[J-u-boot.git] / board / sunxi / board.c

/*
 * (C) Copyright 2012-2013 Henrik Nordstrom <[email protected]>
 * (C) Copyright 2013 Luke Kenneth Casson Leighton <[email protected]>
 *
 * (C) Copyright 2007-2011
 * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
 * Tom Cubie <[email protected]>
 *
 * Some board init for the Allwinner A10-evb board.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <mmc.h>
#include <axp_pmic.h>
#include <asm/arch/clock.h>
#include <asm/arch/cpu.h>
#include <asm/arch/display.h>
#include <asm/arch/dram.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/usb_phy.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <nand.h>
#include <net.h>

#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
/* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */
int soft_i2c_gpio_sda;
int soft_i2c_gpio_scl;

static int soft_i2c_board_init(void)
{
	int ret;

	soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA);
	if (soft_i2c_gpio_sda < 0) {
		printf("Error invalid soft i2c sda pin: '%s', err %d\n",
		       CONFIG_VIDEO_LCD_PANEL_I2C_SDA, soft_i2c_gpio_sda);
		return soft_i2c_gpio_sda;
	}
	ret = gpio_request(soft_i2c_gpio_sda, "soft-i2c-sda");
	if (ret) {
		printf("Error requesting soft i2c sda pin: '%s', err %d\n",
		       CONFIG_VIDEO_LCD_PANEL_I2C_SDA, ret);
		return ret;
	}

	soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL);
	if (soft_i2c_gpio_scl < 0) {
		printf("Error invalid soft i2c scl pin: '%s', err %d\n",
		       CONFIG_VIDEO_LCD_PANEL_I2C_SCL, soft_i2c_gpio_scl);
		return soft_i2c_gpio_scl;
	}
	ret = gpio_request(soft_i2c_gpio_scl, "soft-i2c-scl");
	if (ret) {
		printf("Error requesting soft i2c scl pin: '%s', err %d\n",
		       CONFIG_VIDEO_LCD_PANEL_I2C_SCL, ret);
		return ret;
	}

	return 0;
}
#else
static int soft_i2c_board_init(void) { return 0; }
#endif

DECLARE_GLOBAL_DATA_PTR;

/* add board specific code here */
int board_init(void)
{
	int id_pfr1, ret;

	gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);

	asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1));
	debug("id_pfr1: 0x%08x\n", id_pfr1);
	/* Generic Timer Extension available? */
	if ((id_pfr1 >> 16) & 0xf) {
		debug("Setting CNTFRQ\n");
		/* CNTFRQ == 24 MHz */
		asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r"(24000000));
	}

	ret = axp_gpio_init();
	if (ret)
		return ret;

	/* Uses dm gpio code so do this here and not in i2c_init_board() */
	return soft_i2c_board_init();
}

int dram_init(void)
{
	gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE);

	return 0;
}

#if defined(CONFIG_NAND_SUNXI) && defined(CONFIG_SPL_BUILD)
static void nand_pinmux_setup(void)
{
	unsigned int pin;

	for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++)
		sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND);

#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN7I
	for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++)
		sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND);
#endif
	/* sun4i / sun7i do have a PC23, but it is not used for nand,
	 * only sun7i has a PC24 */
#ifdef CONFIG_MACH_SUN7I
	sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND);
#endif
}

static void nand_clock_setup(void)
{
	struct sunxi_ccm_reg *const ccm =
		(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;

	setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0));
#ifdef CONFIG_MACH_SUN9I
	setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA));
#else
	setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA));
#endif
	setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1);
}

void board_nand_init(void)
{
	nand_pinmux_setup();
	nand_clock_setup();
}
#endif

#ifdef CONFIG_GENERIC_MMC
static void mmc_pinmux_setup(int sdc)
{
	unsigned int pin;
	__maybe_unused int pins;

	switch (sdc) {
	case 0:
		/* SDC0: PF0-PF5 */
		for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
		break;

	case 1:
		pins = sunxi_name_to_gpio_bank(CONFIG_MMC1_PINS);

#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
		if (pins == SUNXI_GPIO_H) {
			/* SDC1: PH22-PH-27 */
			for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		} else {
			/* SDC1: PG0-PG5 */
			for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		}
#elif defined(CONFIG_MACH_SUN5I)
		/* SDC1: PG3-PG8 */
		for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
#elif defined(CONFIG_MACH_SUN6I)
		/* SDC1: PG0-PG5 */
		for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
#elif defined(CONFIG_MACH_SUN8I)
		if (pins == SUNXI_GPIO_D) {
			/* SDC1: PD2-PD7 */
			for (pin = SUNXI_GPD(2); pin <= SUNXI_GPD(7); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN8I_GPD_SDC1);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		} else {
			/* SDC1: PG0-PG5 */
			for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		}
#endif
		break;

	case 2:
		pins = sunxi_name_to_gpio_bank(CONFIG_MMC2_PINS);

