diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/cpu/armv7/omap-common/Makefile | 4 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap-common/clocks-common.c | 563 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap-common/emif-common.c | 2 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap4/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap4/clocks.c | 479 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/omap5/clocks.c | 412 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-omap4/clocks.h | 22 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-omap4/sys_proto.h | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-omap5/clocks.h | 721 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-omap5/sys_proto.h | 3 |
10 files changed, 1735 insertions, 474 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile index ea2545d..a684611 100644 --- a/arch/arm/cpu/armv7/omap-common/Makefile +++ b/arch/arm/cpu/armv7/omap-common/Makefile @@ -33,7 +33,7 @@ ifdef CONFIG_OMAP COBJS += gpio.o endif -ifdef CONFIG_OMAP44XX +ifneq ($(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) COBJS += hwinit-common.o COBJS += clocks-common.o COBJS += emif-common.o @@ -51,7 +51,7 @@ endif endif ifndef CONFIG_SPL_BUILD -ifdef CONFIG_OMAP44XX +ifneq ($(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) COBJS += mem-common.o endif endif diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c index 9f5200d..c726093 100644 --- a/arch/arm/cpu/armv7/omap-common/clocks-common.c +++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c @@ -46,139 +46,6 @@ #define puts(s) #endif -#define abs(x) (((x) < 0) ? ((x)*-1) : (x)) - -struct omap4_prcm_regs *const prcm = (struct omap4_prcm_regs *)0x4A004100; - -static const u32 sys_clk_array[8] = { - 12000000, /* 12 MHz */ - 13000000, /* 13 MHz */ - 16800000, /* 16.8 MHz */ - 19200000, /* 19.2 MHz */ - 26000000, /* 26 MHz */ - 27000000, /* 27 MHz */ - 38400000, /* 38.4 MHz */ -}; - -/* - * 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 1840 MHz MPU clk at 920 MHz(OPP Turbo 4460) - DCC OFF */ -static const struct dpll_params mpu_dpll_params_1840mhz[NUM_SYS_CLKS] = { - {230, 2, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {920, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {219, 3, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {575, 11, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {460, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {920, 26, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {575, 23, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -/* dpll locked at 1584 MHz - MPU clk at 792 MHz(OPP Turbo 4430) */ -static const struct dpll_params mpu_dpll_params_1584mhz[NUM_SYS_CLKS] = { - {66, 0, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {792, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {330, 6, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {165, 3, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {396, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {88, 2, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {165, 7, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -/* dpll locked at 1200 MHz - MPU clk at 600 MHz */ -static const struct dpll_params mpu_dpll_params_1200mhz[NUM_SYS_CLKS] = { - {50, 0, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {600, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {250, 6, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {125, 3, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {300, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ - {200, 8, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {125, 7, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - -static const struct dpll_params core_dpll_params_1600mhz[NUM_SYS_CLKS] = { - {200, 2, 1, 5, 8, 4, 6, 5}, /* 12 MHz */ - {800, 12, 1, 5, 8, 4, 6, 5}, /* 13 MHz */ - {619, 12, 1, 5, 8, 4, 6, 5}, /* 16.8 MHz */ - {125, 2, 1, 5, 8, 4, 6, 5}, /* 19.2 MHz */ - {400, 12, 1, 5, 8, 4, 6, 5}, /* 26 MHz */ - {800, 26, 1, 5, 8, 4, 6, 5}, /* 27 MHz */ - {125, 5, 1, 5, 8, 4, 6, 5} /* 38.4 MHz */ -}; - -static const struct dpll_params core_dpll_params_es1_1524mhz[NUM_SYS_CLKS] = { - {127, 1, 1, 5, 8, 4, 6, 5}, /* 12 MHz */ - {762, 12, 1, 5, 8, 4, 6, 5}, /* 13 MHz */ - {635, 13, 1, 5, 8, 4, 6, 5}, /* 16.8 MHz */ - {635, 15, 1, 5, 8, 4, 6, 5}, /* 19.2 MHz */ - {381, 12, 1, 5, 8, 4, 6, 5}, /* 26 MHz */ - {254, 8, 1, 5, 8, 4, 6, 5}, /* 27 MHz */ - {496, 24, 1, 5, 8, 4, 6, 5} /* 38.4 MHz */ -}; - -static const struct dpll_params - core_dpll_params_es2_1600mhz_ddr200mhz[NUM_SYS_CLKS] = { - {200, 2, 2, 5, 8, 4, 6, 5}, /* 12 MHz */ - {800, 12, 2, 5, 8, 4, 6, 5}, /* 13 MHz */ - {619, 12, 2, 5, 8, 4, 6, 5}, /* 16.8 MHz */ - {125, 2, 2, 5, 8, 4, 6, 5}, /* 19.2 MHz */ - {400, 12, 2, 5, 8, 4, 6, 5}, /* 26 MHz */ - {800, 26, 2, 5, 8, 4, 6, 5}, /* 27 MHz */ - {125, 5, 2, 5, 8, 4, 6, 5} /* 38.4 MHz */ -}; - -static const struct dpll_params per_dpll_params_1536mhz[NUM_SYS_CLKS] = { - {64, 0, 8, 6, 12, 9, 4, 5}, /* 12 MHz */ - {768, 12, 8, 6, 12, 9, 4, 5}, /* 13 MHz */ - {320, 6, 8, 6, 12, 9, 4, 5}, /* 16.8 MHz */ - {40, 0, 8, 6, 12, 9, 4, 5}, /* 19.2 MHz */ - {384, 12, 8, 6, 12, 9, 4, 5}, /* 26 MHz */ - {256, 8, 8, 6, 12, 9, 4, 5}, /* 27 MHz */ - {20, 0, 8, 6, 12, 9, 4, 5} /* 38.4 MHz */ -}; - -static const struct dpll_params iva_dpll_params_1862mhz[NUM_SYS_CLKS] = { - {931, 11, -1, -1, 4, 7, -1, -1}, /* 12 MHz */ - {931, 12, -1, -1, 4, 7, -1, -1}, /* 13 MHz */ - {665, 11, -1, -1, 4, 7, -1, -1}, /* 16.8 MHz */ - {727, 14, -1, -1, 4, 7, -1, -1}, /* 19.2 MHz */ - {931, 25, -1, -1, 4, 7, -1, -1}, /* 26 MHz */ - {931, 26, -1, -1, 4, 7, -1, -1}, /* 27 MHz */ - {412, 16, -1, -1, 4, 7, -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}, /* 12 MHz */ - {68, 8, 1, 1, -1, -1, -1, -1}, /* 13 MHz */ - {35, 5, 1, 1, -1, -1, -1, -1}, /* 16.8 MHz */ - {46, 8, 1, 1, -1, -1, -1, -1}, /* 19.2 MHz */ - {34, 8, 1, 1, -1, -1, -1, -1}, /* 26 MHz */ - {29, 7, 1, 1, -1, -1, -1, -1}, /* 27 MHz */ - {64, 24, 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 -}; - - -static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { - {80, 0, 2, -1, -1, -1, -1, -1}, /* 12 MHz */ - {960, 12, 2, -1, -1, -1, -1, -1}, /* 13 MHz */ - {400, 6, 2, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {50, 0, 2, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {480, 12, 2, -1, -1, -1, -1, -1}, /* 26 MHz */ - {320, 8, 2, -1, -1, -1, -1, -1}, /* 27 MHz */ - {25, 0, 2, -1, -1, -1, -1, -1} /* 38.4 MHz */ -}; - static inline u32 __get_sys_clk_index(void) { u32 ind; @@ -271,46 +138,19 @@ static void do_setup_dpll(u32 *const base, const struct dpll_params *params, if (lock) do_lock_dpll(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->m4 >= 0) - writel(params->m4, &dpll_regs->cm_div_m4_dpll); - if (params->m5 >= 0) - writel(params->m5, &dpll_regs->cm_div_m5_dpll); - if (params->m6 >= 0) - writel(params->m6, &dpll_regs->cm_div_m6_dpll); - if (params->m7 >= 0) - writel(params->m7, &dpll_regs->cm_div_m7_dpll); + setup_post_dividers(base, params); /* Wait till the DPLL locks */ if (lock) wait_for_lock(base); } -const struct dpll_params *get_core_dpll_params(void) +u32 omap_ddr_clk(void) { - u32 sysclk_ind = get_sys_clk_index(); - - switch (omap_revision()) { - case OMAP4430_ES1_0: - return &core_dpll_params_es1_1524mhz[sysclk_ind]; - case OMAP4430_ES2_0: - case OMAP4430_SILICON_ID_INVALID: - /* safest */ - return &core_dpll_params_es2_1600mhz_ddr200mhz[sysclk_ind]; - default: - return &core_dpll_params_1600mhz[sysclk_ind]; - } -} - -u32 omap4_ddr_clk(void) -{ - u32 ddr_clk, sys_clk_khz; + u32 ddr_clk, sys_clk_khz, omap_rev, divider; const