/*
- * Copyright (C) 2012-2015 Panasonic Corporation
- * Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
+ * Copyright (C) 2012-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
+#include <linux/io.h>
#include <linux/serial_reg.h>
-#include <asm/io.h>
#include <asm/errno.h>
#include <dm/device.h>
#include <dm/platform_data/serial-uniphier.h>
+#include <mapmem.h>
#include <serial.h>
#include <fdtdec.h>
struct uniphier_serial __iomem *port = uniphier_serial_port(dev);
const unsigned int mode_x_div = 16;
unsigned int divisor;
- u32 tmp;
-
- tmp = readl(&port->lcr_mcr);
- tmp &= ~LCR_MASK;
- tmp |= UART_LCR_WLEN8 << LCR_SHIFT;
- writel(tmp, &port->lcr_mcr);
divisor = DIV_ROUND_CLOSEST(plat->uartclk, mode_x_div * baudrate);
static int uniphier_serial_probe(struct udevice *dev)
{
+ u32 tmp;
struct uniphier_serial_private_data *priv = dev_get_priv(dev);
struct uniphier_serial_platform_data *plat = dev_get_platdata(dev);
+ struct uniphier_serial __iomem *port;
- priv->membase = map_sysmem(plat->base, sizeof(struct uniphier_serial));
-
- if (!priv->membase)
+ port = map_sysmem(plat->base, sizeof(struct uniphier_serial));
+ if (!port)
return -ENOMEM;
+ priv->membase = port;
+
+ tmp = readl(&port->lcr_mcr);
+ tmp &= ~LCR_MASK;
+ tmp |= UART_LCR_WLEN8 << LCR_SHIFT;
+ writel(tmp, &port->lcr_mcr);
+
return 0;
}
#ifdef CONFIG_OF_CONTROL
static const struct udevice_id uniphier_uart_of_match[] = {
- { .compatible = "panasonic,uniphier-uart" },
- {},
+ { .compatible = "socionext,uniphier-uart" },
+ { /* sentinel */ }
};
static int uniphier_serial_ofdata_to_platdata(struct udevice *dev)