These files are for code that runs on the CPU (A15) on Tegra124 boards. At this time, there is no A15-specific code here. The warmboot/LP0 files aren't included as that code hasn't been ported yet. Signed-off-by: Tom Warren <twarren@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> Tested-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>master
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#
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# (C) Copyright 2013-2014
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# NVIDIA Corporation <www.nvidia.com>
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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#
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# (C) Copyright 2013
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# NVIDIA Corporation <www.nvidia.com>
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# (C) Copyright 2002
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# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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CONFIG_ARCH_DEVICE_TREE := tegra124
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#
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# (C) Copyright 2013-2014
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# NVIDIA Corporation <www.nvidia.com>
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y += clock.o
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obj-y += funcmux.o
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obj-y += pinmux.o
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/*
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* (C) Copyright 2013 |
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* NVIDIA Corporation <www.nvidia.com> |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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/* Tegra124 Clock control functions */ |
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#include <common.h> |
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#include <asm/io.h> |
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#include <asm/arch/clock.h> |
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#include <asm/arch/sysctr.h> |
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#include <asm/arch/tegra.h> |
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#include <asm/arch-tegra/clk_rst.h> |
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#include <asm/arch-tegra/timer.h> |
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#include <div64.h> |
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#include <fdtdec.h> |
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/*
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* Clock types that we can use as a source. The Tegra124 has muxes for the |
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* peripheral clocks, and in most cases there are four options for the clock |
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* source. This gives us a clock 'type' and exploits what commonality exists |
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* in the device. |
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* |
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* Letters are obvious, except for T which means CLK_M, and S which means the |
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* clock derived from 32KHz. Beware that CLK_M (also called OSC in the |
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* datasheet) and PLL_M are different things. The former is the basic |
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* clock supplied to the SOC from an external oscillator. The latter is the |
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* memory clock PLL. |
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* |
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* See definitions in clock_id in the header file. |
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*/ |
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enum clock_type_id { |
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CLOCK_TYPE_AXPT, /* PLL_A, PLL_X, PLL_P, CLK_M */ |
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CLOCK_TYPE_MCPA, /* and so on */ |
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CLOCK_TYPE_MCPT, |
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CLOCK_TYPE_PCM, |
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CLOCK_TYPE_PCMT, |
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CLOCK_TYPE_PDCT, |
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CLOCK_TYPE_ACPT, |
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CLOCK_TYPE_ASPTE, |
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CLOCK_TYPE_PMDACD2T, |
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CLOCK_TYPE_PCST, |
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CLOCK_TYPE_PC2CC3M, |
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CLOCK_TYPE_PC2CC3S_T, |
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CLOCK_TYPE_PC2CC3M_T, |
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CLOCK_TYPE_PC2CC3M_T16, /* PC2CC3M_T, but w/16-bit divisor (I2C) */ |
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CLOCK_TYPE_MC2CC3P_A, |
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CLOCK_TYPE_M, |
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CLOCK_TYPE_MCPTM2C2C3, |
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CLOCK_TYPE_PC2CC3T_S, |
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CLOCK_TYPE_AC2CC3P_TS2, |
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CLOCK_TYPE_COUNT, |
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CLOCK_TYPE_NONE = -1, /* invalid clock type */ |
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}; |
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enum { |
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CLOCK_MAX_MUX = 8 /* number of source options for each clock */ |
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}; |
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/*
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* Clock source mux for each clock type. This just converts our enum into |
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* a list of mux sources for use by the code. |
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* |
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* Note: |
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* The extra column in each clock source array is used to store the mask |
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* bits in its register for the source. |
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*/ |
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#define CLK(x) CLOCK_ID_ ## x |
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static enum clock_id clock_source[CLOCK_TYPE_COUNT][CLOCK_MAX_MUX+1] = { |
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{ CLK(AUDIO), CLK(XCPU), CLK(PERIPH), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(AUDIO), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(PERIPH), CLK(CGENERAL), CLK(MEMORY), CLK(NONE), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(PERIPH), CLK(CGENERAL), CLK(MEMORY), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(PERIPH), CLK(DISPLAY), CLK(CGENERAL), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(AUDIO), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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{ CLK(AUDIO), CLK(SFROM32KHZ), CLK(PERIPH), CLK(OSC), |
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CLK(EPCI), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_29}, |
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{ CLK(PERIPH), CLK(MEMORY), CLK(DISPLAY), CLK(AUDIO), |
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CLK(CGENERAL), CLK(DISPLAY2), CLK(OSC), CLK(NONE), |
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MASK_BITS_31_29}, |
