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https://github.com/brain-hackers/u-boot-brain
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4ff213b8e4
The HW-defined procedure for booting Tegra requires that CLAMP_INPUTS_WHEN_TRISTATED be enabled before programming the pinmux. Modify the Jetson TK1 board to do this. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>
30 lines
643 B
C
30 lines
643 B
C
/*
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* (C) Copyright 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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#include <common.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/pinmux.h>
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#include "pinmux-config-jetson-tk1.h"
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/*
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* Routine: pinmux_init
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* Description: Do individual peripheral pinmux configs
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*/
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void pinmux_init(void)
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{
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pinmux_set_tristate_input_clamping();
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gpio_config_table(jetson_tk1_gpio_inits,
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ARRAY_SIZE(jetson_tk1_gpio_inits));
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pinmux_config_pingrp_table(jetson_tk1_pingrps,
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ARRAY_SIZE(jetson_tk1_pingrps));
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pinmux_config_drvgrp_table(jetson_tk1_drvgrps,
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ARRAY_SIZE(jetson_tk1_drvgrps));
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}
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