board/freescale/p1022ds/p1022ds.c - platform/external/u-boot - Gitiles

 /*
  * Copyright 2010 Freescale Semiconductor, Inc.
  * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
  *          Timur Tabi <timur@freescale.com>
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the Free
  * Software Foundation; either version 2 of the License, or (at your option)
  * any later version.
  */

 #include <common.h>
 #include <command.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 <asm/fsl_ddr_sdram.h>
 #include <asm/fsl_serdes.h>
 #include <asm/io.h>
 #include <libfdt.h>
 #include <fdt_support.h>
 #include <tsec.h>
 #include <asm/fsl_law.h>
 #include <asm/mp.h>
 #include <netdev.h>
 #include <i2c.h>
 #include <hwconfig.h>

 #include "../common/ngpixis.h"

 DECLARE_GLOBAL_DATA_PTR;

 int board_early_init_f(void)
 {
 	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;

 	/* Set pmuxcr to allow both i2c1 and i2c2 */
 	setbits_be32(&gur->pmuxcr, 0x1000);

 	/* Read back the register to synchronize the write. */
 	in_be32(&gur->pmuxcr);

 	/* Set the pin muxing to enable ETSEC2. */
 	clrbits_be32(&gur->pmuxcr2, 0x001F8000);

 	return 0;
 }

 int checkboard(void)
 {
 	u8 sw;

 	puts("Board: P1022DS ");

 	printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
 		in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver));

 	sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH));

 	switch ((sw & PIXIS_LBMAP_MASK) >> 6) {
 	case 0:
 		printf ("vBank: %u\n", ((sw & 0x30) >> 4));
 		break;
 	case 1:
 		printf ("NAND\n");
 		break;
 	case 2:
 	case 3:
 		puts ("Promjet\n");
 		break;
 	}

 	return 0;
 }

 #define CONFIG_TFP410_I2C_ADDR	0x38

 /* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
 #define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK	0x0c
 #define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK	0x03

 /* Route the I2C1 pins to the SSI port instead. */
 #define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI	0x08

 /* Choose the 12.288Mhz codec reference clock */
 #define CONFIG_PIXIS_BRDCFG1_AUDCLK_12		0x02

 /* Choose the 11.2896Mhz codec reference clock */
 #define CONFIG_PIXIS_BRDCFG1_AUDCLK_11		0x01

 int misc_init_r(void)
 {
 	u8 temp;
 	const char *audclk;
 	size_t arglen;

 	/* For DVI, enable the TFP410 Encoder. */

 	temp = 0xBF;
 	if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
 		return -1;
 	if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
 		return -1;
 	debug("DVI Encoder Read: 0x%02x\n", temp);

 	temp = 0x10;
 	if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
 		return -1;
 	if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
 		return -1;
 	debug("DVI Encoder Read: 0x%02x\n",temp);

 	/*
 	 * Enable the reference clock for the WM8776 codec, and route the MUX
 	 * pins for SSI. The default is the 12.288 MHz clock
 	 */

 	temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK |
 		CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
 	temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;

 	audclk = hwconfig_arg("audclk", &arglen);
 	/* Check the first two chars only */
 	if (audclk && (strncmp(audclk, "11", 2) == 0))
 		temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
 	else
 		temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
 	out_8(&pixis->brdcfg1, temp);

 	return 0;
 }

 /*
  * A list of PCI and SATA slots
  */
 enum slot_id {
 	SLOT_PCIE1 = 1,
 	SLOT_PCIE2,
 	SLOT_PCIE3,
 	SLOT_PCIE4,
 	SLOT_PCIE5,
 	SLOT_SATA1,
 	SLOT_SATA2
 };

 /*
  * This array maps the slot identifiers to their names on the P1022DS board.
  */
 static const char *slot_names[] = {
 	[SLOT_PCIE1] = "Slot 1",
 	[SLOT_PCIE2] = "Slot 2",
 	[SLOT_PCIE3] = "Slot 3",
 	[SLOT_PCIE4] = "Slot 4",
 	[SLOT_PCIE5] = "Mini-PCIe",
 	[SLOT_SATA1] = "SATA 1",
 	[SLOT_SATA2] = "SATA 2",
 };

