| /* |
| * Copyright (c) 2012-2014 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 <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <linux/io.h> |
| #include <linux/clk-provider.h> |
| #include <linux/clkdev.h> |
| #include <linux/of.h> |
| #include <linux/of_address.h> |
| #include <linux/delay.h> |
| #include <linux/export.h> |
| #include <linux/clk/tegra.h> |
| #include <dt-bindings/clock/tegra124-car.h> |
| #include <dt-bindings/reset/tegra124-car.h> |
| |
| #include "clk.h" |
| #include "clk-id.h" |
| |
| /* |
| * TEGRA124_CAR_BANK_COUNT: the number of peripheral clock register |
| * banks present in the Tegra124/132 CAR IP block. The banks are |
| * identified by single letters, e.g.: L, H, U, V, W, X. See |
| * periph_regs[] in drivers/clk/tegra/clk.c |
| */ |
| #define TEGRA124_CAR_BANK_COUNT 6 |
| |
| #define CLK_SOURCE_CSITE 0x1d4 |
| #define CLK_SOURCE_EMC 0x19c |
| |
| #define RST_DFLL_DVCO 0x2f4 |
| #define DVFS_DFLL_RESET_SHIFT 0 |
| |
| #define PLLC_BASE 0x80 |
| #define PLLC_OUT 0x84 |
| #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_OUT 0x94 |
| #define PLLM_MISC 0x9c |
| #define PLLP_BASE 0xa0 |
| #define PLLP_MISC 0xac |
| #define PLLA_BASE 0xb0 |
| #define PLLA_MISC 0xbc |
| #define PLLD_BASE 0xd0 |
| #define PLLD_MISC 0xdc |
| #define PLLU_BASE 0xc0 |
| #define PLLU_MISC 0xcc |
| #define PLLX_BASE 0xe0 |
| #define PLLX_MISC 0xe4 |
| #define PLLX_MISC2 0x514 |
| #define PLLX_MISC3 0x518 |
| #define PLLE_BASE 0xe8 |
| #define PLLE_MISC 0xec |
| #define PLLD2_BASE 0x4b8 |
| #define PLLD2_MISC 0x4bc |
| #define PLLE_AUX 0x48c |
| #define PLLRE_BASE 0x4c4 |
| #define PLLRE_MISC 0x4c8 |
| #define PLLDP_BASE 0x590 |
| #define PLLDP_MISC 0x594 |
| #define PLLC4_BASE 0x5a4 |
| #define PLLC4_MISC 0x5a8 |
| |
| #define PLLC_IDDQ_BIT 26 |
| #define PLLRE_IDDQ_BIT 16 |
| #define PLLSS_IDDQ_BIT 19 |
| |
| #define PLL_BASE_LOCK BIT(27) |
| #define PLLE_MISC_LOCK BIT(11) |
| #define PLLRE_MISC_LOCK BIT(24) |
| |
| #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 PLLSS_MISC_LOCK_ENABLE 30 |
| |
| #define PLLXC_SW_MAX_P 6 |
| |
| #define PMC_PLLM_WB0_OVERRIDE 0x1dc |
| #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0 |
| |
| #define CCLKG_BURST_POLICY 0x368 |
| |
| #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) |
| |
| /* Tegra CPU clock and reset control regs */ |
| #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 |
| |
| #ifdef CONFIG_PM_SLEEP |
| static struct cpu_clk_suspend_context { |
| u32 clk_csite_src; |
| u32 cclkg_burst; |
| u32 cclkg_divider; |
| } tegra124_cpu_clk_sctx; |
| #endif |
| |
| static void __iomem *clk_base; |
| static void __iomem *pmc_base; |
| |
| static unsigned long osc_freq; |
| static unsigned long pll_ref_freq; |
| |
| static DEFINE_SPINLOCK(pll_d_lock); |
| static DEFINE_SPINLOCK(pll_e_lock); |
| static DEFINE_SPINLOCK(pll_re_lock); |
| static DEFINE_SPINLOCK(pll_u_lock); |
| static DEFINE_SPINLOCK(emc_lock); |
| |
| /* possible OSC frequencies in Hz */ |
| static unsigned long tegra124_input_freq[] = { |
| [0] = 13000000, |
| [1] = 16800000, |
| [4] = 19200000, |
| [5] = 38400000, |
| [8] = 12000000, |
| [9] = 48000000, |
| [12] = 26000000, |
| }; |
| |
| static struct div_nmp pllxc_nmp = { |
| .divm_shift = 0, |
| .divm_width = 8, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .divp_shift = 20, |
| .divp_width = 4, |
| }; |
| |
| 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_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 = 3000000000UL, |
| .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 = 3, |
| .max_p = 6, |
| .dyn_ramp_reg = PLLX_MISC2, |
| .stepa_shift = 16, |
| .stepb_shift = 24, |
| .pdiv_tohw = pllxc_p, |
| .div_nmp = &pllxc_nmp, |
| .freq_table = pll_x_freq_table, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_c_freq_table[] = { |
| { 12000000, 624000000, 104, 1, 2}, |
| { 12000000, 600000000, 100, 1, 2}, |
| { 13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */ |
| { 16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */ |
| { 19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */ |
| { 26000000, 600000000, 92, 2, 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, |
| .div_nmp = &pllxc_nmp, |
| .freq_table = pll_c_freq_table, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct div_nmp pllcx_nmp = { |
| .divm_shift = 0, |
| .divm_width = 2, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .divp_shift = 20, |
| .divp_width = 3, |
| }; |
| |
| static struct pdiv_map pllc_p[] = { |
| { .pdiv = 1, .hw_val = 0 }, |
| { .pdiv = 2, .hw_val = 1 }, |
| { .pdiv = 3, .hw_val = 2 }, |
| { .pdiv = 4, .hw_val = 3 }, |
| { .pdiv = 6, .hw_val = 4 }, |
| { .pdiv = 8, .hw_val = 5 }, |
| { .pdiv = 12, .hw_val = 6 }, |
| { .pdiv = 16, .hw_val = 7 }, |
| { .pdiv = 0, .hw_val = 0 }, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = { |
| {12000000, 600000000, 100, 1, 2}, |
| {13000000, 600000000, 92, 1, 2}, /* actual: 598.0 MHz */ |
| {16800000, 600000000, 71, 1, 2}, /* actual: 596.4 MHz */ |
| {19200000, 600000000, 62, 1, 2}, /* actual: 595.2 MHz */ |
| {26000000, 600000000, 92, 2, 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, |
| .div_nmp = &pllcx_nmp, |
| .max_p = 7, |
| .ext_misc_reg[0] = 0x4f0, |
| .ext_misc_reg[1] = 0x4f4, |
| .ext_misc_reg[2] = 0x4f8, |
| .freq_table = pll_cx_freq_table, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| 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, |
| .div_nmp = &pllcx_nmp, |
| .max_p = 7, |
| .ext_misc_reg[0] = 0x504, |
| .ext_misc_reg[1] = 0x508, |
| .ext_misc_reg[2] = 0x50c, |
| .freq_table = pll_cx_freq_table, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct div_nmp pllss_nmp = { |
| .divm_shift = 0, |
| .divm_width = 8, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .divp_shift = 20, |
| .divp_width = 4, |
| }; |
| |
| static struct pdiv_map pll12g_ssd_esd_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_c4_freq_table[] = { |
| { 12000000, 600000000, 100, 1, 1}, |
| { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */ |
| { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */ |
| { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */ |
| { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */ |
