diff options
Diffstat (limited to 'board/gateworks/gw_ventana/gw_ventana_spl.c')
| -rw-r--r-- | board/gateworks/gw_ventana/gw_ventana_spl.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c index 0a6ad47..ed42b86 100644 --- a/board/gateworks/gw_ventana/gw_ventana_spl.c +++ b/board/gateworks/gw_ventana/gw_ventana_spl.c @@ -15,6 +15,7 @@ #include <asm/imx-common/iomux-v3.h> #include <asm/imx-common/mxc_i2c.h> #include <environment.h> +#include <i2c.h> #include <spl.h> #include "gsc.h" @@ -560,7 +561,7 @@ void spl_board_init(void) /* return 1 if we wish to boot to uboot vs os (falcon mode) */ int spl_start_uboot(void) { - int ret = 1; + unsigned char ret = 1; debug("%s\n", __func__); #ifdef CONFIG_SPL_ENV_SUPPORT @@ -569,6 +570,10 @@ int spl_start_uboot(void) debug("boot_os=%s\n", getenv("boot_os")); if (getenv_yesno("boot_os") == 1) ret = 0; +#else + /* use i2c-0:0x50:0x00 for falcon boot mode (0=linux, else uboot) */ + i2c_set_bus_num(0); + gsc_i2c_read(0x50, 0x0, 1, &ret, 1); #endif debug("%s booting %s\n", __func__, ret ? "uboot" : "linux"); return ret; |