#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
		/* SDC2: PC6-PC11 */
		for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
#elif defined(CONFIG_MACH_SUN5I)
		if (pins == SUNXI_GPIO_E) {
			/* SDC2: PE4-PE9 */
			for (pin = SUNXI_GPE(4); pin <= SUNXI_GPD(9); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN5I_GPE_SDC2);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		} else {
			/* SDC2: PC6-PC15 */
			for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		}
#elif defined(CONFIG_MACH_SUN6I)
		if (pins == SUNXI_GPIO_A) {
			/* SDC2: PA9-PA14 */
			for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC2);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		} else {
			/* SDC2: PC6-PC15, PC24 */
			for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}

			sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2);
			sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(SUNXI_GPC(24), 2);
		}
#elif defined(CONFIG_MACH_SUN8I)
		/* SDC2: PC5-PC6, PC8-PC16 */
		for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}

		for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
#endif
		break;

	case 3:
		pins = sunxi_name_to_gpio_bank(CONFIG_MMC3_PINS);

#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
		/* SDC3: PI4-PI9 */
		for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) {
			sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3);
			sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(pin, 2);
		}
#elif defined(CONFIG_MACH_SUN6I)
		if (pins == SUNXI_GPIO_A) {
			/* SDC3: PA9-PA14 */
			for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC3);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}
		} else {
			/* SDC3: PC6-PC15, PC24 */
			for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
				sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3);
				sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
				sunxi_gpio_set_drv(pin, 2);
			}

			sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3);
			sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP);
			sunxi_gpio_set_drv(SUNXI_GPC(24), 2);
		}
#endif
		break;

	default:
		printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc);
		break;
	}
}

int board_mmc_init(bd_t *bis)
{
	__maybe_unused struct mmc *mmc0, *mmc1;
	__maybe_unused char buf[512];

	mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT);
	mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT);
	if (!mmc0)
		return -1;

#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
	mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA);
	mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA);
	if (!mmc1)
		return -1;
#endif

#if !defined(CONFIG_SPL_BUILD) && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2
	/*
	 * On systems with an emmc (mmc2), figure out if we are booting from
	 * the emmc and if we are make it "mmc dev 0" so that boot.scr, etc.
	 * are searched there first. Note we only do this for u-boot proper,
	 * not for the SPL, see spl_boot_device().
	 */
	if (!sunxi_mmc_has_egon_boot_signature(mmc0) &&
	    sunxi_mmc_has_egon_boot_signature(mmc1)) {
		/* Booting from emmc / mmc2, swap */
		mmc0->block_dev.dev = 1;
		mmc1->block_dev.dev = 0;
	}
#endif

	return 0;
}
#endif

void i2c_init_board(void)
{
#ifdef CONFIG_I2C0_ENABLE
#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN5I) || defined(CONFIG_MACH_SUN7I)
	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0);
	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0);
	clock_twi_onoff(0, 1);
#elif defined(CONFIG_MACH_SUN6I)
	sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0);
	sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0);
	clock_twi_onoff(0, 1);
#elif defined(CONFIG_MACH_SUN8I)
	sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0);
	sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0);
	clock_twi_onoff(0, 1);
#endif
#endif

#ifdef CONFIG_I2C1_ENABLE
#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
	sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1);
	sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1);
	clock_twi_onoff(1, 1);
#elif defined(CONFIG_MACH_SUN5I)
	sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1);
	sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1);
	clock_twi_onoff(1, 1);
#elif defined(CONFIG_MACH_SUN6I)
	sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1);
	sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1);
	clock_twi_onoff(1, 1);
#elif defined(CONFIG_MACH_SUN8I)
	sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1);
	sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1);
	clock_twi_onoff(1, 1);
#endif
#endif

#ifdef CONFIG_I2C2_ENABLE
#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
	sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2);
	sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2);
	clock_twi_onoff(2, 1);
#elif defined(CONFIG_MACH_SUN5I)
	sunxi_gpio_set_cfgpin(SUNXI_GPB(17), SUN5I_GPB_TWI2);
	sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN5I_GPB_TWI2);
	clock_twi_onoff(2, 1);
#elif defined(CONFIG_MACH_SUN6I)
	sunxi_gpio_set_cfgpin(SUNXI_GPH(18), SUN6I_GPH_TWI2);
	sunxi_gpio_set_cfgpin(SUNXI_GPH(19), SUN6I_GPH_TWI2);
	clock_twi_onoff(2, 1);
#elif defined(CONFIG_MACH_SUN8I)
	sunxi_gpio_set_cfgpin(SUNXI_GPE(12), SUN8I_GPE_TWI2);
	sunxi_gpio_set_cfgpin(SUNXI_GPE(13), SUN8I_GPE_TWI2);
	clock_twi_onoff(2, 1);
#endif
#endif

