| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Tony Lindgren | 451 | 19.05% | 31 | 25.20% |
| Syed Mohammed Khasim | 359 | 15.17% | 2 | 1.63% |
| Paul Walmsley | 358 | 15.12% | 18 | 14.63% |
| Nishanth Menon | 258 | 10.90% | 6 | 4.88% |
| R Sricharan | 182 | 7.69% | 2 | 1.63% |
| Tero Kristo | 166 | 7.01% | 19 | 15.45% |
| Afzal Mohammed | 132 | 5.58% | 5 | 4.07% |
| Santosh Shilimkar | 118 | 4.99% | 3 | 2.44% |
| Hemant Pedanekar | 76 | 3.21% | 2 | 1.63% |
| Vaibhav Hiremath | 41 | 1.73% | 6 | 4.88% |
| Ambresh K | 28 | 1.18% | 2 | 1.63% |
| Andrew F. Davis | 27 | 1.14% | 1 | 0.81% |
| Shawn Guo | 27 | 1.14% | 1 | 0.81% |
| Kyungmin Park | 26 | 1.10% | 1 | 0.81% |
| Aida Mynzhasova | 24 | 1.01% | 1 | 0.81% |
| Rajendra Nayak | 21 | 0.89% | 4 | 3.25% |
| Aaro Koskinen | 15 | 0.63% | 2 | 1.63% |
| Kevin Hilman | 15 | 0.63% | 4 | 3.25% |
| Sanjeev Premi | 14 | 0.59% | 1 | 0.81% |
| Russell King | 7 | 0.30% | 2 | 1.63% |
| Sekhar Nori | 6 | 0.25% | 2 | 1.63% |
| Dave Gerlach | 4 | 0.17% | 1 | 0.81% |
| Jean Pihet | 3 | 0.13% | 1 | 0.81% |
| Thomas Gleixner | 2 | 0.08% | 1 | 0.81% |
| Manjunath Kondaiah G | 2 | 0.08% | 1 | 0.81% |
| Tomi Valkeinen | 2 | 0.08% | 1 | 0.81% |
| Juha Yrjola | 1 | 0.04% | 1 | 0.81% |
| Paul Bolle | 1 | 0.04% | 1 | 0.81% |
| Arnd Bergmann | 1 | 0.04% | 1 | 0.81% |
| Total | 2367 | 123 |
// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/mach-omap2/io.c * * OMAP2 I/O mapping code * * Copyright (C) 2005 Nokia Corporation * Copyright (C) 2007-2009 Texas Instruments * * Author: * Juha Yrjola <juha.yrjola@nokia.com> * Syed Khasim <x0khasim@ti.com> * * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> */ #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> #include <linux/clk.h> #include <asm/tlb.h> #include <asm/mach/map.h> #include <linux/omap-dma.h> #include "omap_hwmod.h" #include "soc.h" #include "iomap.h" #include "voltage.h" #include "powerdomain.h" #include "clockdomain.h" #include "common.h" #include "clock.h" #include "clock2xxx.h" #include "clock3xxx.h" #include "sdrc.h" #include "control.h" #include "serial.h" #include "sram.h" #include "cm2xxx.h" #include "cm3xxx.h" #include "cm33xx.h" #include "cm44xx.h" #include "prm.h" #include "cm.h" #include "prcm_mpu44xx.h" #include "prminst44xx.h" #include "prm2xxx.h" #include "prm3xxx.h" #include "prm33xx.h" #include "prm44xx.h" #include "opp2xxx.h" #include "omap-secure.h" /* * omap_clk_soc_init: points to a function that does the SoC-specific * clock initializations */ static int (*omap_clk_soc_init)(void); /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. */ #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) static struct map_desc omap24xx_io_desc[] __initdata = { { .virtual = L3_24XX_VIRT, .pfn = __phys_to_pfn(L3_24XX_PHYS), .length = L3_24XX_SIZE, .type = MT_DEVICE }, { .virtual = L4_24XX_VIRT, .pfn = __phys_to_pfn(L4_24XX_PHYS), .length = L4_24XX_SIZE, .type = MT_DEVICE }, }; #ifdef CONFIG_SOC_OMAP2420 static struct map_desc omap242x_io_desc[] __initdata = { { .virtual = DSP_MEM_2420_VIRT, .pfn = __phys_to_pfn(DSP_MEM_2420_PHYS), .length = DSP_MEM_2420_SIZE, .type = MT_DEVICE }, { .virtual = DSP_IPI_2420_VIRT, .pfn = __phys_to_pfn(DSP_IPI_2420_PHYS), .length = DSP_IPI_2420_SIZE, .type = MT_DEVICE }, { .virtual = DSP_MMU_2420_VIRT, .pfn = __phys_to_pfn(DSP_MMU_2420_PHYS), .length = DSP_MMU_2420_SIZE, .type = MT_DEVICE }, }; #endif #ifdef CONFIG_SOC_OMAP2430 static struct map_desc omap243x_io_desc[] __initdata = { { .virtual = L4_WK_243X_VIRT, .pfn = __phys_to_pfn(L4_WK_243X_PHYS), .length = L4_WK_243X_SIZE, .type = MT_DEVICE }, { .virtual = OMAP243X_GPMC_VIRT, .pfn = __phys_to_pfn(OMAP243X_GPMC_PHYS), .length = OMAP243X_GPMC_SIZE, .type = MT_DEVICE }, { .virtual = OMAP243X_SDRC_VIRT, .pfn = __phys_to_pfn(OMAP243X_SDRC_PHYS), .length = OMAP243X_SDRC_SIZE, .type = MT_DEVICE }, { .virtual = OMAP243X_SMS_VIRT, .pfn = __phys_to_pfn(OMAP243X_SMS_PHYS), .length = OMAP243X_SMS_SIZE, .type = MT_DEVICE }, }; #endif #endif #ifdef CONFIG_ARCH_OMAP3 static struct map_desc omap34xx_io_desc[] __initdata = { { .virtual = L3_34XX_VIRT, .pfn = __phys_to_pfn(L3_34XX_PHYS), .length = L3_34XX_SIZE, .type = MT_DEVICE }, { .virtual = L4_34XX_VIRT, .pfn = __phys_to_pfn(L4_34XX_PHYS), .length = L4_34XX_SIZE, .type = MT_DEVICE }, { .virtual = OMAP34XX_GPMC_VIRT, .pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS), .length = OMAP34XX_GPMC_SIZE, .type = MT_DEVICE }, { .virtual = OMAP343X_SMS_VIRT, .pfn = __phys_to_pfn(OMAP343X_SMS_PHYS), .length = OMAP343X_SMS_SIZE, .type = MT_DEVICE }, { .virtual = OMAP343X_SDRC_VIRT, .pfn = __phys_to_pfn(OMAP343X_SDRC_PHYS), .length = OMAP343X_SDRC_SIZE, .type = MT_DEVICE }, { .virtual = L4_PER_34XX_VIRT, .pfn = __phys_to_pfn(L4_PER_34XX_PHYS), .length = L4_PER_34XX_SIZE, .type = MT_DEVICE }, { .virtual = L4_EMU_34XX_VIRT, .pfn = __phys_to_pfn(L4_EMU_34XX_PHYS), .length = L4_EMU_34XX_SIZE, .type = MT_DEVICE }, }; #endif #ifdef CONFIG_SOC_TI81XX static struct map_desc omapti81xx_io_desc[] __initdata = { { .virtual = L4_34XX_VIRT, .pfn = __phys_to_pfn(L4_34XX_PHYS), .length = L4_34XX_SIZE, .type = MT_DEVICE } }; #endif #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) static struct map_desc omapam33xx_io_desc[] __initdata = { { .virtual = L4_34XX_VIRT, .pfn = __phys_to_pfn(L4_34XX_PHYS), .length = L4_34XX_SIZE, .type = MT_DEVICE }, { .virtual = L4_WK_AM33XX_VIRT, .pfn = __phys_to_pfn(L4_WK_AM33XX_PHYS), .length = L4_WK_AM33XX_SIZE, .type = MT_DEVICE } }; #endif #ifdef CONFIG_ARCH_OMAP4 static struct map_desc omap44xx_io_desc[] __initdata = { { .virtual = L3_44XX_VIRT, .pfn = __phys_to_pfn(L3_44XX_PHYS), .length = L3_44XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_44XX_VIRT, .pfn = __phys_to_pfn(L4_44XX_PHYS), .length = L4_44XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_PER_44XX_VIRT, .pfn = __phys_to_pfn(L4_PER_44XX_PHYS), .length = L4_PER_44XX_SIZE, .type = MT_DEVICE, }, }; #endif #ifdef CONFIG_SOC_OMAP5 static struct map_desc omap54xx_io_desc[] __initdata = { { .virtual = L3_54XX_VIRT, .pfn = __phys_to_pfn(L3_54XX_PHYS), .length = L3_54XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_54XX_VIRT, .pfn = __phys_to_pfn(L4_54XX_PHYS), .length = L4_54XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_WK_54XX_VIRT, .pfn = __phys_to_pfn(L4_WK_54XX_PHYS), .length = L4_WK_54XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_PER_54XX_VIRT, .pfn = __phys_to_pfn(L4_PER_54XX_PHYS), .length = L4_PER_54XX_SIZE, .type = MT_DEVICE, }, }; #endif #ifdef CONFIG_SOC_DRA7XX static struct map_desc dra7xx_io_desc[] __initdata = { { .virtual = L4_CFG_MPU_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_CFG_MPU_DRA7XX_PHYS), .length = L4_CFG_MPU_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L3_MAIN_SN_DRA7XX_VIRT, .pfn = __phys_to_pfn(L3_MAIN_SN_DRA7XX_PHYS), .length = L3_MAIN_SN_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_PER1_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_PER1_DRA7XX_PHYS), .length = L4_PER1_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_PER2_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_PER2_DRA7XX_PHYS), .length = L4_PER2_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_PER3_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_PER3_DRA7XX_PHYS), .length = L4_PER3_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_CFG_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_CFG_DRA7XX_PHYS), .length = L4_CFG_DRA7XX_SIZE, .type = MT_DEVICE, }, { .virtual = L4_WKUP_DRA7XX_VIRT, .pfn = __phys_to_pfn(L4_WKUP_DRA7XX_PHYS), .length = L4_WKUP_DRA7XX_SIZE, .type = MT_DEVICE, }, }; #endif #ifdef CONFIG_SOC_OMAP2420 void __init omap242x_map_io(void) { iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc)); } #endif #ifdef CONFIG_SOC_OMAP2430 void __init omap243x_map_io(void) { iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc)); } #endif #ifdef CONFIG_ARCH_OMAP3 void __init omap3_map_io(void) { iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc)); } #endif #ifdef CONFIG_SOC_TI81XX void __init ti81xx_map_io(void) { iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc)); } #endif #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) void __init am33xx_map_io(void) { iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc)); } #endif #ifdef CONFIG_ARCH_OMAP4 void __init omap4_map_io(void) { iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc)); omap_barriers_init(); } #endif #ifdef CONFIG_SOC_OMAP5 void __init omap5_map_io(void) { iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc)); omap_barriers_init(); } #endif #ifdef CONFIG_SOC_DRA7XX void __init dra7xx_map_io(void) { iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc)); omap_barriers_init(); } #endif /* * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters * * Sets the CORE DPLL3 M2 divider to the same value that it's at * currently. This has the effect of setting the SDRC SDRAM AC timing * registers to the values currently defined by the kernel. Currently * only defined for OMAP3; will return 0 if called on OMAP2. Returns * -EINVAL if the dpll3_m2_ck cannot be found, 0 if called on OMAP2, * or passes along the return value of clk_set_rate(). */ static int __init _omap2_init_reprogram_sdrc(void) { struct clk *dpll3_m2_ck; int v = -EINVAL; long rate; if (!cpu_is_omap34xx()) return 0; dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck"); if (IS_ERR(dpll3_m2_ck)) return -EINVAL; rate = clk_get_rate(dpll3_m2_ck); pr_info("Reprogramming SDRC clock to %ld Hz\n", rate); v = clk_set_rate(dpll3_m2_ck, rate); if (v) pr_err("dpll3_m2_clk rate change failed: %d\n", v); clk_put(dpll3_m2_ck); return v; } static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) { return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } static void __init __maybe_unused omap_hwmod_init_postsetup(void) { u8 postsetup_state = _HWMOD_STATE_DEFAULT; /* Set the default postsetup state for all hwmods */ omap_hwmod_for_each(_set_hwmod_postsetup_state, &postsetup_state); } #ifdef CONFIG_SOC_OMAP2420 void __init omap2420_init_early(void) { omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE)); omap2_control_base_init(); omap2xxx_check_revision(); omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap242x_powerdomains_init(); omap242x_clockdomains_init(); omap2420_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = omap2420_dt_clk_init; rate_table = omap2420_rate_table; } void __init omap2420_init_late(void) { omap_pm_soc_init = omap2_pm_init; } #endif #ifdef CONFIG_SOC_OMAP2430 void __init omap2430_init_early(void) { omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE)); omap2_control_base_init(); omap2xxx_check_revision(); omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap243x_powerdomains_init(); omap243x_clockdomains_init(); omap2430_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = omap2430_dt_clk_init; rate_table = omap2430_rate_table; } void __init omap2430_init_late(void) { omap_pm_soc_init = omap2_pm_init; } #endif /* * Currently only board-omap3beagle.c should call this because of the * same machine_id for 34xx and 36xx beagle.. Will get fixed with DT. */ #ifdef CONFIG_ARCH_OMAP3 void __init omap3_init_early(void) { omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE)); omap2_control_base_init(); omap3xxx_check_revision(); omap3xxx_check_features(); omap2_prcm_base_init(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); omap_secure_init(); } void __init omap3430_init_early(void) { omap3_init_early(); omap_clk_soc_init = omap3430_dt_clk_init; } void __init omap35xx_init_early(void) { omap3_init_early(); omap_clk_soc_init = omap3430_dt_clk_init; } void __init omap3630_init_early(void) { omap3_init_early(); omap_clk_soc_init = omap3630_dt_clk_init; } void __init am35xx_init_early(void) { omap3_init_early(); omap_clk_soc_init = am35xx_dt_clk_init; } void __init omap3_init_late(void) { omap_pm_soc_init = omap3_pm_init; } void __init ti81xx_init_late(void) { omap_pm_soc_init = omap_pm_nop_init; } #endif #ifdef CONFIG_SOC_TI81XX void __init