/* * Copyright (c) 2012, 2013, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope 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, see . */ #include #include #include #include #include #include #include #include #include "clk.h" #define RST_DEVICES_L 0x004 #define RST_DEVICES_H 0x008 #define RST_DEVICES_U 0x00C #define RST_DEVICES_V 0x358 #define RST_DEVICES_W 0x35C #define RST_DEVICES_X 0x28C #define RST_DEVICES_SET_L 0x300 #define RST_DEVICES_CLR_L 0x304 #define RST_DEVICES_SET_H 0x308 #define RST_DEVICES_CLR_H 0x30c #define RST_DEVICES_SET_U 0x310 #define RST_DEVICES_CLR_U 0x314 #define RST_DEVICES_SET_V 0x430 #define RST_DEVICES_CLR_V 0x434 #define RST_DEVICES_SET_W 0x438 #define RST_DEVICES_CLR_W 0x43c #define RST_DEVICES_NUM 5 #define CLK_OUT_ENB_L 0x010 #define CLK_OUT_ENB_H 0x014 #define CLK_OUT_ENB_U 0x018 #define CLK_OUT_ENB_V 0x360 #define CLK_OUT_ENB_W 0x364 #define CLK_OUT_ENB_X 0x280 #define CLK_OUT_ENB_SET_L 0x320 #define CLK_OUT_ENB_CLR_L 0x324 #define CLK_OUT_ENB_SET_H 0x328 #define CLK_OUT_ENB_CLR_H 0x32c #define CLK_OUT_ENB_SET_U 0x330 #define CLK_OUT_ENB_CLR_U 0x334 #define CLK_OUT_ENB_SET_V 0x440 #define CLK_OUT_ENB_CLR_V 0x444 #define CLK_OUT_ENB_SET_W 0x448 #define CLK_OUT_ENB_CLR_W 0x44c #define CLK_OUT_ENB_SET_X 0x284 #define CLK_OUT_ENB_CLR_X 0x288 #define CLK_OUT_ENB_NUM 6 #define PLLC_BASE 0x80 #define PLLC_MISC2 0x88 #define PLLC_MISC 0x8c #define PLLC2_BASE 0x4e8 #define PLLC2_MISC 0x4ec #define PLLC3_BASE 0x4fc #define PLLC3_MISC 0x500 #define PLLM_BASE 0x90 #define PLLM_MISC 0x9c #define PLLP_BASE 0xa0 #define PLLP_MISC 0xac #define PLLX_BASE 0xe0 #define PLLX_MISC 0xe4 #define PLLX_MISC2 0x514 #define PLLX_MISC3 0x518 #define PLLD_BASE 0xd0 #define PLLD_MISC 0xdc #define PLLD2_BASE 0x4b8 #define PLLD2_MISC 0x4bc #define PLLE_BASE 0xe8 #define PLLE_MISC 0xec #define PLLA_BASE 0xb0 #define PLLA_MISC 0xbc #define PLLU_BASE 0xc0 #define PLLU_MISC 0xcc #define PLLRE_BASE 0x4c4 #define PLLRE_MISC 0x4c8 #define PLL_MISC_LOCK_ENABLE 18 #define PLLC_MISC_LOCK_ENABLE 24 #define PLLDU_MISC_LOCK_ENABLE 22 #define PLLE_MISC_LOCK_ENABLE 9 #define PLLRE_MISC_LOCK_ENABLE 30 #define PLLC_IDDQ_BIT 26 #define PLLX_IDDQ_BIT 3 #define PLLRE_IDDQ_BIT 16 #define PLL_BASE_LOCK BIT(27) #define PLLE_MISC_LOCK BIT(11) #define PLLRE_MISC_LOCK BIT(24) #define PLLCX_BASE_LOCK (BIT(26)|BIT(27)) #define PLLE_AUX 0x48c #define PLLC_OUT 0x84 #define PLLM_OUT 0x94 #define PLLP_OUTA 0xa4 #define PLLP_OUTB 0xa8 #define PLLA_OUT 0xb4 #define AUDIO_SYNC_CLK_I2S0 0x4a0 #define AUDIO_SYNC_CLK_I2S1 0x4a4 #define AUDIO_SYNC_CLK_I2S2 0x4a8 #define AUDIO_SYNC_CLK_I2S3 0x4ac #define AUDIO_SYNC_CLK_I2S4 0x4b0 #define AUDIO_SYNC_CLK_SPDIF 0x4b4 #define AUDIO_SYNC_DOUBLER 0x49c #define PMC_CLK_OUT_CNTRL 0x1a8 #define PMC_DPD_PADS_ORIDE 0x1c #define PMC_DPD_PADS_ORIDE_BLINK_ENB 20 #define PMC_CTRL 0 #define PMC_CTRL_BLINK_ENB 7 #define OSC_CTRL 0x50 #define OSC_CTRL_OSC_FREQ_SHIFT 28 #define OSC_CTRL_PLL_REF_DIV_SHIFT 26 #define PLLXC_SW_MAX_P 6 #define CCLKG_BURST_POLICY 0x368 #define CCLKLP_BURST_POLICY 0x370 #define SCLK_BURST_POLICY 0x028 #define SYSTEM_CLK_RATE 0x030 #define UTMIP_PLL_CFG2 0x488 #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6) #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) #define UTMIP_PLL_CFG1 0x484 #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6) #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) #define UTMIPLL_HW_PWRDN_CFG0 0x52c #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) #define CLK_SOURCE_I2S0 0x1d8 #define CLK_SOURCE_I2S1 0x100 #define CLK_SOURCE_I2S2 0x104 #define CLK_SOURCE_NDFLASH 0x160 #define CLK_SOURCE_I2S3 0x3bc #define CLK_SOURCE_I2S4 0x3c0 #define CLK_SOURCE_SPDIF_OUT 0x108 #define CLK_SOURCE_SPDIF_IN 0x10c #define CLK_SOURCE_PWM 0x110 #define CLK_SOURCE_ADX 0x638 #define CLK_SOURCE_AMX 0x63c #define CLK_SOURCE_HDA 0x428 #define CLK_SOURCE_HDA2CODEC_2X 0x3e4 #define CLK_SOURCE_SBC1 0x134 #define CLK_SOURCE_SBC2 0x118 #define CLK_SOURCE_SBC3 0x11c #define CLK_SOURCE_SBC4 0x1b4 #define CLK_SOURCE_SBC5 0x3c8 #define CLK_SOURCE_SBC6 0x3cc #define CLK_SOURCE_SATA_OOB 0x420 #define CLK_SOURCE_SATA 0x424 #define CLK_SOURCE_NDSPEED 0x3f8 #define CLK_SOURCE_VFIR 0x168 #define CLK_SOURCE_SDMMC1 0x150 #define CLK_SOURCE_SDMMC2 0x154 #define CLK_SOURCE_SDMMC3 0x1bc #define CLK_SOURCE_SDMMC4 0x164 #define CLK_SOURCE_VDE 0x1c8 #define CLK_SOURCE_CSITE 0x1d4 #define CLK_SOURCE_LA 0x1f8 #define CLK_SOURCE_TRACE 0x634 #define CLK_SOURCE_OWR 0x1cc #define CLK_SOURCE_NOR 0x1d0 #define CLK_SOURCE_MIPI 0x174 #define CLK_SOURCE_I2C1 0x124 #define CLK_SOURCE_I2C2 0x198 #define CLK_SOURCE_I2C3 0x1b8 #define CLK_SOURCE_I2C4 0x3c4 #define CLK_SOURCE_I2C5 0x128 #define CLK_SOURCE_UARTA 0x178 #define CLK_SOURCE_UARTB 0x17c #define CLK_SOURCE_UARTC 0x1a0 #define CLK_SOURCE_UARTD 0x1c0 #define CLK_SOURCE_UARTE 0x1c4 #define CLK_SOURCE_UARTA_DBG 0x178 #define CLK_SOURCE_UARTB_DBG 0x17c #define CLK_SOURCE_UARTC_DBG 0x1a0 #define CLK_SOURCE_UARTD_DBG 0x1c0 #define CLK_SOURCE_UARTE_DBG 0x1c4 #define CLK_SOURCE_3D 0x158 #define CLK_SOURCE_2D 0x15c #define CLK_SOURCE_VI_SENSOR 0x1a8 #define CLK_SOURCE_VI 0x148 #define CLK_SOURCE_EPP 0x16c #define CLK_SOURCE_MSENC 0x1f0 #define CLK_SOURCE_TSEC 0x1f4 #define CLK_SOURCE_HOST1X 0x180 #define CLK_SOURCE_HDMI 0x18c #define CLK_SOURCE_DISP1 0x138 #define CLK_SOURCE_DISP2 0x13c #define CLK_SOURCE_CILAB 0x614 #define CLK_SOURCE_CILCD 0x618 #define CLK_SOURCE_CILE 0x61c #define CLK_SOURCE_DSIALP 0x620 #define CLK_SOURCE_DSIBLP 0x624 #define CLK_SOURCE_TSENSOR 0x3b8 #define CLK_SOURCE_D_AUDIO 0x3d0 #define CLK_SOURCE_DAM0 0x3d8 #define CLK_SOURCE_DAM1 0x3dc #define CLK_SOURCE_DAM2 0x3e0 #define CLK_SOURCE_ACTMON 0x3e8 #define CLK_SOURCE_EXTERN1 0x3ec #define CLK_SOURCE_EXTERN2 0x3f0 #define CLK_SOURCE_EXTERN3 0x3f4 #define CLK_SOURCE_I2CSLOW 0x3fc #define CLK_SOURCE_SE 0x42c #define CLK_SOURCE_MSELECT 0x3b4 #define CLK_SOURCE_SOC_THERM 0x644 #define CLK_SOURCE_XUSB_HOST_SRC 0x600 #define CLK_SOURCE_XUSB_FALCON_SRC 0x604 #define CLK_SOURCE_XUSB_FS_SRC 0x608 #define CLK_SOURCE_XUSB_SS_SRC 0x610 #define CLK_SOURCE_XUSB_DEV_SRC 0x60c #define CLK_SOURCE_EMC 0x19c /* Tegra CPU clock and reset control regs */ #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 static int periph_clk_enb_refcnt[CLK_OUT_ENB_NUM * 32]; static void __iomem *clk_base; static void __iomem *pmc_base; static DEFINE_SPINLOCK(pll_d_lock); static DEFINE_SPINLOCK(pll_d2_lock); static DEFINE_SPINLOCK(pll_u_lock); static DEFINE_SPINLOCK(pll_div_lock); static DEFINE_SPINLOCK(pll_re_lock); static DEFINE_SPINLOCK(clk_doubler_lock); static DEFINE_SPINLOCK(clk_out_lock); static DEFINE_SPINLOCK(sysrate_lock); static struct pdiv_map pllxc_p[] = { { .pdiv = 1, .hw_val = 0 }, { .pdiv = 2, .hw_val = 1 }, { .pdiv = 3, .hw_val = 2 }, { .pdiv = 4, .hw_val = 3 }, { .pdiv = 5, .hw_val = 4 }, { .pdiv = 6, .hw_val = 5 }, { .pdiv = 8, .hw_val = 6 }, { .pdiv = 10, .hw_val = 7 }, { .pdiv = 12, .hw_val = 8 }, { .pdiv = 16, .hw_val = 9 }, { .pdiv = 12, .hw_val = 10 }, { .pdiv = 16, .hw_val = 11 }, { .pdiv = 20, .hw_val = 12 }, { .pdiv = 24, .hw_val = 13 }, { .pdiv = 32, .hw_val = 14 }, { .pdiv = 0, .hw_val = 0 }, }; static struct tegra_clk_pll_freq_table pll_c_freq_table[] = { { 12000000, 624000000, 104, 0, 2}, { 12000000, 600000000, 100, 0, 2}, { 13000000, 600000000, 92, 0, 2}, /* actual: 598.0 MHz */ { 16800000, 600000000, 71, 0, 2}, /* actual: 596.4 MHz */ { 19200000, 600000000, 62, 0, 2}, /* actual: 595.2 MHz */ { 26000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */ { 0, 0, 0, 0, 0, 0 }, }; static struct tegra_clk_pll_params pll_c_params = { .input_min = 12000000, .input_max = 800000000, .cf_min = 12000000, .