From e98a03ca68ca0edd08c260126aacc8c0f550804a Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Fri, 10 Oct 2014 07:49:20 -0600 Subject: dm: x86: Convert coreboot serial to use driver model This makes use of the existing device tree node to use driver model for the serial console. Signed-off-by: Simon Glass --- drivers/serial/Makefile | 1 + drivers/serial/serial_coreboot.c | 38 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 drivers/serial/serial_coreboot.c (limited to 'drivers') diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile index cd87d18cf7..2c19ebc288 100644 --- a/drivers/serial/Makefile +++ b/drivers/serial/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_ARC_SERIAL) += serial_arc.o obj-$(CONFIG_TEGRA_SERIAL) += serial_tegra.o obj-$(CONFIG_UNIPHIER_SERIAL) += serial_uniphier.o obj-$(CONFIG_OMAP_SERIAL) += serial_omap.o +obj-$(CONFIG_COREBOOT_SERIAL) += serial_coreboot.o ifndef CONFIG_SPL_BUILD obj-$(CONFIG_USB_TTY) += usbtty.o diff --git a/drivers/serial/serial_coreboot.c b/drivers/serial/serial_coreboot.c new file mode 100644 index 0000000000..5c6a76c59c --- /dev/null +++ b/drivers/serial/serial_coreboot.c @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include + +static const struct udevice_id coreboot_serial_ids[] = { + { .compatible = "coreboot-uart" }, + { } +}; + +static int coreboot_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 = 1843200; + + return 0; +} +U_BOOT_DRIVER(serial_ns16550) = { + .name = "serial_coreboot", + .id = UCLASS_SERIAL, + .of_match = coreboot_serial_ids, + .ofdata_to_platdata = coreboot_serial_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct ns16550_platdata), + .priv_auto_alloc_size = sizeof(struct NS16550), + .probe = ns16550_serial_probe, + .ops = &ns16550_serial_ops, +}; -- cgit v1.2.1