Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs
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7.7.5. Summary Table of Registers Used to Program Clocks
| Clock Name | *.src | *.cnt (n+1 divider) | *.div (2^n divider) | Clock Gate (enable) | |
|---|---|---|---|---|---|
| CORES | |||||
| core3_clk | — | ctlgrp.core23ctr.src = 0 (Main_PLL_C0) = 1 (Peri_PLL) |
ctlgrp.core3ctr.cnt | — | mainpllgrp.en.core3en |
| core2_clk | — | ctlgrp.core2ctr.cnt | — | mainpllgrp.en.core2en | |
| core1_clk | — | Ctlgrp.core01ctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C0) |
ctlgrp.core01ctr.cnt | — | mainpllgrp.en.core1en |
| core0_clk | — | mainpllgrp.en.core0en | |||
| DSU/APS | |||||
| mpu_free_clk | — | Ctlgrp.dsuctr.src = 0 (Main_PLL_C2) = 1 (Peri_PLL_C0) |
Ctlgrp.dsuctr.cnt | — | — |
| mpu_clk | — | — | — | ||
| Mpu_ccu_clk | — | Mainpllgrp.nocdiv.ccudiv | — | ||
| Mpu_periph_clk | — | Mainpllgrp.nocdiv.mpuperiphdiv | — | ||
| PSS NOC | |||||
| l3_main_free_clk | — | Mainpllgrp.nocclk.src = 0 (Main_PLL_C3) = 1 (Peri_PLL_C1) |
— | — | — |
| l4_main_clk | — | — | Mainpllgrp.en.l4mainclken | ||
| l4_mp_clk | — | Mainpllgrp.nocdiv.l4mpclk | Mainpllgrp.en.l4mpclken | ||
| l4_sp_clk | — | Mainpllgrp.nocdiv.l4spclk | Mainpllgrp.en.l4spclken | ||
| l4_sys_free_clk | — | Mainpllgrp.nocdiv.l4sysfreeclk | — | ||
| SPIM: spim[1,0]_sclk_out | — | l4_main_clk | — | — | Perpllgrp.en.spim_[1,0]_clken |
| SPIS: spis[1,0]_sclk_in |
— | — | — | Perpllgrp.en.spis_[1,0]_clken | |
| DMA: dmac_core_clk, aclk_mi |
— | — | — | Perpllgrp.en.dmaclken | |
| DMA: hs_clk |
— | l4_mp_clk | — | — | Perpllgrp.en.dmaclken |
| USB2OTG: hclk, pmu_hclk, utmi_clk |
— | — | — | perpllgrp.en.usb2clken | |
| I3C: core_clk |
— | — | — | Perpllgrp.en.i3c_[1,0]_clken | |
| I2C: pclk |
— | l4_sp_clk | — | — | Perpllgrp.en.i2c_[1,0]_clken |
| UART: pclk |
— | — | — | Perpllgrp.en.uart_[1,0]_clken | |
| SP TIMER: pclk |
— | — | — | Perpllgrp.en.spitimer_[1,0]_clken | |
| MPFE | |||||
| --- | — | --- | — | — | — |
| EMAC | |||||
| emac0_clk | Emac0sel = 0 | Ctlgrp.emacActr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacActr.cnt | — | Perpllgrp.en.emac0en |
| Emac0sel = 1 | Ctlgrp.emacBctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacBctr.cnt | — | ||
| Emac1_clk | Emac1sel = 0 | Ctlgrp.emacActr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacActr.cnt | — | Perpllgrp.en.emac1en |
| Emac1sel = 1 | Ctlgrp.emacBctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacBctr.cnt | — | ||
| Emac2_clk | Emac2sel = 0 | Ctlgrp.emacActr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacActr.cnt | — | Perpllgrp.en.emac2en |
| Emac2sel = 1 | Ctlgrp.emacBctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.emacBctr.cnt | — | ||
| emac_ptp_clk | — | Ctlgrp.emacPTPctr.src = 0 (Main_PLL_C3) = 1 (Peri_PLL_C3) |
Ctlgrp.emacPTPctr.cnt | — | Perpllgrp.en.emacPTPen |
| USB3.1 | |||||
| Usb31_ref_clk | — | Ctlgrp.usb31ctr.src = 0 (Main_PLL_C3) = 1 (Peri_PLL_C2) |
Ctlgrp.usb31ctr.cnt | — | Perpllgrp.en.usb31clken |
| SD/eMMC / NAND / SoftPHY | |||||
| SoftPHY: phy_clk |
— | l4_mp_clk | — | Mainpllgrp.nocdiv.softphydiv | — |
| SoftPHY: dfi_clk |
— | phy_clk | — | System_Mgr.dfi_interface_cfg.dfi_ctrl_sel 42 |
— |
| SD/eMMC: sdphy_reg_clk, S_pclk, clk | — | l4_mp_clk | — | — | Perpllgrp.en.sdmmcclken |
| SD/eMMC: Sdmclk |
— | dfi_clk | — | — | |
| NAND: bch_clk, mACLK, regPCLK, Phy_reg_pclk |
— | l4_mp_clk | — | — | Perpllgrp.en.nandclken |
| NAND: nf_clk |
— | dfi_clk | — | — | |
| SoftPHY: reg_pclk |
— | l4_mp_clk | — | — | Perpllgrp.en.softphyclken |
| SoftPHY: clk_ctrl |
— | dfi_clk | — | — | |
| SoftPHY: clk_phy |
— | phy_clk | — | — | |
| H2F | |||||
| h2f_user0_clk | — | Ctlgrp.s2fuser0ctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.s2fuser0ctr.cnt | — | Mainpllgrp.en.s2fuser0clken |
| h2f_user1_clk | — | Ctlgrp.s2fuser1ctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.s2fuser1ctr.cnt | — | perpllgrp.en.s2fuser1clken |
| GPIO | |||||
| gpio_db_clk | — | Ctlgrp.gpiodbctr.src = 0 (Main_PLL_C3) = 1 (Peri_PLL_C1) |
Ctlgrp.gpiodbctr.cnt | Perpllgrp.gpiodiv.gpiodbclk 43 |
Perpllgrp.en.gpiodben |
| CoreSight | |||||
| cs_at_clk | — | Mainpllgrp.nocclk.src = 0 (Main_PLL_C3) = 1 (Peri_PLL_C1) |
— | Mainpllgrp.nocdiv.csclk | Mainpllgrp.en.csclken |
| cs_pdbg_clk | — | Mainpllgrp.nocdiv.cspdbgclk | |||
| cs_trace_clk | — | Mainpllgrp.nocdiv.cstraceclk | |||
| PSI | |||||
| psi_ref_clk | — | Ctlgrp.psirefctr.src = 0 (Main_PLL_C1) = 1 (Peri_PLL_C3) |
Ctlgrp.psirefctr.cnt | — | Perpllgrp.en.psiclken |