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */ .vco_min = 600000000, .vco_max = 1400000000, .base_reg = PLLC_BASE, .misc_reg = PLLC_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLLC_MISC_LOCK_ENABLE, .lock_delay = 300, .iddq_reg = PLLC_MISC, .iddq_bit_idx = PLLC_IDDQ_BIT, .max_p = PLLXC_SW_MAX_P, .dyn_ramp_reg = PLLC_MISC2, .stepa_shift = 17, .stepb_shift = 9, .pdiv_tohw = pllxc_p, }; static struct pdiv_map pllc_p[] = { { .pdiv = 1, .hw_val = 0 }, { .pdiv = 2, .hw_val = 1 }, { .pdiv = 4, .hw_val = 3 }, { .pdiv = 8, .hw_val = 5 }, { .pdiv = 16, .hw_val = 7 }, { .pdiv = 0, .hw_val = 0 }, }; static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = { {12000000, 600000000, 100, 0, 2}, {13000000, 600000000, 92, 0, 2}, /* actual: 598.0 MHz */ {16800000, 600000000, 71, 0, 2}, /* actual: 596.4 MHz */ {19200000, 600000000, 62, 0, 2}, /* actual: 595.2 MHz */ {26000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */ {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_c2_params = { .input_min = 12000000, .input_max = 48000000, .cf_min = 12000000, .cf_max = 19200000, .vco_min = 600000000, .vco_max = 1200000000, .base_reg = PLLC2_BASE, .misc_reg = PLLC2_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, .pdiv_tohw = pllc_p, .ext_misc_reg[0] = 0x4f0, .ext_misc_reg[1] = 0x4f4, .ext_misc_reg[2] = 0x4f8, }; static struct tegra_clk_pll_params pll_c3_params = { .input_min = 12000000, .input_max = 48000000, .cf_min = 12000000, .cf_max = 19200000, .vco_min = 600000000, .vco_max = 1200000000, .base_reg = PLLC3_BASE, .misc_reg = PLLC3_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, .pdiv_tohw = pllc_p, .ext_misc_reg[0] = 0x504, .ext_misc_reg[1] = 0x508, .ext_misc_reg[2] = 0x50c, }; static struct pdiv_map pllm_p[] = { { .pdiv = 1, .hw_val = 0 }, { .pdiv = 2, .hw_val = 1 }, { .pdiv = 0, .hw_val = 0 }, }; static struct tegra_clk_pll_freq_table pll_m_freq_table[] = { {12000000, 800000000, 66, 0, 1}, /* actual: 792.0 MHz */ {13000000, 800000000, 61, 0, 1}, /* actual: 793.0 MHz */ {16800000, 800000000, 47, 0, 1}, /* actual: 789.6 MHz */ {19200000, 800000000, 41, 0, 1}, /* actual: 787.2 MHz */ {26000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */ {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_m_params = { .input_min = 12000000, .input_max = 500000000, .cf_min = 12000000, .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */ .vco_min = 400000000, .vco_max = 1066000000, .base_reg = PLLM_BASE, .misc_reg = PLLM_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, .max_p = 2, .pdiv_tohw = pllm_p, }; static struct tegra_clk_pll_freq_table pll_p_freq_table[] = { {12000000, 216000000, 432, 12, 1, 8}, {13000000, 216000000, 432, 13, 1, 8}, {16800000, 216000000, 360, 14, 1, 8}, {19200000, 216000000, 360, 16, 1, 8}, {26000000, 216000000, 432, 26, 1, 8}, {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_p_params = { .input_min = 2000000, .input_max = 31000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 200000000, .vco_max = 700000000, .base_reg = PLLP_BASE, .misc_reg = PLLP_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, }; static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { {9600000, 282240000, 147, 5, 0, 4}, {9600000, 368640000, 192, 5, 0, 4}, {9600000, 240000000, 200, 8, 0, 8}, {28800000, 282240000, 245, 25, 0, 8}, {28800000, 368640000, 320, 25, 0, 8}, {28800000, 240000000, 200, 24, 0, 8}, {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_a_params = { .input_min = 2000000, .input_max = 31000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 200000000, .vco_max = 700000000, .base_reg = PLLA_BASE, .misc_reg = PLLA_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, }; static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { {12000000, 216000000, 864, 12, 2, 12}, {13000000, 216000000, 864, 13, 2, 12}, {16800000, 216000000, 720, 14, 2, 12}, {19200000, 216000000, 720, 16, 2, 12}, {26000000, 216000000, 864, 26, 2, 12}, {12000000, 594000000, 594, 12, 0, 12}, {13000000, 594000000, 594, 13, 0, 12}, {16800000, 594000000, 495, 14, 0, 12}, {19200000, 594000000, 495, 16, 0, 12}, {26000000, 594000000, 594, 26, 0, 12}, {12000000, 1000000000, 1000, 12, 0, 12}, {13000000, 1000000000, 1000, 13, 0, 12}, {19200000, 1000000000, 625, 12, 0, 12}, {26000000, 1000000000, 1000, 26, 0, 12}, {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_d_params = { .input_min = 2000000, .input_max = 40000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 500000000, .vco_max = 1000000000, .base_reg = PLLD_BASE, .misc_reg = PLLD_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE, .lock_delay = 1000, }; static struct tegra_clk_pll_params pll_d2_params = { .input_min = 2000000, .input_max = 40000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 500000000, .vco_max = 1000000000, .base_reg = PLLD2_BASE, .misc_reg = PLLD2_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE, .lock_delay = 1000, }; static struct pdiv_map pllu_p[] = { { .pdiv = 1, .hw_val = 1 }, { .pdiv = 2, .hw_val = 0 }, { .pdiv = 0, .hw_val = 0 }, }; static struct tegra_clk_pll_freq_table pll_u_freq_table[] = { {12000000, 480000000, 960, 12, 0, 12}, {13000000, 480000000, 960, 13, 0, 12}, {16800000, 480000000, 400, 7, 0, 5}, {19200000, 480000000, 200, 4, 0, 3}, {26000000, 480000000, 960, 26, 0, 12}, {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_u_params = { .input_min = 2000000, .input_max = 40000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 480000000, .vco_max = 960000000, .base_reg = PLLU_BASE, .misc_reg = PLLU_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE, .lock_delay = 1000, .pdiv_tohw = pllu_p, }; static struct tegra_clk_pll_freq_table pll_x_freq_table[] = { /* 1 GHz */ {12000000, 1000000000, 83, 0, 1}, /* actual: 996.0 MHz */ {13000000, 1000000000, 76, 0, 1}, /* actual: 988.0 MHz */ {16800000, 1000000000, 59, 0, 1}, /* actual: 991.2 MHz */ {19200000, 1000000000, 52, 0, 1}, /* actual: 998.4 MHz */ {26000000, 1000000000, 76, 1, 1}, /* actual: 988.0 MHz */ {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_x_params = { .input_min = 12000000, .input_max = 800000000, .cf_min = 12000000, .cf_max = 19200000, /* s/w policy, h/w capability 50 MHz */ .vco_min = 700000000, .vco_max = 2400000000U, .base_reg = PLLX_BASE, .misc_reg = PLLX_MISC, .lock_mask = PLL_BASE_LOCK, .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, .lock_delay = 300, .iddq_reg = PLLX_MISC3, .iddq_bit_idx = PLLX_IDDQ_BIT, .max_p = PLLXC_SW_MAX_P, .dyn_ramp_reg = PLLX_MISC2, .stepa_shift = 16, .stepb_shift = 24, .pdiv_tohw = pllxc_p, }; static struct tegra_clk_pll_freq_table pll_e_freq_table[] = { /* PLLE special case: use cpcon field to store cml divider value */ {336000000, 100000000, 100, 21, 16, 11}, {312000000, 100000000, 200, 26, 24, 13}, {0, 0, 0, 0, 0, 0}, }; static struct tegra_clk_pll_params pll_e_params = { .input_min = 12000000, .input_max = 1000000000, .cf_min = 12000000, .cf_max = 75000000, .vco_min = 1600000000, .vco_max = 2400000000U, .base_reg = PLLE_BASE, .misc_reg = PLLE_MISC, .aux_reg = PLLE_AUX, .lock_mask = PLLE_MISC_LOCK, .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE, .lock_delay = 300, }; static struct tegra_clk_pll_params pll_re_vco_params = { .input_min = 12000000, .input_max = 1000000000, .cf_min = 12000000, .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */ .vco_min = 300000000, .vco_max = 600000000, .base_reg = PLLRE_BASE, .misc_reg = PLLRE_MISC, .lock_mask = PLLRE_MISC_LOCK, .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE, .lock_delay = 300, .iddq_reg = PLLRE_MISC, .iddq_bit_idx = PLLRE_IDDQ_BIT, }; /* Peripheral clock registers */ static struct tegra_clk_periph_regs periph_l_regs = { .enb_reg = CLK_OUT_ENB_L, .enb_set_reg = CLK_OUT_ENB_SET_L, .enb_clr_reg = CLK_OUT_ENB_CLR_L, .rst_reg = RST_DEVICES_L, .rst_set_reg = RST_DEVICES_SET_L, .rst_clr_reg = RST_DEVICES_CLR_L, }; static struct tegra_clk_periph_regs periph_h_regs = { .enb_reg = CLK_OUT_ENB_H, .enb_set_reg = CLK_OUT_ENB_SET_H, .enb_clr_reg = CLK_OUT_ENB_CLR_H, .rst_reg = RST_DEVICES_H, .rst_set_reg = RST_DEVICES_SET_H, .rst_clr_reg = RST_DEVICES_CLR_H, }; static struct tegra_clk_periph_regs periph_u_regs = { .enb_reg = CLK_OUT_ENB_U, .enb_set_reg = CLK_OUT_ENB_SET_U, .enb_clr_reg = CLK_OUT_ENB_CLR_U, .rst_reg = RST_DEVICES_U, .rst_set_reg = RST_DEVICES_SET_U, .rst_clr_reg = RST_DEVICES_CLR_U, }; static struct tegra_clk_periph_regs periph_v_regs = { .enb_reg = CLK_OUT_ENB_V, .enb_set_reg = CLK_OUT_ENB_SET_V, .enb_clr_reg = CLK_OUT_ENB_CLR_V, .rst_reg = RST_DEVICES_V, .rst_set_reg = RST_DEVICES_SET_V, .rst_clr_reg = RST_DEVICES_CLR_V, }; static struct tegra_clk_periph_regs periph_w_regs = { .enb_reg = CLK_OUT_ENB_W, .enb_set_reg = CLK_OUT_ENB_SET_W, .enb_clr_reg = CLK_OUT_ENB_CLR_W, .rst_reg = RST_DEVICES_W, .rst_set_reg = RST_DEVICES_SET_W, .rst_clr_reg = RST_DEVICES_CLR_W, }; /* possible OSC frequencies in Hz */ static unsigned long tegra114_input_freq[] = { [0] = 13000000, [1] = 16800000, [4] = 19200000, [5] = 38400000, [8] = 12000000, [9] = 48000000, [12] = 260000000, }; #define MASK(x) (BIT(x) - 1) #define TEGRA_INIT_DATA_MUX(_name, _con_id, _dev_id, _parents, _offset, \ _clk_num, _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 8, 1, 0, _regs, _clk_num, \ periph_clk_enb_refcnt, _gate_flags, _clk_id, \ _parents##_idx, 0) #define TEGRA_INIT_DATA_MUX_FLAGS(_name, _con_id, _dev_id, _parents, _offset,\ _clk_num, _regs, _gate_flags, _clk_id, flags)\ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 8, 1, 0, _regs, _clk_num, \ periph_clk_enb_refcnt, _gate_flags, _clk_id, \ _parents##_idx, flags) #define TEGRA_INIT_DATA_MUX8(_name, _con_id, _dev_id, _parents, _offset, \ _clk_num, _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 29, MASK(3), 0, 0, 8, 1, 0, _regs, _clk_num, \ periph_clk_enb_refcnt, _gate_flags, _clk_id, \ _parents##_idx, 0) #define TEGRA_INIT_DATA_INT(_name, _con_id, _dev_id, _parents, _offset, \ _clk_num, _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\ _clk_num, periph_clk_enb_refcnt, _gate_flags, \ _clk_id, _parents##_idx, 0) #define TEGRA_INIT_DATA_INT_FLAGS(_name, _con_id, _dev_id, _parents, _offset,\ _clk_num, _regs, _gate_flags, _clk_id, flags)\ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\ _clk_num, periph_clk_enb_refcnt, _gate_flags, \ _clk_id, _parents##_idx, flags) #define TEGRA_INIT_DATA_INT8(_name, _con_id, _dev_id, _parents, _offset,\ _clk_num, _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs,\ _clk_num, periph_clk_enb_refcnt, _gate_flags, \ _clk_id, _parents##_idx, 0) #define TEGRA_INIT_DATA_UART(_name, _con_id, _dev_id, _parents, _offset,\ _clk_num, _regs, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 16, 1, TEGRA_DIVIDER_UART, _regs,\ _clk_num, periph_clk_enb_refcnt, 0, _clk_id, \ _parents##_idx, 0) #define TEGRA_INIT_DATA_I2C(_name, _con_id, _dev_id, _parents, _offset,\ _clk_num, _regs, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ 30, MASK(2), 0, 0, 16, 0, 0, _regs, _clk_num, \ periph_clk_enb_refcnt, 0, _clk_id, _parents##_idx, 0) #define TEGRA_INIT_DATA_NODIV(_name, _con_id, _dev_id, _parents, _offset, \ _mux_shift, _mux_mask, _clk_num, _regs, \ _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset,\ _mux_shift, _mux_mask, 0, 0, 0, 0, 0, _regs, \ _clk_num, periph_clk_enb_refcnt, _gate_flags, \ _clk_id, _parents##_idx, 0) #define TEGRA_INIT_DATA_XUSB(_name, _con_id, _dev_id, _parents, _offset, \ _clk_num, _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parents, _offset, \ 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_INT, _regs, \ _clk_num, periph_clk_enb_refcnt, _gate_flags, \ _clk_id, _parents##_idx, 0) #define TEGRA_INIT_DATA_AUDIO(_name, _con_id, _dev_id, _offset, _clk_num,\ _regs, _gate_flags, _clk_id) \ TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, mux_d_audio_clk, \ _offset, 16, 0xE01F, 0, 0, 8, 1, 0, _regs, _clk_num, \ periph_clk_enb_refcnt, _gate_flags , _clk_id, \ mux_d_audio_clk_idx, 0) enum tegra114_clk { rtc = 4, timer = 5, uarta = 6, sdmmc2 = 9, i2s1 = 11, i2c1 = 12, ndflash = 13, sdmmc1 = 14, sdmmc4 = 15, pwm = 17, i2s2 = 18, epp = 19, gr_2d = 21, usbd = 22, isp = 23, gr_3d = 24, disp2 = 26, disp1 = 27, host1x = 28, vcp = 29, i2s0 = 30, apbdma = 34, kbc = 36, kfuse = 40, sbc1 = 41, nor = 42, sbc2 = 44, sbc3 = 46, i2c5 = 47, dsia = 48, mipi = 50, hdmi = 51, csi = 52, i2c2 = 54, uartc = 55, mipi_cal = 56, emc, usb2, usb3, vde = 61, bsea = 62, bsev = 63, uartd = 65, i2c3 = 67, sbc4 = 68, sdmmc3 = 69, owr = 71, csite = 73, la = 76, trace = 77, soc_therm = 78, dtv = 79, ndspeed = 80, i2cslow = 81, dsib = 82, tsec = 83, xusb_host = 89, msenc = 91, csus = 92, mselect = 99, tsensor = 100, i2s3 = 101, i2s4 = 102, i2c4 = 103, sbc5 = 104, sbc6 = 105, d_audio, apbif = 107, dam0, dam1, dam2, hda2codec_2x = 111, audio0_2x = 113, audio1_2x, audio2_2x, audio3_2x, audio4_2x, spdif_2x, actmon = 119, extern1 = 120, extern2 = 121, extern3 = 122, hda = 125, se = 127, hda2hdmi = 128, cilab = 144, cilcd = 145, cile = 146, dsialp = 147, dsiblp = 148, dds = 150, dp2 = 152, amx = 153, adx = 154, xusb_ss = 156, uartb = 192, vfir, spdif_in, spdif_out, vi, vi_sensor, fuse, fuse_burn, clk_32k, clk_m, clk_m_div2, clk_m_div4, pll_ref, pll_c, pll_c_out1, pll_c2, pll_c3, pll_m, pll_m_out1, pll_p, pll_p_out1, pll_p_out2, pll_p_out3, pll_p_out4, pll_a, pll_a_out0, pll_d, pll_d_out0, pll_d2, pll_d2_out0, pll_u, pll_u_480M, pll_u_60M, pll_u_48M, pll_u_12M, pll_x, pll_x_out0, pll_re_vco, pll_re_out, pll_e_out0, spdif_in_sync, i2s0_sync, i2s1_sync, i2s2_sync, i2s3_sync, i2s4_sync, vimclk_sync, audio0, audio1, audio2, audio3, audio4, spdif, clk_out_1, clk_out_2, clk_out_3, blink, xusb_host_src = 252, xusb_falcon_src, xusb_fs_src, xusb_ss_src, xusb_dev_src, xusb_dev, xusb_hs_src, sclk, hclk, pclk, cclk_g, cclk_lp, /* Mux clocks */ audio0_mux = 300, audio1_mux, audio2_mux, audio3_mux, audio4_mux, spdif_mux, clk_out_1_mux, clk_out_2_mux, clk_out_3_mux, dsia_mux, dsib_mux, clk_max, }; struct utmi_clk_param { /* Oscillator Frequency in KHz */ u32 osc_frequency; /* UTMIP PLL Enable Delay Count */ u8 enable_delay_count; /* UTMIP PLL Stable count */ u8 stable_count; /* UTMIP PLL Active delay count */ u8 active_delay_count; /* UTMIP PLL Xtal frequency count */ u8 xtal_freq_count; }; static const struct utmi_clk_param utmi_parameters[] = { {.osc_frequency = 13000000, .enable_delay_count = 0x02, .stable_count = 0x33, .active_delay_count = 0x05, .xtal_freq_count = 0x7F}, {.osc_frequency = 19200000, .enable_delay_count = 0x03, .stable_count = 0x4B, .active_delay_count = 0x06, .xtal_freq_count = 0xBB}, {.osc_frequency = 12000000, .enable_delay_count = 0x02, .stable_count = 0x2F, .active_delay_count = 0x04, .xtal_freq_count = 0x76}, {.osc_frequency = 26000000, .enable_delay_count = 0x04, .stable_count = 0x66, .active_delay_count = 0x09, .xtal_freq_count = 0xFE}, {.osc_frequency = 16800000, .enable_delay_count = 0x03, .stable_count = 0x41, .active_delay_count = 0x0A, .xtal_freq_count = 0xA4}, }; /* peripheral mux definitions */ #define MUX_I2S_SPDIF(_id) \ static const char *mux_pllaout0_##_id##_2x_pllp_clkm[] = { "pll_a_out0", \ #_id, "pll_p",\ "clk_m"}; MUX_I2S_SPDIF(audio0) MUX_I2S_SPDIF(audio1) MUX_I2S_SPDIF(audio2) MUX_I2S_SPDIF(audio3) MUX_I2S_SPDIF(audio4) MUX_I2S_SPDIF(audio) #define mux_pllaout0_audio0_2x_pllp_clkm_idx NULL #define mux_pllaout0_audio1_2x_pllp_clkm_idx NULL #define mux_pllaout0_audio2_2x_pllp_clkm_idx NULL #define mux_pllaout0_audio3_2x_pllp_clkm_idx NULL #define mux_pllaout0_audio4_2x_pllp_clkm_idx NULL #define mux_pllaout0_audio_2x_pllp_clkm_idx NULL static const char *mux_pllp_pllc_pllm_clkm[] = { "pll_p", "pll_c", "pll_m", "clk_m" }; #define mux_pllp_pllc_pllm_clkm_idx NULL static const char *mux_pllp_pllc_pllm[] = { "pll_p", "pll_c", "pll_m" }; #define mux_pllp_pllc_pllm_idx NULL static const char *mux_pllp_pllc_clk32_clkm[] = { "pll_p", "pll_c", "clk_32k", "clk_m" }; #define mux_pllp_pllc_clk32_clkm_idx NULL static const char *mux_plla_pllc_pllp_clkm[] = { "pll_a_out0", "pll_c", "pll_p", "clk_m" }; #define mux_plla_pllc_pllp_clkm_idx mux_pllp_pllc_pllm_clkm_idx static const char *mux_pllp_pllc2_c_c3_pllm_clkm[] = { "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_m", "clk_m" }; static u32 mux_pllp_pllc2_c_c3_pllm_clkm_idx[] = { [0] = 0, [1] = 1, [2] = 2, [3] = 3, [4] = 4, [5] = 6, }; static const char *mux_pllp_clkm[] = { "pll_p", "clk_m" }; static u32 mux_pllp_clkm_idx[] = { [0] = 0, [1] = 3, }; static const char *mux_pllm_pllc2_c_c3_pllp_plla[] = { "pll_m", "pll_c2", "pll_c", "pll_c3", "pll_p", "pll_a_out0" }; #define mux_pllm_pllc2_c_c3_pllp_plla_idx mux_pllp_pllc2_c_c3_pllm_clkm_idx static const char *mux_pllp_pllm_plld_plla_pllc_plld2_clkm[] = { "pll_p", "pll_m", "pll_d_out0", "pll_a_out0", "pll_c", "pll_d2_out0", "clk_m" }; #define mux_pllp_pllm_plld_plla_pllc_plld2_clkm_idx NULL static const char *mux_pllm_pllc_pllp_plla[] = { "pll_m", "pll_c", "pll_p", "pll_a_out0" }; #define mux_pllm_pllc_pllp_plla_idx mux_pllp_pllc_pllm_clkm_idx static const char *mux_pllp_pllc_clkm[] = { "pll_p", "pll_c", "pll_m" }; static u32 mux_pllp_pllc_clkm_idx[] = { [0] = 0, [1] = 1, [2] = 3, }; static const char *mux_pllp_pllc_clkm_clk32[] = { "pll_p", "pll_c", "clk_m", "clk_32k" }; #define mux_pllp_pllc_clkm_clk32_idx NULL static const char *mux_plla_clk32_pllp_clkm_plle[] = { "pll_a_out0", "clk_32k", "pll_p", "clk_m", "pll_e_out0" }; #define mux_plla_clk32_pllp_clkm_plle_idx NULL static const char *mux_clkm_pllp_pllc_pllre[] = { "clk_m", "pll_p", "pll_c", "pll_re_out" }; static u32 mux_clkm_pllp_pllc_pllre_idx[] = { [0] = 0, [1] = 1, [2] = 3, [3] = 5, }; static const char *mux_clkm_48M_pllp_480M[] = { "clk_m", "pll_u_48M", "pll_p", "pll_u_480M" }; #define mux_clkm_48M_pllp_480M_idx NULL static const char *mux_clkm_pllre_clk32_480M_pllc_ref[] = { "clk_m", "pll_re_out", "clk_32k", "pll_u_480M", "pll_c", "pll_ref" }; static u32 mux_clkm_pllre_clk32_480M_pllc_ref_idx[] = { [0] = 0, [1] = 1, [2] = 3, [3] = 3, [4] = 4, [5] = 7, }; static const char *mux_plld_out0_plld2_out0[] = { "pll_d_out0", "pll_d2_out0", }; #define mux_plld_out0_plld2_out0_idx NULL static const char *mux_d_audio_clk[] = { "pll_a_out0", "pll_p", "clk_m", "spdif_in_sync", "i2s0_sync", "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync", }; static u32 mux_d_audio_clk_idx[] = { [0] = 0, [1] = 0x8000, [2] = 0xc000, [3] = 0xE000, [4] = 0xE001, [5] = 0xE002, [6] = 0xE003, [7] = 0xE004, [8] = 0xE005, [9] = 0xE007, }; static const char *mux_pllmcp_clkm[] = { "pll_m_out0", "pll_c_out0", "pll_p_out0", "clk_m", "pll_m_ud", }; static const struct clk_div_table pll_re_div_table[] = { { .val = 0, .div = 1 }, { .val = 1, .div = 2 }, { .val = 2, .div = 3 }, { .val = 3, .div = 4 }, { .val = 4, .div = 5 }, { .val = 5, .div = 6 }, { .val = 0, .div = 0 }, }; static struct clk *clks[clk_max]; static struct clk_onecell_data clk_data; static unsigned long osc_freq; static unsigned long pll_ref_freq; static int __init tegra114_osc_clk_init(void __iomem *clk_base) { struct clk *clk; u32 val, pll_ref_div; val = readl_relaxed(clk_base + OSC_CTRL); osc_freq = tegra114_input_freq[val >> OSC_CTRL_OSC_FREQ_SHIFT]; if (!osc_freq) { WARN_ON(1); return -EINVAL; } /* clk_m */ clk = clk_register_fixed_rate(NULL, "clk_m", NULL, CLK_IS_ROOT, osc_freq); clk_register_clkdev(clk, "clk_m", NULL); clks[clk_m] = clk; /* pll_ref */ val = (val >> OSC_CTRL_PLL_REF_DIV_SHIFT) & 3; pll_ref_div = 1 << val; clk = clk_register_fixed_factor(NULL, "pll_ref", "clk_m", CLK_SET_RATE_PARENT, 1, pll_ref_div); clk_register_clkdev(clk, "pll_ref", NULL); clks[pll_ref] = clk; pll_ref_freq = osc_freq / pll_ref_div; return 0; } static void __init tegra114_fixed_clk_init(void __iomem *clk_base) { struct clk *clk; /* clk_32k */ clk = clk_register_fixed_rate(NULL, "clk_32k", NULL, CLK_IS_ROOT, 32768); clk_register_clkdev(clk, "clk_32k", NULL); clks[clk_32k] = clk; /* clk_m_div2 */ clk = clk_register_fixed_factor(NULL, "clk_m_div2", "clk_m", CLK_SET_RATE_PARENT, 1, 2); clk_register_clkdev(clk, "clk_m_div2", NULL); clks[clk_m_div2] = clk; /* clk_m_div4 */ clk = clk_register_fixed_factor(NULL, "clk_m_div4", "clk_m", CLK_SET_RATE_PARENT, 1, 4); clk_register_clkdev(clk, "clk_m_div4", NULL); clks[clk_m_div4] = clk; } static __init void tegra114_utmi_param_configure(void __iomem *clk_base) { u32 reg; int i; for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { if (osc_freq == utmi_parameters[i].osc_frequency) break; } if (i >= ARRAY_SIZE(utmi_parameters)) { pr_err("%s: Unexpected oscillator freq %lu\n", __func__, osc_freq); return; } reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); /* Program UTMIP PLL stable and active counts */ /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */ reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count); reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i]. active_delay_count); /* Remove power downs from UTMIP PLL control bits */ reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); /* Program UTMIP PLL delay and oscillator frequency counts */ reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i]. enable_delay_count); reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i]. xtal_freq_count); /* Remove power downs from UTMIP PLL control bits */ reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP; reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); /* Setup HW control of UTMIPLL */ reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE; writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); udelay(1); /* Setup SW override of UTMIPLL assuming USB2.0 ports are assigned to USB2 */ reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL; reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); udelay(1); /* Enable HW control UTMIPLL */ reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); } static void __init _clip_vco_min(struct tegra_clk_pll_params *pll_params) { pll_params->vco_min = DIV_ROUND_UP(pll_params->vco_min, pll_ref_freq) * pll_ref_freq; } static int __init _setup_dynamic_ramp(struct tegra_clk_pll_params *pll_params, void __iomem *clk_base) { u32 val; u32 step_a, step_b; switch (pll_ref_freq) { case 12000000: case 13000000: case 26000000: step_a = 0x2B; step_b = 0x0B; break; case 16800000: step_a = 0x1A; step_b = 0x09; break; case 19200000: step_a = 0x12; step_b = 0x08; break; default: pr_err("%s: Unexpected reference rate %lu\n", __func__, pll_ref_freq); WARN_ON(1); return -EINVAL; } val = step_a << pll_params->stepa_shift; val |= step_b << pll_params->stepb_shift; writel_relaxed(val, clk_base + pll_params->dyn_ramp_reg); return 0; } static void __init _init_iddq(struct tegra_clk_pll_params *pll_params, void __iomem *clk_base) { u32 val, val_iddq; val = readl_relaxed(clk_base + pll_params->base_reg); val_iddq = readl_relaxed(clk_base + pll_params->iddq_reg); if (val & BIT(30)) WARN_ON(val_iddq & BIT(pll_params->iddq_bit_idx)); else { val_iddq |= BIT(pll_params->iddq_bit_idx); writel_relaxed(val_iddq, clk_base + pll_params->iddq_reg); } } static void __init tegra114_pll_init(void __iomem *clk_base, void __iomem *pmc) { u32 val; struct clk *clk; /* PLLC */ _clip_vco_min(&pll_c_params); if (_setup_dynamic_ramp(&pll_c_params, clk_base) >= 0) { _init_iddq(&pll_c_params, clk_base); clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base, pmc, 0, 0, &pll_c_params, TEGRA_PLL_USE_LOCK, pll_c_freq_table, NULL); clk_register_clkdev(clk, "pll_c", NULL); clks[pll_c] = clk; /* PLLC_OUT1 */ clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c", clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, NULL); clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div", clk_base + PLLC_OUT, 1, 0, CLK_SET_RATE_PARENT, 0, NULL); clk_register_clkdev(clk, "pll_c_out1", NULL); clks[pll_c_out1] = clk; } /* PLLC2 */ _clip_vco_min(&pll_c2_params); clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0, 0, &pll_c2_params, TEGRA_PLL_USE_LOCK, pll_cx_freq_table, NULL); clk_register_clkdev(clk, "pll_c2", NULL); clks[pll_c2] = clk; /* PLLC3 */ _clip_vco_min(&pll_c3_params); clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0, 0, &pll_c3_params, TEGRA_PLL_USE_LOCK, pll_cx_freq_table, NULL); clk_register_clkdev(clk, "pll_c3", NULL); clks[pll_c3] = clk; /* PLLP */ clk = tegra_clk_register_pll("pll_p", "pll_ref", clk_base, pmc, 0, 408000000, &pll_p_params, TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK, pll_p_freq_table, NULL); clk_register_clkdev(clk, "pll_p", NULL); clks[pll_p] = clk; /* PLLP_OUT1 */ clk = tegra_clk_register_divider("pll_p_out1_div", "pll_p", clk_base + PLLP_OUTA, 0, TEGRA_DIVIDER_FIXED | TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, &pll_div_lock); clk = tegra_clk_register_pll_out("pll_p_out1", "pll_p_out1_div", clk_base + PLLP_OUTA, 1, 0, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, &pll_div_lock); clk_register_clkdev(clk, "pll_p_out1", NULL); clks[pll_p_out1] = clk; /* PLLP_OUT2 */ clk = tegra_clk_register_divider("pll_p_out2_div", "pll_p", clk_base + PLLP_OUTA, 0, TEGRA_DIVIDER_FIXED | TEGRA_DIVIDER_ROUND_UP, 24, 8, 1, &pll_div_lock); clk = tegra_clk_register_pll_out("pll_p_out2", "pll_p_out2_div", clk_base + PLLP_OUTA, 17, 16, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, &pll_div_lock); clk_register_clkdev(clk, "pll_p_out2", NULL); clks[pll_p_out2] = clk; /* PLLP_OUT3 */ clk = tegra_clk_register_divider("pll_p_out3_div", "pll_p", clk_base + PLLP_OUTB, 0, TEGRA_DIVIDER_FIXED | TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, &pll_div_lock); clk = tegra_clk_register_pll_out("pll_p_out3", "pll_p_out3_div", clk_base + PLLP_OUTB, 1, 0, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, &pll_div_lock); clk_register_clkdev(clk, "pll_p_out3", NULL); clks[pll_p_out3] = clk; /* PLLP_OUT4 */ clk = tegra_clk_register_divider("pll_p_out4_div", "pll_p", clk_base + PLLP_OUTB, 0, TEGRA_DIVIDER_FIXED | TEGRA_DIVIDER_ROUND_UP, 24, 8, 1, &pll_div_lock); clk = tegra_clk_register_pll_out("pll_p_out4", "pll_p_out4_div", clk_base + PLLP_OUTB, 17, 16, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, &pll_div_lock); clk_register_clkdev(clk, "pll_p_out4", NULL); clks[pll_p_out4] = clk; /* PLLM */ _clip_vco_min(&pll_m_params); clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc, CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE, 0, &pll_m_params, TEGRA_PLL_USE_LOCK, pll_m_freq_table, NULL); clk_register_clkdev(clk, "pll_m", NULL); clks[pll_m] = clk; /* PLLM_OUT1 */ clk = tegra_clk_register_divider("pll_m_out1_div", "pll_m", clk_base + PLLM_OUT, 0, TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, NULL); clk = tegra_clk_register_pll_out("pll_m_out1", "pll_m_out1_div", clk_base + PLLM_OUT, 1, 0, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, NULL); clk_register_clkdev(clk, "pll_m_out1", NULL); clks[pll_m_out1] = clk; /* PLLM_UD */ clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m", CLK_SET_RATE_PARENT, 1, 1); /* PLLX */ _clip_vco_min(&pll_x_params); if (_setup_dynamic_ramp(&pll_x_params, clk_base) >= 0) { _init_iddq(&pll_x_params, clk_base); clk = tegra_clk_register_pllxc("pll_x", "pll_ref", clk_base, pmc, CLK_IGNORE_UNUSED, 0, &pll_x_params, TEGRA_PLL_USE_LOCK, pll_x_freq_table, NULL); clk_register_clkdev(clk, "pll_x", NULL); clks[pll_x] = clk; } /* PLLX_OUT0 */ clk = clk_register_fixed_factor(NULL, "pll_x_out0", "pll_x", CLK_SET_RATE_PARENT, 1, 2); clk_register_clkdev(clk, "pll_x_out0", NULL); clks[pll_x_out0] = clk; /* PLLU */ val = readl(clk_base + pll_u_params.base_reg); val &= ~BIT(24); /* disable PLLU_OVERRIDE */ writel(val, clk_base + pll_u_params.base_reg); clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0, 0, &pll_u_params, TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON | TEGRA_PLL_USE_LOCK, pll_u_freq_table, &pll_u_lock); clk_register_clkdev(clk, "pll_u", NULL); clks[pll_u] = clk; tegra114_utmi_param_configure(clk_base); /* PLLU_480M */ clk = clk_register_gate(NULL, "pll_u_480M", "pll_u", CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, 22, 0, &pll_u_lock); clk_register_clkdev(clk, "pll_u_480M", NULL); clks[pll_u_480M] = clk; /* PLLU_60M */ clk = clk_register_fixed_factor(NULL, "pll_u_60M", "pll_u", CLK_SET_RATE_PARENT, 1, 8); clk_register_clkdev(clk, "pll_u_60M", NULL); clks[pll_u_60M] = clk; /* PLLU_48M */ clk = clk_register_fixed_factor(NULL, "pll_u_48M", "pll_u", CLK_SET_RATE_PARENT, 1, 10); clk_register_clkdev(clk, "pll_u_48M", NULL); clks[pll_u_48M] = clk; /* PLLU_12M */ clk = clk_register_fixed_factor(NULL, "pll_u_12M", "pll_u", CLK_SET_RATE_PARENT, 1, 40); clk_register_clkdev(clk, "pll_u_12M", NULL); clks[pll_u_12M] = clk; /* PLLD */ clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0, 0, &pll_d_params, TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON | TEGRA_PLL_USE_LOCK, pll_d_freq_table, &pll_d_lock); clk_register_clkdev(clk, "pll_d", NULL); clks[pll_d] = clk; /* PLLD_OUT0 */ clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d", CLK_SET_RATE_PARENT, 1, 2); clk_register_clkdev(clk, "pll_d_out0", NULL); clks[pll_d_out0] = clk; /* PLLD2 */ clk = tegra_clk_register_pll("pll_d2", "pll_ref", clk_base, pmc, 0, 0, &pll_d2_params, TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON | TEGRA_PLL_USE_LOCK, pll_d_freq_table, &pll_d2_lock); clk_register_clkdev(clk, "pll_d2", NULL); clks[pll_d2] = clk; /* PLLD2_OUT0 */ clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2", CLK_SET_RATE_PARENT, 1, 2); clk_register_clkdev(clk, "pll_d2_out0", NULL); clks[pll_d2_out0] = clk; /* PLLA */ clk = tegra_clk_register_pll("pll_a", "pll_p_out1", clk_base, pmc, 0, 0, &pll_a_params, TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK, pll_a_freq_table, NULL); clk_register_clkdev(clk, "pll_a", NULL); clks[pll_a] = clk; /* PLLA_OUT0 */ clk = tegra_clk_register_divider("pll_a_out0_div", "pll_a", clk_base + PLLA_OUT, 0, TEGRA_DIVIDER_ROUND_UP, 8, 8, 1, NULL); clk = tegra_clk_register_pll_out("pll_a_out0", "pll_a_out0_div", clk_base + PLLA_OUT, 1, 0, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0, NULL); clk_register_clkdev(clk, "pll_a_out0", NULL); clks[pll_a_out0] = clk; /* PLLRE */ _clip_vco_min(&pll_re_vco_params); clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc, 0, 0, &pll_re_vco_params, TEGRA_PLL_USE_LOCK, NULL, &pll_re_lock, pll_ref_freq); clk_register_clkdev(clk, "pll_re_vco", NULL); clks[pll_re_vco] = clk; clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0, clk_base + PLLRE_BASE, 16, 4, 0, pll_re_div_table, &pll_re_lock); clk_register_clkdev(clk, "pll_re_out", NULL); clks[pll_re_out] = clk; /* PLLE */ clk = tegra_clk_register_plle_tegra114("pll_e_out0", "pll_re_vco", clk_base, 0, 100000000, &pll_e_params, pll_e_freq_table, NULL); clk_register_clkdev(clk, "pll_e_out0", NULL); clks[pll_e_out0] = clk; } static const char *mux_audio_sync_clk[] = { "spdif_in_sync", "i2s0_sync", "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync", }; static const char *clk_out1_parents[] = { "clk_m", "clk_m_div2", "clk_m_div4", "extern1", }; static const char *clk_out2_parents[] = { "clk_m", "clk_m_div2", "clk_m_div4", "extern2", }; static const char *clk_out3_parents[] = { "clk_m", "clk_m_div2", "clk_m_div4", "extern3", }; static void __init tegra114_audio_clk_init(void __iomem *clk_base) { struct clk *clk; /* spdif_in_sync */ clk = tegra_clk_register_sync_source("spdif_in_sync", 24000000, 24000000); clk_register_clkdev(clk, "spdif_in_sync", NULL); clks[spdif_in_sync] = clk; /* i2s0_sync */ clk = tegra_clk_register_sync_source("i2s0_sync", 24000000, 24000000); clk_register_clkdev(clk, "i2s0_sync", NULL); clks[i2s0_sync] = clk; /* i2s1_sync */ clk = tegra_clk_register_sync_source("i2s1_sync", 24000000, 24000000); clk_register_clkdev(clk, "i2s1_sync", NULL); clks[i2s1_sync] = clk; /* i2s2_sync */ clk = tegra_clk_register_sync_source("i2s2_sync", 24000000, 24000000); clk_register_clkdev(clk, "i2s2_sync", NULL); clks[i2s2_sync] = clk; /* i2s3_sync */ clk = tegra_clk_register_sync_source("i2s3_sync", 24000000, 24000000); clk_register_clkdev(clk, "i2s3_sync", NULL); clks[i2s3_sync] = clk; /* i2s4_sync */ clk = tegra_clk_register_sync_source("i2s4_sync", 24000000, 24000000); clk_register_clkdev(clk, "i2s4_sync", NULL); clks[i2s4_sync] = clk; /* vimclk_sync */ clk = tegra_clk_register_sync_source("vimclk_sync", 24000000, 24000000); clk_register_clkdev(clk, "vimclk_sync", NULL); clks[vimclk_sync] = clk; /* audio0 */ clk = clk_register_mux(NULL, "audio0_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_I2S0, 0, 3, 0, NULL); clks[audio0_mux] = clk; clk = clk_register_gate(NULL, "audio0", "audio0_mux", 0, clk_base + AUDIO_SYNC_CLK_I2S0, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "audio0", NULL); clks[audio0] = clk; /* audio1 */ clk = clk_register_mux(NULL, "audio1_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_I2S1, 0, 3, 0, NULL); clks[audio1_mux] = clk; clk = clk_register_gate(NULL, "audio1", "audio1_mux", 0, clk_base + AUDIO_SYNC_CLK_I2S1, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "audio1", NULL); clks[audio1] = clk; /* audio2 */ clk = clk_register_mux(NULL, "audio2_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_I2S2, 0, 3, 0, NULL); clks[audio2_mux] = clk; clk = clk_register_gate(NULL, "audio2", "audio2_mux", 0, clk_base + AUDIO_SYNC_CLK_I2S2, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "audio2", NULL); clks[audio2] = clk; /* audio3 */ clk = clk_register_mux(NULL, "audio3_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_I2S3, 0, 3, 0, NULL); clks[audio3_mux] = clk; clk = clk_register_gate(NULL, "audio3", "audio3_mux", 0, clk_base + AUDIO_SYNC_CLK_I2S3, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "audio3", NULL); clks[audio3] = clk; /* audio4 */ clk = clk_register_mux(NULL, "audio4_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_I2S4, 0, 3, 0, NULL); clks[audio4_mux] = clk; clk = clk_register_gate(NULL, "audio4", "audio4_mux", 0, clk_base + AUDIO_SYNC_CLK_I2S4, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "audio4", NULL); clks[audio4] = clk; /* spdif */ clk = clk_register_mux(NULL, "spdif_mux", mux_audio_sync_clk, ARRAY_SIZE(mux_audio_sync_clk), 0, clk_base + AUDIO_SYNC_CLK_SPDIF, 0, 3, 0, NULL); clks[spdif_mux] = clk; clk = clk_register_gate(NULL, "spdif", "spdif_mux", 0, clk_base + AUDIO_SYNC_CLK_SPDIF, 4, CLK_GATE_SET_TO_DISABLE, NULL); clk_register_clkdev(clk, "spdif", NULL); clks[spdif] = clk; /* audio0_2x */ clk = clk_register_fixed_factor(NULL, "audio0_doubler", "audio0", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("audio0_div", "audio0_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 24, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("audio0_2x", "audio0_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 113, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "audio0_2x", NULL); clks[audio0_2x] = clk; /* audio1_2x */ clk = clk_register_fixed_factor(NULL, "audio1_doubler", "audio1", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("audio1_div", "audio1_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 25, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("audio1_2x", "audio1_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 114, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "audio1_2x", NULL); clks[audio1_2x] = clk; /* audio2_2x */ clk = clk_register_fixed_factor(NULL, "audio2_doubler", "audio2", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("audio2_div", "audio2_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 26, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("audio2_2x", "audio2_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 115, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "audio2_2x", NULL); clks[audio2_2x] = clk; /* audio3_2x */ clk = clk_register_fixed_factor(NULL, "audio3_doubler", "audio3", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("audio3_div", "audio3_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 27, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("audio3_2x", "audio3_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 116, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "audio3_2x", NULL); clks[audio3_2x] = clk; /* audio4_2x */ clk = clk_register_fixed_factor(NULL, "audio4_doubler", "audio4", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("audio4_div", "audio4_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 28, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("audio4_2x", "audio4_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 117, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "audio4_2x", NULL); clks[audio4_2x] = clk; /* spdif_2x */ clk = clk_register_fixed_factor(NULL, "spdif_doubler", "spdif", CLK_SET_RATE_PARENT, 2, 1); clk = tegra_clk_register_divider("spdif_div", "spdif_doubler", clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 29, 1, 0, &clk_doubler_lock); clk = tegra_clk_register_periph_gate("spdif_2x", "spdif_div", TEGRA_PERIPH_NO_RESET, clk_base, CLK_SET_RATE_PARENT, 118, &periph_v_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, "spdif_2x", NULL); clks[spdif_2x] = clk; } static void __init tegra114_pmc_clk_init(void __iomem *pmc_base) { struct clk *clk; /* clk_out_1 */ clk = clk_register_mux(NULL, "clk_out_1_mux", clk_out1_parents, ARRAY_SIZE(clk_out1_parents), 0, pmc_base + PMC_CLK_OUT_CNTRL, 6, 3, 0, &clk_out_lock); clks[clk_out_1_mux] = clk; clk = clk_register_gate(NULL, "clk_out_1", "clk_out_1_mux", 0, pmc_base + PMC_CLK_OUT_CNTRL, 2, 0, &clk_out_lock); clk_register_clkdev(clk, "extern1", "clk_out_1"); clks[clk_out_1] = clk; /* clk_out_2 */ clk = clk_register_mux(NULL, "clk_out_2_mux", clk_out2_parents, ARRAY_SIZE(clk_out1_parents), 0, pmc_base + PMC_CLK_OUT_CNTRL, 14, 3, 0, &clk_out_lock); clks[clk_out_2_mux] = clk; clk = clk_register_gate(NULL, "clk_out_2", "clk_out_2_mux", 0, pmc_base + PMC_CLK_OUT_CNTRL, 10, 0, &clk_out_lock); clk_register_clkdev(clk, "extern2", "clk_out_2"); clks[clk_out_2] = clk; /* clk_out_3 */ clk = clk_register_mux(NULL, "clk_out_3_mux", clk_out3_parents, ARRAY_SIZE(clk_out1_parents), 0, pmc_base + PMC_CLK_OUT_CNTRL, 22, 3, 0, &clk_out_lock); clks[clk_out_3_mux] = clk; clk = clk_register_gate(NULL, "clk_out_3", "clk_out_3_mux", 0, pmc_base + PMC_CLK_OUT_CNTRL, 18, 0, &clk_out_lock); clk_register_clkdev(clk, "extern3", "clk_out_3"); clks[clk_out_3] = clk; /* blink */ clk = clk_register_gate(NULL, "blink_override", "clk_32k", 0, pmc_base + PMC_DPD_PADS_ORIDE, PMC_DPD_PADS_ORIDE_BLINK_ENB, 0, NULL); clk = clk_register_gate(NULL, "blink", "blink_override", 0, pmc_base + PMC_CTRL, PMC_CTRL_BLINK_ENB, 0, NULL); clk_register_clkdev(clk, "blink", NULL); clks[blink] = clk; } static const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4", "pll_p_out3", "pll_p_out2", "unused", "clk_32k", "pll_m_out1" }; static const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", "pll_p", "pll_p_out4", "unused", "unused", "pll_x" }; static const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", "pll_p", "pll_p_out4", "unused", "unused", "pll_x", "pll_x_out0" }; static void __init tegra114_super_clk_init(void __iomem *clk_base) { struct clk *clk; /* CCLKG */ clk = tegra_clk_register_super_mux("cclk_g", cclk_g_parents, ARRAY_SIZE(cclk_g_parents), CLK_SET_RATE_PARENT, clk_base + CCLKG_BURST_POLICY, 0, 4, 0, 0, NULL); clk_register_clkdev(clk, "cclk_g", NULL); clks[cclk_g] = clk; /* CCLKLP */ clk = tegra_clk_register_super_mux("cclk_lp", cclk_lp_parents, ARRAY_SIZE(cclk_lp_parents), CLK_SET_RATE_PARENT, clk_base + CCLKLP_BURST_POLICY, 0, 4, 8, 9, NULL); clk_register_clkdev(clk, "cclk_lp", NULL); clks[cclk_lp] = clk; /* SCLK */ clk = tegra_clk_register_super_mux("sclk", sclk_parents, ARRAY_SIZE(sclk_parents), CLK_SET_RATE_PARENT, clk_base + SCLK_BURST_POLICY, 0, 4, 0, 0, NULL); clk_register_clkdev(clk, "sclk", NULL); clks[sclk] = clk; /* HCLK */ clk = clk_register_divider(NULL, "hclk_div", "sclk", 0, clk_base + SYSTEM_CLK_RATE, 4, 2, 0, &sysrate_lock); clk = clk_register_gate(NULL, "hclk", "hclk_div", CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, clk_base + SYSTEM_CLK_RATE, 7, CLK_GATE_SET_TO_DISABLE, &sysrate_lock); clk_register_clkdev(clk, "hclk", NULL); clks[hclk] = clk; /* PCLK */ clk = clk_register_divider(NULL, "pclk_div", "hclk", 0, clk_base + SYSTEM_CLK_RATE, 0, 2, 0, &sysrate_lock); clk = clk_register_gate(NULL, "pclk", "pclk_div", CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, clk_base + SYSTEM_CLK_RATE, 3, CLK_GATE_SET_TO_DISABLE, &sysrate_lock); clk_register_clkdev(clk, "pclk", NULL); clks[pclk] = clk; } static struct tegra_periph_init_data tegra_periph_clk_list[] = { TEGRA_INIT_DATA_MUX("i2s0", NULL, "tegra30-i2s.0", mux_pllaout0_audio0_2x_pllp_clkm, CLK_SOURCE_I2S0, 30, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s0), TEGRA_INIT_DATA_MUX("i2s1", NULL, "tegra30-i2s.1", mux_pllaout0_audio1_2x_pllp_clkm, CLK_SOURCE_I2S1, 11, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s1), TEGRA_INIT_DATA_MUX("i2s2", NULL, "tegra30-i2s.2", mux_pllaout0_audio2_2x_pllp_clkm, CLK_SOURCE_I2S2, 18, &periph_l_regs, TEGRA_PERIPH_ON_APB, i2s2), TEGRA_INIT_DATA_MUX("i2s3", NULL, "tegra30-i2s.3", mux_pllaout0_audio3_2x_pllp_clkm, CLK_SOURCE_I2S3, 101, &periph_v_regs, TEGRA_PERIPH_ON_APB, i2s3), TEGRA_INIT_DATA_MUX("i2s4", NULL, "tegra30-i2s.4", mux_pllaout0_audio4_2x_pllp_clkm, CLK_SOURCE_I2S4, 102, &periph_v_regs, TEGRA_PERIPH_ON_APB, i2s4), TEGRA_INIT_DATA_MUX("spdif_out", "spdif_out", "tegra30-spdif", mux_pllaout0_audio_2x_pllp_clkm, CLK_SOURCE_SPDIF_OUT, 10, &periph_l_regs, TEGRA_PERIPH_ON_APB, spdif_out), TEGRA_INIT_DATA_MUX("spdif_in", "spdif_in", "tegra30-spdif", mux_pllp_pllc_pllm, CLK_SOURCE_SPDIF_IN, 10, &periph_l_regs, TEGRA_PERIPH_ON_APB, spdif_in), TEGRA_INIT_DATA_MUX("pwm", NULL, "pwm", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_PWM, 17, &periph_l_regs, TEGRA_PERIPH_ON_APB, pwm), TEGRA_INIT_DATA_MUX("adx", NULL, "adx", mux_plla_pllc_pllp_clkm, CLK_SOURCE_ADX, 154, &periph_w_regs, TEGRA_PERIPH_ON_APB, adx), TEGRA_INIT_DATA_MUX("amx", NULL, "amx", mux_plla_pllc_pllp_clkm, CLK_SOURCE_AMX, 153, &periph_w_regs, TEGRA_PERIPH_ON_APB, amx), TEGRA_INIT_DATA_MUX("hda", "hda", "tegra30-hda", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_HDA, 125, &periph_v_regs, TEGRA_PERIPH_ON_APB, hda), TEGRA_INIT_DATA_MUX("hda2codec_2x", "hda2codec", "tegra30-hda", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_HDA2CODEC_2X, 111, &periph_v_regs, TEGRA_PERIPH_ON_APB, hda2codec_2x), TEGRA_INIT_DATA_MUX("sbc1", NULL, "tegra11-spi.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC1, 41, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc1), TEGRA_INIT_DATA_MUX("sbc2", NULL, "tegra11-spi.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC2, 44, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc2), TEGRA_INIT_DATA_MUX("sbc3", NULL, "tegra11-spi.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC3, 46, &periph_h_regs, TEGRA_PERIPH_ON_APB, sbc3), TEGRA_INIT_DATA_MUX("sbc4", NULL, "tegra11-spi.