Loading drivers/clk/qcom/Kconfig +9 −0 Original line number Diff line number Diff line Loading @@ -452,6 +452,15 @@ config SDM_GCC_LAGOON Say Y if you want to use peripheral devices such as UART, SPI, I2C, USB, UFS, SD/eMMC, etc. config SDM_GPUCC_LAGOON tristate "LAGOON Graphics Clock Controller" select SDM_GCC_LAGOON help Support for the graphics clock controller on Qualcomm Technologies, Inc. LAGOON devices. Say Y if you want to support graphics controller devices and it's functionalities. config SDM_VIDEOCC_LAGOON tristate "LAGOON Video Clock Controller" select SDM_GCC_LAGOON Loading drivers/clk/qcom/Makefile +1 −0 Original line number Diff line number Diff line Loading @@ -52,6 +52,7 @@ obj-$(CONFIG_QCOM_CLK_SMD_RPM) += clk-smd-rpm.o obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o obj-$(CONFIG_SDM_GCC_LAGOON) += gcc-lagoon.o obj-$(CONFIG_SDM_GPUCC_LAGOON) += gpucc-lagoon.o obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o obj-$(CONFIG_SDM_VIDEOCC_LAGOON) += videocc-lagoon.o obj-$(CONFIG_SM_CAMCC_LITO) += camcc-lito.o Loading drivers/clk/qcom/gpucc-lagoon.c 0 → 100644 +554 −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/clk.h> #include <linux/clk-provider.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/regmap.h> #include <dt-bindings/clock/qcom,gpucc-lagoon.h> #include "clk-alpha-pll.h" #include "clk-branch.h" #include "clk-rcg.h" #include "common.h" #include "clk-regmap-mux.h" #include "vdd-level-lito.h" static DEFINE_VDD_REGULATORS(vdd_cx, VDD_NUM, 1, vdd_corner); static DEFINE_VDD_REGULATORS(vdd_gx, VDD_GX_NUM, 1, vdd_corner); static DEFINE_VDD_REGULATORS(vdd_mx, VDD_NUM, 1, vdd_gx_corner); #define CX_GMU_CBCR_SLEEP_MASK 0xF #define CX_GMU_CBCR_SLEEP_SHIFT 4 #define CX_GMU_CBCR_WAKE_MASK 0xF #define CX_GMU_CBCR_WAKE_SHIFT 8 enum { P_BI_TCXO, P_CORE_BI_PLL_TEST_SE, P_GPLL0_OUT_MAIN, P_GPLL0_OUT_MAIN_DIV, P_GPU_CC_PLL0_OUT_EVEN, P_GPU_CC_PLL0_OUT_MAIN, P_GPU_CC_PLL0_OUT_ODD, P_GPU_CC_PLL1_OUT_EVEN, P_GPU_CC_PLL1_OUT_MAIN, P_GPU_CC_PLL1_OUT_ODD, P_CRC_DIV, }; static const struct parent_map gpu_cc_parent_map_0[] = { { P_BI_TCXO, 0 }, { P_GPU_CC_PLL0_OUT_MAIN, 1 }, { P_GPU_CC_PLL1_OUT_MAIN, 3 }, { P_GPLL0_OUT_MAIN, 5 }, { P_GPLL0_OUT_MAIN_DIV, 6 }, { P_CORE_BI_PLL_TEST_SE, 7 }, }; static const char * const gpu_cc_parent_names_0[] = { "bi_tcxo", "gpu_cc_pll0", "gpu_cc_pll1", "gcc_gpu_gpll0_clk", "gcc_gpu_gpll0_div_clk", "core_bi_pll_test_se", }; static const struct parent_map gpu_cc_parent_map_1[] = { { P_BI_TCXO, 0 }, { P_CRC_DIV, 1 }, { P_GPU_CC_PLL0_OUT_ODD, 2 }, { P_GPU_CC_PLL1_OUT_EVEN, 3 }, { P_GPU_CC_PLL1_OUT_ODD, 4 }, { P_GPLL0_OUT_MAIN, 5 }, { P_CORE_BI_PLL_TEST_SE, 7 }, }; static const char * const gpu_cc_parent_names_1[] = { "bi_tcxo", "crc_div", "gpu_cc_pll0", "gpu_cc_pll1", "gpu_cc_pll1", "gcc_gpu_gpll0_clk", "core_bi_pll_test_se", }; static const struct pll_vco fabia_vco[] = { { 249600000, 2000000000, 0 }, }; /* 506MHz Configuration*/ static const struct alpha_pll_config gpu_cc_pll0_config = { .l = 0x1A, .cal_l = 0x3F, .alpha = 0x5AAA, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002067, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00004805, }; static struct clk_alpha_pll gpu_cc_pll0 = { .offset = 0x0, .