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u-boot/board/sunxi/board.c
Jernej Skrabec d0b07c15c2 sunxi: add support for R_I2C on H616 
This port is needed for communication with PMIC. SPL uses it to set DRAM
voltage on H616 boards.

Reviewed-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-01-25 21:52:01 +00:00

1056 lines
29 KiB
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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2012-2013 Henrik Nordstrom <henrik@henriknordstrom.net>
* (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
*
* (C) Copyright 2007-2011
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* Tom Cubie <tangliang@allwinnertech.com>
*
* Some board init for the Allwinner A10-evb board.
*/
#include <common.h>
#include <dm.h>
#include <env.h>
#include <hang.h>
#include <image.h>
#include <init.h>
#include <log.h>
#include <mmc.h>
#include <axp_pmic.h>
#include <generic-phy.h>
#include <phy-sun4i-usb.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/prcm.h>
#include <asm/arch/spl.h>
#include <linux/delay.h>
#include <u-boot/crc.h>
#ifndef CONFIG_ARM64
#include <asm/armv7.h>
#endif
#include <asm/gpio.h>
#include <asm/io.h>
#include <u-boot/crc.h>
#include <env_internal.h>
#include <linux/libfdt.h>
#include <fdt_support.h>
#include <nand.h>
#include <net.h>
#include <spl.h>
#include <sy8106a.h>
#include <asm/setup.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;
void i2c_init_board(void)
{
#ifdef CONFIG_I2C0_ENABLE
#if defined(CONFIG_MACH_SUN4I) || \
defined(CONFIG_MACH_SUN5I) || \
defined(CONFIG_MACH_SUN7I) || \
defined(CONFIG_MACH_SUN8I_R40)
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_V3S)
sunxi_gpio_set_cfgpin(SUNXI_GPB(6), SUN8I_V3S_GPB_TWI0);
sunxi_gpio_set_cfgpin(SUNXI_GPB(7), SUN8I_V3S_GPB_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);
#elif defined(CONFIG_MACH_SUN50I)
sunxi_gpio_set_cfgpin(SUNXI_GPH(0), SUN50I_GPH_TWI0);
sunxi_gpio_set_cfgpin(SUNXI_GPH(1), SUN50I_GPH_TWI0);
clock_twi_onoff(0, 1);
#endif
#endif
#ifdef CONFIG_I2C1_ENABLE
#if defined(CONFIG_MACH_SUN4I) || \
defined(CONFIG_MACH_SUN7I) || \
defined(CONFIG_MACH_SUN8I_R40)
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);
#elif defined(CONFIG_MACH_SUN50I)
sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN50I_GPH_TWI1);
sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN50I_GPH_TWI1);
clock_twi_onoff(1, 1);
#endif
#endif
#ifdef CONFIG_I2C2_ENABLE
#if defined(CONFIG_MACH_SUN4I) || \
defined(CONFIG_MACH_SUN7I) || \
defined(CONFIG_MACH_SUN8I_R40)
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);
#elif defined(CONFIG_MACH_SUN50I)
sunxi_gpio_set_cfgpin(SUNXI_GPE(14), SUN50I_GPE_TWI2);
sunxi_gpio_set_cfgpin(SUNXI_GPE(15), SUN50I_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) || \
defined(CONFIG_MACH_SUN8I_R40)
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) || \
defined(CONFIG_MACH_SUN8I_R40)
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_R_I2C_ENABLE
#ifdef CONFIG_MACH_SUN50I
clock_twi_onoff(5, 1);
sunxi_gpio_set_cfgpin(SUNXI_GPL(8), SUN50I_GPL_R_TWI);
sunxi_gpio_set_cfgpin(SUNXI_GPL(9), SUN50I_GPL_R_TWI);
#elif CONFIG_MACH_SUN50I_H616
clock_twi_onoff(5, 1);
sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN50I_H616_GPL_R_TWI);
sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN50I_H616_GPL_R_TWI);
#else
clock_twi_onoff(5, 1);
sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI);
sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_H3_GPL_R_TWI);
#endif
#endif
}
#if defined(CONFIG_ENV_IS_IN_MMC) && defined(CONFIG_ENV_IS_IN_FAT)
enum env_location env_get_location(enum env_operation op, int prio)
{
switch (prio) {
case 0:
return ENVL_FAT;
case 1:
return ENVL_MMC;
default:
return ENVL_UNKNOWN;
}
}
#endif
#ifdef CONFIG_DM_MMC
static void mmc_pinmux_setup(int sdc);
#endif
/* add board specific code here */
int board_init(void)
{
__maybe_unused int id_pfr1, ret, satapwr_pin, macpwr_pin;
gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
#ifndef CONFIG_ARM64
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 >> CPUID_ARM_GENTIMER_SHIFT) & 0xf) {
uint32_t freq;
debug("Setting CNTFRQ\n");
/*
* CNTFRQ is a secure register, so we will crash if we try to
* write this from the non-secure world (read is OK, though).
