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author | Tom Rini <trini@konsulko.com> | 2015-09-03 18:57:09 (GMT) |
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committer | Tom Rini <trini@konsulko.com> | 2015-09-03 18:57:09 (GMT) |
commit | c9feb427aba860ebc79f9851a1bb49cc456a2d48 (patch) | |
tree | 6a80def1806386e2854d57f740264c6744d96e1d /drivers/serial/serial_rockchip.c | |
parent | da9d8580ff9ce17452ef931072e5799a9df8807f (diff) | |
parent | f2acc55e3d28e96a6fcc060a7081eb4e2ad96350 (diff) | |
download | u-boot-fsl-qoriq-c9feb427aba860ebc79f9851a1bb49cc456a2d48.tar.xz |
Merge git://git.denx.de/u-boot-rockchip
Diffstat (limited to 'drivers/serial/serial_rockchip.c')
-rw-r--r-- | drivers/serial/serial_rockchip.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/serial/serial_rockchip.c b/drivers/serial/serial_rockchip.c new file mode 100644 index 0000000..0e7bbfc --- /dev/null +++ b/drivers/serial/serial_rockchip.c @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2015 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <ns16550.h> +#include <serial.h> +#include <asm/arch/clock.h> + +static const struct udevice_id rockchip_serial_ids[] = { + { .compatible = "rockchip,rk3288-uart" }, + { } +}; + +static int rockchip_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; + + /* Do all Rockchip parts use 24MHz? */ + plat->clock = 24 * 1000000; + + return 0; +} + +U_BOOT_DRIVER(serial_ns16550) = { + .name = "serial_rockchip", + .id = UCLASS_SERIAL, + .of_match = rockchip_serial_ids, + .ofdata_to_platdata = rockchip_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, + .flags = DM_FLAG_PRE_RELOC, +}; |