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| author | Alan Carvalho de Assis <acassis@gmail.com> | 2009-04-02 12:38:41 -0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2009-05-07 16:17:16 +0200 |
| commit | 45001e92d0249a8c4b9f6c3695215652e8e8493d (patch) | |
| tree | 5461b1aec6f78fd0524476d2421487329888d6e9 /arch | |
| parent | 220bbcea278b4fef7ef0a45ce754222f8ed9d134 (diff) | |
| download | op-kernel-dev-45001e92d0249a8c4b9f6c3695215652e8e8493d.zip op-kernel-dev-45001e92d0249a8c4b9f6c3695215652e8e8493d.tar.gz | |
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')
| -rw-r--r-- | arch/arm/mach-mx3/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/devices.c | 17 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/Kconfig | 4 |
3 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 0e7de94..32e4515 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -1,6 +1,7 @@ if ARCH_MX3 config ARCH_MX31 + select ARCH_HAS_RNGA bool config ARCH_MX35 diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index 380be0c..227a538 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; diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index beeb01a..8986b741 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -52,6 +52,10 @@ config MXC_PWM help Enable support for the i.MX PWM controller(s). +config ARCH_HAS_RNGA + bool + depends on ARCH_MXC + config ARCH_MXC_IOMUX_V3 bool endif |