* In case some bootcode has already set the correct value,
* we avoid the risk of writing to it.
*/
asm volatile("mrc p15, 0, %0, c14, c0, 0" : "=r"(freq));
if (freq != COUNTER_FREQUENCY) {
debug("arch timer frequency is %d Hz, should be %d, fixing ...\n",
freq, COUNTER_FREQUENCY);
#ifdef CONFIG_NON_SECURE
printf("arch timer frequency is wrong, but cannot adjust it\n");
#else
asm volatile("mcr p15, 0, %0, c14, c0, 0"
: : "r"(COUNTER_FREQUENCY));
#endif
}
}
#endif /* !CONFIG_ARM64 */
ret = axp_gpio_init();
if (ret)
return ret;
/* strcmp() would look better, but doesn't get optimised away. */
if (CONFIG_SATAPWR[0]) {
satapwr_pin = sunxi_name_to_gpio(CONFIG_SATAPWR);
if (satapwr_pin >= 0) {
gpio_request(satapwr_pin, "satapwr");
gpio_direction_output(satapwr_pin, 1);
/*
* Give the attached SATA device time to power-up
* to avoid link timeouts
*/
mdelay(500);
}
}
if (CONFIG_MACPWR[0]) {
macpwr_pin = sunxi_name_to_gpio(CONFIG_MACPWR);
if (macpwr_pin >= 0) {
gpio_request(macpwr_pin, "macpwr");
gpio_direction_output(macpwr_pin, 1);
}
}
#ifdef CONFIG_DM_I2C
/*
* Temporary workaround for enabling I2C clocks until proper sunxi DM
* clk, reset and pinctrl drivers land.
*/
i2c_init_board();
#endif
#ifdef CONFIG_DM_MMC
/*
* Temporary workaround for enabling MMC clocks until a sunxi DM
* pinctrl driver lands.
*/
mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT);
#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA);
#endif
#endif /* CONFIG_DM_MMC */
/* Uses dm gpio code so do this here and not in i2c_init_board() */
return soft_i2c_board_init();
}
/*
* On older SoCs the SPL is actually at address zero, so using NULL as
* an error value does not work.