| { 0, 0, 0, 0, 0, 0 }, |
| }; |
| |
| static struct tegra_clk_pll_params pll_c4_params = { |
| .input_min = 12000000, |
| .input_max = 1000000000, |
| .cf_min = 12000000, |
| .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */ |
| .vco_min = 600000000, |
| .vco_max = 1200000000, |
| .base_reg = PLLC4_BASE, |
| .misc_reg = PLLC4_MISC, |
| .lock_mask = PLL_BASE_LOCK, |
| .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE, |
| .lock_delay = 300, |
| .iddq_reg = PLLC4_BASE, |
| .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| .pdiv_tohw = pll12g_ssd_esd_p, |
| .div_nmp = &pllss_nmp, |
| .ext_misc_reg[0] = 0x5ac, |
| .ext_misc_reg[1] = 0x5b0, |
| .ext_misc_reg[2] = 0x5b4, |
| .freq_table = pll_c4_freq_table, |
| }; |
| |
| 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, 1, 1}, /* actual: 792.0 MHz */ |
| {13000000, 800000000, 61, 1, 1}, /* actual: 793.0 MHz */ |
| {16800000, 800000000, 47, 1, 1}, /* actual: 789.6 MHz */ |
| {19200000, 800000000, 41, 1, 1}, /* actual: 787.2 MHz */ |
| {26000000, 800000000, 61, 2, 1}, /* actual: 793.0 MHz */ |
| {0, 0, 0, 0, 0, 0}, |
| }; |
| |
| static struct div_nmp pllm_nmp = { |
| .divm_shift = 0, |
| .divm_width = 8, |
| .override_divm_shift = 0, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .override_divn_shift = 8, |
| .divp_shift = 20, |
| .divp_width = 1, |
| .override_divp_shift = 27, |
| }; |
| |
| 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, |
| .div_nmp = &pllm_nmp, |
| .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE, |
| .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2, |
| .freq_table = pll_m_freq_table, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| 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}, |
| {13000000, 100000000, 200, 1, 26, 13}, |
| {12000000, 100000000, 200, 1, 24, 13}, |
| {0, 0, 0, 0, 0, 0}, |
| }; |
| |
| static struct div_nmp plle_nmp = { |
| .divm_shift = 0, |
| .divm_width = 8, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .divp_shift = 24, |
| .divp_width = 4, |
| }; |
| |
| 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, |
| .div_nmp = &plle_nmp, |
| .freq_table = pll_e_freq_table, |
| .flags = TEGRA_PLL_FIXED, |
| .fixed_rate = 100000000, |
| }; |
| |
| 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 div_nmp pllre_nmp = { |
| .divm_shift = 0, |
| .divm_width = 8, |
| .divn_shift = 8, |
| .divn_width = 8, |
| .divp_shift = 16, |
| .divp_width = 4, |
| }; |
| |
| 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, |
| .div_nmp = &pllre_nmp, |
| .flags = TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct div_nmp pllp_nmp = { |
| .divm_shift = 0, |
| .divm_width = 5, |
| .divn_shift = 8, |
| .divn_width = 10, |
| .divp_shift = 20, |
| .divp_width = 3, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_p_freq_table[] = { |
| {12000000, 408000000, 408, 12, 0, 8}, |
| {13000000, 408000000, 408, 13, 0, 8}, |
| {16800000, 408000000, 340, 14, 0, 8}, |
| {19200000, 408000000, 340, 16, 0, 8}, |
| {26000000, 408000000, 408, 26, 0, 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, |
| .div_nmp = &pllp_nmp, |
| .freq_table = pll_p_freq_table, |
| .fixed_rate = 408000000, |
| .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK, |
| }; |
| |
| 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, |
| .div_nmp = &pllp_nmp, |
| .freq_table = pll_a_freq_table, |
| .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct div_nmp plld_nmp = { |
| .divm_shift = 0, |
| .divm_width = 5, |
| .divn_shift = 8, |
| .divn_width = 11, |
| .divp_shift = 20, |
| .divp_width = 3, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { |
| {12000000, 216000000, 864, 12, 4, 12}, |
| {13000000, 216000000, 864, 13, 4, 12}, |
| {16800000, 216000000, 720, 14, 4, 12}, |
| {19200000, 216000000, 720, 16, 4, 12}, |
| {26000000, 216000000, 864, 26, 4, 12}, |
| |
| {12000000, 594000000, 594, 12, 1, 12}, |
| {13000000, 594000000, 594, 13, 1, 12}, |
| {16800000, 594000000, 495, 14, 1, 12}, |
| {19200000, 594000000, 495, 16, 1, 12}, |
| {26000000, 594000000, 594, 26, 1, 12}, |
| |
| {12000000, 1000000000, 1000, 12, 1, 12}, |
| {13000000, 1000000000, 1000, 13, 1, 12}, |
| {19200000, 1000000000, 625, 12, 1, 12}, |
| {26000000, 1000000000, 1000, 26, 1, 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, |
| .div_nmp = &plld_nmp, |
| .freq_table = pll_d_freq_table, |
| .flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON | |
| TEGRA_PLL_USE_LOCK, |
| }; |
| |
| static struct tegra_clk_pll_freq_table tegra124_pll_d2_freq_table[] = { |
| { 12000000, 594000000, 99, 1, 2}, |
| { 13000000, 594000000, 91, 1, 2}, /* actual: 591.5 MHz */ |
| { 16800000, 594000000, 71, 1, 2}, /* actual: 596.4 MHz */ |
| { 19200000, 594000000, 62, 1, 2}, /* actual: 595.2 MHz */ |
| { 26000000, 594000000, 91, 2, 2}, /* actual: 591.5 MHz */ |
| { 0, 0, 0, 0, 0, 0 }, |
| }; |
| |
| static struct tegra_clk_pll_params tegra124_pll_d2_params = { |
| .input_min = 12000000, |
| .input_max = 1000000000, |
| .cf_min = 12000000, |
| .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */ |
| .vco_min = 600000000, |
| .vco_max = 1200000000, |
| .base_reg = PLLD2_BASE, |
| .misc_reg = PLLD2_MISC, |
| .lock_mask = PLL_BASE_LOCK, |
| .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE, |
| .lock_delay = 300, |
| .iddq_reg = PLLD2_BASE, |
| .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| .pdiv_tohw = pll12g_ssd_esd_p, |
| .div_nmp = &pllss_nmp, |
| .ext_misc_reg[0] = 0x570, |
| .ext_misc_reg[1] = 0x574, |
| .ext_misc_reg[2] = 0x578, |
| .max_p = 15, |
| .freq_table = tegra124_pll_d2_freq_table, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = { |
| { 12000000, 600000000, 100, 1, 1}, |
| { 13000000, 600000000, 92, 1, 1}, /* actual: 598.0 MHz */ |
| { 16800000, 600000000, 71, 1, 1}, /* actual: 596.4 MHz */ |
| { 19200000, 600000000, 62, 1, 1}, /* actual: 595.2 MHz */ |
| { 26000000, 600000000, 92, 2, 1}, /* actual: 598.0 MHz */ |
| { 0, 0, 0, 0, 0, 0 }, |
| }; |
| |
| static struct tegra_clk_pll_params pll_dp_params = { |
| .input_min = 12000000, |
| .input_max = 1000000000, |
| .cf_min = 12000000, |
| .cf_max = 19200000, /* s/w policy, h/w capability 38 MHz */ |
| .vco_min = 600000000, |
| .vco_max = 1200000000, |