ti814x_init_early(void) { omap2_set_globals_tap(TI814X_CLASS, OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); omap2_control_base_init(); omap3xxx_check_revision(); ti81xx_check_features(); omap2_prcm_base_init(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); ti814x_clockdomains_init(); dm814x_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = dm814x_dt_clk_init; omap_secure_init(); } void __init ti816x_init_early(void) { omap2_set_globals_tap(TI816X_CLASS, OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); omap2_control_base_init(); omap3xxx_check_revision(); ti81xx_check_features(); omap2_prcm_base_init(); omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); ti816x_clockdomains_init(); dm816x_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = dm816x_dt_clk_init; omap_secure_init(); } #endif #ifdef CONFIG_SOC_AM33XX void __init am33xx_init_early(void) { omap2_set_globals_tap(AM335X_CLASS, AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); omap2_control_base_init(); omap3xxx_check_revision(); am33xx_check_features(); omap2_prcm_base_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); am33xx_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = am33xx_dt_clk_init; omap_secure_init(); } void __init am33xx_init_late(void) { omap_pm_soc_init = amx3_common_pm_init; } #endif #ifdef CONFIG_SOC_AM43XX void __init am43xx_init_early(void) { omap2_set_globals_tap(AM335X_CLASS, AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); omap2_control_base_init(); omap3xxx_check_revision(); am33xx_check_features(); omap2_prcm_base_init(); am43xx_powerdomains_init(); am43xx_clockdomains_init(); am43xx_hwmod_init(); omap_hwmod_init_postsetup(); omap_l2_cache_init(); omap_clk_soc_init = am43xx_dt_clk_init; omap_secure_init(); } void __init am43xx_init_late(void) { omap_pm_soc_init = amx3_common_pm_init; } #endif #ifdef CONFIG_ARCH_OMAP4 void __init omap4430_init_early(void) { omap2_set_globals_tap(OMAP443X_CLASS, OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE)); omap2_control_base_init(); omap4xxx_check_revision(); omap4xxx_check_features(); omap2_prcm_base_init(); omap4_sar_ram_init(); omap4_mpuss_early_init(); omap4_pm_init_early(); omap44xx_voltagedomains_init(); omap44xx_powerdomains_init(); omap44xx_clockdomains_init(); omap44xx_hwmod_init(); omap_hwmod_init_postsetup(); omap_l2_cache_init(); omap_clk_soc_init = omap4xxx_dt_clk_init; omap_secure_init(); } void __init omap4430_init_late(void) { omap_pm_soc_init = omap4_pm_init; } #endif #ifdef CONFIG_SOC_OMAP5 void __init omap5_init_early(void) { omap2_set_globals_tap(OMAP54XX_CLASS, OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); omap2_control_base_init(); omap2_prcm_base_init(); omap5xxx_check_revision(); omap4_sar_ram_init(); omap4_mpuss_early_init(); omap4_pm_init_early(); omap54xx_voltagedomains_init(); omap54xx_powerdomains_init(); omap54xx_clockdomains_init(); omap54xx_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = omap5xxx_dt_clk_init; omap_secure_init(); } void __init omap5_init_late(void) { omap_pm_soc_init = omap4_pm_init; } #endif #ifdef CONFIG_SOC_DRA7XX void __init dra7xx_init_early(void) { omap2_set_globals_tap(DRA7XX_CLASS, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); omap2_control_base_init(); omap4_pm_init_early(); omap2_prcm_base_init(); dra7xxx_check_revision(); dra7xx_powerdomains_init(); dra7xx_clockdomains_init(); dra7xx_hwmod_init(); omap_hwmod_init_postsetup(); omap_clk_soc_init = dra7xx_dt_clk_init; omap_secure_init(); } void __init dra7xx_init_late(void) { omap_pm_soc_init = omap4_pm_init; } #endif void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1) { omap_sram_init(); if (cpu_is_omap24xx() || omap3_has_sdrc()) { omap2_sdrc_init(sdrc_cs0, sdrc_cs1); _omap2_init_reprogram_sdrc(); } } int __init omap_clk_init(void) { int ret = 0; if (!omap_clk_soc_init) return 0; ti_clk_init_features(); omap2_clk_setup_ll_ops(); ret = omap_control_init(); if (ret) return ret; ret = omap_prcm_init(); if (ret) return ret; of_clk_init(NULL); ti_dt_clk_init_retry_clks(); ti_dt_clockdomains_setup(); ret = omap_clk_soc_init(); return ret; }
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