diff options
Diffstat (limited to 'board/gateworks/gw_ventana/gw_ventana.c')
| -rw-r--r-- | board/gateworks/gw_ventana/gw_ventana.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 7a3d96a039..feb2df8fa1 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -21,6 +21,7 @@ #include <asm/io.h> #include <dm.h> #include <dm/platform_data/serial_mxc.h> +#include <hwconfig.h> #include <i2c.h> #include <fdt_support.h> #include <fsl_esdhc.h> @@ -777,6 +778,16 @@ static int ft_sethdmiinfmt(void *blob, char *mode) return 0; } +/* enable a property of a node if the node is found */ +static inline void ft_enable_path(void *blob, const char *path) +{ + int i = fdt_path_offset(blob, path); + if (i >= 0) { + debug("enabling %s\n", path); + fdt_status_okay(blob, i); + } +} + /* * called prior to booting kernel or by 'fdt boardsetup' command * @@ -920,6 +931,25 @@ int ft_board_setup(void *blob, bd_t *bd) ft_sethdmiinfmt(blob, "yuv422bt656"); } + /* Configure DIO */ + for (i = 0; i < gpio_cfg[board_type].num_gpios; i++) { + struct dio_cfg *cfg = &gpio_cfg[board_type].dio_cfg[i]; + char arg[10]; + + sprintf(arg, "dio%d", i); + if (!hwconfig(arg)) + continue; + if (hwconfig_subarg_cmp(arg, "mode", "pwm") && cfg->pwm_param) + { + char path[48]; + sprintf(path, "/soc/aips-bus@02000000/pwm@%08x", + 0x02080000 + (0x4000 * (cfg->pwm_param - 1))); + printf(" Enabling pwm%d for DIO%d\n", + cfg->pwm_param, i); + ft_enable_path(blob, path); + } + } + /* * Peripheral Config: * remove nodes by alias path if EEPROM config tells us the |