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr = { .hw.init = &(struct clk_init_data){ .name = "gpu_cc_pll0", .parent_names = (const char *[]){ "bi_tcxo" }, .num_parents = 1, .ops = &clk_alpha_pll_fabia_ops, .vdd_class = &vdd_mx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_MIN] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1600000000, [VDD_NOMINAL] = 2000000000}, }, }, }; static struct clk_fixed_factor crc_div = { .mult = 1, .div = 1, .hw.init = &(struct clk_init_data){ .name = "crc_div", .parent_names = (const char *[]){ "gpu_cc_pll0" }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_fixed_factor_ops, }, }; /* 514MHz Configuration*/ static const struct alpha_pll_config gpu_cc_pll1_config = { .l = 0x1A, .cal_l = 0x3F, .alpha = 0xC555, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002067, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00004805, }; static struct clk_alpha_pll gpu_cc_pll1 = { .offset = 0x100, .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr = { .hw.init = &(struct clk_init_data){ .name = "gpu_cc_pll1", .parent_names = (const char *[]){ "bi_tcxo" }, .num_parents = 1, .ops = &clk_alpha_pll_fabia_ops, .vdd_class = &vdd_mx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_MIN] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1600000000, [VDD_NOMINAL] = 2000000000}, }, }, }; static const struct freq_tbl ftbl_gpu_cc_gmu_clk_src[] = { F(200000000, P_GPLL0_OUT_MAIN_DIV, 1.5, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gmu_clk_src = { .cmd_rcgr = 0x1120, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_0, .freq_tbl = ftbl_gpu_cc_gmu_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_gmu_clk_src", .parent_names = gpu_cc_parent_names_0, .num_parents = 6, .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] = 200000000}, }, }; static const struct freq_tbl ftbl_gpu_cc_gx_gfx3d_clk_src[] = { F(253000000, P_CRC_DIV, 1, 0, 0), F(355000000, P_CRC_DIV, 1, 0, 0), F(430000000, P_CRC_DIV, 1, 0, 0), F(565000000, P_CRC_DIV, 1, 0, 0), F(650000000, P_CRC_DIV, 1, 0, 0), F(800000000, P_CRC_DIV, 1, 0, 0), F(850000000, P_CRC_DIV, 1, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gx_gfx3d_clk_src = { .cmd_rcgr = 0x101c, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_1, .freq_tbl = ftbl_gpu_cc_gx_gfx3d_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gfx3d_clk_src", .parent_names = gpu_cc_parent_names_1, .num_parents = 7, .flags = CLK_SET_RATE_PARENT, .ops = &clk_rcg2_ops, .vdd_class = &vdd_gx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_GX_NUM]) { [VDD_GX_LOWER] = 253000000, [VDD_GX_LOW] = 355000000, [VDD_GX_LOW_L1] = 430000000, [VDD_GX_NOMINAL] = 565000000, [VDD_GX_NOMINAL_L1] = 650000000, [VDD_GX_HIGH] = 800000000, [VDD_GX_HIGH_L1] = 850000000}, }, }; static struct clk_branch gpu_cc_acd_ahb_clk = { .halt_reg = 0x1168, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1168, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_acd_ahb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_acd_cxo_clk = { .halt_reg = 0x1164, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1164, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_acd_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_ahb_clk = { .halt_reg = 0x1078, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1078, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_ahb_clk", .flags = CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_crc_ahb_clk = { .halt_reg = 0x107c, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x107c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_crc_ahb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gfx3d_clk = { .halt_reg = 0x10a4, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x10a4, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gfx3d_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gfx3d_slv_clk = { .halt_reg = 0x10a8, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x10a8, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gfx3d_slv_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gmu_clk = { .halt_reg = 0x1098, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1098, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gmu_clk", .parent_names = (const char *[]){ "gpu_cc_gmu_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_snoc_dvm_clk = { .halt_reg = 0x108c, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x108c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_snoc_dvm_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_aon_clk = { .halt_reg = 0x1004, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1004, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_aon_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_clk = { .halt_reg = 0x109c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x109c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_cxo_clk = { .halt_reg = 0x1060, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1060, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_gfx3d_clk = { .halt_reg = 0x1054, .halt_check = BRANCH_HALT_SKIP, .clkr = { .enable_reg = 0x1054, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gfx3d_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_gmu_clk = { .halt_reg = 0x1064, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1064, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gmu_clk", .parent_names = (const char *[]){ "gpu_cc_gmu_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_vsense_clk = { .halt_reg = 0x1058, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1058, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_vsense_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_regmap *gpu_cc_lagoon_clocks[] = { [GPU_CC_ACD_AHB_CLK] = &gpu_cc_acd_ahb_clk.clkr, [GPU_CC_ACD_CXO_CLK] = &gpu_cc_acd_cxo_clk.clkr, [GPU_CC_AHB_CLK] = &gpu_cc_ahb_clk.clkr, [GPU_CC_CRC_AHB_CLK] = &gpu_cc_crc_ahb_clk.clkr, [GPU_CC_CX_GFX3D_CLK] = &gpu_cc_cx_gfx3d_clk.clkr, [GPU_CC_CX_GFX3D_SLV_CLK] = &gpu_cc_cx_gfx3d_slv_clk.clkr, [GPU_CC_CX_GMU_CLK] = &gpu_cc_cx_gmu_clk.clkr, [GPU_CC_CX_SNOC_DVM_CLK] = &gpu_cc_cx_snoc_dvm_clk.clkr, [GPU_CC_CXO_AON_CLK] = &gpu_cc_cxo_aon_clk.clkr, [GPU_CC_CXO_CLK] = &gpu_cc_cxo_clk.clkr, [GPU_CC_GMU_CLK_SRC] = &gpu_cc_gmu_clk_src.clkr, [GPU_CC_GX_CXO_CLK] = &gpu_cc_gx_cxo_clk.clkr, [GPU_CC_GX_GFX3D_CLK] = &gpu_cc_gx_gfx3d_clk.clkr, [GPU_CC_GX_GFX3D_CLK_SRC] = &gpu_cc_gx_gfx3d_clk_src.clkr, [GPU_CC_GX_GMU_CLK] = &gpu_cc_gx_gmu_clk.clkr, [GPU_CC_GX_VSENSE_CLK] = &gpu_cc_gx_vsense_clk.clkr, [GPU_CC_PLL0] = &gpu_cc_pll0.clkr, [GPU_CC_PLL1] = &gpu_cc_pll1.clkr, }; static const struct regmap_config gpu_cc_lagoon_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, .max_register = 0x8008, .fast_io = true, }; static const struct qcom_cc_desc gpu_cc_lagoon_desc = { .config = &gpu_cc_lagoon_regmap_config, .clks = gpu_cc_lagoon_clocks, .num_clks = ARRAY_SIZE(gpu_cc_lagoon_clocks), }; static const struct of_device_id gpu_cc_lagoon_match_table[] = { { .compatible = "qcom,lagoon-gpucc" }, { } }; MODULE_DEVICE_TABLE(of, gpu_cc_lagoon_match_table); static int gpu_cc_lagoon_probe(struct platform_device *pdev) { struct regmap *regmap; unsigned int value, mask; int ret; regmap = qcom_cc_map(pdev, &gpu_cc_lagoon_desc); if (IS_ERR(regmap)) return PTR_ERR(regmap); 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]); } vdd_gx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_gx"); if (IS_ERR(vdd_gx.regulator[0])) { if (!(PTR_ERR(vdd_gx.regulator[0]) == -EPROBE_DEFER)) dev_err(&pdev->dev, "Unable to get vdd_gx regulator\n"); return PTR_ERR(vdd_gx.regulator[0]); } vdd_mx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_mx"); if (IS_ERR(vdd_mx.regulator[0])) { if (!(PTR_ERR(vdd_mx.regulator[0]) == -EPROBE_DEFER)) dev_err(&pdev->dev, "Unable to get vdd_mx regulator\n"); return PTR_ERR(vdd_mx.regulator[0]); } /* Register clock fixed factor for CRC divide. */ ret = devm_clk_hw_register(&pdev->dev, &crc_div.hw); if (ret) { dev_err(&pdev->dev, "Failed to register hardware clock\n"); return ret; } clk_fabia_pll_configure(&gpu_cc_pll0, regmap, &gpu_cc_pll0_config); clk_fabia_pll_configure(&gpu_cc_pll1, regmap, &gpu_cc_pll1_config); ret = qcom_cc_really_probe(pdev, &gpu_cc_lagoon_desc, regmap); if (ret) { dev_err(&pdev->dev, "Failed to register GPU CC clocks\n"); return ret; } /* Recommended WAKEUP/SLEEP settings for the gpu_cc_cx_gmu_clk */ mask = CX_GMU_CBCR_WAKE_MASK << CX_GMU_CBCR_WAKE_SHIFT; mask |= CX_GMU_CBCR_SLEEP_MASK << CX_GMU_CBCR_SLEEP_SHIFT; value = 0xF << CX_GMU_CBCR_WAKE_SHIFT | 0xF << CX_GMU_CBCR_SLEEP_SHIFT; regmap_update_bits(regmap, gpu_cc_cx_gmu_clk.clkr.enable_reg, mask, value); dev_info(&pdev->dev, "Registered GPU CC clocks\n"); return 0; } static struct platform_driver gpu_cc_lagoon_driver = { .probe = gpu_cc_lagoon_probe, .driver = { .name = "lagoon-gpucc", .of_match_table = gpu_cc_lagoon_match_table, }, }; static int __init gpu_cc_lagoon_init(void) { return platform_driver_register(&gpu_cc_lagoon_driver); } core_initcall(gpu_cc_lagoon_init); static void __exit gpu_cc_lagoon_exit(void) { platform_driver_unregister(&gpu_cc_lagoon_driver); } module_exit(gpu_cc_lagoon_exit); MODULE_DESCRIPTION("QTI GPU_CC LAGOON Driver"); MODULE_LICENSE("GPL v2"); drivers/clk/qcom/vdd-level-lito.h +25 −0 Original line number Diff line number Diff line Loading @@ -32,4 +32,29 @@ static int vdd_corner[] = { [VDD_HIGH_L1] = RPMH_REGULATOR_LEVEL_TURBO_L1, }; enum vdd_gx_levels { VDD_GX_NONE, VDD_GX_MIN, /* MIN SVS */ VDD_GX_LOWER, /* SVS2 */ VDD_GX_LOW, /* SVS */ VDD_GX_LOW_L1, /* SVSL1 */ VDD_GX_NOMINAL, /* NOM */ VDD_GX_NOMINAL_L1, /* NOM1 */ VDD_GX_HIGH, /* TURBO */ VDD_GX_HIGH_L1, /* TURBO1 */ VDD_GX_NUM, }; static int vdd_gx_corner[] = { [VDD_GX_NONE] = 0, [VDD_GX_MIN] = RPMH_REGULATOR_LEVEL_MIN_SVS, [VDD_GX_LOWER] = RPMH_REGULATOR_LEVEL_LOW_SVS, [VDD_GX_LOW] = RPMH_REGULATOR_LEVEL_SVS, [VDD_GX_LOW_L1] = RPMH_REGULATOR_LEVEL_SVS_L1, [VDD_GX_NOMINAL] = RPMH_REGULATOR_LEVEL_NOM, [VDD_GX_NOMINAL_L1] = RPMH_REGULATOR_LEVEL_NOM_L1, [VDD_GX_HIGH] = RPMH_REGULATOR_LEVEL_TURBO, [VDD_GX_HIGH_L1] = RPMH_REGULATOR_LEVEL_TURBO_L1, }; #endif Loading