*/
#define INVALID_SPL_HEADER ((void *)~0UL)
static struct boot_file_head * get_spl_header(uint8_t req_version)
{
struct boot_file_head *spl = (void *)(ulong)SPL_ADDR;
uint8_t spl_header_version = spl->spl_signature[3];
/* Is there really the SPL header (still) there? */
if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) != 0)
return INVALID_SPL_HEADER;
if (spl_header_version < req_version) {
printf("sunxi SPL version mismatch: expected %u, got %u\n",
req_version, spl_header_version);
return INVALID_SPL_HEADER;
}
return spl;
}
static const char *get_spl_dt_name(void)
{
struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION);
/* Check if there is a DT name stored in the SPL header. */
if (spl != INVALID_SPL_HEADER && spl->dt_name_offset)
return (char *)spl + spl->dt_name_offset;
return NULL;
}
int dram_init(void)
{
struct boot_file_head *spl = get_spl_header(SPL_DRAM_HEADER_VERSION);
if (spl == INVALID_SPL_HEADER)
gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0,
PHYS_SDRAM_0_SIZE);
else
gd->ram_size = (phys_addr_t)spl->dram_size << 20;
if (gd->ram_size > CONFIG_SUNXI_DRAM_MAX_SIZE)
gd->ram_size = CONFIG_SUNXI_DRAM_MAX_SIZE;
return 0;
}
#if defined(CONFIG_NAND_SUNXI)
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));
#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I || \
defined CONFIG_MACH_SUN9I || defined CONFIG_MACH_SUN50I
setbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_GATE_OFFSET_NAND0));
#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();
#ifndef CONFIG_SPL_BUILD
sunxi_nand_init();
#endif
}
#endif
#ifdef CONFIG_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) || \
defined(CONFIG_MACH_SUN8I_R40)
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_R40)
/* 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) || defined(CONFIG_MACH_SUN50I)
/* 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);
}
#elif defined(CONFIG_MACH_SUN50I_H6)
/* SDC2: PC4-PC14 */
for (pin = SUNXI_GPC(4); pin <= SUNXI_GPC(14); 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_SUN9I)
/* SDC2: PC6-PC16 */
for (pin = SUNXI_GPC(6); 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) || \
defined(CONFIG_MACH_SUN8I_R40)
/* 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(struct bd_info *bis)
{
__maybe_unused struct mmc *mmc0, *mmc1;
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
return 0;
}
#endif
#ifdef CONFIG_SPL_BUILD
static void sunxi_spl_store_dram_size(phys_addr_t dram_size)
{
struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION);
if (spl == INVALID_SPL_HEADER)
return;
/* Promote the header version for U-Boot proper, if needed. */
if (spl->spl_signature[3] < SPL_DRAM_HEADER_VERSION)
spl->spl_signature[3] = SPL_DRAM_HEADER_VERSION;
spl->dram_size = dram_size >> 20;
}
void sunxi_board_init(void)
{
int power_failed = 0;
#ifdef CONFIG_SY8106A_POWER
power_failed = sy8106a_set_vout1(CONFIG_SY8106A_VOUT1_VOLT);
#endif
#if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
defined CONFIG_AXP221_POWER || defined CONFIG_AXP305_POWER || \
defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed = axp_init();
#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
defined CONFIG_AXP818_POWER
power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT);
#endif
#if !defined(CONFIG_AXP305_POWER)
power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT);
power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT);
#endif
#if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER)
power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT);
#endif
#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
defined CONFIG_AXP818_POWER
power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
#endif
#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
defined CONFIG_AXP818_POWER
power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT);
#endif
#if !defined(CONFIG_AXP305_POWER)
power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT);
#endif
#if !defined(CONFIG_AXP152_POWER) && !defined(CONFIG_AXP305_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
#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \
defined(CONFIG_AXP818_POWER)
power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT);
power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT);
#if !defined CONFIG_AXP809_POWER
power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT);
power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT);
#endif
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
#ifdef CONFIG_AXP818_POWER
power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT);
power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT);
power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT);
#endif
#if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON));
#endif
#endif
printf("DRAM:");
gd->ram_size = sunxi_dram_init();
printf(" %d MiB\n", (int)(gd->ram_size >> 20));
if (!gd->ram_size)
hang();
sunxi_spl_store_dram_size(gd->ram_size);
/*
* 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)
{
struct udevice *dev;
struct phy phy;
int ret;
ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, 0, &dev);
if (ret) {
pr_err("%s: Cannot find USB device\n", __func__);
return ret;
}
ret = generic_phy_get_by_name(dev, "usb", &phy);
if (ret) {
pr_err("failed to get %s USB PHY\n", dev->name);
return ret;
}
ret = generic_phy_init(&phy);
if (ret) {
pr_debug("failed to init %s USB PHY\n", dev->name);
return ret;
}
ret = sun4i_usb_phy_vbus_detect(&phy);
if (ret == 1) {
pr_err("A charger is plugged into the OTG\n");
return -ENODEV;
}
return ret;
}
#endif
#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{
char *serial_string;
unsigned long long serial;
serial_string = env_get("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
/*
* 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 = get_spl_header(SPL_ENV_HEADER_VERSION);
if (spl == INVALID_SPL_HEADER)
return;
if (!spl->fel_script_address)
return;
if (spl->fel_uEnv_length != 0) {
/*
* data is expected in uEnv.txt compatible format, so "env
* import -t" the string(s) at fel_script_address right away.
