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authorAlan Carvalho de Assis <acassis@gmail.com>2009-04-02 12:38:41 -0300
committerSascha Hauer <s.hauer@pengutronix.de>2009-05-07 16:17:16 +0200
commit45001e92d0249a8c4b9f6c3695215652e8e8493d (patch)
tree5461b1aec6f78fd0524476d2421487329888d6e9 /arch/arm/mach-mx3/devices.c
parent220bbcea278b4fef7ef0a45ce754222f8ed9d134 (diff)
i.MX31: Add hw-random for RNGA
This hw-random driver add support to RNGA hardware found on some i.MX processors. Signed-off-by: Alan Carvalho de Assis <acassis@gmail.com> Acked-by: Matt Mackall <mpm@selenic.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx3/devices.c')
-rw-r--r--arch/arm/mach-mx3/devices.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index 380be0c9b21..227a538bb94 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -23,6 +23,7 @@
#include <linux/gpio.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
+#include <mach/common.h>
#include <mach/imx-uart.h>
#include "devices.h"
@@ -283,6 +284,21 @@ struct platform_device mxcsdhc_device1 = {
.num_resources = ARRAY_SIZE(mxcsdhc1_resources),
.resource = mxcsdhc1_resources,
};
+
+static struct resource rnga_resources[] = {
+ {
+ .start = RNGA_BASE_ADDR,
+ .end = RNGA_BASE_ADDR + 0x28,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device mxc_rnga_device = {
+ .name = "mxc_rnga",
+ .id = -1,
+ .num_resources = 1,
+ .resource = rnga_resources,
+};
#endif /* CONFIG_ARCH_MX31 */
/* i.MX31 Image Processing Unit */
@@ -359,6 +375,7 @@ static int mx3_devices_init(void)
if (cpu_is_mx31()) {
mxc_nand_resources[0].start = MX31_NFC_BASE_ADDR;
mxc_nand_resources[0].end = MX31_NFC_BASE_ADDR + 0xfff;
+ mxc_register_device(&mxc_rnga_device, NULL);
}
if (cpu_is_mx35()) {
mxc_nand_resources[0].start = MX35_NFC_BASE_ADDR;