Hi,
* Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> [180116 09:52]:
> On Mon, 2018-01-15 at 17:11 -0800, Tony Lindgren wrote:
> > +Example:
> > +
> > + prcm: prcm@200000 {
> > + compatible = "ti,am3-prcm", "simple-bus";
> > + reg = <0x200000 0x4000>;
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + ranges = <0 0x200000 0x4000>;
> > +
> > + prm_gfx: prm@1100 {
> > + compatible = "simple-bus";
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + ranges = <0 0x1100 0x100>;
> > +
> > + gfx_rstctrl: rstctrl@4 {
> ,->
> > + | reg = <0x4 0x4>;
> > + | #reset-cells = <1>;
> > + `-- compatible = "ti,rstctrl";
>
> Looks good to me. Can I move the compatible property when applying?
Oops, here's a better version. I also left out the "prcm" part as
at some point that should have just ranges instead of both reg and
ranges that it currently has.
Regards,
Tony
8< -----------------------
>From tony Mon Sep 17 00:00:00 2001
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Mon, 15 Jan 2018 15:25:54 -0800
Subject: [PATCHv2] reset: ti-rstctrl: use the reset-simple driver
We can support the RSTCTRL reset registers on many TI SoCs with
reset-simple.
Cc: Dave Gerlach <d-gerlach@xxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Nishant Menon <nm@xxxxxx>
Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Suman Anna <s-anna@xxxxxx>
Cc: Tero Kristo <t-kristo@xxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
.../devicetree/bindings/reset/ti-rstctrl.txt | 20 ++++++++++++++++++++
drivers/reset/Kconfig | 2 +-
drivers/reset/reset-simple.c | 1 +
3 files changed, 22 insertions(+), 1 deletion(-)
create mode 100644 Documentation/devicetree/bindings/reset/ti-rstctrl.txt
diff --git a/Documentation/devicetree/bindings/reset/ti-rstctrl.txt b/Documentation/devicetree/bindings/reset/ti-rstctrl.txt
new file mode 100644
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/ti-rstctrl.txt
@@ -0,0 +1,20 @@
+TI RSTCTRL Reset Controller
+
+Required properties:
+- compatible : "ti,rstctrl"
+- reg : Should contain 1 register ranges(address and length)
+- #reset-cells: 1
+
+Example:
+ prm_gfx: prm@1100 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x1100 0x100>;
+
+ gfx_rstctrl: rstctrl@4 {
+ compatible = "ti,rstctrl";
+ reg = <0x4 0x4>;
+ #reset-cells = <1>;
+ };
+ };
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -83,7 +83,7 @@ config RESET_PISTACHIO
config RESET_SIMPLE
bool "Simple Reset Controller Driver" if COMPILE_TEST
- default ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX
+ default ARCH_OMAP2PLUS || ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX
help
This enables a simple reset controller driver for reset lines that
that can be asserted and deasserted by toggling bits in a contiguous,
diff --git a/drivers/reset/reset-simple.c b/drivers/reset/reset-simple.c
--- a/drivers/reset/reset-simple.c
+++ b/drivers/reset/reset-simple.c
@@ -123,6 +123,7 @@ static const struct of_device_id reset_simple_dt_ids[] = {
{ .compatible = "st,stm32-rcc", },
{ .compatible = "allwinner,sun6i-a31-clock-reset",
.data = &reset_simple_active_low },
+ { .compatible = "ti,rstctrl", },
{ .compatible = "zte,zx296718-reset",
.data = &reset_simple_active_low },
{ /* sentinel */ },
--
2.15.0
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