+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2011 Samsung Electronics
* Lukasz Majewski <l.majewski@samsung.com>
* Stefano Babic, DENX Software Engineering, sbabic@denx.de
*
* (C) Copyright 2008-2009 Freescale Semiconductor, Inc.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
p->hw.spi.mode);
if (!slave)
- return -1;
+ return -ENODEV;
}
if (check_reg(p, reg))
- return -1;
+ return -EINVAL;
if (spi_claim_bus(slave))
- return -1;
+ return -EBUSY;
pmic_tx = p->hw.spi.prepare_tx(reg, val, write);
err:
spi_release_bus(slave);
- return -1;
+ return -ENOTSUPP;
}
int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
{
- if (pmic_reg(p, reg, &val, 1))
- return -1;
-
- return 0;
+ return pmic_reg(p, reg, &val, 1);
}
int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
{
- if (pmic_reg(p, reg, val, 0))
- return -1;
-
- return 0;
+ return pmic_reg(p, reg, val, 0);
}