u-boot/arch/arm/mach-rockchip/rk3399/syscon_rk3399.c
Frank Wang c28ef1bcc8 arm: mach-rockchip: bind sub-nodes for rk3399_syscon
There are some sub-nodes under the grf DT, so add bind callback
function in rk3399 syscon driver to scan them recursively.

Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
Tested-by: Jagan Teki <jagan@amarulasolutions.com> # roc-rk3399-pc
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2020-05-29 18:13:19 +08:00

73 lines
1.9 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2016 Rockchip Electronics Co., Ltd
*/
#include <common.h>
#include <dm.h>
#include <log.h>
#include <syscon.h>
#include <asm/arch-rockchip/clock.h>
static const struct udevice_id rk3399_syscon_ids[] = {
{ .compatible = "rockchip,rk3399-grf", .data = ROCKCHIP_SYSCON_GRF },
{ .compatible = "rockchip,rk3399-pmugrf", .data = ROCKCHIP_SYSCON_PMUGRF },
{ .compatible = "rockchip,rk3399-pmusgrf", .data = ROCKCHIP_SYSCON_PMUSGRF },
{ .compatible = "rockchip,rk3399-cic", .data = ROCKCHIP_SYSCON_CIC },
{ .compatible = "rockchip,rk3399-pmu", .data = ROCKCHIP_SYSCON_PMU },
{ }
};
U_BOOT_DRIVER(syscon_rk3399) = {
.name = "rk3399_syscon",
.id = UCLASS_SYSCON,
#if !CONFIG_IS_ENABLED(OF_PLATDATA)
.bind = dm_scan_fdt_dev,
#endif
.of_match = rk3399_syscon_ids,
};
#if CONFIG_IS_ENABLED(OF_PLATDATA)
static int rk3399_syscon_bind_of_platdata(struct udevice *dev)
{
dev->driver_data = dev->driver->of_match->data;
debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
return 0;
}
U_BOOT_DRIVER(rockchip_rk3399_grf) = {
.name = "rockchip_rk3399_grf",
.id = UCLASS_SYSCON,
.of_match = rk3399_syscon_ids,
.bind = rk3399_syscon_bind_of_platdata,
};
U_BOOT_DRIVER(rockchip_rk3399_pmugrf) = {
.name = "rockchip_rk3399_pmugrf",
.id = UCLASS_SYSCON,
.of_match = rk3399_syscon_ids + 1,
.bind = rk3399_syscon_bind_of_platdata,
};
U_BOOT_DRIVER(rockchip_rk3399_pmusgrf) = {
.name = "rockchip_rk3399_pmusgrf",
.id = UCLASS_SYSCON,
.of_match = rk3399_syscon_ids + 2,
.bind = rk3399_syscon_bind_of_platdata,
};
U_BOOT_DRIVER(rockchip_rk3399_cic) = {
.name = "rockchip_rk3399_cic",
.id = UCLASS_SYSCON,
.of_match = rk3399_syscon_ids + 3,
.bind = rk3399_syscon_bind_of_platdata,
};
U_BOOT_DRIVER(rockchip_rk3399_pmu) = {
.name = "rockchip_rk3399_pmu",
.id = UCLASS_SYSCON,
.of_match = rk3399_syscon_ids + 4,
.bind = rk3399_syscon_bind_of_platdata,
};
#endif