diff options
Diffstat (limited to 'arch/arm/mach-omap2/omap4/hw_data.c')
| -rw-r--r-- | arch/arm/mach-omap2/omap4/hw_data.c | 460 |
1 files changed, 460 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap4/hw_data.c b/arch/arm/mach-omap2/omap4/hw_data.c new file mode 100644 index 0000000..02c06c1 --- /dev/null +++ b/arch/arm/mach-omap2/omap4/hw_data.c @@ -0,0 +1,460 @@ +/* + * + * HW data initialization for OMAP4 + * + * (C) Copyright 2013 + * Texas Instruments, <www.ti.com> + * + * Sricharan R <r.sricharan@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <common.h> +#include <asm/arch/omap.h> +#include <asm/arch/sys_proto.h> +#include <asm/omap_common.h> +#include <asm/arch/clock.h> +#include <asm/omap_gpio.h> +#include <asm/io.h> + +struct prcm_regs const **prcm = + (struct prcm_regs const **) OMAP_SRAM_SCRATCH_PRCM_PTR; +struct dplls const **dplls_data = + (struct dplls const **) OMAP_SRAM_SCRATCH_DPLLS_PTR; +struct vcores_data const **omap_vcores = + (struct vcores_data const **) OMAP_SRAM_SCRATCH_VCORES_PTR; +struct omap_sys_ctrl_regs const **ctrl = + (struct omap_sys_ctrl_regs const **)OMAP_SRAM_SCRATCH_SYS_CTRL; + +/* + * The M & N values in the following tables are created using the + * following tool: + * tools/omap/clocks_get_m_n.c + * Please use this tool for creating the table for any new frequency. + */ + +/* + * dpll locked at 1400 MHz MPU clk at 700 MHz(OPP100) - DCC OFF + * OMAP4460 OPP_NOM frequency + */ +static const struct dpll_params mpu_dpll_params_1400mhz[NUM_SYS_CLKS] = { + {175, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {700, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {125, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {401, 10, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {350, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {700, 26, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {638, 34, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* + * dpll locked at 1600 MHz - MPU clk at 800 MHz(OPP Turbo 4430) + * OMAP4430 OPP_TURBO frequency + * OMAP4470 OPP_NOM frequency + */ +static const struct dpll_params mpu_dpll_params_1600mhz[NUM_SYS_CLKS] = { + {200, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {800, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {619, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {400, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {800, 26, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {125, 5, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* + * dpll locked at 1200 MHz - MPU clk at 600 MHz + * OMAP4430 OPP_NOM frequency + */ +static const struct dpll_params mpu_dpll_params_1200mhz[NUM_SYS_CLKS] = { + {50, 0, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {600, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {250, 6, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {300, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {200, 8, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {125, 7, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* OMAP4460 OPP_NOM frequency */ +/* OMAP4470 OPP_NOM (Low Power) frequency */ +static const struct dpll_params core_dpll_params_1600mhz[NUM_SYS_CLKS] = { + {200, 2, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 12 MHz */ + {800, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 13 MHz */ + {619, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 2, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 19.2 MHz */ + {400, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 26 MHz */ + {800, 26, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 27 MHz */ + {125, 5, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* OMAP4430 ES1 OPP_NOM frequency */ +static const struct dpll_params core_dpll_params_es1_1524mhz[NUM_SYS_CLKS] = { + {127, 1, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 12 MHz */ + {762, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 13 MHz */ + {635, 13, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 16.8 MHz */ + {635, 15, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 19.2 MHz */ + {381, 12, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 26 MHz */ + {254, 8, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 27 MHz */ + {496, 24, 1, 5, 8, 4, 6, 5, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* OMAP4430 ES2.X OPP_NOM frequency */ +static const struct dpll_params + core_dpll_params_es2_1600mhz_ddr200mhz[NUM_SYS_CLKS] = { + {200, 2, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 12 MHz */ + {800, 12, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 13 MHz */ + {619, 12, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 2, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 19.2 MHz */ + {400, 12, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 26 MHz */ + {800, 26, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1}, /* 27 MHz */ + {125, 5, 2, 5, 8, 4, 6, 5, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +static const struct dpll_params per_dpll_params_1536mhz[NUM_SYS_CLKS] = { + {64, 0, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 12 MHz */ + {768, 12, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 13 MHz */ + {320, 6, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 16.8 MHz */ + {40, 0, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 19.2 MHz */ + {384, 12, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 26 MHz */ + {256, 8, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1}, /* 27 MHz */ + {20, 0, 8, 6, 12, 9, 4, 5, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +static const struct dpll_params iva_dpll_params_1862mhz[NUM_SYS_CLKS] = { + {931, 11, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {931, 12, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {665, 11, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {727, 14, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {931, 25, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {931, 26, -1, -1, 4, 7, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {291, 11, -1, -1, 4, 7, -1, -1, -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, -1, -1}, /* 12 MHz */ + {68, 8, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {35, 5, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {46, 8, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {34, 8, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {29, 7, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {64, 24, 1, 1, -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, -1, -1 +}; + +static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { + {80, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {960, 12, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {400, 6, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {50, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {480, 12, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {320, 8, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {25, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +struct dplls omap4430_dplls_es1 = { + .mpu = mpu_dpll_params_1200mhz, + .core = core_dpll_params_es1_1524mhz, + .per = per_dpll_params_1536mhz, + .iva = iva_dpll_params_1862mhz, +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK + .abe = abe_dpll_params_sysclk_196608khz, +#else + .abe = &abe_dpll_params_32k_196608khz, +#endif + .usb = usb_dpll_params_1920mhz, + .ddr = NULL +}; + +struct dplls omap4430_dplls_es20 = { + .mpu = mpu_dpll_params_1200mhz, + .core = core_dpll_params_es2_1600mhz_ddr200mhz, + .per = per_dpll_params_1536mhz, + .iva = iva_dpll_params_1862mhz, +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK + .abe = abe_dpll_params_sysclk_196608khz, +#else + .abe = &abe_dpll_params_32k_196608khz, +#endif + .usb = usb_dpll_params_1920mhz, + .ddr = NULL +}; + +struct dplls omap4430_dplls = { + .mpu = mpu_dpll_params_1200mhz, + .core = core_dpll_params_1600mhz, + .per = per_dpll_params_1536mhz, + .iva = iva_dpll_params_1862mhz, +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK + .abe = abe_dpll_params_sysclk_196608khz, +#else + .abe = &abe_dpll_params_32k_196608khz, +#endif + .usb = usb_dpll_params_1920mhz, + .ddr = NULL +}; + +struct dplls omap4460_dplls = { + .mpu = mpu_dpll_params_1400mhz, + .core = core_dpll_params_1600mhz, + .per = per_dpll_params_1536mhz, + .iva = iva_dpll_params_1862mhz, +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK + .abe = abe_dpll_params_sysclk_196608khz, +#else + .abe = &abe_dpll_params_32k_196608khz, +#endif + .usb = usb_dpll_params_1920mhz, + .ddr = NULL +}; + +struct dplls omap4470_dplls = { + .mpu = mpu_dpll_params_1600mhz, + .core = core_dpll_params_1600mhz, + .per = per_dpll_params_1536mhz, + .iva = iva_dpll_params_1862mhz, +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK + .abe = abe_dpll_params_sysclk_196608khz, +#else + .abe = &abe_dpll_params_32k_196608khz, +#endif + .usb = usb_dpll_params_1920mhz, + .ddr = NULL +}; + +struct pmic_data twl6030_4430es1 = { + .base_offset = PHOENIX_SMPS_BASE_VOLT_STD_MODE_UV, + .step = 12660, /* 12.66 mV represented in uV */ + /* The code starts at 1 not 0 */ + .start_code = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, +}; + +/* twl6030 struct is used for TWL6030 and TWL6032 PMIC */ +struct pmic_data twl6030 = { + .base_offset = PHOENIX_SMPS_BASE_VOLT_STD_MODE_WITH_OFFSET_UV, + .step = 12660, /* 12.66 mV represented in uV */ + /* The code starts at 1 not 0 */ + .start_code = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, +}; + +struct pmic_data tps62361 = { + .base_offset = TPS62361_BASE_VOLT_MV, + .step = 10000, /* 10 mV represented in uV */ + .start_code = 0, + .gpio = TPS62361_VSEL0_GPIO, + .gpio_en = 1, + .i2c_slave_addr = SMPS_I2C_SLAVE_ADDR, + .pmic_bus_init = sri2c_init, + .pmic_write = omap_vc_bypass_send_value, +}; + +struct vcores_data omap4430_volts_es1 = { + .mpu.value = 1325, + .mpu.addr = SMPS_REG_ADDR_VCORE1, + .mpu.pmic = &twl6030_4430es1, + + .core.value = 1200, + .core.addr = SMPS_REG_ADDR_VCORE3, + .core.pmic = &twl6030_4430es1, + + .mm.value = 1200, + .mm.addr = SMPS_REG_ADDR_VCORE2, + .mm.pmic = &twl6030_4430es1, +}; + +struct vcores_data omap4430_volts = { + .mpu.value = 1325, + .mpu.addr = SMPS_REG_ADDR_VCORE1, + .mpu.pmic = &twl6030, + + .core.value = 1200, + .core.addr = SMPS_REG_ADDR_VCORE3, + .core.pmic = &twl6030, + + .mm.value = 1200, + .mm.addr = SMPS_REG_ADDR_VCORE2, + .mm.pmic = &twl6030, +}; + +struct vcores_data omap4460_volts = { + .mpu.value = 1203, + .mpu.addr = TPS62361_REG_ADDR_SET1, + .mpu.pmic = &tps62361, + + .core.value = 1200, + .core.addr = SMPS_REG_ADDR_VCORE1, + .core.pmic = &twl6030, + + .mm.value = 1200, + .mm.addr = SMPS_REG_ADDR_VCORE2, + .mm.pmic = &twl6030, +}; + +/* + * Take closest integer part of the mV value corresponding to a TWL6032 SMPS + * voltage selection code. Aligned with OMAP4470 ES1.0 OCA V.0.7. + */ +struct vcores_data omap4470_volts = { + .mpu.value = 1202, + .mpu.addr = SMPS_REG_ADDR_SMPS1, + .mpu.pmic = &twl6030, + + .core.value = 1126, + .core.addr = SMPS_REG_ADDR_SMPS2, + .core.pmic = &twl6030, + + .mm.value = 1139, + .mm.addr = SMPS_REG_ADDR_SMPS5, + .mm.pmic = &twl6030, +}; + +/* + * 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_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, + (*prcm)->cm_l4per_i2c2_clkctrl, + (*prcm)->cm_l4per_i2c3_clkctrl, + (*prcm)->cm_l4per_i2c4_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); + + /* Select 32KHz clock as the source of GPTIMER1 */ + setbits_le32((*prcm)->cm_wkup_gptimer1_clkctrl, + GPTIMER1_CLKCTRL_CLKSEL_MASK); + + /* Enable optional 48M functional clock for USB PHY */ + setbits_le32((*prcm)->cm_l3init_usbphy_clkctrl, + USBPHY_CLKCTRL_OPTFCLKEN_PHY_48M_MASK); + + /* Enable 32 KHz clock for USB PHY */ + setbits_le32((*prcm)->cm_coreaon_usb_phy1_core_clkctrl, + USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K); + + do_enable_clocks(clk_domains_essential, + clk_modules_hw_auto_essential, + clk_modules_explicit_en_essential, + 1); +} + +void enable_basic_uboot_clocks(void) +{ + u32 const clk_domains_essential[] = { + 0 + }; + + u32 const clk_modules_hw_auto_essential[] = { + (*prcm)->cm_l3init_hsusbotg_clkctrl, + (*prcm)->cm_l3init_usbphy_clkctrl, + (*prcm)->cm_clksel_usb_60mhz, + (*prcm)->cm_l3init_hsusbtll_clkctrl, + 0 + }; + + u32 const clk_modules_explicit_en_essential[] = { + (*prcm)->cm_l4per_mcspi1_clkctrl, + (*prcm)->cm_l3init_hsusbhost_clkctrl, + 0 + }; + + do_enable_clocks(clk_domains_essential, + clk_modules_hw_auto_essential, + clk_modules_explicit_en_essential, + 1); +} + +void hw_data_init(void) +{ + u32 omap_rev = omap_revision(); + + (*prcm) = &omap4_prcm; + + switch (omap_rev) { + + case OMAP4430_ES1_0: + *dplls_data = &omap4430_dplls_es1; + *omap_vcores = &omap4430_volts_es1; + break; + + case OMAP4430_ES2_0: + *dplls_data = &omap4430_dplls_es20; + *omap_vcores = &omap4430_volts; + break; + + case OMAP4430_ES2_1: + case OMAP4430_ES2_2: + case OMAP4430_ES2_3: + *dplls_data = &omap4430_dplls; + *omap_vcores = &omap4430_volts; + break; + + case OMAP4460_ES1_0: + case OMAP4460_ES1_1: + *dplls_data = &omap4460_dplls; + *omap_vcores = &omap4460_volts; + break; + + case OMAP4470_ES1_0: + *dplls_data = &omap4470_dplls; + *omap_vcores = &omap4470_volts; + break; + + default: + printf("\n INVALID OMAP REVISION "); + } + + *ctrl = &omap4_ctrl; +} |