forked from Minki/linux
c04bf55926
The clock for the PWM controller is slightly different from other peripheral clocks on Tegra30. The clock source mux field start at bit position 28 rather than 30. Signed-off-by: Thierry Reding <treding@nvidia.com>
1456 lines
54 KiB
C
1456 lines
54 KiB
C
/*
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* Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/io.h>
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#include <linux/delay.h>
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#include <linux/clk.h>
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#include <linux/clk-provider.h>
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#include <linux/clkdev.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/clk/tegra.h>
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#include <linux/tegra-powergate.h>
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#include <dt-bindings/clock/tegra30-car.h>
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#include "clk.h"
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#include "clk-id.h"
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#define OSC_CTRL 0x50
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#define OSC_CTRL_OSC_FREQ_MASK (0xF<<28)
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#define OSC_CTRL_OSC_FREQ_13MHZ (0X0<<28)
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#define OSC_CTRL_OSC_FREQ_19_2MHZ (0X4<<28)
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#define OSC_CTRL_OSC_FREQ_12MHZ (0X8<<28)
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#define OSC_CTRL_OSC_FREQ_26MHZ (0XC<<28)
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#define OSC_CTRL_OSC_FREQ_16_8MHZ (0X1<<28)
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#define OSC_CTRL_OSC_FREQ_38_4MHZ (0X5<<28)
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#define OSC_CTRL_OSC_FREQ_48MHZ (0X9<<28)
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#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK)
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#define OSC_CTRL_PLL_REF_DIV_MASK (3<<26)
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#define OSC_CTRL_PLL_REF_DIV_1 (0<<26)
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#define OSC_CTRL_PLL_REF_DIV_2 (1<<26)
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#define OSC_CTRL_PLL_REF_DIV_4 (2<<26)
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#define OSC_FREQ_DET 0x58
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#define OSC_FREQ_DET_TRIG BIT(31)
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#define OSC_FREQ_DET_STATUS 0x5c
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#define OSC_FREQ_DET_BUSY BIT(31)
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#define OSC_FREQ_DET_CNT_MASK 0xffff
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#define CCLKG_BURST_POLICY 0x368
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#define SUPER_CCLKG_DIVIDER 0x36c
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#define CCLKLP_BURST_POLICY 0x370
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#define SUPER_CCLKLP_DIVIDER 0x374
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#define SCLK_BURST_POLICY 0x028
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#define SUPER_SCLK_DIVIDER 0x02c
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#define SYSTEM_CLK_RATE 0x030
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#define TEGRA30_CLK_PERIPH_BANKS 5
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#define PLLC_BASE 0x80
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#define PLLC_MISC 0x8c
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#define PLLM_BASE 0x90
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#define PLLM_MISC 0x9c
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#define PLLP_BASE 0xa0
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#define PLLP_MISC 0xac
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#define PLLX_BASE 0xe0
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#define PLLX_MISC 0xe4
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#define PLLD_BASE 0xd0
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#define PLLD_MISC 0xdc
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#define PLLD2_BASE 0x4b8
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#define PLLD2_MISC 0x4bc
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#define PLLE_BASE 0xe8
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#define PLLE_MISC 0xec
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#define PLLA_BASE 0xb0
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#define PLLA_MISC 0xbc
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#define PLLU_BASE 0xc0
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#define PLLU_MISC 0xcc
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#define PLL_MISC_LOCK_ENABLE 18
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#define PLLDU_MISC_LOCK_ENABLE 22
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#define PLLE_MISC_LOCK_ENABLE 9
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#define PLL_BASE_LOCK BIT(27)
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#define PLLE_MISC_LOCK BIT(11)
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#define PLLE_AUX 0x48c
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#define PLLC_OUT 0x84
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#define PLLM_OUT 0x94
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#define PLLP_OUTA 0xa4
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#define PLLP_OUTB 0xa8
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#define PLLA_OUT 0xb4
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#define AUDIO_SYNC_CLK_I2S0 0x4a0
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#define AUDIO_SYNC_CLK_I2S1 0x4a4
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#define AUDIO_SYNC_CLK_I2S2 0x4a8
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#define AUDIO_SYNC_CLK_I2S3 0x4ac
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#define AUDIO_SYNC_CLK_I2S4 0x4b0
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#define AUDIO_SYNC_CLK_SPDIF 0x4b4
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#define CLK_SOURCE_SPDIF_OUT 0x108
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#define CLK_SOURCE_PWM 0x110
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#define CLK_SOURCE_D_AUDIO 0x3d0
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#define CLK_SOURCE_DAM0 0x3d8
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#define CLK_SOURCE_DAM1 0x3dc
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#define CLK_SOURCE_DAM2 0x3e0
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#define CLK_SOURCE_3D2 0x3b0
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#define CLK_SOURCE_2D 0x15c
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#define CLK_SOURCE_HDMI 0x18c
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#define CLK_SOURCE_DSIB 0xd0
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#define CLK_SOURCE_SE 0x42c
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#define CLK_SOURCE_EMC 0x19c
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#define AUDIO_SYNC_DOUBLER 0x49c
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#define UTMIP_PLL_CFG2 0x488
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#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6)
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#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
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#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
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#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
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#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
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#define UTMIP_PLL_CFG1 0x484
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#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6)
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#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
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#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
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#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
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#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
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/* Tegra CPU clock and reset control regs */
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#define TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX 0x4c
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#define TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET 0x340
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#define TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_CLR 0x344
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#define TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR 0x34c
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#define TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
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#define CPU_CLOCK(cpu) (0x1 << (8 + cpu))
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#define CPU_RESET(cpu) (0x1111ul << (cpu))
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#define CLK_RESET_CCLK_BURST 0x20
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#define CLK_RESET_CCLK_DIVIDER 0x24
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#define CLK_RESET_PLLX_BASE 0xe0
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#define CLK_RESET_PLLX_MISC 0xe4
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#define CLK_RESET_SOURCE_CSITE 0x1d4
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#define CLK_RESET_CCLK_BURST_POLICY_SHIFT 28
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#define CLK_RESET_CCLK_RUN_POLICY_SHIFT 4
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#define CLK_RESET_CCLK_IDLE_POLICY_SHIFT 0
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#define CLK_RESET_CCLK_IDLE_POLICY 1
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#define CLK_RESET_CCLK_RUN_POLICY 2
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#define CLK_RESET_CCLK_BURST_POLICY_PLLX 8
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/* PLLM override registers */
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#define PMC_PLLM_WB0_OVERRIDE 0x1dc
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#ifdef CONFIG_PM_SLEEP
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static struct cpu_clk_suspend_context {
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u32 pllx_misc;
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u32 pllx_base;
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u32 cpu_burst;
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u32 clk_csite_src;
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u32 cclk_divider;
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} tegra30_cpu_clk_sctx;
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#endif
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static void __iomem *clk_base;
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static void __iomem *pmc_base;
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static unsigned long input_freq;
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static DEFINE_SPINLOCK(cml_lock);
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static DEFINE_SPINLOCK(pll_d_lock);
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#define TEGRA_INIT_DATA_MUX(_name, _parents, _offset, \
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_clk_num, _gate_flags, _clk_id) \
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TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
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30, 2, 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, \
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_clk_num, _gate_flags, _clk_id)
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#define TEGRA_INIT_DATA_MUX8(_name, _parents, _offset, \
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_clk_num, _gate_flags, _clk_id) \
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TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
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29, 3, 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, \
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_clk_num, _gate_flags, _clk_id)
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#define TEGRA_INIT_DATA_INT(_name, _parents, _offset, \
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_clk_num, _gate_flags, _clk_id) \
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TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
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30, 2, 0, 0, 8, 1, TEGRA_DIVIDER_INT | \
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TEGRA_DIVIDER_ROUND_UP, _clk_num, \
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_gate_flags, _clk_id)
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#define TEGRA_INIT_DATA_NODIV(_name, _parents, _offset, \
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_mux_shift, _mux_width, _clk_num, \
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_gate_flags, _clk_id) \
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TEGRA_INIT_DATA(_name, NULL, NULL, _parents, _offset, \
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_mux_shift, _mux_width, 0, 0, 0, 0, 0,\
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_clk_num, _gate_flags, \
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_clk_id)
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static struct clk **clks;
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/*
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* Structure defining the fields for USB UTMI clocks Parameters.