#ifdef CONFIG_I2C3_ENABLE
#if defined(CONFIG_MACH_SUN6I)
	sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3);
	sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3);
	clock_twi_onoff(3, 1);
#elif defined(CONFIG_MACH_SUN7I)
	sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3);
	sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3);
	clock_twi_onoff(3, 1);
#endif
#endif

#ifdef CONFIG_I2C4_ENABLE
#if defined(CONFIG_MACH_SUN7I)
	sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4);
	sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4);
	clock_twi_onoff(4, 1);
#endif
#endif
}

#ifdef CONFIG_SPL_BUILD
void sunxi_board_init(void)
{
	int power_failed = 0;
	unsigned long ramsize;

#if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
	power_failed = axp_init();

#ifdef CONFIG_AXP221_POWER
	power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT);
#endif
	power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT);
	power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT);
#ifndef CONFIG_AXP209_POWER
	power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT);
#endif
#ifdef CONFIG_AXP221_POWER
	power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
#endif

#ifdef CONFIG_AXP221_POWER
	power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT);
#endif
	power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT);
#ifndef CONFIG_AXP152_POWER
	power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT);
#endif
#ifdef CONFIG_AXP209_POWER
	power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT);
#endif

#ifdef CONFIG_AXP221_POWER
	power_failed |= axp_set_dldo1(CONFIG_AXP_DLDO1_VOLT);
	power_failed |= axp_set_dldo2(CONFIG_AXP_DLDO2_VOLT);
	power_failed |= axp_set_dldo3(CONFIG_AXP_DLDO3_VOLT);
	power_failed |= axp_set_dldo4(CONFIG_AXP_DLDO4_VOLT);
	power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT);
	power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT);
	power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT);
#endif
#endif
	printf("DRAM:");
	ramsize = sunxi_dram_init();
	printf(" %lu MiB\n", ramsize >> 20);
	if (!ramsize)
		hang();

	/*
	 * Only clock up the CPU to full speed if we are reasonably
	 * assured it's being powered with suitable core voltage
	 */
	if (!power_failed)
		clock_set_pll1(CONFIG_SYS_CLK_FREQ);
	else
		printf("Failed to set core voltage! Can't set CPU frequency\n");
}
#endif

#ifdef CONFIG_USB_GADGET
int g_dnl_board_usb_cable_connected(void)
{
	return sunxi_usb_phy_vbus_detect(0);
}
#endif

#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{
	char *serial_string;
	unsigned long long serial;

	serial_string = getenv("serial#");

	if (serial_string) {
		serial = simple_strtoull(serial_string, NULL, 16);

		serialnr->high = (unsigned int) (serial >> 32);
		serialnr->low = (unsigned int) (serial & 0xffffffff);
	} else {
		serialnr->high = 0;
		serialnr->low = 0;
	}
}
#endif

#if !defined(CONFIG_SPL_BUILD)
#include <asm/arch/spl.h>

/*
 * Check the SPL header for the "sunxi" variant. If found: parse values
 * that might have been passed by the loader ("fel" utility), and update
 * the environment accordingly.
 */
static void parse_spl_header(const uint32_t spl_addr)
{
	struct boot_file_head *spl = (void *)spl_addr;
	if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) == 0) {
		uint8_t spl_header_version = spl->spl_signature[3];
		if (spl_header_version == SPL_HEADER_VERSION) {
			if (spl->fel_script_address)
				setenv_hex("fel_scriptaddr",
					   spl->fel_script_address);
			return;
		}
		printf("sunxi SPL version mismatch: expected %u, got %u\n",
		       SPL_HEADER_VERSION, spl_header_version);
	}
}
#endif

#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
	char serial_string[17] = { 0 };
	unsigned int sid[4];
	uint8_t mac_addr[6];
	int ret;

#if !defined(CONFIG_SPL_BUILD)
	setenv("fel_booted", NULL);
	setenv("fel_scriptaddr", NULL);
	/* determine if we are running in FEL mode */
	if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */
		setenv("fel_booted", "1");
		parse_spl_header(SPL_ADDR);
	}
#endif

	ret = sunxi_get_sid(sid);
	if (ret == 0 && sid[0] != 0 && sid[3] != 0) {
		if (!getenv("ethaddr")) {
			/* Non OUI / registered MAC address */
			mac_addr[0] = 0x02;
			mac_addr[1] = (sid[0] >>  0) & 0xff;
			mac_addr[2] = (sid[3] >> 24) & 0xff;
			mac_addr[3] = (sid[3] >> 16) & 0xff;
			mac_addr[4] = (sid[3] >>  8) & 0xff;
			mac_addr[5] = (sid[3] >>  0) & 0xff;

