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/*
* Copyright 2016 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <i2c.h>
#include <fdt_support.h>
#include <fsl_ddr_sdram.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/ppa.h>
#include <asm/arch/fdt.h>
#include <asm/arch/mmu.h>
#include <asm/arch/soc.h>
#include <ahci.h>
#include <hwconfig.h>
#include <mmc.h>
#include <scsi.h>
#include <fm_eth.h>
#include <fsl_csu.h>
#include <fsl_esdhc.h>
#include <fsl_ifc.h>
#include <fsl_sec.h>
#include <spl.h>
#include "../common/vid.h"
#include "../common/qixis.h"
#include "ls1046aqds_qixis.h"
DECLARE_GLOBAL_DATA_PTR;
enum {
MUX_TYPE_GPIO,
};
int checkboard(void)
{
char buf[64];
#ifndef CONFIG_SD_BOOT
u8 sw;
#endif
puts("Board: LS1046AQDS, boot from ");
#ifdef CONFIG_SD_BOOT
puts("SD\n");
#else
sw = QIXIS_READ(brdcfg[0]);
sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
if (sw < 0x8)
printf("vBank: %d\n", sw);
else if (sw == 0x8)
puts("PromJet\n");
else if (sw == 0x9)
puts("NAND\n");
else if (sw == 0xF)
printf("QSPI\n");
else
printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
#endif
printf("Sys ID: 0x%02x, Sys Ver: 0x%02x\n",
QIXIS_READ(id), QIXIS_READ(arch));
printf("FPGA: v%d (%s), build %d\n",
(int)QIXIS_READ(scver), qixis_read_tag(buf),
(int)qixis_read_minor());
return 0;
}
bool if_board_diff_clk(void)
{
u8 diff_conf = QIXIS_READ(brdcfg[11]);
return diff_conf & 0x40;
}
unsigned long get_board_sys_clk(void)
{
u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
switch (sysclk_conf & 0x0f) {
case QIXIS_SYSCLK_64:
return 64000000;
case QIXIS_SYSCLK_83:
return 83333333;
case QIXIS_SYSCLK_100:
return 100000000;
case QIXIS_SYSCLK_125:
return 125000000;
case QIXIS_SYSCLK_133:
return 133333333;
case QIXIS_SYSCLK_150:
return 150000000;
case QIXIS_SYSCLK_160:
return 160000000;
case QIXIS_SYSCLK_166:
return 166666666;
}
return 66666666;
}
unsigned long get_board_ddr_clk(void)
{
u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
if (if_board_diff_clk())
return get_board_sys_clk();
switch ((ddrclk_conf & 0x30) >> 4) {
case QIXIS_DDRCLK_100:
return 100000000;
case QIXIS_DDRCLK_125:
return 125000000;
case QIXIS_DDRCLK_133:
return 133333333;
}
return 66666666;
}
#ifdef CONFIG_LPUART
u32 get_lpuart_clk(void)
{
return gd->bus_clk;
}
#endif
int select_i2c_ch_pca9547(u8 ch)
{
int ret;
ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
if (ret) {
puts("PCA: failed to select proper channel\n");
return ret;
}
return 0;
}
int dram_init(void)
{
/*
* When resuming from deep sleep, the I2C channel may not be
* in the default channel. So, switch to the default channel
* before accessing DDR SPD.
*/
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
fsl_initdram();
#if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
/* This will break-before-make MMU for DDR */
update_early_mmu_table();
#endif
return 0;
}
int i2c_multiplexer_select_vid_channel(u8 channel)
{
return select_i2c_ch_pca9547(channel);
}
int board_early_init_f(void)
{
#ifdef CONFIG_HAS_FSL_XHCI_USB
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
u32 usb_pwrfault;
#endif
#ifdef CONFIG_LPUART
u8 uart;
#endif
#ifdef CONFIG_SYS_I2C_EARLY_INIT
i2c_early_init_f();
#endif
fsl_lsch2_early_init_f();
#ifdef CONFIG_HAS_FSL_XHCI_USB
out_be32(&scfg->rcwpmuxcr0, 0x3333);
out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1);
usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED <<
SCFG_USBPWRFAULT_USB3_SHIFT) |
(SCFG_USBPWRFAULT_DEDICATED <<
SCFG_USBPWRFAULT_USB2_SHIFT) |
(SCFG_USBPWRFAULT_SHARED <<
SCFG_USBPWRFAULT_USB1_SHIFT);
out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault);
#endif
#ifdef CONFIG_LPUART
/* We use lpuart0 as system console */
uart = QIXIS_READ(brdcfg[14]);
uart &= ~CFG_UART_MUX_MASK;
uart |= CFG_LPUART_EN << CFG_UART_MUX_SHIFT;
QIXIS_WRITE(brdcfg[14], uart);
#endif
return 0;
}
#ifdef CONFIG_FSL_DEEP_SLEEP
/* determine if it is a warm boot */
bool is_warm_boot(void)
{
#define DCFG_CCSR_CRSTSR_WDRFR (1 << 3)
struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
if (in_be32(&gur->crstsr) & DCFG_CCSR_CRSTSR_WDRFR)
return 1;
return 0;
}
#endif
int config_board_mux(int ctrl_type)
{
u8 reg14;
reg14 = QIXIS_READ(brdcfg[14]);
switch (ctrl_type) {
case MUX_TYPE_GPIO:
reg14 = (reg14 & (~0x6)) | 0x2;
break;
default:
puts("Unsupported mux interface type\n");
return -1;
}
QIXIS_WRITE(brdcfg[14], reg14);
return 0;
}
int config_serdes_mux(void)
{
return 0;
}
#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
if (hwconfig("gpio"))
config_board_mux(MUX_TYPE_GPIO);
return 0;
}
#endif
int board_init(void)
{
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
#ifdef CONFIG_SYS_FSL_SERDES
config_serdes_mux();
#endif
#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
enable_layerscape_ns_access();
#endif
if (adjust_vdd(0))
printf("Warning: Adjusting core voltage failed.\n");
#ifdef CONFIG_FSL_LS_PPA
ppa_init();
#endif
#ifdef CONFIG_SECURE_BOOT
/*
* In case of Secure Boot, the IBR configures the SMMU
* to allow only Secure transactions.
* SMMU must be reset in bypass mode.
* Set the ClientPD bit and Clear the USFCFG Bit
*/
u32 val;
val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
out_le32(SMMU_SCR0, val);
val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
out_le32(SMMU_NSCR0, val);
#endif
#ifdef CONFIG_FSL_CAAM
sec_init();
#endif
return 0;
}
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
u64 base[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
u8 reg;
/* fixup DT for the two DDR banks */
base[0] = gd->bd->bi_dram[0].start;
size[0] = gd->bd->bi_dram[0].size;
base[1] = gd->bd->bi_dram[1].start;
size[1] = gd->bd->bi_dram[1].size;
fdt_fixup_memory_banks(blob, base, size, 2);
ft_cpu_setup(blob, bd);
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_fman_ethernet(blob);
fdt_fixup_board_enet(blob);
#endif
reg = QIXIS_READ(brdcfg[0]);
reg = (reg & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
/* Disable IFC if QSPI is enabled */
if (reg == 0xF)
do_fixup_by_compat(blob, "fsl,ifc",
"status", "disabled", 8 + 1, 1);
return 0;
}
#endif
u8 flash_read8(void *addr)
{
return __raw_readb(addr + 1);
}
void flash_write16(u16 val, void *addr)
{
u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
__raw_writew(shftval, addr);
}
u16 flash_read16(void *addr)
{
u16 val = __raw_readw(addr);
return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
}
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