board/freescale/mpc8536ds/mpc8536ds.c - platform/external/u-boot - Gitiles

 // SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2008-2012 Freescale Semiconductor, Inc.
  */

 #include <common.h>
 #include <command.h>
 #include <init.h>
 #include <log.h>
 #include <net.h>
 #include <pci.h>
 #include <asm/processor.h>
 #include <asm/mmu.h>
 #include <asm/cache.h>
 #include <asm/immap_85xx.h>
 #include <asm/fsl_pci.h>
 #include <fsl_ddr_sdram.h>
 #include <asm/io.h>
 #include <asm/fsl_serdes.h>
 #include <spd.h>
 #include <miiphy.h>
 #include <linux/delay.h>
 #include <linux/libfdt.h>
 #include <spd_sdram.h>
 #include <fdt_support.h>
 #include <fsl_mdio.h>
 #include <tsec.h>
 #include <netdev.h>
 #include <sata.h>

 #include "../common/sgmii_riser.h"

 int board_early_init_f (void)
 {
 #ifdef CONFIG_MMC
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);

 	setbits_be32(&gur->pmuxcr,
 			(MPC85xx_PMUXCR_SDHC_CD |
 			 MPC85xx_PMUXCR_SDHC_WP));

 	/* The MPC8536DS board insert the SDHC_WP pin for erratum NMG_eSDHC118,
 	 * however, this erratum only applies to MPC8536 Rev1.0.
 	 * So set SDHC_WP to active-low when use MPC8536 Rev1.1 and greater.*/
 	if ((((SVR_MAJ(get_svr()) & 0x7) == 0x1) &&
 			(SVR_MIN(get_svr()) >= 0x1))
 			|| (SVR_MAJ(get_svr() & 0x7) > 0x1))
 		setbits_be32(&gur->gencfgr, MPC85xx_GENCFGR_SDHC_WP_INV);
 #endif
 	return 0;
 }

 int checkboard (void)
 {
 	u8 vboot;
 	u8 *pixis_base = (u8 *)PIXIS_BASE;

 	printf("Board: MPC8536DS Sys ID: 0x%02x, "
 		"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
 		in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
 		in_8(pixis_base + PIXIS_PVER));

 	vboot = in_8(pixis_base + PIXIS_VBOOT);
 	switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
 		case PIXIS_VBOOT_LBMAP_NOR0:
 			puts ("vBank: 0\n");
 			break;
 		case PIXIS_VBOOT_LBMAP_NOR1:
 			puts ("vBank: 1\n");
 			break;
 		case PIXIS_VBOOT_LBMAP_NOR2:
 			puts ("vBank: 2\n");
 			break;
 		case PIXIS_VBOOT_LBMAP_NOR3:
 			puts ("vBank: 3\n");
 			break;
 		case PIXIS_VBOOT_LBMAP_PJET:
 			puts ("Promjet\n");
 			break;
 		case PIXIS_VBOOT_LBMAP_NAND:
 			puts ("NAND\n");
 			break;
 	}

 	return 0;
 }

 #if !defined(CONFIG_SPD_EEPROM)
 /*
  * Fixed sdram init -- doesn't use serial presence detect.
  */

 phys_size_t fixed_sdram (void)
 {
 	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
 	struct ccsr_ddr __iomem *ddr = &immap->im_ddr;
 	uint d_init;

 	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
 	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;

 	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
 	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
 	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
 	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
 	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
 	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
 	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
 	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
 	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
 	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;

 #if defined (CONFIG_DDR_ECC)
 	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
 	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
 	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
 #endif
 	asm("sync;isync");

 	udelay(500);

 	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;

 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 	d_init = 1;
 	debug("DDR - 1st controller: memory initializing\n");
 	/*
 	 * Poll until memory is initialized.
 	 * 512 Meg at 400 might hit this 200 times or so.
 	 */
 	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
 		udelay(1000);
 	}
 	debug("DDR: memory initialized\n\n");
 	asm("sync; isync");
 	udelay(500);
 #endif

 	return 512 * 1024 * 1024;
 }

 #endif

 #ifdef CONFIG_PCI1
 static struct pci_controller pci1_hose;
 #endif

 #ifdef CONFIG_PCI
 void pci_init_board(void)
 {
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	struct fsl_pci_info pci_info;
 	u32 devdisr, pordevsr;
 	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
 	int first_free_busno;

 	first_free_busno = fsl_pcie_init_board(0);

