diff options
Diffstat (limited to 'roms/u-boot/board/sunxi/board.c')
-rw-r--r-- | roms/u-boot/board/sunxi/board.c | 1057 |
1 files changed, 1057 insertions, 0 deletions
diff --git a/roms/u-boot/board/sunxi/board.c b/roms/u-boot/board/sunxi/board.c new file mode 100644 index 000000000..21651a1bf --- /dev/null +++ b/roms/u-boot/board/sunxi/board.c @@ -0,0 +1,1057 @@ +// 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 <asm/global_data.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); + } + } + +#if CONFIG_IS_ENABLED(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 |