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rockchip: arm64: rk3399: syscon addition for rk3399

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rk3399 has different syscon registers which may used in spl,
add to support rk3399 spl.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Added rockchip tag:
Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Kever Yang 2017-02-13 17:38:59 +08:00 committed by Simon Glass
parent 6657f66418
commit 2adb981207
2 changed files with 42 additions and 0 deletions
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2
arch/arm/include/asm/arch-rockchip/clock.h
View file

@ -17,6 +17,8 @@ enum {
ROCKCHIP_SYSCON_SGRF,
ROCKCHIP_SYSCON_PMU,
ROCKCHIP_SYSCON_PMUGRF,
ROCKCHIP_SYSCON_PMUSGRF,
ROCKCHIP_SYSCON_CIC,
};
/* Standard Rockchip clock numbers */

40
arch/arm/mach-rockchip/rk3399/syscon_rk3399.c
View file

@ -12,6 +12,8 @@
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 },
};
U_BOOT_DRIVER(syscon_rk3399) = {
@ -19,3 +21,41 @@ U_BOOT_DRIVER(syscon_rk3399) = {
.id = UCLASS_SYSCON,
.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,
};
#endif