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dm: keystone: serial: Add driver model support

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Add driver model support for keystone serial driver.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Lokesh Vutla 2015-09-19 14:47:36 +05:30 committed by Tom Rini
parent 96fa1e4385
commit 6c2441c1d3
2 changed files with 49 additions and 0 deletions
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1
drivers/serial/Makefile
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@ -25,6 +25,7 @@ obj-$(CONFIG_EFI_APP) += serial_efi.o
obj-$(CONFIG_LPC32XX_HSUART) += lpc32xx_hsuart.o
obj-$(CONFIG_MCFUART) += mcfuart.o
obj-$(CONFIG_OPENCORES_YANU) += opencores_yanu.o
obj-$(CONFIG_KEYSTONE_SERIAL) += serial_keystone.o
obj-$(CONFIG_SYS_NS16550) += ns16550.o
obj-$(CONFIG_S5P) += serial_s5p.o
obj-$(CONFIG_IMX_SERIAL) += serial_imx.o

48
drivers/serial/serial_keystone.c Normal file
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@ -0,0 +1,48 @@
/*
* Copyright (c) 2015 Texas Instruments, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <fdtdec.h>
#include <ns16550.h>
#include <serial.h>
#include <asm/arch/clock.h>
DECLARE_GLOBAL_DATA_PTR;
#if CONFIG_IS_ENABLED(OF_CONTROL)
static const struct udevice_id keystone_serial_ids[] = {
{ .compatible = "ti,keystone-uart" },
{ .compatible = "ns16550a" },
{ }
};
static int keystone_serial_ofdata_to_platdata(struct udevice *dev)
{
struct ns16550_platdata *plat = dev_get_platdata(dev);
int ret;
ret = ns16550_serial_ofdata_to_platdata(dev);
if (ret)
return ret;
plat->clock = CONFIG_SYS_NS16550_CLK;
return 0;
}
#endif
U_BOOT_DRIVER(serial_keystone_ns16550) = {
.name = "serial_keystone",
.id = UCLASS_SERIAL,
#if CONFIG_IS_ENABLED(OF_CONTROL)
.of_match = of_match_ptr(keystone_serial_ids),
.ofdata_to_platdata = of_match_ptr(keystone_serial_ofdata_to_platdata),
.platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
#endif
.priv_auto_alloc_size = sizeof(struct NS16550),
.probe = ns16550_serial_probe,
.ops = &ns16550_serial_ops,
.flags = DM_FLAG_PRE_RELOC,
};