 /*
  * This array maps a given SERDES configuration and SERDES device to the PCI or
  * SATA slot that it connects to.  This mapping is hard-coded in the FPGA.
  */
 static u8 serdes_dev_slot[][SATA2 + 1] = {
 	[0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
 	[0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
 	[0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
 		   [PCIE2] = SLOT_PCIE5 },
 	[0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
 		   [PCIE2] = SLOT_PCIE3,
 		   [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
 	[0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
 		   [PCIE2] = SLOT_PCIE3 },
 	[0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
 		   [PCIE2] = SLOT_PCIE3,
 		   [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
 	[0x1c] = { [PCIE1] = SLOT_PCIE1,
 		   [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
 	[0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
 	[0x1f] = { [PCIE1] = SLOT_PCIE1 },
 };


 /*
  * Returns the name of the slot to which the PCIe or SATA controller is
  * connected
  */
 const char *board_serdes_name(enum srds_prtcl device)
 {
 	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
 	u32 pordevsr = in_be32(&gur->pordevsr);
 	unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
 				MPC85xx_PORDEVSR_IO_SEL_SHIFT;
 	enum slot_id slot = serdes_dev_slot[srds_cfg][device];
 	const char *name = slot_names[slot];

 	if (name)
 		return name;
 	else
 		return "Nothing";
 }

 #ifdef CONFIG_PCI
 void pci_init_board(void)
 {
 	fsl_pcie_init_board(0);
 }
 #endif

 int board_early_init_r(void)
 {
 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
 	const u8 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();

 	/* invalidate existing TLB entry for flash + promjet */
 	disable_tlb(flash_esel);

 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 			0, flash_esel, BOOKE_PAGESZ_256M, 1);

 	return 0;
 }

 /*
  * Initialize on-board and/or PCI Ethernet devices
  *
  * Returns:
  *      <0, error
  *       0, no ethernet devices found
  *      >0, number of ethernet devices initialized
  */
 int board_eth_init(bd_t *bis)
 {
 	struct tsec_info_struct tsec_info[2];
 	unsigned int num = 0;

 #ifdef CONFIG_TSEC1
 	SET_STD_TSEC_INFO(tsec_info[num], 1);
 	num++;
 #endif
 #ifdef CONFIG_TSEC2
 	SET_STD_TSEC_INFO(tsec_info[num], 2);
 	num++;
 #endif

 	return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
 }

 #ifdef CONFIG_OF_BOARD_SETUP
 /**
  * ft_codec_setup - fix up the clock-frequency property of the codec node
  *
  * Update the clock-frequency property based on the value of the 'audclk'
  * hwconfig option.  If audclk is not specified, then default to 12.288MHz.
  */
 static void ft_codec_setup(void *blob, const char *compatible)
 {
 	const char *audclk;
 	size_t arglen;
 	u32 freq;

 	audclk = hwconfig_arg("audclk", &arglen);
 	if (audclk && (strncmp(audclk, "11", 2) == 0))
 		freq = 11289600;
 	else
 		freq = 12288000;

 	do_fixup_by_compat_u32(blob, compatible, "clock-frequency", freq, 1);
 }

 void ft_board_setup(void *blob, bd_t *bd)
 {
 	phys_addr_t base;
 	phys_size_t size;

 	ft_cpu_setup(blob, bd);

 	base = getenv_bootm_low();
 	size = getenv_bootm_size();

 	fdt_fixup_memory(blob, (u64)base, (u64)size);

 	FT_FSL_PCI_SETUP;

 #ifdef CONFIG_FSL_SGMII_RISER
 	fsl_sgmii_riser_fdt_fixup(blob);
 #endif

 	/* Update the WM8776 node's clock frequency property */
 	ft_codec_setup(blob, "wlf,wm8776");
 }
 #endif

