diff options
| -rw-r--r-- | arch/arm/mach-uniphier/board_init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/board_init.c b/arch/arm/mach-uniphier/board_init.c index b9be52f..8c7864c 100644 --- a/arch/arm/mach-uniphier/board_init.c +++ b/arch/arm/mach-uniphier/board_init.c @@ -134,6 +134,13 @@ int board_init(void) #endif #if defined(CONFIG_ARCH_UNIPHIER_LD20) case SOC_UNIPHIER_LD20: + /* ES1 errata: increase VDD09 supply to suppress VBO noise */ + if (uniphier_get_soc_revision() == 1) { + writel(0x00000003, 0x6184e004); + writel(0x00000100, 0x6184e040); + writel(0x0000b500, 0x6184e024); + writel(0x00000001, 0x6184e000); + } uniphier_nand_pin_init(false); sg_set_pinsel(149, 14, 8, 4); /* XIRQ0 -> XIRQ0 */ sg_set_iectrl(149); |