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author | Sam Shih <sam.shih@mediatek.com> | 2022-04-10 20:49:09 +0800 |
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committer | Daniel Golle <daniel@makrotopia.org> | 2022-08-28 20:33:15 +0100 |
commit | dabcaac443d9ac2e05acc4de5e588356dd1f8bfa (patch) | |
tree | a9e8a079211a9308ba135132f71b2cbeb29165d1 /target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch | |
parent | 0a18456ffc25d6a26911fca6f9079090243c2284 (diff) | |
download | upstream-dabcaac443d9ac2e05acc4de5e588356dd1f8bfa.tar.gz upstream-dabcaac443d9ac2e05acc4de5e588356dd1f8bfa.tar.bz2 upstream-dabcaac443d9ac2e05acc4de5e588356dd1f8bfa.zip |
mediatek: add mt7986 soc support to the target
It will be supported by the new filogic subtarget
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Diffstat (limited to 'target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch')
-rw-r--r-- | target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch b/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch new file mode 100644 index 0000000000..332f17bae7 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch @@ -0,0 +1,41 @@ +From f6ba5e17bee38f8ffe118c47fbfef3cf90eb87ff Mon Sep 17 00:00:00 2001 +From: "Mingming.Su" <Mingming.Su@mediatek.com> +Date: Wed, 30 Jun 2021 16:59:32 +0800 +Subject: [PATCH] mt7986: trng: add rng support + +1. Add trng compatible name for MT7986 +2. Fix mtk_rng_wait_ready() function + +Signed-off-by: Mingming.Su <Mingming.Su@mediatek.com> +--- + drivers/char/hw_random/mtk-rng.c | 5 +++-- + 1 file changed, 3 insertions(+), 2 deletions(-) + +--- a/drivers/char/hw_random/mtk-rng.c ++++ b/drivers/char/hw_random/mtk-rng.c +@@ -22,7 +22,7 @@ + #define RNG_AUTOSUSPEND_TIMEOUT 100 + + #define USEC_POLL 2 +-#define TIMEOUT_POLL 20 ++#define TIMEOUT_POLL 60 + + #define RNG_CTRL 0x00 + #define RNG_EN BIT(0) +@@ -77,7 +77,7 @@ static bool mtk_rng_wait_ready(struct hw + readl_poll_timeout_atomic(priv->base + RNG_CTRL, ready, + ready & RNG_READY, USEC_POLL, + TIMEOUT_POLL); +- return !!ready; ++ return !!(ready & RNG_READY); + } + + static int mtk_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) +@@ -179,6 +179,7 @@ static const struct dev_pm_ops mtk_rng_p + #endif /* CONFIG_PM */ + + static const struct of_device_id mtk_rng_match[] = { ++ { .compatible = "mediatek,mt7986-rng" }, + { .compatible = "mediatek,mt7623-rng" }, + {}, + }; |