struct dpll_params *core_dpll_params; + omap_rev = omap_revision(); sys_clk_khz = get_sys_clk_freq() / 1000; core_dpll_params = get_core_dpll_params(); @@ -320,12 +160,22 @@ u32 omap4_ddr_clk(void) /* Find Core DPLL locked frequency first */ ddr_clk = sys_clk_khz * 2 * core_dpll_params->m / (core_dpll_params->n + 1); - /* - * DDR frequency is PHY_ROOT_CLK/2 - * PHY_ROOT_CLK = Fdpll/2/M2 - */ - ddr_clk = ddr_clk / 4 / core_dpll_params->m2; + if (omap_rev < OMAP5430_ES1_0) { + /* + * DDR frequency is PHY_ROOT_CLK/2 + * PHY_ROOT_CLK = Fdpll/2/M2 + */ + divider = 4; + } else { + /* + * DDR frequency is PHY_ROOT_CLK + * PHY_ROOT_CLK = Fdpll/2/M2 + */ + divider = 2; + } + + ddr_clk = ddr_clk / divider / core_dpll_params->m2; ddr_clk *= 1000; /* convert to Hz */ debug("ddr_clk %d\n ", ddr_clk); @@ -344,20 +194,16 @@ void configure_mpu_dpll(void) { const struct dpll_params *params; struct dpll_regs *mpu_dpll_regs; - u32 omap4_rev, sysclk_ind; - - omap4_rev = omap_revision(); - sysclk_ind = get_sys_clk_index(); - - if (omap4_rev == OMAP4430_ES1_0) - params = &mpu_dpll_params_1200mhz[sysclk_ind]; - else if (omap4_rev < OMAP4460_ES1_0) - params = &mpu_dpll_params_1584mhz[sysclk_ind]; - else - params = &mpu_dpll_params_1840mhz[sysclk_ind]; + u32 omap_rev; + omap_rev = omap_revision(); - /* DCC and clock divider settings for 4460 */ - if (omap4_rev >= OMAP4460_ES1_0) { + /* + * DCC and clock divider settings for 4460. + * DCC is required, if more than a certain frequency is required. + * For, 4460 > 1GHZ. + * 5430 > 1.4GHZ. + */ + if ((omap_rev >= OMAP4460_ES1_0) && (omap_rev < OMAP5430_ES1_0)) { mpu_dpll_regs = (struct dpll_regs *)&prcm->cm_clkmode_dpll_mpu; bypass_dpll(&prcm->cm_clkmode_dpll_mpu); @@ -369,6 +215,7 @@ void configure_mpu_dpll(void) CM_CLKSEL_DCC_EN_MASK); } + params = get_mpu_dpll_params(); do_setup_dpll(&prcm->cm_clkmode_dpll_mpu, params, DPLL_LOCK); debug("MPU DPLL locked\n"); } @@ -397,8 +244,9 @@ static void setup_dplls(void) debug("Core DPLL configured\n"); /* lock PER dpll */ + params = get_per_dpll_params(); do_setup_dpll(&prcm->cm_clkmode_dpll_per, - &per_dpll_params_1536mhz[sysclk_ind], DPLL_LOCK); + params, DPLL_LOCK); debug("PER DPLL locked\n"); /* MPU dpll */ @@ -418,8 +266,8 @@ static void setup_non_essential_dplls(void) clrsetbits_le32(&prcm->cm_bypclk_dpll_iva, CM_BYPCLK_DPLL_IVA_CLKSEL_MASK, DPLL_IVA_CLKSEL_CORE_X2_DIV_2); - do_setup_dpll(&prcm->cm_clkmode_dpll_iva, - &iva_dpll_params_1862mhz[sysclk_ind], DPLL_LOCK); + params = get_iva_dpll_params(); + do_setup_dpll(&prcm->cm_clkmode_dpll_iva, params, DPLL_LOCK); /* * USB: @@ -429,7 +277,7 @@ static void setup_non_essential_dplls(void) * Use CLKINP in KHz and adjust the denominator accordingly so * that we have enough accuracy and at the same time no overflow */ - params = &usb_dpll_params_1920mhz[sysclk_ind]; + params = get_usb_dpll_params(); num = params->m * sys_clk_khz; den = (params->n + 1) * 250 * 1000; num += den - 1; @@ -441,11 +289,11 @@ static void setup_non_essential_dplls(void) /* Now setup the dpll with the regular function */ do_setup_dpll(&prcm->cm_clkmode_dpll_usb, params, DPLL_LOCK); -#ifdef CONFIG_SYS_OMAP4_ABE_SYSCK - params = &abe_dpll_params_sysclk_196608khz[sysclk_ind]; + /* Configure ABE dpll */ + params = get_abe_dpll_params(); +#ifdef CONFIG_SYS_OMAP_ABE_SYSCK abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK; #else - params = &abe_dpll_params_32k_196608khz; abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK; /* * We need to enable some additional options to achieve @@ -470,7 +318,7 @@ static void setup_non_essential_dplls(void) do_setup_dpll(&prcm->cm_clkmode_dpll_abe, params, DPLL_LOCK); } -static void do_scale_tps62361(u32 reg, u32 volt_mv) +void do_scale_tps62361(u32 reg, u32 volt_mv) { u32 temp, step; @@ -498,7 +346,7 @@ static void do_scale_tps62361(u32 reg, u32 volt_mv) } } -static void do_scale_vcore(u32 vcore_reg, u32 volt_mv) +void do_scale_vcore(u32 vcore_reg, u32 volt_mv) { u32 temp, offset_code; u32 step = 12660; /* 12.66 mV represented in uV */ @@ -530,75 +378,6 @@ static void do_scale_vcore(u32 vcore_reg, u32 volt_mv) } } -/* - * Setup the voltages for vdd_mpu, vdd_core, and vdd_iva - * We set the maximum voltages allowed here because Smart-Reflex is not - * enabled in bootloader. Voltage initialization in the kernel will set - * these to the nominal values after enabling Smart-Reflex - */ -static void scale_vcores(void) -{ - u32 volt, sys_clk_khz, cycles_hi, cycles_low, temp, omap4_rev; - - sys_clk_khz = get_sys_clk_freq() / 1000; - - /* - * Setup the dedicated I2C controller for Voltage Control - * I2C clk - high period 40% low period 60% - */ - cycles_hi = sys_clk_khz * 4 / PRM_VC_I2C_CHANNEL_FREQ_KHZ / 10; - cycles_low = sys_clk_khz * 6 / PRM_VC_I2C_CHANNEL_FREQ_KHZ / 10; - /* values to be set in register - less by 5 & 7 respectively */ - cycles_hi -= 5; - cycles_low -= 7; - temp = (cycles_hi << PRM_VC_CFG_I2C_CLK_SCLH_SHIFT) | - (cycles_low << PRM_VC_CFG_I2C_CLK_SCLL_SHIFT); - writel(temp, &prcm->prm_vc_cfg_i2c_clk); - - /* Disable high speed mode and all advanced features */ - writel(0x0, &prcm->prm_vc_cfg_i2c_mode); - - omap4_rev = omap_revision(); - /* TPS - supplies vdd_mpu on 4460 */ - if (omap4_rev >= OMAP4460_ES1_0) { - volt = 1430; - do_scale_tps62361(TPS62361_REG_ADDR_SET1, volt); - } - - /* - * VCORE 1 - * - * 4430 : supplies vdd_mpu - * Setting a high voltage for Nitro mode as smart reflex is not enabled. - * We use the maximum possible value in the AVS range because the next - * higher voltage in the discrete range (code >= 0b111010) is way too - * high - * - * 4460 : supplies vdd_core - */ - if (omap4_rev < OMAP4460_ES1_0) { - volt = 1417; - do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); - } else { - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); - } - - /* VCORE 2 - supplies vdd_iva */ - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt); - - /* - * VCORE 3 - * 4430 : supplies vdd_core - * 4460 : not connected - */ - if (omap4_rev < OMAP4460_ES1_0) { - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE3, volt); - } -} - static inline void enable_clock_domain(u32 *const clkctrl_reg, u32 enable_mode) { clrsetbits_le32(clkctrl_reg, CD_CLKCTRL_CLKTRCTRL_MASK, @@ -635,213 +414,6 @@ static inline void enable_clock_module(u32 *const clkctrl_addr, u32 enable_mode, wait_for_clk_enable(clkctrl_addr); } -/* - * Enable essential clock domains, modules and - * do some additional special settings needed - */ -static void enable_basic_clocks(void) -{ - u32 i, max = 100, wait_for_enable = 1; - 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_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, - &prcm->cm_memif_emif_1_clkctrl, - &prcm->cm_memif_emif_2_clkctrl, - &prcm->cm_l3init_hsusbotg_clkctrl, - &prcm->cm_l3init_usbphy_clkctrl, - &prcm->cm_l4cfg_l4_cfg_clkctrl, - 0 - }; - - u32 *const clk_modules_explicit_en_essential[] = { - &prcm->cm_l4per_gptimer2_clkctrl, - &prcm->cm_l3init_hsmmc1_clkctrl, - &prcm->cm_l3init_hsmmc2_clkctrl, - &prcm->cm_l4per_mcspi1_clkctrl, - &prcm->cm_wkup_gptimer1_clkctrl, - &prcm->cm_l4per_i2c1_clkctrl, - &prcm->cm_l4per_i2c2_clkctrl, - &prcm->cm_l4per_i2c3_clkctrl, - &prcm->cm_l4per_i2c4_clkctrl, - &prcm->cm_wkup_wdtimer2_clkctrl, - &prcm->cm_l4per_uart3_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); - - /* Put the clock domains in SW_WKUP mode */ - for (i = 0; (i < max) && clk_domains_essential[i]; i++) { - enable_clock_domain(clk_domains_essential[i], - CD_CLKCTRL_CLKTRCTRL_SW_WKUP); - } - - /* Clock modules that need to be put in HW_AUTO */ - for (i = 0; (i < max) && clk_modules_hw_auto_essential[i]; i++) { - enable_clock_module(clk_modules_hw_auto_essential[i], - MODULE_CLKCTRL_MODULEMODE_HW_AUTO, - wait_for_enable); - }; - - /* Clock modules that need to be put in SW_EXPLICIT_EN mode */ - for (i = 0; (i < max) && clk_modules_explicit_en_essential[i]; i++) { - enable_clock_module(clk_modules_explicit_en_essential[i], - MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN, - wait_for_enable); - }; - - /* Put the clock domains in HW_AUTO mode now */ - for (i = 0; (i < max) && clk_domains_essential[i]; i++) { - enable_clock_domain(clk_domains_essential[i], - CD_CLKCTRL_CLKTRCTRL_HW_AUTO); - } -} - -/* - * Enable non-essential clock domains, modules and - * do some additional special settings needed - */ -static void enable_non_essential_clocks(void) -{ - u32 i, max = 100, wait_for_enable = 0; - 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_l3_2_gpmc_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_l3init_hsusbtll_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_hdq1w_clkctrl, - &prcm->cm_l4per_mcbsp4_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, - &prcm->cm_l3init_hsusbhost_clkctrl, - &prcm->cm_l3init_fsusb_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); - - - /* Put the clock domains in SW_WKUP mode */ - for (i = 0; (i < max) && clk_domains_non_essential[i]; i++) { - enable_clock_domain(clk_domains_non_essential[i], - CD_CLKCTRL_CLKTRCTRL_SW_WKUP); - } - - /* Clock modules that need to be put in HW_AUTO */ - for (i = 0; (i < max) && clk_modules_hw_auto_non_essential[i]; i++) { - enable_clock_module(clk_modules_hw_auto_non_essential[i], - MODULE_CLKCTRL_MODULEMODE_HW_AUTO, - wait_for_enable); - }; - - /* Clock modules that need to be put in SW_EXPLICIT_EN mode */ - for (i = 0; (i < max) && clk_modules_explicit_en_non_essential[i]; - i++) { - enable_clock_module(clk_modules_explicit_en_non_essential[i], - MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN, - wait_for_enable); - }; - - /* Put the clock domains in HW_AUTO mode now */ - for (i = 0; (i < max) && clk_domains_non_essential[i]; i++) { - enable_clock_domain(clk_domains_non_essential[i], - CD_CLKCTRL_CLKTRCTRL_HW_AUTO); - } - - /* 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); -} - - void freq_update_core(void) { u32 freq_config1 = 0; @@ -923,6 +495,63 @@ void setup_clocks_for_console(void) CD_CLKCTRL_CLKTRCTRL_SHIFT); } +void setup_sri2c(void) +{ + u32 sys_clk_khz, cycles_hi, cycles_low, temp; + + sys_clk_khz = get_sys_clk_freq() / 1000; + + /* + * Setup the dedicated I2C controller for Voltage Control + * I2C clk - high period 40% low period 60% + */ + cycles_hi = sys_clk_khz * 4 / PRM_VC_I2C_CHANNEL_FREQ_KHZ / 10; + cycles_low = sys_clk_khz * 6 / PRM_VC_I2C_CHANNEL_FREQ_KHZ / 10; + /* values to be set in register - less by 5 & 7 respectively */ + cycles_hi -= 5; + cycles_low -= 7; + temp = (cycles_hi << PRM_VC_CFG_I2C_CLK_SCLH_SHIFT) | + (cycles_low << PRM_VC_CFG_I2C_CLK_SCLL_SHIFT); + writel(temp, &prcm->prm_vc_cfg_i2c_clk); + + /* Disable high speed mode and all advanced features */ + writel(0x0, &prcm->prm_vc_cfg_i2c_mode); +} + +void do_enable_clocks(u32 *const *clk_domains, + u32 *const *clk_modules_hw_auto, + u32 *const *clk_modules_explicit_en, + u8 wait_for_enable) +{ + u32 i, max = 100; + + /* Put the clock domains in SW_WKUP mode */ + for (i = 0; (i < max) && clk_domains[i]; i++) { + enable_clock_domain(clk_domains[i], + CD_CLKCTRL_CLKTRCTRL_SW_WKUP); + } + + /* Clock modules that need to be put in HW_AUTO */ + for (i = 0; (i < max) && clk_modules_hw_auto[i]; i++) { + enable_clock_module(clk_modules_hw_auto[i], + MODULE_CLKCTRL_MODULEMODE_HW_AUTO, + wait_for_enable); + }; + + /* Clock modules that need to be put in SW_EXPLICIT_EN mode */ + for (i = 0; (i < max) && clk_modules_explicit_en[i]; i++) { + enable_clock_module(clk_modules_explicit_en[i], + MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN, + wait_for_enable); + }; + + /* Put the clock domains in HW_AUTO mode now */ + for (i = 0; (i < max) && clk_domains[i]; i++) { + enable_clock_domain(clk_domains[i], + CD_CLKCTRL_CLKTRCTRL_HW_AUTO); + } +} + void prcm_init(void) { switch (omap_hw_init_context()) { diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c index 03b45c6..9d82c7c 100644 --- a/arch/arm/cpu/armv7/omap-common/emif-common.c +++ b/arch/arm/cpu/armv7/omap-common/emif-common.c @@ -1045,7 +1045,7 @@ static void do_sdram_init(u32 base) &dev_details.cs1_device_timings); /* Calculate the register values */ - emif_calculate_regs(&dev_details, omap4_ddr_clk(), &calculated_regs); + emif_calculate_regs(&dev_details, omap_ddr_clk(), &calculated_regs); regs = &calculated_regs; #endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */ diff --git a/arch/arm/cpu/armv7/omap4/Makefile b/arch/arm/cpu/armv7/omap4/Makefile index 606538b..c7bfa27 100644 --- a/arch/arm/cpu/armv7/omap4/Makefile +++ b/arch/arm/cpu/armv7/omap4/Makefile @@ -27,6 +27,7 @@ LIB = $(obj)lib$(SOC).o COBJS += sdram_elpida.o COBJS += hwinit.o +COBJS += clocks.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS)) diff --git a/arch/arm/cpu/armv7/omap4/clocks.c b/arch/arm/cpu/armv7/omap4/clocks.c new file mode 100644 index 0000000..a1098d4 --- /dev/null +++ b/arch/arm/cpu/armv7/omap4/clocks.c @@ -0,0 +1,479 @@ +/* + * + * Clock initialization for OMAP4 + * + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * + * Aneesh V <aneesh@ti.com> + * + * Based on previous work by: + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Rajendra Nayak <rnayak@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <asm/omap_common.h> +#include <asm/gpio.h> +#include <asm/arch/clocks.h> +#include <asm/arch/sys_proto.h> +#include <asm/utils.h> +#include <asm/omap_gpio.h> + +#ifndef CONFIG_SPL_BUILD +/* + * printing to console doesn't work unless + * this code is executed from SPL + */ +#define printf(fmt, args...) +#define puts(s) +#endif + +#define abs(x) (((x) < 0) ? ((x)*-1) : (x)) + +struct omap4_prcm_regs *const prcm = (struct omap4_prcm_regs *)0x4A004100; + +const u32 sys_clk_array[8] = { + 12000000, /* 12 MHz */ + 13000000, /* 13 MHz */ + 16800000, /* 16.8 MHz */ + 19200000, /* 19.2 MHz */ + 26000000, /* 26 MHz */ + 27000000, /* 27 MHz */ + 38400000, /* 38.4 MHz */ +}; + +/* + * 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 1840 MHz MPU clk at 920 MHz(OPP Turbo 4460) - DCC OFF */ +static const struct dpll_params mpu_dpll_params_1840mhz[NUM_SYS_CLKS] = { + {230, 2, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {920, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {219, 3, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {575, 11, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {460, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {920, 26, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {575, 23, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* dpll locked at 1584 MHz - MPU clk at 792 MHz(OPP Turbo 4430) */ +static const struct dpll_params mpu_dpll_params_1600mhz[NUM_SYS_CLKS] = { + {200, 2, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {800, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {619, 12, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 2, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {400, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {800, 26, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {125, 5, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +/* dpll locked at 1200 MHz - MPU clk at 600 MHz */ +static const struct dpll_params mpu_dpll_params_1200mhz[NUM_SYS_CLKS] = { + {50, 0, 1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {600, 12, 