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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2017-02-07 22:30:59 +0100 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2017-02-07 23:00:21 +0100 |
| commit | d9d090e52082635a24aeaefdc6bfe61ab97f38bb (patch) | |
| tree | 6e725a11b5c44ee1a7ce95a0b2bcba4cae1e6f5c /target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch | |
| parent | ada91d8a245690b3bc8d2a62b391d2725aea5c8e (diff) | |
| download | upstream-d9d090e52082635a24aeaefdc6bfe61ab97f38bb.tar.gz upstream-d9d090e52082635a24aeaefdc6bfe61ab97f38bb.tar.bz2 upstream-d9d090e52082635a24aeaefdc6bfe61ab97f38bb.zip | |
brcm2708: remove linux 4.4 support
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch b/target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch deleted file mode 100644 index b8cc66c4e3..0000000000 --- a/target/linux/brcm2708/patches-4.4/0561-bcm2835-rng-Avoid-initialising-if-already-enabled.patch +++ /dev/null @@ -1,26 +0,0 @@ -From ad841f8241807114d61572c1ca1636e7a43e6d93 Mon Sep 17 00:00:00 2001 -From: popcornmix <popcornmix@gmail.com> -Date: Tue, 6 Dec 2016 17:05:39 +0000 -Subject: [PATCH] bcm2835-rng: Avoid initialising if already enabled - -Avoids the 0x40000 cycles of warmup again if firmware has already used it ---- - drivers/char/hw_random/bcm2835-rng.c | 7 ++++--- - 1 file changed, 4 insertions(+), 3 deletions(-) - ---- a/drivers/char/hw_random/bcm2835-rng.c -+++ b/drivers/char/hw_random/bcm2835-rng.c -@@ -62,9 +62,10 @@ static int bcm2835_rng_probe(struct plat - bcm2835_rng_ops.priv = (unsigned long)rng_base; - - /* set warm-up count & enable */ -- __raw_writel(RNG_WARMUP_COUNT, rng_base + RNG_STATUS); -- __raw_writel(RNG_RBGEN, rng_base + RNG_CTRL); -- -+ if (!(__raw_readl(rng_base + RNG_CTRL) & RNG_RBGEN)) { -+ __raw_writel(RNG_WARMUP_COUNT, rng_base + RNG_STATUS); -+ __raw_writel(RNG_RBGEN, rng_base + RNG_CTRL); -+ } - /* register driver */ - err = hwrng_register(&bcm2835_rng_ops); - if (err) { |