---

yaml --- r: 336094 b: refs/heads/master c: 553da85 h: refs/heads/master v: v3
git-mirror · Nov 22, 2012 · e9ef78d · e9ef78d
1 parent d1ce05e
commit e9ef78d
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Showing 3 changed files with 8 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 87ba5c6a313b4da5639a18d7796e51483ededd17
+refs/heads/master: 553da857b1b917e27817b923ea2c786313620845
diff --git a/trunk/drivers/char/hw_random/Kconfig b/trunk/drivers/char/hw_random/Kconfig
@@ -127,12 +127,12 @@ config HW_RANDOM_VIA
 	  If unsure, say Y.
 
 config HW_RANDOM_IXP4XX
-	tristate "Intel IXP4xx NPU HW Random Number Generator support"
+	tristate "Intel IXP4xx NPU HW Pseudo-Random Number Generator support"
 	depends on HW_RANDOM && ARCH_IXP4XX
 	default HW_RANDOM
 	---help---
-	  This driver provides kernel-side support for the Random
-	  Number Generator hardware found on the Intel IXP4xx NPU.
+	  This driver provides kernel-side support for the Pseudo-Random
+	  Number Generator hardware found on the Intel IXP45x/46x NPU.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called ixp4xx-rng.

diff --git a/trunk/drivers/char/hw_random/ixp4xx-rng.c b/trunk/drivers/char/hw_random/ixp4xx-rng.c
@@ -45,6 +45,9 @@ static int __init ixp4xx_rng_init(void)
 	void __iomem * rng_base;
 	int err;
 
+	if (!cpu_is_ixp46x()) /* includes IXP455 */
+		return -ENOSYS;
+
 	rng_base = ioremap(0x70002100, 4);
 	if (!rng_base)
 		return -ENOMEM;
@@ -68,5 +71,5 @@ module_init(ixp4xx_rng_init);
 module_exit(ixp4xx_rng_exit);
 
 MODULE_AUTHOR("Deepak Saxena <dsaxena@plexity.net>");
-MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver for IXP4xx");
+MODULE_DESCRIPTION("H/W Pseudo-Random Number Generator (RNG) driver for IXP45x/46x");
 MODULE_LICENSE("GPL");