1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {250, 6, 1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {125, 3, 1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {300, 12, 1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {200, 8, 1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {125, 7, 1, -1, -1, -1, -1, -1} /* 38.4 MHz */ +}; + +static const struct dpll_params core_dpll_params_1600mhz[NUM_SYS_CLKS] = { + {200, 2, 1, 5, 8, 4, 6, 5}, /* 12 MHz */ + {800, 12, 1, 5, 8, 4, 6, 5}, /* 13 MHz */ + {619, 12, 1, 5, 8, 4, 6, 5}, /* 16.8 MHz */ + {125, 2, 1, 5, 8, 4, 6, 5}, /* 19.2 MHz */ + {400, 12, 1, 5, 8, 4, 6, 5}, /* 26 MHz */ + {800, 26, 1, 5, 8, 4, 6, 5}, /* 27 MHz */ + {125, 5, 1, 5, 8, 4, 6, 5} /* 38.4 MHz */ +}; + +static const struct dpll_params core_dpll_params_es1_1524mhz[NUM_SYS_CLKS] = { + {127, 1, 1, 5, 8, 4, 6, 5}, /* 12 MHz */ + {762, 12, 1, 5, 8, 4, 6, 5}, /* 13 MHz */ + {635, 13, 1, 5, 8, 4, 6, 5}, /* 16.8 MHz */ + {635, 15, 1, 5, 8, 4, 6, 5}, /* 19.2 MHz */ + {381, 12, 1, 5, 8, 4, 6, 5}, /* 26 MHz */ + {254, 8, 1, 5, 8, 4, 6, 5}, /* 27 MHz */ + {496, 24, 1, 5, 8, 4, 6, 5} /* 38.4 MHz */ +}; + +static const struct dpll_params + core_dpll_params_es2_1600mhz_ddr200mhz[NUM_SYS_CLKS] = { + {200, 2, 2, 5, 8, 4, 6, 5}, /* 12 MHz */ + {800, 12, 2, 5, 8, 4, 6, 5}, /* 13 MHz */ + {619, 12, 2, 5, 8, 4, 6, 5}, /* 16.8 MHz */ + {125, 2, 2, 5, 8, 4, 6, 5}, /* 19.2 MHz */ + {400, 12, 2, 5, 8, 4, 6, 5}, /* 26 MHz */ + {800, 26, 2, 5, 8, 4, 6, 5}, /* 27 MHz */ + {125, 5, 2, 5, 8, 4, 6, 5} /* 38.4 MHz */ +}; + +static const struct dpll_params per_dpll_params_1536mhz[NUM_SYS_CLKS] = { + {64, 0, 8, 6, 12, 9, 4, 5}, /* 12 MHz */ + {768, 12, 8, 6, 12, 9, 4, 5}, /* 13 MHz */ + {320, 6, 8, 6, 12, 9, 4, 5}, /* 16.8 MHz */ + {40, 0, 8, 6, 12, 9, 4, 5}, /* 19.2 MHz */ + {384, 12, 8, 6, 12, 9, 4, 5}, /* 26 MHz */ + {256, 8, 8, 6, 12, 9, 4, 5}, /* 27 MHz */ + {20, 0, 8, 6, 12, 9, 4, 5} /* 38.4 MHz */ +}; + +static const struct dpll_params iva_dpll_params_1862mhz[NUM_SYS_CLKS] = { + {931, 11, -1, -1, 4, 7, -1, -1}, /* 12 MHz */ + {931, 12, -1, -1, 4, 7, -1, -1}, /* 13 MHz */ + {665, 11, -1, -1, 4, 7, -1, -1}, /* 16.8 MHz */ + {727, 14, -1, -1, 4, 7, -1, -1}, /* 19.2 MHz */ + {931, 25, -1, -1, 4, 7, -1, -1}, /* 26 MHz */ + {931, 26, -1, -1, 4, 7, -1, -1}, /* 27 MHz */ + {412, 16, -1, -1, 4, 7, -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}, /* 12 MHz */ + {68, 8, 1, 1, -1, -1, -1, -1}, /* 13 MHz */ + {35, 5, 1, 1, -1, -1, -1, -1}, /* 16.8 MHz */ + {46, 8, 1, 1, -1, -1, -1, -1}, /* 19.2 MHz */ + {34, 8, 1, 1, -1, -1, -1, -1}, /* 26 MHz */ + {29, 7, 1, 1, -1, -1, -1, -1}, /* 27 MHz */ + {64, 24, 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 +}; + +static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { + {80, 0, 2, -1, -1, -1, -1, -1}, /* 12 MHz */ + {960, 12, 2, -1, -1, -1, -1, -1}, /* 13 MHz */ + {400, 6, 2, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {50, 0, 2, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {480, 12, 2, -1, -1, -1, -1, -1}, /* 26 MHz */ + {320, 8, 2, -1, -1, -1, -1, -1}, /* 27 MHz */ + {25, 0, 2, -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->m4 >= 0) + writel(params->m4, &dpll_regs->cm_div_m4_dpll); + if (params->m5 >= 0) + writel(params->m5, &dpll_regs->cm_div_m5_dpll); + if (params->m6 >= 0) + writel(params->m6, &dpll_regs->cm_div_m6_dpll); + if (params->m7 >= 0) + writel(params->m7, &dpll_regs->cm_div_m7_dpll); +} + +/* + * Lock MPU dpll + * + * Resulting MPU frequencies: + * 4430 ES1.0 : 600 MHz + * 4430 ES2.x : 792 MHz (OPP Turbo) + * 4460 : 920 MHz (OPP Turbo) - DCC disabled + */ +const struct dpll_params *get_mpu_dpll_params(void) +{ + u32 omap_rev, sysclk_ind; + + omap_rev = omap_revision(); + sysclk_ind = get_sys_clk_index(); + + if (omap_rev == OMAP4430_ES1_0) + return &mpu_dpll_params_1200mhz[sysclk_ind]; + else if (omap_rev < OMAP4460_ES1_0) + return &mpu_dpll_params_1600mhz[sysclk_ind]; + else + return &mpu_dpll_params_1840mhz[sysclk_ind]; +} + +const struct dpll_params *get_core_dpll_params(void) +{ + u32 sysclk_ind = get_sys_clk_index(); + + switch (omap_revision()) { + case OMAP4430_ES1_0: + return &core_dpll_params_es1_1524mhz[sysclk_ind]; + case OMAP4430_ES2_0: + case OMAP4430_SILICON_ID_INVALID: + /* safest */ + return &core_dpll_params_es2_1600mhz_ddr200mhz[sysclk_ind]; + default: + return &core_dpll_params_1600mhz[sysclk_ind]; + } +} + + +const struct dpll_params *get_per_dpll_params(void) +{ + u32 sysclk_ind = get_sys_clk_index(); + return &per_dpll_params_1536mhz[sysclk_ind]; +} + +const struct dpll_params *get_iva_dpll_params(void) +{ + u32 sysclk_ind = get_sys_clk_index(); + return &iva_dpll_params_1862mhz[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 + * enabled in bootloader. Voltage initialization in the kernel will set + * these to the nominal values after enabling Smart-Reflex + */ +void scale_vcores(void) +{ + u32 volt, omap_rev; + + setup_sri2c(); + + omap_rev = omap_revision(); + /* TPS - supplies vdd_mpu on 4460 */ + if (omap_rev >= OMAP4460_ES1_0) { + volt = 1313; + do_scale_tps62361(TPS62361_REG_ADDR_SET1, volt); + } + + /* + * VCORE 1 + * + * 4430 : supplies vdd_mpu + * Setting a high voltage for Nitro mode as smart reflex is not enabled. + * We use the maximum possible value in the AVS range because the next + * higher voltage in the discrete range (code >= 0b111010) is way too + * high + * + * 4460 : supplies vdd_core + */ + if (omap_rev < OMAP4460_ES1_0) { + volt = 1325; + do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); + } else { + volt = 1200; + do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); + } + + /* VCORE 2 - supplies vdd_iva */ + volt = 1200; + do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt); + + /* + * VCORE 3 + * 4430 : supplies vdd_core + * 4460 : not connected + */ + if (omap_rev < OMAP4460_ES1_0) { + volt = 1200; + do_scale_vcore(SMPS_REG_ADDR_VCORE3, volt); + } +} + +/* + * 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_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, + &prcm->cm_memif_emif_1_clkctrl, + &prcm->cm_memif_emif_2_clkctrl, + &prcm->cm_l3init_hsusbotg_clkctrl, + &prcm->cm_l3init_usbphy_clkctrl, + &prcm->cm_l4cfg_l4_cfg_clkctrl, + 0 + }; + + u32 *const clk_modules_explicit_en_essential[] = { + &prcm->cm_l4per_gptimer2_clkctrl, + &prcm->cm_l3init_hsmmc1_clkctrl, + &prcm->cm_l3init_hsmmc2_clkctrl, + &prcm->cm_l4per_mcspi1_clkctrl, + &prcm->cm_wkup_gptimer1_clkctrl, + &prcm->cm_l4per_i2c1_clkctrl, + &prcm->cm_l4per_i2c2_clkctrl, + &prcm->cm_l4per_i2c3_clkctrl, + &prcm->cm_l4per_i2c4_clkctrl, + &prcm->cm_wkup_wdtimer2_clkctrl, + &prcm->cm_l4per_uart3_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); + + 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_l3_2_gpmc_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_l3init_hsusbtll_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_hdq1w_clkctrl, + &prcm->cm_l4per_mcbsp4_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, + &prcm->cm_l3init_hsusbhost_clkctrl, + &prcm->cm_l3init_fsusb_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); +} diff --git a/arch/arm/cpu/armv7/omap5/clocks.c b/arch/arm/cpu/armv7/omap5/clocks.c new file mode 100644 index 0000000..28d3bcd --- /dev/null +++ b/arch/arm/cpu/armv7/omap5/clocks.c @@ -0,0 +1,412 @@ +/* + * + * Clock initialization for OMAP5 + * + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * + * Aneesh V <aneesh@ti.com> + * Sricharan R <r.sricharan@ti.com> + * + * Based on previous work by: + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Rajendra Nayak <rnayak@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <asm/omap_common.h> +#include <asm/arch/clocks.h> +#include <asm/arch/sys_proto.h> +#include <asm/utils.h> +#include <asm/omap_gpio.h> + +#ifndef CONFIG_SPL_BUILD +/* + * printing to console doesn't work unless + * this code is executed from SPL + */ +#define printf(fmt, args...) +#define puts(s) +#endif + +struct omap5_prcm_regs *const prcm = (struct omap5_prcm_regs *)0x4A004100; + +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_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, 1, 5, 8, 4, 62, 5, 5, 7}, /* 12 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {570, 8, 1, 5, 8, 4, 62, 5, 5, 7}, /* 16.8 MHz */ + {665, 11, 1, 5, 8, 4, 62, 5, 5, 7}, /* 19.2 MHz */ + {532, 12, 1, 5, 8, 4, 62, 5, 5, 7}, /* 26 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {665, 23, 1, 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, 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 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] = { + {931, 11, -1, -1, 4, 7, -1, -1}, /* 12 MHz */ + {931, 12, -1, -1, 4, 7, -1, -1}, /* 13 MHz */ + {665, 11, -1, -1, 4, 7, -1, -1}, /* 16.8 MHz */ + {727, 14, -1, -1, 4, 7, -1, -1}, /* 19.2 MHz */ + {931, 25, -1, -1, 4, 7, -1, -1}, /* 26 MHz */ + {931, 26, -1, -1, 4, 7, -1, -1}, /* 27 MHz */ + {412, 16, -1, -1, 4, 7, -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}, /* 12 MHz */ + {68, 8, 1, 1, -1, -1, -1, -1}, /* 13 MHz */ + {35, 5, 1, 1, -1, -1, -1, -1}, /* 16.8 MHz */ + {46, 8, 1, 1, -1, -1, -1, -1}, /* 19.2 MHz */ + {34, 8, 1, 1, -1, -1, -1, -1}, /* 26 MHz */ + {29, 7, 1, 1, -1, -1, -1, -1}, /* 27 MHz */ + {64, 24, 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 +}; + +static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { + {80, 0, 2, -1, -1, -1, -1, -1}, /* 12 MHz */ + {960, 12, 2, -1, -1, -1, -1, -1}, /* 13 MHz */ + {400, 6, 2, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {50, 0, 2, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {480, 12, 2, -1, -1, -1, -1, -1}, /* 26 MHz */ + {320, 8, 2, -1, -1, -1, -1, -1}, /* 27 MHz */ + {25, 0, 2, -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_1100mhz[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_ddr266[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 + * enabled in bootloader. Voltage initialization in the kernel will set + * these to the nominal values after enabling Smart-Reflex + */ +void scale_vcores(void) +{ + u32 volt; + + setup_sri2c(); + + /* Enable 1.22V from TPS for vdd_mpu */ + volt = 1220; + do_scale_tps62361(TPS62361_REG_ADDR_SET1, volt); + + /* VCORE 1 - for vdd_core */ + volt = 1000; + do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); + + /* VCORE 2 - for vdd_MM */ + volt = 1125; + do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt); +} + +/* + * 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_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, + &prcm->cm_memif_emif_1_clkctrl, + &prcm->cm_memif_emif_2_clkctrl, + &prcm->cm_l4cfg_l4_cfg_clkctrl, + 0 + }; + + u32 *const clk_modules_explicit_en_essential[] = { + &prcm->cm_l4per_gptimer2_clkctrl, + &prcm->cm_l3init_hsmmc1_clkctrl, + &prcm->cm_l3init_hsmmc2_clkctrl, + &prcm->cm_l4per_mcspi1_clkctrl, + &prcm->cm_wkup_gptimer1_clkctrl, + &prcm->cm_l4per_i2c1_clkctrl, + &prcm->cm_l4per_i2c2_clkctrl, + &prcm->cm_l4per_i2c3_clkctrl, + &prcm->cm_l4per_i2c4_clkctrl, + &prcm->cm_wkup_wdtimer2_clkctrl, + &prcm->cm_l4per_uart3_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); + + 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_l3_2_gpmc_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_l3init_hsusbtll_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_hdq1w_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, + &prcm->cm_l3init_hsusbhost_clkctrl, + &prcm->cm_l3init_fsusb_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); +} diff --git a/arch/arm/include/asm/arch-omap4/clocks.h b/arch/arm/include/asm/arch-omap4/clocks.h index 45c947d..ba52574 100644 --- a/arch/arm/include/asm/arch-omap4/clocks.h +++ b/arch/arm/include/asm/arch-omap4/clocks.h @@ -687,4 +687,26 @@ struct dpll_params { s8 m7; }; +extern struct omap4_prcm_regs *const prcm; +extern const u32 sys_clk_array[8]; + +void scale_vcores(void); +void do_scale_tps62361(u32 reg, u32 volt_mv); +u32 omap_ddr_clk(void); +void do_scale_vcore(u32 vcore_reg, u32 volt_mv); +void setup_sri2c(void); +void setup_post_dividers(u32 *const base, const struct dpll_params *params); +u32 get_sys_clk_index(void); +void enable_basic_clocks(void); +void enable_non_essential_clocks(void); +void do_enable_clocks(u32 *const *clk_domains, + u32 *const *clk_modules_hw_auto, + u32 *const *clk_modules_explicit_en, + u8 wait_for_enable); +const struct dpll_params *get_mpu_dpll_params(void); +const struct dpll_params *get_core_dpll_params(void); +const struct dpll_params *get_per_dpll_params(void); +const struct dpll_params *get_iva_dpll_params(void); +const struct dpll_params *get_usb_dpll_params(void); +const struct dpll_params *get_abe_dpll_params(void); #endif /* _CLOCKS_OMAP4_H_ */ diff --git a/arch/arm/include/asm/arch-omap4/sys_proto.h b/arch/arm/include/asm/arch-omap4/sys_proto.h index 4f23687..b8113e1 100644 --- a/arch/arm/include/asm/arch-omap4/sys_proto.h +++ b/arch/arm/include/asm/arch-omap4/sys_proto.h @@ -32,8 +32,6 @@ struct omap_sysinfo { }; extern const struct omap_sysinfo sysinfo; -extern struct omap4_prcm_regs *const prcm; - void gpmc_init(void); void watchdog_init(void); u32 get_device_type(void); diff --git a/arch/arm/include/asm/arch-omap5/clocks.h b/arch/arm/include/asm/arch-omap5/clocks.h new file mode 100644 index 0000000..edcc9e9 --- /dev/null +++ b/arch/arm/include/asm/arch-omap5/clocks.h @@ -0,0 +1,721 @@ +/* + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * + * Aneesh V <aneesh@ti.com> + * Sricharan R <r.sricharan@ti.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#ifndef _CLOCKS_OMAP5_H_ +#define _CLOCKS_OMAP5_H_ +#include <common.h> + +/* + * Assuming a maximum of 1.5 GHz ARM speed and a minimum of 2 cycles per + * loop, allow for a minimum of 2 ms wait (in reality the wait will be + * much more than that) + */ +#define LDELAY 1000000 + +#define CM_CLKMODE_DPLL_CORE (OMAP54XX_L4_CORE_BASE + 0x4120) +#define CM_CLKMODE_DPLL_PER (OMAP54XX_L4_CORE_BASE + 0x8140) +#define CM_CLKMODE_DPLL_MPU (OMAP54XX_L4_CORE_BASE + 0x4160) +#define CM_CLKSEL_CORE (OMAP54XX_L4_CORE_BASE + 0x4100) + +struct omap5_prcm_regs { + /* cm1.ckgen */ + u32 cm_clksel_core; /* 4a004100 */ + u32 pad001[1]; /* 4a004104 */ + u32 cm_clksel_abe; /* 4a004108 */ + u32 pad002[1]; /* 4a00410c */ + u32 cm_dll_ctrl; /* 4a004110 */ + u32 pad003[3]; /* 4a004114 */ + u32 cm_clkmode_dpll_core; /* 4a004120 */ + u32 cm_idlest_dpll_core; /* 4a004124 */ + u32 cm_autoidle_dpll_core; /* 4a004128 */ + u32 cm_clksel_dpll_core; /* 4a00412c */ + u32 cm_div_m2_dpll_core; /* 4a004130 */ + u32 cm_div_m3_dpll_core; /* 4a004134 */ + u32 cm_div_h11_dpll_core; /* 4a004138 */ + u32 cm_div_h12_dpll_core; /* 4a00413c */ + u32 cm_div_h13_dpll_core; /* 4a004140 */ + u32 cm_div_h14_dpll_core; /* 4a004144 */ + u32 cm_ssc_deltamstep_dpll_core; /* 4a004148 */ + u32 cm_ssc_modfreqdiv_dpll_core; /* 4a00414c */ + u32 cm_emu_override_dpll_core; /* 4a004150 */ + + u32 cm_div_h22_dpllcore; /* 4a004154 */ + u32 cm_div_h23_dpll_core; /* 4a004158 */ + u32 pad0041[1]; /* 4a00415c */ + u32 cm_clkmode_dpll_mpu; /* 4a004160 */ + u32 cm_idlest_dpll_mpu; /* 4a004164 */ + u32 cm_autoidle_dpll_mpu; /* 4a004168 */ + u32 cm_clksel_dpll_mpu; /* 4a00416c */ + u32 cm_div_m2_dpll_mpu; /* 4a004170 */ + u32 pad005[5]; /* 4a004174 */ + u32 cm_ssc_deltamstep_dpll_mpu; /* 4a004188 */ + u32 