Loading drivers/clk/qcom/Kconfig +8 −0 Original line number Diff line number Diff line Loading @@ -433,3 +433,11 @@ config SM_DISPCC_BENGAL BENGAL devices. Say Y if you want to support display devices and functionality such as splash screen. config SM_DEBUGCC_BENGAL tristate "BENGAL Debug Clock Controller" select SM_GCC_BENGAL help Support for the debug clock controller on Qualcomm Technologies, Inc BENGAL devices. Say Y if you want to support the clock measurement functionality. drivers/clk/qcom/Makefile +1 −0 Original line number Diff line number Diff line Loading @@ -53,6 +53,7 @@ obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o obj-$(CONFIG_SM_CAMCC_LITO) += camcc-lito.o obj-$(CONFIG_SM_DEBUGCC_BENGAL) += debugcc-bengal.o obj-$(CONFIG_SM_DEBUGCC_LITO) += debugcc-lito.o obj-$(CONFIG_SM_DISPCC_BENGAL) += dispcc-bengal.o obj-$(CONFIG_SM_DISPCC_LITO) += dispcc-lito.o Loading drivers/clk/qcom/debugcc-bengal.c 0 → 100644 +535 −0 Original line number Diff line number Diff line // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2019, The Linux Foundation. All rights reserved. */ #define pr_fmt(fmt) "clk: %s: " fmt, __func__ #include <linux/err.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 <linux/mfd/syscon.h> #include "clk-debug.h" #include "common.h" static struct measure_clk_data debug_mux_priv = { .ctl_reg = 0x62038, .status_reg = 0x6203C, .xo_div4_cbcr = 0x28008, }; static const char *const cpu_cc_debug_mux_parent_names[] = { "perfcl_clk", "pwrcl_clk", }; static int cpu_cc_debug_mux_sels[] = { 0x25, /* perfcl_clk */ 0x21, /* pwrcl_clk */ }; static int apss_cc_debug_mux_pre_divs[] = { 0x8, /* perfcl_clk */ 0x4, /* pwrcl_clk */ }; static struct clk_debug_mux cpu_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x0, .post_div_offset = 0x0, .cbcr_offset = U32_MAX, .src_sel_mask = 0x3FF, .src_sel_shift = 8, .post_div_mask = 0xF, .post_div_shift = 28, .post_div_val = 1, .mux_sels = cpu_cc_debug_mux_sels, .pre_div_vals = apss_cc_debug_mux_pre_divs, .hw.init = &(struct clk_init_data){ .name = "cpu_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = cpu_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(cpu_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const disp_cc_debug_mux_parent_names[] = { "disp_cc_mdss_ahb_clk", "disp_cc_mdss_byte0_clk", "disp_cc_mdss_byte0_intf_clk", "disp_cc_mdss_esc0_clk", "disp_cc_mdss_mdp_clk", "disp_cc_mdss_mdp_lut_clk", "disp_cc_mdss_non_gdsc_ahb_clk", "disp_cc_mdss_pclk0_clk", "disp_cc_mdss_rot_clk", "disp_cc_mdss_vsync_clk", "disp_cc_sleep_clk", "disp_cc_xo_clk", }; static int disp_cc_debug_mux_sels[] = { 0x1A, /* disp_cc_mdss_ahb_clk */ 0x12, /* disp_cc_mdss_byte0_clk */ 0x13, /* disp_cc_mdss_byte0_intf_clk */ 0x14, /* disp_cc_mdss_esc0_clk */ 0xE, /* disp_cc_mdss_mdp_clk */ 0x10, /* disp_cc_mdss_mdp_lut_clk */ 0x1B, /* disp_cc_mdss_non_gdsc_ahb_clk */ 0xD, /* disp_cc_mdss_pclk0_clk */ 0xF, /* disp_cc_mdss_rot_clk */ 0x11, /* disp_cc_mdss_vsync_clk */ 0x24, /* disp_cc_sleep_clk */ 0x23, /* disp_cc_xo_clk */ }; static struct clk_debug_mux disp_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x7000, .post_div_offset = 0x5008, .cbcr_offset = 0x500C, .src_sel_mask = 0xFF, .src_sel_shift = 0, .post_div_mask = 0x3, .post_div_shift = 0, .post_div_val = 4, .mux_sels = disp_cc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "disp_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = disp_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(disp_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const