exynos_uart_config
const struct exynos_uart_config *sc_conf;
static const struct exynos_uart_config exynos_uart_samsung = {
static const struct exynos_uart_config exynos_uart_apple = {
int ospeed, tcflag_t cflag, const struct exynos_uart_config *conf)
const struct exynos_uart_config *conf;