ARK-OS/arkos/kernel/drivers/clk/qcom/dispcc-qcs615.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
 */

#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>

#include <dt-bindings/clock/qcom,qcs615-dispcc.h>

#include "clk-alpha-pll.h"
#include "clk-branch.h"
#include "clk-pll.h"
#include "clk-rcg.h"
#include "clk-regmap.h"
#include "clk-regmap-divider.h"
#include "clk-regmap-mux.h"
#include "common.h"
#include "gdsc.h"
#include "reset.h"

enum {
	DT_BI_TCXO,
	DT_GPLL0,
	DT_DSI0_PHY_PLL_OUT_BYTECLK,
	DT_DSI0_PHY_PLL_OUT_DSICLK,
	DT_DSI1_PHY_PLL_OUT_DSICLK,
	DT_DP_PHY_PLL_LINK_CLK,
	DT_DP_PHY_PLL_VCO_DIV_CLK,
};

enum {
	P_BI_TCXO,
	P_DISP_CC_PLL0_OUT_MAIN,
	P_DP_PHY_PLL_LINK_CLK,
	P_DP_PHY_PLL_VCO_DIV_CLK,
	P_DSI0_PHY_PLL_OUT_BYTECLK,
	P_DSI0_PHY_PLL_OUT_DSICLK,
	P_DSI1_PHY_PLL_OUT_DSICLK,
	P_GPLL0_OUT_MAIN,
};

static const struct pll_vco disp_cc_pll_vco[] = {
	{ 500000000, 1000000000, 2 },
};

/* 576MHz configuration VCO - 2 */
static struct alpha_pll_config disp_cc_pll0_config = {
	.l = 0x1e,
	.vco_val = BIT(21),
	.vco_mask = GENMASK(21, 20),
	.main_output_mask = BIT(0),
	.config_ctl_val = 0x4001055b,
	.test_ctl_hi_val = 0x1,
	.test_ctl_hi_mask = 0x1,
};

static struct clk_alpha_pll disp_cc_pll0 = {
	.offset = 0x0,
	.config = &disp_cc_pll0_config,
	.vco_table = disp_cc_pll_vco,
	.num_vco = ARRAY_SIZE(disp_cc_pll_vco),
	.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT],
	.clkr = {
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_pll0",
			.parent_data = &(const struct clk_parent_data) {
				.index = DT_BI_TCXO,
			},
			.num_parents = 1,
			.ops = &clk_alpha_pll_slew_ops,
		},
	},
};

static const struct parent_map disp_cc_parent_map_0[] = {
	{ P_BI_TCXO, 0 },
	{ P_DP_PHY_PLL_LINK_CLK, 1 },
	{ P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
};

static const struct clk_parent_data disp_cc_parent_data_0[] = {
	{ .index = DT_BI_TCXO },
	{ .index = DT_DP_PHY_PLL_LINK_CLK },
	{ .index = DT_DP_PHY_PLL_VCO_DIV_CLK },
};

static const struct parent_map disp_cc_parent_map_1[] = {
	{ P_BI_TCXO, 0 },
};

static const struct clk_parent_data disp_cc_parent_data_1[] = {
	{ .index = DT_BI_TCXO },
};

static const struct parent_map disp_cc_parent_map_2[] = {
	{ P_BI_TCXO, 0 },
	{ P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
};

static const struct clk_parent_data disp_cc_parent_data_2[] = {
	{ .index = DT_BI_TCXO },
	{ .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
};

static const struct parent_map disp_cc_parent_map_3[] = {
	{ P_BI_TCXO, 0 },
	{ P_DISP_CC_PLL0_OUT_MAIN, 1 },
	{ P_GPLL0_OUT_MAIN, 4 },
};

static const struct clk_parent_data disp_cc_parent_data_3[] = {
	{ .index = DT_BI_TCXO },
	{ .hw = &disp_cc_pll0.clkr.hw },
	{ .index = DT_GPLL0 },
};

static const struct parent_map disp_cc_parent_map_4[] = {
	{ P_BI_TCXO, 0 },
	{ P_GPLL0_OUT_MAIN, 4 },
};

static const struct clk_parent_data disp_cc_parent_data_4[] = {
	{ .index = DT_BI_TCXO },
	{ .index = DT_GPLL0 },
};

static const struct parent_map disp_cc_parent_map_5[] = {
	{ P_BI_TCXO, 0 },
	{ P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
	{ P_DSI1_PHY_PLL_OUT_DSICLK, 2 },
};

static const struct clk_parent_data disp_cc_parent_data_5[] = {
	{ .index = DT_BI_TCXO },
	{ .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
	{ .index = DT_DSI1_PHY_PLL_OUT_DSICLK },
};

static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
	F(19200000, P_BI_TCXO, 1, 0, 0),
	F(37500000, P_GPLL0_OUT_MAIN, 8, 0, 0),
	F(75000000, P_GPLL0_OUT_MAIN, 4, 0, 0),
	{ }
};