drivers/clk/qcom/Kconfig +9 −0 Original line number Diff line number Diff line Loading @@ -452,6 +452,15 @@ config SDM_GCC_LAGOON Say Y if you want to use peripheral devices such as UART, SPI, I2C, USB, UFS, SD/eMMC, etc. config SDM_GPUCC_LAGOON tristate "LAGOON Graphics Clock Controller" select SDM_GCC_LAGOON help Support for the graphics clock controller on Qualcomm Technologies, Inc. LAGOON devices. Say Y if you want to support graphics controller devices and it's functionalities. config SDM_VIDEOCC_LAGOON tristate "LAGOON Video Clock Controller" select SDM_GCC_LAGOON Loading
drivers/clk/qcom/Makefile +1 −0 Original line number Diff line number Diff line Loading @@ -52,6 +52,7 @@ obj-$(CONFIG_QCOM_CLK_SMD_RPM) += clk-smd-rpm.o obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o obj-$(CONFIG_SDM_GCC_LAGOON) += gcc-lagoon.o obj-$(CONFIG_SDM_GPUCC_LAGOON) += gpucc-lagoon.o obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o obj-$(CONFIG_SDM_VIDEOCC_LAGOON) += videocc-lagoon.o obj-$(CONFIG_SM_CAMCC_LITO) += camcc-lito.o Loading
drivers/clk/qcom/gpucc-lagoon.c 0 → 100644 +554 −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/clk.h> #include <linux/clk-provider.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/regmap.h> #include <dt-bindings/clock/qcom,gpucc-lagoon.h> #include "clk-alpha-pll.h" #include "clk-branch.h" #include "clk-rcg.h" #include "common.h" #include "clk-regmap-mux.h" #include "vdd-level-lito.h" static DEFINE_VDD_REGULATORS(vdd_cx, VDD_NUM, 1, vdd_corner); static DEFINE_VDD_REGULATORS(vdd_gx, VDD_GX_NUM, 1, vdd_corner); static DEFINE_VDD_REGULATORS(vdd_mx, VDD_NUM, 1, vdd_gx_corner); #define CX_GMU_CBCR_SLEEP_MASK 0xF #define CX_GMU_CBCR_SLEEP_SHIFT 4 #define CX_GMU_CBCR_WAKE_MASK 0xF #define CX_GMU_CBCR_WAKE_SHIFT 8 enum { P_BI_TCXO, P_CORE_BI_PLL_TEST_SE, P_GPLL0_OUT_MAIN, P_GPLL0_OUT_MAIN_DIV, P_GPU_CC_PLL0_OUT_EVEN, P_GPU_CC_PLL0_OUT_MAIN, P_GPU_CC_PLL0_OUT_ODD, P_GPU_CC_PLL1_OUT_EVEN, P_GPU_CC_PLL1_OUT_MAIN, P_GPU_CC_PLL1_OUT_ODD, P_CRC_DIV, }; static const struct parent_map gpu_cc_parent_map_0[] = { { P_BI_TCXO, 0 }, { P_GPU_CC_PLL0_OUT_MAIN, 1 }, { P_GPU_CC_PLL1_OUT_MAIN, 3 }, { P_GPLL0_OUT_MAIN, 5 }, { P_GPLL0_OUT_MAIN_DIV, 6 }, { P_CORE_BI_PLL_TEST_SE, 7 }, }; static const char * const gpu_cc_parent_names_0[] = { "bi_tcxo", "gpu_cc_pll0", "gpu_cc_pll1", "gcc_gpu_gpll0_clk", "gcc_gpu_gpll0_div_clk", "core_bi_pll_test_se", }; static const struct parent_map gpu_cc_parent_map_1[] = { { P_BI_TCXO, 0 }, { P_CRC_DIV, 1 }, { P_GPU_CC_PLL0_OUT_ODD, 2 }, { P_GPU_CC_PLL1_OUT_EVEN, 3 }, { P_GPU_CC_PLL1_OUT_ODD, 4 }, { P_GPLL0_OUT_MAIN, 5 }, { P_CORE_BI_PLL_TEST_SE, 7 }, }; static const char * const gpu_cc_parent_names_1[] = { "bi_tcxo", "crc_div", "gpu_cc_pll0", "gpu_cc_pll1", "gpu_cc_pll1", "gcc_gpu_gpll0_clk", "core_bi_pll_test_se", }; static const struct pll_vco fabia_vco[] = { { 249600000, 2000000000, 0 }, }; /* 506MHz Configuration*/ static const struct alpha_pll_config gpu_cc_pll0_config = { .l = 0x1A, .cal_l = 0x3F, .alpha = 0x5AAA, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002067, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00004805, }; static struct clk_alpha_pll gpu_cc_pll0 = { .offset = 0x0, .