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{ CLK(PERIPH), CLK(CGENERAL), CLK(SFROM32KHZ), CLK(OSC), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_28}, |
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/* Additional clock types on Tegra114+ */ |
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/* CLOCK_TYPE_PC2CC3M */ |
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{ CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(MEMORY), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_PC2CC3S_T */ |
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{ CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(SFROM32KHZ), CLK(NONE), CLK(OSC), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_PC2CC3M_T */ |
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{ CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(MEMORY), CLK(NONE), CLK(OSC), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_PC2CC3M_T, w/16-bit divisor (I2C) */ |
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{ CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(MEMORY), CLK(NONE), CLK(OSC), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_MC2CC3P_A */ |
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{ CLK(MEMORY), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(PERIPH), CLK(NONE), CLK(AUDIO), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_M */ |
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{ CLK(MEMORY), CLK(NONE), CLK(NONE), CLK(NONE), |
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CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), |
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MASK_BITS_31_30}, |
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/* CLOCK_TYPE_MCPTM2C2C3 */ |
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{ CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), |
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CLK(MEMORY2), CLK(CGENERAL2), CLK(CGENERAL3), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_PC2CC3T_S */ |
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{ CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(OSC), CLK(NONE), CLK(SFROM32KHZ), CLK(NONE), |
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MASK_BITS_31_29}, |
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/* CLOCK_TYPE_AC2CC3P_TS2 */ |
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{ CLK(AUDIO), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), |
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CLK(PERIPH), CLK(NONE), CLK(OSC), CLK(SRC2), |
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MASK_BITS_31_29}, |
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}; |
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/*
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* Clock type for each peripheral clock source. We put the name in each |
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* record just so it is easy to match things up |
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*/ |
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#define TYPE(name, type) type |
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static enum clock_type_id clock_periph_type[PERIPHC_COUNT] = { |
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/* 0x00 */ |
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TYPE(PERIPHC_I2S1, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_I2S2, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_SPDIF_OUT, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_SPDIF_IN, CLOCK_TYPE_PC2CC3M), |
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TYPE(PERIPHC_PWM, CLOCK_TYPE_PC2CC3S_T), |
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TYPE(PERIPHC_05h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SBC2, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_SBC3, CLOCK_TYPE_PC2CC3M_T), |
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/* 0x08 */ |
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TYPE(PERIPHC_08h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_I2C1, CLOCK_TYPE_PC2CC3M_T16), |
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TYPE(PERIPHC_I2C5, CLOCK_TYPE_PC2CC3M_T16), |
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TYPE(PERIPHC_0bh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_0ch, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SBC1, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_DISP1, CLOCK_TYPE_PMDACD2T), |
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TYPE(PERIPHC_DISP2, CLOCK_TYPE_PMDACD2T), |
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/* 0x10 */ |
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TYPE(PERIPHC_10h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_11h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_VI, CLOCK_TYPE_MC2CC3P_A), |
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TYPE(PERIPHC_13h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SDMMC1, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_SDMMC2, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_16h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_17h, CLOCK_TYPE_NONE), |
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/* 0x18 */ |
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TYPE(PERIPHC_18h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SDMMC4, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_VFIR, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_1Bh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_1Ch, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_HSI, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_UART1, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_UART2, CLOCK_TYPE_PC2CC3M_T), |
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/* 0x20 */ |
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TYPE(PERIPHC_HOST1X, CLOCK_TYPE_MC2CC3P_A), |
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TYPE(PERIPHC_21h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_22h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_HDMI, CLOCK_TYPE_PMDACD2T), |
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TYPE(PERIPHC_24h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_25h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_I2C2, CLOCK_TYPE_PC2CC3M_T16), |
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TYPE(PERIPHC_EMC, CLOCK_TYPE_MCPTM2C2C3), |
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/* 0x28 */ |
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TYPE(PERIPHC_UART3, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_29h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_VI_SENSOR, CLOCK_TYPE_MC2CC3P_A), |
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TYPE(PERIPHC_2bh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_2ch, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SBC4, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_I2C3, CLOCK_TYPE_PC2CC3M_T16), |
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TYPE(PERIPHC_SDMMC3, CLOCK_TYPE_PC2CC3M_T), |
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/* 0x30 */ |
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TYPE(PERIPHC_UART4, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_UART5, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_VDE, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_OWR, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_NOR, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_CSITE, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_I2S0, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_DTV, CLOCK_TYPE_NONE), |
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/* 0x38 */ |
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TYPE(PERIPHC_38h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_39h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_3ah, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_3bh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_MSENC, CLOCK_TYPE_MC2CC3P_A), |
