| /* |
| * Copyright (c) 2019, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * 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. |
| */ |
| |
| #define pr_fmt(fmt) "clk: %s: " fmt, __func__ |
| |
| #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.h> |
| #include <linux/clk-provider.h> |
| #include <linux/regmap.h> |
| |
| #include <dt-bindings/clock/qcom,dispcc-trinket.h> |
| |
| #include "common.h" |
| #include "clk-regmap.h" |
| #include "clk-rcg.h" |
| #include "clk-branch.h" |
| #include "clk-alpha-pll.h" |
| #include "vdd-level-trinket.h" |
| |
| #define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) } |
| |
| static DEFINE_VDD_REGULATORS(vdd_cx, VDD_NUM, 1, vdd_corner); |
| |
| enum { |
| P_BI_TCXO, |
| P_CHIP_SLEEP_CLK, |
| P_CORE_BI_PLL_TEST_SE, |
| 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 parent_map disp_cc_parent_map_0[] = { |
| { P_BI_TCXO, 0 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_0[] = { |
| "bi_tcxo", |
| "core_bi_pll_test_se", |
| }; |
| |
| static const struct parent_map disp_cc_parent_map_1[] = { |
| { P_BI_TCXO, 0 }, |
| { P_DP_PHY_PLL_LINK_CLK, 1 }, |
| { P_DP_PHY_PLL_VCO_DIV_CLK, 2 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_1[] = { |
| "bi_tcxo", |
| "dp_phy_pll_link_clk", |
| "dp_phy_pll_vco_div_clk", |
| "core_bi_pll_test_se", |
| }; |
| |
| static const struct parent_map disp_cc_parent_map_2[] = { |
| { P_BI_TCXO, 0 }, |
| { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_2[] = { |
| "bi_tcxo", |
| "dsi0_phy_pll_out_byteclk", |
| "core_bi_pll_test_se", |
| }; |
| |
| 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 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_3[] = { |
| "bi_tcxo", |
| "disp_cc_pll0_out_main", |
| "gcc_disp_gpll0_div_clk_src", |
| "core_bi_pll_test_se", |
| }; |
| |
| static const struct parent_map disp_cc_parent_map_4[] = { |
| { P_BI_TCXO, 0 }, |
| { P_GPLL0_OUT_MAIN, 4 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_4[] = { |
| "bi_tcxo", |
| "gcc_disp_gpll0_div_clk_src", |
| "core_bi_pll_test_se", |
| }; |
| |
| 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 }, |
| { P_CORE_BI_PLL_TEST_SE, 7 }, |
| }; |
| |
| static const char * const disp_cc_parent_names_5[] = { |
| "bi_tcxo", |
| "dsi0_phy_pll_out_dsiclk", |
| "dsi1_phy_pll_out_dsiclk", |
| "core_bi_pll_test_se", |
| }; |
| |
| static struct pll_vco disp_cc_pll_vco[] = { |
| { 500000000, 1000000000, 2 }, |
| }; |
| |
| /* 768MHz configuration */ |
| static const struct alpha_pll_config disp_cc_pll0_config = { |
| .l = 0x28, |
| .vco_val = 0x2 << 20, |
| .vco_mask = 0x3 << 20, |
| .main_output_mask = BIT(0), |
| .config_ctl_val = 0x4001055b, |
| .test_ctl_hi_mask = 0x1, |
| }; |
| |
| static struct clk_alpha_pll disp_cc_pll0_out_main = { |
| .offset = 0x0, |
| .vco_table = disp_cc_pll_vco, |
| .num_vco = ARRAY_SIZE(disp_cc_pll_vco), |
| .flags = SUPPORTS_DYNAMIC_UPDATE, |
| .clkr = { |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_pll0_out_main", |
| .parent_names = (const char *[]){ "bi_tcxo" }, |
| .num_parents = 1, |
| .ops = &clk_alpha_pll_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_MIN] = 1000000000, |
| [VDD_NOMINAL] = 2000000000}, |
| }, |
| }, |
| }; |
| |
| 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, 16, 0, 0), |
| F(75000000, P_GPLL0_OUT_MAIN, 8, 0, 0), |
| { } |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = { |
| .cmd_rcgr = 0x2154, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_4, |
| .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src, |
| .enable_safe_config = true, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_ahb_clk_src", |
| .parent_names = disp_cc_parent_names_4, |
| .num_parents = 3, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 19200000, |
| [VDD_LOW] = 37500000, |
| [VDD_NOMINAL] = 75000000}, |
| }, |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = { |
| .cmd_rcgr = 0x20bc, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_2, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_byte0_clk_src", |
| .parent_names = disp_cc_parent_names_2, |
| .num_parents = 3, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .ops = &clk_byte2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 164000000, |
| [VDD_LOW] = 187500000}, |
| }, |
| }; |
| |
| 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 = 0x213c, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_0, |
| .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_names = disp_cc_parent_names_0, |
| .num_parents = 2, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 19200000}, |
| }, |
| }; |
| |
| static const struct freq_tbl ftbl_disp_cc_mdss_dp_crypto_clk_src[] = { |
| F( 180000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0), |
| F( 360000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0), |
| { } |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = { |
| .cmd_rcgr = 0x210c, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_1, |
| .freq_tbl = ftbl_disp_cc_mdss_dp_crypto_clk_src, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_crypto_clk_src", |
| .parent_names = disp_cc_parent_names_1, |
| .num_parents = 4, |
| .flags = CLK_GET_RATE_NOCACHE, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 180000, |