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*/
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struct utmi_clk_param {
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/* Oscillator Frequency in KHz */
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u32 osc_frequency;
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/* UTMIP PLL Enable Delay Count */
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u8 enable_delay_count;
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/* UTMIP PLL Stable count */
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u8 stable_count;
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/* UTMIP PLL Active delay count */
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u8 active_delay_count;
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/* UTMIP PLL Xtal frequency count */
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u8 xtal_freq_count;
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};
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static const struct utmi_clk_param utmi_parameters[] = {
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/* OSC_FREQUENCY, ENABLE_DLY, STABLE_CNT, ACTIVE_DLY, XTAL_FREQ_CNT */
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{13000000, 0x02, 0x33, 0x05, 0x7F},
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{19200000, 0x03, 0x4B, 0x06, 0xBB},
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{12000000, 0x02, 0x2F, 0x04, 0x76},
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{26000000, 0x04, 0x66, 0x09, 0xFE},
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{16800000, 0x03, 0x41, 0x0A, 0xA4},
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};
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static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
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{ 12000000, 1040000000, 520, 6, 0, 8},
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{ 13000000, 1040000000, 480, 6, 0, 8},
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{ 16800000, 1040000000, 495, 8, 0, 8}, /* actual: 1039.5 MHz */
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{ 19200000, 1040000000, 325, 6, 0, 6},
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{ 26000000, 1040000000, 520, 13, 0, 8},
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{ 12000000, 832000000, 416, 6, 0, 8},
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{ 13000000, 832000000, 832, 13, 0, 8},
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{ 16800000, 832000000, 396, 8, 0, 8}, /* actual: 831.6 MHz */
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{ 19200000, 832000000, 260, 6, 0, 8},
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{ 26000000, 832000000, 416, 13, 0, 8},
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{ 12000000, 624000000, 624, 12, 0, 8},
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{ 13000000, 624000000, 624, 13, 0, 8},
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{ 16800000, 600000000, 520, 14, 0, 8},
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{ 19200000, 624000000, 520, 16, 0, 8},
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{ 26000000, 624000000, 624, 26, 0, 8},
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{ 12000000, 600000000, 600, 12, 0, 8},
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{ 13000000, 600000000, 600, 13, 0, 8},
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{ 16800000, 600000000, 500, 14, 0, 8},
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{ 19200000, 600000000, 375, 12, 0, 6},
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{ 26000000, 600000000, 600, 26, 0, 8},
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{ 12000000, 520000000, 520, 12, 0, 8},
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{ 13000000, 520000000, 520, 13, 0, 8},
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{ 16800000, 520000000, 495, 16, 0, 8}, /* actual: 519.75 MHz */
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{ 19200000, 520000000, 325, 12, 0, 6},
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{ 26000000, 520000000, 520, 26, 0, 8},
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{ 12000000, 416000000, 416, 12, 0, 8},
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{ 13000000, 416000000, 416, 13, 0, 8},
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{ 16800000, 416000000, 396, 16, 0, 8}, /* actual: 415.8 MHz */
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{ 19200000, 416000000, 260, 12, 0, 6},
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{ 26000000, 416000000, 416, 26, 0, 8},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
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{ 12000000, 666000000, 666, 12, 0, 8},
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{ 13000000, 666000000, 666, 13, 0, 8},
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{ 16800000, 666000000, 555, 14, 0, 8},
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{ 19200000, 666000000, 555, 16, 0, 8},
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{ 26000000, 666000000, 666, 26, 0, 8},
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{ 12000000, 600000000, 600, 12, 0, 8},
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{ 13000000, 600000000, 600, 13, 0, 8},
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{ 16800000, 600000000, 500, 14, 0, 8},
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{ 19200000, 600000000, 375, 12, 0, 6},
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{ 26000000, 600000000, 600, 26, 0, 8},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
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{ 12000000, 216000000, 432, 12, 1, 8},
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{ 13000000, 216000000, 432, 13, 1, 8},
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{ 16800000, 216000000, 360, 14, 1, 8},
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{ 19200000, 216000000, 360, 16, 1, 8},
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{ 26000000, 216000000, 432, 26, 1, 8},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
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{ 9600000, 564480000, 294, 5, 0, 4},
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{ 9600000, 552960000, 288, 5, 0, 4},
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{ 9600000, 24000000, 5, 2, 0, 1},
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{ 28800000, 56448000, 49, 25, 0, 1},
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{ 28800000, 73728000, 64, 25, 0, 1},
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{ 28800000, 24000000, 5, 6, 0, 1},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
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{ 12000000, 216000000, 216, 12, 0, 4},
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{ 13000000, 216000000, 216, 13, 0, 4},
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{ 16800000, 216000000, 180, 14, 0, 4},
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{ 19200000, 216000000, 180, 16, 0, 4},
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{ 26000000, 216000000, 216, 26, 0, 4},
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{ 12000000, 594000000, 594, 12, 0, 8},
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{ 13000000, 594000000, 594, 13, 0, 8},
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{ 16800000, 594000000, 495, 14, 0, 8},
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{ 19200000, 594000000, 495, 16, 0, 8},
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{ 26000000, 594000000, 594, 26, 0, 8},
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{ 12000000, 1000000000, 1000, 12, 0, 12},
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{ 13000000, 1000000000, 1000, 13, 0, 12},
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{ 19200000, 1000000000, 625, 12, 0, 8},
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{ 26000000, 1000000000, 1000, 26, 0, 12},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct pdiv_map pllu_p[] = {
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{ .pdiv = 1, .hw_val = 1 },
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{ .pdiv = 2, .hw_val = 0 },
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{ .pdiv = 0, .hw_val = 0 },
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};
