| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-iop33x/include/mach/uncompress.h |
| 3 | */ |
| 4 | |
| 5 | #include <asm/types.h> |
| 6 | #include <asm/mach-types.h> |
| 7 | #include <linux/serial_reg.h> |
| 8 | #include <mach/hardware.h> |
| 9 | |
| Nicolas Pitre | 8ea0de4 | 2011-04-28 17:00:17 -0400 | [diff] [blame] | 10 | volatile u32 *uart_base; |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 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 | static __inline__ void __arch_decomp_setup(unsigned long arch_id) |
| 26 | { |
| 27 | if (machine_is_iq80331() || machine_is_iq80332()) |
| 28 | uart_base = (volatile u32 *)IOP33X_UART0_PHYS; |
| 29 | else |
| 30 | uart_base = (volatile u32 *)0xfe800000; |
| 31 | } |
| 32 | |
| 33 | /* |
| 34 | * nothing to do |
| 35 | */ |
| 36 | #define arch_decomp_setup() __arch_decomp_setup(arch_id) |
| 37 | #define arch_decomp_wdog() |