 #ifdef CONFIG_PCI1
 	devdisr = in_be32(&gur->devdisr);
 	pordevsr = in_be32(&gur->pordevsr);
 	porpllsr = in_be32(&gur->porpllsr);

 	pci_speed = 66666000;
 	pci_32 = 1;
 	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
 	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;

 	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
 		SET_STD_PCI_INFO(pci_info, 1);
 		set_next_law(pci_info.mem_phys,
 			law_size_bits(pci_info.mem_size), pci_info.law);
 		set_next_law(pci_info.io_phys,
 			law_size_bits(pci_info.io_size), pci_info.law);

 		pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
 		printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
 			(pci_32) ? 32 : 64,
 			(pci_speed == 33333000) ? "33" :
 			(pci_speed == 66666000) ? "66" : "unknown",
 			pci_clk_sel ? "sync" : "async",
 			pci_agent ? "agent" : "host",
 			pci_arb ? "arbiter" : "external-arbiter",
 			pci_info.regs);

 		first_free_busno = fsl_pci_init_port(&pci_info,
 					&pci1_hose, first_free_busno);
 	} else {
 		printf("PCI: disabled\n");
 	}

 	puts("\n");
 #else
 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
 #endif
 }
 #endif

 int board_early_init_r(void)
 {
 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
 	int flash_esel = find_tlb_idx((void *)flashbase, 1);

 	/*
 	 * Remap Boot flash + PROMJET region to caching-inhibited
 	 * so that flash can be erased properly.
 	 */

 	/* Flush d-cache and invalidate i-cache of any FLASH data */
 	flush_dcache();
 	invalidate_icache();

 	if (flash_esel == -1) {
 		/* very unlikely unless something is messed up */
 		puts("Error: Could not find TLB for FLASH BASE\n");
 		flash_esel = 1;	/* give our best effort to continue */
 	} else {
 		/* invalidate existing TLB entry for flash + promjet */
 		disable_tlb(flash_esel);
 	}

 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,	/* tlb, epn, rpn */
 		MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,	/* perms, wimge */
 		0, flash_esel, BOOKE_PAGESZ_256M, 1);	/* ts, esel, tsize, iprot */

 	return 0;
 }

 int board_eth_init(bd_t *bis)
 {
 #ifdef CONFIG_TSEC_ENET
 	struct fsl_pq_mdio_info mdio_info;
 	struct tsec_info_struct tsec_info[2];
 	int num = 0;

 #ifdef CONFIG_TSEC1
 	SET_STD_TSEC_INFO(tsec_info[num], 1);
 	if (is_serdes_configured(SGMII_TSEC1)) {
 		puts("eTSEC1 is in sgmii mode.\n");
 		tsec_info[num].phyaddr = 0;
 		tsec_info[num].flags |= TSEC_SGMII;
 	}
 	num++;
 #endif
 #ifdef CONFIG_TSEC3
 	SET_STD_TSEC_INFO(tsec_info[num], 3);
 	if (is_serdes_configured(SGMII_TSEC3)) {
 		puts("eTSEC3 is in sgmii mode.\n");
 		tsec_info[num].phyaddr = 1;
 		tsec_info[num].flags |= TSEC_SGMII;
 	}
 	num++;
 #endif

 	if (!num) {
 		printf("No TSECs initialized\n");
 		return 0;
 	}

 #ifdef CONFIG_FSL_SGMII_RISER
 	if (is_serdes_configured(SGMII_TSEC1) ||
 	    is_serdes_configured(SGMII_TSEC3)) {
 		fsl_sgmii_riser_init(tsec_info, num);
 	}
 #endif

 	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
 	mdio_info.name = DEFAULT_MII_NAME;
 	fsl_pq_mdio_init(bis, &mdio_info);

 	tsec_eth_init(bis, tsec_info, num);
 #endif
 	return pci_eth_init(bis);
 }

 #if defined(CONFIG_OF_BOARD_SETUP)
 int ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);

 	FT_FSL_PCI_SETUP;

