/* SPDX-License-Identifier: GPL-2.0-only */ #include <assert.h> #include <commonlib/helpers.h> #include <device/mmio.h> #include <soc/clock.h> #include <types.h> static struct clock_freq_config qspi_core_cfg[] = { { .hz = SRC_XO_HZ, /* 19.2KHz */ .src = SRC_XO_19_2MHZ, .div = QCOM_CLOCK_DIV(1), }, { .hz = 100 * MHz, .src = SRC_GPLL0_MAIN_600MHZ, .div = QCOM_CLOCK_DIV(6), }, { .hz = 150 * MHz, .src = SRC_GPLL0_MAIN_600MHZ, .div = QCOM_CLOCK_DIV(4), }, { .hz = 200 * MHz, .src = SRC_GPLL0_MAIN_600MHZ, .div = QCOM_CLOCK_DIV(3), }, { .hz = 400 * MHz, .src = SRC_GPLL0_MAIN_600MHZ, .div = QCOM_CLOCK_DIV(1.5), }, }; static struct clock_freq_config qupv3_wrap_cfg[] = { { .hz = SRC_XO_HZ, /* 19.2KHz */ .src = SRC_XO_19_2MHZ, .div = QCOM_CLOCK_DIV(1), }, { .hz = 32 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(1), .m = 8, .n = 75, .d_2 = 75, }, { .hz = 48 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(1), .m = 4, .n = 25, .d_2 = 25, }, { .hz = 64 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(1), .m = 16, .n = 75, .d_2 = 75, }, { .hz = 96 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(1), .m = 8, .n = 25, .d_2 = 25, }, { .hz = 100 * MHz, .src = SRC_GPLL0_MAIN_600MHZ, .div = QCOM_CLOCK_DIV(6), }, { .hz = SRC_XO_HZ, /* 19.2KHz */ .src = SRC_XO_19_2MHZ, .div = QCOM_CLOCK_DIV(1), }, { .hz = SRC_XO_HZ, /* 19.2KHz */ .src = SRC_XO_19_2MHZ, .div = QCOM_CLOCK_DIV(1), }, }; static struct clock_freq_config sdcc1_core_cfg[] = { { .hz = 100 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(3), }, { .hz = 192 * MHz, .src = SRC_GPLL10_MAIN_384MHZ, .div = QCOM_CLOCK_DIV(2), }, { .hz = 384 * MHz, .src = SRC_GPLL10_MAIN_384MHZ, .div = QCOM_CLOCK_DIV(1), }, }; static struct clock_freq_config sdcc2_core_cfg[] = { { .hz = 50 * MHz, .src = SRC_GPLL0_EVEN_300MHZ, .div = QCOM_CLOCK_DIV(6), }, { .hz = 202 * MHz, .src = SRC_GPLL9_MAIN_808MHZ, .div = QCOM_CLOCK_DIV(4), }, }; static struct pcie pcie_cfg[] = { [PCIE_1_GDSC] = { .gdscr = &gcc->pcie_1.gdscr, }, [PCIE_1_SLV_Q2A_AXI_CLK] = { .clk = &gcc->pcie_1.slv_q2a_axi_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_SLV_Q2A_AXI_CLK_ENA, }, [PCIE_1_SLV_AXI_CLK] = { .clk = &gcc->pcie_1.slv_axi_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_SLV_AXI_CLK_ENA, }, [PCIE_1_MSTR_AXI_CLK] = { .clk = &gcc->pcie_1.mstr_axi_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_MSTR_AXI_CLK_ENA, }, [PCIE_1_CFG_AHB_CLK] = { .clk = &gcc->pcie_1.cfg_ahb_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_CFG_AHB_CLK_ENA, }, [PCIE_1_AUX_CLK] = { .clk = &gcc->pcie_1.aux_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_AUX_CLK_ENA, }, [AGGRE_NOC_PCIE_TBU_CLK] = { .clk = &gcc->aggre_noc_pcie_tbu_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = AGGRE_NOC_PCIE_TBU_CLK_ENA, }, [AGGRE_NOC_PCIE_1_AXI_CLK] = { .clk = &gcc->pcie_1.aggre_noc_pcie_axi_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = AGGRE_NOC_PCIE_1_AXI_CLK_ENA, }, [DDRSS_PCIE_SF_CLK] = { .clk = &gcc->pcie_1.ddrss_pcie_sf_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = DDRSS_PCIE_SF_CLK_ENA, }, [PCIE1_PHY_RCHNG_CLK] = { .clk = &gcc->pcie_1.phy_rchng_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE1_PHY_RCHNG_CLK_ENA, }, [AGGRE_NOC_PCIE_CENTER_SF_AXI_CLK] = { .clk = &gcc->pcie_1.aggre_noc_pcie_center_sf_axi_cbcr, .clk_br_en = &gcc->apcs_clk_br_en1, .vote_bit = AGGRE_NOC_PCIE_CENTER_SF_AXI_CLK_ENA, }, [PCIE_1_PIPE_CLK] = { .clk = &gcc->pcie_1.pipe_cbcr, .clk_br_en = &gcc->apcs_clk_br_en, .vote_bit = PCIE_1_PIPE_CLK_ENA, }, [PCIE_CLKREF_EN] = { .clk = &gcc->pcie_clkref_en, .vote_bit = NO_VOTE_BIT, }, [GCC_PCIE_1_PIPE_MUXR] = { .clk = &gcc->pcie_1.pipe_muxr, .vote_bit = NO_VOTE_BIT, }, }; static struct clock_freq_config mdss_mdp_cfg[] = { { .hz = 200 * MHz, .src = SRC_GCC_DISP_GPLL0_CLK, .div = QCOM_CLOCK_DIV(3), }, { .hz = 300 * MHz, .src = SRC_GCC_DISP_GPLL0_CLK, .div = QCOM_CLOCK_DIV(2), }, { .hz = 400 * MHz, .src = SRC_GCC_DISP_GPLL0_CLK, .div = QCOM_CLOCK_DIV(1.5), }, }; static struct clock_rcg *mdss_clock[MDSS_CLK_COUNT] = { [MDSS_CLK_MDP] = &mdss->mdp, [MDSS_CLK_VSYNC] = &mdss->vsync, [MDSS_CLK_ESC0] = &mdss->esc0, [MDSS_CLK_BYTE0] = &mdss->byte0, [MDSS_CLK_BYTE0_INTF] = &mdss->byte0, [MDSS_CLK_AHB] = &mdss->mdss_ahb, [MDSS_CLK_EDP_LINK] = &mdss->edp_link, [MDSS_CLK_EDP_LINK_INTF] = &mdss->edp_link, [MDSS_CLK_EDP_AUX] = &mdss->edp_aux, }; static struct clock_rcg_mnd *mdss_clock_mnd[MDSS_CLK_COUNT] = { [MDSS_CLK_PCLK0] = &mdss->pclk0, [MDSS_CLK_EDP_PIXEL] = &mdss->edp_pixel, }; static u32 *mdss_cbcr[MDSS_CLK_COUNT] = { [GCC_DISP_AHB] = &gcc->disp_ahb_cbcr, [GCC_DISP_HF_AXI] = &gcc->disp_hf_axi_cbcr, [GCC_DISP_SF_AXI] = &gcc->disp_sf_axi_cbcr, [GCC_EDP_CLKREF_EN] = &gcc->edp_clkref_en, [MDSS_CLK_PCLK0] = &mdss->pclk0_cbcr, [MDSS_CLK_MDP] = &mdss->mdp_cbcr, [MDSS_CLK_VSYNC] = &mdss->vsync_cbcr, [MDSS_CLK_BYTE0] = &mdss->byte0_cbcr, [MDSS_CLK_BYTE0_INTF] = &mdss->byte0_intf_cbcr, [MDSS_CLK_ESC0] = &mdss->esc0_cbcr, [MDSS_CLK_AHB] = &mdss->ahb_cbcr, [MDSS_CLK_EDP_PIXEL] = &mdss->edp_pixel_cbcr, [MDSS_CLK_EDP_LINK] = &mdss->edp_link_cbcr, [MDSS_CLK_EDP_LINK_INTF] = &mdss->edp_link_intf_cbcr, [MDSS_CLK_EDP_AUX] = &mdss->edp_aux_cbcr, }; static u32 *gdsc[MAX_GDSC] = { [PCIE_1_GDSC] = &gcc->pcie_1.gdscr, [MDSS_CORE_GDSC] = &mdss->core_gdsc, }; static enum cb_err clock_configure_gpll0(void) { struct alpha_pll_reg_val_config gpll0_cfg = {0}; gpll0_cfg.reg_user_ctl = &gcc->gpll0.user_ctl; gpll0_cfg.user_ctl_val = (1 << PLL_POST_DIV_EVEN_SHFT | 3 << PLL_POST_DIV_ODD_SHFT | 1 << PLL_PLLOUT_EVEN_SHFT | 1 << PLL_PLLOUT_MAIN_SHFT | 1 << PLL_PLLOUT_ODD_SHFT); return clock_configure_enable_gpll(&gpll0_cfg, false, 0); } void clock_configure_qspi(uint32_t hz) { clock_configure(&gcc->qspi_core, qspi_core_cfg, hz, ARRAY_SIZE(qspi_core_cfg)); clock_enable(&gcc->qspi_cnoc_ahb_cbcr); clock_enable(&gcc->qspi_core_cbcr); } void clock_enable_qup(int qup) { struct qupv3_clock *qup_clk; int s = qup % QUP_WRAP1_S0, clk_en_off; qup_clk = qup < QUP_WRAP1_S0 ? &gcc->qup_wrap0_s[s] : &gcc->qup_wrap1_s[s]; if (qup < QUP_WRAP1_S6) { clk_en_off = qup < QUP_WRAP1_S0 ? QUPV3_WRAP0_CLK_ENA_S(s) : QUPV3_WRAP1_CLK_ENA_S(s); clock_enable_vote(&qup_clk->cbcr, &gcc->apcs_clk_br_en1, clk_en_off); } else { clk_en_off = QUPV3_WRAP1_CLK_ENA_1_S(s); clock_enable_vote(&qup_clk->cbcr, &gcc->apcs_clk_br_en, clk_en_off); } } void clock_configure_sdcc1(uint32_t hz) { if (hz > CLK_100MHZ) { struct alpha_pll_reg_val_config gpll10_cfg = {0}; gpll10_cfg.reg_mode = &gcc->gpll10.mode; gpll10_cfg.reg_opmode = &gcc->gpll10.opmode; gpll10_cfg.reg_l = &gcc->gpll10.l; gpll10_cfg.l_val = 0x14; gpll10_cfg.reg_cal_l = &gcc->gpll10.cal_l; gpll10_cfg.cal_l_val = 0x44; gpll10_cfg.fsm_enable = true; gpll10_cfg.reg_apcs_pll_br_en = &gcc->apcs_pll_br_en; clock_configure_enable_gpll(&gpll10_cfg, true, 9); } clock_configure((struct clock_rcg *)&gcc->sdcc1, sdcc1_core_cfg, hz, ARRAY_SIZE(sdcc1_core_cfg)); clock_enable(&gcc->sdcc1_ahb_cbcr); clock_enable(&gcc->sdcc1_apps_cbcr); } void clock_configure_sdcc2(uint32_t hz) { if (hz > CLK_100MHZ) { struct alpha_pll_reg_val_config gpll9_cfg = {0}; gpll9_cfg.reg_mode = &gcc->gpll9.mode; gpll9_cfg.reg_opmode = &gcc->gpll9.opmode; gpll9_cfg.reg_alpha = &gcc->gpll9.alpha; gpll9_cfg.alpha_val = 0x1555; gpll9_cfg.reg_l = &gcc->gpll9.l; gpll9_cfg.l_val = 0x2A; gpll9_cfg.reg_cal_l = &gcc->gpll9.cal_l; gpll9_cfg.cal_l_val = 0x44; gpll9_cfg.fsm_enable = true; gpll9_cfg.reg_apcs_pll_br_en = &gcc->apcs_pll_br_en; clock_configure_enable_gpll(&gpll9_cfg, true, 8); } clock_configure((struct clock_rcg *)&gcc->sdcc2, sdcc2_core_cfg, hz, ARRAY_SIZE(sdcc2_core_cfg)); clock_enable(&gcc->sdcc2_ahb_cbcr); clock_enable(&gcc->sdcc2_apps_cbcr); } void clock_configure_dfsr(int qup) { clock_configure_dfsr_table(qup, qupv3_wrap_cfg, ARRAY_SIZE(qupv3_wrap_cfg)); } static enum cb_err pll_init_and_set(struct sc7280_apss_clock *apss, u32 l_val) { struct alpha_pll_reg_val_config pll_cfg = {0}; int ret; u32 gfmux_val, regval; pll_cfg.reg_l = &apss->pll.l; pll_cfg.l_val = l_val; pll_cfg.reg_config_ctl = &apss->pll.config_ctl_lo; pll_cfg.reg_config_ctl_hi = &apss->pll.config_ctl_hi; pll_cfg.reg_config_ctl_hi1 = &apss->pll.config_ctl_u1; regval = read32(&apss->pll.config_ctl_lo); pll_cfg.config_ctl_val = regval & (~(0x2 << K_P_SHFT | 0x2 << K_I_SHFT)); regval = read32(&apss->pll.config_ctl_hi); pll_cfg.config_ctl_hi_val = (regval | (BIT(KLSB_SHFT) | BIT(RON_MODE_SHFT))) & (~(0x4 << KLSB_SHFT)); regval = read32(&apss->pll.config_ctl_u1); pll_cfg.config_ctl_hi1_val = (regval | BIT(FAST_LOCK_LOW_L_SHFT)) & ~BIT(DCO_BIAS_ADJ_SHFT); ret = clock_configure_enable_gpll(&pll_cfg, false, 0); if (ret != CB_SUCCESS) return CB_ERR; pll_cfg.reg_mode = &apss->pll.mode; pll_cfg.reg_opmode = &apss->pll.opmode; pll_cfg.reg_user_ctl = &apss->pll.user_ctl; ret = zonda_pll_enable(&pll_cfg); if (ret != CB_SUCCESS) return CB_ERR; gfmux_val = read32(&apss->cfg_gfmux) & ~GFMUX_SRC_SEL_BMSK; gfmux_val |= APCS_SRC_EARLY; write32(&apss->cfg_gfmux, gfmux_val); return CB_SUCCESS; } enum cb_err clock_enable_gdsc(enum clk_gdsc gdsc_type) { if (gdsc_type > MAX_GDSC) return CB_ERR; return