			eth_setenv_enetaddr("ethaddr", mac_addr);
		}

		if (!getenv("serial#")) {
			snprintf(serial_string, sizeof(serial_string),
				"%08x%08x", sid[0], sid[3]);

			setenv("serial#", serial_string);
		}
	}

#ifndef CONFIG_MACH_SUN9I
	ret = sunxi_usb_phy_probe();
	if (ret)
		return ret;
#endif
	sunxi_musb_board_init();

	return 0;
}
#endif

#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
#ifdef CONFIG_VIDEO_DT_SIMPLEFB
	return sunxi_simplefb_setup(blob);
#endif
}
#endif /* CONFIG_OF_BOARD_SETUP */
Commit	Line	Data
cba69eee IC	1	/*
	2	* (C) Copyright 2012-2013 Henrik Nordstrom <[email protected]>
	3	* (C) Copyright 2013 Luke Kenneth Casson Leighton <[email protected]>
	4	*
	5	* (C) Copyright 2007-2011
	6	* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
	7	* Tom Cubie <[email protected]>
	8	*
	9	* Some board init for the Allwinner A10-evb board.
	10	*
	11	* SPDX-License-Identifier: GPL-2.0+
	12	*/
	13
	14	#include <common.h>
e79c7c88	15	#include <mmc.h>
6944aff1	16	#include <axp_pmic.h>
cba69eee	17	#include <asm/arch/clock.h>
b41d7d05	18	#include <asm/arch/cpu.h>
2d7a084b	19	#include <asm/arch/display.h>
cba69eee	20	#include <asm/arch/dram.h>
e24ea55c IC	21	#include <asm/arch/gpio.h>
e24ea55c IC	22	#include <asm/arch/mmc.h>
2aacc423	23	#include <asm/arch/usb_phy.h>
4f7e01c9	24	#include <asm/gpio.h>
b41d7d05	25	#include <asm/io.h>
f62bfa56	26	#include <nand.h>
b41d7d05	27	#include <net.h>
cba69eee	28
55410089 HG	29	#if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
	30	/* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */
	31	int soft_i2c_gpio_sda;
	32	int soft_i2c_gpio_scl;
4f7e01c9 HG	33
	34	static int soft_i2c_board_init(void)
	35	{
	36	int ret;
	37
	38	soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA);
	39	if (soft_i2c_gpio_sda < 0) {
	40	printf("Error invalid soft i2c sda pin: '%s', err %d\n",
	41	CONFIG_VIDEO_LCD_PANEL_I2C_SDA, soft_i2c_gpio_sda);
	42	return soft_i2c_gpio_sda;
	43	}
	44	ret = gpio_request(soft_i2c_gpio_sda, "soft-i2c-sda");
	45	if (ret) {
	46	printf("Error requesting soft i2c sda pin: '%s', err %d\n",
	47	CONFIG_VIDEO_LCD_PANEL_I2C_SDA, ret);
	48	return ret;
	49	}
	50
	51	soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL);
	52	if (soft_i2c_gpio_scl < 0) {
	53	printf("Error invalid soft i2c scl pin: '%s', err %d\n",
	54	CONFIG_VIDEO_LCD_PANEL_I2C_SCL, soft_i2c_gpio_scl);
	55	return soft_i2c_gpio_scl;
	56	}
	57	ret = gpio_request(soft_i2c_gpio_scl, "soft-i2c-scl");
	58	if (ret) {
	59	printf("Error requesting soft i2c scl pin: '%s', err %d\n",
	60	CONFIG_VIDEO_LCD_PANEL_I2C_SCL, ret);
	61	return ret;
	62	}
	63
	64	return 0;
	65	}
	66	#else
	67	static int soft_i2c_board_init(void) { return 0; }
55410089 HG	68	#endif
55410089 HG	69
cba69eee IC	70	DECLARE_GLOBAL_DATA_PTR;
	71
	72	/* add board specific code here */
	73	int board_init(void)
	74	{
2fcf033d	75	int id_pfr1, ret;
cba69eee IC	76
	77	gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
	78
	79	asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1));
	80	debug("id_pfr1: 0x%08x\n", id_pfr1);
	81	/* Generic Timer Extension available? */
	82	if ((id_pfr1 >> 16) & 0xf) {
	83	debug("Setting CNTFRQ\n");
	84	/* CNTFRQ == 24 MHz */
	85	asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r"(24000000));
	86	}
	87
2fcf033d HG	88	ret = axp_gpio_init();
	89	if (ret)
	90	return ret;
	91
4f7e01c9 HG	92	/* Uses dm gpio code so do this here and not in i2c_init_board() */
4f7e01c9 HG	93	return soft_i2c_board_init();
cba69eee IC	94	}
	95
	96	int dram_init(void)
	97	{
	98	gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE);
	99
	100	return 0;
	101	}
	102
e5268616	103	#if defined(CONFIG_NAND_SUNXI) && defined(CONFIG_SPL_BUILD)
ad008299 KG	104	static void nand_pinmux_setup(void)
	105	{
	106	unsigned int pin;
ad008299	107
022a99d8	108	for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++)
ad008299 KG	109	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND);
ad008299 KG	110
022a99d8 HG	111	#if defined CONFIG_MACH_SUN4I \|\| defined CONFIG_MACH_SUN7I
	112	for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++)
	113	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND);
	114	#endif
	115	/* sun4i / sun7i do have a PC23, but it is not used for nand,
	116	* only sun7i has a PC24 */