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TYPE(PERIPHC_TSEC, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_3eh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_OSC, CLOCK_TYPE_NONE), |
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/* 0x40 */ |
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TYPE(PERIPHC_40h, CLOCK_TYPE_NONE), /* start with 0x3b0 */ |
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TYPE(PERIPHC_MSELECT, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_TSENSOR, CLOCK_TYPE_PC2CC3T_S), |
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TYPE(PERIPHC_I2S3, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_I2S4, CLOCK_TYPE_AXPT), |
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TYPE(PERIPHC_I2C4, CLOCK_TYPE_PC2CC3M_T16), |
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TYPE(PERIPHC_SBC5, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_SBC6, CLOCK_TYPE_PC2CC3M_T), |
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/* 0x48 */ |
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TYPE(PERIPHC_AUDIO, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_49h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_DAM0, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_DAM1, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_DAM2, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_HDA2CODEC2X, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_ACTMON, CLOCK_TYPE_PC2CC3S_T), |
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TYPE(PERIPHC_EXTPERIPH1, CLOCK_TYPE_ASPTE), |
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/* 0x50 */ |
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TYPE(PERIPHC_EXTPERIPH2, CLOCK_TYPE_ASPTE), |
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TYPE(PERIPHC_EXTPERIPH3, CLOCK_TYPE_ASPTE), |
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TYPE(PERIPHC_52h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_I2CSLOW, CLOCK_TYPE_PC2CC3S_T), |
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TYPE(PERIPHC_SYS, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_55h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_56h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_57h, CLOCK_TYPE_NONE), |
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/* 0x58 */ |
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TYPE(PERIPHC_58h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_59h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_5ah, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_5bh, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SATAOOB, CLOCK_TYPE_PCMT), |
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TYPE(PERIPHC_SATA, CLOCK_TYPE_PCMT), |
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TYPE(PERIPHC_HDA, CLOCK_TYPE_PC2CC3M_T), |
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TYPE(PERIPHC_5fh, CLOCK_TYPE_NONE), |
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/* 0x60 */ |
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TYPE(PERIPHC_XUSB_CORE_HOST, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_XUSB_FALCON, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_XUSB_FS, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_XUSB_CORE_DEV, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_XUSB_SS, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_CILAB, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_CILCD, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_CILE, CLOCK_TYPE_NONE), |
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/* 0x68 */ |
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TYPE(PERIPHC_DSIA_LP, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_DSIB_LP, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_ENTROPY, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_DVFS_REF, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_DVFS_SOC, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_TRACECLKIN, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_ADX0, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_AMX0, CLOCK_TYPE_NONE), |
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/* 0x70 */ |
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TYPE(PERIPHC_EMC_LATENCY, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_SOC_THERM, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_72h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_73h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_74h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_75h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_VI_SENSOR2, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_I2C6, CLOCK_TYPE_PC2CC3M_T16), |
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/* 0x78 */ |
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TYPE(PERIPHC_78h, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_EMC_DLL, CLOCK_TYPE_MCPTM2C2C3), |
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TYPE(PERIPHC_HDMI_AUDIO, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_CLK72MHZ, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_ADX1, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_AMX1, CLOCK_TYPE_AC2CC3P_TS2), |
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TYPE(PERIPHC_VIC, CLOCK_TYPE_NONE), |
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TYPE(PERIPHC_7Fh, CLOCK_TYPE_NONE), |
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}; |
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/*
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* This array translates a periph_id to a periphc_internal_id |
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* |
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* Not present/matched up: |
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* uint vi_sensor; _VI_SENSOR_0, 0x1A8 |
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* SPDIF - which is both 0x08 and 0x0c |
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* |
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*/ |
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#define NONE(name) (-1) |
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#define OFFSET(name, value) PERIPHC_ ## name |
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static s8 periph_id_to_internal_id[PERIPH_ID_COUNT] = { |
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/* Low word: 31:0 */ |
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NONE(CPU), |
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NONE(COP), |
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NONE(TRIGSYS), |
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NONE(ISPB), |
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NONE(RESERVED4), |
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NONE(TMR), |
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PERIPHC_UART1, |
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PERIPHC_UART2, /* and vfir 0x68 */ |
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/* 8 */ |
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NONE(GPIO), |
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PERIPHC_SDMMC2, |
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PERIPHC_SPDIF_IN, |
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PERIPHC_I2S1, |
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PERIPHC_I2C1, |
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NONE(RESERVED13), |
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PERIPHC_SDMMC1, |
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PERIPHC_SDMMC4, |
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/* 16 */ |
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NONE(TCW), |
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PERIPHC_PWM, |
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PERIPHC_I2S2, |
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NONE(RESERVED19), |
