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[v3,6/6] hwrng: exynos: Enable Exynos850 support

Message ID 20240620231339.1574-7-semen.protsenko@linaro.org (mailing list archive)
State Accepted
Delegated to: Herbert Xu
Headers show
Series hwrng: exynos: Add support for Exynos850 | expand

Commit Message

Sam Protsenko June 20, 2024, 11:13 p.m. UTC 
Add Exynos850 compatible and its driver data. It's only possible to
access TRNG block via SMC calls in Exynos850, so specify that fact using
EXYNOS_SMC flag in the driver data.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Łukasz Stelmach <l.stelmach@samsung.com>
---
Changes in v3:
  - Added R-b tag from Krzysztof
  - Added A-b tag from Łukasz

Changes in v2:
  - Changed QUIRK_SMC to EXYNOS_SMC to reflect the name change in the
    previous patch

 drivers/char/hw_random/exynos-trng.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/char/hw_random/exynos-trng.c b/drivers/char/hw_random/exynos-trng.c
index 9fa30583cc86..9f039fddaee3 100644
--- a/drivers/char/hw_random/exynos-trng.c
+++ b/drivers/char/hw_random/exynos-trng.c
@@ -320,6 +320,9 @@  static DEFINE_SIMPLE_DEV_PM_OPS(exynos_trng_pm_ops, exynos_trng_suspend,
 static const struct of_device_id exynos_trng_dt_match[] = {
 	{
 		.compatible = "samsung,exynos5250-trng",
+	}, {
+		.compatible = "samsung,exynos850-trng",
+		.data = (void *)EXYNOS_SMC,
 	},
 	{ },
 };