root/drivers/clk/qcom/dispcc-sm4450.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/platform_device.h>
#include <linux/regmap.h>

#include <dt-bindings/clock/qcom,sm4450-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 "common.h"
#include "gdsc.h"
#include "reset.h"

enum {
        DT_BI_TCXO,
        DT_BI_TCXO_AO,
        DT_AHB_CLK,
        DT_SLEEP_CLK,

        DT_DSI0_PHY_PLL_OUT_BYTECLK,
        DT_DSI0_PHY_PLL_OUT_DSICLK,
};

enum {
        P_BI_TCXO,
        P_DISP_CC_PLL0_OUT_MAIN,
        P_DISP_CC_PLL1_OUT_EVEN,
        P_DISP_CC_PLL1_OUT_MAIN,
        P_DSI0_PHY_PLL_OUT_BYTECLK,
        P_DSI0_PHY_PLL_OUT_DSICLK,
        P_SLEEP_CLK,
};

static const struct pll_vco lucid_evo_vco[] = {
        { 249600000, 2020000000, 0 },
};

/* 600.0 MHz Configuration */
static const struct alpha_pll_config disp_cc_pll0_config = {
        .l = 0x1f,
        .alpha = 0x4000,
        .config_ctl_val = 0x20485699,
        .config_ctl_hi_val = 0x00182261,
        .config_ctl_hi1_val = 0x32aa299c,
        .user_ctl_val = 0x00000000,
        .user_ctl_hi_val = 0x00000805,
};

static struct clk_alpha_pll disp_cc_pll0 = {
        .offset = 0x0,
        .vco_table = lucid_evo_vco,
        .num_vco = ARRAY_SIZE(lucid_evo_vco),
        .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO],
        .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_lucid_evo_ops,
                },
        },
};

static struct clk_alpha_pll disp_cc_pll1 = {
        .offset = 0x1000,
        .vco_table = lucid_evo_vco,
        .num_vco = ARRAY_SIZE(lucid_evo_vco),
        .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO],
        .clkr = {
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_pll1",
                        .parent_data = &(const struct clk_parent_data) {
                                .index = DT_BI_TCXO,
                        },
                        .num_parents = 1,
                        .ops = &clk_alpha_pll_lucid_evo_ops,
                },
        },
};

static const struct parent_map disp_cc_parent_map_0[] = {
        { P_BI_TCXO, 0 },
        { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
        { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
};

static const struct clk_parent_data disp_cc_parent_data_0[] = {
        { .index = DT_BI_TCXO },
        { .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
        { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
};

static const struct parent_map disp_cc_parent_map_1[] = {
        { P_BI_TCXO, 0 },
        { P_DISP_CC_PLL0_OUT_MAIN, 1 },
        { P_DISP_CC_PLL1_OUT_MAIN, 4 },
        { P_DISP_CC_PLL1_OUT_EVEN, 6 },
};

static const struct clk_parent_data disp_cc_parent_data_1[] = {
        { .index = DT_BI_TCXO },
        { .hw = &disp_cc_pll0.clkr.hw },
        { .hw = &disp_cc_pll1.clkr.hw },
        { .hw = &disp_cc_pll1.clkr.hw },
};

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

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

static const struct clk_parent_data disp_cc_parent_data_2_ao[] = {
        { .index = DT_BI_TCXO_AO },
};

static const struct parent_map disp_cc_parent_map_3[] = {
        { P_BI_TCXO, 0 },
        { P_DISP_CC_PLL1_OUT_MAIN, 4 },
        { P_DISP_CC_PLL1_OUT_EVEN, 6 },
};

static const struct clk_parent_data disp_cc_parent_data_3[] = {
        { .index = DT_BI_TCXO },
        { .hw = &disp_cc_pll1.clkr.hw },
        { .hw = &disp_cc_pll1.clkr.hw },
};

static const struct parent_map disp_cc_parent_map_4[] = {
        { P_BI_TCXO, 0 },
        { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
};

static const struct clk_parent_data disp_cc_parent_data_4[] = {
        { .index = DT_BI_TCXO },
        { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
};

static const struct parent_map disp_cc_parent_map_5[] = {
        { P_SLEEP_CLK, 0 },
};

static const struct clk_parent_data disp_cc_parent_data_5[] = {
        { .index = DT_SLEEP_CLK },
};

static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
        F(19200000, P_BI_TCXO, 1, 0, 0),
        F(37500000, P_DISP_CC_PLL1_OUT_MAIN, 16, 0, 0),
        F(75000000, P_DISP_CC_PLL1_OUT_MAIN, 8, 0, 0),
        { }
};