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static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
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{ 12000000, 480000000, 960, 12, 0, 12},
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{ 13000000, 480000000, 960, 13, 0, 12},
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{ 16800000, 480000000, 400, 7, 0, 5},
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{ 19200000, 480000000, 200, 4, 0, 3},
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{ 26000000, 480000000, 960, 26, 0, 12},
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{ 0, 0, 0, 0, 0, 0 },
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};
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static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
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/* 1.7 GHz */
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{ 12000000, 1700000000, 850, 6, 0, 8},
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{ 13000000, 1700000000, 915, 7, 0, 8}, /* actual: 1699.2 MHz */
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{ 16800000, 1700000000, 708, 7, 0, 8}, /* actual: 1699.2 MHz */
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{ 19200000, 1700000000, 885, 10, 0, 8}, /* actual: 1699.2 MHz */
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{ 26000000, 1700000000, 850, 13, 0, 8},
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/* 1.6 GHz */
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{ 12000000, 1600000000, 800, 6, 0, 8},
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{ 13000000, 1600000000, 738, 6, 0, 8}, /* actual: 1599.0 MHz */
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{ 16800000, 1600000000, 857, 9, 0, 8}, /* actual: 1599.7 MHz */
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{ 19200000, 1600000000, 500, 6, 0, 8},
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{ 26000000, 1600000000, 800, 13, 0, 8},
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/* 1.5 GHz */
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{ 12000000, 1500000000, 750, 6, 0, 8},
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{ 13000000, 1500000000, 923, 8, 0, 8}, /* actual: 1499.8 MHz */
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{ 16800000, 1500000000, 625, 7, 0, 8},
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{ 19200000, 1500000000, 625, 8, 0, 8},
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{ 26000000, 1500000000, 750, 13, 0, 8},
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/* 1.4 GHz */
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{ 12000000, 1400000000, 700, 6, 0, 8},
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{ 13000000, 1400000000, 969, 9, 0, 8}, /* actual: 1399.7 MHz */
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{ 16800000, 1400000000, 1000, 12, 0, 8},
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{ 19200000, 1400000000, 875, 12, 0, 8},
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{ 26000000, 1400000000, 700, 13, 0, 8},
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/* 1.3 GHz */
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{ 12000000, 1300000000, 975, 9, 0, 8},
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{ 13000000, 1300000000, 1000, 10, 0, 8},
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{ 16800000, 1300000000, 928, 12, 0, 8}, /* actual: 1299.2 MHz */
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{ 19200000, 1300000000, 812, 12, 0, 8}, /* actual: 1299.2 MHz */
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{ 26000000, 1300000000, 650, 13, 0, 8},
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/* 1.2 GHz */
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{ 12000000, 1200000000, 1000, 10, 0, 8},
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{ 13000000, 1200000000, 923, 10, 0, 8}, /* actual: 1199.9 MHz */
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{ 16800000, 1200000000, 1000, 14, 0, 8},
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{ 19200000, 1200000000, 1000, 16, 0, 8},
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{ 26000000, 1200000000, 600, 13, 0, 8},
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/* 1.1 GHz */
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{ 12000000, 1100000000, 825, 9, 0, 8},
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{ 13000000, 1100000000, 846, 10, 0, 8}, /* actual: 1099.8 MHz */
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{ 16800000, 1100000000, 982, 15, 0, 8}, /* actual: 1099.8 MHz */
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{ 19200000, 1100000000, 859, 15, 0, 8}, /* actual: 1099.5 MHz */
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{ 26000000, 1100000000, 550, 13, 0, 8},
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/* 1 GHz */
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{ 12000000, 1000000000, 1000, 12, 0, 8},
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{ 13000000, 1000000000, 1000, 13, 0, 8},
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{ 16800000, 1000000000, 833, 14, 0, 8}, /* actual: 999.6 MHz */
|
|
{ 19200000, 1000000000, 625, 12, 0, 8},
|
|
{ 26000000, 1000000000, 1000, 26, 0, 8},
|
|
|
|
{ 0, 0, 0, 0, 0, 0 },
|
|
};
|
|
|
|
static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
|
|
/* PLLE special case: use cpcon field to store cml divider value */
|
|
{ 12000000, 100000000, 150, 1, 18, 11},
|
|
{ 216000000, 100000000, 200, 18, 24, 13},
|
|
{ 0, 0, 0, 0, 0, 0 },
|
|
};
|
|
|
|
/* PLL parameters */
|
|
static struct tegra_clk_pll_params pll_c_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 31000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 20000000,
|
|
.vco_max = 1400000000,
|
|
.base_reg = PLLC_BASE,
|
|
.misc_reg = PLLC_MISC,
|
|
.lock_mask = PLL_BASE_LOCK,
|
|
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.freq_table = pll_c_freq_table,
|
|
.flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
|
|
};
|
|
|
|
static struct div_nmp pllm_nmp = {
|
|
.divn_shift = 8,
|
|
.divn_width = 10,
|
|
.override_divn_shift = 5,
|
|
.divm_shift = 0,
|
|
.divm_width = 5,
|
|
.override_divm_shift = 0,
|
|
.divp_shift = 20,
|
|
.divp_width = 3,
|
|
.override_divp_shift = 15,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_m_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 31000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 20000000,
|
|
.vco_max = 1200000000,
|
|
.base_reg = PLLM_BASE,
|
|
.misc_reg = PLLM_MISC,
|
|
.lock_mask = PLL_BASE_LOCK,
|
|
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.div_nmp = &pllm_nmp,
|
|
.pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
|
|
.pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE,
|
|
.freq_table = pll_m_freq_table,
|
|
.flags = TEGRA_PLLM | TEGRA_PLL_HAS_CPCON |
|
|
TEGRA_PLL_SET_DCCON | TEGRA_PLL_USE_LOCK,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_p_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 31000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 20000000,
|
|
.vco_max = 1400000000,
|
|
.base_reg = PLLP_BASE,
|
|
.misc_reg = PLLP_MISC,
|
|
.lock_mask = PLL_BASE_LOCK,
|
|
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.freq_table = pll_p_freq_table,
|
|
.flags = TEGRA_PLL_FIXED | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
|
|
.fixed_rate = 408000000,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_a_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 31000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 20000000,
|
|
.vco_max = 1400000000,
|
|
.base_reg = PLLA_BASE,
|
|
.misc_reg = PLLA_MISC,
|
|
.lock_mask = PLL_BASE_LOCK,
|
|
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.freq_table = pll_a_freq_table,
|
|
.flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_d_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 40000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 40000000,
|
|
.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,
|
|
.freq_table = pll_d_freq_table,
|
|
.flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
|
|
TEGRA_PLL_USE_LOCK,
|
|
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_d2_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 40000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 40000000,
|
|
.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,