	117	#ifdef CONFIG_MACH_SUN7I
ad008299	118	sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND);
022a99d8	119	#endif
ad008299 KG	120	}
	121
	122	static void nand_clock_setup(void)
	123	{
	124	struct sunxi_ccm_reg *const ccm =
	125	(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
31c21471	126
ad008299	127	setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0));
31c21471 HG	128	#ifdef CONFIG_MACH_SUN9I
	129	setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA));
	130	#else
	131	setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA));
	132	#endif
ad008299 KG	133	setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE \| AHB_DIV_1);
ad008299 KG	134	}
f62bfa56 HG	135
	136	void board_nand_init(void)
	137	{
	138	nand_pinmux_setup();
	139	nand_clock_setup();
	140	}
ad008299 KG	141	#endif
ad008299 KG	142
e24ea55c IC	143	#ifdef CONFIG_GENERIC_MMC
	144	static void mmc_pinmux_setup(int sdc)
	145	{
	146	unsigned int pin;
8deacca9	147	__maybe_unused int pins;
e24ea55c IC	148
	149	switch (sdc) {
	150	case 0:
8deacca9	151	/* SDC0: PF0-PF5 */
e24ea55c	152	for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) {
487b3277	153	sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0);
e24ea55c IC	154	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	155	sunxi_gpio_set_drv(pin, 2);
	156	}
	157	break;
	158
	159	case 1:
8deacca9 PK	160	pins = sunxi_name_to_gpio_bank(CONFIG_MMC1_PINS);
	161
	162	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN7I)
	163	if (pins == SUNXI_GPIO_H) {
	164	/* SDC1: PH22-PH-27 */
	165	for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) {
	166	sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1);
	167	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	168	sunxi_gpio_set_drv(pin, 2);
	169	}
	170	} else {
	171	/* SDC1: PG0-PG5 */
	172	for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
	173	sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1);
	174	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	175	sunxi_gpio_set_drv(pin, 2);
	176	}
	177	}
	178	#elif defined(CONFIG_MACH_SUN5I)
	179	/* SDC1: PG3-PG8 */
bbff84b3	180	for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) {
487b3277	181	sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1);
e24ea55c IC	182	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	183	sunxi_gpio_set_drv(pin, 2);
	184	}
8deacca9 PK	185	#elif defined(CONFIG_MACH_SUN6I)
	186	/* SDC1: PG0-PG5 */
	187	for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
	188	sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1);
	189	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	190	sunxi_gpio_set_drv(pin, 2);
	191	}
	192	#elif defined(CONFIG_MACH_SUN8I)
	193	if (pins == SUNXI_GPIO_D) {
	194	/* SDC1: PD2-PD7 */
	195	for (pin = SUNXI_GPD(2); pin <= SUNXI_GPD(7); pin++) {
	196	sunxi_gpio_set_cfgpin(pin, SUN8I_GPD_SDC1);
	197	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	198	sunxi_gpio_set_drv(pin, 2);
	199	}
	200	} else {
	201	/* SDC1: PG0-PG5 */
	202	for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) {
	203	sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1);
	204	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	205	sunxi_gpio_set_drv(pin, 2);
	206	}
	207	}
	208	#endif
e24ea55c IC	209	break;
	210
	211	case 2:
8deacca9 PK	212	pins = sunxi_name_to_gpio_bank(CONFIG_MMC2_PINS);
	213
	214	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN7I)
	215	/* SDC2: PC6-PC11 */
e24ea55c	216	for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) {
487b3277	217	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
e24ea55c IC	218	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	219	sunxi_gpio_set_drv(pin, 2);
	220	}
8deacca9 PK	221	#elif defined(CONFIG_MACH_SUN5I)
	222	if (pins == SUNXI_GPIO_E) {
	223	/* SDC2: PE4-PE9 */
	224	for (pin = SUNXI_GPE(4); pin <= SUNXI_GPD(9); pin++) {
	225	sunxi_gpio_set_cfgpin(pin, SUN5I_GPE_SDC2);
	226	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	227	sunxi_gpio_set_drv(pin, 2);
	228	}
	229	} else {
	230	/* SDC2: PC6-PC15 */
	231	for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
	232	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
	233	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	234	sunxi_gpio_set_drv(pin, 2);
	235	}
	236	}
	237	#elif defined(CONFIG_MACH_SUN6I)
