From 1a8bfa1eb998af6e650ad26201f7cae9f2a2fdc8 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Thu, 10 Nov 2005 14:26:50 +0000 Subject: [ARM] 3142/1: OMAP 2/5: Update files common to omap1 and omap2 Patch from Tony Lindgren This patch syncs the mainline kernel with linux-omap tree. The highlights of the patch are: - Serial port and framebuffer init improvments by Imre Deak - Common omap pin mux framework by Tony Lindgren - Common omap clock framework by Tony Lindren Signed-off-by: Tony Lindgren Signed-off-by: Russell King --- arch/arm/plat-omap/common.c | 50 +++++++++++++++++++++++++++++++++------------ 1 file changed, 37 insertions(+), 13 deletions(-) (limited to 'arch/arm/plat-omap/common.c') diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 02bcc6c1cd1b..ccdb452630cf 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -31,7 +31,7 @@ #include #include -#include "clock.h" +#include #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); -- cgit v1.2.3