gcc_debug_mux_parent_names[] = { "cpu_cc_debug_mux", "disp_cc_debug_mux", "gcc_ahb2phy_csi_clk", "gcc_ahb2phy_usb_clk", "gcc_apc_vs_clk", "gcc_bimc_gpu_axi_clk", "gcc_boot_rom_ahb_clk", "gcc_cam_throttle_nrt_clk", "gcc_cam_throttle_rt_clk", "gcc_camera_ahb_clk", "gcc_camera_xo_clk", "gcc_camss_axi_clk", "gcc_camss_camnoc_atb_clk", "gcc_camss_camnoc_nts_xo_clk", "gcc_camss_cci_0_clk", "gcc_camss_cphy_0_clk", "gcc_camss_cphy_1_clk", "gcc_camss_cphy_2_clk", "gcc_camss_csi0phytimer_clk", "gcc_camss_csi1phytimer_clk", "gcc_camss_csi2phytimer_clk", "gcc_camss_mclk0_clk", "gcc_camss_mclk1_clk", "gcc_camss_mclk2_clk", "gcc_camss_mclk3_clk", "gcc_camss_nrt_axi_clk", "gcc_camss_ope_ahb_clk", "gcc_camss_ope_clk", "gcc_camss_rt_axi_clk", "gcc_camss_tfe_0_clk", "gcc_camss_tfe_0_cphy_rx_clk", "gcc_camss_tfe_0_csid_clk", "gcc_camss_tfe_1_clk", "gcc_camss_tfe_1_cphy_rx_clk", "gcc_camss_tfe_1_csid_clk", "gcc_camss_tfe_2_clk", "gcc_camss_tfe_2_cphy_rx_clk", "gcc_camss_tfe_2_csid_clk", "gcc_camss_top_ahb_clk", "gcc_cfg_noc_usb3_prim_axi_clk", "gcc_cpuss_ahb_clk", "gcc_cpuss_gnoc_clk", "gcc_cpuss_throttle_core_clk", "gcc_cpuss_throttle_xo_clk", "gcc_disp_ahb_clk", "gcc_disp_gpll0_div_clk_src", "gcc_disp_hf_axi_clk", "gcc_disp_throttle_core_clk", "gcc_disp_xo_clk", "gcc_gp1_clk", "gcc_gp2_clk", "gcc_gp3_clk", "gcc_gpu_cfg_ahb_clk", "gcc_gpu_gpll0_clk_src", "gcc_gpu_gpll0_div_clk_src", "gcc_gpu_memnoc_gfx_clk", "gcc_gpu_snoc_dvm_gfx_clk", "gcc_gpu_throttle_core_clk", "gcc_gpu_throttle_xo_clk", "gcc_mss_vs_clk", "gcc_pdm2_clk", "gcc_pdm_ahb_clk", "gcc_pdm_xo4_clk", "gcc_prng_ahb_clk", "gcc_qmip_camera_nrt_ahb_clk", "gcc_qmip_camera_rt_ahb_clk", "gcc_qmip_cpuss_cfg_ahb_clk", "gcc_qmip_disp_ahb_clk", "gcc_qmip_gpu_cfg_ahb_clk", "gcc_qmip_video_vcodec_ahb_clk", "gcc_qupv3_wrap0_core_2x_clk", "gcc_qupv3_wrap0_core_clk", "gcc_qupv3_wrap_0_m_ahb_clk", "gcc_qupv3_wrap_0_s_ahb_clk", "gcc_sdcc1_ahb_clk", "gcc_sdcc1_apps_clk", "gcc_sdcc1_ice_core_clk", "gcc_sdcc2_ahb_clk", "gcc_sdcc2_apps_clk", "gcc_sys_noc_cpuss_ahb_clk", "gcc_sys_noc_ufs_phy_axi_clk", "gcc_sys_noc_usb3_prim_axi_clk", "gcc_ufs_phy_ahb_clk", "gcc_ufs_phy_axi_clk", "gcc_ufs_phy_ice_core_clk", "gcc_ufs_phy_phy_aux_clk", "gcc_ufs_phy_rx_symbol_0_clk", "gcc_ufs_phy_tx_symbol_0_clk", "gcc_ufs_phy_unipro_core_clk", "gcc_usb30_prim_master_clk", "gcc_usb30_prim_mock_utmi_clk", "gcc_usb30_prim_sleep_clk", "gcc_usb3_prim_phy_com_aux_clk", "gcc_usb3_prim_phy_pipe_clk", "gcc_vcodec0_axi_clk", "gcc_vdda_vs_clk", "gcc_vddcx_vs_clk", "gcc_vddmx_vs_clk", "gcc_venus_ahb_clk", "gcc_venus_ctl_axi_clk", "gcc_video_ahb_clk", "gcc_video_axi0_clk", "gcc_video_throttle_core_clk", "gcc_video_vcodec0_sys_clk", "gcc_video_venus_ctl_clk", "gcc_video_xo_clk", "gcc_vs_ctrl_ahb_clk", "gcc_vs_ctrl_clk", "gcc_wcss_vs_clk", "gpu_cc_debug_mux", "mc_cc_debug_mux", }; static int gcc_debug_mux_sels[] = { 0xAF, /* cpu_cc_debug_mux */ 0x42, /* disp_cc_debug_mux */ 0x63, /* gcc_ahb2phy_csi_clk */ 0x64, /* gcc_ahb2phy_usb_clk */ 0xC3, /* gcc_apc_vs_clk */ 0x90, /* gcc_bimc_gpu_axi_clk */ 0x76, /* gcc_boot_rom_ahb_clk */ 0x4C, /* gcc_cam_throttle_nrt_clk */ 0x4B, /* gcc_cam_throttle_rt_clk */ 0x37, /* gcc_camera_ahb_clk */ 0x3F, /* gcc_camera_xo_clk */ 0x136, /* gcc_camss_axi_clk */ 0x138, /* gcc_camss_camnoc_atb_clk */ 0x139, /* gcc_camss_camnoc_nts_xo_clk */ 0x134, /* gcc_camss_cci_0_clk */ 0x128, /* gcc_camss_cphy_0_clk */ 0x129, /* gcc_camss_cphy_1_clk */ 0x12A, /* gcc_camss_cphy_2_clk */ 0x11A, /* gcc_camss_csi0phytimer_clk */ 0x11B, /* gcc_camss_csi1phytimer_clk */ 0x11C, /* gcc_camss_csi2phytimer_clk */ 0x11D, /* gcc_camss_mclk0_clk */ 0x11E, /* gcc_camss_mclk1_clk */ 0x11F, /* gcc_camss_mclk2_clk */ 0x120, /* gcc_camss_mclk3_clk */ 0x13A, /* gcc_camss_nrt_axi_clk */ 0x133, /* gcc_camss_ope_ahb_clk */ 0x131, /* gcc_camss_ope_clk */ 0x13C, /* gcc_camss_rt_axi_clk */ 0x121, /* gcc_camss_tfe_0_clk */ 0x125, /* gcc_camss_tfe_0_cphy_rx_clk */ 0x12B, /* gcc_camss_tfe_0_csid_clk */ 0x122, /* gcc_camss_tfe_1_clk */ 0x126, /* gcc_camss_tfe_1_cphy_rx_clk */ 0x12D, /* gcc_camss_tfe_1_csid_clk */ 0x123, /* gcc_camss_tfe_2_clk */ 0x127, /* gcc_camss_tfe_2_cphy_rx_clk */ 0x12F, /* gcc_camss_tfe_2_csid_clk */ 0x135, /* gcc_camss_top_ahb_clk */ 0x1D, /* gcc_cfg_noc_usb3_prim_axi_clk */ 0xA9, /* gcc_cpuss_ahb_clk */ 0xAA, /* gcc_cpuss_gnoc_clk */ 0xB2, /* gcc_cpuss_throttle_core_clk */ 0xB1, /* gcc_cpuss_throttle_xo_clk */ 0x38, /* gcc_disp_ahb_clk */ 0x47, /* gcc_disp_gpll0_div_clk_src */ 0x3D, /* gcc_disp_hf_axi_clk */ 0x49, /* gcc_disp_throttle_core_clk */ 0x40, /* gcc_disp_xo_clk */ 0xBA, /* gcc_gp1_clk */ 0xBB, /* gcc_gp2_clk */ 0xBC, /* gcc_gp3_clk */ 0xE5, /* gcc_gpu_cfg_ahb_clk */ 0xEB, /* gcc_gpu_gpll0_clk_src */ 0xEC, /* gcc_gpu_gpll0_div_clk_src */ 0xE8, /* gcc_gpu_memnoc_gfx_clk */ 0xEA, /* gcc_gpu_snoc_dvm_gfx_clk */ 0xEF, /* gcc_gpu_throttle_core_clk */ 0xEE, /* gcc_gpu_throttle_xo_clk */ 0xC2, /* gcc_mss_vs_clk */ 0x73, /* gcc_pdm2_clk */ 0x71, /* gcc_pdm_ahb_clk */ 0x72, /* gcc_pdm_xo4_clk */ 0x74, /* gcc_prng_ahb_clk */ 0x3A, /* gcc_qmip_camera_nrt_ahb_clk */ 0x48, /* gcc_qmip_camera_rt_ahb_clk */ 0xB0, /* gcc_qmip_cpuss_cfg_ahb_clk */ 0x3B, /* gcc_qmip_disp_ahb_clk */ 0xED, /* gcc_qmip_gpu_cfg_ahb_clk */ 0x39, /* gcc_qmip_video_vcodec_ahb_clk */ 0x6A, /* gcc_qupv3_wrap0_core_2x_clk */ 0x69, /* gcc_qupv3_wrap0_core_clk */ 0x67, /* gcc_qupv3_wrap_0_m_ahb_clk */ 0x68, /* gcc_qupv3_wrap_0_s_ahb_clk */ 0xF3, /* gcc_sdcc1_ahb_clk */ 0xF2, /* gcc_sdcc1_apps_clk */ 0xF4, /* gcc_sdcc1_ice_core_clk */ 0x66, /* gcc_sdcc2_ahb_clk */ 0x65, /* gcc_sdcc2_apps_clk */ 0x9, /* gcc_sys_noc_cpuss_ahb_clk */ 0x19, /* gcc_sys_noc_ufs_phy_axi_clk */ 0x18, /* gcc_sys_noc_usb3_prim_axi_clk */ 0x111, /* gcc_ufs_phy_ahb_clk */ 0x110, /* gcc_ufs_phy_axi_clk */ 0x117, /* gcc_ufs_phy_ice_core_clk */ 0x118, /* gcc_ufs_phy_phy_aux_clk */ 0x113, /* gcc_ufs_phy_rx_symbol_0_clk */ 0x112, /* gcc_ufs_phy_tx_symbol_0_clk */ 0x116, /* gcc_ufs_phy_unipro_core_clk */ 0x5C, /* gcc_usb30_prim_master_clk */ 0x5E, /* gcc_usb30_prim_mock_utmi_clk */ 0x5D, /* gcc_usb30_prim_sleep_clk */ 0x5F, /* gcc_usb3_prim_phy_com_aux_clk */ 0x60, /* gcc_usb3_prim_phy_pipe_clk */ 0x142, /* gcc_vcodec0_axi_clk */ 0xBF, /* gcc_vdda_vs_clk */ 0xBD, /* gcc_vddcx_vs_clk */ 0xBE, /* gcc_vddmx_vs_clk */ 0x143, /* gcc_venus_ahb_clk */ 0x141, /* gcc_venus_ctl_axi_clk */ 0x36, /* gcc_video_ahb_clk */ 0x3C, /* gcc_video_axi0_clk */ 0x4A, /* gcc_video_throttle_core_clk */ 0x13F, /* gcc_video_vcodec0_sys_clk */ 0x13D, /* gcc_video_venus_ctl_clk */ 0x3E, /* gcc_video_xo_clk */ 0xC1, /* gcc_vs_ctrl_ahb_clk */ 0xC0, /* gcc_vs_ctrl_clk */ 0xC4, /* gcc_wcss_vs_clk */ 0xE7, /* gpu_cc_debug_mux */ 0x9E, /* mc_cc_debug_mux */ }; static struct clk_debug_mux gcc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x62000, .post_div_offset = 0x30000, .cbcr_offset = 0x30004, .src_sel_mask = 0x3FF, .src_sel_shift = 0, .post_div_mask = 0xF, .post_div_shift = 0, .post_div_val = 1, .mux_sels = gcc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "gcc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = gcc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(gcc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const gpu_cc_debug_mux_parent_names[] = { "gpu_cc_ahb_clk", "gpu_cc_crc_ahb_clk", "gpu_cc_cx_gfx3d_clk", "gpu_cc_cx_gfx3d_slv_clk", "gpu_cc_cx_gmu_clk", "gpu_cc_cx_snoc_dvm_clk", "gpu_cc_cxo_aon_clk", "gpu_cc_cxo_clk", "gpu_cc_gx_cxo_clk", "gpu_cc_gx_gfx3d_clk", "gpu_cc_sleep_clk", }; static int gpu_cc_debug_mux_sels[] = { 0x10, /* gpu_cc_ahb_clk */ 0x11, /* gpu_cc_crc_ahb_clk */ 0x1A, /* gpu_cc_cx_gfx3d_clk */ 0x1B, /* gpu_cc_cx_gfx3d_slv_clk */ 0x18, /* gpu_cc_cx_gmu_clk */ 