	238	if (pins == SUNXI_GPIO_A) {
	239	/* SDC2: PA9-PA14 */
	240	for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) {
	241	sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC2);
	242	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	243	sunxi_gpio_set_drv(pin, 2);
	244	}
	245	} else {
	246	/* SDC2: PC6-PC15, PC24 */
	247	for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
	248	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
	249	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	250	sunxi_gpio_set_drv(pin, 2);
	251	}
	252
	253	sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2);
	254	sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP);
	255	sunxi_gpio_set_drv(SUNXI_GPC(24), 2);
	256	}
	257	#elif defined(CONFIG_MACH_SUN8I)
	258	/* SDC2: PC5-PC6, PC8-PC16 */
	259	for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) {
	260	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
	261	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	262	sunxi_gpio_set_drv(pin, 2);
	263	}
	264
	265	for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) {
	266	sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2);
	267	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	268	sunxi_gpio_set_drv(pin, 2);
	269	}
	270	#endif
e24ea55c IC	271	break;
	272
	273	case 3:
8deacca9 PK	274	pins = sunxi_name_to_gpio_bank(CONFIG_MMC3_PINS);
	275
	276	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN7I)
	277	/* SDC3: PI4-PI9 */
e24ea55c	278	for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) {
8deacca9	279	sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3);
e24ea55c IC	280	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	281	sunxi_gpio_set_drv(pin, 2);
	282	}
8deacca9 PK	283	#elif defined(CONFIG_MACH_SUN6I)
	284	if (pins == SUNXI_GPIO_A) {
	285	/* SDC3: PA9-PA14 */
	286	for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) {
	287	sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC3);
	288	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	289	sunxi_gpio_set_drv(pin, 2);
	290	}
	291	} else {
	292	/* SDC3: PC6-PC15, PC24 */
	293	for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) {
	294	sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3);
	295	sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP);
	296	sunxi_gpio_set_drv(pin, 2);
	297	}
	298
	299	sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3);
	300	sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP);
	301	sunxi_gpio_set_drv(SUNXI_GPC(24), 2);
	302	}
	303	#endif
e24ea55c IC	304	break;
	305
	306	default:
	307	printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc);
	308	break;
	309	}
	310	}
	311
	312	int board_mmc_init(bd_t *bis)
	313	{
e79c7c88 HG	314	__maybe_unused struct mmc mmc0, mmc1;
	315	__maybe_unused char buf[512];
	316
e24ea55c	317	mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT);
e79c7c88 HG	318	mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT);
	319	if (!mmc0)
	320	return -1;
	321
2ccfac01	322	#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
e24ea55c	323	mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA);
e79c7c88 HG	324	mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA);
	325	if (!mmc1)
	326	return -1;
	327	#endif
	328
bf5b9b10	329	#if !defined(CONFIG_SPL_BUILD) && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2
e79c7c88	330	/*
bf5b9b10 DK	331	* On systems with an emmc (mmc2), figure out if we are booting from
	332	* the emmc and if we are make it "mmc dev 0" so that boot.scr, etc.
	333	* are searched there first. Note we only do this for u-boot proper,
	334	* not for the SPL, see spl_boot_device().
e79c7c88	335	*/
bf5b9b10 DK	336	if (!sunxi_mmc_has_egon_boot_signature(mmc0) &&
	337	sunxi_mmc_has_egon_boot_signature(mmc1)) {
	338	/* Booting from emmc / mmc2, swap */
	339	mmc0->block_dev.dev = 1;
	340	mmc1->block_dev.dev = 0;
	341	}
e24ea55c IC	342	#endif
	343
	344	return 0;
	345	}
	346	#endif
	347
6620377e HG	348	void i2c_init_board(void)
6620377e HG	349	{
6c739c5d PK	350	#ifdef CONFIG_I2C0_ENABLE
	351	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN5I) \|\| defined(CONFIG_MACH_SUN7I)
	352	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0);
	353	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0);