|
|
.freq_table = pll_d_freq_table,
|
|
.flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON |
|
|
TEGRA_PLL_USE_LOCK,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_u_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 40000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 48000000,
|
|
.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,
|
|
.freq_table = pll_u_freq_table,
|
|
.flags = TEGRA_PLLU | TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_LFCON,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_x_params = {
|
|
.input_min = 2000000,
|
|
.input_max = 31000000,
|
|
.cf_min = 1000000,
|
|
.cf_max = 6000000,
|
|
.vco_min = 20000000,
|
|
.vco_max = 1700000000,
|
|
.base_reg = PLLX_BASE,
|
|
.misc_reg = PLLX_MISC,
|
|
.lock_mask = PLL_BASE_LOCK,
|
|
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.freq_table = pll_x_freq_table,
|
|
.flags = TEGRA_PLL_HAS_CPCON | TEGRA_PLL_SET_DCCON |
|
|
TEGRA_PLL_USE_LOCK,
|
|
};
|
|
|
|
static struct tegra_clk_pll_params pll_e_params = {
|
|
.input_min = 12000000,
|
|
.input_max = 216000000,
|
|
.cf_min = 12000000,
|
|
.cf_max = 12000000,
|
|
.vco_min = 1200000000,
|
|
.vco_max = 2400000000U,
|
|
.base_reg = PLLE_BASE,
|
|
.misc_reg = PLLE_MISC,
|
|
.lock_mask = PLLE_MISC_LOCK,
|
|
.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
|
|
.lock_delay = 300,
|
|
.freq_table = pll_e_freq_table,
|
|
.flags = TEGRA_PLLE_CONFIGURE | TEGRA_PLL_FIXED,
|
|
.fixed_rate = 100000000,
|
|
};
|
|
|
|
static unsigned long tegra30_input_freq[] = {
|
|
[0] = 13000000,
|
|
[1] = 16800000,
|
|
[4] = 19200000,
|
|
[5] = 38400000,
|
|
[8] = 12000000,
|
|
[9] = 48000000,
|
|
[12] = 260000000,
|
|
};
|
|
|
|
static struct tegra_devclk devclks[] __initdata = {
|
|
{ .con_id = "pll_c", .dt_id = TEGRA30_CLK_PLL_C },
|
|
{ .con_id = "pll_c_out1", .dt_id = TEGRA30_CLK_PLL_C_OUT1 },
|
|
{ .con_id = "pll_p", .dt_id = TEGRA30_CLK_PLL_P },
|
|
{ .con_id = "pll_p_out1", .dt_id = TEGRA30_CLK_PLL_P_OUT1 },
|
|
{ .con_id = "pll_p_out2", .dt_id = TEGRA30_CLK_PLL_P_OUT2 },
|
|
{ .con_id = "pll_p_out3", .dt_id = TEGRA30_CLK_PLL_P_OUT3 },
|
|
{ .con_id = "pll_p_out4", .dt_id = TEGRA30_CLK_PLL_P_OUT4 },
|
|
{ .con_id = "pll_m", .dt_id = TEGRA30_CLK_PLL_M },
|
|
{ .con_id = "pll_m_out1", .dt_id = TEGRA30_CLK_PLL_M_OUT1 },
|
|
{ .con_id = "pll_x", .dt_id = TEGRA30_CLK_PLL_X },
|
|
{ .con_id = "pll_x_out0", .dt_id = TEGRA30_CLK_PLL_X_OUT0 },
|
|
{ .con_id = "pll_u", .dt_id = TEGRA30_CLK_PLL_U },
|
|
{ .con_id = "pll_d", .dt_id = TEGRA30_CLK_PLL_D },
|
|
{ .con_id = "pll_d_out0", .dt_id = TEGRA30_CLK_PLL_D_OUT0 },
|
|
{ .con_id = "pll_d2", .dt_id = TEGRA30_CLK_PLL_D2 },
|
|
{ .con_id = "pll_d2_out0", .dt_id = TEGRA30_CLK_PLL_D2_OUT0 },
|
|
{ .con_id = "pll_a", .dt_id = TEGRA30_CLK_PLL_A },
|
|
{ .con_id = "pll_a_out0", .dt_id = TEGRA30_CLK_PLL_A_OUT0 },
|
|
{ .con_id = "pll_e", .dt_id = TEGRA30_CLK_PLL_E },
|
|
{ .con_id = "spdif_in_sync", .dt_id = TEGRA30_CLK_SPDIF_IN_SYNC },
|
|
{ .con_id = "i2s0_sync", .dt_id = TEGRA30_CLK_I2S0_SYNC },
|
|
{ .con_id = "i2s1_sync", .dt_id = TEGRA30_CLK_I2S1_SYNC },
|
|
{ .con_id = "i2s2_sync", .dt_id = TEGRA30_CLK_I2S2_SYNC },
|
|
{ .con_id = "i2s3_sync", .dt_id = TEGRA30_CLK_I2S3_SYNC },
|
|
{ .con_id = "i2s4_sync", .dt_id = TEGRA30_CLK_I2S4_SYNC },
|
|
{ .con_id = "vimclk_sync", .dt_id = TEGRA30_CLK_VIMCLK_SYNC },
|
|
{ .con_id = "audio0", .dt_id = TEGRA30_CLK_AUDIO0 },
|
|
{ .con_id = "audio1", .dt_id = TEGRA30_CLK_AUDIO1 },
|
|
{ .con_id = "audio2", .dt_id = TEGRA30_CLK_AUDIO2 },
|
|
{ .con_id = "audio3", .dt_id = TEGRA30_CLK_AUDIO3 },
|
|
{ .con_id = "audio4", .dt_id = TEGRA30_CLK_AUDIO4 },
|
|
{ .con_id = "spdif", .dt_id = TEGRA30_CLK_SPDIF },
|
|
{ .con_id = "audio0_2x", .dt_id = TEGRA30_CLK_AUDIO0_2X },
|
|
{ .con_id = "audio1_2x", .dt_id = TEGRA30_CLK_AUDIO1_2X },
|
|
{ .con_id = "audio2_2x", .dt_id = TEGRA30_CLK_AUDIO2_2X },
|
|
{ .con_id = "audio3_2x", .dt_id = TEGRA30_CLK_AUDIO3_2X },
|
|
{ .con_id = "audio4_2x", .dt_id = TEGRA30_CLK_AUDIO4_2X },
|
|
{ .con_id = "spdif_2x", .dt_id = TEGRA30_CLK_SPDIF_2X },
|
|
{ .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA30_CLK_EXTERN1 },
|
|
{ .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA30_CLK_EXTERN2 },
|
|
{ .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA30_CLK_EXTERN3 },
|
|
{ .con_id = "blink", .dt_id = TEGRA30_CLK_BLINK },
|
|
{ .con_id = "cclk_g", .dt_id = TEGRA30_CLK_CCLK_G },
|
|
{ .con_id = "cclk_lp", .dt_id = TEGRA30_CLK_CCLK_LP },
|
|
{ .con_id = "sclk", .dt_id = TEGRA30_CLK_SCLK },
|
|
{ .con_id = "hclk", .dt_id = TEGRA30_CLK_HCLK },
|
|
{ .con_id = "pclk", .dt_id = TEGRA30_CLK_PCLK },
|
|
{ .con_id = "twd", .dt_id = TEGRA30_CLK_TWD },
|
|
{ .con_id = "emc", .dt_id = TEGRA30_CLK_EMC },
|
|
{ .con_id = "clk_32k", .dt_id = TEGRA30_CLK_CLK_32K },
|
|
{ .con_id = "clk_m_div2", .dt_id = TEGRA30_CLK_CLK_M_DIV2 },
|
|
{ .con_id = "clk_m_div4", .dt_id = TEGRA30_CLK_CLK_M_DIV4 },
|
|
{ .con_id = "cml0", .dt_id = TEGRA30_CLK_CML0 },
|
|
{ .con_id = "cml1", .dt_id = TEGRA30_CLK_CML1 },
|
|
{ .con_id = "clk_m", .dt_id = TEGRA30_CLK_CLK_M },
|
|
{ .con_id = "pll_ref", .dt_id = TEGRA30_CLK_PLL_REF },
|
|
{ .con_id = "csus", .dev_id = "tengra_camera", .dt_id = TEGRA30_CLK_CSUS },
|
|
{ .con_id = "vcp", .dev_id = "tegra-avp", .dt_id = TEGRA30_CLK_VCP },
|
|
{ .con_id = "bsea", .dev_id = "tegra-avp", .dt_id = TEGRA30_CLK_BSEA },
|
|
{ .con_id = "bsev", .dev_id = "tegra-aes", .dt_id = TEGRA30_CLK_BSEV },
|
|
{ .con_id = "dsia", .dev_id = "tegradc.0", .dt_id = TEGRA30_CLK_DSIA },
|
|
{ .con_id = "csi", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_CSI },
|
|
{ .con_id = "isp", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_ISP },
|
|
{ .con_id = "pcie", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIE },
|
|
{ .con_id = "afi", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_AFI },
|
|
{ .con_id = "pciex", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIEX },
|
|
{ .con_id = "fuse", .dev_id = "fuse-tegra", .dt_id = TEGRA30_CLK_FUSE },
|
|
{ .con_id = "fuse_burn", .dev_id = "fuse-tegra", .dt_id = TEGRA30_CLK_FUSE_BURN },
|
|
{ .con_id = "apbif", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_APBIF },
|
|
{ .con_id = "hda2hdmi", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA2HDMI },
|
|
{ .dev_id = "tegra-apbdma", .dt_id = TEGRA30_CLK_APBDMA },
|
|
{ .dev_id = "rtc-tegra", .dt_id = TEGRA30_CLK_RTC },
|
|
{ .dev_id = "timer", .dt_id = TEGRA30_CLK_TIMER },
|
|
{ .dev_id = "tegra-kbc", .dt_id = TEGRA30_CLK_KBC },
|
|
{ .dev_id = "fsl-tegra-udc", .dt_id = TEGRA30_CLK_USBD },
|
|
{ .dev_id = "tegra-ehci.1", .dt_id = TEGRA30_CLK_USB2 },
|
|
{ .dev_id = "tegra-ehci.2", .dt_id = TEGRA30_CLK_USB2 },
|
|
{ .dev_id = "kfuse-tegra", .dt_id = TEGRA30_CLK_KFUSE },
|
|
{ .dev_id = "tegra_sata_cold", .dt_id = TEGRA30_CLK_SATA_COLD },
|
|
{ .dev_id = "dtv", .dt_id = TEGRA30_CLK_DTV },
|
|
{ .dev_id = "tegra30-i2s.0", .dt_id = TEGRA30_CLK_I2S0 },
|
|
{ .dev_id = "tegra30-i2s.1", .dt_id = TEGRA30_CLK_I2S1 },
|
|
{ .dev_id = "tegra30-i2s.2", .dt_id = TEGRA30_CLK_I2S2 },
|
|
{ .dev_id = "tegra30-i2s.3", .dt_id = TEGRA30_CLK_I2S3 },
|
|
{ .dev_id = "tegra30-i2s.4", .dt_id = TEGRA30_CLK_I2S4 },
|
|
{ .con_id = "spdif_out", .dev_id = "tegra30-spdif", .dt_id = TEGRA30_CLK_SPDIF_OUT },
|
|
{ .con_id = "spdif_in", .dev_id = "tegra30-spdif", .dt_id = TEGRA30_CLK_SPDIF_IN },
|
|
{ .con_id = "d_audio", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_D_AUDIO },
|
|
{ .dev_id = "tegra30-dam.0", .dt_id = TEGRA30_CLK_DAM0 },
|
|
{ .dev_id = "tegra30-dam.1", .dt_id = TEGRA30_CLK_DAM1 },
|
|
{ .dev_id = "tegra30-dam.2", .dt_id = TEGRA30_CLK_DAM2 },
|
|
{ .con_id = "hda", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA },
|
|
{ .con_id = "hda2codec", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA2CODEC_2X },
|
|
{ .dev_id = "spi_tegra.0", .dt_id = TEGRA30_CLK_SBC1 },
|
|
{ .dev_id = "spi_tegra.1", .dt_id = TEGRA30_CLK_SBC2 },
|
|
{ .dev_id = "spi_tegra.2", .dt_id = TEGRA30_CLK_SBC3 },
|
|
{ .dev_id = "spi_tegra.3", .dt_id = TEGRA30_CLK_SBC4 },
|
|
{ .dev_id = "spi_tegra.4", .dt_id = TEGRA30_CLK_SBC5 },
|
|
{ .dev_id = "spi_tegra.5", .dt_id = TEGRA30_CLK_SBC6 },
|
|
{ .dev_id = "tegra_sata_oob", .dt_id = TEGRA30_CLK_SATA_OOB },
|
|
{ .dev_id = "tegra_sata", .dt_id = TEGRA30_CLK_SATA },
|
|
{ .dev_id = "tegra_nand", .dt_id = TEGRA30_CLK_NDFLASH },
|
|
{ .dev_id = "tegra_nand_speed", .dt_id = TEGRA30_CLK_NDSPEED },
|
|
{ .dev_id = "vfir", .dt_id = TEGRA30_CLK_VFIR },
