diff options
Diffstat (limited to 'arch/arm/cpu/armv7/omap5/clocks.c')
-rw-r--r-- | arch/arm/cpu/armv7/omap5/clocks.c | 396 |
1 files changed, 0 insertions, 396 deletions
diff --git a/arch/arm/cpu/armv7/omap5/clocks.c b/arch/arm/cpu/armv7/omap5/clocks.c index a90f922..da5b3ac 100644 --- a/arch/arm/cpu/armv7/omap5/clocks.c +++ b/arch/arm/cpu/armv7/omap5/clocks.c @@ -47,210 +47,6 @@ #define puts(s) #endif -const u32 sys_clk_array[8] = { - 12000000, /* 12 MHz */ - 0, /* NA */ - 16800000, /* 16.8 MHz */ - 19200000, /* 19.2 MHz */ - 26000000, /* 26 MHz */ - 0, /* NA */ - 38400000, /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_1_5ghz[NUM_SYS_CLKS] = { - {125, 0, 1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {625, 6, 1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {625, 7, 1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {750, 12, 1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {625, 15, 1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_2ghz[NUM_SYS_CLKS] = { - {500, 2, 1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {2024, 16, 1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {625, 5, 1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {1000, 12, 1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {625, 11, 1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_1100mhz[NUM_SYS_CLKS] = { - {275, 2, 1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {1375, 20, 1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {1375, 23, 1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {550, 12, 1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {1375, 47, 1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_800mhz[NUM_SYS_CLKS] = { - {200, 2, 1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {1000, 20, 1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {375, 8, 1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {400, 12, 1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {375, 17, 1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_400mhz[NUM_SYS_CLKS] = { - {200, 2, 2, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {1000, 20, 2, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {375, 8, 2, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {400, 12, 2, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {375, 17, 2, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params mpu_dpll_params_550mhz[NUM_SYS_CLKS] = { - {275, 2, 2, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {1375, 20, 2, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {1375, 23, 2, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {550, 12, 2, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {1375, 47, 2, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params - core_dpll_params_2128mhz_ddr532[NUM_SYS_CLKS] = { - {266, 2, 2, 5, 8, 4, 62, 5, 5, 7}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {570, 8, 2, 5, 8, 4, 62, 5, 5, 7}, /* 16.8 MHz */ - {665, 11, 2, 5, 8, 4, 62, 5, 5, 7}, /* 19.2 MHz */ - {532, 12, 2, 5, 8, 4, 62, 5, 5, 7}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {665, 23, 2, 5, 8, 4, 62, 5, 5, 7} /* 38.4 MHz */ -}; - -static const struct dpll_params - core_dpll_params_2128mhz_ddr266[NUM_SYS_CLKS] = { - {266, 2, 