[people/ms/u-boot.git] / drivers / serial / serial_rockchip.c

/*
 * Copyright (c) 2015 Google, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <debug_uart.h>
#include <dm.h>
#include <dt-structs.h>
#include <ns16550.h>
#include <serial.h>
#include <asm/arch/clock.h>

#if defined(CONFIG_ROCKCHIP_RK3188)
struct rockchip_uart_platdata {
	struct dtd_rockchip_rk3188_uart dtplat;
	struct ns16550_platdata plat;
};
struct dtd_rockchip_rk3188_uart *dtplat, s_dtplat;
#elif defined(CONFIG_ROCKCHIP_RK3288)
struct rockchip_uart_platdata {
	struct dtd_rockchip_rk3288_uart dtplat;
	struct ns16550_platdata plat;
};
struct dtd_rockchip_rk3288_uart *dtplat, s_dtplat;
#endif

static int rockchip_serial_probe(struct udevice *dev)
{
	struct rockchip_uart_platdata *plat = dev_get_platdata(dev);

	/* Create some new platform data for the standard driver */
	plat->plat.base = plat->dtplat.reg[0];
	plat->plat.reg_shift = plat->dtplat.reg_shift;
	plat->plat.clock = plat->dtplat.clock_frequency;
	plat->plat.fcr = UART_FCR_DEFVAL;
	dev->platdata = &plat->plat;

	return ns16550_serial_probe(dev);
}

U_BOOT_DRIVER(rockchip_rk3188_uart) = {
	.name	= "rockchip_rk3188_uart",
	.id	= UCLASS_SERIAL,
	.priv_auto_alloc_size = sizeof(struct NS16550),
	.platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata),
	.probe	= rockchip_serial_probe,
	.ops	= &ns16550_serial_ops,
	.flags	= DM_FLAG_PRE_RELOC,
};

U_BOOT_DRIVER(rockchip_rk3288_uart) = {
	.name	= "rockchip_rk3288_uart",
	.id	= UCLASS_SERIAL,
	.priv_auto_alloc_size = sizeof(struct NS16550),
	.platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata),
	.probe	= rockchip_serial_probe,
	.ops	= &ns16550_serial_ops,
	.flags	= DM_FLAG_PRE_RELOC,
};
Commit	Line	Data
2fc24d53 SG	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
cd76916f HS	15	#if defined(CONFIG_ROCKCHIP_RK3188)
	16	struct rockchip_uart_platdata {
	17	struct dtd_rockchip_rk3188_uart dtplat;
	18	struct ns16550_platdata plat;
	19	};
	20	struct dtd_rockchip_rk3188_uart *dtplat, s_dtplat;
	21	#elif defined(CONFIG_ROCKCHIP_RK3288)
2fc24d53 SG	22	struct rockchip_uart_platdata {
	23	struct dtd_rockchip_rk3288_uart dtplat;
	24	struct ns16550_platdata plat;
	25	};
2fc24d53	26	struct dtd_rockchip_rk3288_uart *dtplat, s_dtplat;
cd76916f	27	#endif
2fc24d53 SG	28
	29	static int rockchip_serial_probe(struct udevice *dev)
	30	{
	31	struct rockchip_uart_platdata *plat = dev_get_platdata(dev);
	32
	33	/* Create some new platform data for the standard driver */
	34	plat->plat.base = plat->dtplat.reg[0];
	35	plat->plat.reg_shift = plat->dtplat.reg_shift;
	36	plat->plat.clock = plat->dtplat.clock_frequency;
17fa0326	37	plat->plat.fcr = UART_FCR_DEFVAL;
2fc24d53 SG	38	dev->platdata = &plat->plat;
	39
	40	return ns16550_serial_probe(dev);
	41	}
	42
cd76916f HS	43	U_BOOT_DRIVER(rockchip_rk3188_uart) = {
	44	.name = "rockchip_rk3188_uart",
	45	.id = UCLASS_SERIAL,
	46	.priv_auto_alloc_size = sizeof(struct NS16550),
	47	.platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata),
	48	.probe = rockchip_serial_probe,
	49	.ops = &ns16550_serial_ops,
	50	.flags = DM_FLAG_PRE_RELOC,
	51	};
	52
2fc24d53 SG	53	U_BOOT_DRIVER(rockchip_rk3288_uart) = {
	54	.name = "rockchip_rk3288_uart",
	55	.id = UCLASS_SERIAL,
	56	.priv_auto_alloc_size = sizeof(struct NS16550),
	57	.platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata),
	58	.probe = rockchip_serial_probe,
	59	.ops = &ns16550_serial_ops,
	60	.flags = DM_FLAG_PRE_RELOC,
	61	};