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authorGabor Juhos <juhosg@openwrt.org>2009-01-14 22:17:08 +0300
committerJohn W. Linville <linville@tuxdriver.com>2009-01-30 00:00:33 +0300
commit9dbeb91a8b97e2892c04461e28d2bdd0198b719d (patch)
tree3ac42d298b739da86a991ed2bd53aa12377cb956 /include/linux/ath9k_platform.h
parent09329d371e57ff9fcb645b8e2cdee1ec8b9b539f (diff)
downloadlinux-9dbeb91a8b97e2892c04461e28d2bdd0198b719d.tar.xz
ath9k: get EEPROM contents from platform data on AHB bus
On the AR913x SOCs we have to provide EEPROM contents via platform_data, because accessing the flash via MMIO is not safe. Additionally different boards may store the radio calibration data at different locations. Changes-licensed-under: ISC Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Signed-off-by: Imre Kaloz <kaloz@openwrt.org> Tested-by: Pavel Roskin <proski@gnu.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/linux/ath9k_platform.h')
-rw-r--r--include/linux/ath9k_platform.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/ath9k_platform.h b/include/linux/ath9k_platform.h
new file mode 100644
index 000000000000..b847fc7b93f9
--- /dev/null
+++ b/include/linux/ath9k_platform.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2008 Atheros Communications Inc.
+ * Copyright (c) 2009 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (c) 2009 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _LINUX_ATH9K_PLATFORM_H
+#define _LINUX_ATH9K_PLATFORM_H
+
+#define ATH9K_PLAT_EEP_MAX_WORDS 2048
+
+struct ath9k_platform_data {
+ u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
+};
+
+#endif /* _LINUX_ATH9K_PLATFORM_H */