4, 5, 8, 8, 62, 10, 10, 14}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {570, 8, 4, 5, 8, 8, 62, 10, 10, 14}, /* 16.8 MHz */ - {665, 11, 4, 5, 8, 8, 62, 10, 10, 14}, /* 19.2 MHz */ - {532, 12, 4, 8, 8, 8, 62, 10, 10, 14}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {665, 23, 4, 8, 8, 8, 62, 10, 10, 14} /* 38.4 MHz */ -}; - -static const struct dpll_params per_dpll_params_768mhz[NUM_SYS_CLKS] = { - {32, 0, 4, 3, 6, 4, -1, 2, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {160, 6, 4, 3, 6, 4, -1, 2, -1, -1}, /* 16.8 MHz */ - {20, 0, 4, 3, 6, 4, -1, 2, -1, -1}, /* 19.2 MHz */ - {192, 12, 4, 3, 6, 4, -1, 2, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {10, 0, 4, 3, 6, 4, -1, 2, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = { - {1165, 11, -1, -1, 5, 6, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {2011, 28, -1, -1, 5, 6, -1, -1, -1, -1}, /* 16.8 MHz */ - {1881, 30, -1, -1, 5, 6, -1, -1, -1, -1}, /* 19.2 MHz */ - {1165, 25, -1, -1, 5, 6, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {1972, 64, -1, -1, 5, 6, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -/* ABE M & N values with sys_clk as source */ -static const struct dpll_params - abe_dpll_params_sysclk_196608khz[NUM_SYS_CLKS] = { - {49, 5, 1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {35, 5, 1, 1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {46, 8, 1, 1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {34, 8, 1, 1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {64, 24, 1, 1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -/* ABE M & N values with 32K clock as source */ -static const struct dpll_params abe_dpll_params_32k_196608khz = { - 750, 0, 1, 1, -1, -1, -1, -1, -1, -1 -}; - -static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { - {400, 4, 2, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {400, 6, 2, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {400, 7, 2, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {480, 12, 2, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {400, 15, 2, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -void setup_post_dividers(u32 const base, const struct dpll_params *params) -{ - struct dpll_regs *const dpll_regs = (struct dpll_regs *)base; - - /* Setup post-dividers */ - if (params->m2 >= 0) - writel(params->m2, &dpll_regs->cm_div_m2_dpll); - if (params->m3 >= 0) - writel(params->m3, &dpll_regs->cm_div_m3_dpll); - if (params->h11 >= 0) - writel(params->h11, &dpll_regs->cm_div_h11_dpll); - if (params->h12 >= 0) - writel(params->h12, &dpll_regs->cm_div_h12_dpll); - if (params->h13 >= 0) - writel(params->h13, &dpll_regs->cm_div_h13_dpll); - if (params->h14 >= 0) - writel(params->h14, &dpll_regs->cm_div_h14_dpll); - if (params->h22 >= 0) - writel(params->h22, &dpll_regs->cm_div_h22_dpll); - if (params->h23 >= 0) - writel(params->h23, &dpll_regs->cm_div_h23_dpll); -} - -const struct dpll_params *get_mpu_dpll_params(void) -{ - u32 sysclk_ind = get_sys_clk_index(); - return &mpu_dpll_params_800mhz[sysclk_ind]; -} - -const struct dpll_params *get_core_dpll_params(void) -{ - u32 sysclk_ind = get_sys_clk_index(); - - /* Configuring the DDR to be at 532mhz */ - return &core_dpll_params_2128mhz_ddr532[sysclk_ind]; -} - -const