cm_ssc_modfreqdiv_dpll_mpu; /* 4a00418c */ + u32 pad006[3]; /* 4a004190 */ + u32 cm_bypclk_dpll_mpu; /* 4a00419c */ + u32 cm_clkmode_dpll_iva; /* 4a0041a0 */ + u32 cm_idlest_dpll_iva; /* 4a0041a4 */ + u32 cm_autoidle_dpll_iva; /* 4a0041a8 */ + u32 cm_clksel_dpll_iva; /* 4a0041ac */ + u32 pad007[2]; /* 4a0041b0 */ + u32 cm_div_h11_dpll_iva; /* 4a0041b8 */ + u32 cm_div_h12_dpll_iva; /* 4a0041bc */ + u32 pad008[2]; /* 4a0041c0 */ + u32 cm_ssc_deltamstep_dpll_iva; /* 4a0041c8 */ + u32 cm_ssc_modfreqdiv_dpll_iva; /* 4a0041cc */ + u32 pad009[3]; /* 4a0041d0 */ + u32 cm_bypclk_dpll_iva; /* 4a0041dc */ + u32 cm_clkmode_dpll_abe; /* 4a0041e0 */ + u32 cm_idlest_dpll_abe; /* 4a0041e4 */ + u32 cm_autoidle_dpll_abe; /* 4a0041e8 */ + u32 cm_clksel_dpll_abe; /* 4a0041ec */ + u32 cm_div_m2_dpll_abe; /* 4a0041f0 */ + u32 cm_div_m3_dpll_abe; /* 4a0041f4 */ + u32 pad010[4]; /* 4a0041f8 */ + u32 cm_ssc_deltamstep_dpll_abe; /* 4a004208 */ + u32 cm_ssc_modfreqdiv_dpll_abe; /* 4a00420c */ + u32 pad011[4]; /* 4a004210 */ + u32 cm_clkmode_dpll_ddrphy; /* 4a004220 */ + u32 cm_idlest_dpll_ddrphy; /* 4a004224 */ + u32 cm_autoidle_dpll_ddrphy; /* 4a004228 */ + u32 cm_clksel_dpll_ddrphy; /* 4a00422c */ + u32 cm_div_m2_dpll_ddrphy; /* 4a004230 */ + u32 pad012[1]; /* 4a004234 */ + u32 cm_div_h11_dpll_ddrphy; /* 4a004238 */ + u32 cm_div_h12_dpll_ddrphy; /* 4a00423c */ + u32 cm_div_h13_dpll_ddrphy; /* 4a004240 */ + u32 pad013[1]; /* 4a004244 */ + u32 cm_ssc_deltamstep_dpll_ddrphy; /* 4a004248 */ + u32 pad014[5]; /* 4a00424c */ + u32 cm_shadow_freq_config1; /* 4a004260 */ + u32 pad0141[47]; /* 4a004264 */ + u32 cm_mpu_mpu_clkctrl; /* 4a004320 */ + + + /* cm1.dsp */ + u32 pad015[55]; /* 4a004324 */ + u32 cm_dsp_clkstctrl; /* 4a004400 */ + u32 pad016[7]; /* 4a004404 */ + u32 cm_dsp_dsp_clkctrl; /* 4a004420 */ + + /* cm1.abe */ + u32 pad017[55]; /* 4a004424 */ + u32 cm1_abe_clkstctrl; /* 4a004500 */ + u32 pad018[7]; /* 4a004504 */ + u32 cm1_abe_l4abe_clkctrl; /* 4a004520 */ + u32 pad019[1]; /* 4a004524 */ + u32 cm1_abe_aess_clkctrl; /* 4a004528 */ + u32 pad020[1]; /* 4a00452c */ + u32 cm1_abe_pdm_clkctrl; /* 4a004530 */ + u32 pad021[1]; /* 4a004534 */ + u32 cm1_abe_dmic_clkctrl; /* 4a004538 */ + u32 pad022[1]; /* 4a00453c */ + u32 cm1_abe_mcasp_clkctrl; /* 4a004540 */ + u32 pad023[1]; /* 4a004544 */ + u32 cm1_abe_mcbsp1_clkctrl; /* 4a004548 */ + u32 pad024[1]; /* 4a00454c */ + u32 cm1_abe_mcbsp2_clkctrl; /* 4a004550 */ + u32 pad025[1]; /* 4a004554 */ + u32 cm1_abe_mcbsp3_clkctrl; /* 4a004558 */ + u32 pad026[1]; /* 4a00455c */ + u32 cm1_abe_slimbus_clkctrl; /* 4a004560 */ + u32 pad027[1]; /* 4a004564 */ + u32 cm1_abe_timer5_clkctrl; /* 4a004568 */ + u32 pad028[1]; /* 4a00456c */ + u32 cm1_abe_timer6_clkctrl; /* 4a004570 */ + u32 pad029[1]; /* 4a004574 */ + u32 cm1_abe_timer7_clkctrl; /* 4a004578 */ + u32 pad030[1]; /* 4a00457c */ + u32 cm1_abe_timer8_clkctrl; /* 4a004580 */ + u32 pad031[1]; /* 4a004584 */ + u32 cm1_abe_wdt3_clkctrl; /* 4a004588 */ + + /* cm2.ckgen */ + u32 pad032[3805]; /* 4a00458c */ + u32 cm_clksel_mpu_m3_iss_root; /* 4a008100 */ + u32 cm_clksel_usb_60mhz; /* 4a008104 */ + u32 cm_scale_fclk; /* 4a008108 */ + u32 pad033[1]; /* 4a00810c */ + u32 cm_core_dvfs_perf1; /* 4a008110 */ + u32 cm_core_dvfs_perf2; /* 4a008114 */ + u32 cm_core_dvfs_perf3; /* 4a008118 */ + u32 cm_core_dvfs_perf4; /* 4a00811c */ + u32 pad034[1]; /* 4a008120 */ + u32 cm_core_dvfs_current; /* 4a008124 */ + u32 cm_iva_dvfs_perf_tesla; /* 4a008128 */ + u32 cm_iva_dvfs_perf_ivahd; /* 4a00812c */ + u32 cm_iva_dvfs_perf_abe; /* 4a008130 */ + u32 pad035[1]; /* 4a008134 */ + u32 cm_iva_dvfs_current; /* 4a008138 */ + u32 pad036[1]; /* 4a00813c */ + u32 cm_clkmode_dpll_per; /* 4a008140 */ + u32 cm_idlest_dpll_per; /* 4a008144 */ + u32 cm_autoidle_dpll_per; /* 4a008148 */ + u32 cm_clksel_dpll_per; /* 4a00814c */ + u32 cm_div_m2_dpll_per; /* 4a008150 */ + u32 cm_div_m3_dpll_per; /* 4a008154 */ + u32 cm_div_h11_dpll_per; /* 4a008158 */ + u32 cm_div_h12_dpll_per; /* 4a00815c */ + u32 pad0361[1]; /* 4a008160 */ + u32 cm_div_h14_dpll_per; /* 4a008164 */ + u32 cm_ssc_deltamstep_dpll_per; /* 4a008168 */ + u32 cm_ssc_modfreqdiv_dpll_per; /* 4a00816c */ + u32 cm_emu_override_dpll_per; /* 4a008170 */ + u32 pad037[3]; /* 4a008174 */ + u32 cm_clkmode_dpll_usb; /* 4a008180 */ + u32 cm_idlest_dpll_usb; /* 4a008184 */ + u32 cm_autoidle_dpll_usb; /* 4a008188 */ + u32 cm_clksel_dpll_usb; /* 4a00818c */ + u32 cm_div_m2_dpll_usb; /* 4a008190 */ + u32 pad038[5]; /* 4a008194 */ + u32 cm_ssc_deltamstep_dpll_usb; /* 4a0081a8 */ + u32 cm_ssc_modfreqdiv_dpll_usb; /* 4a0081ac */ + u32 pad039[1]; /* 4a0081b0 */ + u32 cm_clkdcoldo_dpll_usb; /* 4a0081b4 */ + u32 pad040[2]; /* 4a0081b8 */ + u32 cm_clkmode_dpll_unipro; /* 4a0081c0 */ + u32 cm_idlest_dpll_unipro; /* 4a0081c4 */ + u32 cm_autoidle_dpll_unipro; /* 4a0081c8 */ + u32 cm_clksel_dpll_unipro; /* 4a0081cc */ + u32 cm_div_m2_dpll_unipro; /* 4a0081d0 */ + u32 pad041[5]; /* 4a0081d4 */ + u32 cm_ssc_deltamstep_dpll_unipro; /* 4a0081e8 */ + u32 cm_ssc_modfreqdiv_dpll_unipro; /* 4a0081ec */ + + /* cm2.core */ + u32 pad0411[324]; /* 4a0081f0 */ + u32 cm_l3_1_clkstctrl; /* 4a008700 */ + u32 pad042[1]; /* 4a008704 */ + u32 cm_l3_1_dynamicdep; /* 4a008708 */ + u32 pad043[5]; /* 4a00870c */ + u32 cm_l3_1_l3_1_clkctrl; /* 4a008720 */ + u32 pad044[55]; /* 4a008724 */ + u32 cm_l3_2_clkstctrl; /* 4a008800 */ + u32 pad045[1]; /* 4a008804 */ + u32 cm_l3_2_dynamicdep; /* 4a008808 */ + u32 pad046[5]; /* 4a00880c */ + u32 cm_l3_2_l3_2_clkctrl; /* 4a008820 */ + u32 pad047[1]; /* 4a008824 */ + u32 cm_l3_2_gpmc_clkctrl; /* 4a008828 */ + u32 pad048[1]; /* 4a00882c */ + u32 cm_l3_2_ocmc_ram_clkctrl; /* 4a008830 */ + u32 pad049[51]; /* 4a008834 */ + u32 cm_mpu_m3_clkstctrl; /* 4a008900 */ + u32 cm_mpu_m3_staticdep; /* 4a008904 */ + u32 cm_mpu_m3_dynamicdep; /* 4a008908 */ + u32 pad050[5]; /* 4a00890c */ + u32 cm_mpu_m3_mpu_m3_clkctrl; /* 4a008920 */ + u32 pad051[55]; /* 4a008924 */ + u32 cm_sdma_clkstctrl; /* 4a008a00 */ + u32 cm_sdma_staticdep; /* 4a008a04 */ + u32 cm_sdma_dynamicdep; /* 4a008a08 */ + u32 pad052[5]; /* 4a008a0c */ + u32 cm_sdma_sdma_clkctrl; /* 4a008a20 */ + u32 pad053[55]; /* 4a008a24 */ + u32 cm_memif_clkstctrl; /* 4a008b00 */ + u32 pad054[7]; /* 4a008b04 */ + u32 cm_memif_dmm_clkctrl; /* 4a008b20 */ + u32 pad055[1]; /* 4a008b24 */ + u32 cm_memif_emif_fw_clkctrl; /* 4a008b28 */ + u32 pad056[1]; /* 4a008b2c */ + u32 cm_memif_emif_1_clkctrl; /* 4a008b30 */ + u32 pad057[1]; /* 4a008b34 */ + u32 cm_memif_emif_2_clkctrl; /* 4a008b38 */ + u32 pad058[1]; /* 4a008b3c */ + u32 cm_memif_dll_clkctrl; /* 4a008b40 */ + u32 pad059[3]; /* 4a008b44 */ + u32 cm_memif_emif_h1_clkctrl; /* 4a008b50 */ + u32 pad060[1]; /* 4a008b54 */ + u32 cm_memif_emif_h2_clkctrl; /* 4a008b58 */ + u32 pad061[1]; /* 4a008b5c */ + u32 cm_memif_dll_h_clkctrl; /* 4a008b60 */ + u32 pad062[39]; /* 4a008b64 */ + u32 cm_c2c_clkstctrl; /* 4a008c00 */ + u32 cm_c2c_staticdep; /* 4a008c04 */ + u32 cm_c2c_dynamicdep; /* 4a008c08 */ + u32 pad063[5]; /* 4a008c0c */ + u32 cm_c2c_sad2d_clkctrl; /* 4a008c20 */ + u32 pad064[1]; /* 4a008c24 */ + u32 cm_c2c_modem_icr_clkctrl; /* 4a008c28 */ + u32 pad065[1]; /* 4a008c2c */ + u32 cm_c2c_sad2d_fw_clkctrl; /* 4a008c30 */ + u32 pad066[51]; /* 4a008c34 */ + u32 cm_l4cfg_clkstctrl; /* 4a008d00 */ + u32 pad067[1]; /* 4a008d04 */ + u32 cm_l4cfg_dynamicdep; /* 4a008d08 */ + u32 pad068[5]; /* 4a008d0c */ + u32 cm_l4cfg_l4_cfg_clkctrl; /* 4a008d20 */ + u32 pad069[1]; /* 4a008d24 */ + u32 cm_l4cfg_hw_sem_clkctrl; /* 4a008d28 */ + u32 pad070[1]; /* 4a008d2c */ + u32 cm_l4cfg_mailbox_clkctrl; /* 4a008d30 */ + u32 pad071[1]; /* 4a008d34 */ + u32 