diff options
Diffstat (limited to 'arch/arm/cpu/armv7/sunxi/board.c')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/board.c | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index eb5f4b6..7653148 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -113,11 +113,27 @@ int spl_board_load_image(void) void s_init(void) { -#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I_A23 - /* Magic (undocmented) value taken from boot0, without this DRAM - * access gets messed up (seems cache related) */ + /* + * Undocumented magic taken from boot0, without this DRAM + * access gets messed up (seems cache related). + * The boot0 sources describe this as: "config ema for cache sram" + */ +#if defined CONFIG_MACH_SUN6I setbits_le32(SUNXI_SRAMC_BASE + 0x44, 0x1800); +#elif defined CONFIG_MACH_SUN8I_A23 + uint version; + + /* Unlock sram version info reg, read it, relock */ + setbits_le32(SUNXI_SRAMC_BASE + 0x24, (1 << 15)); + version = readl(SUNXI_SRAMC_BASE + 0x24); + clrbits_le32(SUNXI_SRAMC_BASE + 0x24, (1 << 15)); + + if ((version & 0xffff0000) == 0x16500000) + setbits_le32(SUNXI_SRAMC_BASE + 0x44, 0x1800); + else /* 0x1661 ? */ + setbits_le32(SUNXI_SRAMC_BASE + 0x44, 0xc0); #endif + #if defined CONFIG_MACH_SUN6I || \ defined CONFIG_MACH_SUN7I || \ defined CONFIG_MACH_SUN8I @@ -136,6 +152,7 @@ void s_init(void) timer_init(); gpio_init(); i2c_init_board(); + eth_init_board(); } #ifdef CONFIG_SPL_BUILD @@ -243,30 +260,3 @@ void enable_caches(void) dcache_enable(); } #endif - -#ifdef CONFIG_CMD_NET -/* - * Initializes on-chip ethernet controllers. - * to override, implement board_eth_init() - */ -int cpu_eth_init(bd_t *bis) -{ - __maybe_unused int rc; - -#ifdef CONFIG_MACPWR - gpio_request(CONFIG_MACPWR, "macpwr"); - gpio_direction_output(CONFIG_MACPWR, 1); - mdelay(200); -#endif - -#ifdef CONFIG_SUNXI_GMAC - rc = sunxi_gmac_initialize(bis); - if (rc < 0) { - printf("sunxi: failed to initialize gmac\n"); - return rc; - } -#endif - - return 0; -} -#endif |