|
|
{ .dev_id = "csite", .dt_id = TEGRA30_CLK_CSITE },
|
|
{ .dev_id = "la", .dt_id = TEGRA30_CLK_LA },
|
|
{ .dev_id = "tegra_w1", .dt_id = TEGRA30_CLK_OWR },
|
|
{ .dev_id = "mipi", .dt_id = TEGRA30_CLK_MIPI },
|
|
{ .dev_id = "tegra-tsensor", .dt_id = TEGRA30_CLK_TSENSOR },
|
|
{ .dev_id = "i2cslow", .dt_id = TEGRA30_CLK_I2CSLOW },
|
|
{ .dev_id = "vde", .dt_id = TEGRA30_CLK_VDE },
|
|
{ .con_id = "vi", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_VI },
|
|
{ .dev_id = "epp", .dt_id = TEGRA30_CLK_EPP },
|
|
{ .dev_id = "mpe", .dt_id = TEGRA30_CLK_MPE },
|
|
{ .dev_id = "host1x", .dt_id = TEGRA30_CLK_HOST1X },
|
|
{ .dev_id = "3d", .dt_id = TEGRA30_CLK_GR3D },
|
|
{ .dev_id = "3d2", .dt_id = TEGRA30_CLK_GR3D2 },
|
|
{ .dev_id = "2d", .dt_id = TEGRA30_CLK_GR2D },
|
|
{ .dev_id = "se", .dt_id = TEGRA30_CLK_SE },
|
|
{ .dev_id = "mselect", .dt_id = TEGRA30_CLK_MSELECT },
|
|
{ .dev_id = "tegra-nor", .dt_id = TEGRA30_CLK_NOR },
|
|
{ .dev_id = "sdhci-tegra.0", .dt_id = TEGRA30_CLK_SDMMC1 },
|
|
{ .dev_id = "sdhci-tegra.1", .dt_id = TEGRA30_CLK_SDMMC2 },
|
|
{ .dev_id = "sdhci-tegra.2", .dt_id = TEGRA30_CLK_SDMMC3 },
|
|
{ .dev_id = "sdhci-tegra.3", .dt_id = TEGRA30_CLK_SDMMC4 },
|
|
{ .dev_id = "cve", .dt_id = TEGRA30_CLK_CVE },
|
|
{ .dev_id = "tvo", .dt_id = TEGRA30_CLK_TVO },
|
|
{ .dev_id = "tvdac", .dt_id = TEGRA30_CLK_TVDAC },
|
|
{ .dev_id = "actmon", .dt_id = TEGRA30_CLK_ACTMON },
|
|
{ .con_id = "vi_sensor", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_VI_SENSOR },
|
|
{ .con_id = "div-clk", .dev_id = "tegra-i2c.0", .dt_id = TEGRA30_CLK_I2C1 },
|
|
{ .con_id = "div-clk", .dev_id = "tegra-i2c.1", .dt_id = TEGRA30_CLK_I2C2 },
|
|
{ .con_id = "div-clk", .dev_id = "tegra-i2c.2", .dt_id = TEGRA30_CLK_I2C3 },
|
|
{ .con_id = "div-clk", .dev_id = "tegra-i2c.3", .dt_id = TEGRA30_CLK_I2C4 },
|
|
{ .con_id = "div-clk", .dev_id = "tegra-i2c.4", .dt_id = TEGRA30_CLK_I2C5 },
|
|
{ .dev_id = "tegra_uart.0", .dt_id = TEGRA30_CLK_UARTA },
|
|
{ .dev_id = "tegra_uart.1", .dt_id = TEGRA30_CLK_UARTB },
|
|
{ .dev_id = "tegra_uart.2", .dt_id = TEGRA30_CLK_UARTC },
|
|
{ .dev_id = "tegra_uart.3", .dt_id = TEGRA30_CLK_UARTD },
|
|
{ .dev_id = "tegra_uart.4", .dt_id = TEGRA30_CLK_UARTE },
|
|
{ .dev_id = "hdmi", .dt_id = TEGRA30_CLK_HDMI },
|
|
{ .dev_id = "extern1", .dt_id = TEGRA30_CLK_EXTERN1 },
|
|
{ .dev_id = "extern2", .dt_id = TEGRA30_CLK_EXTERN2 },
|
|
{ .dev_id = "extern3", .dt_id = TEGRA30_CLK_EXTERN3 },
|
|
{ .dev_id = "pwm", .dt_id = TEGRA30_CLK_PWM },
|
|
{ .dev_id = "tegradc.0", .dt_id = TEGRA30_CLK_DISP1 },
|
|
{ .dev_id = "tegradc.1", .dt_id = TEGRA30_CLK_DISP2 },
|
|
{ .dev_id = "tegradc.1", .dt_id = TEGRA30_CLK_DSIB },
|
|
};
|
|
|
|
static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = {
|
|
[tegra_clk_clk_32k] = { .dt_id = TEGRA30_CLK_CLK_32K, .present = true },
|
|
[tegra_clk_clk_m] = { .dt_id = TEGRA30_CLK_CLK_M, .present = true },
|
|
[tegra_clk_clk_m_div2] = { .dt_id = TEGRA30_CLK_CLK_M_DIV2, .present = true },
|
|
[tegra_clk_clk_m_div4] = { .dt_id = TEGRA30_CLK_CLK_M_DIV4, .present = true },
|
|
[tegra_clk_pll_ref] = { .dt_id = TEGRA30_CLK_PLL_REF, .present = true },
|
|
[tegra_clk_spdif_in_sync] = { .dt_id = TEGRA30_CLK_SPDIF_IN_SYNC, .present = true },
|
|
[tegra_clk_i2s0_sync] = { .dt_id = TEGRA30_CLK_I2S0_SYNC, .present = true },
|
|
[tegra_clk_i2s1_sync] = { .dt_id = TEGRA30_CLK_I2S1_SYNC, .present = true },
|
|
[tegra_clk_i2s2_sync] = { .dt_id = TEGRA30_CLK_I2S2_SYNC, .present = true },
|
|
[tegra_clk_i2s3_sync] = { .dt_id = TEGRA30_CLK_I2S3_SYNC, .present = true },
|
|
[tegra_clk_i2s4_sync] = { .dt_id = TEGRA30_CLK_I2S4_SYNC, .present = true },
|
|
[tegra_clk_vimclk_sync] = { .dt_id = TEGRA30_CLK_VIMCLK_SYNC, .present = true },
|
|
[tegra_clk_audio0] = { .dt_id = TEGRA30_CLK_AUDIO0, .present = true },
|
|
[tegra_clk_audio1] = { .dt_id = TEGRA30_CLK_AUDIO1, .present = true },
|
|
[tegra_clk_audio2] = { .dt_id = TEGRA30_CLK_AUDIO2, .present = true },
|
|
[tegra_clk_audio3] = { .dt_id = TEGRA30_CLK_AUDIO3, .present = true },
|
|
[tegra_clk_audio4] = { .dt_id = TEGRA30_CLK_AUDIO4, .present = true },
|
|
[tegra_clk_spdif] = { .dt_id = TEGRA30_CLK_SPDIF, .present = true },
|
|
[tegra_clk_audio0_mux] = { .dt_id = TEGRA30_CLK_AUDIO0_MUX, .present = true },
|
|
[tegra_clk_audio1_mux] = { .dt_id = TEGRA30_CLK_AUDIO1_MUX, .present = true },
|
|
[tegra_clk_audio2_mux] = { .dt_id = TEGRA30_CLK_AUDIO2_MUX, .present = true },
|
|
[tegra_clk_audio3_mux] = { .dt_id = TEGRA30_CLK_AUDIO3_MUX, .present = true },
|
|
[tegra_clk_audio4_mux] = { .dt_id = TEGRA30_CLK_AUDIO4_MUX, .present = true },
|
|
[tegra_clk_spdif_mux] = { .dt_id = TEGRA30_CLK_SPDIF_MUX, .present = true },
|
|
[tegra_clk_audio0_2x] = { .dt_id = TEGRA30_CLK_AUDIO0_2X, .present = true },
|
|
[tegra_clk_audio1_2x] = { .dt_id = TEGRA30_CLK_AUDIO1_2X, .present = true },
|
|
[tegra_clk_audio2_2x] = { .dt_id = TEGRA30_CLK_AUDIO2_2X, .present = true },
|
|
[tegra_clk_audio3_2x] = { .dt_id = TEGRA30_CLK_AUDIO3_2X, .present = true },
|
|
[tegra_clk_audio4_2x] = { .dt_id = TEGRA30_CLK_AUDIO4_2X, .present = true },
|
|
[tegra_clk_spdif_2x] = { .dt_id = TEGRA30_CLK_SPDIF_2X, .present = true },
|
|
[tegra_clk_clk_out_1] = { .dt_id = TEGRA30_CLK_CLK_OUT_1, .present = true },
|
|
[tegra_clk_clk_out_2] = { .dt_id = TEGRA30_CLK_CLK_OUT_2, .present = true },
|
|
[tegra_clk_clk_out_3] = { .dt_id = TEGRA30_CLK_CLK_OUT_3, .present = true },
|
|
[tegra_clk_blink] = { .dt_id = TEGRA30_CLK_BLINK, .present = true },
|
|
[tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_1_MUX, .present = true },
|
|
[tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_2_MUX, .present = true },
|
|
[tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA30_CLK_CLK_OUT_3_MUX, .present = true },
|
|
[tegra_clk_hclk] = { .dt_id = TEGRA30_CLK_HCLK, .present = true },
|
|
[tegra_clk_pclk] = { .dt_id = TEGRA30_CLK_PCLK, .present = true },
|
|
[tegra_clk_i2s0] = { .dt_id = TEGRA30_CLK_I2S0, .present = true },
|
|
[tegra_clk_i2s1] = { .dt_id = TEGRA30_CLK_I2S1, .present = true },
|
|
[tegra_clk_i2s2] = { .dt_id = TEGRA30_CLK_I2S2, .present = true },
|
|
[tegra_clk_i2s3] = { .dt_id = TEGRA30_CLK_I2S3, .present = true },
|
|
[tegra_clk_i2s4] = { .dt_id = TEGRA30_CLK_I2S4, .present = true },
|
|
[tegra_clk_spdif_in] = { .dt_id = TEGRA30_CLK_SPDIF_IN, .present = true },
|
|
[tegra_clk_hda] = { .dt_id = TEGRA30_CLK_HDA, .present = true },
|
|
[tegra_clk_hda2codec_2x] = { .dt_id = TEGRA30_CLK_HDA2CODEC_2X, .present = true },
|
|
[tegra_clk_sbc1] = { .dt_id = TEGRA30_CLK_SBC1, .present = true },
|
|
[tegra_clk_sbc2] = { .dt_id = TEGRA30_CLK_SBC2, .present = true },
|
|
[tegra_clk_sbc3] = { .dt_id = TEGRA30_CLK_SBC3, .present = true },
|
|
[tegra_clk_sbc4] = { .dt_id = TEGRA30_CLK_SBC4, .present = true },
|
|
[tegra_clk_sbc5] = { .dt_id = TEGRA30_CLK_SBC5, .present = true },
|
|
[tegra_clk_sbc6] = { .dt_id = TEGRA30_CLK_SBC6, .present = true },
|
|
[tegra_clk_ndflash] = { .dt_id = TEGRA30_CLK_NDFLASH, .present = true },
|
|
[tegra_clk_ndspeed] = { .dt_id = TEGRA30_CLK_NDSPEED, .present = true },
|
|
[tegra_clk_vfir] = { .dt_id = TEGRA30_CLK_VFIR, .present = true },
|
|
[tegra_clk_la] = { .dt_id = TEGRA30_CLK_LA, .present = true },
|
|
[tegra_clk_csite] = { .dt_id = TEGRA30_CLK_CSITE, .present = true },
|
|
[tegra_clk_owr] = { .dt_id = TEGRA30_CLK_OWR, .present = true },
|
|
[tegra_clk_mipi] = { .dt_id = TEGRA30_CLK_MIPI, .present = true },
|
|
[tegra_clk_tsensor] = { .dt_id = TEGRA30_CLK_TSENSOR, .present = true },
|
|
[tegra_clk_i2cslow] = { .dt_id = TEGRA30_CLK_I2CSLOW, .present = true },
|
|
[tegra_clk_vde] = { .dt_id = TEGRA30_CLK_VDE, .present = true },
|
|
[tegra_clk_vi] = { .dt_id = TEGRA30_CLK_VI, .present = true },
|
|
[tegra_clk_epp] = { .dt_id = TEGRA30_CLK_EPP, .present = true },
|
|
[tegra_clk_mpe] = { .dt_id = TEGRA30_CLK_MPE, .present = true },
|
|
[tegra_clk_host1x] = { .dt_id = TEGRA30_CLK_HOST1X, .present = true },
|
|
[tegra_clk_gr2d] = { .dt_id = TEGRA30_CLK_GR2D, .present = true },
|
|
[tegra_clk_gr3d] = { .dt_id = TEGRA30_CLK_GR3D, .present = true },
|
|
[tegra_clk_mselect] = { .dt_id = TEGRA30_CLK_MSELECT, .present = true },
|
|
[tegra_clk_nor] = { .dt_id = TEGRA30_CLK_NOR, .present = true },
|
|
[tegra_clk_sdmmc1] = { .dt_id = TEGRA30_CLK_SDMMC1, .present = true },
|
|
[tegra_clk_sdmmc2] = { .dt_id = TEGRA30_CLK_SDMMC2, .present = true },
|
|
[tegra_clk_sdmmc3] = { .dt_id = TEGRA30_CLK_SDMMC3, .present = true },
|
|
