291 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			291 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright 2008-2012 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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| 
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| #include <common.h>
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| #include <command.h>
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| #include <pci.h>
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| #include <asm/processor.h>
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| #include <asm/mmu.h>
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| #include <asm/cache.h>
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| #include <asm/immap_85xx.h>
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| #include <asm/fsl_pci.h>
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| #include <fsl_ddr_sdram.h>
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| #include <asm/io.h>
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| #include <asm/fsl_serdes.h>
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| #include <spd.h>
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| #include <miiphy.h>
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| #include <linux/libfdt.h>
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| #include <spd_sdram.h>
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| #include <fdt_support.h>
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| #include <fsl_mdio.h>
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| #include <tsec.h>
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| #include <netdev.h>
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| #include <sata.h>
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| 
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| #include "../common/sgmii_riser.h"
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| 
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| int board_early_init_f (void)
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| {
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| #ifdef CONFIG_MMC
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| 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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| 
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| 	setbits_be32(&gur->pmuxcr,
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| 			(MPC85xx_PMUXCR_SDHC_CD |
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| 			 MPC85xx_PMUXCR_SDHC_WP));
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| 
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| 	/* The MPC8536DS board insert the SDHC_WP pin for erratum NMG_eSDHC118,
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| 	 * however, this erratum only applies to MPC8536 Rev1.0.
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| 	 * So set SDHC_WP to active-low when use MPC8536 Rev1.1 and greater.*/
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| 	if ((((SVR_MAJ(get_svr()) & 0x7) == 0x1) &&
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| 			(SVR_MIN(get_svr()) >= 0x1))
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| 			|| (SVR_MAJ(get_svr() & 0x7) > 0x1))
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| 		setbits_be32(&gur->gencfgr, MPC85xx_GENCFGR_SDHC_WP_INV);
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| #endif
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| 	return 0;
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| }
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| 
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| int checkboard (void)
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| {
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| 	u8 vboot;
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| 	u8 *pixis_base = (u8 *)PIXIS_BASE;
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| 
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| 	printf("Board: MPC8536DS Sys ID: 0x%02x, "
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| 		"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
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| 		in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
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| 		in_8(pixis_base + PIXIS_PVER));
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| 
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| 	vboot = in_8(pixis_base + PIXIS_VBOOT);
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| 	switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
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| 		case PIXIS_VBOOT_LBMAP_NOR0:
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| 			puts ("vBank: 0\n");
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| 			break;
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| 		case PIXIS_VBOOT_LBMAP_NOR1:
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| 			puts ("vBank: 1\n");
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| 			break;
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| 		case PIXIS_VBOOT_LBMAP_NOR2:
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| 			puts ("vBank: 2\n");
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| 			break;
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| 		case PIXIS_VBOOT_LBMAP_NOR3:
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| 			puts ("vBank: 3\n");
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| 			break;
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| 		case PIXIS_VBOOT_LBMAP_PJET:
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| 			puts ("Promjet\n");
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| 			break;
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| 		case PIXIS_VBOOT_LBMAP_NAND:
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| 			puts ("NAND\n");
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| 			break;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| #if !defined(CONFIG_SPD_EEPROM)
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| /*
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|  * Fixed sdram init -- doesn't use serial presence detect.
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|  */
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| 
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| phys_size_t fixed_sdram (void)
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| {
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| 	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
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| 	struct ccsr_ddr __iomem *ddr = &immap->im_ddr;
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| 	uint d_init;
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| 
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| 	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
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| 	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
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| 
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| 	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
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| 	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
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| 	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
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| 	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
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| 	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
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| 	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
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| 	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
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| 	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
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| 	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
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| 	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
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| 
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| #if defined (CONFIG_DDR_ECC)
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| 	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
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| 	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
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| 	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
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| #endif
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| 	asm("sync;isync");
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| 
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| 	udelay(500);
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| 
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| 	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
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| 
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| #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
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| 	d_init = 1;
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| 	debug("DDR - 1st controller: memory initializing\n");
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| 	/*
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| 	 * Poll until memory is initialized.
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| 	 * 512 Meg at 400 might hit this 200 times or so.
