This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / avr32 / mach-at32ap / at32ap.c

diff --git a/arch/avr32/mach-at32ap/at32ap.c b/arch/avr32/mach-at32ap/at32ap.c
new file mode 100644 (file)
index 0000000..90f207e
--- /dev/null
+++ b/arch/avr32/mach-at32ap/at32ap.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2006 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <asm/io.h>
+
+#include <asm/arch/init.h>
+#include <asm/arch/sm.h>
+
+struct at32_sm system_manager;
+
+static int __init at32_sm_init(void)
+{
+       struct resource *regs;
+       struct at32_sm *sm = &system_manager;
+       int ret = -ENXIO;
+
+       regs = platform_get_resource(&at32_sm_device, IORESOURCE_MEM, 0);
+       if (!regs)
+               goto fail;
+
+       spin_lock_init(&sm->lock);
+       sm->pdev = &at32_sm_device;
+
+       ret = -ENOMEM;
+       sm->regs = ioremap(regs->start, regs->end - regs->start + 1);
+       if (!sm->regs)
+               goto fail;
+
+       return 0;
+
+fail:
+       printk(KERN_ERR "Failed to initialize System Manager: %d\n", ret);
+       return ret;
+}
+
+void __init setup_platform(void)
+{
+       at32_sm_init();
+       at32_clock_init();
+       at32_portmux_init();
+}
+
+static int __init pdc_probe(struct platform_device *pdev)
+{
+       struct clk *pclk, *hclk;
+
+       pclk = clk_get(&pdev->dev, "pclk");
+       if (IS_ERR(pclk)) {
+               dev_err(&pdev->dev, "no pclk defined\n");
+               return PTR_ERR(pclk);
+       }
+       hclk = clk_get(&pdev->dev, "hclk");
+       if (IS_ERR(hclk)) {
+               dev_err(&pdev->dev, "no hclk defined\n");
+               clk_put(pclk);
+               return PTR_ERR(hclk);
+       }
+
+       clk_enable(pclk);
+       clk_enable(hclk);
+
+       dev_info(&pdev->dev, "Atmel Peripheral DMA Controller enabled\n");
+       return 0;
+}
+
+static struct platform_driver pdc_driver = {
+       .probe          = pdc_probe,
+       .driver         = {
+               .name   = "pdc",
+       },
+};
+
+static int __init pdc_init(void)
+{
+       return platform_driver_register(&pdc_driver);
+}
+arch_initcall(pdc_init);