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr = { .hw.init = &(struct clk_init_data){ .name = "gpu_cc_pll0", .parent_names = (const char *[]){ "bi_tcxo" }, .num_parents = 1, .ops = &clk_alpha_pll_fabia_ops, .vdd_class = &vdd_mx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_MIN] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1600000000, [VDD_NOMINAL] = 2000000000}, }, }, }; static struct clk_fixed_factor crc_div = { .mult = 1, .div = 1, .hw.init = &(struct clk_init_data){ .name = "crc_div", .parent_names = (const char *[]){ "gpu_cc_pll0" }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_fixed_factor_ops, }, }; /* 514MHz Configuration*/ static const struct alpha_pll_config gpu_cc_pll1_config = { .l = 0x1A, .cal_l = 0x3F, .alpha = 0xC555, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002067, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00004805, }; static struct clk_alpha_pll gpu_cc_pll1 = { .offset = 0x100, .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr = { .hw.init = &(struct clk_init_data){ .name = "gpu_cc_pll1", .parent_names = (const char *[]){ "bi_tcxo" }, .num_parents = 1, .ops = &clk_alpha_pll_fabia_ops, .vdd_class = &vdd_mx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_MIN] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1600000000, [VDD_NOMINAL] = 2000000000}, }, }, }; static const struct freq_tbl ftbl_gpu_cc_gmu_clk_src[] = { F(200000000, P_GPLL0_OUT_MAIN_DIV, 1.5, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gmu_clk_src = { .cmd_rcgr = 0x1120, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_0, .freq_tbl = ftbl_gpu_cc_gmu_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_gmu_clk_src", .parent_names = gpu_cc_parent_names_0, .num_parents = 6, .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] = 200000000}, }, }; static const struct freq_tbl ftbl_gpu_cc_gx_gfx3d_clk_src[] = { F(253000000, P_CRC_DIV, 1, 0, 0), F(355000000, P_CRC_DIV, 1, 0, 0), F(430000000, P_CRC_DIV, 1, 0, 0), F(565000000, P_CRC_DIV, 1, 0, 0), F(650000000, P_CRC_DIV, 1, 0, 0), F(800000000, P_CRC_DIV, 1, 0, 0), F(850000000, P_CRC_DIV, 1, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gx_gfx3d_clk_src = { .cmd_rcgr = 0x101c, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_1, .freq_tbl = ftbl_gpu_cc_gx_gfx3d_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gfx3d_clk_src", .parent_names = gpu_cc_parent_names_1, .num_parents = 7, .flags = CLK_SET_RATE_PARENT, .ops = &clk_rcg2_ops, .vdd_class = &vdd_gx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_GX_NUM]) { [VDD_GX_LOWER] = 253000000, [VDD_GX_LOW] = 355000000, [VDD_GX_LOW_L1] = 430000000, [VDD_GX_NOMINAL] = 565000000, [VDD_GX_NOMINAL_L1] = 650000000, [VDD_GX_HIGH] = 800000000, [VDD_GX_HIGH_L1] = 850000000}, }, }; static struct clk_branch gpu_cc_acd_ahb_clk = { .halt_reg = 0x1168, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1168, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_acd_ahb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_acd_cxo_clk = { .halt_reg = 0x1164, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1164, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_acd_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_ahb_clk = { .halt_reg = 0x1078, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1078, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_ahb_clk", .flags = CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_crc_ahb_clk = { .halt_reg = 