[tegra_clk_sdmmc4] = { .dt_id = TEGRA30_CLK_SDMMC4, .present = true },
|
|
[tegra_clk_cve] = { .dt_id = TEGRA30_CLK_CVE, .present = true },
|
|
[tegra_clk_tvo] = { .dt_id = TEGRA30_CLK_TVO, .present = true },
|
|
[tegra_clk_tvdac] = { .dt_id = TEGRA30_CLK_TVDAC, .present = true },
|
|
[tegra_clk_actmon] = { .dt_id = TEGRA30_CLK_ACTMON, .present = true },
|
|
[tegra_clk_vi_sensor] = { .dt_id = TEGRA30_CLK_VI_SENSOR, .present = true },
|
|
[tegra_clk_i2c1] = { .dt_id = TEGRA30_CLK_I2C1, .present = true },
|
|
[tegra_clk_i2c2] = { .dt_id = TEGRA30_CLK_I2C2, .present = true },
|
|
[tegra_clk_i2c3] = { .dt_id = TEGRA30_CLK_I2C3, .present = true },
|
|
[tegra_clk_i2c4] = { .dt_id = TEGRA30_CLK_I2C4, .present = true },
|
|
[tegra_clk_i2c5] = { .dt_id = TEGRA30_CLK_I2C5, .present = true },
|
|
[tegra_clk_uarta] = { .dt_id = TEGRA30_CLK_UARTA, .present = true },
|
|
[tegra_clk_uartb] = { .dt_id = TEGRA30_CLK_UARTB, .present = true },
|
|
[tegra_clk_uartc] = { .dt_id = TEGRA30_CLK_UARTC, .present = true },
|
|
[tegra_clk_uartd] = { .dt_id = TEGRA30_CLK_UARTD, .present = true },
|
|
[tegra_clk_uarte] = { .dt_id = TEGRA30_CLK_UARTE, .present = true },
|
|
[tegra_clk_extern1] = { .dt_id = TEGRA30_CLK_EXTERN1, .present = true },
|
|
[tegra_clk_extern2] = { .dt_id = TEGRA30_CLK_EXTERN2, .present = true },
|
|
[tegra_clk_extern3] = { .dt_id = TEGRA30_CLK_EXTERN3, .present = true },
|
|
[tegra_clk_disp1] = { .dt_id = TEGRA30_CLK_DISP1, .present = true },
|
|
[tegra_clk_disp2] = { .dt_id = TEGRA30_CLK_DISP2, .present = true },
|
|
[tegra_clk_apbdma] = { .dt_id = TEGRA30_CLK_APBDMA, .present = true },
|
|
[tegra_clk_rtc] = { .dt_id = TEGRA30_CLK_RTC, .present = true },
|
|
[tegra_clk_timer] = { .dt_id = TEGRA30_CLK_TIMER, .present = true },
|
|
[tegra_clk_kbc] = { .dt_id = TEGRA30_CLK_KBC, .present = true },
|
|
[tegra_clk_csus] = { .dt_id = TEGRA30_CLK_CSUS, .present = true },
|
|
[tegra_clk_vcp] = { .dt_id = TEGRA30_CLK_VCP, .present = true },
|
|
[tegra_clk_bsea] = { .dt_id = TEGRA30_CLK_BSEA, .present = true },
|
|
[tegra_clk_bsev] = { .dt_id = TEGRA30_CLK_BSEV, .present = true },
|
|
[tegra_clk_usbd] = { .dt_id = TEGRA30_CLK_USBD, .present = true },
|
|
[tegra_clk_usb2] = { .dt_id = TEGRA30_CLK_USB2, .present = true },
|
|
[tegra_clk_usb3] = { .dt_id = TEGRA30_CLK_USB3, .present = true },
|
|
[tegra_clk_csi] = { .dt_id = TEGRA30_CLK_CSI, .present = true },
|
|
[tegra_clk_isp] = { .dt_id = TEGRA30_CLK_ISP, .present = true },
|
|
[tegra_clk_kfuse] = { .dt_id = TEGRA30_CLK_KFUSE, .present = true },
|
|
[tegra_clk_fuse] = { .dt_id = TEGRA30_CLK_FUSE, .present = true },
|
|
[tegra_clk_fuse_burn] = { .dt_id = TEGRA30_CLK_FUSE_BURN, .present = true },
|
|
[tegra_clk_apbif] = { .dt_id = TEGRA30_CLK_APBIF, .present = true },
|
|
[tegra_clk_hda2hdmi] = { .dt_id = TEGRA30_CLK_HDA2HDMI, .present = true },
|
|
[tegra_clk_sata_cold] = { .dt_id = TEGRA30_CLK_SATA_COLD, .present = true },
|
|
[tegra_clk_sata_oob] = { .dt_id = TEGRA30_CLK_SATA_OOB, .present = true },
|
|
[tegra_clk_sata] = { .dt_id = TEGRA30_CLK_SATA, .present = true },
|
|
[tegra_clk_dtv] = { .dt_id = TEGRA30_CLK_DTV, .present = true },
|
|
[tegra_clk_pll_p] = { .dt_id = TEGRA30_CLK_PLL_P, .present = true },
|
|
[tegra_clk_pll_p_out1] = { .dt_id = TEGRA30_CLK_PLL_P_OUT1, .present = true },
|
|
[tegra_clk_pll_p_out2] = { .dt_id = TEGRA30_CLK_PLL_P_OUT2, .present = true },
|
|
[tegra_clk_pll_p_out3] = { .dt_id = TEGRA30_CLK_PLL_P_OUT3, .present = true },
|
|
[tegra_clk_pll_p_out4] = { .dt_id = TEGRA30_CLK_PLL_P_OUT4, .present = true },
|
|
[tegra_clk_pll_a] = { .dt_id = TEGRA30_CLK_PLL_A, .present = true },
|
|
[tegra_clk_pll_a_out0] = { .dt_id = TEGRA30_CLK_PLL_A_OUT0, .present = true },
|
|
|
|
};
|
|
|
|
static void tegra30_utmi_param_configure(void)
|
|
{
|
|
u32 reg;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
|
|
if (input_freq == utmi_parameters[i].osc_frequency)
|
|
break;
|
|
}
|
|
|
|
if (i >= ARRAY_SIZE(utmi_parameters)) {
|
|
pr_err("%s: Unexpected input rate %lu\n", __func__, input_freq);
|
|
return;
|
|
}
|
|
|
|
reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
|
|
|
|
/* Program UTMIP PLL stable and active counts */
|
|
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_POWERDOWN;
|
|
|
|
writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
|
|
}
|
|
|
|
static const char *pll_e_parents[] = {"pll_ref", "pll_p"};
|
|
|
|
static void __init tegra30_pll_init(void)
|
|
{
|
|
struct clk *clk;
|
|
|
|
/* PLLC */
|
|
clk = tegra_clk_register_pll("pll_c", "pll_ref", clk_base, pmc_base, 0,
|
|
&pll_c_params, NULL);
|
|
clks[TEGRA30_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);
|
|
clks[TEGRA30_CLK_PLL_C_OUT1] = clk;
|
|
|
|
/* PLLM */
|
|
clk = tegra_clk_register_pll("pll_m", "pll_ref", clk_base, pmc_base,
|
|
CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
|
|
&pll_m_params, NULL);
|
|
clks[TEGRA30_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);
|
|
clks[TEGRA30_CLK_PLL_M_OUT1] = clk;
|
|
|
|
/* PLLX */
|
|
clk = tegra_clk_register_pll("pll_x", "pll_ref", clk_base, pmc_base, 0,
|
|
&pll_x_params, NULL);
|
|
clks[TEGRA30_CLK_PLL_X] = clk;
|
|
|
|
/* PLLX_OUT0 */
|
|
clk = clk_register_fixed_factor(NULL, "pll_x_out0", "pll_x",
|
|
CLK_SET_RATE_PARENT, 1, 2);
|
|
clks[TEGRA30_CLK_PLL_X_OUT0] = clk;
|
|
|
|
/* PLLU */
|
|
clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc_base, 0,
|
|
&pll_u_params, NULL);
|
|
clks[TEGRA30_CLK_PLL_U] = clk;
|
|
|
|
tegra30_utmi_param_configure();
|
|
|
|
/* PLLD */
|
|
clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc_base, 0,
|
|
&pll_d_params, &pll_d_lock);
|
|
clks[TEGRA30_CLK_PLL_D] = clk;
|
|
|
|
/* PLLD_OUT0 */
|
|
clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
|
|
CLK_SET_RATE_PARENT, 1, 2);
|
|
clks[TEGRA30_CLK_PLL_D_OUT0] = clk;
|
|
|
|
/* PLLD2 */
|
|
clk = tegra_clk_register_pll("pll_d2", "pll_ref", clk_base, pmc_base, 0,
|
|
&pll_d2_params, NULL);
|
|
clks[TEGRA30_CLK_PLL_D2] = clk;
|
|
|
|
/* PLLD2_OUT0 */
|
|
clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
|
|
CLK_SET_RATE_PARENT, 1, 2);
|
|
clks[TEGRA30_CLK_PLL_D2_OUT0] = clk;
|
|
|
|
/* PLLE */
|
|
clk = clk_register_mux(NULL, "pll_e_mux", pll_e_parents,
|
|
ARRAY_SIZE(pll_e_parents),
|
|
CLK_SET_RATE_NO_REPARENT,
|
|
clk_base + PLLE_AUX, 2, 1, 0, NULL);
|
|
clk = tegra_clk_register_plle("pll_e", "pll_e_mux", clk_base, pmc_base,
|
|
CLK_GET_RATE_NOCACHE, &pll_e_params, NULL);
|
|
clks[TEGRA30_CLK_PLL_E] = clk;
|
|
}
|
|
|
|
static const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
|
|
"pll_p_cclkg", "pll_p_out4_cclkg",
|
|
"pll_p_out3_cclkg", "unused", "pll_x" };
|
|
static const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
|
|
"pll_p_cclklp", "pll_p_out4_cclklp",
|
|
"pll_p_out3_cclklp", "unused", "pll_x",
|
|
"pll_x_out0" };
|
|
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 void __init tegra30_super_clk_init(void)
|
|
{
|
|
struct clk *clk;
|
|
|
|
/*
|
|
* Clock input to cclk_g divided from pll_p using
|
|
* U71 divider of cclk_g.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_cclkg", "pll_p",
|
|
clk_base + SUPER_CCLKG_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_cclkg", NULL);
|
|
|
|
/*
|
|
* Clock input to cclk_g divided from pll_p_out3 using
|
|
* U71 divider of cclk_g.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_out3_cclkg", "pll_p_out3",
|
|
clk_base + SUPER_CCLKG_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_out3_cclkg", NULL);
|
|
|
|
/*
|
|
* Clock input to cclk_g divided from pll_p_out4 using
|
|
* U71 divider of cclk_g.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_out4_cclkg", "pll_p_out4",
|
|
clk_base + SUPER_CCLKG_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_out4_cclkg", NULL);
|
|
|
|
/* 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);
|
|
clks[TEGRA30_CLK_CCLK_G] = clk;
|
|
|
|
/*
|
|
* Clock input to cclk_lp divided from pll_p using
|
|
* U71 divider of cclk_lp.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_cclklp", "pll_p",
|
|
clk_base + SUPER_CCLKLP_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_cclklp", NULL);
|
|
|
|
/*
|
|
* Clock input to cclk_lp divided from pll_p_out3 using
|
|
* U71 divider of cclk_lp.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_out3_cclklp", "pll_p_out3",
|
|
clk_base + SUPER_CCLKG_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_out3_cclklp", NULL);
|
|
|
|
/*
|
|
* Clock input to cclk_lp divided from pll_p_out4 using
|
|
* U71 divider of cclk_lp.
