mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-21 17:38:51 +09:00
![Hou Zhiqiang](/assets/img/avatar_default.png)
As the access to serders protocol unselected PCIe controller will hang. So disable the R/W permission to unselected PCIe controller including its CCSR, IO space and memory space according to the serders protocol field of RCW. Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> Reviewed-by: York Sun <york.sun@nxp.com>
225 lines
4.6 KiB
C
225 lines
4.6 KiB
C
/*
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* Copyright 2015 Freescale Semiconductor, Inc.
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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 <i2c.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/fsl_serdes.h>
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#include <asm/arch/soc.h>
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#include <fdt_support.h>
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#include <hwconfig.h>
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#include <ahci.h>
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#include <mmc.h>
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#include <scsi.h>
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#include <fm_eth.h>
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#include <fsl_esdhc.h>
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#include <fsl_ifc.h>
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#include <fsl_sec.h>
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#include "cpld.h"
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#ifdef CONFIG_U_QE
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#include <fsl_qe.h>
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#endif
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#ifdef CONFIG_FSL_LS_PPA
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#include <asm/arch/ppa.h>
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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int checkboard(void)
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{
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static const char *freq[2] = {"100.00MHZ", "156.25MHZ"};
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#ifndef CONFIG_SD_BOOT
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u8 cfg_rcw_src1, cfg_rcw_src2;
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u16 cfg_rcw_src;
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#endif
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u8 sd1refclk_sel;
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printf("Board: LS1043ARDB, boot from ");
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#ifdef CONFIG_SD_BOOT
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puts("SD\n");
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#else
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cfg_rcw_src1 = CPLD_READ(cfg_rcw_src1);
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cfg_rcw_src2 = CPLD_READ(cfg_rcw_src2);
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cpld_rev_bit(&cfg_rcw_src1);
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cfg_rcw_src = cfg_rcw_src1;
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cfg_rcw_src = (cfg_rcw_src << 1) | cfg_rcw_src2;
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if (cfg_rcw_src == 0x25)
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printf("vBank %d\n", CPLD_READ(vbank));
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else if (cfg_rcw_src == 0x106)
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puts("NAND\n");
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else
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printf("Invalid setting of SW4\n");
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#endif
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printf("CPLD: V%x.%x\nPCBA: V%x.0\n", CPLD_READ(cpld_ver),
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CPLD_READ(cpld_ver_sub), CPLD_READ(pcba_ver));
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puts("SERDES Reference Clocks:\n");
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sd1refclk_sel = CPLD_READ(sd1refclk_sel);
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printf("SD1_CLK1 = %s, SD1_CLK2 = %s\n", freq[sd1refclk_sel], freq[0]);
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = initdram(0);
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return 0;
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}
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int board_early_init_f(void)
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{
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fsl_lsch2_early_init_f();
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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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struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
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#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
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erratum_a010315();
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#endif
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#ifdef CONFIG_FSL_IFC
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init_final_memctl_regs();
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#endif
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#ifdef CONFIG_SECURE_BOOT
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/* In case of Secure Boot, the IBR configures the SMMU
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* to allow only Secure transactions.
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* SMMU must be reset in bypass mode.
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* Set the ClientPD bit and Clear the USFCFG Bit
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*/
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u32 val;
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val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
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out_le32(SMMU_SCR0, val);
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val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
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out_le32(SMMU_NSCR0, val);
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#endif
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#ifdef CONFIG_FSL_CAAM
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sec_init();
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#endif
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#ifdef CONFIG_FSL_LS_PPA
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ppa_init();
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#endif
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#ifdef CONFIG_U_QE
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u_qe_init();
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#endif
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/* invert AQR105 IRQ pins polarity */
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out_be32(&scfg->intpcr, AQR105_IRQ_MASK);
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return 0;
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}
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int config_board_mux(void)
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{
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struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
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u32 usb_pwrfault;
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if (hwconfig("qe-hdlc")) {
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out_be32(&scfg->rcwpmuxcr0,
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(in_be32(&scfg->rcwpmuxcr0) & ~0xff00) | 0x6600);
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printf("Assign to qe-hdlc clk, rcwpmuxcr0=%x\n",
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in_be32(&scfg->rcwpmuxcr0));
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} else {
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#ifdef CONFIG_HAS_FSL_XHCI_USB
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out_be32(&scfg->rcwpmuxcr0, 0x3333);
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out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1);
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usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED <<
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SCFG_USBPWRFAULT_USB3_SHIFT) |
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(SCFG_USBPWRFAULT_DEDICATED <<
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SCFG_USBPWRFAULT_USB2_SHIFT) |
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(SCFG_USBPWRFAULT_SHARED <<
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SCFG_USBPWRFAULT_USB1_SHIFT);
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out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault);
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#endif
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}
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return 0;
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}
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#if defined(CONFIG_MISC_INIT_R)
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int misc_init_r(void)
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{
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config_board_mux();
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return 0;
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}
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#endif
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void fdt_del_qe(void *blob)
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{
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int nodeoff = 0;
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while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
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"fsl,qe")) >= 0) {
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fdt_del_node(blob, nodeoff);
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}
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}
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int ft_board_setup(void *blob, bd_t *bd)
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{
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u64 base[CONFIG_NR_DRAM_BANKS];
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u64 size[CONFIG_NR_DRAM_BANKS];
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/* fixup DT for the two DDR banks */
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base[0] = gd->bd->bi_dram[0].start;
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size[0] = gd->bd->bi_dram[0].size;
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base[1] = gd->bd->bi_dram[1].start;
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size[1] = gd->bd->bi_dram[1].size;
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fdt_fixup_memory_banks(blob, base, size, 2);
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ft_cpu_setup(blob, bd);
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#ifdef CONFIG_SYS_DPAA_FMAN
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fdt_fixup_fman_ethernet(blob);
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#endif
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/*
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* qe-hdlc and usb multi-use the pins,
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* when set hwconfig to qe-hdlc, delete usb node.
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*/
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if (hwconfig("qe-hdlc"))
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#ifdef CONFIG_HAS_FSL_XHCI_USB
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fdt_del_node_and_alias(blob, "usb1");
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#endif
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/*
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* qe just support qe-uart and qe-hdlc,
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* if qe-uart and qe-hdlc are not set in hwconfig,
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* delete qe node.
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*/
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if (!hwconfig("qe-uart") && !hwconfig("qe-hdlc"))
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fdt_del_qe(blob);
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return 0;
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}
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u8 flash_read8(void *addr)
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{
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return __raw_readb(addr + 1);
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}
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void flash_write16(u16 val, void *addr)
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{
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u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
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__raw_writew(shftval, addr);
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}
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u16 flash_read16(void *addr)
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{
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u16 val = __raw_readw(addr);
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return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
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}
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