diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-realview/board-eb.h | 4 | ||||
| -rw-r--r-- | include/asm-arm/arch-realview/platform.h | 4 | ||||
| -rw-r--r-- | include/asm-arm/arch-realview/uncompress.h | 32 |
3 files changed, 28 insertions, 12 deletions
diff --git a/include/asm-arm/arch-realview/board-eb.h b/include/asm-arm/arch-realview/board-eb.h index 142d77a72f39..565bb937ac86 100644 --- a/include/asm-arm/arch-realview/board-eb.h +++ b/include/asm-arm/arch-realview/board-eb.h @@ -26,6 +26,10 @@ /* * RealView EB + ARM11MPCore peripheral addresses */ +#define REALVIEW_EB_UART0_BASE 0x10009000 /* UART 0 */ +#define REALVIEW_EB_UART1_BASE 0x1000A000 /* UART 1 */ +#define REALVIEW_EB_UART2_BASE 0x1000B000 /* UART 2 */ +#define REALVIEW_EB_UART3_BASE 0x1000C000 /* UART 3 */ #define REALVIEW_EB_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */ #define REALVIEW_EB_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */ #define REALVIEW_EB_GIC_CPU_BASE 0x10040000 /* Generic interrupt controller CPU interface */ diff --git a/include/asm-arm/arch-realview/platform.h b/include/asm-arm/arch-realview/platform.h index 7aa78a5ebc88..d18fb128ed9c 100644 --- a/include/asm-arm/arch-realview/platform.h +++ b/include/asm-arm/arch-realview/platform.h @@ -182,10 +182,6 @@ #define REALVIEW_KMI0_BASE 0x10006000 /* KMI interface */ #define REALVIEW_KMI1_BASE 0x10007000 /* KMI 2nd interface */ #define REALVIEW_CHAR_LCD_BASE 0x10008000 /* Character LCD */ -#define REALVIEW_UART0_BASE 0x10009000 /* UART 0 */ -#define REALVIEW_UART1_BASE 0x1000A000 /* UART 1 */ -#define REALVIEW_UART2_BASE 0x1000B000 /* UART 2 */ -#define REALVIEW_UART3_BASE 0x1000C000 /* UART 3 */ #define REALVIEW_SSP_BASE 0x1000D000 /* Synchronous Serial Port */ #define REALVIEW_SCI_BASE 0x1000E000 /* Smart card controller */ /* Reserved 0x1000F000 */ diff --git a/include/asm-arm/arch-realview/uncompress.h b/include/asm-arm/arch-realview/uncompress.h index 3d5c2db07a26..9b790a7e782d 100644 --- a/include/asm-arm/arch-realview/uncompress.h +++ b/include/asm-arm/arch-realview/uncompress.h @@ -18,28 +18,44 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <asm/hardware.h> +#include <asm/mach-types.h> -#include <asm/arch/platform.h> +#include <asm/arch/board-eb.h> -#define AMBA_UART_DR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x00)) -#define AMBA_UART_LCRH (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x2c)) -#define AMBA_UART_CR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x30)) -#define AMBA_UART_FR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x18)) +#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00)) +#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c)) +#define AMBA_UART_CR(base) (*(volatile unsigned char *)((base) + 0x30)) +#define AMBA_UART_FR(base) (*(volatile unsigned char *)((base) + 0x18)) + +/* + * Return the UART base address + */ +static inline unsigned long get_uart_base(void) +{ + if (machine_is_realview_eb()) + return REALVIEW_EB_UART0_BASE; + else + return 0; +} /* * This does not append a newline */ static inline void putc(int c) { - while (AMBA_UART_FR & (1 << 5)) + unsigned long base = get_uart_base(); + + while (AMBA_UART_FR(base) & (1 << 5)) barrier(); - AMBA_UART_DR = c; + AMBA_UART_DR(base) = c; } static inline void flush(void) { - while (AMBA_UART_FR & (1 << 3)) + unsigned long base = get_uart_base(); + + while (AMBA_UART_FR(base) & (1 << 3)) barrier(); } |