* [PATCH 0/2] Add HwSpinlock support for TI K3 AM64x SoCs @ 2021-01-25 23:56 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-remoteproc, linux-arm-kernel, linux-omap, Suman Anna Hi Bjorn, The following series extends the OMAP HwSpinlock driver to enable the HwSpinlock IP present on the most recent TI K3 AM64x SoCs [1]. I will post the DT nodes once the binding is acked and merged. regards Suman [1] https://patchwork.kernel.org/project/linux-arm-kernel/cover/20210120202532.9011-1-d-gerlach@ti.com/ Suman Anna (2): dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs hwspinlock: omap: Add support for K3 AM64x SoCs .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ drivers/hwspinlock/omap_hwspinlock.c | 4 ++- 2 files changed, 29 insertions(+), 1 deletion(-) -- 2.29.2 ^ permalink raw reply [flat|nested] 14+ messages in thread
* [PATCH 0/2] Add HwSpinlock support for TI K3 AM64x SoCs @ 2021-01-25 23:56 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-omap, linux-remoteproc, linux-arm-kernel Hi Bjorn, The following series extends the OMAP HwSpinlock driver to enable the HwSpinlock IP present on the most recent TI K3 AM64x SoCs [1]. I will post the DT nodes once the binding is acked and merged. regards Suman [1] https://patchwork.kernel.org/project/linux-arm-kernel/cover/20210120202532.9011-1-d-gerlach@ti.com/ Suman Anna (2): dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs hwspinlock: omap: Add support for K3 AM64x SoCs .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ drivers/hwspinlock/omap_hwspinlock.c | 4 ++- 2 files changed, 29 insertions(+), 1 deletion(-) -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 14+ messages in thread
* [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs 2021-01-25 23:56 ` Suman Anna @ 2021-01-25 23:56 ` Suman Anna -1 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-remoteproc, linux-arm-kernel, linux-omap, Suman Anna Update the existing OMAP HwSpinlock binding to include the info for AM64x SoCs. There are some minor IP integration differences between the AM64x SoCs and the previous AM65x and J721E SoC families. A new example is also added showcasing the difference in the IP's presence on the interconnect. Signed-off-by: Suman Anna <s-anna@ti.com> --- .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml index ac35491a6f65..ac146c0d628f 100644 --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml @@ -14,6 +14,7 @@ properties: enum: - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs + - ti,am64-hwspinlock # for K3 AM64x SoCs reg: maxItems: 1 @@ -74,3 +75,28 @@ examples: }; }; }; + + - | + / { + /* K3 AM64x SoCs */ + model = "Texas Instruments K3 AM642 SoC"; + compatible = "ti,am642-evm", "ti,am642"; + #address-cells = <2>; + #size-cells = <2>; + + bus@f4000 { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ + + spinlock@2a000000 { + compatible = "ti,am64-hwspinlock"; + reg = <0x00 0x2a000000 0x00 0x1000>; + #hwlock-cells = <1>; + }; + }; + }; -- 2.29.2 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs @ 2021-01-25 23:56 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-omap, linux-remoteproc, linux-arm-kernel Update the existing OMAP HwSpinlock binding to include the info for AM64x SoCs. There are some minor IP integration differences between the AM64x SoCs and the previous AM65x and J721E SoC families. A new example is also added showcasing the difference in the IP's presence on the interconnect. Signed-off-by: Suman Anna <s-anna@ti.com> --- .