diff options
Diffstat (limited to 'drivers/serial/serial_pl01x.c')
| -rw-r--r-- | drivers/serial/serial_pl01x.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/serial/serial_pl01x.c b/drivers/serial/serial_pl01x.c index 80c35963b8f..e6bf0c2935b 100644 --- a/drivers/serial/serial_pl01x.c +++ b/drivers/serial/serial_pl01x.c @@ -19,6 +19,7 @@ #include <watchdog.h> #include <asm/io.h> #include <serial.h> +#include <spl.h> #include <dm/device_compat.h> #include <dm/platform_data/serial_pl01x.h> #include <linux/compiler.h> @@ -272,6 +273,28 @@ __weak struct serial_device *default_serial_console(void) return &pl01x_serial_drv; } #else + +static int pl01x_serial_getinfo(struct udevice *dev, + struct serial_device_info *info) +{ + struct pl01x_serial_plat *plat = dev_get_plat(dev); + + /* save code size */ + if (!not_xpl()) + return -ENOSYS; + + info->type = SERIAL_CHIP_PL01X; + info->addr_space = SERIAL_ADDRESS_SPACE_MEMORY; + info->addr = plat->base; + info->size = 0x1000; + info->reg_width = 4; + info->reg_shift = 2; + info->reg_offset = 0; + info->clock = plat->clock; + + return 0; +} + int pl01x_serial_setbrg(struct udevice *dev, int baudrate) { struct pl01x_serial_plat *plat = dev_get_plat(dev); @@ -341,6 +364,7 @@ static const struct dm_serial_ops pl01x_serial_ops = { .pending = pl01x_serial_pending, .getc = pl01x_serial_getc, .setbrg = pl01x_serial_setbrg, + .getinfo = pl01x_serial_getinfo, }; #if CONFIG_IS_ENABLED(OF_REAL) |