static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
        .cmd_rcgr = 0x82a4,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_3,
        .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_3,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
                .flags = CLK_SET_RATE_PARENT,
                .ops = &clk_rcg2_shared_ops,
        },
};

static const struct freq_tbl ftbl_disp_cc_mdss_byte0_clk_src[] = {
        F(19200000, P_BI_TCXO, 1, 0, 0),
        { }
};

static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
        .cmd_rcgr = 0x80f8,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_0,
        .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_mdss_byte0_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_esc0_clk_src = {
        .cmd_rcgr = 0x8114,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_4,
        .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_mdss_esc0_clk_src",
                .parent_data = disp_cc_parent_data_4,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
                .flags = CLK_SET_RATE_PARENT,
                .ops = &clk_rcg2_shared_ops,
        },
};

static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
        F(200000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
        F(325000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
        F(380000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
        F(506000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
        F(608000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
        { }
};

static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
        .cmd_rcgr = 0x80b0,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_1,
        .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_1,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
                .flags = CLK_SET_RATE_PARENT,
                .ops = &clk_rcg2_shared_ops,
        },
};

static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
        .cmd_rcgr = 0x8098,
        .mnd_width = 8,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_0,
        .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_mdss_pclk0_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_pixel_ops,
        },
};

static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = {
        F(200000000, P_DISP_CC_PLL1_OUT_MAIN, 3, 0, 0),
        F(300000000, P_DISP_CC_PLL1_OUT_MAIN, 2, 0, 0),
        { }
};

static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
        .cmd_rcgr = 0x80c8,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_1,
        .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_mdss_rot_clk_src",
                .parent_data = disp_cc_parent_data_1,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
                .flags = CLK_SET_RATE_PARENT,
                .ops = &clk_rcg2_shared_ops,
        },
};

static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
        .cmd_rcgr = 0x80e0,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_2,
        .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_mdss_vsync_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_rcg2_shared_ops,
        },
};

static const struct freq_tbl ftbl_disp_cc_sleep_clk_src[] = {
        F(32000, P_SLEEP_CLK, 1, 0, 0),
        { }
};

static struct clk_rcg2 disp_cc_sleep_clk_src = {
        .cmd_rcgr = 0xe058,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_5,
        .freq_tbl = ftbl_disp_cc_sleep_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_sleep_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_rcg2_shared_ops,
        },
};

static struct clk_rcg2 disp_cc_xo_clk_src = {
        .cmd_rcgr = 0xe03c,
        .mnd_width = 0,
        .hid_width = 5,
        .parent_map = disp_cc_parent_map_2,
        .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
        .clkr.hw.init = &(const struct clk_init_data) {
                .name = "disp_cc_xo_clk_src",
                .parent_data = disp_cc_parent_data_2_ao,
                .num_parents = ARRAY_SIZE(disp_cc_parent_data_2_ao),
                .flags = CLK_SET_RATE_PARENT,
                .ops = &clk_rcg2_shared_ops,
        },
};

static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
        .reg = 0x8110,
        .shift = 0,
        .width = 4,
        .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_ops,
        },
};

static struct clk_branch disp_cc_mdss_ahb1_clk = {
        .halt_reg = 0xa020,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xa020,
                .enable_mask = BIT(0),
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_mdss_ahb1_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_ahb_clk = {
        .halt_reg = 0x8094,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8094,
                .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 = 0x8024,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8024,
                .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 = 0x8028,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8028,
                .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_esc0_clk = {
        .halt_reg = 0x802c,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x802c,
                .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_mdp1_clk = {
        .halt_reg = 0xa004,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xa004,
                .enable_mask = BIT(0),
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_mdss_mdp1_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_clk = {
        .halt_reg = 0x8008,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8008,
                .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_lut1_clk = {
        .halt_reg = 0xa014,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xa014,
                .enable_mask = BIT(0),
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_mdss_mdp_lut1_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 = 0x8018,
        .halt_check = BRANCH_HALT_VOTED,
        .clkr = {
                .enable_reg = 0x8018,
                .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 = 0xc004,
        .halt_check = BRANCH_HALT_VOTED,
        .clkr = {
                .enable_reg = 0xc004,
                .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 = 0x8004,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8004,
                .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_rot1_clk = {
        .halt_reg = 0xa00c,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xa00c,
                .enable_mask = BIT(0),
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_mdss_rot1_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_rot_clk = {
        .halt_reg = 0x8010,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8010,
                .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 = 0xc00c,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xc00c,
                .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 = 0xc008,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xc008,
                .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_vsync1_clk = {
        .halt_reg = 0xa01c,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0xa01c,
                .enable_mask = BIT(0),
                .hw.init = &(const struct clk_init_data) {
                        .name = "disp_cc_mdss_vsync1_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 = 0x8020,
        .halt_check = BRANCH_HALT,
        .clkr = {
                .enable_reg = 0x8020,
                .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 disp_cc_mdss_core_gdsc = {
        .gdscr = 0x9000,
        .en_rest_wait_val = 0x2,
        .en_few_wait_val = 0x2,
        .clk_dis_wait_val = 0xf,
        .pd = {
                .name = "disp_cc_mdss_core_gdsc",
        },
        .pwrsts = PWRSTS_OFF_ON,
        .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};