 #ifdef CONFIG_FSL_SGMII_RISER
 	fsl_sgmii_riser_fdt_fixup(blob);
 #endif

 #ifdef CONFIG_HAS_FSL_MPH_USB
 	fsl_fdt_fixup_dr_usb(blob, bd);
 #endif

 	return 0;
 }
 #endif
	// SPDX-License-Identifier: GPL-2.0+
	/*
	* Copyright 2008-2012 Freescale Semiconductor, Inc.
	*/

	#include <common.h>
	#include <command.h>
	#include <init.h>
	#include <log.h>
	#include <net.h>
	#include <pci.h>
	#include <asm/processor.h>
	#include <asm/mmu.h>
	#include <asm/cache.h>
	#include <asm/immap_85xx.h>
	#include <asm/fsl_pci.h>
	#include <fsl_ddr_sdram.h>
	#include <asm/io.h>
	#include <asm/fsl_serdes.h>
	#include <spd.h>
	#include <miiphy.h>
	#include <linux/delay.h>
	#include <linux/libfdt.h>
	#include <spd_sdram.h>
	#include <fdt_support.h>
	#include <fsl_mdio.h>
	#include <tsec.h>
	#include <netdev.h>
	#include <sata.h>

	#include "../common/sgmii_riser.h"

	int board_early_init_f (void)
	{
	#ifdef CONFIG_MMC
	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);

	setbits_be32(&gur->pmuxcr,
	(MPC85xx_PMUXCR_SDHC_CD \|
	MPC85xx_PMUXCR_SDHC_WP));

	/* The MPC8536DS board insert the SDHC_WP pin for erratum NMG_eSDHC118,
	* however, this erratum only applies to MPC8536 Rev1.0.
	* So set SDHC_WP to active-low when use MPC8536 Rev1.1 and greater.*/
	if ((((SVR_MAJ(get_svr()) & 0x7) == 0x1) &&
	(SVR_MIN(get_svr()) >= 0x1))
	\|\| (SVR_MAJ(get_svr() & 0x7) > 0x1))
	setbits_be32(&gur->gencfgr, MPC85xx_GENCFGR_SDHC_WP_INV);
	#endif
	return 0;
	}

	int checkboard (void)
	{
	u8 vboot;
	u8 pixis_base = (u8 )PIXIS_BASE;

	printf("Board: MPC8536DS Sys ID: 0x%02x, "
	"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
	in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
	in_8(pixis_base + PIXIS_PVER));

	vboot = in_8(pixis_base + PIXIS_VBOOT);
	switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
	case PIXIS_VBOOT_LBMAP_NOR0:
	puts ("vBank: 0\n");
	break;
	case PIXIS_VBOOT_LBMAP_NOR1:
	puts ("vBank: 1\n");
	break;
	case PIXIS_VBOOT_LBMAP_NOR2:
	puts ("vBank: 2\n");
	break;
	case PIXIS_VBOOT_LBMAP_NOR3:
	puts ("vBank: 3\n");
	break;
	case PIXIS_VBOOT_LBMAP_PJET:
	puts ("Promjet\n");
	break;
	case PIXIS_VBOOT_LBMAP_NAND:
	puts ("NAND\n");
	break;
	}

	return 0;
	}

	#if !defined(CONFIG_SPD_EEPROM)
	/*
	* Fixed sdram init -- doesn't use serial presence detect.
	*/

	phys_size_t fixed_sdram (void)
	{
	volatile immap_t immap = (immap_t )CONFIG_SYS_IMMR;
	struct ccsr_ddr __iomem *ddr = &immap->im_ddr;
	uint d_init;

	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;

	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;

	#if defined (CONFIG_DDR_ECC)
	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
	#endif
	asm("sync;isync");

	udelay(500);

	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;

	#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	d_init = 1;
	debug("DDR - 1st controller: memory initializing\n");
	/*
	* Poll until memory is initialized.
	* 512 Meg at 400 might hit this 200 times or so.
	*/
	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
	udelay(1000);
	}
	debug("DDR: memory initialized\n\n");
	asm("sync; isync");
	udelay(500);
	#endif

	return 512 * 1024 * 1024;
	}

	#endif

	#ifdef CONFIG_PCI1
	static struct pci_controller pci1_hose;
	#endif

	#ifdef CONFIG_PCI
	void pci_init_board(void)
	{
	ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	struct fsl_pci_info pci_info;
	u32 devdisr, pordevsr;
	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
	int first_free_busno;

	first_free_busno = fsl_pcie_init_board(0);

