[PATCH 06/10] ux500: added snowball-netev with latest fixes
mathieu.poirier at linaro.org
mathieu.poirier at linaro.org
Fri Mar 11 18:08:08 EST 2011
From: Alessandro Rubini <rubini at gnudd.com>
Signed-off-by: Alessandro Rubini <rubini at gnudd.com>
---
arch/arm/mach-ux500/board-snowball-netdev.c | 86 +++++++++++++++++++++++++++
1 files changed, 86 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-ux500/board-snowball-netdev.c
diff --git a/arch/arm/mach-ux500/board-snowball-netdev.c b/arch/arm/mach-ux500/board-snowball-netdev.c
new file mode 100644
index 0000000..ee2ab7a
--- /dev/null
+++ b/arch/arm/mach-ux500/board-snowball-netdev.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2010-2011 ST-Ericsson
+ *
+ * Author: Alessandro Rubini <rubini at gnudd.com>
+ *
+ * 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/module.h>
+#include <linux/resource.h>
+#include <linux/platform_device.h>
+#include <linux/smsc911x.h>
+#include <mach/irqs.h>
+#include <asm/io.h>
+#include <asm/mach-types.h>
+
+struct smsc911x_platform_config sbnet_cfg = {
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
+ .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
+ .shift = 1,
+ .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
+};
+
+struct resource sbnet_res[] = {
+ {
+ .name = "smsc911x-memory",
+ .start = (0x5000 << 16),
+ .end = (0x5000 << 16) + 0x3ff,
+ .flags = IORESOURCE_MEM,
+ },{
+ .start = NOMADIK_GPIO_TO_IRQ(140),
+ .end = NOMADIK_GPIO_TO_IRQ(140),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+ },
+};
+
+struct platform_device sbnet_dev = {
+ .name = "smsc911x",
+ .num_resources = ARRAY_SIZE(sbnet_res),
+ .resource = sbnet_res,
+ .dev = {
+ .platform_data = &sbnet_cfg,
+ },
+};
+
+int sbnet_init(void)
+{
+ volatile u32 *ptr = ioremap(0x80000000, 0x10000);
+
+ if (!machine_is_snowball()) {
+ printk("no netdev: no snowball\n");
+ return 0;
+ }
+ printk("init netdev: is snowball\n");
+
+ /*
+ * Horribly, fix all the configuration by hand
+ */
+ /* Turn on the FSMC device */
+ *(ptr + 0xf000 / 4) = 1;
+ *(ptr + 0xf008 / 4) = 1;
+
+ /* Configure the FSMC device */
+ *(ptr + 0x0000 / 4) = 0x0000305b;
+ *(ptr + 0x0004 / 4) = 0x01010110;
+
+ /* Fix some gpio bits */
+ *(ptr + 0xe120 / 4) &= ~0x7f8;
+ *(ptr + 0xe124 / 4) |= 0x7f8;
+ iounmap(ptr);
+
+ return platform_device_register(&sbnet_dev);
+}
+
+void sbnet_exit(void)
+{
+ platform_device_unregister(&sbnet_dev);
+}
+
+module_init(sbnet_init);
+module_exit(sbnet_exit);
+
+MODULE_LICENSE("GPL");
--
1.7.1
More information about the linux-arm-kernel
mailing list