*/
himport_r(&env_htab, (char *)(uintptr_t)spl->fel_script_address,
spl->fel_uEnv_length, '\n', H_NOCLEAR, 0, 0, NULL);
return;
}
/* otherwise assume .scr format (mkimage-type script) */
env_set_hex("fel_scriptaddr", spl->fel_script_address);
}
static bool get_unique_sid(unsigned int *sid)
{
if (sunxi_get_sid(sid) != 0)
return false;
if (!sid[0])
return false;
/*
* The single words 1 - 3 of the SID have quite a few bits
* which are the same on many models, so we take a crc32
* of all 3 words, to get a more unique value.
*
* Note we only do this on newer SoCs as we cannot change
* the algorithm on older SoCs since those have been using
* fixed mac-addresses based on only using word 3 for a
* long time and changing a fixed mac-address with an
* u-boot update is not good.
*/
#if !defined(CONFIG_MACH_SUN4I) && !defined(CONFIG_MACH_SUN5I) && \
!defined(CONFIG_MACH_SUN6I) && !defined(CONFIG_MACH_SUN7I) && \
!defined(CONFIG_MACH_SUN8I_A23) && !defined(CONFIG_MACH_SUN8I_A33)
sid[3] = crc32(0, (unsigned char *)&sid[1], 12);
#endif
/* Ensure the NIC specific bytes of the mac are not all 0 */
if ((sid[3] & 0xffffff) == 0)
sid[3] |= 0x800000;
return true;
}
/*
* Note this function gets called multiple times.
* It must not make any changes to env variables which already exist.
*/
static void setup_environment(const void *fdt)
{
char serial_string[17] = { 0 };
unsigned int sid[4];
uint8_t mac_addr[6];
char ethaddr[16];
int i;
if (!get_unique_sid(sid))
return;
for (i = 0; i < 4; i++) {
sprintf(ethaddr, "ethernet%d", i);
if (!fdt_get_alias(fdt, ethaddr))
continue;
if (i == 0)
strcpy(ethaddr, "ethaddr");
else
sprintf(ethaddr, "eth%daddr", i);
if (env_get(ethaddr))
continue;
/* Non OUI / registered MAC address */
mac_addr[0] = (i << 4) | 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_env_set_enetaddr(ethaddr, mac_addr);
}
if (!env_get("serial#")) {
snprintf(serial_string, sizeof(serial_string),
"%08x%08x", sid[0], sid[3]);
env_set("serial#", serial_string);
}
}
int misc_init_r(void)
{
const char *spl_dt_name;
uint boot;
env_set("fel_booted", NULL);
env_set("fel_scriptaddr", NULL);
env_set("mmc_bootdev", NULL);
boot = sunxi_get_boot_device();
/* determine if we are running in FEL mode */
if (boot == BOOT_DEVICE_BOARD) {
env_set("fel_booted", "1");
parse_spl_header(SPL_ADDR);
/* or if we booted from MMC, and which one */
} else if (boot == BOOT_DEVICE_MMC1) {
env_set("mmc_bootdev", "0");
} else if (boot == BOOT_DEVICE_MMC2) {
env_set("mmc_bootdev", "1");
}
/* Set fdtfile to match the FIT configuration chosen in SPL. */
spl_dt_name = get_spl_dt_name();
if (spl_dt_name) {
char *prefix = IS_ENABLED(CONFIG_ARM64) ? "allwinner/" : "";
char str[64];
snprintf(str, sizeof(str), "%s%s.dtb", prefix, spl_dt_name);
env_set("fdtfile", str);
}
setup_environment(gd->fdt_blob);
return 0;
}
int board_late_init(void)
{
#ifdef CONFIG_USB_ETHER
usb_ether_init();
#endif
return 0;
}
static void bluetooth_dt_fixup(void *blob)
{
/* Some devices ship with a Bluetooth controller default address.
* Set a valid address through the device tree.