0x15, /* gpu_cc_cx_snoc_dvm_clk */ 0xA, /* gpu_cc_cxo_aon_clk */ 0x19, /* gpu_cc_cxo_clk */ 0xE, /* gpu_cc_gx_cxo_clk */ 0xB, /* gpu_cc_gx_gfx3d_clk */ 0x16, /* gpu_cc_sleep_clk */ }; static struct clk_debug_mux gpu_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x1568, .post_div_offset = 0x10FC, .cbcr_offset = 0x1100, .src_sel_mask = 0xFF, .src_sel_shift = 0, .post_div_mask = 0x3, .post_div_shift = 0, .post_div_val = 2, .mux_sels = gpu_cc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "gpu_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = gpu_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(gpu_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const mc_cc_debug_mux_parent_names[] = { "measure_only_mccc_clk", }; static struct clk_debug_mux mc_cc_debug_mux = { .period_offset = 0x50, .hw.init = &(struct clk_init_data){ .name = "mc_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = mc_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(mc_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static struct mux_regmap_names mux_list[] = { { .mux = &cpu_cc_debug_mux, .regmap_name = "qcom,cpucc" }, { .mux = &disp_cc_debug_mux, .regmap_name = "qcom,dispcc" }, { .mux = &gcc_debug_mux, .regmap_name = "qcom,gcc" }, { .mux = &gpu_cc_debug_mux, .regmap_name = "qcom,gpucc" }, { .mux = &mc_cc_debug_mux, .regmap_name = "qcom,mccc" }, }; static struct clk_dummy measure_only_mccc_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "measure_only_mccc_clk", .ops = &clk_dummy_ops, }, }; static struct clk_dummy perfcl_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "perfcl_clk", .ops = &clk_dummy_ops, }, }; static struct clk_dummy pwrcl_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "pwrcl_clk", .ops = &clk_dummy_ops, }, }; struct clk_hw *debugcc_bengal_hws[] = { &measure_only_mccc_clk.hw, &perfcl_clk.hw, &pwrcl_clk.hw, }; static const struct of_device_id clk_debug_match_table[] = { { .compatible = "qcom,bengal-debugcc" }, { } }; static int clk_debug_bengal_probe(struct platform_device *pdev) { struct clk *clk; int i, ret; BUILD_BUG_ON(ARRAY_SIZE(disp_cc_debug_mux_parent_names) != ARRAY_SIZE(disp_cc_debug_mux_sels)); BUILD_BUG_ON(ARRAY_SIZE(gcc_debug_mux_parent_names) != ARRAY_SIZE(gcc_debug_mux_sels)); BUILD_BUG_ON(ARRAY_SIZE(gpu_cc_debug_mux_parent_names) != ARRAY_SIZE(gpu_cc_debug_mux_sels)); clk = devm_clk_get(&pdev->dev, "xo_clk_src"); if (IS_ERR(clk)) { if (PTR_ERR(clk) != -EPROBE_DEFER) dev_err(&pdev->dev, "Unable to get xo clock\n"); return PTR_ERR(clk); } debug_mux_priv.cxo = clk; for (i = 0; i < ARRAY_SIZE(mux_list); i++) { ret = map_debug_bases(pdev, mux_list[i].regmap_name, mux_list[i].mux); if (ret == -EBADR) continue; else if (ret) return ret; clk = devm_clk_register(&pdev->dev, &mux_list[i].mux->hw); if (IS_ERR(clk)) { dev_err(&pdev->dev, "Unable to register %s, err:(%d)\n", mux_list[i].mux->hw.init->name, PTR_ERR(clk)); return PTR_ERR(clk); } } for (i = 0; i < ARRAY_SIZE(debugcc_bengal_hws); i++) { clk = devm_clk_register(&pdev->dev, debugcc_bengal_hws[i]); if (IS_ERR(clk)) { dev_err(&pdev->dev, "Unable to register %s, err:(%d)\n", debugcc_bengal_hws[i]->init->name, PTR_ERR(clk)); return PTR_ERR(clk); } } ret = clk_debug_measure_register(&gcc_debug_mux.hw); if (ret) dev_err(&pdev->dev, "Could not register Measure clock\n"); return ret; } static struct platform_driver clk_debug_driver = { .probe = clk_debug_bengal_probe, .driver = { .name = "debugcc-bengal", .of_match_table = clk_debug_match_table, }, }; int __init clk_debug_bengal_init(void) { return platform_driver_register(&clk_debug_driver); } fs_initcall(clk_debug_bengal_init); MODULE_DESCRIPTION("QTI DEBUG CC BENGAL Driver"); MODULE_LICENSE("GPL v2"); Loading
drivers/clk/qcom/Kconfig +8 −0 Original line number Diff line number Diff line Loading @@ -433,3 +433,11 @@ config SM_DISPCC_BENGAL BENGAL devices. Say Y if you want to support display devices and functionality such as splash screen. config SM_DEBUGCC_BENGAL tristate "BENGAL Debug Clock Controller" select SM_GCC_BENGAL help Support for the debug clock controller on Qualcomm Technologies, Inc BENGAL devices. Say Y if you want to support the clock measurement functionality.
drivers/clk/qcom/Makefile +1 −0 Original line number Diff line number Diff line Loading @@ -53,6 +53,7 @@ obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o obj-$(CONFIG_SM_CAMCC_LITO) += camcc-lito.o obj-$(CONFIG_SM_DEBUGCC_BENGAL) += debugcc-bengal.o obj-$(CONFIG_SM_DEBUGCC_LITO) += debugcc-lito.o obj-$(CONFIG_SM_DISPCC_BENGAL) += dispcc-bengal.o obj-$(CONFIG_SM_DISPCC_LITO) += dispcc-lito.o Loading
drivers/clk/qcom/debugcc-bengal.c 0 → 100644 +535 −0 Original line number Diff line number Diff line // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2019, The Linux Foundation. All rights reserved. */ #define pr_fmt(fmt) "clk: %s: " fmt, __func__ #include <linux/err.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 <linux/mfd/syscon.h> #include "clk-debug.h" #include "common.h" static struct measure_clk_data debug_mux_priv = { .ctl_reg = 0x62038, .status_reg = 0x6203C, .xo_div4_cbcr = 0x28008, }; static const char *const cpu_cc_debug_mux_parent_names[] = { "perfcl_clk", "pwrcl_clk", }; static int cpu_cc_debug_mux_sels[] = { 0x25, /* perfcl_clk */ 0x21, /* pwrcl_clk */ }; static int apss_cc_debug_mux_pre_divs[] = { 0x8, /* perfcl_clk */ 0x4, /* pwrcl_clk */ }; static struct clk_debug_mux cpu_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x0, .post_div_offset = 0x0, .cbcr_offset = U32_MAX, .src_sel_mask = 0x3FF, .src_sel_shift = 8, .post_div_mask = 0xF, .post_div_shift = 28, .post_div_val = 1, .mux_sels = cpu_cc_debug_mux_sels, .pre_div_vals = apss_cc_debug_mux_pre_divs, .hw.init = &(struct clk_init_data){ .name = "cpu_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = cpu_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(cpu_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const disp_cc_debug_mux_parent_names[] = { "disp_cc_mdss_ahb_clk", "disp_cc_mdss_byte0_clk", "disp_cc_mdss_byte0_intf_clk", "disp_cc_mdss_esc0_clk", "disp_cc_mdss_mdp_clk", "disp_cc_mdss_mdp_lut_clk", "disp_cc_mdss_non_gdsc_ahb_clk", "disp_cc_mdss_pclk0_clk", "disp_cc_mdss_rot_clk", "disp_cc_mdss_vsync_clk", "disp_cc_sleep_clk", "disp_cc_xo_clk", }; static int disp_cc_debug_mux_sels[] = { 0x1A, /* disp_cc_mdss_ahb_clk */ 0x12, /* disp_cc_mdss_byte0_clk */ 0x13, /* disp_cc_mdss_byte0_intf_clk */ 0x14, /* disp_cc_mdss_esc0_clk */ 0xE, /* disp_cc_mdss_mdp_clk */ 0x10, /* disp_cc_mdss_mdp_lut_clk */ 0x1B, /* disp_cc_mdss_non_gdsc_ahb_clk */ 0xD, /* disp_cc_mdss_pclk0_clk */ 0xF, /* disp_cc_mdss_rot_clk */ 0x11, /* disp_cc_mdss_vsync_clk */ 0x24, /* disp_cc_sleep_clk */ 0x23, /* disp_cc_xo_clk */ }; static struct clk_debug_mux disp_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x7000, .post_div_offset = 0x5008, .cbcr_offset = 0x500C, .src_sel_mask = 0xFF, .src_sel_shift = 0, .post_div_mask = 0x3, .post_div_shift = 0, .post_div_val = 4, .mux_sels = disp_cc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "disp_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = disp_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(disp_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const gcc_debug_mux_parent_names[] = { "cpu_cc_debug_mux", "disp_cc_debug_mux", "gcc_ahb2phy_csi_clk", "gcc_ahb2phy_usb_clk", "gcc_apc_vs_clk", "gcc_bimc_gpu_axi_clk", "gcc_boot_rom_ahb_clk", "gcc_cam_throttle_nrt_clk", "gcc_cam_throttle_rt_clk", "gcc_camera_ahb_clk", "gcc_camera_xo_clk", "gcc_camss_axi_clk", "gcc_camss_camnoc_atb_clk", "gcc_camss_camnoc_nts_xo_clk", "gcc_camss_cci_0_clk", "gcc_camss_cphy_0_clk", "gcc_camss_cphy_1_clk", "gcc_camss_cphy_2_clk", "gcc_camss_csi0phytimer_clk", "gcc_camss_csi1phytimer_clk", "gcc_camss_csi2phytimer_clk", "gcc_camss_mclk0_clk", "gcc_camss_mclk1_clk", "gcc_camss_mclk2_clk", "gcc_camss_mclk3_clk", "gcc_camss_nrt_axi_clk", "gcc_camss_ope_ahb_clk", "gcc_camss_ope_clk", "gcc_camss_rt_axi_clk", "gcc_camss_tfe_0_clk", "gcc_camss_tfe_0_cphy_rx_clk", "gcc_camss_tfe_0_csid_clk", "gcc_camss_tfe_1_clk", "gcc_camss_tfe_1_cphy_rx_clk", "gcc_camss_tfe_1_csid_clk", "gcc_camss_tfe_2_clk", "gcc_camss_tfe_2_cphy_rx_clk", "gcc_camss_tfe_2_csid_clk", "gcc_camss_top_ahb_clk", "gcc_cfg_noc_usb3_prim_axi_clk", "gcc_cpuss_ahb_clk", "gcc_cpuss_gnoc_clk", "gcc_cpuss_throttle_core_clk", "gcc_cpuss_throttle_xo_clk", "gcc_disp_ahb_clk", "gcc_disp_gpll0_div_clk_src", "gcc_disp_hf_axi_clk", "gcc_disp_throttle_core_clk", "gcc_disp_xo_clk", "gcc_gp1_clk", "gcc_gp2_clk", "gcc_gp3_clk", "gcc_gpu_cfg_ahb_clk", "gcc_gpu_gpll0_clk_src", "gcc_gpu_gpll0_div_clk_src", "gcc_gpu_memnoc_gfx_clk", "gcc_gpu_snoc_dvm_gfx_clk", "gcc_gpu_throttle_core_clk", "gcc_gpu_throttle_xo_clk", "gcc_mss_vs_clk", "gcc_pdm2_clk", "gcc_pdm_ahb_clk", "gcc_pdm_xo4_clk", "gcc_prng_ahb_clk", "gcc_qmip_camera_nrt_ahb_clk", "gcc_qmip_camera_rt_ahb_clk", "gcc_qmip_cpuss_cfg_ahb_clk", "gcc_qmip_disp_ahb_clk", "gcc_qmip_gpu_cfg_ahb_clk", "gcc_qmip_video_vcodec_ahb_clk", "gcc_qupv3_wrap0_core_2x_clk", "gcc_qupv3_wrap0_core_clk", "gcc_qupv3_wrap_0_m_ahb_clk", "gcc_qupv3_wrap_0_s_ahb_clk", "gcc_sdcc1_ahb_clk", "gcc_sdcc1_apps_clk", "gcc_sdcc1_ice_core_clk", "gcc_sdcc2_ahb_clk", "gcc_sdcc2_apps_clk", "gcc_sys_noc_cpuss_ahb_clk", "gcc_sys_noc_ufs_phy_axi_clk", "gcc_sys_noc_usb3_prim_axi_clk", "gcc_ufs_phy_ahb_clk", "gcc_ufs_phy_axi_clk", "gcc_ufs_phy_ice_core_clk", "gcc_ufs_phy_phy_aux_clk", "gcc_ufs_phy_rx_symbol_0_clk", "gcc_ufs_phy_tx_symbol_0_clk", "gcc_ufs_phy_unipro_core_clk", "gcc_usb30_prim_master_clk", "gcc_usb30_prim_mock_utmi_clk", "gcc_usb30_prim_sleep_clk", "gcc_usb3_prim_phy_com_aux_clk", "gcc_usb3_prim_phy_pipe_clk", "gcc_vcodec0_axi_clk", "gcc_vdda_vs_clk", "gcc_vddcx_vs_clk", "gcc_vddmx_vs_clk", "gcc_venus_ahb_clk", "gcc_venus_ctl_axi_clk", "gcc_video_ahb_clk", "gcc_video_axi0_clk", "gcc_video_throttle_core_clk", "gcc_video_vcodec0_sys_clk", "gcc_video_venus_ctl_clk", "gcc_video_xo_clk", "gcc_vs_ctrl_ahb_clk", "gcc_vs_ctrl_clk", "gcc_wcss_vs_clk", "gpu_cc_debug_mux", "mc_cc_debug_mux", }; static int gcc_debug_mux_sels[] = { 0xAF, /* cpu_cc_debug_mux */ 0x42, /* disp_cc_debug_mux */ 0x63, /* gcc_ahb2phy_csi_clk */ 0x64, /* gcc_ahb2phy_usb_clk */ 0xC3, /* gcc_apc_vs_clk */ 0x90, /* gcc_bimc_gpu_axi_clk */ 0x76, /* gcc_boot_rom_ahb_clk */ 0x4C, /* gcc_cam_throttle_nrt_clk */ 0x4B, /* gcc_cam_throttle_rt_clk */ 0x37, /* gcc_camera_ahb_clk */ 0x3F, /* gcc_camera_xo_clk */ 0x136, /* gcc_camss_axi_clk */ 0x138, /* gcc_camss_camnoc_atb_clk */ 0x139, /* gcc_camss_camnoc_nts_xo_clk */ 0x134, /* gcc_camss_cci_0_clk */ 0x128, /* gcc_camss_cphy_0_clk */ 0x129, /* gcc_camss_cphy_1_clk */ 0x12A, /* gcc_camss_cphy_2_clk */ 0x11A, /* gcc_camss_csi0phytimer_clk */ 0x11B, /* gcc_camss_csi1phytimer_clk */ 0x11C, /* gcc_camss_csi2phytimer_clk */ 0x11D, /* gcc_camss_mclk0_clk */ 0x11E, /* gcc_camss_mclk1_clk */ 0x11F, /* gcc_camss_mclk2_clk */ 0x120, /* gcc_camss_mclk3_clk */ 0x13A, /* gcc_camss_nrt_axi_clk */ 0x133, /* gcc_camss_ope_ahb_clk */ 0x131, /* gcc_camss_ope_clk */ 0x13C, /* gcc_camss_rt_axi_clk */ 0x121, /* gcc_camss_tfe_0_clk */ 0x125, /* gcc_camss_tfe_0_cphy_rx_clk */ 0x12B, /* gcc_camss_tfe_0_csid_clk */ 0x122, /* gcc_camss_tfe_1_clk */ 0x126, /* gcc_camss_tfe_1_cphy_rx_clk */ 0x12D, /* gcc_camss_tfe_1_csid_clk */ 0x123, /* gcc_camss_tfe_2_clk */ 0x127, /* gcc_camss_tfe_2_cphy_rx_clk */ 0x12F, /* gcc_camss_tfe_2_csid_clk */ 0x135, /* gcc_camss_top_ahb_clk */ 0x1D, /* gcc_cfg_noc_usb3_prim_axi_clk */ 0xA9, /* gcc_cpuss_ahb_clk */ 0xAA, /* gcc_cpuss_gnoc_clk */ 0xB2, /* gcc_cpuss_throttle_core_clk */ 0xB1, /* gcc_cpuss_throttle_xo_clk */ 0x38, /* gcc_disp_ahb_clk */ 0x47, /* gcc_disp_gpll0_div_clk_src */ 0x3D, /* gcc_disp_hf_axi_clk */ 0x49, /* gcc_disp_throttle_core_clk */ 0x40, /* gcc_disp_xo_clk */ 0xBA, /* gcc_gp1_clk */ 0xBB, /* gcc_gp2_clk */ 0xBC, /* gcc_gp3_clk */ 0xE5, /* gcc_gpu_cfg_ahb_clk */ 0xEB, /* gcc_gpu_gpll0_clk_src */ 0xEC, /* gcc_gpu_gpll0_div_clk_src */ 0xE8, /* gcc_gpu_memnoc_gfx_clk */ 0xEA, /* gcc_gpu_snoc_dvm_gfx_clk */ 0xEF, /* gcc_gpu_throttle_core_clk */ 0xEE, /* gcc_gpu_throttle_xo_clk */ 0xC2, /* gcc_mss_vs_clk */ 0x73, /* gcc_pdm2_clk */ 0x71, /* gcc_pdm_ahb_clk */ 0x72, /* gcc_pdm_xo4_clk */ 0x74, /* gcc_prng_ahb_clk */ 0x3A, /* gcc_qmip_camera_nrt_ahb_clk */ 0x48, /* gcc_qmip_camera_rt_ahb_clk */ 0xB0, /* gcc_qmip_cpuss_cfg_ahb_clk */ 0x3B, /* gcc_qmip_disp_ahb_clk */ 0xED, /* gcc_qmip_gpu_cfg_ahb_clk */ 0x39, /* gcc_qmip_video_vcodec_ahb_clk */ 0x6A, /* gcc_qupv3_wrap0_core_2x_clk */ 0x69, /* gcc_qupv3_wrap0_core_clk */ 0x67, /* gcc_qupv3_wrap_0_m_ahb_clk */ 0x68, /* gcc_qupv3_wrap_0_s_ahb_clk */ 0xF3, /* gcc_sdcc1_ahb_clk */ 0xF2, /* gcc_sdcc1_apps_clk */ 0xF4, /* gcc_sdcc1_ice_core_clk */ 0x66, /* gcc_sdcc2_ahb_clk */ 0x65, /* gcc_sdcc2_apps_clk */ 0x9, /* gcc_sys_noc_cpuss_ahb_clk */ 0x19, /* gcc_sys_noc_ufs_phy_axi_clk */ 0x18, /* gcc_sys_noc_usb3_prim_axi_clk */ 0x111, /* gcc_ufs_phy_ahb_clk */ 0x110, /* gcc_ufs_phy_axi_clk */ 0x117, /* gcc_ufs_phy_ice_core_clk */ 0x118, /* gcc_ufs_phy_phy_aux_clk */ 0x113, /* gcc_ufs_phy_rx_symbol_0_clk */ 0x112, /* gcc_ufs_phy_tx_symbol_0_clk */ 0x116, /* gcc_ufs_phy_unipro_core_clk */ 0x5C, /* gcc_usb30_prim_master_clk */ 0x5E, /* gcc_usb30_prim_mock_utmi_clk */ 0x5D, /* gcc_usb30_prim_sleep_clk */ 0x5F, /* gcc_usb3_prim_phy_com_aux_clk */ 0x60, /* gcc_usb3_prim_phy_pipe_clk */ 0x142, /* gcc_vcodec0_axi_clk */ 0xBF, /* gcc_vdda_vs_clk */ 0xBD, /* gcc_vddcx_vs_clk */ 0xBE, /* gcc_vddmx_vs_clk */ 0x143, /* gcc_venus_ahb_clk */ 0x141, /* gcc_venus_ctl_axi_clk */ 0x36, /* gcc_video_ahb_clk */ 0x3C, /* gcc_video_axi0_clk */ 0x4A, /* gcc_video_throttle_core_clk */ 0x13F, /* gcc_video_vcodec0_sys_clk */ 0x13D, /* gcc_video_venus_ctl_clk */ 0x3E, /* gcc_video_xo_clk */ 0xC1, /* gcc_vs_ctrl_ahb_clk */ 0xC0, /* gcc_vs_ctrl_clk */ 0xC4, /* gcc_wcss_vs_clk */ 0xE7, /* gpu_cc_debug_mux */ 0x9E, /* mc_cc_debug_mux */ }; static struct clk_debug_mux gcc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x62000, .post_div_offset = 0x30000, .cbcr_offset = 0x30004, .src_sel_mask = 0x3FF, .src_sel_shift = 0, .post_div_mask = 0xF, .post_div_shift = 0, .post_div_val = 1, .mux_sels = gcc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "gcc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = gcc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(gcc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const gpu_cc_debug_mux_parent_names[] = { "gpu_cc_ahb_clk", "gpu_cc_crc_ahb_clk", "gpu_cc_cx_gfx3d_clk", "gpu_cc_cx_gfx3d_slv_clk", "gpu_cc_cx_gmu_clk", "gpu_cc_cx_snoc_dvm_clk", "gpu_cc_cxo_aon_clk", "gpu_cc_cxo_clk", "gpu_cc_gx_cxo_clk", "gpu_cc_gx_gfx3d_clk", "gpu_cc_sleep_clk", }; static int gpu_cc_debug_mux_sels[] = { 0x10, /* gpu_cc_ahb_clk */ 0x11, /* gpu_cc_crc_ahb_clk */ 0x1A, /* gpu_cc_cx_gfx3d_clk */ 0x1B, /* gpu_cc_cx_gfx3d_slv_clk */ 0x18, /* gpu_cc_cx_gmu_clk */ 0x15, /* gpu_cc_cx_snoc_dvm_clk */ 