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PERIPHC_VI, |
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NONE(RESERVED21), |
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NONE(USBD), |
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NONE(ISP), |
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/* 24 */ |
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NONE(RESERVED24), |
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NONE(RESERVED25), |
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PERIPHC_DISP2, |
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PERIPHC_DISP1, |
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PERIPHC_HOST1X, |
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NONE(VCP), |
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PERIPHC_I2S0, |
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NONE(CACHE2), |
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/* Middle word: 63:32 */ |
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NONE(MEM), |
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NONE(AHBDMA), |
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NONE(APBDMA), |
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NONE(RESERVED35), |
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NONE(RESERVED36), |
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NONE(STAT_MON), |
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NONE(RESERVED38), |
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NONE(FUSE), |
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/* 40 */ |
||||
NONE(KFUSE), |
||||
PERIPHC_SBC1, /* SBCx = SPIx */ |
||||
PERIPHC_NOR, |
||||
NONE(RESERVED43), |
||||
PERIPHC_SBC2, |
||||
NONE(XIO), |
||||
PERIPHC_SBC3, |
||||
PERIPHC_I2C5, |
||||
|
||||
/* 48 */ |
||||
NONE(DSI), |
||||
NONE(RESERVED49), |
||||
PERIPHC_HSI, |
||||
PERIPHC_HDMI, |
||||
NONE(CSI), |
||||
NONE(RESERVED53), |
||||
PERIPHC_I2C2, |
||||
PERIPHC_UART3, |
||||
|
||||
/* 56 */ |
||||
NONE(MIPI_CAL), |
||||
PERIPHC_EMC, |
||||
NONE(USB2), |
||||
NONE(USB3), |
||||
NONE(RESERVED60), |
||||
PERIPHC_VDE, |
||||
NONE(BSEA), |
||||
NONE(BSEV), |
||||
|
||||
/* Upper word 95:64 */ |
||||
NONE(RESERVED64), |
||||
PERIPHC_UART4, |
||||
PERIPHC_UART5, |
||||
PERIPHC_I2C3, |
||||
PERIPHC_SBC4, |
||||
PERIPHC_SDMMC3, |
||||
NONE(PCIE), |
||||
PERIPHC_OWR, |
||||
|
||||
/* 72 */ |
||||
NONE(AFI), |
||||
PERIPHC_CSITE, |
||||
NONE(PCIEXCLK), |
||||
NONE(AVPUCQ), |
||||
NONE(LA), |
||||
NONE(TRACECLKIN), |
||||
NONE(SOC_THERM), |
||||
NONE(DTV), |
||||
|
||||
/* 80 */ |
||||
NONE(RESERVED80), |
||||
PERIPHC_I2CSLOW, |
||||
NONE(DSIB), |
||||
PERIPHC_TSEC, |
||||
NONE(RESERVED84), |
||||
NONE(RESERVED85), |
||||
NONE(RESERVED86), |
||||
NONE(EMUCIF), |
||||
|
||||
/* 88 */ |
||||
NONE(RESERVED88), |
||||
NONE(XUSB_HOST), |
||||
NONE(RESERVED90), |
||||
PERIPHC_MSENC, |
||||
NONE(RESERVED92), |
||||
NONE(RESERVED93), |
||||
NONE(RESERVED94), |
||||
NONE(XUSB_DEV), |
||||
|
||||
/* V word: 31:0 */ |
||||
NONE(CPUG), |
||||
NONE(CPULP), |
||||
NONE(V_RESERVED2), |
||||
PERIPHC_MSELECT, |
||||
NONE(V_RESERVED4), |
||||
PERIPHC_I2S3, |
||||
PERIPHC_I2S4, |
||||
PERIPHC_I2C4, |
||||
|
||||
/* 104 */ |
||||
PERIPHC_SBC5, |
||||
PERIPHC_SBC6, |
||||
PERIPHC_AUDIO, |
||||
NONE(APBIF), |
||||
PERIPHC_DAM0, |
||||
PERIPHC_DAM1, |
||||
PERIPHC_DAM2, |
||||
PERIPHC_HDA2CODEC2X, |
||||
|
||||
/* 112 */ |
||||
NONE(ATOMICS), |
||||
NONE(V_RESERVED17), |
||||
NONE(V_RESERVED18), |
||||
NONE(V_RESERVED19), |
||||
NONE(V_RESERVED20), |
||||
NONE(V_RESERVED21), |
||||
NONE(V_RESERVED22), |
||||
PERIPHC_ACTMON, |
||||
|
||||
/* 120 */ |
||||
NONE(EXTPERIPH1), |
||||
NONE(EXTPERIPH2), |
||||
NONE(EXTPERIPH3), |
||||
NONE(OOB), |
||||
PERIPHC_SATA, |
||||
PERIPHC_HDA, |
||||
NONE(TZRAM), |
||||
NONE(SE), |
||||
|
||||
/* W word: 31:0 */ |
||||
NONE(HDA2HDMICODEC), |
||||
NONE(SATACOLD), |
||||
NONE(W_RESERVED2), |
||||
NONE(W_RESERVED3), |
||||
NONE(W_RESERVED4), |
||||
NONE(W_RESERVED5), |
||||
NONE(W_RESERVED6), |
||||
NONE(W_RESERVED7), |
||||
|
||||
/* 136 */ |
||||
NONE(CEC), |
||||
NONE(W_RESERVED9), |
||||
NONE(W_RESERVED10), |
||||
NONE(W_RESERVED11), |
||||
NONE(W_RESERVED12), |
||||
NONE(W_RESERVED13), |
||||
NONE(XUSB_PADCTL), |
||||
NONE(W_RESERVED15), |
||||
|
||||
/* 144 */ |
||||
NONE(W_RESERVED16), |
||||
NONE(W_RESERVED17), |
||||
NONE(W_RESERVED18), |
||||
NONE(W_RESERVED19), |
||||
NONE(W_RESERVED20), |
||||
NONE(ENTROPY), |
||||
NONE(DDS), |
||||
NONE(W_RESERVED23), |
||||
|
||||
/* 152 */ |
||||
NONE(DP2), |
||||
NONE(AMX0), |
||||
NONE(ADX0), |
||||
NONE(DVFS), |
||||
NONE(XUSB_SS), |
||||
NONE(W_RESERVED29), |
||||
NONE(W_RESERVED30), |
||||
NONE(W_RESERVED31), |
||||
|
||||
/* X word: 31:0 */ |
||||
NONE(SPARE), |
||||
NONE(X_RESERVED1), |
||||
NONE(X_RESERVED2), |
||||
NONE(X_RESERVED3), |
||||
NONE(CAM_MCLK), |
||||
NONE(CAM_MCLK2), |
||||
PERIPHC_I2C6, |
||||
NONE(X_RESERVED7), |
||||
|
||||
/* 168 */ |
||||
NONE(X_RESERVED8), |
||||
NONE(X_RESERVED9), |
||||
NONE(X_RESERVED10), |
||||
NONE(VIM2_CLK), |
||||
NONE(X_RESERVED12), |
||||
NONE(X_RESERVED13), |
||||
NONE(EMC_DLL), |
||||
NONE(X_RESERVED15), |
||||
|
||||
/* 176 */ |
||||
NONE(HDMI_AUDIO), |
||||
NONE(CLK72MHZ), |
||||
NONE(VIC), |
||||
NONE(X_RESERVED19), |
||||
NONE(ADX1), |
||||
NONE(DPAUX), |
||||
NONE(SOR0), |
||||
NONE(X_RESERVED23), |
||||
|
||||
/* 184 */ |
||||
NONE(GPU), |
||||
NONE(AMX1), |
||||
NONE(X_RESERVED26), |
||||
NONE(X_RESERVED27), |
||||
NONE(X_RESERVED28), |
||||
NONE(X_RESERVED29), |
||||
NONE(X_RESERVED30), |
||||
NONE(X_RESERVED31), |
||||
}; |
||||
|
||||
/*
|
||||
* Get the oscillator frequency, from the corresponding hardware configuration |
||||
* field. Note that Tegra30+ support 3 new higher freqs, but we map back |
||||
* to the old T20 freqs. Support for the higher oscillators is TBD. |
||||
*/ |
||||
enum clock_osc_freq clock_get_osc_freq(void) |
||||
{ |
||||
struct clk_rst_ctlr *clkrst = |
||||
(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; |
||||
u32 reg; |
||||
|
||||
reg = readl(&clkrst->crc_osc_ctrl); |
||||
reg = (reg & OSC_FREQ_MASK) >> OSC_FREQ_SHIFT; |
||||
|
||||
if (reg & 1) /* one of the newer freqs */ |
||||
printf("Warning: OSC_FREQ is unsupported! (%d)\n", reg); |
||||
|
||||
return reg >> 2; /* Map to most common (T20) freqs */ |
||||
} |
||||
|
||||
/* Returns a pointer to the clock source register for a peripheral */ |
||||
u32 *get_periph_source_reg(enum periph_id periph_id) |
||||
{ |
||||
struct clk_rst_ctlr *clkrst = |
||||
(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; |
||||
enum periphc_internal_id internal_id; |
||||
|
||||
/* Coresight is a special case */ |
||||
if (periph_id == PERIPH_ID_CSI) |
||||
return &clkrst->crc_clk_src[PERIPH_ID_CSI+1]; |
||||
|
||||
assert(periph_id >= PERIPH_ID_FIRST && periph_id < PERIPH_ID_COUNT); |
||||
internal_id = periph_id_to_internal_id[periph_id]; |
||||
assert(internal_id != -1); |
||||
if (internal_id >= PERIPHC_VW_FIRST) { |
||||
internal_id -= PERIPHC_VW_FIRST; |
||||
return &clkrst->crc_clk_src_vw[internal_id]; |
||||
} else { |
||||
return &clkrst->crc_clk_src[internal_id]; |
||||
} |
||||
} |
||||
|
||||
/**
|
||||
* Given a peripheral ID and the required source clock, this returns which |
||||
* value should be programmed into the source mux for that peripheral. |
||||
* |
||||
* There is special code here to handle the one source type with 5 sources. |
||||
* |
||||
* @param periph_id peripheral to start |
||||
* @param source PLL id of required parent clock |
||||
* @param mux_bits Set to number of bits in mux register: 2 or 4 |
||||
* @param divider_bits Set to number of divider bits (8 or 16) |
||||
* @return mux value (0-4, or -1 if not found) |
||||
*/ |
||||
int get_periph_clock_source(enum periph_id periph_id, |
||||
enum clock_id parent, int *mux_bits, int *divider_bits) |
||||
{ |
||||
enum clock_type_id type; |
||||
enum periphc_internal_id internal_id; |
||||
int mux; |
||||
|
||||
