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68 lines
2.4 KiB
Diff
68 lines
2.4 KiB
Diff
From 5eafa5065b2ea2c8d1634f045b85b982393d808a Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Fri, 31 Jan 2020 09:36:57 +0000
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Subject: [PATCH] hwrng: iproc-rng200: Correct SoC name
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The Pi 4 SoC is called BCM2711, not BCM2838.
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Fixes: "hwrng: iproc-rng200: Add BCM2838 support"
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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drivers/char/hw_random/Kconfig | 2 +-
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drivers/char/hw_random/iproc-rng200.c | 11 +++++------
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2 files changed, 6 insertions(+), 7 deletions(-)
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--- a/drivers/char/hw_random/Kconfig
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+++ b/drivers/char/hw_random/Kconfig
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@@ -94,7 +94,7 @@ config HW_RANDOM_IPROC_RNG200
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default HW_RANDOM
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---help---
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This driver provides kernel-side support for the RNG200
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- hardware found on the Broadcom iProc, BCM2838 and STB SoCs.
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+ hardware found on the Broadcom iProc, BCM2711 and STB SoCs.
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To compile this driver as a module, choose M here: the
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module will be called iproc-rng200
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--- a/drivers/char/hw_random/iproc-rng200.c
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+++ b/drivers/char/hw_random/iproc-rng200.c
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@@ -174,7 +174,7 @@ static int iproc_rng200_init(struct hwrn
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return 0;
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}
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-static int bcm2838_rng200_read(struct hwrng *rng, void *buf, size_t max,
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+static int bcm2711_rng200_read(struct hwrng *rng, void *buf, size_t max,
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bool wait)
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{
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struct iproc_rng200_dev *priv = to_rng_priv(rng);
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@@ -211,7 +211,7 @@ static int bcm2838_rng200_read(struct hw
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return num_words * sizeof(u32);
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}
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-static int bcm2838_rng200_init(struct hwrng *rng)
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+static int bcm2711_rng200_init(struct hwrng *rng)
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{
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struct iproc_rng200_dev *priv = to_rng_priv(rng);
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uint32_t val;
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@@ -271,9 +271,9 @@ static int iproc_rng200_probe(struct pla
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priv->rng.name = pdev->name;
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priv->rng.cleanup = iproc_rng200_cleanup;
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- if (of_device_is_compatible(dev->of_node, "brcm,bcm2838-rng200")) {
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- priv->rng.init = bcm2838_rng200_init;
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- priv->rng.read = bcm2838_rng200_read;
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+ if (of_device_is_compatible(dev->of_node, "brcm,bcm2711-rng200")) {
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+ priv->rng.init = bcm2711_rng200_init;
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+ priv->rng.read = bcm2711_rng200_read;
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} else {
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priv->rng.init = iproc_rng200_init;
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priv->rng.read = iproc_rng200_read;
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@@ -296,7 +296,6 @@ static const struct of_device_id iproc_r
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{ .compatible = "brcm,bcm7211-rng200", },
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{ .compatible = "brcm,bcm7278-rng200", },
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{ .compatible = "brcm,iproc-rng200", },
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- { .compatible = "brcm,bcm2838-rng200"},
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{},
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};
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MODULE_DEVICE_TABLE(of, iproc_rng200_of_match);
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