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| 	 */
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| 	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
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| 		udelay(1000);
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| 	}
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| 	debug("DDR: memory initialized\n\n");
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| 	asm("sync; isync");
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| 	udelay(500);
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| #endif
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| 
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| 	return 512 * 1024 * 1024;
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| }
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| 
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| #endif
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| 
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| #ifdef CONFIG_PCI1
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| static struct pci_controller pci1_hose;
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| #endif
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| 
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| #ifdef CONFIG_PCI
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| void pci_init_board(void)
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| {
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| 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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| 	struct fsl_pci_info pci_info;
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| 	u32 devdisr, pordevsr;
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| 	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
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| 	int first_free_busno;
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| 
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| 	first_free_busno = fsl_pcie_init_board(0);
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| 
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| #ifdef CONFIG_PCI1
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| 	devdisr = in_be32(&gur->devdisr);
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| 	pordevsr = in_be32(&gur->pordevsr);
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| 	porpllsr = in_be32(&gur->porpllsr);
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| 
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| 	pci_speed = 66666000;
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| 	pci_32 = 1;
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| 	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
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| 	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
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| 
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| 	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
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| 		SET_STD_PCI_INFO(pci_info, 1);
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| 		set_next_law(pci_info.mem_phys,
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| 			law_size_bits(pci_info.mem_size), pci_info.law);
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| 		set_next_law(pci_info.io_phys,
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| 			law_size_bits(pci_info.io_size), pci_info.law);
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| 
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| 		pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
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| 		printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
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| 			(pci_32) ? 32 : 64,
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| 			(pci_speed == 33333000) ? "33" :
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| 			(pci_speed == 66666000) ? "66" : "unknown",
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| 			pci_clk_sel ? "sync" : "async",
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| 			pci_agent ? "agent" : "host",
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| 			pci_arb ? "arbiter" : "external-arbiter",
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| 			pci_info.regs);
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| 
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| 		first_free_busno = fsl_pci_init_port(&pci_info,
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| 					&pci1_hose, first_free_busno);
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| 	} else {
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| 		printf("PCI: disabled\n");
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| 	}
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| 
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| 	puts("\n");
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| #else
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| 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
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| #endif
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| }
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| #endif
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| 
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| int board_early_init_r(void)
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| {
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| 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
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| 	int flash_esel = find_tlb_idx((void *)flashbase, 1);
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| 
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| 	/*
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| 	 * Remap Boot flash + PROMJET region to caching-inhibited
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| 	 * so that flash can be erased properly.
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| 	 */
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| 
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| 	/* Flush d-cache and invalidate i-cache of any FLASH data */
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| 	flush_dcache();
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| 	invalidate_icache();
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| 
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| 	if (flash_esel == -1) {
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| 		/* very unlikely unless something is messed up */
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| 		puts("Error: Could not find TLB for FLASH BASE\n");
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| 		flash_esel = 1;	/* give our best effort to continue */
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| 	} else {
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| 		/* invalidate existing TLB entry for flash + promjet */
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| 		disable_tlb(flash_esel);
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| 	}
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| 
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| 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,	/* tlb, epn, rpn */
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| 		MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,	/* perms, wimge */
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| 		0, flash_esel, BOOKE_PAGESZ_256M, 1);	/* ts, esel, tsize, iprot */
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| 
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| 	return 0;
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| }
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| 
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| int board_eth_init(bd_t *bis)
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| {
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| #ifdef CONFIG_TSEC_ENET
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| 	struct fsl_pq_mdio_info mdio_info;
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| 	struct tsec_info_struct tsec_info[2];
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| 	int num = 0;
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| 
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| #ifdef CONFIG_TSEC1
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| 	SET_STD_TSEC_INFO(tsec_info[num], 1);
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| 	if (is_serdes_configured(SGMII_TSEC1)) {
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| 		puts("eTSEC1 is in sgmii mode.\n");
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| 		tsec_info[num].phyaddr = 0;
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| 		tsec_info[num].flags |= TSEC_SGMII;
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| 	}
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| 	num++;
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| #endif
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| #ifdef CONFIG_TSEC3
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| 	SET_STD_TSEC_INFO(tsec_info[num], 3);
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| 	if (is_serdes_configured(SGMII_TSEC3)) {
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| 		puts("eTSEC3 is in sgmii mode.\n");
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| 		tsec_info[num].phyaddr = 1;
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| 		tsec_info[num].flags |= TSEC_SGMII;
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| 	}
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| 	num++;
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| #endif
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| 
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| 	if (!num) {
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| 		printf("No TSECs initialized\n");
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| 		return 0;
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| 	}
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| 
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| #ifdef CONFIG_FSL_SGMII_RISER
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| 	if (is_serdes_configured(SGMII_TSEC1) ||
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| 	    is_serdes_configured(SGMII_TSEC3)) {
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| 		fsl_sgmii_riser_init(tsec_info, num);
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| 	}
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| #endif
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| 
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| 	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
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| 	mdio_info.name = DEFAULT_MII_NAME;
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| 	fsl_pq_mdio_init(bis, &mdio_info);
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| 
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| 	tsec_eth_init(bis, tsec_info, num);
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| #endif
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| 	return pci_eth_init(bis);
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| }
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| 
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| #if defined(CONFIG_OF_BOARD_SETUP)
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| int ft_board_setup(void *blob, bd_t *bd)
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| {
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| 	ft_cpu_setup(blob, bd);
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| 
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| 	FT_FSL_PCI_SETUP;
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| 
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| #ifdef CONFIG_FSL_SGMII_RISER
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| 	fsl_sgmii_riser_fdt_fixup(blob);
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| #endif
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| 
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| #ifdef CONFIG_HAS_FSL_MPH_USB
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| 	fsl_fdt_fixup_dr_usb(blob, bd);
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| #endif
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| 
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| 	return 0;
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| }
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| #endif
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