arch/arm/mach-iop32x/include/mach/uncompress.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * arch/arm/mach-iop32x/include/mach/uncompress.h
   4  */
   5
   6 #include <asm/types.h>
   7 #include <asm/mach-types.h>
   8 #include <linux/serial_reg.h>
   9
  10 #define uart_base ((volatile u8 *)0xfe800000)
  11
  12 #define TX_DONE         (UART_LSR_TEMT | UART_LSR_THRE)
  13
  14 static inline void putc(char c)
  15 {
  16         while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
  17                 barrier();
  18         uart_base[UART_TX] = c;
  19 }
  20
  21 static inline void flush(void)
  22 {
  23 }
  24
  25 #define arch_decomp_setup() do { } while (0)