u-boot/board/freescale/ls1043ardb/ls1043ardb.c
Shaohui Xie 7942550a14 armv8: ls1043ardb: invert irq pin polarity for AQR105 PHY
To use AQR105 PHY's interrupt, we need to invert the IRQ pin polarity
by setting relative bit in SCFG_INTPCR register, because AQR105
interrupt is low active but GIC accepts high active.

Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
2016-05-18 08:51:47 -07:00

217 lines
4.5 KiB
C

/*
* Copyright 2015 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/soc.h>
#include <fdt_support.h>
#include <hwconfig.h>
#include <ahci.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 "cpld.h"
#ifdef CONFIG_U_QE
#include <fsl_qe.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
static const char *freq[2] = {"100.00MHZ", "156.25MHZ"};
#ifndef CONFIG_SD_BOOT
u8 cfg_rcw_src1, cfg_rcw_src2;
u16 cfg_rcw_src;
#endif
u8 sd1refclk_sel;
printf("Board: LS1043ARDB, boot from ");
#ifdef CONFIG_SD_BOOT
puts("SD\n");
#else
cfg_rcw_src1 = CPLD_READ(cfg_rcw_src1);
cfg_rcw_src2 = CPLD_READ(cfg_rcw_src2);
cpld_rev_bit(&cfg_rcw_src1);
cfg_rcw_src = cfg_rcw_src1;
cfg_rcw_src = (cfg_rcw_src << 1) | cfg_rcw_src2;
if (cfg_rcw_src == 0x25)
printf("vBank %d\n", CPLD_READ(vbank));
else if (cfg_rcw_src == 0x106)
puts("NAND\n");
else
printf("Invalid setting of SW4\n");
#endif
printf("CPLD: V%x.%x\nPCBA: V%x.0\n", CPLD_READ(cpld_ver),
CPLD_READ(cpld_ver_sub), CPLD_READ(pcba_ver));
puts("SERDES Reference Clocks:\n");
sd1refclk_sel = CPLD_READ(sd1refclk_sel);
printf("SD1_CLK1 = %s, SD1_CLK2 = %s\n", freq[sd1refclk_sel], freq[0]);
return 0;
}
int dram_init(void)
{
gd->ram_size = initdram(0);
return 0;
}
int board_early_init_f(void)
{
fsl_lsch2_early_init_f();
return 0;
}
int board_init(void)
{
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
#ifdef CONFIG_FSL_IFC
init_final_memctl_regs();
#endif
#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
enable_layerscape_ns_access();
#endif
#ifdef CONFIG_U_QE
u_qe_init();
#endif
/* invert AQR105 IRQ pins polarity */
out_be32(&scfg->intpcr, AQR105_IRQ_MASK);
return 0;
}
int config_board_mux(void)
{
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
u32 usb_pwrfault;
if (hwconfig("qe-hdlc")) {
out_be32(&scfg->rcwpmuxcr0,
(in_be32(&scfg->rcwpmuxcr0) & ~0xff00) | 0x6600);
printf("Assign to qe-hdlc clk, rcwpmuxcr0=%x\n",
in_be32(&scfg->rcwpmuxcr0));
} else {
#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
}
return 0;
}
#if defined(CONFIG_MISC_INIT_R)
int misc_init_r(void)
{
config_board_mux();
#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
return sec_init();
#endif
return 0;
}
#endif
void fdt_del_qe(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"fsl,qe")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
int ft_board_setup(void *blob, bd_t *bd)
{
u64 base[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
/* 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);
#endif
/*
* qe-hdlc and usb multi-use the pins,
* when set hwconfig to qe-hdlc, delete usb node.
*/
if (hwconfig("qe-hdlc"))
#ifdef CONFIG_HAS_FSL_XHCI_USB
fdt_del_node_and_alias(blob, "usb1");
#endif
/*
* qe just support qe-uart and qe-hdlc,
* if qe-uart and qe-hdlc are not set in hwconfig,
* delete qe node.
*/
if (!hwconfig("qe-uart") && !hwconfig("qe-hdlc"))
fdt_del_qe(blob);
return 0;
}
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);
}