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml index ac35491a6f65..ac146c0d628f 100644 --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml @@ -14,6 +14,7 @@ properties: enum: - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs + - ti,am64-hwspinlock # for K3 AM64x SoCs reg: maxItems: 1 @@ -74,3 +75,28 @@ examples: }; }; }; + + - | + / { + /* K3 AM64x SoCs */ + model = "Texas Instruments K3 AM642 SoC"; + compatible = "ti,am642-evm", "ti,am642"; + #address-cells = <2>; + #size-cells = <2>; + + bus@f4000 { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ + + spinlock@2a000000 { + compatible = "ti,am64-hwspinlock"; + reg = <0x00 0x2a000000 0x00 0x1000>; + #hwlock-cells = <1>; + }; + }; + }; -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs 2021-01-25 23:56 ` Suman Anna @ 2021-02-09 17:00 ` Rob Herring -1 siblings, 0 replies; 14+ messages in thread From: Rob Herring @ 2021-02-09 17:00 UTC (permalink / raw) To: Suman Anna Cc: Bjorn Andersson, devicetree, linux-remoteproc, linux-arm-kernel, linux-omap On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: > Update the existing OMAP HwSpinlock binding to include the info for > AM64x SoCs. There are some minor IP integration differences between > the AM64x SoCs and the previous AM65x and J721E SoC families. A new > example is also added showcasing the difference in the IP's presence > on the interconnect. > > Signed-off-by: Suman Anna <s-anna@ti.com> > --- > .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > index ac35491a6f65..ac146c0d628f 100644 > --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > @@ -14,6 +14,7 @@ properties: > enum: > - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs > - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs > + - ti,am64-hwspinlock # for K3 AM64x SoCs > > reg: > maxItems: 1 > @@ -74,3 +75,28 @@ examples: > }; > }; > }; > + > + - | > + / { > + /* K3 AM64x SoCs */ > + model = "Texas Instruments K3 AM642 SoC"; > + compatible = "ti,am642-evm", "ti,am642"; > + #address-cells = <2>; > + #size-cells = <2>; > + > + bus@f4000 { > + compatible = "simple-bus"; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ > + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ > + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ > + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ > + > + spinlock@2a000000 { Why are you doing the whole hierarchy here? Don't do that. In any case, a new compatible doesn't warrant a whole new example, so drop the example. > + compatible = "ti,am64-hwspinlock"; > + reg = <0x00 0x2a000000 0x00 0x1000>; > + #hwlock-cells = <1>; > + }; > + }; > + }; > -- > 2.29.2 > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs @ 2021-02-09 17:00 ` Rob Herring 0 siblings, 0 replies; 14+ messages in thread From: Rob Herring @ 2021-02-09 17:00 UTC (permalink / raw) To: Suman Anna Cc: devicetree, linux-omap, linux-remoteproc, linux-arm-kernel, Bjorn Andersson On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: > Update the existing OMAP HwSpinlock binding to include the info for > AM64x SoCs. There are some minor IP integration differences between > the AM64x SoCs and the previous AM65x and J721E SoC families. A new > example is also added showcasing the difference in the IP's presence > on the interconnect. > > Signed-off-by: Suman Anna <s-anna@ti.com> > --- > .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > index ac35491a6f65..ac146c0d628f 100644 > --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > @@ -14,6 +14,7 @@ properties: > enum: > - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs > - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs > + - ti,am64-hwspinlock # for K3 AM64x SoCs > > reg: > maxItems: 1 > @@ -74,3 +75,28 @@ examples: > }; > }; > }; > + > + - | > + / { > + /* K3 AM64x SoCs */ > + model = "Texas Instruments K3 AM642 SoC"; > + compatible = "ti,am642-evm", "ti,am642"; > + #address-cells = <2>; > + #size-cells = <2>; > + > + bus@f4000 { > + compatible = "simple-bus"; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ > + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ > + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ > + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ > + > + spinlock@2a000000 { Why are you doing the whole hierarchy here? Don't do that. In any case, a new compatible doesn't warrant a whole new example, so drop the example. > + compatible = "ti,am64-hwspinlock"; > + reg = <0x00 0x2a000000 0x00 0x1000>; > + #hwlock-cells = <1>; > + }; > + }; > + }; > -- > 2.29.2 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs 2021-02-09 17:00 ` Rob Herring @ 2021-02-09 17:09 ` Suman Anna -1 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-02-09 17:09 UTC (permalink / raw) To: Rob Herring Cc: Bjorn Andersson, devicetree, linux-remoteproc, linux-arm-kernel, linux-omap Hi Rob, On 2/9/21 11:00 AM, Rob Herring wrote: > On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: >> Update the existing OMAP HwSpinlock binding to include the info for >> AM64x SoCs. There are some minor IP integration differences between >> the AM64x SoCs and the previous AM65x and J721E SoC families. A new >> example is also added showcasing the difference in the IP's presence >> on the interconnect. >> >> Signed-off-by: Suman Anna <s-anna@ti.com> >> --- >> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ >> 1 file changed, 26 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> index ac35491a6f65..ac146c0d628f 100644 >> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> @@ -14,6 +14,7 @@ properties: >> enum: >> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs >> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs >> + - ti,am64-hwspinlock # for K3 AM64x SoCs >> >> reg: >> maxItems: 1 >> @@ -74,3 +75,28 @@ examples: >> }; >> }; >> }; >> + >> + - | >> + / { >> + /* K3 AM64x SoCs */ >> + model = "Texas Instruments K3 AM642 SoC"; >> + compatible = "ti,am642-evm", "ti,am642"; >> + #address-cells = <2>; >> + #size-cells = <2>; >> + >> + bus@f4000 { >> + compatible = "simple-bus"; >> + #address-cells = <2>; >> + #size-cells = <2>; >> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ >> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ >> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ >> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ >> + >> + spinlock@2a000000 { > > Why are you doing the whole hierarchy here? Don't do that. I added it because it's integration is slightly different and to help our downstream consumers. > > In any case, a new compatible doesn't warrant a whole new example, so > drop the example. Yeah ok, will drop the example. regards Suman > >> + compatible = "ti,am64-hwspinlock"; >> + reg = <0x00 0x2a000000 0x00 0x1000>; >> + #hwlock-cells = <1>; >> + }; >> + }; >> + }; >> -- >> 2.29.2 >> ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs @ 2021-02-09 17:09 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-02-09 17:09 UTC (permalink / raw) To: Rob Herring Cc: devicetree, linux-omap, linux-remoteproc, linux-arm-kernel, Bjorn Andersson Hi Rob, On 2/9/21 11:00 AM, Rob Herring wrote: > On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: >> Update the existing OMAP HwSpinlock binding to include the info for >> AM64x SoCs. There are some minor IP integration differences between >> the AM64x SoCs and the previous AM65x and J721E SoC families. A new >> example is also added showcasing the difference in the IP's presence >> on the interconnect. >> >> Signed-off-by: Suman Anna <s-anna@ti.com> >> --- >> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ >> 1 file changed, 26 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> index ac35491a6f65..ac146c0d628f 100644 >> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >> @@ -14,6 +14,7 @@ properties: >> enum: >> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs >> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs >> + - ti,am64-hwspinlock # for K3 AM64x SoCs >> >> reg: >> maxItems: 1 >> @@ -74,3 +75,28 @@ examples: >> }; >> }; >> }; >> + >> + - | >> + / { >> + /* K3 AM64x SoCs */ >> + model = "Texas Instruments K3 AM642 SoC"; >> + compatible = "ti,am642-evm", "ti,am642"; >> + #address-cells = <2>; >> + #size-cells = <2>; >> + >> + bus@f4000 { >> + compatible = "simple-bus"; >> + #address-cells = <2>; >> + #size-cells = <2>; >> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ >> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ >> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ >> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ >> + >> + spinlock@2a000000 { > > Why are you doing the whole hierarchy here? Don't do that. I added it because it's integration is slightly different and to help our downstream consumers. > > In any case, a new compatible doesn't warrant a whole new example, so > drop the example. Yeah ok, will drop the example. regards Suman > >> + compatible = "ti,am64-hwspinlock"; >> + reg = <0x00 0x2a000000 0x00 0x1000>; >> + #hwlock-cells = <1>; >> + }; >> + }; >> + }; >> -- >> 2.29.2 >> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs 2021-02-09 17:09 ` Suman Anna @ 2021-02-09 17:19 ` Bjorn Andersson -1 siblings, 0 replies; 14+ messages in thread From: Bjorn Andersson @ 2021-02-09 17:19 UTC (permalink / raw) To: Suman Anna Cc: Rob Herring, devicetree, linux-remoteproc, linux-arm-kernel, linux-omap On Tue 09 Feb 11:09 CST 2021, Suman Anna wrote: > Hi Rob, > > On 2/9/21 11:00 AM, Rob Herring wrote: > > On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: > >> Update the existing OMAP HwSpinlock binding to include the info for > >> AM64x SoCs. There are some minor IP integration differences between > >> the AM64x SoCs and the previous AM65x and J721E SoC families. A new > >> example is also added showcasing the difference in the IP's presence > >> on the interconnect. > >> > >> Signed-off-by: Suman Anna <s-anna@ti.com> > >> --- > >> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ > >> 1 file changed, 26 insertions(+) > >> > >> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> index ac35491a6f65..ac146c0d628f 100644 > >> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> @@ -14,6 +14,7 @@ properties: > >> enum: > >> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs > >> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs > >> + - ti,am64-hwspinlock # for K3 AM64x SoCs > >> > >> reg: > >> maxItems: 1 > >> @@ -74,3 +75,28 @@ examples: > >> }; > >> }; > >> }; > >> + > >> + - | > >> + / { > >> + /* K3 AM64x SoCs */ > >> + model = "Texas Instruments K3 AM642 SoC"; > >> + compatible = "ti,am642-evm", "ti,am642"; > >> + #address-cells = <2>; > >> + #size-cells = <2>; > >> + > >> + bus@f4000 { > >> + compatible = "simple-bus"; > >> + #address-cells = <2>; > >> + #size-cells = <2>; > >> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ > >> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ > >> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ > >> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ > >> + > >> + spinlock@2a000000 { > > > > Why are you doing the whole hierarchy here? Don't do that. > > I added it because it's integration is slightly different and to help our > downstream consumers. > > > > > In any case, a new compatible doesn't warrant a whole new example, so > > drop the example. > > Yeah ok, will drop the example. > I was just waiting for my build test to pass before pushing this and a few other patches out, will drop the example from the patch here. No need to resend. Thanks, Bjorn > regards > Suman > > > > >> + compatible = "ti,am64-hwspinlock"; > >> + reg = <0x00 0x2a000000 0x00 0x1000>; > >> + #hwlock-cells = <1>; > >> + }; > >> + }; > >> + }; > >> -- > >> 2.29.2 > >> > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs @ 2021-02-09 17:19 ` Bjorn Andersson 0 siblings, 0 replies; 14+ messages in thread From: Bjorn Andersson @ 2021-02-09 17:19 UTC (permalink / raw) To: Suman Anna Cc: Rob Herring, linux-omap, linux-remoteproc, linux-arm-kernel, devicetree On Tue 09 Feb 11:09 CST 2021, Suman Anna wrote: > Hi Rob, > > On 2/9/21 11:00 AM, Rob Herring wrote: > > On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: > >> Update the existing OMAP HwSpinlock binding to include the info for > >> AM64x SoCs. There are some minor IP integration differences between > >> the AM64x SoCs and the previous AM65x and J721E SoC families. A new > >> example is also added showcasing the difference in the IP's presence > >> on the interconnect. > >> > >> Signed-off-by: Suman Anna <s-anna@ti.com> > >> --- > >> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ > >> 1 file changed, 26 insertions(+) > >> > >> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> index ac35491a6f65..ac146c0d628f 100644 > >> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml > >> @@ -14,6 +14,7 @@ properties: > >> enum: > >> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs > >> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs > >> + - ti,am64-hwspinlock # for K3 AM64x SoCs > >> > >> reg: > >> maxItems: 1 > >> @@ -74,3 +75,28 @@ examples: > >> }; > >> }; > >> }; > >> + > >> + - | > >> + / { > >> + /* K3 AM64x SoCs */ > >> + model = "Texas Instruments K3 AM642 SoC"; > >> + compatible = "ti,am642-evm", "ti,am642"; > >> + #address-cells = <2>; > >> + #size-cells = <2>; > >> + > >> + bus@f4000 { > >> + compatible = "simple-bus"; > >> + #address-cells = <2>; > >> + #size-cells = <2>; > >> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ > >> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ > >> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ > >> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ > >> + > >> + spinlock@2a000000 { > > > > Why are you doing the whole hierarchy here? Don't do that. > > I added it because it's integration is slightly different and to help our > downstream consumers. > > > > > In any case, a new compatible doesn't warrant a whole new example, so > > drop the example. > > Yeah ok, will drop the example. > I was just waiting for my build test to pass before pushing this and a few other patches out, will drop the example from the patch here. No need to resend. Thanks, Bjorn > regards > Suman > > > > >> + compatible = "ti,am64-hwspinlock"; > >> + reg = <0x00 0x2a000000 0x00 0x1000>; > >> + #hwlock-cells = <1>; > >> + }; > >> + }; > >> + }; > >> -- > >> 2.29.2 > >> > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs 2021-02-09 17:19 ` Bjorn Andersson @ 2021-02-09 17:25 ` Suman Anna -1 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-02-09 17:25 UTC (permalink / raw) To: Bjorn Andersson Cc: Rob Herring, devicetree, linux-remoteproc, linux-arm-kernel, linux-omap On 2/9/21 11:19 AM, Bjorn Andersson wrote: > On Tue 09 Feb 11:09 CST 2021, Suman Anna wrote: > >> Hi Rob, >> >> On 2/9/21 11:00 AM, Rob Herring wrote: >>> On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: >>>> Update the existing OMAP HwSpinlock binding to include the info for >>>> AM64x SoCs. There are some minor IP integration differences between >>>> the AM64x SoCs and the previous AM65x and J721E SoC families. A new >>>> example is also added showcasing the difference in the IP's presence >>>> on the interconnect. >>>> >>>> Signed-off-by: Suman Anna <s-anna@ti.com> >>>> --- >>>> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ >>>> 1 file changed, 26 insertions(+) >>>> >>>> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> index ac35491a6f65..ac146c0d628f 100644 >>>> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> @@ -14,6 +14,7 @@ properties: >>>> enum: >>>> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs >>>> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs >>>> + - ti,am64-hwspinlock # for K3 AM64x SoCs >>>> >>>> reg: >>>> maxItems: 1 >>>> @@ -74,3 +75,28 @@ examples: >>>> }; >>>> }; >>>> }; >>>> + >>>> + - | >>>> + / { >>>> + /* K3 AM64x SoCs */ >>>> + model = "Texas Instruments K3 AM642 SoC"; >>>> + compatible = "ti,am642-evm", "ti,am642"; >>>> + #address-cells = <2>; >>>> + #size-cells = <2>; >>>> + >>>> + bus@f4000 { >>>> + compatible = "simple-bus"; >>>> + #address-cells = <2>; >>>> + #size-cells = <2>; >>>> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ >>>> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ >>>> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ >>>> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ >>>> + >>>> + spinlock@2a000000 { >>> >>> Why are you doing the whole hierarchy here? Don't do that. >> >> I added it because it's integration is slightly different and to help our >> downstream consumers. >> >>> >>> In any case, a new compatible doesn't warrant a whole new example, so >>> drop the example. >> >> Yeah ok, will drop the example. >> > > I was just waiting for my build test to pass before pushing this and a > few other patches out, will drop the example from the patch here. No > need to resend. Oops, didn't see this message in time. I have just posted my v2, and you can pick that up directly as I had to remove the last line from the patch description too. Thanks, Suman > > Thanks, > Bjorn > >> regards >> Suman >> >>> >>>> + compatible = "ti,am64-hwspinlock"; >>>> + reg = <0x00 0x2a000000 0x00 0x1000>; >>>> + #hwlock-cells = <1>; >>>> + }; >>>> + }; >>>> + }; >>>> -- >>>> 2.29.2 >>>> >> ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs @ 2021-02-09 17:25 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-02-09 17:25 UTC (permalink / raw) To: Bjorn Andersson Cc: Rob Herring, linux-omap, linux-remoteproc, linux-arm-kernel, devicetree On 2/9/21 11:19 AM, Bjorn Andersson wrote: > On Tue 09 Feb 11:09 CST 2021, Suman Anna wrote: > >> Hi Rob, >> >> On 2/9/21 11:00 AM, Rob Herring wrote: >>> On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote: >>>> Update the existing OMAP HwSpinlock binding to include the info for >>>> AM64x SoCs. There are some minor IP integration differences between >>>> the AM64x SoCs and the previous AM65x and J721E SoC families. A new >>>> example is also added showcasing the difference in the IP's presence >>>> on the interconnect. >>>> >>>> Signed-off-by: Suman Anna <s-anna@ti.com> >>>> --- >>>> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++ >>>> 1 file changed, 26 insertions(+) >>>> >>>> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> index ac35491a6f65..ac146c0d628f 100644 >>>> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml >>>> @@ -14,6 +14,7 @@ properties: >>>> enum: >>>> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs >>>> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs >>>> + - ti,am64-hwspinlock # for K3 AM64x SoCs >>>> >>>> reg: >>>> maxItems: 1 >>>> @@ -74,3 +75,28 @@ examples: >>>> }; >>>> }; >>>> }; >>>> + >>>> + - | >>>> + / { >>>> + /* K3 AM64x SoCs */ >>>> + model = "Texas Instruments K3 AM642 SoC"; >>>> + compatible = "ti,am642-evm", "ti,am642"; >>>> + #address-cells = <2>; >>>> + #size-cells = <2>; >>>> + >>>> + bus@f4000 { >>>> + compatible = "simple-bus"; >>>> + #address-cells = <2>; >>>> + #size-cells = <2>; >>>> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */ >>>> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */ >>>> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */ >>>> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */ >>>> + >>>> + spinlock@2a000000 { >>> >>> Why are you doing the whole hierarchy here? Don't do that. >> >> I added it because it's integration is slightly different and to help our >> downstream consumers. >> >>> >>> In any case, a new compatible doesn't warrant a whole new example, so >>> drop the example. >> >> Yeah ok, will drop the example. >> > > I was just waiting for my build test to pass before pushing this and a > few other patches out, will drop the example from the patch here. No > need to resend. Oops, didn't see this message in time. I have just posted my v2, and you can pick that up directly as I had to remove the last line from the patch description too. Thanks, Suman > > Thanks, > Bjorn > >> regards >> Suman >> >>> >>>> + compatible = "ti,am64-hwspinlock"; >>>> + reg = <0x00 0x2a000000 0x00 0x1000>; >>>> + #hwlock-cells = <1>; >>>> + }; >>>> + }; >>>> + }; >>>> -- >>>> 2.29.2 >>>> >> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 14+ messages in thread