|
|
*/
|
|
clk = tegra_clk_register_divider("pll_p_out4_cclklp", "pll_p_out4",
|
|
clk_base + SUPER_CCLKLP_DIVIDER, 0,
|
|
TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
|
|
clk_register_clkdev(clk, "pll_p_out4_cclklp", NULL);
|
|
|
|
/* 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,
|
|
TEGRA_DIVIDER_2, 4, 8, 9,
|
|
NULL);
|
|
clks[TEGRA30_CLK_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);
|
|
clks[TEGRA30_CLK_SCLK] = clk;
|
|
|
|
/* twd */
|
|
clk = clk_register_fixed_factor(NULL, "twd", "cclk_g",
|
|
CLK_SET_RATE_PARENT, 1, 2);
|
|
clks[TEGRA30_CLK_TWD] = clk;
|
|
|
|
tegra_super_clk_gen4_init(clk_base, pmc_base, tegra30_clks, NULL);
|
|
}
|
|
|
|
static const char *mux_pllacp_clkm[] = { "pll_a_out0", "unused", "pll_p",
|
|
"clk_m" };
|
|
static const char *mux_pllpcm_clkm[] = { "pll_p", "pll_c", "pll_m", "clk_m" };
|
|
static const char *mux_pllmcp_clkm[] = { "pll_m", "pll_c", "pll_p", "clk_m" };
|
|
static const char *spdif_out_parents[] = { "pll_a_out0", "spdif_2x", "pll_p",
|
|
"clk_m" };
|
|
static const char *mux_pllmcpa[] = { "pll_m", "pll_c", "pll_p", "pll_a_out0" };
|
|
static const char *mux_pllpmdacd2_clkm[] = { "pll_p", "pll_m", "pll_d_out0",
|
|
"pll_a_out0", "pll_c",
|
|
"pll_d2_out0", "clk_m" };
|
|
static const char *mux_plld_out0_plld2_out0[] = { "pll_d_out0",
|
|
"pll_d2_out0" };
|
|
static const char *pwm_parents[] = { "pll_p", "pll_c", "clk_32k", "clk_m" };
|
|
|
|
static struct tegra_periph_init_data tegra_periph_clk_list[] = {
|
|
TEGRA_INIT_DATA_MUX("spdif_out", spdif_out_parents, CLK_SOURCE_SPDIF_OUT, 10, TEGRA_PERIPH_ON_APB, TEGRA30_CLK_SPDIF_OUT),
|
|
TEGRA_INIT_DATA_MUX("d_audio", mux_pllacp_clkm, CLK_SOURCE_D_AUDIO, 106, 0, TEGRA30_CLK_D_AUDIO),
|
|
TEGRA_INIT_DATA_MUX("dam0", mux_pllacp_clkm, CLK_SOURCE_DAM0, 108, 0, TEGRA30_CLK_DAM0),
|
|
TEGRA_INIT_DATA_MUX("dam1", mux_pllacp_clkm, CLK_SOURCE_DAM1, 109, 0, TEGRA30_CLK_DAM1),
|
|
TEGRA_INIT_DATA_MUX("dam2", mux_pllacp_clkm, CLK_SOURCE_DAM2, 110, 0, TEGRA30_CLK_DAM2),
|
|
TEGRA_INIT_DATA_INT("3d2", mux_pllmcpa, CLK_SOURCE_3D2, 98, TEGRA_PERIPH_MANUAL_RESET, TEGRA30_CLK_GR3D2),
|
|
TEGRA_INIT_DATA_INT("se", mux_pllpcm_clkm, CLK_SOURCE_SE, 127, 0, TEGRA30_CLK_SE),
|
|
TEGRA_INIT_DATA_MUX8("hdmi", mux_pllpmdacd2_clkm, CLK_SOURCE_HDMI, 51, 0, TEGRA30_CLK_HDMI),
|
|
TEGRA_INIT_DATA("pwm", NULL, NULL, pwm_parents, CLK_SOURCE_PWM, 28, 2, 0, 0, 8, 1, 0, 17, TEGRA_PERIPH_ON_APB, TEGRA30_CLK_PWM),
|
|
};
|
|
|
|
static struct tegra_periph_init_data tegra_periph_nodiv_clk_list[] = {
|
|
TEGRA_INIT_DATA_NODIV("dsib", mux_plld_out0_plld2_out0, CLK_SOURCE_DSIB, 25, 1, 82, 0, TEGRA30_CLK_DSIB),
|
|
};
|
|
|
|
static void __init tegra30_periph_clk_init(void)
|
|
{
|
|
struct tegra_periph_init_data *data;
|
|
struct clk *clk;
|
|
int i;
|
|
|
|
/* dsia */
|
|
clk = tegra_clk_register_periph_gate("dsia", "pll_d_out0", 0, clk_base,
|
|
0, 48, periph_clk_enb_refcnt);
|
|
clks[TEGRA30_CLK_DSIA] = clk;
|
|
|
|
/* pcie */
|
|
clk = tegra_clk_register_periph_gate("pcie", "clk_m", 0, clk_base, 0,
|
|
70, periph_clk_enb_refcnt);
|
|
clks[TEGRA30_CLK_PCIE] = clk;
|
|
|
|
/* afi */
|
|
clk = tegra_clk_register_periph_gate("afi", "clk_m", 0, clk_base, 0, 72,
|
|
periph_clk_enb_refcnt);
|
|
clks[TEGRA30_CLK_AFI] = clk;
|
|
|
|
/* pciex */
|
|
clk = tegra_clk_register_periph_gate("pciex", "pll_e", 0, clk_base, 0,
|
|
74, periph_clk_enb_refcnt);
|
|
clks[TEGRA30_CLK_PCIEX] = clk;
|
|
|
|
/* emc */
|
|
clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
|
|
ARRAY_SIZE(mux_pllmcp_clkm),
|
|
CLK_SET_RATE_NO_REPARENT,
|
|
clk_base + CLK_SOURCE_EMC,
|
|
30, 2, 0, NULL);
|
|
clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base, 0,
|
|
57, periph_clk_enb_refcnt);
|
|
clks[TEGRA30_CLK_EMC] = clk;
|
|
|
|
/* cml0 */
|
|
clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
|
|
0, 0, &cml_lock);
|
|
clks[TEGRA30_CLK_CML0] = clk;
|
|
|
|
/* cml1 */
|
|
clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
|
|
1, 0, &cml_lock);
|
|
clks[TEGRA30_CLK_CML1] = 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->p.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->p.parent_names,
|
|
data->num_parents, &data->periph,
|
|
clk_base, data->offset);
|
|
clks[data->clk_id] = clk;
|
|
}
|
|
|
|
tegra_periph_clk_init(clk_base, pmc_base, tegra30_clks, &pll_p_params);
|
|
}
|
|
|
|
/* Tegra30 CPU clock and reset control functions */
|
|
static void tegra30_wait_cpu_in_reset(u32 cpu)
|
|
{
|
|
unsigned int reg;
|
|
|
|
do {
|
|
reg = readl(clk_base +
|
|
TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
|
|
cpu_relax();
|
|
} while (!(reg & (1 << cpu))); /* check CPU been reset or not */
|
|
|
|
return;
|
|
}
|
|
|
|
static void tegra30_put_cpu_in_reset(u32 cpu)
|
|
{
|
|
writel(CPU_RESET(cpu),
|
|
clk_base + TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET);
|
|
dmb();
|
|
}
|
|
|
|
static void tegra30_cpu_out_of_reset(u32 cpu)
|
|
{
|
|
writel(CPU_RESET(cpu),
|
|
clk_base + TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_CLR);
|
|
wmb();
|
|
}
|
|
|
|
|
|
static void tegra30_enable_cpu_clock(u32 cpu)
|
|
{
|
|
unsigned int reg;
|
|
|
|
writel(CPU_CLOCK(cpu),
|
|
clk_base + TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR);
|
|
reg = readl(clk_base +
|
|
TEGRA30_CLK_RST_CONTROLLER_CLK_CPU_CMPLX_CLR);
|
|
}
|
|
|
|
static void tegra30_disable_cpu_clock(u32 cpu)
|
|
{
|
|
|
|
unsigned int reg;
|
|
|
|
reg = readl(clk_base + TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX);
|
|
writel(reg | CPU_CLOCK(cpu),
|
|
clk_base + TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX);
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
static bool tegra30_cpu_rail_off_ready(void)
|
|
{
|
|
unsigned int cpu_rst_status;
|
|
int cpu_pwr_status;
|
|
|
|
cpu_rst_status = readl(clk_base +
|
|
TEGRA30_CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
|
|
cpu_pwr_status = tegra_powergate_is_powered(TEGRA_POWERGATE_CPU1) ||
|
|
tegra_powergate_is_powered(TEGRA_POWERGATE_CPU2) ||
|
|
tegra_powergate_is_powered(TEGRA_POWERGATE_CPU3);
|
|
|
|
if (((cpu_rst_status & 0xE) != 0xE) || cpu_pwr_status)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void tegra30_cpu_clock_suspend(void)
|
|
{
|
|
/* switch coresite to clk_m, save off original source */
|
|
tegra30_cpu_clk_sctx.clk_csite_src =
|
|
readl(clk_base + CLK_RESET_SOURCE_CSITE);
|
|
writel(3<<30, clk_base + CLK_RESET_SOURCE_CSITE);
|
|
|
|
tegra30_cpu_clk_sctx.cpu_burst =
|
|
readl(clk_base + CLK_RESET_CCLK_BURST);
|
|
tegra30_cpu_clk_sctx.pllx_base =
|
|
readl(clk_base + CLK_RESET_PLLX_BASE);
|
|
tegra30_cpu_clk_sctx.pllx_misc =
|
|
readl(clk_base + CLK_RESET_PLLX_MISC);
|
|
tegra30_cpu_clk_sctx.cclk_divider =
|
|
readl(clk_base + CLK_RESET_CCLK_DIVIDER);
|
|
}
|
|
|
|
static void tegra30_cpu_clock_resume(void)
|
|
{
|
|
unsigned int reg, policy;
|
|
|
|
/* Is CPU complex already running on PLLX? */
|
|
reg = readl(clk_base + CLK_RESET_CCLK_BURST);
|
|
policy = (reg >> CLK_RESET_CCLK_BURST_POLICY_SHIFT) & 0xF;
|
|
|
|
if (policy == CLK_RESET_CCLK_IDLE_POLICY)
|
|
reg = (reg >> CLK_RESET_CCLK_IDLE_POLICY_SHIFT) & 0xF;
|
|
else if (policy == CLK_RESET_CCLK_RUN_POLICY)
|
|
reg = (reg >> CLK_RESET_CCLK_RUN_POLICY_SHIFT) & 0xF;
|
|
else
|
|
BUG();
|
|
|
|
if (reg != CLK_RESET_CCLK_BURST_POLICY_PLLX) {
|
|
/* restore PLLX settings if CPU is on different PLL */
|
|
writel(tegra30_cpu_clk_sctx.pllx_misc,
|
|
clk_base + CLK_RESET_PLLX_MISC);
|
|
writel(tegra30_cpu_clk_sctx.pllx_base,
|
|
clk_base + CLK_RESET_PLLX_BASE);
|
|
|
|
/* wait for PLL stabilization if PLLX was enabled */
|
|
if (tegra30_cpu_clk_sctx.pllx_base & (1 << 30))
|
|
udelay(300);
|
|
}
|
|
|
|
/*
|
|
* Restore original burst policy setting for calls resulting from CPU
|
|
* LP2 in idle or system suspend.