static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
	.cmd_rcgr = 0x2170,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_4,
	.freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_ahb_clk_src",
		.parent_data = disp_cc_parent_data_4,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
		.ops = &clk_rcg2_shared_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
	.cmd_rcgr = 0x20c0,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_2,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_byte0_clk_src",
		.parent_data = disp_cc_parent_data_2,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_byte2_ops,
	},
};

static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux1_clk_src[] = {
	F(19200000, P_BI_TCXO, 1, 0, 0),
	{ }
};

static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
	.cmd_rcgr = 0x2158,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_1,
	.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_clk_src,
	.clkr.hw.init = &(struct clk_init_data){
		.name = "disp_cc_mdss_dp_aux_clk_src",
		.parent_data = disp_cc_parent_data_1,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
		.ops = &clk_rcg2_shared_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
	.cmd_rcgr = 0x2110,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_0,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_dp_crypto_clk_src",
		.parent_data = disp_cc_parent_data_0,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
		.ops = &clk_byte2_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
	.cmd_rcgr = 0x20f4,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_0,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_dp_link_clk_src",
		.parent_data = disp_cc_parent_data_0,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_byte2_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_dp_pixel1_clk_src = {
	.cmd_rcgr = 0x2140,
	.mnd_width = 16,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_0,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_dp_pixel1_clk_src",
		.parent_data = disp_cc_parent_data_0,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_dp_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
	.cmd_rcgr = 0x2128,
	.mnd_width = 16,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_0,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_dp_pixel_clk_src",
		.parent_data = disp_cc_parent_data_0,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_dp_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
	.cmd_rcgr = 0x20dc,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_2,
	.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_clk_src,
	.clkr.hw.init = &(struct clk_init_data){
		.name = "disp_cc_mdss_esc0_clk_src",
		.parent_data = disp_cc_parent_data_2,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
		.ops = &clk_rcg2_ops,
	},
};

static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
	F(19200000, P_BI_TCXO, 1, 0, 0),
	F(192000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
	F(256000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
	F(307000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
	{ }
};

static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
	.cmd_rcgr = 0x2078,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_3,
	.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_mdp_clk_src",
		.parent_data = disp_cc_parent_data_3,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_rcg2_shared_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
	.cmd_rcgr = 0x2060,
	.mnd_width = 8,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_5,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_pclk0_clk_src",
		.parent_data = disp_cc_parent_data_5,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_pixel_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
	.cmd_rcgr = 0x2090,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_3,
	.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_rot_clk_src",
		.parent_data = disp_cc_parent_data_3,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_rcg2_shared_ops,
	},
};

static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
	.cmd_rcgr = 0x20a8,
	.mnd_width = 0,
	.hid_width = 5,
	.parent_map = disp_cc_parent_map_1,
	.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_clk_src,
	.clkr.hw.init = &(struct clk_init_data){
		.name = "disp_cc_mdss_vsync_clk_src",
		.parent_data = disp_cc_parent_data_1,
		.num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
		.ops = &clk_rcg2_shared_ops,
	},
};

static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
	.reg = 0x20d8,
	.shift = 0,
	.width = 2,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_byte0_div_clk_src",
		.parent_hws = (const struct clk_hw*[]) {
			&disp_cc_mdss_byte0_clk_src.clkr.hw,
		},
		.num_parents = 1,
		.ops = &clk_regmap_div_ro_ops,
	},
};

static struct clk_regmap_div disp_cc_mdss_dp_link_div_clk_src = {
	.reg = 0x210c,
	.shift = 0,
	.width = 2,
	.clkr.hw.init = &(const struct clk_init_data) {
		.name = "disp_cc_mdss_dp_link_div_clk_src",
		.parent_hws = (const struct clk_hw*[]) {
			&disp_cc_mdss_dp_link_clk_src.clkr.hw,
		},
		.num_parents = 1,
		.flags = CLK_SET_RATE_PARENT,
		.ops = &clk_regmap_div_ro_ops,
	},
};

static struct clk_branch disp_cc_mdss_ahb_clk = {
	.halt_reg = 0x2048,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2048,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_ahb_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_ahb_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_byte0_clk = {
	.halt_reg = 0x2024,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2024,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_byte0_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_byte0_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
	.halt_reg = 0x2028,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2028,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_byte0_intf_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_byte0_div_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_aux_clk = {
	.halt_reg = 0x2044,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2044,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_aux_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_aux_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_crypto_clk = {
	.halt_reg = 0x2038,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2038,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_crypto_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_crypto_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_link_clk = {
	.halt_reg = 0x2030,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2030,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_link_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_link_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
	.halt_reg = 0x2034,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2034,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_link_intf_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_link_div_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_pixel1_clk = {
	.halt_reg = 0x2040,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2040,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_pixel1_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_pixel1_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
	.halt_reg = 0x203c,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x203c,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_dp_pixel_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_dp_pixel_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_esc0_clk = {
	.halt_reg = 0x202c,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x202c,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_esc0_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_esc0_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_mdp_clk = {
	.halt_reg = 0x2008,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2008,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_mdp_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_mdp_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
	.halt_reg = 0x2018,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2018,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_mdp_lut_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_mdp_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
	.halt_reg = 0x4004,
	.halt_check = BRANCH_HALT_VOTED,
	.clkr = {
		.enable_reg = 0x4004,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_non_gdsc_ahb_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_ahb_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_pclk0_clk = {
	.halt_reg = 0x2004,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2004,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_pclk0_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_pclk0_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_rot_clk = {
	.halt_reg = 0x2010,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2010,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_rot_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_rot_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_rscc_ahb_clk = {
	.halt_reg = 0x400c,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x400c,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_rscc_ahb_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_ahb_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
	.halt_reg = 0x4008,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x4008,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_rscc_vsync_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_vsync_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct clk_branch disp_cc_mdss_vsync_clk = {
	.halt_reg = 0x2020,
	.halt_check = BRANCH_HALT,
	.clkr = {
		.enable_reg = 0x2020,
		.enable_mask = BIT(0),
		.hw.init = &(const struct clk_init_data) {
			.name = "disp_cc_mdss_vsync_clk",
			.parent_hws = (const struct clk_hw*[]) {
				&disp_cc_mdss_vsync_clk_src.clkr.hw,
			},
			.num_parents = 1,
			.flags = CLK_SET_RATE_PARENT,
			.ops = &clk_branch2_ops,
		},
	},
};

