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hwrng: bcm63xx - drop bcm_{readl,writel} macros 

bcm_{readl,writel} macros expand to __raw_{readl,writel}, use these
directly such that we do not rely on the platform to provide these for
us. As a result, we no longer use bcm63xx_io.h, so remove that inclusion
too.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
hifive-unleashed-5.1
Florian Fainelli 2015-02-16 18:09:13 -08:00 committed by Herbert Xu
parent df586cbb6b
commit f7591faec6
1 changed files with 6 additions and 7 deletions
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13
drivers/char/hw_random/bcm63xx-rng.c
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@ -13,7 +13,6 @@
#include <linux/platform_device.h>
#include <linux/hw_random.h>
#include <bcm63xx_io.h>
#include <bcm63xx_regs.h>
struct bcm63xx_rng_priv {
@ -28,9 +27,9 @@ static int bcm63xx_rng_init(struct hwrng *rng)
struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
u32 val;
val = bcm_readl(priv->regs + RNG_CTRL);
val = __raw_readl(priv->regs + RNG_CTRL);
val |= RNG_EN;
bcm_writel(val, priv->regs + RNG_CTRL);
__raw_writel(val, priv->regs + RNG_CTRL);
return 0;
}
@ -40,23 +39,23 @@ static void bcm63xx_rng_cleanup(struct hwrng *rng)
struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
u32 val;
val = bcm_readl(priv->regs + RNG_CTRL);
val = __raw_readl(priv->regs + RNG_CTRL);
val &= ~RNG_EN;
bcm_writel(val, priv->regs + RNG_CTRL);
__raw_writel(val, priv->regs + RNG_CTRL);
}
static int bcm63xx_rng_data_present(struct hwrng *rng, int wait)
{
struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
return bcm_readl(priv->regs + RNG_STAT) & RNG_AVAIL_MASK;
return __raw_readl(priv->regs + RNG_STAT) & RNG_AVAIL_MASK;
}
static int bcm63xx_rng_data_read(struct hwrng *rng, u32 *data)
{
struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
*data = bcm_readl(priv->regs + RNG_DATA);
*data = __raw_readl(priv->regs + RNG_DATA);
return 4;
}