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC4, 68, &periph_u_regs, TEGRA_PERIPH_ON_APB, sbc4), TEGRA_INIT_DATA_MUX("sbc5", NULL, "tegra11-spi.4", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC5, 104, &periph_v_regs, TEGRA_PERIPH_ON_APB, sbc5), TEGRA_INIT_DATA_MUX("sbc6", NULL, "tegra11-spi.5", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SBC6, 105, &periph_v_regs, TEGRA_PERIPH_ON_APB, sbc6), TEGRA_INIT_DATA_MUX8("ndflash", NULL, "tegra_nand", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_NDFLASH, 13, &periph_u_regs, TEGRA_PERIPH_ON_APB, ndspeed), TEGRA_INIT_DATA_MUX8("ndspeed", NULL, "tegra_nand_speed", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_NDSPEED, 80, &periph_u_regs, TEGRA_PERIPH_ON_APB, ndspeed), TEGRA_INIT_DATA_MUX("vfir", NULL, "vfir", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_VFIR, 7, &periph_l_regs, TEGRA_PERIPH_ON_APB, vfir), TEGRA_INIT_DATA_MUX("sdmmc1", NULL, "sdhci-tegra.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC1, 14, &periph_l_regs, 0, sdmmc1), TEGRA_INIT_DATA_MUX("sdmmc2", NULL, "sdhci-tegra.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC2, 9, &periph_l_regs, 0, sdmmc2), TEGRA_INIT_DATA_MUX("sdmmc3", NULL, "sdhci-tegra.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC3, 69, &periph_u_regs, 0, sdmmc3), TEGRA_INIT_DATA_MUX("sdmmc4", NULL, "sdhci-tegra.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC4, 15, &periph_l_regs, 0, sdmmc4), TEGRA_INIT_DATA_INT("vde", NULL, "vde", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_VDE, 61, &periph_h_regs, 0, vde), TEGRA_INIT_DATA_MUX_FLAGS("csite", NULL, "csite", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_CSITE, 73, &periph_u_regs, TEGRA_PERIPH_ON_APB, csite, CLK_IGNORE_UNUSED), TEGRA_INIT_DATA_MUX("la", NULL, "la", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_LA, 76, &periph_u_regs, TEGRA_PERIPH_ON_APB, la), TEGRA_INIT_DATA_MUX("trace", NULL, "trace", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_TRACE, 77, &periph_u_regs, TEGRA_PERIPH_ON_APB, trace), TEGRA_INIT_DATA_MUX("owr", NULL, "tegra_w1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_OWR, 71, &periph_u_regs, TEGRA_PERIPH_ON_APB, owr), TEGRA_INIT_DATA_MUX("nor", NULL, "tegra-nor", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_NOR, 42, &periph_h_regs, 0, nor), TEGRA_INIT_DATA_MUX("mipi", NULL, "mipi", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_MIPI, 50, &periph_h_regs, TEGRA_PERIPH_ON_APB, mipi), TEGRA_INIT_DATA_I2C("i2c1", "div-clk", "tegra11-i2c.0", mux_pllp_clkm, CLK_SOURCE_I2C1, 12, &periph_l_regs, i2c1), TEGRA_INIT_DATA_I2C("i2c2", "div-clk", "tegra11-i2c.1", mux_pllp_clkm, CLK_SOURCE_I2C2, 54, &periph_h_regs, i2c2), TEGRA_INIT_DATA_I2C("i2c3", "div-clk", "tegra11-i2c.2", mux_pllp_clkm, CLK_SOURCE_I2C3, 67, &periph_u_regs, i2c3), TEGRA_INIT_DATA_I2C("i2c4", "div-clk", "tegra11-i2c.3", mux_pllp_clkm, CLK_SOURCE_I2C4, 103, &periph_v_regs, i2c4), TEGRA_INIT_DATA_I2C("i2c5", "div-clk", "tegra11-i2c.4", mux_pllp_clkm, CLK_SOURCE_I2C5, 47, &periph_h_regs, i2c5), TEGRA_INIT_DATA_UART("uarta", NULL, "tegra_uart.0", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTA, 6, &periph_l_regs, uarta), TEGRA_INIT_DATA_UART("uartb", NULL, "tegra_uart.1", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTB, 7, &periph_l_regs, uartb), TEGRA_INIT_DATA_UART("uartc", NULL, "tegra_uart.2", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTC, 55, &periph_h_regs, uartc), TEGRA_INIT_DATA_UART("uartd", NULL, "tegra_uart.3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTD, 65, &periph_u_regs, uartd), TEGRA_INIT_DATA_INT("3d", NULL, "3d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_3D, 24, &periph_l_regs, 0, gr_3d), TEGRA_INIT_DATA_INT("2d", NULL, "2d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_2D, 21, &periph_l_regs, 0, gr_2d), TEGRA_INIT_DATA_MUX("vi_sensor", "vi_sensor", "tegra_camera", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_VI_SENSOR, 20, &periph_l_regs, TEGRA_PERIPH_NO_RESET, vi_sensor), TEGRA_INIT_DATA_INT8("vi", "vi", "tegra_camera", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_VI, 20, &periph_l_regs, 0, vi), TEGRA_INIT_DATA_INT8("epp", NULL, "epp", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_EPP, 19, &periph_l_regs, 0, epp), TEGRA_INIT_DATA_INT8("msenc", NULL, "msenc", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_MSENC, 91, &periph_h_regs, TEGRA_PERIPH_WAR_1005168, msenc), TEGRA_INIT_DATA_INT8("tsec", NULL, "tsec", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_TSEC, 83, &periph_u_regs, 0, tsec), TEGRA_INIT_DATA_INT8("host1x", NULL, "host1x", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_HOST1X, 28, &periph_l_regs, 0, host1x), TEGRA_INIT_DATA_MUX8("hdmi", NULL, "hdmi", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_HDMI, 51, &periph_h_regs, 0, hdmi), TEGRA_INIT_DATA_MUX("cilab", "cilab", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILAB, 144, &periph_w_regs, 0, cilab), TEGRA_INIT_DATA_MUX("cilcd", "cilcd", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILCD, 145, &periph_w_regs, 0, cilcd), TEGRA_INIT_DATA_MUX("cile", "cile", "tegra_camera", mux_pllp_pllc_clkm, CLK_SOURCE_CILE, 146, &periph_w_regs, 0, cile), TEGRA_INIT_DATA_MUX("dsialp", "dsialp", "tegradc.0", mux_pllp_pllc_clkm, CLK_SOURCE_DSIALP, 147, &periph_w_regs, 0, dsialp), TEGRA_INIT_DATA_MUX("dsiblp", "dsiblp", "tegradc.1", mux_pllp_pllc_clkm, CLK_SOURCE_DSIBLP, 148, &periph_w_regs, 0, dsiblp), TEGRA_INIT_DATA_MUX("tsensor", NULL, "tegra-tsensor", mux_pllp_pllc_clkm_clk32, CLK_SOURCE_TSENSOR, 100, &periph_v_regs, TEGRA_PERIPH_ON_APB, tsensor), TEGRA_INIT_DATA_MUX("actmon", NULL, "actmon", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_ACTMON, 119, &periph_v_regs, 0, actmon), TEGRA_INIT_DATA_MUX8("extern1", NULL, "extern1", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN1, 120, &periph_v_regs, 0, extern1), TEGRA_INIT_DATA_MUX8("extern2", NULL, "extern2", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN2, 121, &periph_v_regs, 0, extern2), TEGRA_INIT_DATA_MUX8("extern3", NULL, "extern3", mux_plla_clk32_pllp_clkm_plle, CLK_SOURCE_EXTERN3, 122, &periph_v_regs, 0, extern3), TEGRA_INIT_DATA_MUX("i2cslow", NULL, "i2cslow", mux_pllp_pllc_clk32_clkm, CLK_SOURCE_I2CSLOW, 81, &periph_u_regs, TEGRA_PERIPH_ON_APB, i2cslow), TEGRA_INIT_DATA_INT8("se", NULL, "se", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_SE, 127, &periph_v_regs, TEGRA_PERIPH_ON_APB, se), TEGRA_INIT_DATA_INT_FLAGS("mselect", NULL, "mselect", mux_pllp_clkm, CLK_SOURCE_MSELECT, 99, &periph_v_regs, 0, mselect, CLK_IGNORE_UNUSED), TEGRA_INIT_DATA_MUX8("soc_therm", NULL, "soc_therm", mux_pllm_pllc_pllp_plla, CLK_SOURCE_SOC_THERM, 78, &periph_u_regs, TEGRA_PERIPH_ON_APB, soc_therm), TEGRA_INIT_DATA_XUSB("xusb_host_src", "host_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_HOST_SRC, 143, &periph_w_regs, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, xusb_host_src), TEGRA_INIT_DATA_XUSB("xusb_falcon_src", "falcon_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_FALCON_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_falcon_src), TEGRA_INIT_DATA_XUSB("xusb_fs_src", "fs_src", "tegra_xhci", mux_clkm_48M_pllp_480M, CLK_SOURCE_XUSB_FS_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_fs_src), TEGRA_INIT_DATA_XUSB("xusb_ss_src", "ss_src", "tegra_xhci", mux_clkm_pllre_clk32_480M_pllc_ref, CLK_SOURCE_XUSB_SS_SRC, 143, &periph_w_regs, TEGRA_PERIPH_NO_RESET, xusb_ss_src), TEGRA_INIT_DATA_XUSB("xusb_dev_src", "dev_src", "tegra_xhci", mux_clkm_pllp_pllc_pllre, CLK_SOURCE_XUSB_DEV_SRC, 95, &periph_u_regs, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, xusb_dev_src), TEGRA_INIT_DATA_AUDIO("d_audio", "d_audio", "tegra30-ahub", CLK_SOURCE_D_AUDIO, 106, &periph_v_regs, TEGRA_PERIPH_ON_APB, d_audio), TEGRA_INIT_DATA_AUDIO("dam0", NULL, "tegra30-dam.0", CLK_SOURCE_DAM0, 108, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam0), TEGRA_INIT_DATA_AUDIO("dam1", NULL, "tegra30-dam.1", CLK_SOURCE_DAM1, 109, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam1), TEGRA_INIT_DATA_AUDIO("dam2", NULL, "tegra30-dam.2", CLK_SOURCE_DAM2, 110, &periph_v_regs, TEGRA_PERIPH_ON_APB, dam2), }; static struct tegra_periph_init_data tegra_periph_nodiv_clk_list[] = { TEGRA_INIT_DATA_NODIV("disp1", NULL, "tegradc.0", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP1, 29, 7, 27, &periph_l_regs, 