assert(clock_periph_id_isvalid(periph_id)); |
||||
|
||||
internal_id = periph_id_to_internal_id[periph_id]; |
||||
assert(periphc_internal_id_isvalid(internal_id)); |
||||
|
||||
type = clock_periph_type[internal_id]; |
||||
assert(clock_type_id_isvalid(type)); |
||||
|
||||
*mux_bits = clock_source[type][CLOCK_MAX_MUX]; |
||||
|
||||
if (type == CLOCK_TYPE_PC2CC3M_T16) |
||||
*divider_bits = 16; |
||||
else |
||||
*divider_bits = 8; |
||||
|
||||
for (mux = 0; mux < CLOCK_MAX_MUX; mux++) |
||||
if (clock_source[type][mux] == parent) |
||||
return mux; |
||||
|
||||
/* if we get here, either us or the caller has made a mistake */ |
||||
printf("Caller requested bad clock: periph=%d, parent=%d\n", periph_id, |
||||
parent); |
||||
return -1; |
||||
} |
||||
|
||||
void clock_set_enable(enum periph_id periph_id, int enable) |
||||
{ |
||||
struct clk_rst_ctlr *clkrst = |
||||
(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; |
||||
u32 *clk; |
||||
u32 reg; |
||||
|
||||
/* Enable/disable the clock to this peripheral */ |
||||
assert(clock_periph_id_isvalid(periph_id)); |
||||
if ((int)periph_id < (int)PERIPH_ID_VW_FIRST) |
||||
clk = &clkrst->crc_clk_out_enb[PERIPH_REG(periph_id)]; |
||||
else |
||||
clk = &clkrst->crc_clk_out_enb_vw[PERIPH_REG(periph_id)]; |
||||
reg = readl(clk); |
||||
if (enable) |
||||
reg |= PERIPH_MASK(periph_id); |
||||
else |
||||
reg &= ~PERIPH_MASK(periph_id); |
||||
writel(reg, clk); |
||||
} |
||||
|
||||
void reset_set_enable(enum periph_id periph_id, int enable) |
||||
{ |
||||
struct clk_rst_ctlr *clkrst = |
||||
(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; |
||||
u32 *reset; |
||||
u32 reg; |
||||
|
||||
/* Enable/disable reset to the peripheral */ |
||||
assert(clock_periph_id_isvalid(periph_id)); |
||||
if (periph_id < PERIPH_ID_VW_FIRST) |
||||
reset = &clkrst->crc_rst_dev[PERIPH_REG(periph_id)]; |
||||
else |
||||
reset = &clkrst->crc_rst_dev_vw[PERIPH_REG(periph_id)]; |
||||
reg = readl(reset); |
||||
if (enable) |
||||
reg |= PERIPH_MASK(periph_id); |
||||
else |
||||
reg &= ~PERIPH_MASK(periph_id); |
||||
writel(reg, reset); |
||||
} |
||||
|
||||
#ifdef CONFIG_OF_CONTROL |
||||
/*
|
||||
* Convert a device tree clock ID to our peripheral ID. They are mostly |
||||
* the same but we are very cautious so we check that a valid clock ID is |
||||
* provided. |
||||
* |
||||
* @param clk_id Clock ID according to tegra124 device tree binding |
||||
* @return peripheral ID, or PERIPH_ID_NONE if the clock ID is invalid |
||||
*/ |
||||
enum periph_id clk_id_to_periph_id(int clk_id) |
||||
{ |
||||
if (clk_id > PERIPH_ID_COUNT) |
||||
return PERIPH_ID_NONE; |
||||
|
||||
switch (clk_id) { |
||||
case PERIPH_ID_RESERVED4: |
||||
case PERIPH_ID_RESERVED25: |
||||
case PERIPH_ID_RESERVED35: |
||||
case PERIPH_ID_RESERVED36: |
||||
case PERIPH_ID_RESERVED38: |
||||
case PERIPH_ID_RESERVED43: |
||||
case PERIPH_ID_RESERVED49: |
||||
case PERIPH_ID_RESERVED53: |
||||
case PERIPH_ID_RESERVED64: |
||||
case PERIPH_ID_RESERVED84: |
||||
case PERIPH_ID_RESERVED85: |
||||
case PERIPH_ID_RESERVED86: |
||||
case PERIPH_ID_RESERVED88: |
||||
case PERIPH_ID_RESERVED90: |
||||
case PERIPH_ID_RESERVED92: |
||||
case PERIPH_ID_RESERVED93: |
||||
case PERIPH_ID_RESERVED94: |
||||
case PERIPH_ID_V_RESERVED2: |
||||
case PERIPH_ID_V_RESERVED4: |
||||
case PERIPH_ID_V_RESERVED17: |
||||
case PERIPH_ID_V_RESERVED18: |
||||
case PERIPH_ID_V_RESERVED19: |
||||
case PERIPH_ID_V_RESERVED20: |
||||
case PERIPH_ID_V_RESERVED21: |
||||
case PERIPH_ID_V_RESERVED22: |
||||
case PERIPH_ID_W_RESERVED2: |
||||
case PERIPH_ID_W_RESERVED3: |
||||
case PERIPH_ID_W_RESERVED4: |
||||
case PERIPH_ID_W_RESERVED5: |
||||
case PERIPH_ID_W_RESERVED6: |
||||
case PERIPH_ID_W_RESERVED7: |
||||
case PERIPH_ID_W_RESERVED9: |
||||
case PERIPH_ID_W_RESERVED10: |
||||
case PERIPH_ID_W_RESERVED11: |
||||
case PERIPH_ID_W_RESERVED12: |
||||
case PERIPH_ID_W_RESERVED13: |
||||
case PERIPH_ID_W_RESERVED15: |
||||
case PERIPH_ID_W_RESERVED16: |
||||
case PERIPH_ID_W_RESERVED17: |
||||
case PERIPH_ID_W_RESERVED18: |
||||
case PERIPH_ID_W_RESERVED19: |
||||
case PERIPH_ID_W_RESERVED20: |
||||
case PERIPH_ID_W_RESERVED23: |
||||
case PERIPH_ID_W_RESERVED29: |
||||
case PERIPH_ID_W_RESERVED30: |
||||
case PERIPH_ID_W_RESERVED31: |
||||
return PERIPH_ID_NONE; |
||||
default: |
||||
return clk_id; |
||||
} |
||||
} |
||||
#endif /* CONFIG_OF_CONTROL */ |
||||
|
||||
void clock_early_init(void) |
||||
{ |
||||
struct clk_rst_ctlr *clkrst = |
||||
(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; |
||||
|
||||
tegra30_set_up_pllp(); |
||||
|
||||
/*
|
||||
* PLLC output frequency set to 600Mhz |
||||
* PLLD output frequency set to 925Mhz |
||||
*/ |
||||
switch (clock_get_osc_freq()) { |
||||
case CLOCK_OSC_FREQ_12_0: /* OSC is 12Mhz */ |
||||
clock_set_rate(CLOCK_ID_CGENERAL, 600, 12, 0, 8); |
||||
clock_set_rate(CLOCK_ID_DISPLAY, 925, 12, 0, 12); |
||||
break; |
||||
|
||||
case CLOCK_OSC_FREQ_26_0: /* OSC is 26Mhz */ |
||||
clock_set_rate(CLOCK_ID_CGENERAL, 600, 26, 0, 8); |
||||
clock_set_rate(CLOCK_ID_DISPLAY, 925, 26, 0, 12); |
||||
break; |
||||
|
||||
case CLOCK_OSC_FREQ_13_0: /* OSC is 13Mhz */ |
||||
clock_set_rate(CLOCK_ID_CGENERAL, 600, 13, 0, 8); |
||||
clock_set_rate(CLOCK_ID_DISPLAY, 925, 13, 0, 12); |
||||
break; |
||||
case CLOCK_OSC_FREQ_19_2: |
||||
default: |
||||
/*
|
||||
* These are not supported. It is too early to print a |
||||
* message and the UART likely won't work anyway due to the |
||||
* oscillator being wrong. |
||||
*/ |
||||
break; |
||||
} |
||||
|
||||
/* PLLC_MISC2: Set dynramp_stepA/B. MISC2 maps to pll_out[1] */ |
||||
writel(0x00561600, &clkrst->crc_pll[CLOCK_ID_CGENERAL].pll_out[1]); |
||||
|
||||
/* PLLC_MISC: Set LOCK_ENABLE */ |
||||
writel(0x01000000, &clkrst->crc_pll[CLOCK_ID_CGENERAL].pll_misc); |
||||
udelay(2); |
||||
|
||||
/* PLLD_MISC: Set CLKENABLE, CPCON 12, LFCON 1 */ |
||||
writel(0x40000C10, &clkrst->crc_pll[CLOCK_ID_DISPLAY].pll_misc); |
||||
udelay(2); |
||||
} |
||||
|
||||
void arch_timer_init(void) |
||||
{ |
||||
struct sysctr_ctlr *sysctr = (struct sysctr_ctlr *)NV_PA_TSC_BASE; |
||||
u32 freq, val; |
||||
|
||||
freq = clock_get_rate(CLOCK_ID_OSC); |
||||
debug("%s: osc freq is %dHz [0x%08X]\n", __func__, freq, freq); |
||||
|
||||
/* ARM CNTFRQ */ |
||||
asm("mcr p15, 0, %0, c14, c0, 0\n" : : "r" (freq)); |
||||
|
||||
/* Only Tegra114+ has the System Counter regs */ |
||||
debug("%s: setting CNTFID0 to 0x%08X\n", __func__, freq); |
||||
writel(freq, &sysctr->cntfid0); |
||||
|
||||
val = readl(&sysctr->cntcr); |
||||
val |= TSC_CNTCR_ENABLE | TSC_CNTCR_HDBG; |
||||
writel(val, &sysctr->cntcr); |
||||
debug("%s: TSC CNTCR = 0x%08X\n", __func__, val); |
||||
} |
@ -0,0 +1,69 @@ |
||||
/*
|
||||
* (C) Copyright 2013 |
||||
* NVIDIA Corporation <www.nvidia.com> |
||||
* |
||||
* SPDX-License-Identifier: GPL-2.0+ |
||||
*/ |
||||
|
||||
/* Tegra124 high-level function multiplexing */ |
||||
|
||||
#include <common.h> |
||||
#include <asm/arch/clock.h> |
||||
#include <asm/arch/funcmux.h> |
||||
#include <asm/arch/pinmux.h> |
||||
|
||||
int funcmux_select(enum periph_id id, int config) |
||||
{ |
||||
int bad_config = config != FUNCMUX_DEFAULT; |
||||
|
||||
switch (id) { |
||||
case PERIPH_ID_UART4: |
||||
switch (config) { |
||||
case FUNCMUX_UART4_GPIO: /* TXD,RXD,CTS,RTS */ |
||||
pinmux_set_func(PINGRP_GPIO_PJ7, PMUX_FUNC_UARTD); |
||||
pinmux_set_func(PINGRP_GPIO_PB0, PMUX_FUNC_UARTD); |
||||
pinmux_set_func(PINGRP_GPIO_PB1, PMUX_FUNC_UARTD); |
||||
pinmux_set_func(PINGRP_GPIO_PK7, PMUX_FUNC_UARTD); |
||||
|
||||
pinmux_set_io(PINGRP_GPIO_PJ7, PMUX_PIN_OUTPUT); |
||||
pinmux_set_io(PINGRP_GPIO_PB0, PMUX_PIN_INPUT); |
||||
pinmux_set_io(PINGRP_GPIO_PB1, PMUX_PIN_INPUT); |
||||
pinmux_set_io(PINGRP_GPIO_PK7, PMUX_PIN_OUTPUT); |
||||
|
||||
pinmux_tristate_disable(PINGRP_GPIO_PJ7); |
||||
pinmux_tristate_disable(PINGRP_GPIO_PB0); |
||||
pinmux_tristate_disable(PINGRP_GPIO_PB1); |
||||
pinmux_tristate_disable(PINGRP_GPIO_PK7); |
||||