static struct gdsc mdss_core_gdsc = {
	.gdscr = 0x3000,
	.en_rest_wait_val = 0x2,
	.en_few_wait_val = 0x2,
	.clk_dis_wait_val = 0xf,
	.pd = {
		.name = "mdss_core_gdsc",
	},
	.pwrsts = PWRSTS_OFF_ON,
	.flags = HW_CTRL | POLL_CFG_GDSCR,
};

static struct clk_regmap *disp_cc_qcs615_clocks[] = {
	[DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
	[DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr,
	[DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
	[DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
	[DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr,
	[DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
	[DISP_CC_MDSS_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr,
	[DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr,
	[DISP_CC_MDSS_DP_CRYPTO_CLK] = &disp_cc_mdss_dp_crypto_clk.clkr,
	[DISP_CC_MDSS_DP_CRYPTO_CLK_SRC] = &disp_cc_mdss_dp_crypto_clk_src.clkr,
	[DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr,
	[DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr,
	[DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dp_link_div_clk_src.clkr,
	[DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.clkr,
	[DISP_CC_MDSS_DP_PIXEL1_CLK] = &disp_cc_mdss_dp_pixel1_clk.clkr,
	[DISP_CC_MDSS_DP_PIXEL1_CLK_SRC] = &disp_cc_mdss_dp_pixel1_clk_src.clkr,
	[DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr,
	[DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr,
	[DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
	[DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
	[DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
	[DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
	[DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
	[DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr,
	[DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
	[DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
	[DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr,
	[DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr,
	[DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr,
	[DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
	[DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
	[DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
	[DISP_CC_PLL0] = &disp_cc_pll0.clkr,
};

static struct gdsc *disp_cc_qcs615_gdscs[] = {
	[MDSS_CORE_GDSC] = &mdss_core_gdsc,
};

static struct clk_alpha_pll *disp_cc_qcs615_plls[] = {
	&disp_cc_pll0,
};

static u32 disp_cc_qcs615_critical_cbcrs[] = {
	0x6054, /* DISP_CC_XO_CLK */
};

static const struct regmap_config disp_cc_qcs615_regmap_config = {
	.reg_bits = 32,
	.reg_stride = 4,
	.val_bits = 32,
	.max_register = 0x10000,
	.fast_io = true,
};

static struct qcom_cc_driver_data disp_cc_qcs615_driver_data = {
	.alpha_plls = disp_cc_qcs615_plls,
	.num_alpha_plls = ARRAY_SIZE(disp_cc_qcs615_plls),
	.clk_cbcrs = disp_cc_qcs615_critical_cbcrs,
	.num_clk_cbcrs = ARRAY_SIZE(disp_cc_qcs615_critical_cbcrs),
};

static const struct qcom_cc_desc disp_cc_qcs615_desc = {
	.config = &disp_cc_qcs615_regmap_config,
	.clks = disp_cc_qcs615_clocks,
	.num_clks = ARRAY_SIZE(disp_cc_qcs615_clocks),
	.gdscs = disp_cc_qcs615_gdscs,
	.num_gdscs = ARRAY_SIZE(disp_cc_qcs615_gdscs),
	.driver_data = &disp_cc_qcs615_driver_data,
};

static const struct of_device_id disp_cc_qcs615_match_table[] = {
	{ .compatible = "qcom,qcs615-dispcc" },
	{ }
};
MODULE_DEVICE_TABLE(of, disp_cc_qcs615_match_table);

static int disp_cc_qcs615_probe(struct platform_device *pdev)
{
	return qcom_cc_probe(pdev, &disp_cc_qcs615_desc);
}

static struct platform_driver disp_cc_qcs615_driver = {
	.probe = disp_cc_qcs615_probe,
	.driver = {
		.name = "dispcc-qcs615",
		.of_match_table = disp_cc_qcs615_match_table,
	},
};

module_platform_driver(disp_cc_qcs615_driver);

MODULE_DESCRIPTION("QTI DISPCC QCS615 Driver");
MODULE_LICENSE("GPL");