Re: [v7 3/3] arm64: dts: qcom: sc7280: Add EPSS L3 interconnect provider

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 2021-09-15 10:35, okukatla@xxxxxxxxxxxxxx wrote:
On 2021-09-04 00:36, Stephen Boyd wrote:
Quoting Odelu Kukatla (2021-08-20 04:23:41)
Add Epoch Subsystem (EPSS) L3 interconnect provider node on SC7280
SoCs.

Signed-off-by: Odelu Kukatla <okukatla@xxxxxxxxxxxxxx>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 53a21d0..cf59b47 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -1848,6 +1848,17 @@
                        };
                };

+               epss_l3: interconnect@18590000 {
+                       compatible = "qcom,sc7280-epss-l3";
+                       reg = <0 0x18590000 0 1000>,

Is this supposed to be 0x1000?

No, This is 1000 or 0x3E8.
We have mapped only required registers for L3 scaling, 1000/0x3E8 is suffice. But i will update it to 0x1000 in next revision so that entire clock domain region-0 is mapped.
+                             <0 0x18591000 0 0x100>,
+                             <0 0x18592000 0 0x100>,
+                             <0 0x18593000 0 0x100>;
+ clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_GPLL0>;
+                       clock-names = "xo", "alternate";
+                       #interconnect-cells = <1>;
+               };
+
                cpufreq_hw: cpufreq@18591000 {
                        compatible = "qcom,cpufreq-epss";
                        reg = <0 0x18591100 0 0x900>,
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux