diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/sysreset/Makefile | 1 | ||||
| -rw-r--r-- | drivers/sysreset/sysreset_rv1108.c | 46 |
2 files changed, 47 insertions, 0 deletions
diff --git a/drivers/sysreset/Makefile b/drivers/sysreset/Makefile index 6143f94774..a5200d377d 100644 --- a/drivers/sysreset/Makefile +++ b/drivers/sysreset/Makefile @@ -17,6 +17,7 @@ obj-$(CONFIG_ROCKCHIP_RK3288) += sysreset_rk3288.o obj-$(CONFIG_ROCKCHIP_RK3328) += sysreset_rk3328.o obj-$(CONFIG_ROCKCHIP_RK3368) += sysreset_rk3368.o obj-$(CONFIG_ROCKCHIP_RK3399) += sysreset_rk3399.o +obj-$(CONFIG_ROCKCHIP_RV1108) += sysreset_rv1108.o obj-$(CONFIG_SANDBOX) += sysreset_sandbox.o obj-$(CONFIG_ARCH_SNAPDRAGON) += sysreset_snapdragon.o obj-$(CONFIG_ARCH_STI) += sysreset_sti.o diff --git a/drivers/sysreset/sysreset_rv1108.c b/drivers/sysreset/sysreset_rv1108.c new file mode 100644 index 0000000000..9d8e9f7ade --- /dev/null +++ b/drivers/sysreset/sysreset_rv1108.c @@ -0,0 +1,46 @@ +/* + * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * Author: Andy Yan <andy.yan@rock-chips.com> + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <errno.h> +#include <sysreset.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/cru_rv1108.h> +#include <asm/arch/hardware.h> +#include <linux/err.h> + +int rv1108_sysreset_request(struct udevice *dev, enum sysreset_t type) +{ + struct rv1108_cru *cru = rockchip_get_cru(); + + if (IS_ERR(cru)) + return PTR_ERR(cru); + + switch (type) { + case SYSRESET_WARM: + writel(0xeca8, &cru->glb_srst_snd_val); + break; + case SYSRESET_COLD: + writel(0xfdb9, &cru->glb_srst_fst_val); + break; + default: + return -EPROTONOSUPPORT; + } + + return -EINPROGRESS; +} + +static struct sysreset_ops rv1108_sysreset = { + .request = rv1108_sysreset_request, +}; + +U_BOOT_DRIVER(sysreset_rv1108) = { + .name = "rv1108_sysreset", + .id = UCLASS_SYSRESET, + .ops = &rv1108_sysreset, +}; |