linux-2.6.35.3-fsl-10.3.2.txt.gz patch applied

[linux-imx.git] / arch / arm / mach-mx5 / early_setup.c

diff --git a/arch/arm/mach-mx5/early_setup.c b/arch/arm/mach-mx5/early_setup.c
new file mode 100644 (file)
index 0000000..62e9236
--- /dev/null
+++ b/arch/arm/mach-mx5/early_setup.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+
+int __initdata primary_di = { -1 };
+static int __init di1_setup(char *__unused)
+{
+       primary_di = 1;
+       return 1;
+}
+__setup("di1_primary", di1_setup);
+
+static int __init di0_setup(char *__unused)
+{
+       primary_di = 0;
+       return 1;
+}
+__setup("di0_primary", di0_setup);
+
+int __initdata lcdif_sel_lcd = { 0 };
+int __initdata lcd_seiko_on_j12 = { 0 };
+static int __init lcd_setup(char *str)
+{
+       int s, ret;
+       unsigned long sel;
+       char *opt;
+
+       s = *str;
+       if (s == '=') {
+
+               str++;
+               while ((opt = strsep(&str, ",")) != NULL) {
+                       if (!*opt)
+                               continue;
+
+                       ret = strict_strtoul(opt, 0, &sel);
+                       if (ret == 0 && sel != 0) {
+                               lcdif_sel_lcd = sel;
+                               continue;
+                       }
+
+                       if (!strncmp(opt, "j12", 3)) {
+                               lcd_seiko_on_j12 = 1;
+                               continue;
+                       }
+               }
+
+               return 1;
+       } else
+               return 0;
+}
+__setup("lcd", lcd_setup);
+