This pin is supplied by 1.8V, but the default iodomain setting is 3.3V.
Signed-off-by: Janine Hagemann j.hagemann@phytec.de --- board/phytec/phycore_rk3288/phycore-rk3288.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/board/phytec/phycore_rk3288/phycore-rk3288.c b/board/phytec/phycore_rk3288/phycore-rk3288.c index ffe1833..8c1844a 100644 --- a/board/phytec/phycore_rk3288/phycore-rk3288.c +++ b/board/phytec/phycore_rk3288/phycore-rk3288.c @@ -11,6 +11,11 @@ #include <i2c.h> #include <i2c_eeprom.h> #include <netdev.h> +#include <syscon.h> +#include <asm/arch/cru_rk3288.h> +#include <asm/arch/clock.h> +#include <asm/arch/hardware.h> +#include <asm/arch/grf_rk3288.h> #include "som.h"
static int valid_rk3288_som(struct rk3288_som *som) @@ -27,6 +32,15 @@ static int valid_rk3288_som(struct rk3288_som *som) return hw == som->bs; }
+static void setup_iodomain(void) +{ + const u32 GRF_IO_VSEL_FLASH1_SHIFT = 3; + struct rk3288_grf *grf = + syscon_get_first_range(ROCKCHIP_SYSCON_GRF); + + rk_setreg(&grf->io_vsel, 1 << GRF_IO_VSEL_FLASH1_SHIFT); +} + int rk_board_late_init(void) { int ret; @@ -34,6 +48,8 @@ int rk_board_late_init(void) struct rk3288_som opt; int off;
+ setup_iodomain(); + /* Get the identificatioin page of M24C32-D EEPROM */ off = fdt_path_offset(gd->fdt_blob, "eeprom0"); if (off < 0) {