cm_l4cfg_sar_rom_clkctrl; /* 4a008d38 */ + u32 pad072[49]; /* 4a008d3c */ + u32 cm_l3instr_clkstctrl; /* 4a008e00 */ + u32 pad073[7]; /* 4a008e04 */ + u32 cm_l3instr_l3_3_clkctrl; /* 4a008e20 */ + u32 pad074[1]; /* 4a008e24 */ + u32 cm_l3instr_l3_instr_clkctrl; /* 4a008e28 */ + u32 pad075[5]; /* 4a008e2c */ + u32 cm_l3instr_intrconn_wp1_clkctrl; /* 4a008e40 */ + + + /* cm2.ivahd */ + u32 pad076[47]; /* 4a008e44 */ + u32 cm_ivahd_clkstctrl; /* 4a008f00 */ + u32 pad077[7]; /* 4a008f04 */ + u32 cm_ivahd_ivahd_clkctrl; /* 4a008f20 */ + u32 pad078[1]; /* 4a008f24 */ + u32 cm_ivahd_sl2_clkctrl; /* 4a008f28 */ + + /* cm2.cam */ + u32 pad079[53]; /* 4a008f2c */ + u32 cm_cam_clkstctrl; /* 4a009000 */ + u32 pad080[7]; /* 4a009004 */ + u32 cm_cam_iss_clkctrl; /* 4a009020 */ + u32 pad081[1]; /* 4a009024 */ + u32 cm_cam_fdif_clkctrl; /* 4a009028 */ + + /* cm2.dss */ + u32 pad082[53]; /* 4a00902c */ + u32 cm_dss_clkstctrl; /* 4a009100 */ + u32 pad083[7]; /* 4a009104 */ + u32 cm_dss_dss_clkctrl; /* 4a009120 */ + + /* cm2.sgx */ + u32 pad084[55]; /* 4a009124 */ + u32 cm_sgx_clkstctrl; /* 4a009200 */ + u32 pad085[7]; /* 4a009204 */ + u32 cm_sgx_sgx_clkctrl; /* 4a009220 */ + + /* cm2.l3init */ + u32 pad086[55]; /* 4a009224 */ + u32 cm_l3init_clkstctrl; /* 4a009300 */ + + /* cm2.l3init */ + u32 pad087[9]; /* 4a009304 */ + u32 cm_l3init_hsmmc1_clkctrl; /* 4a009328 */ + u32 pad088[1]; /* 4a00932c */ + u32 cm_l3init_hsmmc2_clkctrl; /* 4a009330 */ + u32 pad089[1]; /* 4a009334 */ + u32 cm_l3init_hsi_clkctrl; /* 4a009338 */ + u32 pad090[7]; /* 4a00933c */ + u32 cm_l3init_hsusbhost_clkctrl; /* 4a009358 */ + u32 pad091[1]; /* 4a00935c */ + u32 cm_l3init_hsusbotg_clkctrl; /* 4a009360 */ + u32 pad092[1]; /* 4a009364 */ + u32 cm_l3init_hsusbtll_clkctrl; /* 4a009368 */ + u32 pad093[3]; /* 4a00936c */ + u32 cm_l3init_p1500_clkctrl; /* 4a009378 */ + u32 pad094[21]; /* 4a00937c */ + u32 cm_l3init_fsusb_clkctrl; /* 4a0093d0 */ + u32 pad095[3]; /* 4a0093d4 */ + u32 cm_l3init_ocp2scp1_clkctrl; + + /* cm2.l4per */ + u32 pad096[7]; /* 4a0093e4 */ + u32 cm_l4per_clkstctrl; /* 4a009400 */ + u32 pad097[1]; /* 4a009404 */ + u32 cm_l4per_dynamicdep; /* 4a009408 */ + u32 pad098[5]; /* 4a00940c */ + u32 cm_l4per_adc_clkctrl; /* 4a009420 */ + u32 pad100[1]; /* 4a009424 */ + u32 cm_l4per_gptimer10_clkctrl; /* 4a009428 */ + u32 pad101[1]; /* 4a00942c */ + u32 cm_l4per_gptimer11_clkctrl; /* 4a009430 */ + u32 pad102[1]; /* 4a009434 */ + u32 cm_l4per_gptimer2_clkctrl; /* 4a009438 */ + u32 pad103[1]; /* 4a00943c */ + u32 cm_l4per_gptimer3_clkctrl; /* 4a009440 */ + u32 pad104[1]; /* 4a009444 */ + u32 cm_l4per_gptimer4_clkctrl; /* 4a009448 */ + u32 pad105[1]; /* 4a00944c */ + u32 cm_l4per_gptimer9_clkctrl; /* 4a009450 */ + u32 pad106[1]; /* 4a009454 */ + u32 cm_l4per_elm_clkctrl; /* 4a009458 */ + u32 pad107[1]; /* 4a00945c */ + u32 cm_l4per_gpio2_clkctrl; /* 4a009460 */ + u32 pad108[1]; /* 4a009464 */ + u32 cm_l4per_gpio3_clkctrl; /* 4a009468 */ + u32 pad109[1]; /* 4a00946c */ + u32 cm_l4per_gpio4_clkctrl; /* 4a009470 */ + u32 pad110[1]; /* 4a009474 */ + u32 cm_l4per_gpio5_clkctrl; /* 4a009478 */ + u32 pad111[1]; /* 4a00947c */ + u32 cm_l4per_gpio6_clkctrl; /* 4a009480 */ + u32 pad112[1]; /* 4a009484 */ + u32 cm_l4per_hdq1w_clkctrl; /* 4a009488 */ + u32 pad113[1]; /* 4a00948c */ + u32 cm_l4per_hecc1_clkctrl; /* 4a009490 */ + u32 pad114[1]; /* 4a009494 */ + u32 cm_l4per_hecc2_clkctrl; /* 4a009498 */ + u32 pad115[1]; /* 4a00949c */ + u32 cm_l4per_i2c1_clkctrl; /* 4a0094a0 */ + u32 pad116[1]; /* 4a0094a4 */ + u32 cm_l4per_i2c2_clkctrl; /* 4a0094a8 */ + u32 pad117[1]; /* 4a0094ac */ + u32 cm_l4per_i2c3_clkctrl; /* 4a0094b0 */ + u32 pad118[1]; /* 4a0094b4 */ + u32 cm_l4per_i2c4_clkctrl; /* 4a0094b8 */ + u32 pad119[1]; /* 4a0094bc */ + u32 cm_l4per_l4per_clkctrl; /* 4a0094c0 */ + u32 pad1191[3]; /* 4a0094c4 */ + u32 cm_l4per_mcasp2_clkctrl; /* 4a0094d0 */ + u32 pad120[1]; /* 4a0094d4 */ + u32 cm_l4per_mcasp3_clkctrl; /* 4a0094d8 */ + u32 pad121[3]; /* 4a0094dc */ + u32 cm_l4per_mgate_clkctrl; /* 4a0094e8 */ + u32 pad123[1]; /* 4a0094ec */ + u32 cm_l4per_mcspi1_clkctrl; /* 4a0094f0 */ + u32 pad124[1]; /* 4a0094f4 */ + u32 cm_l4per_mcspi2_clkctrl; /* 4a0094f8 */ + u32 pad125[1]; /* 4a0094fc */ + u32 cm_l4per_mcspi3_clkctrl; /* 4a009500 */ + u32 pad126[1]; /* 4a009504 */ + u32 cm_l4per_mcspi4_clkctrl; /* 4a009508 */ + u32 pad127[1]; /* 4a00950c */ + u32 cm_l4per_gpio7_clkctrl; /* 4a009510 */ + u32 pad1271[1]; /* 4a009514 */ + u32 cm_l4per_gpio8_clkctrl; /* 4a009518 */ + u32 pad1272[1]; /* 4a00951c */ + u32 cm_l4per_mmcsd3_clkctrl; /* 4a009520 */ + u32 pad128[1]; /* 4a009524 */ + u32 cm_l4per_mmcsd4_clkctrl; /* 4a009528 */ + u32 pad129[1]; /* 4a00952c */ + u32 cm_l4per_msprohg_clkctrl; /* 4a009530 */ + u32 pad130[1]; /* 4a009534 */ + u32 cm_l4per_slimbus2_clkctrl; /* 4a009538 */ + u32 pad131[1]; /* 4a00953c */ + u32 cm_l4per_uart1_clkctrl; /* 4a009540 */ + u32 pad132[1]; /* 4a009544 */ + u32 cm_l4per_uart2_clkctrl; /* 4a009548 */ + u32 pad133[1]; /* 4a00954c */ + u32 cm_l4per_uart3_clkctrl; /* 4a009550 */ + u32 pad134[1]; /* 4a009554 */ + u32 cm_l4per_uart4_clkctrl; /* 4a009558 */ + u32 pad135[1]; /* 4a00955c */ + u32 cm_l4per_mmcsd5_clkctrl; /* 4a009560 */ + u32 pad136[1]; /* 4a009564 */ + u32 cm_l4per_i2c5_clkctrl; /* 4a009568 */ + u32 pad1371[1]; /* 4a00956c */ + u32 cm_l4per_uart5_clkctrl; /* 4a009570 */ + u32 pad1372[1]; /* 4a009574 */ + u32 cm_l4per_uart6_clkctrl; /* 4a009578 */ + u32 pad1374[1]; /* 4a00957c */ + u32 cm_l4sec_clkstctrl; /* 4a009580 */ + u32 cm_l4sec_staticdep; /* 4a009584 */ + u32 cm_l4sec_dynamicdep; /* 4a009588 */ + u32 pad138[5]; /* 4a00958c */ + u32 cm_l4sec_aes1_clkctrl; /* 4a0095a0 */ + u32 pad139[1]; /* 4a0095a4 */ + u32 cm_l4sec_aes2_clkctrl; /* 4a0095a8 */ + u32 pad140[1]; /* 4a0095ac */ + u32 cm_l4sec_des3des_clkctrl; /* 4a0095b0 */ + u32 pad141[1]; /* 4a0095b4 */ + u32 cm_l4sec_pkaeip29_clkctrl; /* 4a0095b8 */ + u32 pad142[1]; /* 4a0095bc */ + u32 cm_l4sec_rng_clkctrl; /* 4a0095c0 */ + u32 pad143[1]; /* 4a0095c4 */ + u32 cm_l4sec_sha2md51_clkctrl; /* 4a0095c8 */ + u32 pad144[3]; /* 4a0095cc */ + u32 cm_l4sec_cryptodma_clkctrl; /* 4a0095d8 */ + u32 pad145[3660425]; /* 4a0095dc */ + + /* l4 wkup regs */ + u32 pad201[6211]; /* 4ae00000 */ + u32 cm_abe_pll_ref_clksel; /* 4ae0610c */ + u32 cm_sys_clksel; /* 4ae06110 */ + u32 pad202[1467]; /* 4ae06114 */ + u32 cm_wkup_clkstctrl; /* 4ae07800 */ + u32 pad203[7]; /* 4ae07804 */ + u32 cm_wkup_l4wkup_clkctrl; /* 4ae07820 */ + u32 pad204; /* 4ae07824 */ + u32 cm_wkup_wdtimer1_clkctrl; /* 4ae07828 */ + u32 pad205; /* 4ae0782c */ + u32 cm_wkup_wdtimer2_clkctrl; /* 4ae07830 */ + u32 pad206; /* 4ae07834 */ + u32 cm_wkup_gpio1_clkctrl; /* 4ae07838 */ + u32 pad207; /* 4ae0783c */ + u32 cm_wkup_gptimer1_clkctrl; /* 4ae07840 */ + u32 pad208; /* 4ae07844 */ + u32 cm_wkup_gptimer12_clkctrl; /* 4ae07848 */ + u32 pad209; /* 4ae0784c */ + u32 cm_wkup_synctimer_clkctrl; /* 4ae07850 */ + u32 pad210; /* 4ae07854 */ + u32 cm_wkup_usim_clkctrl; /* 4ae07858 */ + u32 pad211; /* 4ae0785c */ + u32 cm_wkup_sarram_clkctrl; /* 4ae07860 */ + u32 pad212[5]; /* 4ae07864 */ + u32 cm_wkup_keyboard_clkctrl; /* 4ae07878 */ + u32 pad213; /* 4ae0787c */ + u32 cm_wkup_rtc_clkctrl; /* 4ae07880 */ + u32 pad214; /* 4ae07884 */ + u32 cm_wkup_bandgap_clkctrl; /* 4ae07888 */ + u32 pad215[197]; /* 4ae0788c */ + u32 prm_vc_val_bypass; /* 4ae07ba0 */ + u32 pad216[4]; + u32 prm_vc_cfg_i2c_mode; /* 4ae07bb4 */ + u32 prm_vc_cfg_i2c_clk; /* 4ae07bb8 */ +}; + +/* DPLL register offsets */ +#define CM_CLKMODE_DPLL 0 +#define CM_IDLEST_DPLL 0x4 +#define CM_AUTOIDLE_DPLL 0x8 +#define CM_CLKSEL_DPLL 0xC + +#define DPLL_CLKOUT_DIV_MASK 0x1F /* post-divider