	#ifdef CONFIG_PCI1
	devdisr = in_be32(&gur->devdisr);
	pordevsr = in_be32(&gur->pordevsr);
	porpllsr = in_be32(&gur->porpllsr);

	pci_speed = 66666000;
	pci_32 = 1;
	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;

	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
	SET_STD_PCI_INFO(pci_info, 1);
	set_next_law(pci_info.mem_phys,
	law_size_bits(pci_info.mem_size), pci_info.law);
	set_next_law(pci_info.io_phys,
	law_size_bits(pci_info.io_size), pci_info.law);

	pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
	printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
	(pci_32) ? 32 : 64,
	(pci_speed == 33333000) ? "33" :
	(pci_speed == 66666000) ? "66" : "unknown",
	pci_clk_sel ? "sync" : "async",
	pci_agent ? "agent" : "host",
	pci_arb ? "arbiter" : "external-arbiter",
	pci_info.regs);

	first_free_busno = fsl_pci_init_port(&pci_info,
	&pci1_hose, first_free_busno);
	} else {
	printf("PCI: disabled\n");
	}

	puts("\n");
	#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
	#endif
	}
	#endif

	int board_early_init_r(void)
	{
	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
	int flash_esel = find_tlb_idx((void *)flashbase, 1);

	/*
	* Remap Boot flash + PROMJET region to caching-inhibited
	* so that flash can be erased properly.
	*/

	/* Flush d-cache and invalidate i-cache of any FLASH data */
	flush_dcache();
	invalidate_icache();

	if (flash_esel == -1) {
	/* very unlikely unless something is messed up */
	puts("Error: Could not find TLB for FLASH BASE\n");
	flash_esel = 1; /* give our best effort to continue */
	} else {
	/* invalidate existing TLB entry for flash + promjet */
	disable_tlb(flash_esel);
	}

	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
	MAS3_SX\|MAS3_SW\|MAS3_SR, MAS2_I\|MAS2_G, /* perms, wimge */
	0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */

	return 0;
	}

	int board_eth_init(bd_t *bis)
	{
	#ifdef CONFIG_TSEC_ENET
	struct fsl_pq_mdio_info mdio_info;
	struct tsec_info_struct tsec_info[2];
	int num = 0;

	#ifdef CONFIG_TSEC1
	SET_STD_TSEC_INFO(tsec_info[num], 1);
	if (is_serdes_configured(SGMII_TSEC1)) {
	puts("eTSEC1 is in sgmii mode.\n");
	tsec_info[num].phyaddr = 0;
	tsec_info[num].flags \|= TSEC_SGMII;
	}
	num++;
	#endif
	#ifdef CONFIG_TSEC3
	SET_STD_TSEC_INFO(tsec_info[num], 3);
	if (is_serdes_configured(SGMII_TSEC3)) {
	puts("eTSEC3 is in sgmii mode.\n");
	tsec_info[num].phyaddr = 1;
	tsec_info[num].flags \|= TSEC_SGMII;
	}
	num++;
	#endif

	if (!num) {
	printf("No TSECs initialized\n");
	return 0;
	}

	#ifdef CONFIG_FSL_SGMII_RISER
	if (is_serdes_configured(SGMII_TSEC1) \|\|
	is_serdes_configured(SGMII_TSEC3)) {
	fsl_sgmii_riser_init(tsec_info, num);
	}
	#endif

	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
	mdio_info.name = DEFAULT_MII_NAME;
	fsl_pq_mdio_init(bis, &mdio_info);

	tsec_eth_init(bis, tsec_info, num);
	#endif
	return pci_eth_init(bis);
	}

	#if defined(CONFIG_OF_BOARD_SETUP)
	int ft_board_setup(void blob, bd_t bd)
	{
	ft_cpu_setup(blob, bd);

	FT_FSL_PCI_SETUP;

	#ifdef CONFIG_FSL_SGMII_RISER
	fsl_sgmii_riser_fdt_fixup(blob);
	#endif

	#ifdef CONFIG_HAS_FSL_MPH_USB
	fsl_fdt_fixup_dr_usb(blob, bd);
	#endif

	return 0;
	}
	#endif