| .base_reg = PLLDP_BASE, |
| .misc_reg = PLLDP_MISC, |
| .lock_mask = PLL_BASE_LOCK, |
| .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE, |
| .lock_delay = 300, |
| .iddq_reg = PLLDP_BASE, |
| .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| .pdiv_tohw = pll12g_ssd_esd_p, |
| .div_nmp = &pllss_nmp, |
| .ext_misc_reg[0] = 0x598, |
| .ext_misc_reg[1] = 0x59c, |
| .ext_misc_reg[2] = 0x5a0, |
| .max_p = 5, |
| .freq_table = pll_dp_freq_table, |
| }; |
| |
| static struct pdiv_map pllu_p[] = { |
| { .pdiv = 1, .hw_val = 1 }, |
| { .pdiv = 2, .hw_val = 0 }, |
| { .pdiv = 0, .hw_val = 0 }, |
| }; |
| |
| static struct div_nmp pllu_nmp = { |
| .divm_shift = 0, |
| .divm_width = 5, |
| .divn_shift = 8, |
| .divn_width = 10, |
| .divp_shift = 20, |
| .divp_width = 1, |
| }; |
| |
| static struct tegra_clk_pll_freq_table pll_u_freq_table[] = { |
| {12000000, 480000000, 960, 12, 2, 12}, |
| {13000000, 480000000, 960, 13, 2, 12}, |
| {16800000, 480000000, 400, 7, 2, 5}, |
| {19200000, 480000000, 200, 4, 2, 3}, |
| {26000000, 480000000, 960, 26, 2, 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, |
| .div_nmp = &pllu_nmp, |
| .freq_table = pll_u_freq_table, |
| .flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON | |
| TEGRA_PLL_USE_LOCK, |
| }; |
| |
| 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}, |
| }; |
| |
| static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { |
| [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true }, |
| [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true }, |
| [tegra_clk_timer] = { .dt_id = TEGRA124_CLK_TIMER, .present = true }, |
| [tegra_clk_uarta] = { .dt_id = TEGRA124_CLK_UARTA, .present = true }, |
| [tegra_clk_sdmmc2_8] = { .dt_id = TEGRA124_CLK_SDMMC2, .present = true }, |
| [tegra_clk_i2s1] = { .dt_id = TEGRA124_CLK_I2S1, .present = true }, |
| [tegra_clk_i2c1] = { .dt_id = TEGRA124_CLK_I2C1, .present = true }, |
| [tegra_clk_sdmmc1_8] = { .dt_id = TEGRA124_CLK_SDMMC1, .present = true }, |
| [tegra_clk_sdmmc4_8] = { .dt_id = TEGRA124_CLK_SDMMC4, .present = true }, |
| [tegra_clk_pwm] = { .dt_id = TEGRA124_CLK_PWM, .present = true }, |
| [tegra_clk_i2s2] = { .dt_id = TEGRA124_CLK_I2S2, .present = true }, |
| [tegra_clk_usbd] = { .dt_id = TEGRA124_CLK_USBD, .present = true }, |
| [tegra_clk_isp_8] = { .dt_id = TEGRA124_CLK_ISP, .present = true }, |
| [tegra_clk_disp2] = { .dt_id = TEGRA124_CLK_DISP2, .present = true }, |
| [tegra_clk_disp1] = { .dt_id = TEGRA124_CLK_DISP1, .present = true }, |
| [tegra_clk_host1x_8] = { .dt_id = TEGRA124_CLK_HOST1X, .present = true }, |
| [tegra_clk_vcp] = { .dt_id = TEGRA124_CLK_VCP, .present = true }, |
| [tegra_clk_i2s0] = { .dt_id = TEGRA124_CLK_I2S0, .present = true }, |
| [tegra_clk_apbdma] = { .dt_id = TEGRA124_CLK_APBDMA, .present = true }, |
| [tegra_clk_kbc] = { .dt_id = TEGRA124_CLK_KBC, .present = true }, |
| [tegra_clk_kfuse] = { .dt_id = TEGRA124_CLK_KFUSE, .present = true }, |
| [tegra_clk_sbc1] = { .dt_id = TEGRA124_CLK_SBC1, .present = true }, |
| [tegra_clk_nor] = { .dt_id = TEGRA124_CLK_NOR, .present = true }, |
| [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true }, |
| [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true }, |
| [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true }, |
| [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true }, |
| [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true }, |
| [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true }, |
| [tegra_clk_i2c2] = { .dt_id = TEGRA124_CLK_I2C2, .present = true }, |
| [tegra_clk_uartc] = { .dt_id = TEGRA124_CLK_UARTC, .present = true }, |
| [tegra_clk_mipi_cal] = { .dt_id = TEGRA124_CLK_MIPI_CAL, .present = true }, |
| [tegra_clk_usb2] = { .dt_id = TEGRA124_CLK_USB2, .present = true }, |
| [tegra_clk_usb3] = { .dt_id = TEGRA124_CLK_USB3, .present = true }, |
| [tegra_clk_vde_8] = { .dt_id = TEGRA124_CLK_VDE, .present = true }, |
| [tegra_clk_bsea] = { .dt_id = TEGRA124_CLK_BSEA, .present = true }, |
| [tegra_clk_bsev] = { .dt_id = TEGRA124_CLK_BSEV, .present = true }, |
| [tegra_clk_uartd] = { .dt_id = TEGRA124_CLK_UARTD, .present = true }, |
| [tegra_clk_i2c3] = { .dt_id = TEGRA124_CLK_I2C3, .present = true }, |
| [tegra_clk_sbc4] = { .dt_id = TEGRA124_CLK_SBC4, .present = true }, |
| [tegra_clk_sdmmc3_8] = { .dt_id = TEGRA124_CLK_SDMMC3, .present = true }, |
| [tegra_clk_pcie] = { .dt_id = TEGRA124_CLK_PCIE, .present = true }, |
| [tegra_clk_owr] = { .dt_id = TEGRA124_CLK_OWR, .present = true }, |
| [tegra_clk_afi] = { .dt_id = TEGRA124_CLK_AFI, .present = true }, |
| [tegra_clk_csite] = { .dt_id = TEGRA124_CLK_CSITE, .present = true }, |
| [tegra_clk_la] = { .dt_id = TEGRA124_CLK_LA, .present = true }, |
| [tegra_clk_trace] = { .dt_id = TEGRA124_CLK_TRACE, .present = true }, |
| [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true }, |
| [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true }, |
| [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true }, |
| [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true }, |
| [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true }, |
| [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true }, |
| [tegra_clk_csus] = { .dt_id = TEGRA124_CLK_CSUS, .present = true }, |
| [tegra_clk_mselect] = { .dt_id = TEGRA124_CLK_MSELECT, .present = true }, |
| [tegra_clk_tsensor] = { .dt_id = TEGRA124_CLK_TSENSOR, .present = true }, |
| [tegra_clk_i2s3] = { .dt_id = TEGRA124_CLK_I2S3, .present = true }, |
| [tegra_clk_i2s4] = { .dt_id = TEGRA124_CLK_I2S4, .present = true }, |
| [tegra_clk_i2c4] = { .dt_id = TEGRA124_CLK_I2C4, .present = true }, |
| [tegra_clk_sbc5] = { .dt_id = TEGRA124_CLK_SBC5, .present = true }, |
| [tegra_clk_sbc6] = { .dt_id = TEGRA124_CLK_SBC6, .present = true }, |
| [tegra_clk_d_audio] = { .dt_id = TEGRA124_CLK_D_AUDIO, .present = true }, |
| [tegra_clk_apbif] = { .dt_id = TEGRA124_CLK_APBIF, .present = true }, |
| [tegra_clk_dam0] = { .dt_id = TEGRA124_CLK_DAM0, .present = true }, |
| [tegra_clk_dam1] = { .dt_id = TEGRA124_CLK_DAM1, .present = true }, |
| [tegra_clk_dam2] = { .dt_id = TEGRA124_CLK_DAM2, .present = true }, |
| [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA124_CLK_HDA2CODEC_2X, .present = true }, |