break; |
||||
} |
||||
break; |
||||
|
||||
case PERIPH_ID_UART1: |
||||
switch (config) { |
||||
case FUNCMUX_UART1_KBC: |
||||
pinmux_set_func(PINGRP_KB_ROW9, PMUX_FUNC_UARTA); |
||||
pinmux_set_func(PINGRP_KB_ROW10, PMUX_FUNC_UARTA); |
||||
|
||||
pinmux_set_io(PINGRP_KB_ROW9, PMUX_PIN_OUTPUT); |
||||
pinmux_set_io(PINGRP_KB_ROW10, PMUX_PIN_INPUT); |
||||
|
||||
pinmux_tristate_disable(PINGRP_KB_ROW9); |
||||
pinmux_tristate_disable(PINGRP_KB_ROW10); |
||||
break; |
||||
} |
||||
break; |
||||
|
||||
/* Add other periph IDs here as needed */ |
||||
|
||||
default: |
||||
debug("%s: invalid periph_id %d", __func__, id); |
||||
return -1; |
||||
} |
||||
|
||||
if (bad_config) { |
||||
debug("%s: invalid config %d for periph_id %d", __func__, |
||||
config, id); |
||||
return -1; |
||||
} |
||||
return 0; |
||||
} |
@ -0,0 +1,730 @@ |
||||
/*
|
||||
* (C) Copyright 2013 |
||||
* NVIDIA Corporation <www.nvidia.com> |
||||
* |
||||
* SPDX-License-Identifier: GPL-2.0+ |
||||
*/ |
||||
|
||||
/* Tegra124 pin multiplexing functions */ |
||||
|
||||
#include <common.h> |
||||
#include <asm/io.h> |
||||
#include <asm/arch/tegra.h> |
||||
#include <asm/arch/pinmux.h> |
||||
|
||||
struct tegra_pingroup_desc { |
||||
const char *name; |
||||
enum pmux_func funcs[4]; |
||||
enum pmux_func func_safe; |
||||
enum pmux_vddio vddio; |
||||
enum pmux_pin_io io; |
||||
}; |
||||
|
||||
#define PMUX_MUXCTL_SHIFT 0 |
||||
#define PMUX_PULL_SHIFT 2 |
||||
#define PMUX_TRISTATE_SHIFT 4 |
||||
#define PMUX_TRISTATE_MASK (1 << PMUX_TRISTATE_SHIFT) |
||||
#define PMUX_IO_SHIFT 5 |
||||
#define PMUX_OD_SHIFT 6 |
||||
#define PMUX_LOCK_SHIFT 7 |
||||
#define PMUX_IO_RESET_SHIFT 8 |
||||
#define PMUX_RCV_SEL_SHIFT 9 |
||||
|
||||
#define PGRP_HSM_SHIFT 2 |
||||
#define PGRP_SCHMT_SHIFT 3 |
||||
#define PGRP_LPMD_SHIFT 4 |
||||
#define PGRP_LPMD_MASK (3 << PGRP_LPMD_SHIFT) |
||||
#define PGRP_DRVDN_SHIFT 12 |
||||
#define PGRP_DRVDN_MASK (0x7F << PGRP_DRVDN_SHIFT) |
||||
#define PGRP_DRVUP_SHIFT 20 |
||||
#define PGRP_DRVUP_MASK (0x7F << PGRP_DRVUP_SHIFT) |
||||
#define PGRP_SLWR_SHIFT 28 |
||||
#define PGRP_SLWR_MASK (3 << PGRP_SLWR_SHIFT) |
||||
#define PGRP_SLWF_SHIFT 30 |
||||
#define PGRP_SLWF_MASK (3 << PGRP_SLWF_SHIFT) |
||||
|
||||
/* Convenient macro for defining pin group properties */ |
||||
#define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ |
||||
{ \
|
||||
.vddio = PMUX_VDDIO_ ## vdd, \
|
||||
.funcs = { \
|
||||
PMUX_FUNC_ ## f0, \
|
||||
PMUX_FUNC_ ## f1, \
|
||||
PMUX_FUNC_ ## f2, \
|
||||
PMUX_FUNC_ ## f3, \
|
||||
}, \
|
||||
.func_safe = PMUX_FUNC_RSVD1, \
|
||||
.io = PMUX_PIN_ ## iod, \
|
||||
} |
||||
|
||||
/* Input and output pins */ |
||||
#define PINI(pg_name, vdd, f0, f1, f2, f3) \ |
||||
PIN(pg_name, vdd, f0, f1, f2, f3, INPUT) |
||||
#define PINO(pg_name, vdd, f0, f1, f2, f3) \ |
||||
PIN(pg_name, vdd, f0, f1, f2, f3, OUTPUT) |
||||
|
||||
/* A pin group number which is not used */ |
||||
#define PIN_RESERVED \ |
||||
PIN(NONE, NONE, INVALID, INVALID, INVALID, INVALID, NONE) |
||||
|
||||
const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = { |
||||
/* NAME VDD f0 f1 f2 f3 */ |
||||
PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA1, BB, SPI3, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA2, BB, SPI3, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA3, BB, SPI3, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA4, BB, SPI2, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA5, BB, SPI2, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA6, BB, SPI2, HSI, UARTA, ULPI), |
||||
PINI(ULPI_DATA7, BB, SPI2, HSI, UARTA, ULPI), |
||||
PINI(ULPI_CLK, BB, SPI1, SPI5, UARTD, ULPI), |
||||
PINI(ULPI_DIR, BB, SPI1, SPI5, UARTD, ULPI), |
||||
PINI(ULPI_NXT, BB, SPI1, SPI5, UARTD, ULPI), |
||||
PINI(ULPI_STP, BB, SPI1, SPI5, UARTD, ULPI), |
||||
PINI(DAP3_FS, BB, I2S2, SPI5, DISPA, DISPB), |
||||
PINI(DAP3_DIN, BB, I2S2, SPI5, DISPA, DISPB), |
||||
PINI(DAP3_DOUT, BB, I2S2, SPI5, DISPA, DISPB), |
||||
PINI(DAP3_SCLK, BB, I2S2, SPI5, DISPA, DISPB), |
||||
PINI(GPIO_PV0, BB, USB, RSVD2, RSVD3, RSVD4), |
||||
PINI(GPIO_PV1, BB, RSVD1, RSVD2, RSVD3, RSVD4), |
||||
PINI(SDMMC1_CLK, SDMMC1, SDMMC1, CLK12, RSVD3, RSVD4), |
||||
PINI(SDMMC1_CMD, SDMMC1, SDMMC1, SPDIF, SPI4, UARTA), |
||||
PINI(SDMMC1_DAT3, SDMMC1, SDMMC1, SPDIF, SPI4, UARTA), |
||||
PINI(SDMMC1_DAT2, SDMMC1, SDMMC1, PWM0, SPI4, UARTA), |
||||
PINI(SDMMC1_DAT1, SDMMC1, SDMMC1, PWM1, SPI4, UARTA), |
||||
PINI(SDMMC1_DAT0, SDMMC1, SDMMC1, RSVD2, SPI4, UARTA), |
||||
PIN_RESERVED, /* Reserved: 0x3060 - 0x3064 */ |
||||
PIN_RESERVED, |
||||
PINI(CLK2_OUT, SDMMC1, EXTPERIPH2, RSVD2, RSVD3, RSVD4), |
||||
PINI(CLK2_REQ, SDMMC1, DAP, RSVD2, RSVD3, RSVD4), |
||||
PIN_RESERVED, /* Reserved: 0x3070 - 0x310c */ |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PINI(HDMI_INT, LCD, RSVD1, RSVD2, RSVD3, RSVD4), |
||||
PINI(DDC_SCL, LCD, I2C4, RSVD2, RSVD3, RSVD4), |
||||
PINI(DDC_SDA, LCD, I2C4, RSVD2, RSVD3, RSVD4), |
||||
PIN_RESERVED, /* Reserved: 0x311c - 0x3160 */ |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PINI(UART2_RXD, UART, UARTB, SPDIF, UARTA, SPI4), |
||||
PINI(UART2_TXD, UART, UARTB, SPDIF, UARTA, SPI4), |
||||
PINI(UART2_RTS_N, UART, UARTA, UARTB, RSVD3, SPI4), |
||||
PINI(UART2_CTS_N, UART, UARTA, UARTB, RSVD3, SPI4), |
||||
PINI(UART3_TXD, UART, UARTC, RSVD2, RSVD3, SPI4), |
||||
PINI(UART3_RXD, UART, UARTC, RSVD2, RSVD3, SPI4), |
||||
PINI(UART3_CTS_N, UART, UARTC, SDMMC1, DTV, SPI4), |
||||
PINI(UART3_RTS_N, UART, UARTC, PWM0, DTV, DISPA), |
||||
PINI(GPIO_PU0, UART, OWR, UARTA, RSVD3, RSVD4), |
||||
PINI(GPIO_PU1, UART, RSVD1, UARTA, RSVD3, RSVD4), |
||||
PINI(GPIO_PU2, UART, RSVD1, UARTA, RSVD3, RSVD4), |
||||
PINI(GPIO_PU3, UART, PWM0, UARTA, DISPA, DISPB), |
||||
PINI(GPIO_PU4, UART, PWM1, UARTA, DISPA, DISPB), |
||||
PINI(GPIO_PU5, UART, PWM2, UARTA, DISPA, DISPB), |
||||
PINI(GPIO_PU6, UART, PWM3, UARTA, USB, DISPB), |
||||
PINI(GEN1_I2C_SDA, UART, I2C1, RSVD2, RSVD3, RSVD4), |
||||
PINI(GEN1_I2C_SCL, UART, I2C1, RSVD2, RSVD3, RSVD4), |
||||
PINI(DAP4_FS, UART, I2S3, RSVD2, DTV, RSVD4), |
||||
PINI(DAP4_DIN, UART, I2S3, RSVD2, RSVD3, RSVD4), |
||||
PINI(DAP4_DOUT, UART, I2S3, RSVD2, DTV, RSVD4), |
||||
PINI(DAP4_SCLK, UART, I2S3, RSVD2, RSVD3, RSVD4), |
||||
PINI(CLK3_OUT, UART, EXTPERIPH3, RSVD2, RSVD3, RSVD4), |
||||
PINI(CLK3_REQ, UART, DEV3, RSVD2, RSVD3, RSVD4), |
||||
PINI(GMI_WP_N, GMI, RSVD1, NAND, GMI, GMI_ALT), |
||||
PINI(GMI_IORDY, GMI, SDMMC2, RSVD2, GMI, TRACE), |
||||
PINI(GMI_WAIT, GMI, SPI4, NAND, GMI, DTV), |
||||
PINI(GMI_ADV_N, GMI, RSVD1, NAND, GMI, TRACE), |
||||
PINI(GMI_CLK, GMI, SDMMC2, NAND, GMI, TRACE), |
||||
PINI(GMI_CS0_N, GMI, RSVD1, NAND, GMI, USB), |
||||
PINI(GMI_CS1_N, GMI, RSVD1, NAND, GMI, SOC), |
||||
PINI(GMI_CS2_N, GMI, SDMMC2, NAND, GMI, TRACE), |
||||
PINI(GMI_CS3_N, GMI, SDMMC2, NAND, GMI, GMI_ALT), |
||||
PINI(GMI_CS4_N, GMI, USB, NAND, GMI, TRACE), |
||||
PINI(GMI_CS6_N, GMI, NAND, NAND_ALT, GMI, SPI4), |
||||
PINI(GMI_CS7_N, GMI, NAND, NAND_ALT, GMI, SDMMC2), |
||||
PINI(GMI_AD0, GMI, RSVD1, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD1, GMI, RSVD1, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD2, GMI, RSVD1, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD3, GMI, RSVD1, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD4, GMI, RSVD1, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD5, GMI, RSVD1, NAND, GMI, SPI4), |
||||
PINI(GMI_AD6, GMI, RSVD1, NAND, GMI, SPI4), |
||||
PINI(GMI_AD7, GMI, RSVD1, NAND, GMI, SPI4), |
||||
PINI(GMI_AD8, GMI, PWM0, NAND, GMI, DTV), |
||||
PINI(GMI_AD9, GMI, PWM1, NAND, GMI, CLDVFS), |
||||
PINI(GMI_AD10, GMI, PWM2, NAND, GMI, CLDVFS), |
||||
PINI(GMI_AD11, GMI, PWM3, NAND, GMI, USB), |
||||
PINI(GMI_AD12, GMI, SDMMC2, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD13, GMI, SDMMC2, NAND, GMI, RSVD4), |
||||
PINI(GMI_AD14, GMI, SDMMC2, NAND, GMI, DTV), |
||||
PINI(GMI_AD15, GMI, SDMMC2, NAND, GMI, DTV), |
||||
PINI(GMI_A16, GMI, UARTD, TRACE, GMI, GMI_ALT), |
||||