 #ifdef CONFIG_MP
 void board_lmb_reserve(struct lmb *lmb)
 {
 	cpu_mp_lmb_reserve(lmb);
 }
 #endif
	/*
	* Copyright 2010 Freescale Semiconductor, Inc.
	* Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
	* Timur Tabi <timur@freescale.com>
	*
	* This program is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License as published by the Free
	* Software Foundation; either version 2 of the License, or (at your option)
	* any later version.
	*/

	#include <common.h>
	#include <command.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 <asm/fsl_ddr_sdram.h>
	#include <asm/fsl_serdes.h>
	#include <asm/io.h>
	#include <libfdt.h>
	#include <fdt_support.h>
	#include <tsec.h>
	#include <asm/fsl_law.h>
	#include <asm/mp.h>
	#include <netdev.h>
	#include <i2c.h>
	#include <hwconfig.h>

	#include "../common/ngpixis.h"

	DECLARE_GLOBAL_DATA_PTR;

	int board_early_init_f(void)
	{
	ccsr_gur_t gur = (void )CONFIG_SYS_MPC85xx_GUTS_ADDR;

	/* Set pmuxcr to allow both i2c1 and i2c2 */
	setbits_be32(&gur->pmuxcr, 0x1000);

	/* Read back the register to synchronize the write. */
	in_be32(&gur->pmuxcr);

	/* Set the pin muxing to enable ETSEC2. */
	clrbits_be32(&gur->pmuxcr2, 0x001F8000);

	return 0;
	}

	int checkboard(void)
	{
	u8 sw;

	puts("Board: P1022DS ");

	printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
	in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver));

	sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH));

	switch ((sw & PIXIS_LBMAP_MASK) >> 6) {
	case 0:
	printf ("vBank: %u\n", ((sw & 0x30) >> 4));
	break;
	case 1:
	printf ("NAND\n");
	break;
	case 2:
	case 3:
	puts ("Promjet\n");
	break;
	}

	return 0;
	}

	#define CONFIG_TFP410_I2C_ADDR 0x38

	/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
	#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c
	#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03

	/* Route the I2C1 pins to the SSI port instead. */
	#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08

	/* Choose the 12.288Mhz codec reference clock */
	#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02

	/* Choose the 11.2896Mhz codec reference clock */
	#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01

	int misc_init_r(void)
	{
	u8 temp;
	const char *audclk;
	size_t arglen;

	/* For DVI, enable the TFP410 Encoder. */

	temp = 0xBF;
	if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
	return -1;
	if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
	return -1;
	debug("DVI Encoder Read: 0x%02x\n", temp);

	temp = 0x10;
	if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
	return -1;
	if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
	return -1;
	debug("DVI Encoder Read: 0x%02x\n",temp);

	/*
	* Enable the reference clock for the WM8776 codec, and route the MUX
	* pins for SSI. The default is the 12.288 MHz clock
	*/

	temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK \|
	CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
	temp \|= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;

	audclk = hwconfig_arg("audclk", &arglen);
	/* Check the first two chars only */
	if (audclk && (strncmp(audclk, "11", 2) == 0))
	temp \|= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
	else
	temp \|= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
	out_8(&pixis->brdcfg1, temp);

	return 0;
	}

	/*
	* A list of PCI and SATA slots
	*/
	enum slot_id {
	SLOT_PCIE1 = 1,
	SLOT_PCIE2,
	SLOT_PCIE3,
	SLOT_PCIE4,
	SLOT_PCIE5,
	SLOT_SATA1,
	SLOT_SATA2
	};

	/*
	* This array maps the slot identifiers to their names on the P1022DS board.
	*/
	static const char *slot_names[] = {
	[SLOT_PCIE1] = "Slot 1",
	[SLOT_PCIE2] = "Slot 2",
	[SLOT_PCIE3] = "Slot 3",
	[SLOT_PCIE4] = "Slot 4",
	[SLOT_PCIE5] = "Mini-PCIe",
	[SLOT_SATA1] = "SATA 1",
	[SLOT_SATA2] = "SATA 2",
	};