| [tegra_clk_audio0_2x] = { .dt_id = TEGRA124_CLK_AUDIO0_2X, .present = true }, |
| [tegra_clk_audio1_2x] = { .dt_id = TEGRA124_CLK_AUDIO1_2X, .present = true }, |
| [tegra_clk_audio2_2x] = { .dt_id = TEGRA124_CLK_AUDIO2_2X, .present = true }, |
| [tegra_clk_audio3_2x] = { .dt_id = TEGRA124_CLK_AUDIO3_2X, .present = true }, |
| [tegra_clk_audio4_2x] = { .dt_id = TEGRA124_CLK_AUDIO4_2X, .present = true }, |
| [tegra_clk_spdif_2x] = { .dt_id = TEGRA124_CLK_SPDIF_2X, .present = true }, |
| [tegra_clk_actmon] = { .dt_id = TEGRA124_CLK_ACTMON, .present = true }, |
| [tegra_clk_extern1] = { .dt_id = TEGRA124_CLK_EXTERN1, .present = true }, |
| [tegra_clk_extern2] = { .dt_id = TEGRA124_CLK_EXTERN2, .present = true }, |
| [tegra_clk_extern3] = { .dt_id = TEGRA124_CLK_EXTERN3, .present = true }, |
| [tegra_clk_sata_oob] = { .dt_id = TEGRA124_CLK_SATA_OOB, .present = true }, |
| [tegra_clk_sata] = { .dt_id = TEGRA124_CLK_SATA, .present = true }, |
| [tegra_clk_hda] = { .dt_id = TEGRA124_CLK_HDA, .present = true }, |
| [tegra_clk_se] = { .dt_id = TEGRA124_CLK_SE, .present = true }, |
| [tegra_clk_hda2hdmi] = { .dt_id = TEGRA124_CLK_HDA2HDMI, .present = true }, |
| [tegra_clk_sata_cold] = { .dt_id = TEGRA124_CLK_SATA_COLD, .present = true }, |
| [tegra_clk_cilab] = { .dt_id = TEGRA124_CLK_CILAB, .present = true }, |
| [tegra_clk_cilcd] = { .dt_id = TEGRA124_CLK_CILCD, .present = true }, |
| [tegra_clk_cile] = { .dt_id = TEGRA124_CLK_CILE, .present = true }, |
| [tegra_clk_dsialp] = { .dt_id = TEGRA124_CLK_DSIALP, .present = true }, |
| [tegra_clk_dsiblp] = { .dt_id = TEGRA124_CLK_DSIBLP, .present = true }, |
| [tegra_clk_entropy] = { .dt_id = TEGRA124_CLK_ENTROPY, .present = true }, |
| [tegra_clk_dds] = { .dt_id = TEGRA124_CLK_DDS, .present = true }, |
| [tegra_clk_dp2] = { .dt_id = TEGRA124_CLK_DP2, .present = true }, |
| [tegra_clk_amx] = { .dt_id = TEGRA124_CLK_AMX, .present = true }, |
| [tegra_clk_adx] = { .dt_id = TEGRA124_CLK_ADX, .present = true }, |
| [tegra_clk_xusb_ss] = { .dt_id = TEGRA124_CLK_XUSB_SS, .present = true }, |
| [tegra_clk_i2c6] = { .dt_id = TEGRA124_CLK_I2C6, .present = true }, |
| [tegra_clk_vim2_clk] = { .dt_id = TEGRA124_CLK_VIM2_CLK, .present = true }, |
| [tegra_clk_hdmi_audio] = { .dt_id = TEGRA124_CLK_HDMI_AUDIO, .present = true }, |
| [tegra_clk_clk72Mhz] = { .dt_id = TEGRA124_CLK_CLK72MHZ, .present = true }, |
| [tegra_clk_vic03] = { .dt_id = TEGRA124_CLK_VIC03, .present = true }, |
| [tegra_clk_adx1] = { .dt_id = TEGRA124_CLK_ADX1, .present = true }, |
| [tegra_clk_dpaux] = { .dt_id = TEGRA124_CLK_DPAUX, .present = true }, |
| [tegra_clk_sor0] = { .dt_id = TEGRA124_CLK_SOR0, .present = true }, |
| [tegra_clk_sor0_lvds] = { .dt_id = TEGRA124_CLK_SOR0_LVDS, .present = true }, |
| [tegra_clk_gpu] = { .dt_id = TEGRA124_CLK_GPU, .present = true }, |
| [tegra_clk_amx1] = { .dt_id = TEGRA124_CLK_AMX1, .present = true }, |
| [tegra_clk_uartb] = { .dt_id = TEGRA124_CLK_UARTB, .present = true }, |
| [tegra_clk_vfir] = { .dt_id = TEGRA124_CLK_VFIR, .present = true }, |
| [tegra_clk_spdif_in] = { .dt_id = TEGRA124_CLK_SPDIF_IN, .present = true }, |
| [tegra_clk_spdif_out] = { .dt_id = TEGRA124_CLK_SPDIF_OUT, .present = true }, |
| [tegra_clk_vi_9] = { .dt_id = TEGRA124_CLK_VI, .present = true }, |
| [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA124_CLK_VI_SENSOR, .present = true }, |
| [tegra_clk_fuse] = { .dt_id = TEGRA124_CLK_FUSE, .present = true }, |
| [tegra_clk_fuse_burn] = { .dt_id = TEGRA124_CLK_FUSE_BURN, .present = true }, |
| [tegra_clk_clk_32k] = { .dt_id = TEGRA124_CLK_CLK_32K, .present = true }, |
| [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true }, |
| [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true }, |
| [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true }, |
| [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true }, |
| [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true }, |
| [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true }, |
| [tegra_clk_pll_c2] = { .dt_id = TEGRA124_CLK_PLL_C2, .present = true }, |
| [tegra_clk_pll_c3] = { .dt_id = TEGRA124_CLK_PLL_C3, .present = true }, |
| [tegra_clk_pll_m] = { .dt_id = TEGRA124_CLK_PLL_M, .present = true }, |
| [tegra_clk_pll_m_out1] = { .dt_id = TEGRA124_CLK_PLL_M_OUT1, .present = true }, |
| [tegra_clk_pll_p] = { .dt_id = TEGRA124_CLK_PLL_P, .present = true }, |
| [tegra_clk_pll_p_out1] = { .dt_id = TEGRA124_CLK_PLL_P_OUT1, .present = true }, |
| [tegra_clk_pll_p_out2] = { .dt_id = TEGRA124_CLK_PLL_P_OUT2, .present = true }, |
| [tegra_clk_pll_p_out3] = { .dt_id = TEGRA124_CLK_PLL_P_OUT3, .present = true }, |
| [tegra_clk_pll_p_out4] = { .dt_id = TEGRA124_CLK_PLL_P_OUT4, .present = true }, |
| [tegra_clk_pll_a] = { .dt_id = TEGRA124_CLK_PLL_A, .present = true }, |
| [tegra_clk_pll_a_out0] = { .dt_id = TEGRA124_CLK_PLL_A_OUT0, .present = true }, |
| [tegra_clk_pll_d] = { .dt_id = TEGRA124_CLK_PLL_D, .present = true }, |
| [tegra_clk_pll_d_out0] = { .dt_id = TEGRA124_CLK_PLL_D_OUT0, .present = true }, |
| [tegra_clk_pll_d2] = { .dt_id = TEGRA124_CLK_PLL_D2, .present = true }, |
| [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA124_CLK_PLL_D2_OUT0, .present = true }, |
| [tegra_clk_pll_u] = { .dt_id = TEGRA124_CLK_PLL_U, .present = true }, |
| [tegra_clk_pll_u_480m] = { .dt_id = TEGRA124_CLK_PLL_U_480M, .present = true }, |
| [tegra_clk_pll_u_60m] = { .dt_id = TEGRA124_CLK_PLL_U_60M, .present = true }, |
| [tegra_clk_pll_u_48m] = { .dt_id = TEGRA124_CLK_PLL_U_48M, .present = true }, |
| [tegra_clk_pll_u_12m] = { .dt_id = TEGRA124_CLK_PLL_U_12M, .present = true }, |
| [tegra_clk_pll_x] = { .dt_id = TEGRA124_CLK_PLL_X, .present = true }, |
| [tegra_clk_pll_x_out0] = { .dt_id = TEGRA124_CLK_PLL_X_OUT0, .present = true }, |
| [tegra_clk_pll_re_vco] = { .dt_id = TEGRA124_CLK_PLL_RE_VCO, .present = true }, |
| [tegra_clk_pll_re_out] = { .dt_id = TEGRA124_CLK_PLL_RE_OUT, .present = true }, |
| [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC, .present = true }, |
| [tegra_clk_i2s0_sync] = { .dt_id = TEGRA124_CLK_I2S0_SYNC, .present = true }, |
| [tegra_clk_i2s1_sync] = { .dt_id = TEGRA124_CLK_I2S1_SYNC, .present = true }, |
