configs: stm32mp13: Add support for baudrates higher than 115200

[platform/kernel/u-boot.git] / include / serial.h

diff --git a/include/serial.h b/include/serial.h
index 19a8c0c..8c2e7ad 100644 (file)
--- a/include/serial.h
+++ b/include/serial.h
@@ -23,6 +23,7 @@ struct serial_device {
 void default_serial_puts(const char *s);
 
 extern struct serial_device serial_smc_device;
+extern struct serial_device serial_smh_device;
 extern struct serial_device serial_scc_device;
 extern struct serial_device *default_serial_console(void);
 
@@ -195,6 +196,24 @@ struct dm_serial_ops {
         */
        int (*putc)(struct udevice *dev, const char ch);
        /**
+        * puts() - Write a string
+        *
+        * This writes a string. This function should be implemented only if
+        * writing multiple characters at once is more performant than just
+        * calling putc() in a loop.
+        *
+        * If the whole string cannot be written at once, then this function
+        * should return the number of characters written. Returning a negative
+        * error code implies that no characters were written. If this function
+        * returns 0, then it will be called again with the same arguments.
+        *
+        * @dev: Device pointer
+        * @s: The string to write
+        * @len: The length of the string to write.
+        * @return The number of characters written on success, or -ve on error
+        */
+       ssize_t (*puts)(struct udevice *dev, const char *s, size_t len);
+       /**
         * pending() - Check if input/output characters are waiting
         *
         * This can be used to return an indication of the number of waiting