0, disp1), TEGRA_INIT_DATA_NODIV("disp2", NULL, "tegradc.1", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP2, 29, 7, 26, &periph_l_regs, 0, disp2), }; static __init void tegra114_periph_clk_init(void __iomem *clk_base) { struct tegra_periph_init_data *data; struct clk *clk; int i; u32 val; /* apbdma */ clk = tegra_clk_register_periph_gate("apbdma", "clk_m", 0, clk_base, 0, 34, &periph_h_regs, periph_clk_enb_refcnt); clks[apbdma] = clk; /* rtc */ clk = tegra_clk_register_periph_gate("rtc", "clk_32k", TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, clk_base, 0, 4, &periph_l_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, NULL, "rtc-tegra"); clks[rtc] = clk; /* kbc */ clk = tegra_clk_register_periph_gate("kbc", "clk_32k", TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, clk_base, 0, 36, &periph_h_regs, periph_clk_enb_refcnt); clks[kbc] = clk; /* timer */ clk = tegra_clk_register_periph_gate("timer", "clk_m", 0, clk_base, 0, 5, &periph_l_regs, periph_clk_enb_refcnt); clk_register_clkdev(clk, NULL, "timer"); clks[timer] = clk; /* kfuse */ clk = tegra_clk_register_periph_gate("kfuse", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 40, &periph_h_regs, periph_clk_enb_refcnt); clks[kfuse] = clk; /* fuse */ clk = tegra_clk_register_periph_gate("fuse", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 39, &periph_h_regs, periph_clk_enb_refcnt); clks[fuse] = clk; /* fuse_burn */ clk = tegra_clk_register_periph_gate("fuse_burn", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 39, &periph_h_regs, periph_clk_enb_refcnt); clks[fuse_burn] = clk; /* apbif */ clk = tegra_clk_register_periph_gate("apbif", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 107, &periph_v_regs, periph_clk_enb_refcnt); clks[apbif] = clk; /* hda2hdmi */ clk = tegra_clk_register_periph_gate("hda2hdmi", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 128, &periph_w_regs, periph_clk_enb_refcnt); clks[hda2hdmi] = clk; /* vcp */ clk = tegra_clk_register_periph_gate("vcp", "clk_m", 0, clk_base, 0, 29, &periph_l_regs, periph_clk_enb_refcnt); clks[vcp] = clk; /* bsea */ clk = tegra_clk_register_periph_gate("bsea", "clk_m", 0, clk_base, 0, 62, &periph_h_regs, periph_clk_enb_refcnt); clks[bsea] = clk; /* bsev */ clk = tegra_clk_register_periph_gate("bsev", "clk_m", 0, clk_base, 0, 63, &periph_h_regs, periph_clk_enb_refcnt); clks[bsev] = clk; /* mipi-cal */ clk = tegra_clk_register_periph_gate("mipi-cal", "clk_m", 0, clk_base, 0, 56, &periph_h_regs, periph_clk_enb_refcnt); clks[mipi_cal] = clk; /* usbd */ clk = tegra_clk_register_periph_gate("usbd", "clk_m", 0, clk_base, 0, 22, &periph_l_regs, periph_clk_enb_refcnt); clks[usbd] = clk; /* usb2 */ clk = tegra_clk_register_periph_gate("usb2", "clk_m", 0, clk_base, 0, 58, &periph_h_regs, periph_clk_enb_refcnt); clks[usb2] = clk; /* usb3 */ clk = tegra_clk_register_periph_gate("usb3", "clk_m", 0, clk_base, 0, 59, &periph_h_regs, periph_clk_enb_refcnt); clks[usb3] = clk; /* csi */ clk = tegra_clk_register_periph_gate("csi", "pll_p_out3", 0, clk_base, 0, 52, &periph_h_regs, periph_clk_enb_refcnt); clks[csi] = clk; /* isp */ clk = tegra_clk_register_periph_gate("isp", "clk_m", 0, clk_base, 0, 23, &periph_l_regs, periph_clk_enb_refcnt); clks[isp] = clk; /* csus */ clk = tegra_clk_register_periph_gate("csus", "clk_m", TEGRA_PERIPH_NO_RESET, clk_base, 0, 92, &periph_u_regs, periph_clk_enb_refcnt); clks[csus] = clk; /* dds */ clk = tegra_clk_register_periph_gate("dds", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 150, &periph_w_regs, periph_clk_enb_refcnt); clks[dds] = clk; /* dp2 */ clk = tegra_clk_register_periph_gate("dp2", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 152, &periph_w_regs, periph_clk_enb_refcnt); clks[dp2] = clk; /* dtv */ clk = tegra_clk_register_periph_gate("dtv", "clk_m", TEGRA_PERIPH_ON_APB, clk_base, 0, 79, &periph_u_regs, periph_clk_enb_refcnt); clks[dtv] = clk; /* dsia */ clk = clk_register_mux(NULL, "dsia_mux", mux_plld_out0_plld2_out0, ARRAY_SIZE(mux_plld_out0_plld2_out0), 0, clk_base + PLLD_BASE, 25, 1, 0, &pll_d_lock); clks[dsia_mux] = clk; clk = tegra_clk_register_periph_gate("dsia", "dsia_mux", 0, clk_base, 0, 48, &periph_h_regs, periph_clk_enb_refcnt); clks[dsia] = clk; /* dsib */ clk = clk_register_mux(NULL, "dsib_mux", mux_plld_out0_plld2_out0, ARRAY_SIZE(mux_plld_out0_plld2_out0), 0, clk_base + PLLD2_BASE, 25, 1, 0, &pll_d2_lock); clks[dsib_mux] = clk; clk = tegra_clk_register_periph_gate("dsib", "dsib_mux", 0, clk_base, 0, 82, &periph_u_regs, periph_clk_enb_refcnt); clks[dsib] = clk; /* xusb_hs_src */ val = readl(clk_base + CLK_SOURCE_XUSB_SS_SRC); val |= BIT(25); /* always select PLLU_60M */ writel(val, clk_base + CLK_SOURCE_XUSB_SS_SRC); clk = clk_register_fixed_factor(NULL, "xusb_hs_src", "pll_u_60M", 0, 1, 1); clks[xusb_hs_src] = clk; /* xusb_host */ clk = tegra_clk_register_periph_gate("xusb_host", "xusb_host_src", 0, clk_base, 0, 89, &periph_u_regs, periph_clk_enb_refcnt); clks[xusb_host] = clk; /* xusb_ss */ clk = tegra_clk_register_periph_gate("xusb_ss", "xusb_ss_src", 0, clk_base, 0, 156, &periph_w_regs, periph_clk_enb_refcnt); clks[xusb_host] = clk; /* xusb_dev */ clk = tegra_clk_register_periph_gate("xusb_dev", "xusb_dev_src", 0, clk_base, 0, 95, &periph_u_regs, periph_clk_enb_refcnt); clks[xusb_dev] = clk; /* emc */ clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm, ARRAY_SIZE(mux_pllmcp_clkm), 0, clk_base + CLK_SOURCE_EMC, 29, 3, 0, NULL); clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base, CLK_IGNORE_UNUSED, 57, &periph_h_regs, periph_clk_enb_refcnt); clks[emc] = clk; for (i = 0; i < ARRAY_SIZE(tegra_periph_clk_list); i++) { data = &tegra_periph_clk_list[i]; clk = tegra_clk_register_periph(data->name, data->parent_names, data->num_parents, &data->periph, clk_base, data->offset, data->flags); clks[data->clk_id] = clk; } for (i = 0; i < ARRAY_SIZE(tegra_periph_nodiv_clk_list); i++) { data = &tegra_periph_nodiv_clk_list[i]; clk = tegra_clk_register_periph_nodiv(data->name, data->parent_names, data->num_parents, &data->periph, clk_base, data->offset); clks[data->clk_id] = clk; } } /* Tegra114 CPU clock and reset control functions */ static void tegra114_wait_cpu_in_reset(u32 cpu) { unsigned int reg; do { reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS); cpu_relax(); } while (!(reg & (1 << cpu))); /* check CPU been reset or not */ } static void tegra114_disable_cpu_clock(u32 cpu) { /* flow controller would take care in the power sequence. */ } static struct tegra_cpu_car_ops tegra114_cpu_car_ops = { .wait_for_reset = tegra114_wait_cpu_in_reset, .disable_clock = tegra114_disable_cpu_clock, }; static const struct of_device_id pmc_match[] __initconst = { { .compatible = "nvidia,tegra114-pmc" }, {}, }; static __initdata struct tegra_clk_init_table init_table[] = { {uarta, pll_p, 408000000, 0}, {uartb, pll_p, 408000000, 0}, {uartc, pll_p, 408000000, 0}, {uartd, pll_p, 408000000, 0}, {pll_a, clk_max, 564480000, 1}, {pll_a_out0, clk_max, 11289600, 1}, {extern1, pll_a_out0, 0, 1}, {clk_out_1_mux, extern1, 0, 1}, {clk_out_1, clk_max, 0, 1}, {i2s0, pll_a_out0, 11289600, 0}, {i2s1, pll_a_out0, 11289600, 0}, {i2s2, pll_a_out0, 11289600, 0}, {i2s3, pll_a_out0, 11289600, 0}, {i2s4, pll_a_out0, 11289600, 0}, {clk_max, clk_max, 0, 0}, /* This MUST be the last entry. */ }; static void __init tegra114_clock_apply_init_table(void) { tegra_init_from_table(init_table, clks, clk_max); } void __init tegra114_clock_init(struct device_node *np) { struct device_node *node; int i; clk_base = of_iomap(np, 0); if (!clk_base) { pr_err("ioremap tegra114 CAR failed\n"); return; } node = of_find_matching_node(NULL, pmc_match); if (!node) { pr_err("Failed to find pmc node\n"); WARN_ON(1); return; } pmc_base = of_iomap(node, 0); if (!pmc_base) { pr_err("Can't map pmc registers\n"); WARN_ON(1); return; } if (tegra114_osc_clk_init(clk_base) < 0) return; tegra114_fixed_clk_init(clk_base); tegra114_pll_init(clk_base, pmc_base); tegra114_periph_clk_init(clk_base); tegra114_audio_clk_init(clk_base); tegra114_pmc_clk_init(pmc_base); tegra114_super_clk_init(clk_base); for (i = 0; i < ARRAY_SIZE(clks); i++) { if (IS_ERR(clks[i])) { pr_err ("Tegra114 clk %d: register failed with %ld\n", i, PTR_ERR(clks[i])); } if (!clks[i]) clks[i] = ERR_PTR(-EINVAL); } clk_data.clks = clks; clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); tegra_clk_apply_init_table = tegra114_clock_apply_init_table; tegra_cpu_car_ops = &tegra114_cpu_car_ops; }