk.clkr,
+	[GCC_BLSP1_UART2_APPS_CLK] = &gcc_blsp1_uart2_apps_clk.clkr,
+	[GCC_DCD_XO_CLK] = &gcc_dcd_xo_clk.clkr,
+	[GCC_GP1_CLK] = &gcc_gp1_clk.clkr,
+	[GCC_GP2_CLK] = &gcc_gp2_clk.clkr,
+	[GCC_GP3_CLK] = &gcc_gp3_clk.clkr,
+	[GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr,
+	[GCC_CRYPTO_AHB_CLK] = &gcc_crypto_ahb_clk.clkr,
+	[GCC_CRYPTO_AXI_CLK] = &gcc_crypto_axi_clk.clkr,
+	[GCC_CRYPTO_CLK] = &gcc_crypto_clk.clkr,
+	[GCC_ESS_CLK] = &gcc_ess_clk.clkr,
+	[GCC_IMEM_AXI_CLK] = &gcc_imem_axi_clk.clkr,
+	[GCC_IMEM_CFG_AHB_CLK] = &gcc_imem_cfg_ahb_clk.clkr,
+	[GCC_PCIE_AHB_CLK] = &gcc_pcie_ahb_clk.clkr,
+	[GCC_PCIE_AXI_M_CLK] = &gcc_pcie_axi_m_clk.clkr,
+	[GCC_PCIE_AXI_S_CLK] = &gcc_pcie_axi_s_clk.clkr,
+	[GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr,
+	[GCC_QPIC_AHB_CLK] = &gcc_qpic_ahb_clk.clkr,
+	[GCC_QPIC_CLK] = &gcc_qpic_clk.clkr,
+	[GCC_SDCC1_AHB_CLK] = &gcc_sdcc1_ahb_clk.clkr,
+	[GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr,
+	[GCC_TLMM_AHB_CLK] = &gcc_tlmm_ahb_clk.clkr,
+	[GCC_USB2_MASTER_CLK] = &gcc_usb2_master_clk.clkr,
+	[GCC_USB2_SLEEP_CLK] = &gcc_usb2_sleep_clk.clkr,
+	[GCC_USB2_MOCK_UTMI_CLK] = &gcc_usb2_mock_utmi_clk.clkr,
+	[GCC_USB3_MASTER_CLK] = &gcc_usb3_master_clk.clkr,
+	[GCC_USB3_SLEEP_CLK] = &gcc_usb3_sleep_clk.clkr,
+	[GCC_USB3_MOCK_UTMI_CLK] = &gcc_usb3_mock_utmi_clk.clkr,
+	[GCC_WCSS2G_CLK] = &gcc_wcss2g_clk.clkr,
+	[GCC_WCSS2G_REF_CLK] = &gcc_wcss2g_ref_clk.clkr,
+	[GCC_WCSS2G_RTC_CLK] = &gcc_wcss2g_rtc_clk.clkr,
+	[GCC_WCSS5G_CLK] = &gcc_wcss5g_clk.clkr,
+	[GCC_WCSS5G_REF_CLK] = &gcc_wcss5g_ref_clk.clkr,
+	[GCC_WCSS5G_RTC_CLK] = &gcc_wcss5g_rtc_clk.clkr,
+	[GCC_SDCC_PLLDIV_CLK] = &gcc_apss_sdcc_clk.cdiv.clkr,
+	[GCC_FEPLL125_CLK] = &gcc_fepll125_clk.cdiv.clkr,
+	[GCC_FEPLL125DLY_CLK] = &gcc_fepll125dly_clk.cdiv.clkr,
+	[GCC_FEPLL200_CLK] = &gcc_fepll200_clk.cdiv.clkr,
+	[GCC_FEPLL500_CLK] = &gcc_fepll500_clk.cdiv.clkr,
+	[GCC_FEPLL_WCSS2G_CLK] = &gcc_fepllwcss2g_clk.cdiv.clkr,
+	[GCC_FEPLL_WCSS5G_CLK] = &gcc_fepllwcss5g_clk.cdiv.clkr,
+	[GCC_APSS_CPU_PLLDIV_CLK] = &gcc_apss_cpu_plldiv_clk.cdiv.clkr,
+	[GCC_PCNOC_AHB_CLK_SRC] = &gcc_pcnoc_ahb_clk_src.clkr,
+	[GCC_PCNOC_AHB_CLK] = &pcnoc_clk_src.clkr,
+};
+
+static const struct qcom_reset_map gcc_ipq4019_resets[] = {
+	[WIFI0_CPU_INIT_RESET] = { 0x1f008, 5 },
+	[WIFI0_RADIO_SRIF_RESET] = { 0x1f008, 4 },
+	[WIFI0_RADIO_WARM_RESET] = { 0x1f008, 3 },