static struct gdsc disp_cc_mdss_core_int2_gdsc = {
        .gdscr = 0xb000,
        .en_rest_wait_val = 0x2,
        .en_few_wait_val = 0x2,
        .clk_dis_wait_val = 0xf,
        .pd = {
                .name = "disp_cc_mdss_core_int2_gdsc",
        },
        .pwrsts = PWRSTS_OFF_ON,
        .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
};

static struct clk_regmap *disp_cc_sm4450_clocks[] = {
        [DISP_CC_MDSS_AHB1_CLK] = &disp_cc_mdss_ahb1_clk.clkr,
        [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_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
        [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
        [DISP_CC_MDSS_MDP1_CLK] = &disp_cc_mdss_mdp1_clk.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_LUT1_CLK] = &disp_cc_mdss_mdp_lut1_clk.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_ROT1_CLK] = &disp_cc_mdss_rot1_clk.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_VSYNC1_CLK] = &disp_cc_mdss_vsync1_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,
        [DISP_CC_PLL1] = &disp_cc_pll1.clkr,
        [DISP_CC_SLEEP_CLK_SRC] = &disp_cc_sleep_clk_src.clkr,
        [DISP_CC_XO_CLK_SRC] = &disp_cc_xo_clk_src.clkr,
};

static struct gdsc *disp_cc_sm4450_gdscs[] = {
        [DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
        [DISP_CC_MDSS_CORE_INT2_GDSC] = &disp_cc_mdss_core_int2_gdsc,
};

static const struct qcom_reset_map disp_cc_sm4450_resets[] = {
        [DISP_CC_MDSS_CORE_BCR] = { 0x8000 },
        [DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 },
        [DISP_CC_MDSS_RSCC_BCR] = { 0xc000 },
};

static const struct regmap_config disp_cc_sm4450_regmap_config = {
        .reg_bits = 32,
        .reg_stride = 4,
        .val_bits = 32,
        .max_register = 0x11008,
        .fast_io = true,
};

static const struct qcom_cc_desc disp_cc_sm4450_desc = {
        .config = &disp_cc_sm4450_regmap_config,
        .clks = disp_cc_sm4450_clocks,
        .num_clks = ARRAY_SIZE(disp_cc_sm4450_clocks),
        .resets = disp_cc_sm4450_resets,
        .num_resets = ARRAY_SIZE(disp_cc_sm4450_resets),
        .gdscs = disp_cc_sm4450_gdscs,
        .num_gdscs = ARRAY_SIZE(disp_cc_sm4450_gdscs),
};

static const struct of_device_id disp_cc_sm4450_match_table[] = {
        { .compatible = "qcom,sm4450-dispcc" },
        { }
};
MODULE_DEVICE_TABLE(of, disp_cc_sm4450_match_table);

static int disp_cc_sm4450_probe(struct platform_device *pdev)
{
        struct regmap *regmap;

        regmap = qcom_cc_map(pdev, &disp_cc_sm4450_desc);
        if (IS_ERR(regmap))
                return PTR_ERR(regmap);

        clk_lucid_evo_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
        clk_lucid_evo_pll_configure(&disp_cc_pll1, regmap, &disp_cc_pll0_config);

        /* Keep some clocks always enabled */
        qcom_branch_set_clk_en(regmap, 0xe070); /* DISP_CC_SLEEP_CLK */
        qcom_branch_set_clk_en(regmap, 0xe054); /* DISP_CC_XO_CLK */

        return qcom_cc_really_probe(&pdev->dev, &disp_cc_sm4450_desc, regmap);
}

static struct platform_driver disp_cc_sm4450_driver = {
        .probe = disp_cc_sm4450_probe,
        .driver = {
                .name = "dispcc-sm4450",
                .of_match_table = disp_cc_sm4450_match_table,
        },
};

module_platform_driver(disp_cc_sm4450_driver);

MODULE_DESCRIPTION("QTI DISPCC SM4450 Driver");
MODULE_LICENSE("GPL");