u-boot/board/davedenx/aria/aria.c

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/*
* (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
* (C) Copyright 2009 Dave Srl www.dave.eu
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/bitops.h>
#include <command.h>
#include <asm/io.h>
#include <asm/processor.h>
#include <asm/mpc512x.h>
#include <fdt_support.h>
#ifdef CONFIG_MISC_INIT_R
#include <i2c.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
phys_size_t initdram (int board_type)
{
return fixed_sdram(NULL, NULL, 0);
}
int misc_init_r(void)
{
u32 tmp;
/* we use I2C-2 for on-board eeprom */
i2c_set_bus_num(2);
tmp = in_be32((u32*)CONFIG_SYS_ARIA_FPGA_BASE);
printf("FPGA: %u-%u.%u.%u\n",
(tmp & 0xFF000000) >> 24,
(tmp & 0x00FF0000) >> 16,
(tmp & 0x0000FF00) >> 8,
tmp & 0x000000FF
);
return 0;
}
static iopin_t ioregs_init[] = {
/*
* FEC
*/
/* FEC on PSCx_x*/
{
offsetof(struct ioctrl512x, io_control_psc0_0), 5, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
{
offsetof(struct ioctrl512x, io_control_psc1_0), 10, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
{
offsetof(struct ioctrl512x, io_control_spdif_txclk), 3, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/*
* DIU
*/
/* FUNC2=DIU CLK */
{
offsetof(struct ioctrl512x, io_control_psc6_0), 1, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
},
/* FUNC2=DIU_HSYNC */
{
offsetof(struct ioctrl512x, io_control_psc6_1), 1, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/* FUNC2=DIUVSYNC Sets Next 26 to DIU Pads */
{
offsetof(struct ioctrl512x, io_control_psc6_4), 26, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/*
* On board SRAM
*/
/* FUNC2=/LPC CS6 */
{
offsetof(struct ioctrl512x, io_control_j1850_rx), 1, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(1) | IO_PIN_ST(1) | IO_PIN_DS(3)
},
};
int checkboard (void)
{
puts("Board: ARIA\n");
/* initialize function mux & slew rate IO inter alia on IO Pins */
iopin_initialize(ioregs_init, ARRAY_SIZE(ioregs_init));
return 0;
}
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
int ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
return 0;
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */