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![Dan Murphy](/assets/img/avatar_default.png)
Configure the tca6424 gpio expander This allows use of the debug and tri color LEDs. Signed-off-by: Dan Murphy <dmurphy@ti.com>
112 lines
2.4 KiB
C
112 lines
2.4 KiB
C
/*
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* (C) Copyright 2010
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* Texas Instruments Incorporated, <www.ti.com>
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* Aneesh V <aneesh@ti.com>
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* Steve Sakoman <steve@sakoman.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 <palmas.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/mmc_host_def.h>
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#include <tca642x.h>
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#include "mux_data.h"
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DECLARE_GLOBAL_DATA_PTR;
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const struct omap_sysinfo sysinfo = {
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"Board: OMAP5430 EVM\n"
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};
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/**
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* @brief tca642x_init - uEVM default values for the GPIO expander
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* input reg, output reg, polarity reg, configuration reg
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*/
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struct tca642x_bank_info tca642x_init[] = {
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{ .input_reg = 0x00,
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.output_reg = 0x04,
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.polarity_reg = 0x00,
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.configuration_reg = 0x80 },
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{ .input_reg = 0x00,
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.output_reg = 0x00,
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.polarity_reg = 0x00,
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.configuration_reg = 0xff },
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{ .input_reg = 0x00,
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.output_reg = 0x00,
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.polarity_reg = 0x00,
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.configuration_reg = 0x40 },
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};
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/**
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* @brief board_init
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*
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* @return 0
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*/
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int board_init(void)
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{
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gpmc_init();
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gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
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gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
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tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);
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return 0;
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}
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int board_eth_init(bd_t *bis)
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{
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return 0;
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}
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/**
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* @brief misc_init_r - Configure EVM board specific configurations
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* such as power configurations, ethernet initialization as phase2 of
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* boot sequence
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*
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* @return 0
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*/
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int misc_init_r(void)
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{
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#ifdef CONFIG_PALMAS_POWER
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palmas_init_settings();
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#endif
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return 0;
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}
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void set_muxconf_regs_essential(void)
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{
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do_set_mux((*ctrl)->control_padconf_core_base,
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core_padconf_array_essential,
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sizeof(core_padconf_array_essential) /
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sizeof(struct pad_conf_entry));
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do_set_mux((*ctrl)->control_padconf_wkup_base,
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wkup_padconf_array_essential,
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sizeof(wkup_padconf_array_essential) /
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sizeof(struct pad_conf_entry));
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}
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void set_muxconf_regs_non_essential(void)
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{
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do_set_mux((*ctrl)->control_padconf_core_base,
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core_padconf_array_non_essential,
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sizeof(core_padconf_array_non_essential) /
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sizeof(struct pad_conf_entry));
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do_set_mux((*ctrl)->control_padconf_wkup_base,
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wkup_padconf_array_non_essential,
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sizeof(wkup_padconf_array_non_essential) /
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sizeof(struct pad_conf_entry));
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}
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#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
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int board_mmc_init(bd_t *bis)
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{
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omap_mmc_init(0, 0, 0, -1, -1);
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omap_mmc_init(1, 0, 0, -1, -1);
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return 0;
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}
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#endif
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