diff options
Diffstat (limited to 'board/sunxi/board.c')
| -rw-r--r-- | board/sunxi/board.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/board/sunxi/board.c b/board/sunxi/board.c index b05d0b9..2179e23 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -12,10 +12,19 @@ */ #include <common.h> +#ifdef CONFIG_AXP152_POWER +#include <axp152.h> +#endif +#ifdef CONFIG_AXP209_POWER +#include <axp209.h> +#endif #include <asm/arch/clock.h> +#include <asm/arch/cpu.h> #include <asm/arch/dram.h> #include <asm/arch/gpio.h> #include <asm/arch/mmc.h> +#include <asm/io.h> +#include <net.h> DECLARE_GLOBAL_DATA_PTR; @@ -106,15 +115,73 @@ int board_mmc_init(bd_t *bis) } #endif +void i2c_init_board(void) +{ + sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUNXI_GPB0_TWI0); + sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUNXI_GPB0_TWI0); + clock_twi_onoff(0, 1); +} + #ifdef CONFIG_SPL_BUILD void sunxi_board_init(void) { + int power_failed = 0; unsigned long ramsize; +#ifdef CONFIG_AXP152_POWER + power_failed = axp152_init(); + power_failed |= axp152_set_dcdc2(1400); + power_failed |= axp152_set_dcdc3(1500); + power_failed |= axp152_set_dcdc4(1250); + power_failed |= axp152_set_ldo2(3000); +#endif +#ifdef CONFIG_AXP209_POWER + power_failed |= axp209_init(); + power_failed |= axp209_set_dcdc2(1400); + power_failed |= axp209_set_dcdc3(1250); + power_failed |= axp209_set_ldo2(3000); + power_failed |= axp209_set_ldo3(2800); + power_failed |= axp209_set_ldo4(2800); +#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_CLK_FULL_SPEED); + else + printf("Failed to set core voltage! Can't set CPU frequency\n"); +} +#endif + +#ifdef CONFIG_MISC_INIT_R +int misc_init_r(void) +{ + if (!getenv("ethaddr")) { + uint32_t reg_val = readl(SUNXI_SID_BASE); + + if (reg_val) { + uint8_t mac_addr[6]; + + mac_addr[0] = 0x02; /* Non OUI / registered MAC address */ + mac_addr[1] = (reg_val >> 0) & 0xff; + reg_val = readl(SUNXI_SID_BASE + 0x0c); + mac_addr[2] = (reg_val >> 24) & 0xff; + mac_addr[3] = (reg_val >> 16) & 0xff; + mac_addr[4] = (reg_val >> 8) & 0xff; + mac_addr[5] = (reg_val >> 0) & 0xff; + + eth_setenv_enetaddr("ethaddr", mac_addr); + } + } + + return 0; } #endif |