struct dpll_params *get_per_dpll_params(void) -{ - u32 sysclk_ind = get_sys_clk_index(); - return &per_dpll_params_768mhz[sysclk_ind]; -} - -const struct dpll_params *get_iva_dpll_params(void) -{ - u32 sysclk_ind = get_sys_clk_index(); - return &iva_dpll_params_2330mhz[sysclk_ind]; -} - -const struct dpll_params *get_usb_dpll_params(void) -{ - u32 sysclk_ind = get_sys_clk_index(); - return &usb_dpll_params_1920mhz[sysclk_ind]; -} - -const struct dpll_params *get_abe_dpll_params(void) -{ -#ifdef CONFIG_SYS_OMAP_ABE_SYSCK - u32 sysclk_ind = get_sys_clk_index(); - return &abe_dpll_params_sysclk_196608khz[sysclk_ind]; -#else - return &abe_dpll_params_32k_196608khz; -#endif -} - /* * Setup the voltages for vdd_mpu, vdd_core, and vdd_iva * We set the maximum voltages allowed here because Smart-Reflex is not @@ -300,195 +96,3 @@ u32 get_offset_code(u32 volt_offset) */ return offset_code + 6; } - -/* - * Enable essential clock domains, modules and - * do some additional special settings needed - */ -void enable_basic_clocks(void) -{ - u32 const clk_domains_essential[] = { - (*prcm)->cm_l4per_clkstctrl, - (*prcm)->cm_l3init_clkstctrl, - (*prcm)->cm_memif_clkstctrl, - (*prcm)->cm_l4cfg_clkstctrl, - 0 - }; - - u32 const clk_modules_hw_auto_essential[] = { - (*prcm)->cm_l3_2_gpmc_clkctrl, - (*prcm)->cm_memif_emif_1_clkctrl, - (*prcm)->cm_memif_emif_2_clkctrl, - (*prcm)->cm_l4cfg_l4_cfg_clkctrl, - (*prcm)->cm_wkup_gpio1_clkctrl, - (*prcm)->cm_l4per_gpio2_clkctrl, - (*prcm)->cm_l4per_gpio3_clkctrl, - (*prcm)->cm_l4per_gpio4_clkctrl, - (*prcm)->cm_l4per_gpio5_clkctrl, - (*prcm)->cm_l4per_gpio6_clkctrl, - 0 - }; - - u32 const clk_modules_explicit_en_essential[] = { - (*prcm)->cm_wkup_gptimer1_clkctrl, - (*prcm)->cm_l3init_hsmmc1_clkctrl, - (*prcm)->cm_l3init_hsmmc2_clkctrl, - (*prcm)->cm_l4per_gptimer2_clkctrl, - (*prcm)->cm_wkup_wdtimer2_clkctrl, - (*prcm)->cm_l4per_uart3_clkctrl, - (*prcm)->cm_l4per_i2c1_clkctrl, - 0 - }; - - /* Enable optional additional functional clock for GPIO4 */ - setbits_le32((*prcm)->cm_l4per_gpio4_clkctrl, - GPIO4_CLKCTRL_OPTFCLKEN_MASK); - - /* Enable 96 MHz clock for MMC1 & MMC2 */ - setbits_le32((*prcm)->cm_l3init_hsmmc1_clkctrl, - HSMMC_CLKCTRL_CLKSEL_MASK); - setbits_le32((*prcm)->cm_l3init_hsmmc2_clkctrl, - HSMMC_CLKCTRL_CLKSEL_MASK); - - /* Set the correct clock dividers for mmc */ - setbits_le32((*prcm)->cm_l3init_hsmmc1_clkctrl, - HSMMC_CLKCTRL_CLKSEL_DIV_MASK); - setbits_le32((*prcm)->cm_l3init_hsmmc2_clkctrl, - HSMMC_CLKCTRL_CLKSEL_DIV_MASK); - - /* Select 32KHz clock as the source of GPTIMER1 */ - setbits_le32((*prcm)->cm_wkup_gptimer1_clkctrl, - GPTIMER1_CLKCTRL_CLKSEL_MASK); - - do_enable_clocks(clk_domains_essential, - clk_modules_hw_auto_essential, - clk_modules_explicit_en_essential, - 1); - - /* Select 384Mhz for GPU as its the POR for ES1.0 */ - setbits_le32((*prcm)->cm_sgx_sgx_clkctrl, - CLKSEL_GPU_HYD_GCLK_MASK); - setbits_le32((*prcm)->cm_sgx_sgx_clkctrl, - CLKSEL_GPU_CORE_GCLK_MASK); - - /* Enable SCRM OPT clocks for PER and CORE dpll */ - setbits_le32((*prcm)->cm_wkupaon_scrm_clkctrl, - OPTFCLKEN_SCRM_PER_MASK); - setbits_le32((*prcm)->cm_wkupaon_scrm_clkctrl, - OPTFCLKEN_SCRM_CORE_MASK); -} - -void enable_basic_uboot_clocks(void) -{ - u32 const clk_domains_essential[] = { - 0 - }; - - u32 const clk_modules_hw_auto_essential[] = { - 0 - }; - - u32 const clk_modules_explicit_en_essential[] = { - (*prcm)->cm_l4per_mcspi1_clkctrl, - (*prcm)->cm_l4per_i2c2_clkctrl, - (*prcm)->cm_l4per_i2c3_clkctrl, - (*prcm)->cm_l4per_i2c4_clkctrl, - (*prcm)->cm_l3init_hsusbtll_clkctrl, - (*prcm)->cm_l3init_hsusbhost_clkctrl, - (*prcm)->cm_l3init_fsusb_clkctrl, - 0 - }; - - do_enable_clocks(clk_domains_essential, - clk_modules_hw_auto_essential, - clk_modules_explicit_en_essential, - 1); -} - -/* - * Enable non-essential clock domains, modules and - * do some additional special settings needed - */ -void enable_non_essential_clocks(void) -{ - u32 const clk_domains_non_essential[] = { - (*prcm)->cm_mpu_m3_clkstctrl, - (*prcm)->cm_ivahd_clkstctrl, - (*prcm)->cm_dsp_clkstctrl, - (*prcm)->cm_dss_clkstctrl, - (*prcm)->cm_sgx_clkstctrl, - (*prcm)->cm1_abe_clkstctrl, - (*prcm)->cm_c2c_clkstctrl, - (*prcm)->cm_cam_clkstctrl, - (*prcm)->cm_dss_clkstctrl, - (*prcm)->cm_sdma_clkstctrl, - 0 - }; - - u32 const clk_modules_hw_auto_non_essential[] = { - (*prcm)->cm_mpu_m3_mpu_m3_clkctrl, - (*prcm)->cm_ivahd_ivahd_clkctrl, - (*prcm)->cm_ivahd_sl2_clkctrl, - (*prcm)->cm_dsp_dsp_clkctrl, - (*prcm)->cm_l3instr_l3_3_clkctrl, - (*prcm)->cm_l3instr_l3_instr_clkctrl, - (*prcm)->cm_l3instr_intrconn_wp1_clkctrl, - (*prcm)->cm_l3init_hsi_clkctrl, - (*prcm)->cm_l4per_hdq1w_clkctrl, - 0 - }; - - u32 const clk_modules_explicit_en_non_essential[] = { - (*prcm)->cm1_abe_aess_clkctrl, - (*prcm)->cm1_abe_pdm_clkctrl, - (*prcm)->cm1_abe_dmic_clkctrl, - (*prcm)->cm1_abe_mcasp_clkctrl, - (*prcm)->cm1_abe_mcbsp1_clkctrl, - (*prcm)->cm1_abe_mcbsp2_clkctrl, - (*prcm)->cm1_abe_mcbsp3_clkctrl, - (*prcm)->cm1_abe_slimbus_clkctrl, - (*prcm)->cm1_abe_timer5_clkctrl, - (*prcm)->cm1_abe_timer6_clkctrl, - (*prcm)->cm1_abe_timer7_clkctrl, - (*prcm)->cm1_abe_timer8_clkctrl, - (*prcm)->cm1_abe_wdt3_clkctrl, - (*prcm)->cm_l4per_gptimer9_clkctrl, - (*prcm)->cm_l4per_gptimer10_clkctrl, - (*prcm)->cm_l4per_gptimer11_clkctrl, - (*prcm)->cm_l4per_gptimer3_clkctrl, - (*prcm)->cm_l4per_gptimer4_clkctrl, - (*prcm)->cm_l4per_mcspi2_clkctrl, - (*prcm)->cm_l4per_mcspi3_clkctrl, - (*prcm)->cm_l4per_mcspi4_clkctrl, - (*prcm)->cm_l4per_mmcsd3_clkctrl, - (*prcm)->cm_l4per_mmcsd4_clkctrl, - (*prcm)->cm_l4per_mmcsd5_clkctrl, - (*prcm)->cm_l4per_uart1_clkctrl, - (*prcm)->cm_l4per_uart2_clkctrl, - (*prcm)->cm_l4per_uart4_clkctrl, - (*prcm)->cm_wkup_keyboard_clkctrl, - (*prcm)->cm_wkup_wdtimer2_clkctrl, - (*prcm)->cm_cam_iss_clkctrl, - (*prcm)->cm_cam_fdif_clkctrl, - (*prcm)->cm_dss_dss_clkctrl, - (*prcm)->cm_sgx_sgx_clkctrl, - 0 - }; - - /* Enable optional functional clock for ISS */ - setbits_le32((*prcm)->cm_cam_iss_clkctrl, ISS_CLKCTRL_OPTFCLKEN_MASK); - - /* Enable all optional functional clocks of DSS */ - setbits_le32((*prcm)->cm_dss_dss_clkctrl, DSS_CLKCTRL_OPTFCLKEN_MASK); - - do_enable_clocks(clk_domains_non_essential, - clk_modules_hw_auto_non_essential, - clk_modules_explicit_en_non_essential, - 0); - - /* Put camera module in no sleep mode */ - clrsetbits_le32((*prcm)->cm_cam_clkstctrl, - MODULE_CLKCTRL_MODULEMODE_MASK, - CD_CLKCTRL_CLKTRCTRL_NO_SLEEP << - MODULE_CLKCTRL_MODULEMODE_SHIFT); -} |