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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2016 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
#ifdef CONFIG_FSL_LS_PPA
#include <asm/arch/ppa.h>
#endif
#include <asm/arch/mmu.h>
#include <asm/arch/soc.h>
#include <hwconfig.h>
#include <ahci.h>
#include <mmc.h>
#include <scsi.h>
#include <fsl_esdhc.h>
#include <environment.h>
#include <fsl_mmdc.h>
#include <netdev.h>
#include <fsl_sec.h>
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
#ifdef CONFIG_TARGET_LS1012ARDB
u8 in1;
puts("Board: LS1012ARDB ");
/* Initialize i2c early for Serial flash bank information */
i2c_set_bus_num(0);
if (i2c_read(I2C_MUX_IO_ADDR, I2C_MUX_IO_1, 1, &in1, 1) < 0) {
printf("Error reading i2c boot information!\n");
return 0; /* Don't want to hang() on this error */
}
puts("Version");
switch (in1 & SW_REV_MASK) {
case SW_REV_A:
puts(": RevA");
break;
case SW_REV_B:
puts(": RevB");
break;
case SW_REV_C:
puts(": RevC");
break;
case SW_REV_C1:
puts(": RevC1");
break;
case SW_REV_C2:
puts(": RevC2");
break;
case SW_REV_D:
puts(": RevD");
break;
case SW_REV_E:
puts(": RevE");
break;
default:
puts(": unknown");
break;
}
printf(", boot from QSPI");
if ((in1 & SW_BOOT_MASK) == SW_BOOT_EMU)
puts(": emu\n");
else if ((in1 & SW_BOOT_MASK) == SW_BOOT_BANK1)
puts(": bank1\n");
else if ((in1 & SW_BOOT_MASK) == SW_BOOT_BANK2)
puts(": bank2\n");
else
puts("unknown\n");
#else
puts("Board: LS1012A2G5RDB ");
#endif
return 0;
}
int dram_init(void)
{
static const struct fsl_mmdc_info mparam = {
0x05180000, /* mdctl */
0x00030035, /* mdpdc */
0x12554000, /* mdotc */
0xbabf7954, /* mdcfg0 */
0xdb328f64, /* mdcfg1 */
0x01ff00db, /* mdcfg2 */
0x00001680, /* mdmisc */
0x0f3c8000, /* mdref */
0x00002000, /* mdrwd */
0x00bf1023, /* mdor */
0x0000003f, /* mdasp */
0x0000022a, /* mpodtctrl */
0xa1390003, /* mpzqhwctrl */
};
mmdc_init(&mparam);
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
#if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
/* This will break-before-make MMU for DDR */
update_early_mmu_table();
#endif
return 0;
}
int board_early_init_f(void)
{
fsl_lsch2_early_init_f();
return 0;
}
int board_init(void)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
CONFIG_SYS_CCI400_OFFSET);
/*
* Set CCI-400 control override register to enable barrier
* transaction
*/
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
erratum_a010315();
#endif
#ifdef CONFIG_ENV_IS_NOWHERE
gd->env_addr = (ulong)&default_environment[0];
#endif
#ifdef CONFIG_FSL_CAAM
sec_init();
#endif
#ifdef CONFIG_FSL_LS_PPA
ppa_init();
#endif
return 0;
}
#ifdef CONFIG_TARGET_LS1012ARDB
int esdhc_status_fixup(void *blob, const char *compat)
{
char esdhc1_path[] = "/soc/esdhc@1580000";
bool sdhc2_en = false;
u8 mux_sdhc2;
u8 io = 0;
i2c_set_bus_num(0);
/* IO1[7:3] is the field of board revision info. */
if (i2c_read(I2C_MUX_IO_ADDR, I2C_MUX_IO_1, 1, &io, 1) < 0) {
printf("Error reading i2c boot information!\n");
return 0;
}
/* hwconfig method is used for RevD and later versions. */
if ((io & SW_REV_MASK) <= SW_REV_D) {
#ifdef CONFIG_HWCONFIG
if (hwconfig("esdhc1"))
sdhc2_en = true;
#endif
} else {
/*
* The I2C IO-expander for mux select is used to control
* the muxing of various onboard interfaces.
*
* IO0[3:2] indicates SDHC2 interface demultiplexer
* select lines.
* 00 - SDIO wifi
* 01 - GPIO (to Arduino)
* 10 - eMMC Memory
* 11 - SPI
*/
if (i2c_read(I2C_MUX_IO_ADDR, I2C_MUX_IO_0, 1, &io, 1) < 0) {
printf("Error reading i2c boot information!\n");
return 0;
}
mux_sdhc2 = (io & 0x0c) >> 2;
/* Enable SDHC2 only when use SDIO wifi and eMMC */
if (mux_sdhc2 == 2 || mux_sdhc2 == 0)
sdhc2_en = true;
}
if (sdhc2_en)
do_fixup_by_path(blob, esdhc1_path, "status", "okay",
sizeof("okay"), 1);
else
do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
sizeof("disabled"), 1);
return 0;
}
#endif
int ft_board_setup(void *blob, bd_t *bd)
{
arch_fixup_fdt(blob);
ft_cpu_setup(blob, bd);
return 0;
}
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