| [tegra_clk_i2s2_sync] = { .dt_id = TEGRA124_CLK_I2S2_SYNC, .present = true }, |
| [tegra_clk_i2s3_sync] = { .dt_id = TEGRA124_CLK_I2S3_SYNC, .present = true }, |
| [tegra_clk_i2s4_sync] = { .dt_id = TEGRA124_CLK_I2S4_SYNC, .present = true }, |
| [tegra_clk_vimclk_sync] = { .dt_id = TEGRA124_CLK_VIMCLK_SYNC, .present = true }, |
| [tegra_clk_audio0] = { .dt_id = TEGRA124_CLK_AUDIO0, .present = true }, |
| [tegra_clk_audio1] = { .dt_id = TEGRA124_CLK_AUDIO1, .present = true }, |
| [tegra_clk_audio2] = { .dt_id = TEGRA124_CLK_AUDIO2, .present = true }, |
| [tegra_clk_audio3] = { .dt_id = TEGRA124_CLK_AUDIO3, .present = true }, |
| [tegra_clk_audio4] = { .dt_id = TEGRA124_CLK_AUDIO4, .present = true }, |
| [tegra_clk_spdif] = { .dt_id = TEGRA124_CLK_SPDIF, .present = true }, |
| [tegra_clk_clk_out_1] = { .dt_id = TEGRA124_CLK_CLK_OUT_1, .present = true }, |
| [tegra_clk_clk_out_2] = { .dt_id = TEGRA124_CLK_CLK_OUT_2, .present = true }, |
| [tegra_clk_clk_out_3] = { .dt_id = TEGRA124_CLK_CLK_OUT_3, .present = true }, |
| [tegra_clk_blink] = { .dt_id = TEGRA124_CLK_BLINK, .present = true }, |
| [tegra_clk_xusb_host_src] = { .dt_id = TEGRA124_CLK_XUSB_HOST_SRC, .present = true }, |
| [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA124_CLK_XUSB_FALCON_SRC, .present = true }, |
| [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA124_CLK_XUSB_FS_SRC, .present = true }, |
| [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA124_CLK_XUSB_SS_SRC, .present = true }, |
| [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA124_CLK_XUSB_SS_DIV2, .present = true }, |
| [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA124_CLK_XUSB_DEV_SRC, .present = true }, |
| [tegra_clk_xusb_dev] = { .dt_id = TEGRA124_CLK_XUSB_DEV, .present = true }, |
| [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA124_CLK_XUSB_HS_SRC, .present = true }, |
| [tegra_clk_sclk] = { .dt_id = TEGRA124_CLK_SCLK, .present = true }, |
| [tegra_clk_hclk] = { .dt_id = TEGRA124_CLK_HCLK, .present = true }, |
| [tegra_clk_pclk] = { .dt_id = TEGRA124_CLK_PCLK, .present = true }, |
| [tegra_clk_cclk_g] = { .dt_id = TEGRA124_CLK_CCLK_G, .present = true }, |
| [tegra_clk_cclk_lp] = { .dt_id = TEGRA124_CLK_CCLK_LP, .present = true }, |
| [tegra_clk_dfll_ref] = { .dt_id = TEGRA124_CLK_DFLL_REF, .present = true }, |
| [tegra_clk_dfll_soc] = { .dt_id = TEGRA124_CLK_DFLL_SOC, .present = true }, |
| [tegra_clk_vi_sensor2] = { .dt_id = TEGRA124_CLK_VI_SENSOR2, .present = true }, |
| [tegra_clk_pll_p_out5] = { .dt_id = TEGRA124_CLK_PLL_P_OUT5, .present = true }, |
| [tegra_clk_pll_c4] = { .dt_id = TEGRA124_CLK_PLL_C4, .present = true }, |
| [tegra_clk_pll_dp] = { .dt_id = TEGRA124_CLK_PLL_DP, .present = true }, |
| [tegra_clk_audio0_mux] = { .dt_id = TEGRA124_CLK_AUDIO0_MUX, .present = true }, |
| [tegra_clk_audio1_mux] = { .dt_id = TEGRA124_CLK_AUDIO1_MUX, .present = true }, |
| [tegra_clk_audio2_mux] = { .dt_id = TEGRA124_CLK_AUDIO2_MUX, .present = true }, |
| [tegra_clk_audio3_mux] = { .dt_id = TEGRA124_CLK_AUDIO3_MUX, .present = true }, |
| [tegra_clk_audio4_mux] = { .dt_id = TEGRA124_CLK_AUDIO4_MUX, .present = true }, |
| [tegra_clk_spdif_mux] = { .dt_id = TEGRA124_CLK_SPDIF_MUX, .present = true }, |
| [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true }, |
| [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true }, |
| [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true }, |
| }; |
| |
| static struct tegra_devclk devclks[] __initdata = { |
| { .con_id = "clk_m", .dt_id = TEGRA124_CLK_CLK_M }, |
| { .con_id = "pll_ref", .dt_id = TEGRA124_CLK_PLL_REF }, |
| { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K }, |
| { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 }, |
| { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 }, |
| { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C }, |
| { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 }, |
| { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 }, |
| { .con_id = "pll_c3", .dt_id = TEGRA124_CLK_PLL_C3 }, |
| { .con_id = "pll_p", .dt_id = TEGRA124_CLK_PLL_P }, |
| { .con_id = "pll_p_out1", .dt_id = TEGRA124_CLK_PLL_P_OUT1 }, |
| { .con_id = "pll_p_out2", .dt_id = TEGRA124_CLK_PLL_P_OUT2 }, |
| { .con_id = "pll_p_out3", .dt_id = TEGRA124_CLK_PLL_P_OUT3 }, |
| { .con_id = "pll_p_out4", .dt_id = TEGRA124_CLK_PLL_P_OUT4 }, |
| { .con_id = "pll_m", .dt_id = TEGRA124_CLK_PLL_M }, |
| { .con_id = "pll_m_out1", .dt_id = TEGRA124_CLK_PLL_M_OUT1 }, |
| { .con_id = "pll_x", .dt_id = TEGRA124_CLK_PLL_X }, |
| { .con_id = "pll_x_out0", .dt_id = TEGRA124_CLK_PLL_X_OUT0 }, |
| { .con_id = "pll_u", .dt_id = TEGRA124_CLK_PLL_U }, |
| { .con_id = "pll_u_480M", .dt_id = TEGRA124_CLK_PLL_U_480M }, |
| { .con_id = "pll_u_60M", .dt_id = TEGRA124_CLK_PLL_U_60M }, |
| { .con_id = "pll_u_48M", .dt_id = TEGRA124_CLK_PLL_U_48M }, |
| { .con_id = "pll_u_12M", .dt_id = TEGRA124_CLK_PLL_U_12M }, |
| { .con_id = "pll_d", .dt_id = TEGRA124_CLK_PLL_D }, |
| { .con_id = "pll_d_out0", .dt_id = TEGRA124_CLK_PLL_D_OUT0 }, |
| { .con_id = "pll_d2", .dt_id = TEGRA124_CLK_PLL_D2 }, |
| { .con_id = "pll_d2_out0", .dt_id = TEGRA124_CLK_PLL_D2_OUT0 }, |
| { .con_id = "pll_a", .dt_id = TEGRA124_CLK_PLL_A }, |
| { .con_id = "pll_a_out0", .dt_id = TEGRA124_CLK_PLL_A_OUT0 }, |
| { .con_id = "pll_re_vco", .dt_id = TEGRA124_CLK_PLL_RE_VCO }, |
| { .con_id = "pll_re_out", .dt_id = TEGRA124_CLK_PLL_RE_OUT }, |
| { .con_id = "spdif_in_sync", .dt_id = TEGRA124_CLK_SPDIF_IN_SYNC }, |
| { .con_id = "i2s0_sync", .dt_id = TEGRA124_CLK_I2S0_SYNC }, |
| { .con_id = "i2s1_sync", .dt_id = TEGRA124_CLK_I2S1_SYNC }, |
| { .con_id = "i2s2_sync", .dt_id = TEGRA124_CLK_I2S2_SYNC }, |
| { .con_id = "i2s3_sync", .dt_id = TEGRA124_CLK_I2S3_SYNC }, |
| { .con_id = "i2s4_sync", .dt_id = TEGRA124_CLK_I2S4_SYNC }, |
| { .con_id = "vimclk_sync", .dt_id = TEGRA124_CLK_VIMCLK_SYNC }, |
| { .con_id = "audio0", .dt_id = TEGRA124_CLK_AUDIO0 }, |
| { .con_id = "audio1", .dt_id = TEGRA124_CLK_AUDIO1 }, |
| { .con_id = "audio2", .dt_id = TEGRA124_CLK_AUDIO2 }, |
| { .con_id = "audio3", .dt_id = TEGRA124_CLK_AUDIO3 }, |
| { .con_id = "audio4", .dt_id = TEGRA124_CLK_AUDIO4 }, |
| { .con_id = "spdif", .dt_id = TEGRA124_CLK_SPDIF }, |
| { .con_id = "audio0_2x", .dt_id = TEGRA124_CLK_AUDIO0_2X }, |
