[U-Boot] [PATCH] dm: keystone: serial: Add driver model support

[Lokesh Vutla <a0131933@ti.com>]

Hi Tom,

On Saturday 19 September 2015 02:47 PM, Lokesh Vutla wrote:
> Add driver model support for keystone serial driver.

I guess you missed this patch. This has to be applied for console to
come up on keystone2 devices.

Thanks and regards,
Lokesh

> 
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
> ---
>  drivers/serial/Makefile          |  1 +
>  drivers/serial/serial_keystone.c | 48 ++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 49 insertions(+)
>  create mode 100644 drivers/serial/serial_keystone.c
> 
> diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
> index 869ea7b..1818c7c 100644
> --- a/drivers/serial/Makefile
> +++ b/drivers/serial/Makefile
> @@ -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
> diff --git a/drivers/serial/serial_keystone.c b/drivers/serial/serial_keystone.c
> new file mode 100644
> index 0000000..7b5ab6c
> --- /dev/null
> +++ b/drivers/serial/serial_keystone.c
> @@ -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,
> +};
>