| [VDD_LOW_L1] = 360000}, |
| }, |
| }; |
| |
| static const struct freq_tbl ftbl_disp_cc_mdss_dp_link_clk_src[] = { |
| F( 162000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), |
| F( 270000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), |
| F( 540000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), |
| { } |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = { |
| .cmd_rcgr = 0x20f0, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_1, |
| .freq_tbl = ftbl_disp_cc_mdss_dp_link_clk_src, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_link_clk_src", |
| .parent_names = disp_cc_parent_names_1, |
| .num_parents = 4, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 270000, |
| [VDD_LOW_L1] = 540000}, |
| }, |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = { |
| .cmd_rcgr = 0x2124, |
| .mnd_width = 16, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_1, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_pixel_clk_src", |
| .parent_names = disp_cc_parent_names_1, |
| .num_parents = 4, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .ops = &clk_dp_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 337500}, |
| }, |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = { |
| .cmd_rcgr = 0x20d8, |
| .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_names = disp_cc_parent_names_2, |
| .num_parents = 3, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 19200000}, |
| }, |
| }; |
| |
| 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, 4, 0, 0), |
| F(256000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), |
| F(307200000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0), |
| F(384000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0), |
| F(400000000, P_GPLL0_OUT_MAIN, 1.5, 0, 0), |
| { } |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = { |
| .cmd_rcgr = 0x2074, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_3, |
| .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src, |
| .enable_safe_config = true, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_mdp_clk_src", |
| .parent_names = disp_cc_parent_names_3, |
| .num_parents = 4, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 192000000, |
| [VDD_LOW] = 256000000, |
| [VDD_LOW_L1] = 307200000, |
| [VDD_NOMINAL] = 384000000, |
| [VDD_HIGH] = 400000000}, |
| }, |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = { |
| .cmd_rcgr = 0x205c, |
| .mnd_width = 8, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_5, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_pclk0_clk_src", |
| .parent_names = disp_cc_parent_names_5, |
| .num_parents = 4, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .ops = &clk_pixel_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 183310056, |
| [VDD_LOW] = 250000000}, |
| }, |
| }; |
| |
| static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = { |
| F(19200000, P_BI_TCXO, 1, 0, 0), |
| F(192000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0), |
| F(256000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), |
| F(307200000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0), |
| { } |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_rot_clk_src = { |
| .cmd_rcgr = 0x208c, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_3, |
| .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src, |
| .enable_safe_config = true, |
| .clkr.hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_rot_clk_src", |
| .parent_names = disp_cc_parent_names_3, |
| .num_parents = 4, |
| .flags = CLK_SET_RATE_PARENT, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 192000000, |
| [VDD_LOW] = 256000000, |
| [VDD_LOW_L1] = 307200000}, |
| }, |
| }; |
| |
| static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = { |
| .cmd_rcgr = 0x20a4, |
| .mnd_width = 0, |
| .hid_width = 5, |
| .parent_map = disp_cc_parent_map_0, |
| .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_names = disp_cc_parent_names_0, |
| .num_parents = 2, |
| .ops = &clk_rcg2_ops, |
| .vdd_class = &vdd_cx, |
| .num_rate_max = VDD_NUM, |
| .rate_max = (unsigned long[VDD_NUM]) { |
| [VDD_LOWER] = 19200000}, |
| }, |
| }; |
| |
| static struct clk_branch disp_cc_mdss_ahb_clk = { |
| .halt_reg = 0x2044, |
| .halt_check = BRANCH_HALT, |
| .clkr = { |
| .enable_reg = 0x2044, |
| .enable_mask = BIT(0), |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_ahb_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_ahb_clk_src", |
| }, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_byte0_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_byte0_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_byte0_intf_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_byte0_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_GET_RATE_NOCACHE, |
| .ops = &clk_branch2_ops, |
| }, |
| }, |
| }; |
| |
| static struct clk_branch disp_cc_mdss_dp_aux_clk = { |
| .halt_reg = 0x2040, |
| .halt_check = BRANCH_HALT, |
| .clkr = { |
| .enable_reg = 0x2040, |
| .enable_mask = BIT(0), |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_aux_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_dp_aux_clk_src", |