6620377e	354	clock_twi_onoff(0, 1);
6c739c5d PK	355	#elif defined(CONFIG_MACH_SUN6I)
	356	sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0);
	357	sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0);
	358	clock_twi_onoff(0, 1);
	359	#elif defined(CONFIG_MACH_SUN8I)
	360	sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0);
	361	sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0);
	362	clock_twi_onoff(0, 1);
	363	#endif
	364	#endif
	365
	366	#ifdef CONFIG_I2C1_ENABLE
	367	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN7I)
	368	sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1);
	369	sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1);
	370	clock_twi_onoff(1, 1);
	371	#elif defined(CONFIG_MACH_SUN5I)
	372	sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1);
	373	sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1);
	374	clock_twi_onoff(1, 1);
	375	#elif defined(CONFIG_MACH_SUN6I)
	376	sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1);
	377	sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1);
	378	clock_twi_onoff(1, 1);
	379	#elif defined(CONFIG_MACH_SUN8I)
	380	sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1);
	381	sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1);
	382	clock_twi_onoff(1, 1);
	383	#endif
	384	#endif
	385
	386	#ifdef CONFIG_I2C2_ENABLE
	387	#if defined(CONFIG_MACH_SUN4I) \|\| defined(CONFIG_MACH_SUN7I)
	388	sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2);
	389	sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2);
	390	clock_twi_onoff(2, 1);
	391	#elif defined(CONFIG_MACH_SUN5I)
	392	sunxi_gpio_set_cfgpin(SUNXI_GPB(17), SUN5I_GPB_TWI2);
	393	sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN5I_GPB_TWI2);
	394	clock_twi_onoff(2, 1);
	395	#elif defined(CONFIG_MACH_SUN6I)
	396	sunxi_gpio_set_cfgpin(SUNXI_GPH(18), SUN6I_GPH_TWI2);
	397	sunxi_gpio_set_cfgpin(SUNXI_GPH(19), SUN6I_GPH_TWI2);
	398	clock_twi_onoff(2, 1);
	399	#elif defined(CONFIG_MACH_SUN8I)
	400	sunxi_gpio_set_cfgpin(SUNXI_GPE(12), SUN8I_GPE_TWI2);
	401	sunxi_gpio_set_cfgpin(SUNXI_GPE(13), SUN8I_GPE_TWI2);
	402	clock_twi_onoff(2, 1);
	403	#endif
	404	#endif
	405
	406	#ifdef CONFIG_I2C3_ENABLE
	407	#if defined(CONFIG_MACH_SUN6I)
	408	sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3);
	409	sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3);
	410	clock_twi_onoff(3, 1);
	411	#elif defined(CONFIG_MACH_SUN7I)
	412	sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3);
	413	sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3);
	414	clock_twi_onoff(3, 1);
	415	#endif
	416	#endif
	417
	418	#ifdef CONFIG_I2C4_ENABLE
419	#if defined(CONFIG_MACH_SUN7I)
420	sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4);
421	sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4);
422	clock_twi_onoff(4, 1);
423	#endif
424	#endif
6620377e HG	425	}
6620377e HG	426
cba69eee IC	427	#ifdef CONFIG_SPL_BUILD
	428	void sunxi_board_init(void)
	429	{
14bc66bd	430	int power_failed = 0;
cba69eee IC	431	unsigned long ramsize;
cba69eee IC	432
6944aff1 HG	433	#if defined CONFIG_AXP152_POWER \|\| defined CONFIG_AXP209_POWER \|\| defined CONFIG_AXP221_POWER
	434	power_failed = axp_init();
	435
	436	#ifdef CONFIG_AXP221_POWER
	437	power_failed \|= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT);
24289208	438	#endif
6944aff1 HG	439	power_failed \|= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT);
	440	power_failed \|= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT);
	441	#ifndef CONFIG_AXP209_POWER
	442	power_failed \|= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT);
5c7f10fd OS	443	#endif
5c7f10fd OS	444	#ifdef CONFIG_AXP221_POWER
6944aff1	445	power_failed \|= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
14bc66bd HN	446	#endif
14bc66bd HN	447
6944aff1 HG	448	#ifdef CONFIG_AXP221_POWER
	449	power_failed \|= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT);
	450	#endif
	451	power_failed \|= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT);
	452	#ifndef CONFIG_AXP152_POWER
	453	power_failed \|= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT);
	454	#endif
	455	#ifdef CONFIG_AXP209_POWER
	456	power_failed \|= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT);
	457	#endif
	458
	459	#ifdef CONFIG_AXP221_POWER
