diff options
Diffstat (limited to 'arch/ppc/platforms/4xx/ebony.h')
| -rw-r--r-- | arch/ppc/platforms/4xx/ebony.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/ppc/platforms/4xx/ebony.h b/arch/ppc/platforms/4xx/ebony.h index 47c391c9174d..d08faa46a0ae 100644 --- a/arch/ppc/platforms/4xx/ebony.h +++ b/arch/ppc/platforms/4xx/ebony.h @@ -56,9 +56,18 @@ * Serial port defines */ -/* OpenBIOS defined UART mappings, used before early_serial_setup */ +#if defined(__BOOTER__) +/* OpenBIOS defined UART mappings, used by bootloader shim */ #define UART0_IO_BASE 0xE0000200 #define UART1_IO_BASE 0xE0000300 +#else +/* head_44x.S created UART mapping, used before early_serial_setup. + * We cannot use default OpenBIOS UART mappings because they + * don't work for configurations with more than 512M RAM. --ebs + */ +#define UART0_IO_BASE 0xF0000200 +#define UART1_IO_BASE 0xF0000300 +#endif /* external Epson SG-615P */ #define BASE_BAUD 691200 @@ -66,7 +75,7 @@ #define STD_UART_OP(num) \ { 0, BASE_BAUD, 0, UART##num##_INT, \ (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: UART##num##_IO_BASE, \ + iomem_base: (void*)UART##num##_IO_BASE, \ io_type: SERIAL_IO_MEM}, #define SERIAL_PORT_DFNS \ |