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rng: stm32mp1: use log() instead of printf()

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The logging system provides flexible filtering and enhanced output.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Sughosh Ganu <sughosh.ganu@linaro.org>
This commit is contained in:
Heinrich Schuchardt
2020-09-17 16:49:02 +02:00
parent 9de3126e80
commit cf0bf89227
1 changed files with 3 additions and 1 deletions
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4
drivers/rng/stm32mp1_rng.c
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@@ -3,6 +3,8 @@
* Copyright (c) 2019, Linaro Limited * Copyright (c) 2019, Linaro Limited
*/ */
#define LOG_CATEGORY UCLASS_RNG
#include <common.h> #include <common.h>
#include <clk.h> #include <clk.h>
#include <dm.h> #include <dm.h>
@@ -53,7 +55,7 @@ static int stm32_rng_read(struct udevice *dev, void *data, size_t len)
for (i = 0; i < 12; i++) for (i = 0; i < 12; i++)
readl(pdata->base + RNG_DR); readl(pdata->base + RNG_DR);
if (readl(pdata->base + RNG_SR) & RNG_SR_SEIS) { if (readl(pdata->base + RNG_SR) & RNG_SR_SEIS) {
printf("RNG Noise"); log_err("RNG Noise");
return -EIO; return -EIO;
} }
/* start again */ /* start again */