enable_and_poll_gdsc_status(gdsc[gdsc_type]); } enum cb_err mdss_clock_configure(enum clk_mdss clk_type, uint32_t hz, uint32_t source, uint32_t divider, uint32_t m, uint32_t n, uint32_t d_2) { struct clock_freq_config mdss_clk_cfg; uint32_t idx; if (clk_type >= MDSS_CLK_COUNT) return CB_ERR; /* Initialize it with received arguments */ mdss_clk_cfg.div = divider ? QCOM_CLOCK_DIV(divider) : 0; mdss_clk_cfg.src = source; mdss_clk_cfg.m = m; mdss_clk_cfg.n = n; mdss_clk_cfg.d_2 = d_2; mdss_clk_cfg.hz = hz; if (clk_type == MDSS_CLK_MDP) { for (idx = 0; idx < ARRAY_SIZE(mdss_mdp_cfg); idx++) { if (hz <= mdss_mdp_cfg[idx].hz) { mdss_clk_cfg.src = mdss_mdp_cfg[idx].src; mdss_clk_cfg.div = mdss_mdp_cfg[idx].div; mdss_clk_cfg.hz = mdss_mdp_cfg[idx].hz; mdss_clk_cfg.m = 0; break; } } } switch (clk_type) { case MDSS_CLK_EDP_PIXEL: case MDSS_CLK_PCLK0: return clock_configure((struct clock_rcg *) mdss_clock_mnd[clk_type], &mdss_clk_cfg, mdss_clk_cfg.hz, 1); default: return clock_configure(mdss_clock[clk_type], &mdss_clk_cfg, mdss_clk_cfg.hz, 1); } } enum cb_err mdss_clock_enable(enum clk_mdss clk_type) { if (clk_type >= MDSS_CLK_COUNT) return CB_ERR; /* Enable clock */ return clock_enable(mdss_cbcr[clk_type]); } enum cb_err clock_enable_pcie(enum clk_pcie clk_type) { int clk_vote_bit; if (clk_type >= PCIE_CLK_COUNT) return CB_ERR; clk_vote_bit = pcie_cfg[clk_type].vote_bit; if (clk_vote_bit < 0) return clock_enable(pcie_cfg[clk_type].clk); clock_enable_vote(pcie_cfg[clk_type].clk, pcie_cfg[clk_type].clk_br_en, pcie_cfg[clk_type].vote_bit); return CB_SUCCESS; } enum cb_err clock_configure_mux(enum clk_pcie clk_type, u32 src_type) { if (clk_type >= PCIE_CLK_COUNT) return CB_ERR; /* Set clock src */ write32(pcie_cfg[clk_type].clk, src_type); return CB_SUCCESS; } static void speed_up_boot_cpu(void) { /* 1516.8 MHz */ if (!pll_init_and_set(apss_silver, L_VAL_1516P8MHz)) printk(BIOS_DEBUG, "Silver Frequency bumped to 1.5168(GHz)\n"); /* 1190.4 MHz */ if (!pll_init_and_set(apss_l3, L_VAL_1190P4MHz)) printk(BIOS_DEBUG, "L3 Frequency bumped to 1.1904(GHz)\n"); } void clock_init(void) { clock_configure_gpll0(); clock_enable_vote(&gcc->qup_wrap0_core_2x_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP0_CORE_2X_CLK_ENA); clock_enable_vote(&gcc->qup_wrap0_core_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP0_CORE_CLK_ENA); clock_enable_vote(&gcc->qup_wrap0_m_ahb_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP_0_M_AHB_CLK_ENA); clock_enable_vote(&gcc->qup_wrap0_s_ahb_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP_0_S_AHB_CLK_ENA); clock_enable_vote(&gcc->qup_wrap1_core_2x_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP1_CORE_2X_CLK_ENA); clock_enable_vote(&gcc->qup_wrap1_core_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP1_CORE_CLK_ENA); clock_enable_vote(&gcc->qup_wrap1_m_ahb_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP_1_M_AHB_CLK_ENA); clock_enable_vote(&gcc->qup_wrap1_s_ahb_cbcr, &gcc->apcs_clk_br_en1, QUPV3_WRAP_1_S_AHB_CLK_ENA); speed_up_boot_cpu(); }