diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-10 10:17:11 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-10 10:17:11 -0800 |
commit | a46699c9a32505cb5bbfd16f76e7d4a2c84a7705 (patch) | |
tree | 5c0bc91dd1c07ab95769f5749b3b58235c758d50 /arch/arm/plat-omap/common.c | |
parent | 7ed0175a462c4c30f6df6fac1cccac058f997739 (diff) | |
parent | b216c01829d0b73a468204e2e763c0a818b77a46 (diff) |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
Diffstat (limited to 'arch/arm/plat-omap/common.c')
-rw-r--r-- | arch/arm/plat-omap/common.c | 50 |
1 files changed, 37 insertions, 13 deletions
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 02bcc6c1cd1..ccdb452630c 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -31,7 +31,7 @@ #include <asm/arch/mux.h> #include <asm/arch/fpga.h> -#include "clock.h" +#include <asm/arch/clock.h> #define NO_LENGTH_CHECK 0xffffffff @@ -117,19 +117,43 @@ EXPORT_SYMBOL(omap_get_var_config); static int __init omap_add_serial_console(void) { - const struct omap_serial_console_config *info; - - info = omap_get_config(OMAP_TAG_SERIAL_CONSOLE, - struct omap_serial_console_config); - if (info != NULL && info->console_uart) { - static char speed[11], *opt = NULL; + const struct omap_serial_console_config *con_info; + const struct omap_uart_config *uart_info; + static char speed[11], *opt = NULL; + int line, i, uart_idx; + + uart_info = omap_get_config(OMAP_TAG_UART, struct omap_uart_config); + con_info = omap_get_config(OMAP_TAG_SERIAL_CONSOLE, + struct omap_serial_console_config); + if (uart_info == NULL || con_info == NULL) + return 0; + + if (con_info->console_uart == 0) + return 0; + + if (con_info->console_speed) { + snprintf(speed, sizeof(speed), "%u", con_info->console_speed); + opt = speed; + } - if (info->console_speed) { - snprintf(speed, sizeof(speed), "%u", info->console_speed); - opt = speed; - } - return add_preferred_console("ttyS", info->console_uart - 1, opt); + uart_idx = con_info->console_uart - 1; + if (uart_idx >= OMAP_MAX_NR_PORTS) { + printk(KERN_INFO "Console: external UART#%d. " + "Not adding it as console this time.\n", + uart_idx + 1); + return 0; + } + if (!(uart_info->enabled_uarts & (1 << uart_idx))) { + printk(KERN_ERR "Console: Selected UART#%d is " + "not enabled for this platform\n", + uart_idx + 1); + return -1; + } + line = 0; + for (i = 0; i < uart_idx; i++) { + if (uart_info->enabled_uarts & (1 << i)) + line++; } - return 0; + return add_preferred_console("ttyS", line, opt); } console_initcall(omap_add_serial_console); |