PINI(GMI_A17, GMI, UARTD, RSVD2, GMI, TRACE), |
||||
PINI(GMI_A18, GMI, UARTD, RSVD2, GMI, TRACE), |
||||
PINI(GMI_A19, GMI, UARTD, SPI4, GMI, TRACE), |
||||
PINI(GMI_WR_N, GMI, RSVD1, NAND, GMI, SPI4), |
||||
PINI(GMI_OE_N, GMI, RSVD1, NAND, GMI, SOC), |
||||
PINI(GMI_DQS, GMI, SDMMC2, NAND, GMI, TRACE), |
||||
PINI(GMI_RST_N, GMI, NAND, NAND_ALT, GMI, RSVD4), |
||||
PINI(GEN2_I2C_SCL, GMI, I2C2, RSVD2, GMI, RSVD4), |
||||
PINI(GEN2_I2C_SDA, GMI, I2C2, RSVD2, GMI, RSVD4), |
||||
PINI(SDMMC4_CLK, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
||||
PINI(SDMMC4_CMD, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT0, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT1, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT2, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT3, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT4, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT5, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT6, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
||||
PINI(SDMMC4_DAT7, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
||||
PIN_RESERVED, /* Reserved: 0x3280 */ |
||||
PINI(CAM_MCLK, CAM, VI, VI_ALT1, VI_ALT3, RSVD4), |
||||
PINI(GPIO_PCC1, CAM, I2S4, RSVD2, RSVD3, RSVD4), |
||||
PINI(GPIO_PBB0, CAM, I2S4, VI, VI_ALT1, VI_ALT3), |
||||
PINI(CAM_I2C_SCL, CAM, VGP1, I2C3, RSVD3, RSVD4), |
||||
PINI(CAM_I2C_SDA, CAM, VGP2, I2C3, RSVD3, RSVD4), |
||||
PINI(GPIO_PBB3, CAM, VGP3, DISPA, DISPB, RSVD4), |
||||
PINI(GPIO_PBB4, CAM, VGP4, DISPA, DISPB, RSVD4), |
||||
PINI(GPIO_PBB5, CAM, VGP5, DISPA, DISPB, RSVD4), |
||||
PINI(GPIO_PBB6, CAM, VGP6, DISPA, DISPB, RSVD4), |
||||
PINI(GPIO_PBB7, CAM, I2S4, RSVD2, RSVD3, RSVD4), |
||||
PINI(GPIO_PCC2, CAM, I2S4, RSVD2, RSVD3, RSVD4), |
||||
PINI(JTAG_RTCK, SYS, RTCK, RSVD2, RSVD3, RSVD4), |
||||
PINI(PWR_I2C_SCL, SYS, I2CPWR, RSVD2, RSVD3, RSVD4), |
||||
PINI(PWR_I2C_SDA, SYS, I2CPWR, RSVD2, RSVD3, RSVD4), |
||||
PINI(KB_ROW0, SYS, KBC, RSVD2, DTV, RSVD4), |
||||
PINI(KB_ROW1, SYS, KBC, RSVD2, DTV, RSVD4), |
||||
PINI(KB_ROW2, SYS, KBC, RSVD2, DTV, SOC), |
||||
PINI(KB_ROW3, SYS, KBC, DISPA, RSVD3, DISPB), |
||||
PINI(KB_ROW4, SYS, KBC, DISPA, SPI2, DISPB), |
||||
PINI(KB_ROW5, SYS, KBC, DISPA, SPI2, DISPB), |
||||
PINI(KB_ROW6, SYS, KBC, DISPA, RSVD3, DISPB), |
||||
PINI(KB_ROW7, SYS, KBC, RSVD2, CLDVFS, UARTA), |
||||
PINI(KB_ROW8, SYS, KBC, RSVD2, RSVD3, UARTA), |
||||
PINI(KB_ROW9, SYS, KBC, RSVD2, RSVD3, UARTA), |
||||
PINI(KB_ROW10, SYS, KBC, RSVD2, RSVD3, UARTA), |
||||
PIN_RESERVED, /* Reserved: 0x32e8 - 0x32f8 */ |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PINI(KB_COL0, SYS, KBC, USB, SPI2, EMC_DLL), |
||||
PINI(KB_COL1, SYS, KBC, RSVD2, SPI2, EMC_DLL), |
||||
PINI(KB_COL2, SYS, KBC, RSVD2, SPI2, RSVD4), |
||||
PINI(KB_COL3, SYS, KBC, DISPA, PWM2, UARTA), |
||||
PINI(KB_COL4, SYS, KBC, OWR, SDMMC3, UARTA), |
||||
PINI(KB_COL5, SYS, KBC, RSVD2, SDMMC1, RSVD4), |
||||
PINI(KB_COL6, SYS, KBC, RSVD2, SPI2, RSVD4), |
||||
PINI(KB_COL7, SYS, KBC, RSVD2, SPI2, RSVD4), |
||||
PINI(CLK_32K_OUT, SYS, BLINK, SOC, RSVD3, RSVD4), |
||||
PINI(SYS_CLK_REQ, SYS, SYSCLK, RSVD2, RSVD3, RSVD4), |
||||
PINI(CORE_PWR_REQ, SYS, PWRON, RSVD2, RSVD3, RSVD4), |
||||
PINI(CPU_PWR_REQ, SYS, CPU, RSVD2, RSVD3, RSVD4), |
||||
PINI(PWR_INT_N, SYS, PMI, RSVD2, RSVD3, RSVD4), |
||||
PINI(CLK_32K_IN, SYS, CLK, RSVD2, RSVD3, RSVD4), |
||||
PINI(OWR, SYS, OWR, RSVD2, RSVD3, RSVD4), |
||||
PINI(DAP1_FS, AUDIO, I2S0, HDA, GMI, RSVD4), |
||||
PINI(DAP1_DIN, AUDIO, I2S0, HDA, GMI, RSVD4), |
||||
PINI(DAP1_DOUT, AUDIO, I2S0, HDA, GMI, RSVD4), |
||||
PINI(DAP1_SCLK, AUDIO, I2S0, HDA, GMI, RSVD4), |
||||
PINI(CLK1_REQ, AUDIO, DAP, DAP1, RSVD3, RSVD4), |
||||
PINI(CLK1_OUT, AUDIO, EXTPERIPH1, DAP2, RSVD3, RSVD4), |
||||
PINI(SPDIF_IN, AUDIO, SPDIF, USB, RSVD3, RSVD4), |
||||
PINI(SPDIF_OUT, AUDIO, SPDIF, RSVD2, RSVD3, RSVD4), |
||||
PINI(DAP2_FS, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
||||
PINI(DAP2_DIN, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
||||
PINI(DAP2_DOUT, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
||||
PINI(DAP2_SCLK, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
||||
PINI(DVFS_PWM, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4), |
||||
PINI(GPIO_X1_AUD, AUDIO, SPI6, RSVD2, RSVD3, RSVD4), |
||||
PINI(GPIO_X3_AUD, AUDIO, SPI6, SPI1, RSVD3, RSVD4), |
||||
PINI(DVFS_CLK, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4), |
||||
PINI(GPIO_X4_AUD, AUDIO, RSVD1, SPI1, SPI2, DAP2), |
||||
PINI(GPIO_X5_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4), |
||||
PINI(GPIO_X6_AUD, AUDIO, SPI6, SPI1, SPI2, RSVD4), |
||||
PINI(GPIO_X7_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4), |
||||
PIN_RESERVED, /* Reserved: 0x3388 - 0x338c */ |
||||
PIN_RESERVED, |
||||
PINI(SDMMC3_CLK, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3), |
||||
PINI(SDMMC3_CMD, SDMMC3, SDMMC3, PWM3, UARTA, SPI3), |
||||
PINI(SDMMC3_DAT0, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3), |
||||
PINI(SDMMC3_DAT1, SDMMC3, SDMMC3, PWM2, UARTA, SPI3), |
||||
PINI(SDMMC3_DAT2, SDMMC3, SDMMC3, PWM1, DISPA, SPI3), |
||||
PINI(SDMMC3_DAT3, SDMMC3, SDMMC3, PWM0, DISPB, SPI3), |
||||
PIN_RESERVED, /* Reserved: 0x33a8 - 0x33dc */ |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PIN_RESERVED, |
||||
PINI(HDMI_CEC, SYS, CEC, SDMMC3, RSVD3, SOC), |
||||
PINI(SDMMC1_WP_N, SDMMC1, SDMMC1, CLK12, SPI4, UARTA), |
||||
PINI(SDMMC3_CD_N, SYS, SDMMC3, OWR, RSVD3, RSVD4), |
||||
PINI(GPIO_W2_AUD, AUDIO, SPI6, RSVD2, SPI2, I2C1), |
||||
PINI(GPIO_W3_AUD, AUDIO, SPI6, SPI1, SPI2, I2C1), |
||||
PINI(USB_VBUS_EN0, LCD, USB, RSVD2, RSVD3, RSVD4), |
||||
PINI(USB_VBUS_EN1, LCD, USB, RSVD2, RSVD3, RSVD4), |
||||
PINI(SDMMC3_CLK_LB_IN, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4), |
||||
PINI(SDMMC3_CLK_LB_OUT, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4), |
||||
PIN_RESERVED, /* Reserved: 0x3404 */ |
||||
PINO(RESET_OUT_N, SYS, RSVD1, RSVD2, RSVD3, RESET_OUT_N), |
||||
}; |
||||
|
||||
void pinmux_set_tristate(enum pmux_pingrp pin, int enable) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *tri = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
|
||||
reg = readl(tri); |
||||
if (enable) |
||||
reg |= PMUX_TRISTATE_MASK; |
||||
else |
||||
reg &= ~PMUX_TRISTATE_MASK; |
||||
writel(reg, tri); |
||||
} |
||||
|
||||
void pinmux_tristate_enable(enum pmux_pingrp pin) |
||||
{ |
||||
pinmux_set_tristate(pin, 1); |
||||
} |
||||
|
||||
void pinmux_tristate_disable(enum pmux_pingrp pin) |
||||
{ |
||||
pinmux_set_tristate(pin, 0); |
||||
} |
||||
|
||||
void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pull = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and pupd */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_pupd_isvalid(pupd)); |
||||
|
||||
reg = readl(pull); |
||||
reg &= ~(0x3 << PMUX_PULL_SHIFT); |
||||
reg |= (pupd << PMUX_PULL_SHIFT); |
||||
writel(reg, pull); |
||||
} |
||||
|
||||
void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *muxctl = &pmt->pmt_ctl[pin]; |
||||
int i, mux = -1; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and func */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_func_isvalid(func)); |
||||
|
||||
/* Handle special values */ |
||||
if (func == PMUX_FUNC_SAFE) |
||||
func = tegra_soc_pingroups[pin].func_safe; |
||||
|
||||
if (func & PMUX_FUNC_RSVD1) { |
||||
mux = func & 0x3; |
||||
} else { |
||||
/* Search for the appropriate function */ |
||||
for (i = 0; i < 4; i++) { |
||||
if (tegra_soc_pingroups[pin].funcs[i] == func) { |
||||
mux = i; |
||||
break; |
||||
} |
||||
} |
||||
} |
||||
assert(mux != -1); |
||||
|
||||
reg = readl(muxctl); |
||||
reg &= ~(0x3 << PMUX_MUXCTL_SHIFT); |
||||
reg |= (mux << PMUX_MUXCTL_SHIFT); |
||||
writel(reg, muxctl); |
||||
} |
||||
|
||||
void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pin_io = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and io */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_io_isvalid(io)); |
||||
|
||||
