diff options
Diffstat (limited to 'include/asm-arm/arch-iop33x/uncompress.h')
-rw-r--r-- | include/asm-arm/arch-iop33x/uncompress.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-arm/arch-iop33x/uncompress.h b/include/asm-arm/arch-iop33x/uncompress.h new file mode 100644 index 0000000..62904ae --- /dev/null +++ b/include/asm-arm/arch-iop33x/uncompress.h @@ -0,0 +1,36 @@ +/* + * linux/include/asm-arm/arch-iop33x/uncompress.h + */ +#include <asm/types.h> +#include <asm/mach-types.h> +#include <linux/serial_reg.h> +#include <asm/hardware.h> + +static volatile u32 *uart_base; + +#define TX_DONE (UART_LSR_TEMT|UART_LSR_THRE) + +static inline void putc(char c) +{ + while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE) + barrier(); + *uart_base = c; +} + +static inline void flush(void) +{ +} + +static __inline__ void __arch_decomp_setup(unsigned long arch_id) +{ + if (machine_is_iq80331() || machine_is_iq80332()) + uart_base = (volatile u32 *)IOP331_UART0_PHYS; + else + uart_base = (volatile u32 *)0xfe800000; +} + +/* + * nothing to do + */ +#define arch_decomp_setup() __arch_decomp_setup(arch_id) +#define arch_decomp_wdog() |