From: Kever Yang <kever.yang@rock-chips.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 5/7] sysreset: add support for rockchip rk3328 soc
Date: Fri, 17 Feb 2017 16:07:56 +0800 [thread overview]
Message-ID: <1487318878-23597-6-git-send-email-kever.yang@rock-chips.com> (raw)
In-Reply-To: <1487318878-23597-1-git-send-email-kever.yang@rock-chips.com>
Add rk3328 sysreset driver.
Signed-off-by: William Zhang <william.zhang@rock-chips.com>
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
---
drivers/sysreset/Makefile | 1 +
drivers/sysreset/sysreset_rk3328.c | 45 ++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+)
create mode 100644 drivers/sysreset/sysreset_rk3328.c
diff --git a/drivers/sysreset/Makefile b/drivers/sysreset/Makefile
index 37638a8..12cfa79 100644
--- a/drivers/sysreset/Makefile
+++ b/drivers/sysreset/Makefile
@@ -10,6 +10,7 @@ ifndef CONFIG_SPL_BUILD
obj-$(CONFIG_ROCKCHIP_RK3036) += sysreset_rk3036.o
endif
obj-$(CONFIG_ROCKCHIP_RK3288) += sysreset_rk3288.o
+obj-$(CONFIG_ROCKCHIP_RK3328) += sysreset_rk3328.o
obj-$(CONFIG_ROCKCHIP_RK3399) += sysreset_rk3399.o
obj-$(CONFIG_SANDBOX) += sysreset_sandbox.o
obj-$(CONFIG_ARCH_SNAPDRAGON) += sysreset_snapdragon.o
diff --git a/drivers/sysreset/sysreset_rk3328.c b/drivers/sysreset/sysreset_rk3328.c
new file mode 100644
index 0000000..7b22342
--- /dev/null
+++ b/drivers/sysreset/sysreset_rk3328.c
@@ -0,0 +1,45 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cru_rk3328.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+#include <dm.h>
+#include <errno.h>
+#include <linux/err.h>
+#include <sysreset.h>
+
+int rk3328_sysreset_request(struct udevice *dev, enum sysreset_t type)
+{
+ struct rk3328_cru *cru = rockchip_get_cru();
+
+ if (IS_ERR(cru))
+ return PTR_ERR(cru);
+ switch (type) {
+ case SYSRESET_WARM:
+ writel(0xeca8, &cru->glb_srst_snd_value);
+ break;
+ case SYSRESET_COLD:
+ writel(0xfdb9, &cru->glb_srst_fst_value);
+ break;
+ default:
+ return -EPROTONOSUPPORT;
+ }
+
+ return -EINPROGRESS;
+}
+
+static struct sysreset_ops rk3328_sysreset = {
+ .request = rk3328_sysreset_request,
+};
+
+U_BOOT_DRIVER(sysreset_rk3328) = {
+ .name = "rk3328_sysreset",
+ .id = UCLASS_SYSRESET,
+ .ops = &rk3328_sysreset,
+};
--
1.9.1
next prev parent reply other threads:[~2017-02-17 8:07 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-17 8:07 [U-Boot] [PATCH 0/7] add support for rk3328 SoC Kever Yang
2017-02-17 8:07 ` [U-Boot] [PATCH 1/7] arm64: dts: add support for Rockchip rk3328 soc Kever Yang
2017-02-21 18:06 ` Simon Glass
2017-02-17 8:07 ` [U-Boot] [PATCH 2/7] ARM64: rockchip: add support for rk3328 SoC Kever Yang
2017-02-21 18:06 ` Simon Glass
2017-02-17 8:07 ` [U-Boot] [PATCH 3/7] clk: rockchip: add support for rk3328 Kever Yang
2017-02-21 18:06 ` Simon Glass
2017-02-22 9:45 ` Kever Yang
2017-02-23 2:23 ` Simon Glass
2017-02-17 8:07 ` [U-Boot] [PATCH 4/7] pinctrl: " Kever Yang
2017-02-21 18:06 ` Simon Glass
2017-02-17 8:07 ` Kever Yang [this message]
2017-02-21 18:06 ` [U-Boot] [PATCH 5/7] sysreset: add support for rockchip rk3328 soc Simon Glass
2017-02-17 8:07 ` [U-Boot] [PATCH 6/7] board: rockchip: add support for rk3328 evb Kever Yang
2017-02-21 18:07 ` Simon Glass
2017-02-17 8:07 ` [U-Boot] [PATCH 7/7] config: add support for evb-rk3328 Kever Yang
2017-02-21 18:07 ` Simon Glass
2017-02-21 18:07 ` [U-Boot] [PATCH 0/7] add support for rk3328 SoC Simon Glass
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