| { .con_id = "audio1_2x", .dt_id = TEGRA124_CLK_AUDIO1_2X }, |
| { .con_id = "audio2_2x", .dt_id = TEGRA124_CLK_AUDIO2_2X }, |
| { .con_id = "audio3_2x", .dt_id = TEGRA124_CLK_AUDIO3_2X }, |
| { .con_id = "audio4_2x", .dt_id = TEGRA124_CLK_AUDIO4_2X }, |
| { .con_id = "spdif_2x", .dt_id = TEGRA124_CLK_SPDIF_2X }, |
| { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA124_CLK_EXTERN1 }, |
| { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA124_CLK_EXTERN2 }, |
| { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA124_CLK_EXTERN3 }, |
| { .con_id = "blink", .dt_id = TEGRA124_CLK_BLINK }, |
| { .con_id = "cclk_g", .dt_id = TEGRA124_CLK_CCLK_G }, |
| { .con_id = "cclk_lp", .dt_id = TEGRA124_CLK_CCLK_LP }, |
| { .con_id = "sclk", .dt_id = TEGRA124_CLK_SCLK }, |
| { .con_id = "hclk", .dt_id = TEGRA124_CLK_HCLK }, |
| { .con_id = "pclk", .dt_id = TEGRA124_CLK_PCLK }, |
| { .con_id = "fuse", .dt_id = TEGRA124_CLK_FUSE }, |
| { .dev_id = "rtc-tegra", .dt_id = TEGRA124_CLK_RTC }, |
| { .dev_id = "timer", .dt_id = TEGRA124_CLK_TIMER }, |
| { .con_id = "hda", .dt_id = TEGRA124_CLK_HDA }, |
| { .con_id = "hda2codec_2x", .dt_id = TEGRA124_CLK_HDA2CODEC_2X }, |
| { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI }, |
| }; |
| |
| static struct clk **clks; |
| |
| static void tegra124_utmi_param_configure(void __iomem *clk_base) |
| { |
| unsigned int i; |
| u32 reg; |
| |
| 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 __init void tegra124_periph_clk_init(void __iomem *clk_base, |
| void __iomem *pmc_base) |
| { |
| struct clk *clk; |
| |
| /* xusb_ss_div2 */ |
| clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0, |
| 1, 2); |
| clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk; |
| |
| clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0, |
| clk_base + PLLD_MISC, 30, 0, &pll_d_lock); |
| clks[TEGRA124_CLK_PLL_D_DSI_OUT] = clk; |
| |
| clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0, |
| clk_base, 0, 48, |
| periph_clk_enb_refcnt); |
| clks[TEGRA124_CLK_DSIA] = clk; |
| |
| clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0, |
| clk_base, 0, 82, |
| periph_clk_enb_refcnt); |
| clks[TEGRA124_CLK_DSIB] = clk; |
| |
| clk = tegra_clk_register_mc("mc", "emc", clk_base + CLK_SOURCE_EMC, |
| &emc_lock); |
| clks[TEGRA124_CLK_MC] = clk; |
| |
| /* cml0 */ |
| clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX, |
| 0, 0, &pll_e_lock); |
| clk_register_clkdev(clk, "cml0", NULL); |
| clks[TEGRA124_CLK_CML0] = clk; |
| |
| /* cml1 */ |
| clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX, |
| 1, 0, &pll_e_lock); |
| clk_register_clkdev(clk, "cml1", NULL); |
| clks[TEGRA124_CLK_CML1] = clk; |
| |
| tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params); |
| } |
| |
| static void __init tegra124_pll_init(void __iomem *clk_base, |
| void __iomem *pmc) |
| { |
| u32 val; |
| struct clk *clk; |
| |
| /* PLLC */ |
| clk = tegra_clk_register_pllxc("pll_c", "pll_ref", clk_base, |
| pmc, 0, &pll_c_params, NULL); |
| clk_register_clkdev(clk, "pll_c", NULL); |
| clks[TEGRA124_CLK_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[TEGRA124_CLK_PLL_C_OUT1] = clk; |
| |
| /* PLLC_UD */ |
| clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c", |
| CLK_SET_RATE_PARENT, 1, 1); |
| clk_register_clkdev(clk, "pll_c_ud", NULL); |
| clks[TEGRA124_CLK_PLL_C_UD] = clk; |
| |
| /* PLLC2 */ |
| clk = tegra_clk_register_pllc("pll_c2", "pll_ref", clk_base, pmc, 0, |
| &pll_c2_params, NULL); |
| clk_register_clkdev(clk, "pll_c2", NULL); |
| clks[TEGRA124_CLK_PLL_C2] = clk; |
| |
| /* PLLC3 */ |
| clk = tegra_clk_register_pllc("pll_c3", "pll_ref", clk_base, pmc, 0, |
| &pll_c3_params, NULL); |
| clk_register_clkdev(clk, "pll_c3", NULL); |
| clks[TEGRA124_CLK_PLL_C3] = clk; |
| |
| /* PLLM */ |
| clk = tegra_clk_register_pllm("pll_m", "pll_ref", clk_base, pmc, |
| CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE, |
| &pll_m_params, NULL); |
| clk_register_clkdev(clk, "pll_m", NULL); |
| clks[TEGRA124_CLK_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[TEGRA124_CLK_PLL_M_OUT1] = clk; |
| |
| /* PLLM_UD */ |
| clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m", |
| CLK_SET_RATE_PARENT, 1, 1); |
| clk_register_clkdev(clk, "pll_m_ud", NULL); |
| clks[TEGRA124_CLK_PLL_M_UD] = 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, |
| &pll_u_params, &pll_u_lock); |
| clk_register_clkdev(clk, "pll_u", NULL); |
| clks[TEGRA124_CLK_PLL_U] = clk; |
| |
| tegra124_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[TEGRA124_CLK_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[TEGRA124_CLK_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[TEGRA124_CLK_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[TEGRA124_CLK_PLL_U_12M] = clk; |
| |
| /* PLLD */ |
| clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0, |
| &pll_d_params, &pll_d_lock); |
| clk_register_clkdev(clk, "pll_d", NULL); |
| clks[TEGRA124_CLK_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[TEGRA124_CLK_PLL_D_OUT0] = clk; |
| |
| /* PLLRE */ |
| clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc, |
| 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq); |
| clk_register_clkdev(clk, "pll_re_vco", NULL); |
| clks[TEGRA124_CLK_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[TEGRA124_CLK_PLL_RE_OUT] = clk; |
| |
| /* PLLE */ |
| clk = tegra_clk_register_plle_tegra114("pll_e", "pll_ref", |
| clk_base, 0, &pll_e_params, NULL); |
| clk_register_clkdev(clk, "pll_e", NULL); |
| clks[TEGRA124_CLK_PLL_E] = clk; |
| |
| /* PLLC4 */ |
| clk = tegra_clk_register_pllss("pll_c4", "pll_ref", clk_base, 0, |
| &pll_c4_params, NULL); |
| clk_register_clkdev(clk, "pll_c4", NULL); |
| clks[TEGRA124_CLK_PLL_C4] = clk; |
| |
| /* PLLDP */ |
| clk = tegra_clk_register_pllss("pll_dp", "pll_ref", clk_base, 0, |
| &pll_dp_params, NULL); |
| clk_register_clkdev(clk, "pll_dp", NULL); |
| clks[TEGRA124_CLK_PLL_DP] = clk; |
| |
| /* PLLD2 */ |
| clk = tegra_clk_register_pllss("pll_d2", "pll_ref", clk_base, 0, |
| &tegra124_pll_d2_params, NULL); |
| clk_register_clkdev(clk, "pll_d2", NULL); |
| clks[TEGRA124_CLK_PLL_D2] = clk; |
| |
| /* PLLD2_OUT0 */ |
| clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2", |
| CLK_SET_RATE_PARENT, 1, 1); |
| clk_register_clkdev(clk, "pll_d2_out0", NULL); |
| clks[TEGRA124_CLK_PLL_D2_OUT0] = clk; |
| |
| } |
| |
| /* Tegra124 CPU clock and reset control functions */ |
| static void tegra124_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 tegra124_disable_cpu_clock(u32 cpu) |
| { |
| /* flow controller would take care in the power sequence. */ |
| } |
| |
| #ifdef CONFIG_PM_SLEEP |
| static void tegra124_cpu_clock_suspend(void) |
| { |
| /* switch coresite to clk_m, save off original source */ |
| tegra124_cpu_clk_sctx.clk_csite_src = |
| readl(clk_base + CLK_SOURCE_CSITE); |
| writel(3 << 30, clk_base + CLK_SOURCE_CSITE); |
| |
| tegra124_cpu_clk_sctx.cclkg_burst = |
| readl(clk_base + CCLKG_BURST_POLICY); |
| tegra124_cpu_clk_sctx.cclkg_divider = |
| readl(clk_base + CCLKG_BURST_POLICY + 4); |
| } |
| |
| static void tegra124_cpu_clock_resume(void) |
| { |
| writel(tegra124_cpu_clk_sctx.clk_csite_src, |
| clk_base + CLK_SOURCE_CSITE); |
| |
| writel(tegra124_cpu_clk_sctx.cclkg_burst, |
| clk_base + CCLKG_BURST_POLICY); |
| writel(tegra124_cpu_clk_sctx.cclkg_divider, |
| clk_base + CCLKG_BURST_POLICY + 4); |
| } |
| #endif |
| |
| static struct tegra_cpu_car_ops tegra124_cpu_car_ops = { |
| .wait_for_reset = tegra124_wait_cpu_in_reset, |
| .disable_clock = tegra124_disable_cpu_clock, |
| #ifdef CONFIG_PM_SLEEP |
| .suspend = tegra124_cpu_clock_suspend, |
| .resume = tegra124_cpu_clock_resume, |
| #endif |
| }; |
| |
| static const struct of_device_id pmc_match[] __initconst = { |
| { .compatible = "nvidia,tegra124-pmc" }, |
| { }, |
| }; |
| |
| static struct tegra_clk_init_table common_init_table[] __initdata = { |
| {TEGRA124_CLK_UARTA, TEGRA124_CLK_PLL_P, 408000000, 0}, |
| {TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0}, |
| {TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0}, |
| {TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0}, |
| {TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 1}, |
| {TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 1}, |
| {TEGRA124_CLK_EXTERN1, TEGRA124_CLK_PLL_A_OUT0, 0, 1}, |
| {TEGRA124_CLK_CLK_OUT_1_MUX, TEGRA124_CLK_EXTERN1, 0, 1}, |
| {TEGRA124_CLK_CLK_OUT_1, TEGRA124_CLK_CLK_MAX, 0, 1}, |
| {TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, |
| {TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, |
| {TEGRA124_CLK_I2S2, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, |
| {TEGRA124_CLK_I2S3, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, |
| {TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, |
| {TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0}, |
| {TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1}, |
| {TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0}, |
| {TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0}, |
| {TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1}, |
| {TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1}, |
| {TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1}, |
| {TEGRA124_CLK_PLL_C, TEGRA124_CLK_CLK_MAX, 768000000, 0}, |
| {TEGRA124_CLK_PLL_C_OUT1, TEGRA124_CLK_CLK_MAX, 100000000, 0}, |
| {TEGRA124_CLK_SBC4, TEGRA124_CLK_PLL_P, 12000000, 1}, |
| {TEGRA124_CLK_TSEC, TEGRA124_CLK_PLL_C3, 0, 0}, |
| {TEGRA124_CLK_MSENC, TEGRA124_CLK_PLL_C3, 0, 0}, |
| {TEGRA124_CLK_PLL_RE_VCO, TEGRA124_CLK_CLK_MAX, 672000000, 0}, |
| {TEGRA124_CLK_XUSB_SS_SRC, TEGRA124_CLK_PLL_U_480M, 120000000, 0}, |
| {TEGRA124_CLK_XUSB_FS_SRC, TEGRA124_CLK_PLL_U_48M, 48000000, 0}, |
| {TEGRA124_CLK_XUSB_HS_SRC, TEGRA124_CLK_PLL_U_60M, 60000000, 0}, |
| {TEGRA124_CLK_XUSB_FALCON_SRC, TEGRA124_CLK_PLL_RE_OUT, 224000000, 0}, |
| {TEGRA124_CLK_XUSB_HOST_SRC, TEGRA124_CLK_PLL_RE_OUT, 112000000, 0}, |
| {TEGRA124_CLK_SATA, TEGRA124_CLK_PLL_P, 104000000, 0}, |
| {TEGRA124_CLK_SATA_OOB, TEGRA124_CLK_PLL_P, 204000000, 0}, |
| {TEGRA124_CLK_MSELECT, TEGRA124_CLK_CLK_MAX, 0, 1}, |
| {TEGRA124_CLK_CSITE, TEGRA124_CLK_CLK_MAX, 0, 1}, |
| {TEGRA124_CLK_TSENSOR, TEGRA124_CLK_CLK_M, 400000, 0}, |
| /* This MUST be the last entry. */ |
| {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0}, |
| }; |
| |
| static struct tegra_clk_init_table tegra124_init_table[] __initdata = { |
| {TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 0}, |
| {TEGRA124_CLK_CCLK_G, TEGRA124_CLK_CLK_MAX, 0, 1}, |
| {TEGRA124_CLK_HDA, TEGRA124_CLK_PLL_P, 102000000, 0}, |
| {TEGRA124_CLK_HDA2CODEC_2X, TEGRA124_CLK_PLL_P, 48000000, 0}, |
| /* This MUST be the last entry. */ |
| {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0}, |
| }; |
| |
| /* Tegra132 requires the SOC_THERM clock to remain active */ |
| static struct tegra_clk_init_table tegra132_init_table[] __initdata = { |
| {TEGRA124_CLK_SOC_THERM, TEGRA124_CLK_PLL_P, 51000000, 1}, |
| /* This MUST be the last entry. */ |
| {TEGRA124_CLK_CLK_MAX, TEGRA124_CLK_CLK_MAX, 0, 0}, |
| }; |
| |
| static struct tegra_audio_clk_info tegra124_audio_plls[] = { |
| { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_p_out1" }, |
| }; |
| |
| /** |
| * tegra124_clock_apply_init_table - initialize clocks on Tegra124 SoCs |
| * |
| * Program an initial clock rate and enable or disable clocks needed |
| * by the rest of the kernel, for Tegra124 SoCs. It is intended to be |
| * called by assigning a pointer to it to tegra_clk_apply_init_table - |
| * this will be called as an arch_initcall. No return value. |
| */ |
| static void __init tegra124_clock_apply_init_table(void) |
| { |
| tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX); |
| tegra_init_from_table(tegra124_init_table, clks, TEGRA124_CLK_CLK_MAX); |
| } |
| |
| /** |
| * tegra124_car_barrier - wait for pending writes to the CAR to complete |
| * |
| * Wait for any outstanding writes to the CAR MMIO space from this CPU |
| * to complete before continuing execution. No return value. |
| */ |
| static void tegra124_car_barrier(void) |
| { |
| readl_relaxed(clk_base + RST_DFLL_DVCO); |
| } |
| |
| /** |
| * tegra124_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset |
| * |
| * Assert the reset line of the DFLL's DVCO. No return value. |
| */ |
| static void tegra124_clock_assert_dfll_dvco_reset(void) |
| { |
| u32 v; |
| |
| v = readl_relaxed(clk_base + RST_DFLL_DVCO); |
| v |= (1 << DVFS_DFLL_RESET_SHIFT); |
| writel_relaxed(v, clk_base + RST_DFLL_DVCO); |
| tegra124_car_barrier(); |
| } |
| |
| /** |
| * tegra124_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset |
| * |
| * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to |
| * operate. No return value. |
| */ |
| static void tegra124_clock_deassert_dfll_dvco_reset(void) |
| { |
| u32 v; |
| |
| v = readl_relaxed(clk_base + RST_DFLL_DVCO); |
| v &= ~(1 << DVFS_DFLL_RESET_SHIFT); |
| writel_relaxed(v, clk_base + RST_DFLL_DVCO); |
| tegra124_car_barrier(); |
| } |
| |
| static int tegra124_reset_assert(unsigned long id) |
| { |
| if (id == TEGRA124_RST_DFLL_DVCO) |
| tegra124_clock_assert_dfll_dvco_reset(); |
| else |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| static int tegra124_reset_deassert(unsigned long id) |
| { |
| if (id == TEGRA124_RST_DFLL_DVCO) |
| tegra124_clock_deassert_dfll_dvco_reset(); |
| else |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| /** |
| * tegra132_clock_apply_init_table - initialize clocks on Tegra132 SoCs |
| * |
| * Program an initial clock rate and enable or disable clocks needed |
| * by the rest of the kernel, for Tegra132 SoCs. It is intended to be |
| * called by assigning a pointer to it to tegra_clk_apply_init_table - |
| * this will be called as an arch_initcall. No return value. |
| */ |
| static void __init tegra132_clock_apply_init_table(void) |
| { |
| tegra_init_from_table(common_init_table, clks, TEGRA124_CLK_CLK_MAX); |
| tegra_init_from_table(tegra132_init_table, clks, TEGRA124_CLK_CLK_MAX); |
| } |
| |
| /** |
| * tegra124_132_clock_init_pre - clock initialization preamble for T124/T132 |
| * @np: struct device_node * of the DT node for the SoC CAR IP block |
| * |
| * Register most of the clocks controlled by the CAR IP block, along |
| * with a few clocks controlled by the PMC IP block. Everything in |
| * this function should be common to Tegra124 and Tegra132. XXX The |
| * PMC clock initialization should probably be moved to PMC-specific |
| * driver code. No return value. |
| */ |
| static void __init tegra124_132_clock_init_pre(struct device_node *np) |
| { |
| struct device_node *node; |
| u32 plld_base; |
| |
| clk_base = of_iomap(np, 0); |
| if (!clk_base) { |
| pr_err("ioremap tegra124/tegra132 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; |
| } |
| |
| clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX, |
| TEGRA124_CAR_BANK_COUNT); |
| if (!clks) |
| return; |
| |
| if (tegra_osc_clk_init(clk_base, tegra124_clks, tegra124_input_freq, |
| ARRAY_SIZE(tegra124_input_freq), 1, &osc_freq, |
| &pll_ref_freq) < 0) |
| return; |
| |
| tegra_fixed_clk_init(tegra124_clks); |
| tegra124_pll_init(clk_base, pmc_base); |
| tegra124_periph_clk_init(clk_base, pmc_base); |
| tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks, |
| tegra124_audio_plls, |
| ARRAY_SIZE(tegra124_audio_plls)); |
| tegra_pmc_clk_init(pmc_base, tegra124_clks); |
| |
| /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */ |
| plld_base = clk_readl(clk_base + PLLD_BASE); |
| plld_base &= ~BIT(25); |
| clk_writel(plld_base, clk_base + PLLD_BASE); |
| } |
| |
| /** |
| * tegra124_132_clock_init_post - clock initialization postamble for T124/T132 |
| * @np: struct device_node * of the DT node for the SoC CAR IP block |
| * |
| * Register most of the along with a few clocks controlled by the PMC |
| * IP block. Everything in this function should be common to Tegra124 |
| * and Tegra132. This function must be called after |
| * tegra124_132_clock_init_pre(), otherwise clk_base and pmc_base will |
| * not be set. No return value. |
| */ |
| static void __init tegra124_132_clock_init_post(struct device_node *np) |
| { |
| tegra_super_clk_gen4_init(clk_base, pmc_base, tegra124_clks, |
| &pll_x_params); |
| tegra_init_special_resets(1, tegra124_reset_assert, |
| tegra124_reset_deassert); |
| tegra_add_of_provider(np); |
| |
| clks[TEGRA124_CLK_EMC] = tegra_clk_register_emc(clk_base, np, |
| &emc_lock); |
| |
| tegra_register_devclks(devclks, ARRAY_SIZE(devclks)); |
| |
| tegra_cpu_car_ops = &tegra124_cpu_car_ops; |
| } |
| |
| /** |
| * tegra124_clock_init - Tegra124-specific clock initialization |
| * @np: struct device_node * of the DT node for the SoC CAR IP block |
| * |
| * Register most SoC clocks for the Tegra124 system-on-chip. Most of |
| * this code is shared between the Tegra124 and Tegra132 SoCs, |
| * although some of the initial clock settings and CPU clocks differ. |
| * Intended to be called by the OF init code when a DT node with the |
| * "nvidia,tegra124-car" string is encountered, and declared with |
| * CLK_OF_DECLARE. No return value. |
| */ |
| static void __init tegra124_clock_init(struct device_node *np) |
| { |
| tegra124_132_clock_init_pre(np); |
| tegra_clk_apply_init_table = tegra124_clock_apply_init_table; |
| tegra124_132_clock_init_post(np); |
| } |
| |
| /** |
| * tegra132_clock_init - Tegra132-specific clock initialization |
| * @np: struct device_node * of the DT node for the SoC CAR IP block |
| * |
| * Register most SoC clocks for the Tegra132 system-on-chip. Most of |
| * this code is shared between the Tegra124 and Tegra132 SoCs, |
| * although some of the initial clock settings and CPU clocks differ. |
| * Intended to be called by the OF init code when a DT node with the |
| * "nvidia,tegra132-car" string is encountered, and declared with |
| * CLK_OF_DECLARE. No return value. |
| */ |
| static void __init tegra132_clock_init(struct device_node *np) |
| { |
| tegra124_132_clock_init_pre(np); |
| |
| /* |
| * On Tegra132, these clocks are controlled by the |
| * CLUSTER_clocks IP block, located in the CPU complex |
| */ |
| tegra124_clks[tegra_clk_cclk_g].present = false; |
| tegra124_clks[tegra_clk_cclk_lp].present = false; |
| tegra124_clks[tegra_clk_pll_x].present = false; |
| tegra124_clks[tegra_clk_pll_x_out0].present = false; |
| |
| tegra_clk_apply_init_table = tegra132_clock_apply_init_table; |
| tegra124_132_clock_init_post(np); |
| } |
| CLK_OF_DECLARE(tegra124, "nvidia,tegra124-car", tegra124_clock_init); |
| CLK_OF_DECLARE(tegra132, "nvidia,tegra132-car", tegra132_clock_init); |