0x107c, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x107c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_crc_ahb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gfx3d_clk = { .halt_reg = 0x10a4, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x10a4, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gfx3d_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gfx3d_slv_clk = { .halt_reg = 0x10a8, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x10a8, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gfx3d_slv_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gmu_clk = { .halt_reg = 0x1098, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1098, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_gmu_clk", .parent_names = (const char *[]){ "gpu_cc_gmu_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_snoc_dvm_clk = { .halt_reg = 0x108c, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x108c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_snoc_dvm_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_aon_clk = { .halt_reg = 0x1004, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1004, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_aon_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_clk = { .halt_reg = 0x109c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x109c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_cxo_clk = { .halt_reg = 0x1060, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1060, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_gfx3d_clk = { .halt_reg = 0x1054, .halt_check = BRANCH_HALT_SKIP, .clkr = { .enable_reg = 0x1054, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gfx3d_clk", .parent_names = (const char *[]){ "gpu_cc_gx_gfx3d_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_gmu_clk = { .halt_reg = 0x1064, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1064, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gmu_clk", .parent_names = (const char *[]){ "gpu_cc_gmu_clk_src", }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_vsense_clk = { .halt_reg = 0x1058, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1058, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_vsense_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_regmap *gpu_cc_lagoon_clocks[] = { [GPU_CC_ACD_AHB_CLK] = &gpu_cc_acd_ahb_clk.clkr, [GPU_CC_ACD_CXO_CLK] = &gpu_cc_acd_cxo_clk.clkr, [GPU_CC_AHB_CLK] = &gpu_cc_ahb_clk.clkr, [GPU_CC_CRC_AHB_CLK] = &gpu_cc_crc_ahb_clk.clkr, [GPU_CC_CX_GFX3D_CLK] = &gpu_cc_cx_gfx3d_clk.clkr, [GPU_CC_CX_GFX3D_SLV_CLK] = &gpu_cc_cx_gfx3d_slv_clk.clkr, [GPU_CC_CX_GMU_CLK] = &gpu_cc_cx_gmu_clk.clkr, [GPU_CC_CX_SNOC_DVM_CLK] = &gpu_cc_cx_snoc_dvm_clk.clkr, [GPU_CC_CXO_AON_CLK] = &gpu_cc_cxo_aon_clk.clkr, [GPU_CC_CXO_CLK] = &gpu_cc_cxo_clk.clkr, [GPU_CC_GMU_CLK_SRC] = &gpu_cc_gmu_clk_src.clkr, [GPU_CC_GX_CXO_CLK] = &gpu_cc_gx_cxo_clk.clkr, [GPU_CC_GX_GFX3D_CLK] = &gpu_cc_gx_gfx3d_clk.clkr, [GPU_CC_GX_GFX3D_CLK_SRC] = &gpu_cc_gx_gfx3d_clk_src.clkr, [GPU_CC_GX_GMU_CLK] = &gpu_cc_gx_gmu_clk.clkr, [GPU_CC_GX_VSENSE_CLK] = &gpu_cc_gx_vsense_clk.clkr, [GPU_CC_PLL0] = &gpu_cc_pll0.clkr, [GPU_CC_PLL1] = &gpu_cc_pll1.clkr, }; static const struct regmap_config gpu_cc_lagoon_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, .max_register = 0x8008, .fast_io = true, }; static const struct qcom_cc_desc