Re: [PATCH v2 2/7] dt-bindings: remoteproc: qcom: Add clock bindings for Q6V5
From: Sibi Sankar <hidden>
Date: 2018-12-19 07:04:59
Also in:
linux-arm-msm, linux-remoteproc, lkml
Hi Rob, Thanks for the review! On 2018-12-18 22:57, Rob Herring wrote:
On Mon, Dec 17, 2018 at 03:37:19PM +0530, Sibi Sankar wrote:quoted
Add missing clock bindings for Q6V5 MSS on SDM845 SoCs. Signed-off-by: Sibi Sankar <redacted> --- .../devicetree/bindings/remoteproc/qcom,q6v5.txt | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)diff --gita/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt index 9ff5b0309417..780adc043b37 100644--- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt@@ -39,13 +39,17 @@ on the Qualcomm Hexagon core. - clocks: Usage: required Value type: <phandle> - Definition: reference to the iface, bus and mem clocks to be held on - behalf of the booting of the Hexagon core + Definition: reference to the list of 4 clocks for the modemsub-system + reference to the list of 8 clocks for the modem sub-system + on SDM845 SoCs - clock-names: Usage: required Value type: <stringlist> - Definition: must be "iface", "bus", "mem" + Definition: must be "iface", "bus", "mem", "xo" for the modem sub-system + must be "iface", "bus", "mem", "gpll0_mss", "snoc_axi", + "mnoc_axi", "prng", "xo" for the modem sub-system on SDM845 + SoCsThis seems to me a list of all clocks you need enabled, not what clocks actually go to the modem. Specifically, shouldn't the *noc_axi clocks be managed by the interconnect driver?
clocks = ...,
<&gcc GCC_MSS_SNOC_AXI_CLK>,
<&gcc GCC_MSS_MFAB_AXIS_CLK>,
...;
clock-names = ..., "snoc_axi", "mnoc_axi",...;
snoc_axi and mnoc_axi maps to above GCC clks and
both of them fall under the MSS functional group
Rob
-- -- Sibi Sankar -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.