| }, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_crypto_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_dp_crypto_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_link_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_dp_link_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_link_intf_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_dp_link_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_dp_pixel_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_dp_pixel_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_esc0_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_esc0_clk_src", |
| }, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_mdp_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_mdp_clk_src", |
| }, |
| .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_VOTED, |
| .clkr = { |
| .enable_reg = 0x2018, |
| .enable_mask = BIT(0), |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_mdp_lut_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_mdp_clk_src", |
| }, |
| .num_parents = 1, |
| .ops = &clk_branch2_ops, |
| }, |
| }, |
| }; |
| |
| static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = { |
| .halt_reg = 0x4004, |
| .halt_check = BRANCH_VOTED, |
| .clkr = { |
| .enable_reg = 0x4004, |
| .enable_mask = BIT(0), |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_non_gdsc_ahb_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_ahb_clk_src", |
| }, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_pclk0_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_pclk0_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_rot_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_rot_clk_src", |
| }, |
| .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 = &(struct clk_init_data){ |
| .name = "disp_cc_mdss_vsync_clk", |
| .parent_names = (const char *[]){ |
| "disp_cc_mdss_vsync_clk_src", |
| }, |
| .num_parents = 1, |
| .flags = CLK_SET_RATE_PARENT, |
| .ops = &clk_branch2_ops, |
| }, |
| }, |
| }; |
| |
| static struct clk_branch disp_cc_xo_clk = { |
| .halt_reg = 0x604c, |
| .halt_check = BRANCH_HALT, |
| .clkr = { |
| .enable_reg = 0x604c, |
| .enable_mask = BIT(0), |
| .hw.init = &(struct clk_init_data){ |
| .name = "disp_cc_xo_clk", |
| .flags = CLK_IS_CRITICAL, |
| .ops = &clk_branch2_ops, |
| }, |
| }, |
| }; |
| |
| static struct clk_regmap *disp_cc_trinket_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_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_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.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_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr, |
| [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr, |
| [DISP_CC_PLL0_OUT_MAIN] = &disp_cc_pll0_out_main.clkr, |
| [DISP_CC_XO_CLK] = &disp_cc_xo_clk.clkr, |
| }; |
| |
| static const struct regmap_config disp_cc_trinket_regmap_config = { |
| .reg_bits = 32, |
| .reg_stride = 4, |
| .val_bits = 32, |
| .max_register = 0x10000, |
| .fast_io = true, |
| }; |
| |
| static const struct qcom_cc_desc disp_cc_trinket_desc = { |
| .config = &disp_cc_trinket_regmap_config, |
| .clks = disp_cc_trinket_clocks, |
| .num_clks = ARRAY_SIZE(disp_cc_trinket_clocks), |
| }; |
| |
| static const struct of_device_id disp_cc_trinket_match_table[] = { |
| { .compatible = "qcom,dispcc-trinket" }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, disp_cc_trinket_match_table); |
| |
| static int disp_cc_trinket_probe(struct platform_device *pdev) |
| { |
| struct regmap *regmap; |
| struct clk *clk; |
| int ret; |
| |
| vdd_cx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_cx"); |
| if (IS_ERR(vdd_cx.regulator[0])) { |
| if (!(PTR_ERR(vdd_cx.regulator[0]) == -EPROBE_DEFER)) |
| dev_err(&pdev->dev, "Unable to get vdd_cx regulator\n"); |
| return PTR_ERR(vdd_cx.regulator[0]); |
| } |
| |
| clk = devm_clk_get(&pdev->dev, "cfg_ahb_clk"); |
| if (IS_ERR(clk)) { |
| if (PTR_ERR(clk) != -EPROBE_DEFER) |
| dev_err(&pdev->dev, "Unable to get ahb clock handle\n"); |
| return PTR_ERR(clk); |
| } |
| devm_clk_put(&pdev->dev, clk); |
| |
| regmap = qcom_cc_map(pdev, &disp_cc_trinket_desc); |
| if (IS_ERR(regmap)) { |
| pr_err("Failed to map the disp_cc registers\n"); |
| return PTR_ERR(regmap); |
| } |
| |
| clk_alpha_pll_configure(&disp_cc_pll0_out_main, regmap, |
| &disp_cc_pll0_config); |
| |
| ret = qcom_cc_really_probe(pdev, &disp_cc_trinket_desc, regmap); |
| if (ret) { |
| dev_err(&pdev->dev, "Failed to register Display CC clocks\n"); |
| return ret; |
| } |
| |
| dev_info(&pdev->dev, "Registered Display CC clocks\n"); |
| |
| return ret; |
| } |
| |
| static struct platform_driver disp_cc_trinket_driver = { |
| .probe = disp_cc_trinket_probe, |
| .driver = { |
| .name = "disp_cc-trinket", |
| .of_match_table = disp_cc_trinket_match_table, |
| }, |
| }; |
| |
| static int __init disp_cc_trinket_init(void) |
| { |
| return platform_driver_register(&disp_cc_trinket_driver); |
| } |
| subsys_initcall(disp_cc_trinket_init); |
| |
| static void __exit disp_cc_trinket_exit(void) |
| { |
| platform_driver_unregister(&disp_cc_trinket_driver); |
| } |
| module_exit(disp_cc_trinket_exit); |
| |
| MODULE_DESCRIPTION("QTI DISP_CC trinket Driver"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:disp_cc-trinket"); |