0xA, /* gpu_cc_cxo_aon_clk */ 0x19, /* gpu_cc_cxo_clk */ 0xE, /* gpu_cc_gx_cxo_clk */ 0xB, /* gpu_cc_gx_gfx3d_clk */ 0x16, /* gpu_cc_sleep_clk */ }; static struct clk_debug_mux gpu_cc_debug_mux = { .priv = &debug_mux_priv, .debug_offset = 0x1568, .post_div_offset = 0x10FC, .cbcr_offset = 0x1100, .src_sel_mask = 0xFF, .src_sel_shift = 0, .post_div_mask = 0x3, .post_div_shift = 0, .post_div_val = 2, .mux_sels = gpu_cc_debug_mux_sels, .hw.init = &(struct clk_init_data){ .name = "gpu_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = gpu_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(gpu_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static const char *const mc_cc_debug_mux_parent_names[] = { "measure_only_mccc_clk", }; static struct clk_debug_mux mc_cc_debug_mux = { .period_offset = 0x50, .hw.init = &(struct clk_init_data){ .name = "mc_cc_debug_mux", .ops = &clk_debug_mux_ops, .parent_names = mc_cc_debug_mux_parent_names, .num_parents = ARRAY_SIZE(mc_cc_debug_mux_parent_names), .flags = CLK_IS_MEASURE, }, }; static struct mux_regmap_names mux_list[] = { { .mux = &cpu_cc_debug_mux, .regmap_name = "qcom,cpucc" }, { .mux = &disp_cc_debug_mux, .regmap_name = "qcom,dispcc" }, { .mux = &gcc_debug_mux, .regmap_name = "qcom,gcc" }, { .mux = &gpu_cc_debug_mux, .regmap_name = "qcom,gpucc" }, { .mux = &mc_cc_debug_mux, .regmap_name = "qcom,mccc" }, }; static struct clk_dummy measure_only_mccc_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "measure_only_mccc_clk", .ops = &clk_dummy_ops, }, }; static struct clk_dummy perfcl_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "perfcl_clk", .ops = &clk_dummy_ops, }, }; static struct clk_dummy pwrcl_clk = { .rrate = 1000, .hw.init = &(struct clk_init_data){ .name = "pwrcl_clk", .ops = &clk_dummy_ops, }, }; struct clk_hw *debugcc_bengal_hws[] = { &measure_only_mccc_clk.hw, &perfcl_clk.hw, &pwrcl_clk.hw, }; static const struct of_device_id clk_debug_match_table[] = { { .compatible = "qcom,bengal-debugcc" }, { } }; static int clk_debug_bengal_probe(struct platform_device *pdev) { struct clk *clk; int i, ret; BUILD_BUG_ON(ARRAY_SIZE(disp_cc_debug_mux_parent_names) != ARRAY_SIZE(disp_cc_debug_mux_sels)); BUILD_BUG_ON(ARRAY_SIZE(gcc_debug_mux_parent_names) != ARRAY_SIZE(gcc_debug_mux_sels)); BUILD_BUG_ON(ARRAY_SIZE(gpu_cc_debug_mux_parent_names) != ARRAY_SIZE(gpu_cc_debug_mux_sels)); clk = devm_clk_get(&pdev->dev, "xo_clk_src"); if (IS_ERR(clk)) { if (PTR_ERR(clk) != -EPROBE_DEFER) dev_err(&pdev->dev, "Unable to get xo clock\n"); return PTR_ERR(clk); } debug_mux_priv.cxo = clk; for (i = 0; i < ARRAY_SIZE(mux_list); i++) { ret = map_debug_bases(pdev, mux_list[i].regmap_name, mux_list[i].mux); if (ret == -EBADR) continue; else if (ret) return ret; clk = devm_clk_register(&pdev->dev, &mux_list[i].mux->hw); if (IS_ERR(clk)) { dev_err(&pdev->dev, "Unable to register %s, err:(%d)\n", mux_list[i].mux->hw.init->name, PTR_ERR(clk)); return PTR_ERR(clk); } } for (i = 0; i < ARRAY_SIZE(debugcc_bengal_hws); i++) { clk = devm_clk_register(&pdev->dev, debugcc_bengal_hws[i]); if (IS_ERR(clk)) { dev_err(&pdev->dev, "Unable to register %s, err:(%d)\n", debugcc_bengal_hws[i]->init->name, PTR_ERR(clk)); return PTR_ERR(clk); } } ret = clk_debug_measure_register(&gcc_debug_mux.hw); if (ret) dev_err(&pdev->dev, "Could not register Measure clock\n"); return ret; } static struct platform_driver clk_debug_driver = { .probe = clk_debug_bengal_probe, .driver = { .name = "debugcc-bengal", .of_match_table = clk_debug_match_table, }, }; int __init clk_debug_bengal_init(void) { return platform_driver_register(&clk_debug_driver); } fs_initcall(clk_debug_bengal_init); MODULE_DESCRIPTION("QTI DEBUG CC BENGAL Driver"); MODULE_LICENSE("GPL v2");