mask */ + +/* CM_CLKMODE_DPLL */ +#define CM_CLKMODE_DPLL_REGM4XEN_SHIFT 11 +#define CM_CLKMODE_DPLL_REGM4XEN_MASK (1 << 11) +#define CM_CLKMODE_DPLL_LPMODE_EN_SHIFT 10 +#define CM_CLKMODE_DPLL_LPMODE_EN_MASK (1 << 10) +#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_SHIFT 9 +#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_MASK (1 << 9) +#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_SHIFT 8 +#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_MASK (1 << 8) +#define CM_CLKMODE_DPLL_RAMP_RATE_SHIFT 5 +#define CM_CLKMODE_DPLL_RAMP_RATE_MASK (0x7 << 5) +#define CM_CLKMODE_DPLL_EN_SHIFT 0 +#define CM_CLKMODE_DPLL_EN_MASK (0x7 << 0) + +#define CM_CLKMODE_DPLL_DPLL_EN_SHIFT 0 +#define CM_CLKMODE_DPLL_DPLL_EN_MASK 7 + +#define DPLL_EN_STOP 1 +#define DPLL_EN_MN_BYPASS 4 +#define DPLL_EN_LOW_POWER_BYPASS 5 +#define DPLL_EN_FAST_RELOCK_BYPASS 6 +#define DPLL_EN_LOCK 7 + +/* CM_IDLEST_DPLL fields */ +#define ST_DPLL_CLK_MASK 1 + +/* CM_CLKSEL_DPLL */ +#define CM_CLKSEL_DPLL_DPLL_SD_DIV_SHIFT 24 +#define CM_CLKSEL_DPLL_DPLL_SD_DIV_MASK (0xFF << 24) +#define CM_CLKSEL_DPLL_M_SHIFT 8 +#define CM_CLKSEL_DPLL_M_MASK (0x7FF << 8) +#define CM_CLKSEL_DPLL_N_SHIFT 0 +#define CM_CLKSEL_DPLL_N_MASK 0x7F +#define CM_CLKSEL_DCC_EN_SHIFT 22 +#define CM_CLKSEL_DCC_EN_MASK (1 << 22) + +#define OMAP4_DPLL_MAX_N 127 + +/* CM_SYS_CLKSEL */ +#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7 + +/* CM_CLKSEL_CORE */ +#define CLKSEL_CORE_SHIFT 0 +#define CLKSEL_L3_SHIFT 4 +#define CLKSEL_L4_SHIFT 8 + +#define CLKSEL_CORE_X2_DIV_1 0 +#define CLKSEL_L3_CORE_DIV_2 1 +#define CLKSEL_L4_L3_DIV_2 1 + +/* CM_ABE_PLL_REF_CLKSEL */ +#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SHIFT 0 +#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_MASK 1 +#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK 0 +#define CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK 1 + +/* CM_BYPCLK_DPLL_IVA */ +#define CM_BYPCLK_DPLL_IVA_CLKSEL_SHIFT 0 +#define CM_BYPCLK_DPLL_IVA_CLKSEL_MASK 3 + +#define DPLL_IVA_CLKSEL_CORE_X2_DIV_2 1 + +/* CM_SHADOW_FREQ_CONFIG1 */ +#define SHADOW_FREQ_CONFIG1_FREQ_UPDATE_MASK 1 +#define SHADOW_FREQ_CONFIG1_DLL_OVERRIDE_MASK 4 +#define SHADOW_FREQ_CONFIG1_DLL_RESET_MASK 8 + +#define SHADOW_FREQ_CONFIG1_DPLL_EN_SHIFT 8 +#define SHADOW_FREQ_CONFIG1_DPLL_EN_MASK (7 << 8) + +#define SHADOW_FREQ_CONFIG1_M2_DIV_SHIFT 11 +#define SHADOW_FREQ_CONFIG1_M2_DIV_MASK (0x1F << 11) + +/*CM_<clock_domain>__CLKCTRL */ +#define CD_CLKCTRL_CLKTRCTRL_SHIFT 0 +#define CD_CLKCTRL_CLKTRCTRL_MASK 3 + +#define CD_CLKCTRL_CLKTRCTRL_NO_SLEEP 0 +#define CD_CLKCTRL_CLKTRCTRL_SW_SLEEP 1 +#define CD_CLKCTRL_CLKTRCTRL_SW_WKUP 2 +#define CD_CLKCTRL_CLKTRCTRL_HW_AUTO 3 + + +/* CM_<clock_domain>_<module>_CLKCTRL */ +#define MODULE_CLKCTRL_MODULEMODE_SHIFT 0 +#define MODULE_CLKCTRL_MODULEMODE_MASK 3 +#define MODULE_CLKCTRL_IDLEST_SHIFT 16 +#define MODULE_CLKCTRL_IDLEST_MASK (3 << 16) + +#define MODULE_CLKCTRL_MODULEMODE_SW_DISABLE 0 +#define MODULE_CLKCTRL_MODULEMODE_HW_AUTO 1 +#define MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN 2 + +#define MODULE_CLKCTRL_IDLEST_FULLY_FUNCTIONAL 0 +#define MODULE_CLKCTRL_IDLEST_TRANSITIONING 1 +#define MODULE_CLKCTRL_IDLEST_IDLE 2 +#define MODULE_CLKCTRL_IDLEST_DISABLED 3 + +/* CM_L4PER_GPIO4_CLKCTRL */ +#define GPIO4_CLKCTRL_OPTFCLKEN_MASK (1 << 8) + +/* CM_L3INIT_HSMMCn_CLKCTRL */ +#define HSMMC_CLKCTRL_CLKSEL_MASK (1 << 24) + +/* CM_WKUP_GPTIMER1_CLKCTRL */ +#define GPTIMER1_CLKCTRL_CLKSEL_MASK (1 << 24) + +/* CM_CAM_ISS_CLKCTRL */ +#define ISS_CLKCTRL_OPTFCLKEN_MASK (1 << 8) + +/* CM_DSS_DSS_CLKCTRL */ +#define DSS_CLKCTRL_OPTFCLKEN_MASK 0xF00 + +/* CM_L3INIT_USBPHY_CLKCTRL */ +#define USBPHY_CLKCTRL_OPTFCLKEN_PHY_48M_MASK 8 + +/* CM_MPU_MPU_CLKCTRL */ +#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_SHIFT 24 +#define MPU_CLKCTRL_CLKSEL_EMIF_DIV_MODE_MASK (1 << 24) +#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_SHIFT 25 +#define MPU_CLKCTRL_CLKSEL_ABE_DIV_MODE_MASK (1 << 25) + +/* Clock frequencies */ +#define OMAP_SYS_CLK_FREQ_38_4_MHZ 38400000 +#define OMAP_SYS_CLK_IND_38_4_MHZ 6 +#define OMAP_32K_CLK_FREQ 32768 + +/* PRM_VC_CFG_I2C_CLK */ +#define PRM_VC_CFG_I2C_CLK_SCLH_SHIFT 0 +#define PRM_VC_CFG_I2C_CLK_SCLH_MASK 0xFF +#define PRM_VC_CFG_I2C_CLK_SCLL_SHIFT 8 +#define PRM_VC_CFG_I2C_CLK_SCLL_MASK (0xFF << 8) + +/* PRM_VC_VAL_BYPASS */ +#define PRM_VC_I2C_CHANNEL_FREQ_KHZ 400 + +#define PRM_VC_VAL_BYPASS_VALID_BIT 0x1000000 +#define PRM_VC_VAL_BYPASS_SLAVEADDR_SHIFT 0 +#define PRM_VC_VAL_BYPASS_SLAVEADDR_MASK 0x7F +#define PRM_VC_VAL_BYPASS_REGADDR_SHIFT 8 +#define PRM_VC_VAL_BYPASS_REGADDR_MASK 0xFF +#define PRM_VC_VAL_BYPASS_DATA_SHIFT 16 +#define PRM_VC_VAL_BYPASS_DATA_MASK 0xFF + +/* SMPS */ +#define SMPS_I2C_SLAVE_ADDR 0x12 +#define SMPS_REG_ADDR_VCORE1 0x55 +#define SMPS_REG_ADDR_VCORE2 0x5B +#define SMPS_REG_ADDR_VCORE3 0x61 + +#define PHOENIX_SMPS_BASE_VOLT_STD_MODE_UV 607700 +#define PHOENIX_SMPS_BASE_VOLT_STD_MODE_WITH_OFFSET_UV 709000 + +/* TPS */ +#define TPS62361_I2C_SLAVE_ADDR 0x60 +#define TPS62361_REG_ADDR_SET0 0x0 +#define TPS62361_REG_ADDR_SET1 0x1 +#define TPS62361_REG_ADDR_SET2 0x2 +#define TPS62361_REG_ADDR_SET3 0x3 +#define TPS62361_REG_ADDR_CTRL 0x4 +#define TPS62361_REG_ADDR_TEMP 0x5 +#define TPS62361_REG_ADDR_RMP_CTRL 0x6 +#define TPS62361_REG_ADDR_CHIP_ID 0x8 +#define TPS62361_REG_ADDR_CHIP_ID_2 0x9 + +#define TPS62361_BASE_VOLT_MV 500 +#define TPS62361_VSEL0_GPIO 7 + +/* Defines for DPLL setup */ +#define DPLL_LOCKED_FREQ_TOLERANCE_0 0 +#define DPLL_LOCKED_FREQ_TOLERANCE_500_KHZ 500 +#define DPLL_LOCKED_FREQ_TOLERANCE_1_MHZ 1000 + +#define DPLL_NO_LOCK 0 +#define DPLL_LOCK 1 + +#define NUM_SYS_CLKS 7 + +struct dpll_regs { + u32 cm_clkmode_dpll; + u32 cm_idlest_dpll; + u32 cm_autoidle_dpll; + u32 cm_clksel_dpll; + u32 cm_div_m2_dpll; + u32 cm_div_m3_dpll; + u32 cm_div_h11_dpll; + u32 cm_div_h12_dpll; + u32 cm_div_h13_dpll; + u32 cm_div_h14_dpll; + u32 reserved[2]; + u32 cm_div_h22_dpll; + u32 cm_div_h23_dpll; +}; + +/* DPLL parameter table */ +struct dpll_params { + u32 m; + u32 n; + u8 m2; + u8 m3; + u8 h11; + u8 h12; + u8 h13; + u8 h14; + u8 h22; + u8 h23; +}; + +extern struct omap5_prcm_regs *const prcm; +extern const u32 sys_clk_array[8]; + +void scale_vcores(void); +void do_scale_tps62361(u32 reg, u32 volt_mv); +u32 omap_ddr_clk(void); +void do_scale_vcore(u32 vcore_reg, u32 volt_mv); +void setup_sri2c(void); +void setup_post_dividers(u32 *const base, const struct dpll_params *params); +u32 get_sys_clk_index(void); +void enable_basic_clocks(void); +void enable_non_essential_clocks(void); +void do_enable_clocks(u32 *const *clk_domains, + u32 *const *clk_modules_hw_auto, + u32 *const *clk_modules_explicit_en, + u8 wait_for_enable); +const struct dpll_params *get_mpu_dpll_params(void); +const struct dpll_params *get_core_dpll_params(void); +const struct dpll_params *get_per_dpll_params(void); +const struct dpll_params *get_iva_dpll_params(void); +const struct dpll_params *get_usb_dpll_params(void); +const struct dpll_params *get_abe_dpll_params(void); +#endif /* _CLOCKS_OMAP5_H_ */ diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h index fdca765..3803ea9 100644 --- a/arch/arm/include/asm/arch-omap5/sys_proto.h +++ b/arch/arm/include/asm/arch-omap5/sys_proto.h @@ -26,14 +26,13 @@ #include <asm/arch/clocks.h> #include <asm/omap_common.h> #include <asm/arch/mux_omap5.h> +#include <asm/arch/clocks.h> struct omap_sysinfo { char *board_string; }; extern const struct omap_sysinfo sysinfo; -extern struct omap5_prcm_regs *const prcm; - void gpmc_init(void); void watchdog_init(void); u32 get_device_type(void); |