* [PATCH 2/2] hwspinlock: omap: Add support for K3 AM64x SoCs 2021-01-25 23:56 ` Suman Anna @ 2021-01-25 23:56 ` Suman Anna -1 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-remoteproc, linux-arm-kernel, linux-omap, Suman Anna The AM64x SoC contains a HwSpinlock IP instance in the MAIN domain, and is a minor variant of the IP on the current TI K3 SoCs such as AM64x, J721E or J7200 SoCs. The IP is not built with the K3 safety feature in hardware, and has slightly different integration into the overall SoC. Add the support for this IP through a new compatible. Signed-off-by: Suman Anna <s-anna@ti.com> --- drivers/hwspinlock/omap_hwspinlock.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/hwspinlock/omap_hwspinlock.c b/drivers/hwspinlock/omap_hwspinlock.c index 3b05560456ea..65dbf1ae3aa7 100644 --- a/drivers/hwspinlock/omap_hwspinlock.c +++ b/drivers/hwspinlock/omap_hwspinlock.c @@ -2,11 +2,12 @@ /* * OMAP hardware spinlock driver * - * Copyright (C) 2010-2015 Texas Instruments Incorporated - http://www.ti.com + * Copyright (C) 2010-2021 Texas Instruments Incorporated - https://www.ti.com * * Contact: Simon Que <sque@ti.com> * Hari Kanigeri <h-kanigeri2@ti.com> * Ohad Ben-Cohen <ohad@wizery.com> + * Suman Anna <s-anna@ti.com> */ #include <linux/kernel.h> @@ -165,6 +166,7 @@ static int omap_hwspinlock_remove(struct platform_device *pdev) static const struct of_device_id omap_hwspinlock_of_match[] = { { .compatible = "ti,omap4-hwspinlock", }, { .compatible = "ti,am654-hwspinlock", }, + { .compatible = "ti,am64-hwspinlock", }, { /* end */ }, }; MODULE_DEVICE_TABLE(of, omap_hwspinlock_of_match); -- 2.29.2 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* [PATCH 2/2] hwspinlock: omap: Add support for K3 AM64x SoCs @ 2021-01-25 23:56 ` Suman Anna 0 siblings, 0 replies; 14+ messages in thread From: Suman Anna @ 2021-01-25 23:56 UTC (permalink / raw) To: Bjorn Andersson, Rob Herring Cc: devicetree, linux-omap, linux-remoteproc, linux-arm-kernel The AM64x SoC contains a HwSpinlock IP instance in the MAIN domain, and is a minor variant of the IP on the current TI K3 SoCs such as AM64x, J721E or J7200 SoCs. The IP is not built with the K3 safety feature in hardware, and has slightly different integration into the overall SoC. Add the support for this IP through a new compatible. Signed-off-by: Suman Anna <s-anna@ti.com> --- drivers/hwspinlock/omap_hwspinlock.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/hwspinlock/omap_hwspinlock.c b/drivers/hwspinlock/omap_hwspinlock.c index 3b05560456ea..65dbf1ae3aa7 100644 --- a/drivers/hwspinlock/omap_hwspinlock.c +++ b/drivers/hwspinlock/omap_hwspinlock.c @@ -2,11 +2,12 @@ /* * OMAP hardware spinlock driver * - * Copyright (C) 2010-2015 Texas Instruments Incorporated - http://www.ti.com + * Copyright (C) 2010-2021 Texas Instruments Incorporated - https://www.ti.com * * Contact: Simon Que <sque@ti.com> * Hari Kanigeri <h-kanigeri2@ti.com> * Ohad Ben-Cohen <ohad@wizery.com> + * Suman Anna <s-anna@ti.com> */ #include <linux/kernel.h> @@ -165,6 +166,7 @@ static int omap_hwspinlock_remove(struct platform_device *pdev) static const struct of_device_id omap_hwspinlock_of_match[] = { { .compatible = "ti,omap4-hwspinlock", }, { .compatible = "ti,am654-hwspinlock", }, + { .compatible = "ti,am64-hwspinlock", }, { /* end */ }, }; MODULE_DEVICE_TABLE(of, omap_hwspinlock_of_match); -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 14+ messages in thread
end of thread, other threads:[~2021-02-09 17:26 UTC | newest] Thread overview: 14+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2021-01-25 23:56 [PATCH 0/2] Add HwSpinlock support for TI K3 AM64x SoCs Suman Anna 2021-01-25 23:56 ` Suman Anna 2021-01-25 23:56 ` [PATCH 1/2] dt-bindings: hwlock: Update OMAP HwSpinlock binding for " Suman Anna 2021-01-25 23:56 ` Suman Anna 2021-02-09 17:00 ` Rob Herring 2021-02-09 17:00 ` Rob Herring 2021-02-09 17:09 ` Suman Anna 2021-02-09 17:09 ` Suman Anna 2021-02-09 17:19 ` Bjorn Andersson 2021-02-09 17:19 ` Bjorn Andersson 2021-02-09 17:25 ` Suman Anna 2021-02-09 17:25 ` Suman Anna 2021-01-25 23:56 ` [PATCH 2/2] hwspinlock: omap: Add support for K3 " Suman Anna 2021-01-25 23:56 ` Suman Anna
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