+	[WIFI0_RADIO_COLD_RESET] = { 0x1f008, 2 },
+	[WIFI0_CORE_WARM_RESET] = { 0x1f008, 1 },
+	[WIFI0_CORE_COLD_RESET] = { 0x1f008, 0 },
+	[WIFI1_CPU_INIT_RESET] = { 0x20008, 5 },
+	[WIFI1_RADIO_SRIF_RESET] = { 0x20008, 4 },
+	[WIFI1_RADIO_WARM_RESET] = { 0x20008, 3 },
+	[WIFI1_RADIO_COLD_RESET] = { 0x20008, 2 },
+	[WIFI1_CORE_WARM_RESET] = { 0x20008, 1 },
+	[WIFI1_CORE_COLD_RESET] = { 0x20008, 0 },
+	[USB3_UNIPHY_PHY_ARES] = { 0x1e038, 5 },
+	[USB3_HSPHY_POR_ARES] = { 0x1e038, 4 },
+	[USB3_HSPHY_S_ARES] = { 0x1e038, 2 },
+	[USB2_HSPHY_POR_ARES] = { 0x1e01c, 4 },
+	[USB2_HSPHY_S_ARES] = { 0x1e01c, 2 },
+	[PCIE_PHY_AHB_ARES] = { 0x1d010, 11 },
+	[PCIE_AHB_ARES] = { 0x1d010, 10 },
+	[PCIE_PWR_ARES] = { 0x1d010, 9 },
+	[PCIE_PIPE_STICKY_ARES] = { 0x1d010, 8 },
+	[PCIE_AXI_M_STICKY_ARES] = { 0x1d010, 7 },
+	[PCIE_PHY_ARES] = { 0x1d010, 6 },
+	[PCIE_PARF_XPU_ARES] = { 0x1d010, 5 },
+	[PCIE_AXI_S_XPU_ARES] = { 0x1d010, 4 },
+	[PCIE_AXI_M_VMIDMT_ARES] = { 0x1d010, 3 },
+	[PCIE_PIPE_ARES] = { 0x1d010, 2 },
+	[PCIE_AXI_S_ARES] = { 0x1d010, 1 },
+	[PCIE_AXI_M_ARES] = { 0x1d010, 0 },
+	[ESS_RESET] = { 0x12008, 0},
+	[GCC_BLSP1_BCR] = {0x01000, 0},
+	[GCC_BLSP1_QUP1_BCR] = {0x02000, 0},
+	[GCC_BLSP1_UART1_BCR] = {0x02038, 0},
+	[GCC_BLSP1_QUP2_BCR] = {0x03008, 0},
+	[GCC_BLSP1_UART2_BCR] = {0x03028, 0},
+	[GCC_BIMC_BCR] = {0x04000, 0},
+	[GCC_TLMM_BCR] = {0x05000, 0},
+	[GCC_IMEM_BCR] = {0x0E000, 0},
+	[GCC_ESS_BCR] = {0x12008, 0},
+	[GCC_PRNG_BCR] = {0x13000, 0},
+	[GCC_BOOT_ROM_BCR] = {0x13008, 0},
+	[GCC_CRYPTO_BCR] = {0x16000, 0},
+	[GCC_SDCC1_BCR] = {0x18000, 0},
+	[GCC_SEC_CTRL_BCR] = {0x1A000, 0},
+	[GCC_AUDIO_BCR] = {0x1B008, 0},
+	[GCC_QPIC_BCR] = {0x1C000, 0},
+	[GCC_PCIE_BCR] = {0x1D000, 0},
+	[GCC_USB2_BCR] = {0x1E008, 0},
+	[GCC_USB2_PHY_BCR] = {0x1E018, 0},
+	[GCC_USB3_BCR] = {0x1E024, 0},
+	[GCC_USB3_PHY_BCR] = {0x1E034, 0},
+	[GCC_SYSTEM_NOC_BCR] = {0x21000, 0},
+	[GCC_PCNOC_BCR] = {0x2102C, 0},
+	[GCC_DCD_BCR] = {0x21038, 0},
+	[GCC_SNOC_BUS_TIMEOUT0_BCR] = {0x21064, 0},
+	[GCC_SNOC_BUS_TIMEOUT1_BCR] = {0x2106C, 0},
+	[GCC_SNOC_BUS_TIMEOUT2_BCR] = {0x21074, 0},
+	[GCC_SNOC_BUS_TIMEOUT3_BCR] = {0x2107C, 0},
+	[GCC_PCNOC_BUS_TIMEOUT0_BCR] = {0x21084, 0},
+	[GCC_PCNOC_BUS_TIMEOUT1_BCR] = {0x2108C, 0},
+	[GCC_PCNOC_BUS_TIMEOUT2_BCR] = {0x21094, 0},
+	[GCC_PCNOC_BUS_TIMEOUT3_BCR] = {0x2109C, 0},
+	[GCC_PCNOC_BUS_TIMEOUT4_BCR] = {0x210A4, 0},
+	[GCC_PCNOC_BUS_TIMEOUT5_BCR] = {0x210AC, 0},
+	[GCC_PCNOC_BUS_TIMEOUT6_BCR] = {0x210B4, 0},
+	[GCC_PCNOC_BUS_TIMEOUT7_BCR] = {0x210BC, 0},
+	[GCC_PCNOC_BUS_TIMEOUT8_BCR] = {0x210C4, 0},
+	[GCC_PCNOC_BUS_TIMEOUT9_BCR] = {0x210CC, 0},
+	[GCC_TCSR_BCR] = {0x22000, 0},
+	[GCC_MPM_BCR] = {0x24000, 0},
+	[GCC_SPDM_BCR] = {0x25000, 0},
+};
+
+static const struct regmap_config gcc_ipq4019_regmap_config = {
+	.reg_bits	= 32,
+	.reg_stride	= 4,
+	.val_bits	= 32,
+	.max_register	= 0x2ffff,
+	.fast_io	= true,
+};
+
+static const struct qcom_cc_desc gcc_ipq4019_desc = {
+	.config = &gcc_ipq4019_regmap_config,
+	.clks = gcc_ipq4019_clocks,
+	.num_clks = ARRAY_SIZE(gcc_ipq4019_clocks),
+	.resets = gcc_ipq4019_resets,
+	.num_resets = ARRAY_SIZE(gcc_ipq4019_resets),
+};
+
+static const struct of_device_id gcc_ipq4019_match_table[] = {
+	{ .compatible = "qcom,gcc-ipq4019" },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, gcc_ipq4019_match_table);
+
+static int
+gcc_ipq4019_cpu_clk_notifier_fn(struct notifier_block *nb,
+				unsigned long action, void *data)
+{
+	int err = 0;
+
+	if (action == PRE_RATE_CHANGE)
+		err = clk_rcg2_ops.set_parent(&apps_clk_src.clkr.hw,
+					      gcc_ipq4019_cpu_safe_parent);
+
+	return notifier_from_errno(err);
+}
+
+static struct notifier_block gcc_ipq4019_cpu_clk_notifier = {
+	.notifier_call = gcc_ipq4019_cpu_clk_notifier_fn,
+};
+
+static int gcc_ipq4019_probe(struct platform_device *pdev)
+{
+	int err;
+
+	err = qcom_cc_probe(pdev, &gcc_ipq4019_desc);
+	if (err)
+		return err;
+
+	return clk_notifier_register(apps_clk_src.clkr.hw.clk,
+				     &gcc_ipq4019_cpu_clk_notifier);
+}
+
+static int gcc_ipq4019_remove(struct platform_device *pdev)
+{
+	return clk_notifier_unregister(apps_clk_src.clkr.hw.clk,
+				       &gcc_ipq4019_cpu_clk_notifier);
+}
+
+static struct platform_driver gcc_ipq4019_driver = {
+	.probe		= gcc_ipq4019_probe,
+	.remove		= gcc_ipq4019_remove,
+	.driver		= {
+		.name	= "qcom,gcc-ipq4019",
+		.of_match_table = gcc_ipq4019_match_table,
+	},
+};
+
+static int __init gcc_ipq4019_init(void)
+{
+	return platform_driver_register(&gcc_ipq4019_driver);
+}
+core_initcall(gcc_ipq4019_init);
+
+static void __exit gcc_ipq4019_exit(void)
+{
+	platform_driver_unregister(&gcc_ipq4019_driver);
+}
+module_exit(gcc_ipq4019_exit);
+
+MODULE_ALIAS("platform:gcc-ipq4019");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("QCOM GCC IPQ4019 driver");