Merge changes from topic "rockchip-uart-fixes" into integration

* changes:
  rockchip: rk3399: store actual debug uart information on suspend
  rockchip: move dt-coreboot uart distinction into param handling code
  rockchip: make uart baudrate configurable
  rockchip: px30: add uart5 as option for serial output

diff --cc plat/rockchip/common/include/plat_private.h
index 714a8bf9e6f30546d09c59c4cb4131db1e9aebb8,98143b7f61425ba9d707e83fa051949ec039e91f..990d1065fd9db797957f42748b9262e6ab1dd730
--- 1/plat/rockchip/common/include/plat_private.h
--- 2/plat/rockchip/common/include/plat_private.h
+++ b/plat/rockchip/common/include/plat_private.h
@@@ -139,8 -139,10 +139,10 @@@ extern uint32_t cpuson_flags[PLATFORM_C
  extern const mmap_region_t plat_rk_mmap[];
  
  uint32_t rockchip_get_uart_base(void);
+ uint32_t rockchip_get_uart_baudrate(void);
+ uint32_t rockchip_get_uart_clock(void);
  
 -#endif /* __ASSEMBLY__ */
 +#endif /* __ASSEMBLER__ */
  
  /******************************************************************************
   * cpu up status