	/*
	* This array maps a given SERDES configuration and SERDES device to the PCI or
	* SATA slot that it connects to. This mapping is hard-coded in the FPGA.
	*/
	static u8 serdes_dev_slot[][SATA2 + 1] = {
	[0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
	[0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
	[0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
	[PCIE2] = SLOT_PCIE5 },
	[0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
	[PCIE2] = SLOT_PCIE3,
	[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
	[0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
	[PCIE2] = SLOT_PCIE3 },
	[0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
	[PCIE2] = SLOT_PCIE3,
	[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
	[0x1c] = { [PCIE1] = SLOT_PCIE1,
	[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
	[0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
	[0x1f] = { [PCIE1] = SLOT_PCIE1 },
	};


	/*
	* Returns the name of the slot to which the PCIe or SATA controller is
	* connected
	*/
	const char *board_serdes_name(enum srds_prtcl device)
	{
	ccsr_gur_t gur = (void )CONFIG_SYS_MPC85xx_GUTS_ADDR;
	u32 pordevsr = in_be32(&gur->pordevsr);
	unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
	MPC85xx_PORDEVSR_IO_SEL_SHIFT;
	enum slot_id slot = serdes_dev_slot[srds_cfg][device];
	const char *name = slot_names[slot];

	if (name)
	return name;
	else
	return "Nothing";
	}

	#ifdef CONFIG_PCI
	void pci_init_board(void)
	{
	fsl_pcie_init_board(0);
	}
	#endif

	int board_early_init_r(void)
	{
	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
	const u8 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();

	/* invalidate existing TLB entry for flash + promjet */
	disable_tlb(flash_esel);

	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
	MAS3_SX\|MAS3_SW\|MAS3_SR, MAS2_I\|MAS2_G,
	0, flash_esel, BOOKE_PAGESZ_256M, 1);

	return 0;
	}

	/*
	* Initialize on-board and/or PCI Ethernet devices
	*
	* Returns:
	* <0, error
	* 0, no ethernet devices found
	* >0, number of ethernet devices initialized
	*/
	int board_eth_init(bd_t *bis)
	{
	struct tsec_info_struct tsec_info[2];
	unsigned int num = 0;

	#ifdef CONFIG_TSEC1
	SET_STD_TSEC_INFO(tsec_info[num], 1);
	num++;
	#endif
	#ifdef CONFIG_TSEC2
	SET_STD_TSEC_INFO(tsec_info[num], 2);
	num++;
	#endif

	return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
	}

	#ifdef CONFIG_OF_BOARD_SETUP
	/**
	* ft_codec_setup - fix up the clock-frequency property of the codec node
	*
	* Update the clock-frequency property based on the value of the 'audclk'
	* hwconfig option. If audclk is not specified, then default to 12.288MHz.
	*/
	static void ft_codec_setup(void blob, const char compatible)
	{
	const char *audclk;
	size_t arglen;
	u32 freq;

	audclk = hwconfig_arg("audclk", &arglen);
	if (audclk && (strncmp(audclk, "11", 2) == 0))
	freq = 11289600;
	else
	freq = 12288000;

	do_fixup_by_compat_u32(blob, compatible, "clock-frequency", freq, 1);
	}

	void ft_board_setup(void blob, bd_t bd)
	{
	phys_addr_t base;
	phys_size_t size;

	ft_cpu_setup(blob, bd);

	base = getenv_bootm_low();
	size = getenv_bootm_size();

	fdt_fixup_memory(blob, (u64)base, (u64)size);

	FT_FSL_PCI_SETUP;

	#ifdef CONFIG_FSL_SGMII_RISER
	fsl_sgmii_riser_fdt_fixup(blob);
	#endif

	/* Update the WM8776 node's clock frequency property */
	ft_codec_setup(blob, "wlf,wm8776");
	}
	#endif

	#ifdef CONFIG_MP
	void board_lmb_reserve(struct lmb *lmb)
	{
	cpu_mp_lmb_reserve(lmb);
	}
	#endif