|
|
*/
|
|
writel(tegra30_cpu_clk_sctx.cclk_divider,
|
|
clk_base + CLK_RESET_CCLK_DIVIDER);
|
|
writel(tegra30_cpu_clk_sctx.cpu_burst,
|
|
clk_base + CLK_RESET_CCLK_BURST);
|
|
|
|
writel(tegra30_cpu_clk_sctx.clk_csite_src,
|
|
clk_base + CLK_RESET_SOURCE_CSITE);
|
|
}
|
|
#endif
|
|
|
|
static struct tegra_cpu_car_ops tegra30_cpu_car_ops = {
|
|
.wait_for_reset = tegra30_wait_cpu_in_reset,
|
|
.put_in_reset = tegra30_put_cpu_in_reset,
|
|
.out_of_reset = tegra30_cpu_out_of_reset,
|
|
.enable_clock = tegra30_enable_cpu_clock,
|
|
.disable_clock = tegra30_disable_cpu_clock,
|
|
#ifdef CONFIG_PM_SLEEP
|
|
.rail_off_ready = tegra30_cpu_rail_off_ready,
|
|
.suspend = tegra30_cpu_clock_suspend,
|
|
.resume = tegra30_cpu_clock_resume,
|
|
#endif
|
|
};
|
|
|
|
static struct tegra_clk_init_table init_table[] __initdata = {
|
|
{TEGRA30_CLK_UARTA, TEGRA30_CLK_PLL_P, 408000000, 0},
|
|
{TEGRA30_CLK_UARTB, TEGRA30_CLK_PLL_P, 408000000, 0},
|
|
{TEGRA30_CLK_UARTC, TEGRA30_CLK_PLL_P, 408000000, 0},
|
|
{TEGRA30_CLK_UARTD, TEGRA30_CLK_PLL_P, 408000000, 0},
|
|
{TEGRA30_CLK_UARTE, TEGRA30_CLK_PLL_P, 408000000, 0},
|
|
{TEGRA30_CLK_PLL_A, TEGRA30_CLK_CLK_MAX, 564480000, 1},
|
|
{TEGRA30_CLK_PLL_A_OUT0, TEGRA30_CLK_CLK_MAX, 11289600, 1},
|
|
{TEGRA30_CLK_EXTERN1, TEGRA30_CLK_PLL_A_OUT0, 0, 1},
|
|
{TEGRA30_CLK_CLK_OUT_1_MUX, TEGRA30_CLK_EXTERN1, 0, 0},
|
|
{TEGRA30_CLK_CLK_OUT_1, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_BLINK, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_I2S0, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
|
|
{TEGRA30_CLK_I2S1, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
|
|
{TEGRA30_CLK_I2S2, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
|
|
{TEGRA30_CLK_I2S3, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
|
|
{TEGRA30_CLK_I2S4, TEGRA30_CLK_PLL_A_OUT0, 11289600, 0},
|
|
{TEGRA30_CLK_SDMMC1, TEGRA30_CLK_PLL_P, 48000000, 0},
|
|
{TEGRA30_CLK_SDMMC2, TEGRA30_CLK_PLL_P, 48000000, 0},
|
|
{TEGRA30_CLK_SDMMC3, TEGRA30_CLK_PLL_P, 48000000, 0},
|
|
{TEGRA30_CLK_PLL_M, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_PCLK, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_CSITE, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_EMC, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_MSELECT, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_SBC1, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_SBC2, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_SBC3, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_SBC4, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_SBC5, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_SBC6, TEGRA30_CLK_PLL_P, 100000000, 0},
|
|
{TEGRA30_CLK_HOST1X, TEGRA30_CLK_PLL_C, 150000000, 0},
|
|
{TEGRA30_CLK_DISP1, TEGRA30_CLK_PLL_P, 600000000, 0},
|
|
{TEGRA30_CLK_DISP2, TEGRA30_CLK_PLL_P, 600000000, 0},
|
|
{TEGRA30_CLK_TWD, TEGRA30_CLK_CLK_MAX, 0, 1},
|
|
{TEGRA30_CLK_GR2D, TEGRA30_CLK_PLL_C, 300000000, 0},
|
|
{TEGRA30_CLK_GR3D, TEGRA30_CLK_PLL_C, 300000000, 0},
|
|
{TEGRA30_CLK_GR3D2, TEGRA30_CLK_PLL_C, 300000000, 0},
|
|
{TEGRA30_CLK_CLK_MAX, TEGRA30_CLK_CLK_MAX, 0, 0}, /* This MUST be the last entry. */
|
|
};
|
|
|
|
static void __init tegra30_clock_apply_init_table(void)
|
|
{
|
|
tegra_init_from_table(init_table, clks, TEGRA30_CLK_CLK_MAX);
|
|
}
|
|
|
|
/*
|
|
* Some clocks may be used by different drivers depending on the board
|
|
* configuration. List those here to register them twice in the clock lookup
|
|
* table under two names.
|
|
*/
|
|
static struct tegra_clk_duplicate tegra_clk_duplicates[] = {
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "utmip-pad", NULL),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "tegra-ehci.0", NULL),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_USBD, "tegra-otg", NULL),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEV, "tegra-avp", "bsev"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEV, "nvavp", "bsev"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_VDE, "tegra-aes", "vde"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEA, "tegra-aes", "bsea"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEA, "nvavp", "bsea"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML1, "tegra_sata_cml", NULL),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML0, "tegra_pcie", "cml"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_PCIEX, "tegra_pcie", "pciex"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_VCP, "nvavp", "vcp"),
|
|
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CLK_MAX, NULL, NULL), /* MUST be the last entry */
|
|
};
|
|
|
|
static const struct of_device_id pmc_match[] __initconst = {
|
|
{ .compatible = "nvidia,tegra30-pmc" },
|
|
{},
|
|
};
|
|
|
|
static void __init tegra30_clock_init(struct device_node *np)
|
|
{
|
|
struct device_node *node;
|
|
|
|
clk_base = of_iomap(np, 0);
|
|
if (!clk_base) {
|
|
pr_err("ioremap tegra30 CAR failed\n");
|
|
return;
|
|
}
|
|
|
|
node = of_find_matching_node(NULL, pmc_match);
|
|
if (!node) {
|
|
pr_err("Failed to find pmc node\n");
|
|
BUG();
|
|
}
|
|
|
|
pmc_base = of_iomap(node, 0);
|
|
if (!pmc_base) {
|
|
pr_err("Can't map pmc registers\n");
|
|
BUG();
|
|
}
|
|
|
|
clks = tegra_clk_init(TEGRA30_CLK_CLK_MAX, TEGRA30_CLK_PERIPH_BANKS);
|
|
if (!clks)
|
|
return;
|
|
|
|
if (tegra_osc_clk_init(clk_base, tegra30_clks, tegra30_input_freq,
|
|
ARRAY_SIZE(tegra30_input_freq), &input_freq, NULL) < 0)
|
|
return;
|
|
|
|
|
|
tegra_fixed_clk_init(tegra30_clks);
|
|
tegra30_pll_init();
|
|
tegra30_super_clk_init();
|
|
tegra30_periph_clk_init();
|
|
tegra_audio_clk_init(clk_base, pmc_base, tegra30_clks, &pll_a_params);
|
|
tegra_pmc_clk_init(pmc_base, tegra30_clks);
|
|
|
|
tegra_init_dup_clks(tegra_clk_duplicates, clks, TEGRA30_CLK_CLK_MAX);
|
|
|
|
tegra_add_of_provider(np);
|
|
tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
|
|
|
|
tegra_clk_apply_init_table = tegra30_clock_apply_init_table;
|
|
|
|
tegra_cpu_car_ops = &tegra30_cpu_car_ops;
|
|
}
|
|
CLK_OF_DECLARE(tegra30, "nvidia,tegra30-car", tegra30_clock_init);
|