	460	power_failed \|= axp_set_dldo1(CONFIG_AXP_DLDO1_VOLT);
	461	power_failed \|= axp_set_dldo2(CONFIG_AXP_DLDO2_VOLT);
	462	power_failed \|= axp_set_dldo3(CONFIG_AXP_DLDO3_VOLT);
	463	power_failed \|= axp_set_dldo4(CONFIG_AXP_DLDO4_VOLT);
	464	power_failed \|= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT);
	465	power_failed \|= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT);
	466	power_failed \|= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT);
	467	#endif
	468	#endif
cba69eee IC	469	printf("DRAM:");
	470	ramsize = sunxi_dram_init();
	471	printf(" %lu MiB\n", ramsize >> 20);
	472	if (!ramsize)
	473	hang();
14bc66bd HN	474
	475	/*
	476	* Only clock up the CPU to full speed if we are reasonably
	477	* assured it's being powered with suitable core voltage
	478	*/
	479	if (!power_failed)
e71b422b	480	clock_set_pll1(CONFIG_SYS_CLK_FREQ);
14bc66bd HN	481	else
14bc66bd HN	482	printf("Failed to set core voltage! Can't set CPU frequency\n");
cba69eee IC	483	}
cba69eee IC	484	#endif
b41d7d05	485
f1df758d PK	486	#ifdef CONFIG_USB_GADGET
	487	int g_dnl_board_usb_cable_connected(void)
	488	{
5bfdca0d	489	return sunxi_usb_phy_vbus_detect(0);
f1df758d PK	490	}
	491	#endif
	492
9f852211 PK	493	#ifdef CONFIG_SERIAL_TAG
	494	void get_board_serial(struct tag_serialnr *serialnr)
	495	{
	496	char *serial_string;
	497	unsigned long long serial;
	498
	499	serial_string = getenv("serial#");
	500
	501	if (serial_string) {
	502	serial = simple_strtoull(serial_string, NULL, 16);
	503
	504	serialnr->high = (unsigned int) (serial >> 32);
	505	serialnr->low = (unsigned int) (serial & 0xffffffff);
	506	} else {
	507	serialnr->high = 0;
	508	serialnr->low = 0;
	509	}
	510	}
	511	#endif
	512
af654d14 BN	513	#if !defined(CONFIG_SPL_BUILD)
	514	#include <asm/arch/spl.h>
	515
	516	/*
	517	* Check the SPL header for the "sunxi" variant. If found: parse values
	518	* that might have been passed by the loader ("fel" utility), and update
	519	* the environment accordingly.
	520	*/
	521	static void parse_spl_header(const uint32_t spl_addr)
	522	{
	523	struct boot_file_head spl = (void )spl_addr;
	524	if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) == 0) {
	525	uint8_t spl_header_version = spl->spl_signature[3];
	526	if (spl_header_version == SPL_HEADER_VERSION) {
	527	if (spl->fel_script_address)
	528	setenv_hex("fel_scriptaddr",
	529	spl->fel_script_address);
	530	return;
	531	}
	532	printf("sunxi SPL version mismatch: expected %u, got %u\n",
	533	SPL_HEADER_VERSION, spl_header_version);
	534	}
	535	}
	536	#endif
	537
b41d7d05 JL	538	#ifdef CONFIG_MISC_INIT_R
	539	int misc_init_r(void)
	540	{
8c816573	541	char serial_string[17] = { 0 };
cac5b1cc	542	unsigned int sid[4];
8c816573 PK	543	uint8_t mac_addr[6];
	544	int ret;
	545
af654d14 BN	546	#if !defined(CONFIG_SPL_BUILD)
	547	setenv("fel_booted", NULL);
	548	setenv("fel_scriptaddr", NULL);
	549	/* determine if we are running in FEL mode */
	550	if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */
	551	setenv("fel_booted", "1");
	552	parse_spl_header(SPL_ADDR);
	553	}
	554	#endif
	555
8c816573 PK	556	ret = sunxi_get_sid(sid);
	557	if (ret == 0 && sid[0] != 0 && sid[3] != 0) {
	558	if (!getenv("ethaddr")) {
	559	/* Non OUI / registered MAC address */
	560	mac_addr[0] = 0x02;
	561	mac_addr[1] = (sid[0] >> 0) & 0xff;
	562	mac_addr[2] = (sid[3] >> 24) & 0xff;
	563	mac_addr[3] = (sid[3] >> 16) & 0xff;
	564	mac_addr[4] = (sid[3] >> 8) & 0xff;
	565	mac_addr[5] = (sid[3] >> 0) & 0xff;
	566
	567	eth_setenv_enetaddr("ethaddr", mac_addr);
	568	}
b41d7d05	569
8c816573 PK	570	if (!getenv("serial#")) {
	571	snprintf(serial_string, sizeof(serial_string),
	572	"%08x%08x", sid[0], sid[3]);
b41d7d05	573
8c816573 PK	574	setenv("serial#", serial_string);
8c816573 PK	575	}
b41d7d05 JL	576	}
b41d7d05 JL	577
1871a8ca	578	#ifndef CONFIG_MACH_SUN9I
e13afeef HG	579	ret = sunxi_usb_phy_probe();
	580	if (ret)
	581	return ret;
1871a8ca	582	#endif
d42faf31 HG	583	sunxi_musb_board_init();
d42faf31 HG	584
b41d7d05 JL	585	return 0;
	586	}
	587	#endif
2d7a084b LV	588
	589	#ifdef CONFIG_OF_BOARD_SETUP
	590	int ft_board_setup(void blob, bd_t bd)
	591	{
	592	#ifdef CONFIG_VIDEO_DT_SIMPLEFB
	593	return sunxi_simplefb_setup(blob);
	594	#endif
	595	}
	596	#endif /* CONFIG_OF_BOARD_SETUP */