*/
uchar tmp[ETH_ALEN], bdaddr[ETH_ALEN];
unsigned int sid[4];
int i;
if (!CONFIG_BLUETOOTH_DT_DEVICE_FIXUP[0])
return;
if (eth_env_get_enetaddr("bdaddr", tmp)) {
/* Convert between the binary formats of the corresponding stacks */
for (i = 0; i < ETH_ALEN; ++i)
bdaddr[i] = tmp[ETH_ALEN - i - 1];
} else {
if (!get_unique_sid(sid))
return;
bdaddr[0] = ((sid[3] >> 0) & 0xff) ^ 1;
bdaddr[1] = (sid[3] >> 8) & 0xff;
bdaddr[2] = (sid[3] >> 16) & 0xff;
bdaddr[3] = (sid[3] >> 24) & 0xff;
bdaddr[4] = (sid[0] >> 0) & 0xff;
bdaddr[5] = 0x02;
}
do_fixup_by_compat(blob, CONFIG_BLUETOOTH_DT_DEVICE_FIXUP,
"local-bd-address", bdaddr, ETH_ALEN, 1);
}
int ft_board_setup(void *blob, struct bd_info *bd)
{
int __maybe_unused r;
/*
* Call setup_environment again in case the boot fdt has
* ethernet aliases the u-boot copy does not have.
*/
setup_environment(blob);
bluetooth_dt_fixup(blob);
#ifdef CONFIG_VIDEO_DT_SIMPLEFB
r = sunxi_simplefb_setup(blob);
if (r)
return r;
#endif
return 0;
}
#ifdef CONFIG_SPL_LOAD_FIT
static void set_spl_dt_name(const char *name)
{
struct boot_file_head *spl = get_spl_header(SPL_ENV_HEADER_VERSION);
if (spl == INVALID_SPL_HEADER)
return;
/* Promote the header version for U-Boot proper, if needed. */
if (spl->spl_signature[3] < SPL_DT_HEADER_VERSION)
spl->spl_signature[3] = SPL_DT_HEADER_VERSION;
strcpy((char *)&spl->string_pool, name);
spl->dt_name_offset = offsetof(struct boot_file_head, string_pool);
}
int board_fit_config_name_match(const char *name)
{
const char *best_dt_name = get_spl_dt_name();
int ret;
#ifdef CONFIG_DEFAULT_DEVICE_TREE
if (best_dt_name == NULL)
best_dt_name = CONFIG_DEFAULT_DEVICE_TREE;
#endif
if (best_dt_name == NULL) {
/* No DT name was provided, so accept the first config. */
return 0;
}
#ifdef CONFIG_PINE64_DT_SELECTION
if (strstr(best_dt_name, "-pine64-plus")) {
/* Differentiate the Pine A64 boards by their DRAM size. */
if ((gd->ram_size == 512 * 1024 * 1024))
best_dt_name = "sun50i-a64-pine64";
}
#endif
#ifdef CONFIG_PINEPHONE_DT_SELECTION
if (strstr(best_dt_name, "-pinephone")) {
/* Differentiate the PinePhone revisions by GPIO inputs. */
prcm_apb0_enable(PRCM_APB0_GATE_PIO);
sunxi_gpio_set_pull(SUNXI_GPL(6), SUNXI_GPIO_PULL_UP);
sunxi_gpio_set_cfgpin(SUNXI_GPL(6), SUNXI_GPIO_INPUT);
udelay(100);
/* PL6 is pulled low by the modem on v1.2. */
if (gpio_get_value(SUNXI_GPL(6)) == 0)
best_dt_name = "sun50i-a64-pinephone-1.2";
else
best_dt_name = "sun50i-a64-pinephone-1.1";
sunxi_gpio_set_cfgpin(SUNXI_GPL(6), SUNXI_GPIO_DISABLE);
sunxi_gpio_set_pull(SUNXI_GPL(6), SUNXI_GPIO_PULL_DISABLE);
prcm_apb0_disable(PRCM_APB0_GATE_PIO);
}
#endif
ret = strcmp(name, best_dt_name);
/*
* If one of the FIT configurations matches the most accurate DT name,
* update the SPL header to provide that DT name to U-Boot proper.
*/
if (ret == 0)
set_spl_dt_name(best_dt_name);
return ret;
}
#endif
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