From d2065e2b5bb3ec986f0f3ba044a81a136767d0b4 Mon Sep 17 00:00:00 2001 From: Pali Rohár Date: Fri, 20 Sep 2013 15:25:07 +0200 Subject: RX-51: Add support for OMAP3 ROM Random Number Generator MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Adding this driver as platform device and only for RX-51 until somebody test if it working also on other OMAP3 HS devices and until there will be generic ARM way to deal with SMC calls. Signed-off-by: Pali Rohár [tony@atomide.com: folded in the clock alias change] Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/omap-secure.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/mach-omap2/omap-secure.c') diff --git a/arch/arm/mach-omap2/omap-secure.c b/arch/arm/mach-omap2/omap-secure.c index 146a7c4e2a13..5ac122e88f67 100644 --- a/arch/arm/mach-omap2/omap-secure.c +++ b/arch/arm/mach-omap2/omap-secure.c @@ -135,3 +135,14 @@ u32 rx51_secure_update_aux_cr(u32 set_bits, u32 clear_bits) FLAG_START_CRITICAL, 1, acr, 0, 0, 0); } + +/** + * rx51_secure_rng_call: Routine for HW random generator + */ +u32 rx51_secure_rng_call(u32 ptr, u32 count, u32 flag) +{ + return rx51_secure_dispatcher(RX51_PPA_HWRNG, + 0, + NO_FLAG, + 3, ptr, count, flag, 0); +} -- cgit