summaryrefslogtreecommitdiff
path: root/board/davinci/da8xxevm/common.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/davinci/da8xxevm/common.c')
-rw-r--r--board/davinci/da8xxevm/common.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/board/davinci/da8xxevm/common.c b/board/davinci/da8xxevm/common.c
new file mode 100644
index 0000000..9cd5204c
--- /dev/null
+++ b/board/davinci/da8xxevm/common.c
@@ -0,0 +1,55 @@
+/*
+ * Miscellaneous DA8XX functions.
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include "common.h"
+
+#ifndef CONFIG_USE_IRQ
+void irq_init(void)
+{
+ /*
+ * Mask all IRQs by clearing the global enable and setting
+ * the enable clear for all the 90 interrupts.
+ */
+
+ writel(0, &davinci_aintc_regs->ger);
+
+ writel(0, &davinci_aintc_regs->hier);
+
+ writel(0xffffffff, &davinci_aintc_regs->ecr1);
+ writel(0xffffffff, &davinci_aintc_regs->ecr2);
+ writel(0xffffffff, &davinci_aintc_regs->ecr3);
+}
+#endif
+
+/*
+ * Enable PSC for various peripherals.
+ */
+int da8xx_configure_lpsc_items(const struct lpsc_resource *item,
+ const int n_items)
+{
+ int i;
+
+ for (i = 0; i < n_items; i++)
+ lpsc_on(item[i].lpsc_no);
+
+ return 0;
+}