1 /*
2  * Copyright (c) 2015 Google, Inc
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <debug_uart.h>
9 #include <dm.h>
10 #include <dt-structs.h>
11 #include <ns16550.h>
12 #include <serial.h>
13 #include <asm/arch/clock.h>
14 
15 struct rockchip_uart_platdata {
16 	struct dtd_rockchip_rk3288_uart dtplat;
17 	struct ns16550_platdata plat;
18 };
19 
20 struct dtd_rockchip_rk3288_uart *dtplat, s_dtplat;
21 
22 static int rockchip_serial_probe(struct udevice *dev)
23 {
24 	struct rockchip_uart_platdata *plat = dev_get_platdata(dev);
25 
26 	/* Create some new platform data for the standard driver */
27 	plat->plat.base = plat->dtplat.reg[0];
28 	plat->plat.reg_shift = plat->dtplat.reg_shift;
29 	plat->plat.clock = plat->dtplat.clock_frequency;
30 	dev->platdata = &plat->plat;
31 
32 	return ns16550_serial_probe(dev);
33 }
34 
35 U_BOOT_DRIVER(rockchip_rk3288_uart) = {
36 	.name	= "rockchip_rk3288_uart",
37 	.id	= UCLASS_SERIAL,
38 	.priv_auto_alloc_size = sizeof(struct NS16550),
39 	.platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata),
40 	.probe	= rockchip_serial_probe,
41 	.ops	= &ns16550_serial_ops,
42 	.flags	= DM_FLAG_PRE_RELOC,
43 };
44