gpu_cc_lagoon_desc = { .config = &gpu_cc_lagoon_regmap_config, .clks = gpu_cc_lagoon_clocks, .num_clks = ARRAY_SIZE(gpu_cc_lagoon_clocks), }; static const struct of_device_id gpu_cc_lagoon_match_table[] = { { .compatible = "qcom,lagoon-gpucc" }, { } }; MODULE_DEVICE_TABLE(of, gpu_cc_lagoon_match_table); static int gpu_cc_lagoon_probe(struct platform_device *pdev) { struct regmap *regmap; unsigned int value, mask; int ret; regmap = qcom_cc_map(pdev, &gpu_cc_lagoon_desc); if (IS_ERR(regmap)) return PTR_ERR(regmap); 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]); } vdd_gx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_gx"); if (IS_ERR(vdd_gx.regulator[0])) { if (!(PTR_ERR(vdd_gx.regulator[0]) == -EPROBE_DEFER)) dev_err(&pdev->dev, "Unable to get vdd_gx regulator\n"); return PTR_ERR(vdd_gx.regulator[0]); } vdd_mx.regulator[0] = devm_regulator_get(&pdev->dev, "vdd_mx"); if (IS_ERR(vdd_mx.regulator[0])) { if (!(PTR_ERR(vdd_mx.regulator[0]) == -EPROBE_DEFER)) dev_err(&pdev->dev, "Unable to get vdd_mx regulator\n"); return PTR_ERR(vdd_mx.regulator[0]); } /* Register clock fixed factor for CRC divide. */ ret = devm_clk_hw_register(&pdev->dev, &crc_div.hw); if (ret) { dev_err(&pdev->dev, "Failed to register hardware clock\n"); return ret; } clk_fabia_pll_configure(&gpu_cc_pll0, regmap, &gpu_cc_pll0_config); clk_fabia_pll_configure(&gpu_cc_pll1, regmap, &gpu_cc_pll1_config); ret = qcom_cc_really_probe(pdev, &gpu_cc_lagoon_desc, regmap); if (ret) { dev_err(&pdev->dev, "Failed to register GPU CC clocks\n"); return ret; } /* Recommended WAKEUP/SLEEP settings for the gpu_cc_cx_gmu_clk */ mask = CX_GMU_CBCR_WAKE_MASK << CX_GMU_CBCR_WAKE_SHIFT; mask |= CX_GMU_CBCR_SLEEP_MASK << CX_GMU_CBCR_SLEEP_SHIFT; value = 0xF << CX_GMU_CBCR_WAKE_SHIFT | 0xF << CX_GMU_CBCR_SLEEP_SHIFT; regmap_update_bits(regmap, gpu_cc_cx_gmu_clk.clkr.enable_reg, mask, value); dev_info(&pdev->dev, "Registered GPU CC clocks\n"); return 0; } static struct platform_driver gpu_cc_lagoon_driver = { .probe = gpu_cc_lagoon_probe, .driver = { .name = "lagoon-gpucc", .of_match_table = gpu_cc_lagoon_match_table, }, }; static int __init gpu_cc_lagoon_init(void) { return platform_driver_register(&gpu_cc_lagoon_driver); } core_initcall(gpu_cc_lagoon_init); static void __exit gpu_cc_lagoon_exit(void) { platform_driver_unregister(&gpu_cc_lagoon_driver); } module_exit(gpu_cc_lagoon_exit); MODULE_DESCRIPTION("QTI GPU_CC LAGOON Driver"); MODULE_LICENSE("GPL v2");
drivers/clk/qcom/vdd-level-lito.h +25 −0 Original line number Diff line number Diff line Loading @@ -32,4 +32,29 @@ static int vdd_corner[] = { [VDD_HIGH_L1] = RPMH_REGULATOR_LEVEL_TURBO_L1, }; enum vdd_gx_levels { VDD_GX_NONE, VDD_GX_MIN, /* MIN SVS */ VDD_GX_LOWER, /* SVS2 */ VDD_GX_LOW, /* SVS */ VDD_GX_LOW_L1, /* SVSL1 */ VDD_GX_NOMINAL, /* NOM */ VDD_GX_NOMINAL_L1, /* NOM1 */ VDD_GX_HIGH, /* TURBO */ VDD_GX_HIGH_L1, /* TURBO1 */ VDD_GX_NUM, }; static int vdd_gx_corner[] = { [VDD_GX_NONE] = 0, [VDD_GX_MIN] = RPMH_REGULATOR_LEVEL_MIN_SVS, [VDD_GX_LOWER] = RPMH_REGULATOR_LEVEL_LOW_SVS, [VDD_GX_LOW] = RPMH_REGULATOR_LEVEL_SVS, [VDD_GX_LOW_L1] = RPMH_REGULATOR_LEVEL_SVS_L1, [VDD_GX_NOMINAL] = RPMH_REGULATOR_LEVEL_NOM, [VDD_GX_NOMINAL_L1] = RPMH_REGULATOR_LEVEL_NOM_L1, [VDD_GX_HIGH] = RPMH_REGULATOR_LEVEL_TURBO, [VDD_GX_HIGH_L1] = RPMH_REGULATOR_LEVEL_TURBO_L1, }; #endif