reg = readl(pin_io); |
||||
reg &= ~(0x1 << PMUX_IO_SHIFT); |
||||
reg |= (io & 0x1) << PMUX_IO_SHIFT; |
||||
writel(reg, pin_io); |
||||
} |
||||
|
||||
static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pin_lock = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and lock */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_lock_isvalid(lock)); |
||||
|
||||
if (lock == PMUX_PIN_LOCK_DEFAULT) |
||||
return 0; |
||||
|
||||
reg = readl(pin_lock); |
||||
reg &= ~(0x1 << PMUX_LOCK_SHIFT); |
||||
if (lock == PMUX_PIN_LOCK_ENABLE) { |
||||
reg |= (0x1 << PMUX_LOCK_SHIFT); |
||||
} else { |
||||
/* lock == DISABLE, which isn't possible */ |
||||
printf("%s: Warning: lock == %d, DISABLE is not allowed!\n", |
||||
__func__, lock); |
||||
} |
||||
writel(reg, pin_lock); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pin_od = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and od */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_od_isvalid(od)); |
||||
|
||||
if (od == PMUX_PIN_OD_DEFAULT) |
||||
return 0; |
||||
|
||||
reg = readl(pin_od); |
||||
reg &= ~(0x1 << PMUX_OD_SHIFT); |
||||
if (od == PMUX_PIN_OD_ENABLE) |
||||
reg |= (0x1 << PMUX_OD_SHIFT); |
||||
writel(reg, pin_od); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int pinmux_set_ioreset(enum pmux_pingrp pin, |
||||
enum pmux_pin_ioreset ioreset) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pin_ioreset = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and ioreset */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_ioreset_isvalid(ioreset)); |
||||
|
||||
if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) |
||||
return 0; |
||||
|
||||
reg = readl(pin_ioreset); |
||||
reg &= ~(0x1 << PMUX_IO_RESET_SHIFT); |
||||
if (ioreset == PMUX_PIN_IO_RESET_ENABLE) |
||||
reg |= (0x1 << PMUX_IO_RESET_SHIFT); |
||||
writel(reg, pin_ioreset); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int pinmux_set_rcv_sel(enum pmux_pingrp pin, |
||||
enum pmux_pin_rcv_sel rcv_sel) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pin_rcv_sel = &pmt->pmt_ctl[pin]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pin and rcv_sel */ |
||||
assert(pmux_pingrp_isvalid(pin)); |
||||
assert(pmux_pin_rcv_sel_isvalid(rcv_sel)); |
||||
|
||||
if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT) |
||||
return 0; |
||||
|
||||
reg = readl(pin_rcv_sel); |
||||
reg &= ~(0x1 << PMUX_RCV_SEL_SHIFT); |
||||
if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH) |
||||
reg |= (0x1 << PMUX_RCV_SEL_SHIFT); |
||||
writel(reg, pin_rcv_sel); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
void pinmux_config_pingroup(struct pingroup_config *config) |
||||
{ |
||||
enum pmux_pingrp pin = config->pingroup; |
||||
|
||||
pinmux_set_func(pin, config->func); |
||||
pinmux_set_pullupdown(pin, config->pull); |
||||
pinmux_set_tristate(pin, config->tristate); |
||||
pinmux_set_io(pin, config->io); |
||||
pinmux_set_lock(pin, config->lock); |
||||
pinmux_set_od(pin, config->od); |
||||
pinmux_set_ioreset(pin, config->ioreset); |
||||
pinmux_set_rcv_sel(pin, config->rcv_sel); |
||||
} |
||||
|
||||
void pinmux_config_table(struct pingroup_config *config, int len) |
||||
{ |
||||
int i; |
||||
|
||||
for (i = 0; i < len; i++) |
||||
pinmux_config_pingroup(&config[i]); |
||||
} |
||||
|
||||
static int padgrp_set_drvup_slwf(enum pdrive_pingrp pad, int slwf) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_slwf = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pad and slwf */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
assert(pmux_pad_slw_isvalid(slwf)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (slwf == PGRP_SLWF_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_slwf); |
||||
reg &= ~PGRP_SLWF_MASK; |
||||
reg |= (slwf << PGRP_SLWF_SHIFT); |
||||
writel(reg, pad_slwf); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int padgrp_set_drvdn_slwr(enum pdrive_pingrp pad, int slwr) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_slwr = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pad and slwr */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
assert(pmux_pad_slw_isvalid(slwr)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (slwr == PGRP_SLWR_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_slwr); |
||||
reg &= ~PGRP_SLWR_MASK; |
||||
reg |= (slwr << PGRP_SLWR_SHIFT); |
||||
writel(reg, pad_slwr); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int padgrp_set_drvup(enum pdrive_pingrp pad, int drvup) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_drvup = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pad and drvup */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
assert(pmux_pad_drv_isvalid(drvup)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (drvup == PGRP_DRVUP_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_drvup); |
||||
reg &= ~PGRP_DRVUP_MASK; |
||||
reg |= (drvup << PGRP_DRVUP_SHIFT); |
||||
writel(reg, pad_drvup); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int padgrp_set_drvdn(enum pdrive_pingrp pad, int drvdn) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_drvdn = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check on pad and drvdn */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
assert(pmux_pad_drv_isvalid(drvdn)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (drvdn == PGRP_DRVDN_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_drvdn); |
||||
reg &= ~PGRP_DRVDN_MASK; |
||||
reg |= (drvdn << PGRP_DRVDN_SHIFT); |
||||
writel(reg, pad_drvdn); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int padgrp_set_lpmd(enum pdrive_pingrp pad, enum pgrp_lpmd lpmd) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_lpmd = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check pad and lpmd value */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
assert(pmux_pad_lpmd_isvalid(lpmd)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (lpmd == PGRP_LPMD_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_lpmd); |
||||
reg &= ~PGRP_LPMD_MASK; |
||||
reg |= (lpmd << PGRP_LPMD_SHIFT); |
||||
writel(reg, pad_lpmd); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static int padgrp_set_schmt(enum pdrive_pingrp pad, enum pgrp_schmt schmt) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_schmt = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check pad */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (schmt == PGRP_SCHMT_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_schmt); |
||||
reg &= ~(1 << PGRP_SCHMT_SHIFT); |
||||
if (schmt == PGRP_SCHMT_ENABLE) |
||||
reg |= (0x1 << PGRP_SCHMT_SHIFT); |
||||
writel(reg, pad_schmt); |
||||
|
||||
return 0; |
||||
} |
||||
static int padgrp_set_hsm(enum pdrive_pingrp pad, enum pgrp_hsm hsm) |
||||
{ |
||||
struct pmux_tri_ctlr *pmt = |
||||
(struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
||||
u32 *pad_hsm = &pmt->pmt_drive[pad]; |
||||
u32 reg; |
||||
|
||||
/* Error check pad */ |
||||
assert(pmux_padgrp_isvalid(pad)); |
||||
|
||||
/* NONE means unspecified/do not change/use POR value */ |
||||
if (hsm == PGRP_HSM_NONE) |
||||
return 0; |
||||
|
||||
reg = readl(pad_hsm); |
||||
reg &= ~(1 << PGRP_HSM_SHIFT); |
||||
if (hsm == PGRP_HSM_ENABLE) |
||||
reg |= (0x1 << PGRP_HSM_SHIFT); |
||||
writel(reg, pad_hsm); |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
void padctrl_config_pingroup(struct padctrl_config *config) |
||||
{ |
||||
enum pdrive_pingrp pad = config->padgrp; |
||||
|
||||
padgrp_set_drvup_slwf(pad, config->slwf); |
||||
padgrp_set_drvdn_slwr(pad, config->slwr); |
||||
padgrp_set_drvup(pad, config->drvup); |
||||
padgrp_set_drvdn(pad, config->drvdn); |
||||
padgrp_set_lpmd(pad, config->lpmd); |
||||
padgrp_set_schmt(pad, config->schmt); |
||||
padgrp_set_hsm(pad, config->hsm); |
||||
} |
||||
|
||||
void padgrp_config_table(struct padctrl_config *config, int len) |
||||
{ |
||||
int i; |
||||
|
||||
for (i = 0; i < len; i++) |
||||
padctrl_config_pingroup(&config[i]); |
||||
} |
Loading…
Reference in new issue