On 7/23/19 17:23, Georgi Djakov wrote: > The Qualcomm QCS404 platform has several buses that could be controlled > and tuned according to the bandwidth demand. > > Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > Signed-off-by: Georgi Djakov <georgi.djakov@xxxxxxxxxx> > --- Hi Rob, Could you please help to review this patch? Thanks, Georgi > > v5: > - Make reg and clocks DT properties required. > - Remove the _clk suffix from clock names. > > v4: > - Add the DT header into this patch. > - Pick Bjorn's r-b. > > v3: > - Add a reg property and move the interconnect nodes under the "soc" node. > > v2: > - No changes. > > .../bindings/interconnect/qcom,qcs404.txt | 45 ++++++++++ > .../dt-bindings/interconnect/qcom,qcs404.h | 88 +++++++++++++++++++ > 2 files changed, 133 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt > create mode 100644 include/dt-bindings/interconnect/qcom,qcs404.h > > diff --git a/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt b/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt > new file mode 100644 > index 000000000000..c07d89812b73 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt > @@ -0,0 +1,45 @@ > +Qualcomm QCS404 Network-On-Chip interconnect driver binding > +----------------------------------------------------------- > + > +Required properties : > +- compatible : shall contain only one of the following: > + "qcom,qcs404-bimc" > + "qcom,qcs404-pcnoc" > + "qcom,qcs404-snoc" > +- #interconnect-cells : should contain 1 > + > +reg : specifies the physical base address and size of registers > +clocks : list of phandles and specifiers to all interconnect bus clocks > +clock-names : clock names should include both "bus" and "bus_a" > + > +Example: > + > +soc { > + ... > + bimc: interconnect@400000 { > + reg = <0x00400000 0x80000>; > + compatible = "qcom,qcs404-bimc"; > + #interconnect-cells = <1>; > + clock-names = "bus", "bus_a"; > + clocks = <&rpmcc RPM_SMD_BIMC_CLK>, > + <&rpmcc RPM_SMD_BIMC_A_CLK>; > + }; > + > + pnoc: interconnect@500000 { > + reg = <0x00500000 0x15080>; > + compatible = "qcom,qcs404-pcnoc"; > + #interconnect-cells = <1>; > + clock-names = "bus", "bus_a"; > + clocks = <&rpmcc RPM_SMD_PNOC_CLK>, > + <&rpmcc RPM_SMD_PNOC_A_CLK>; > + }; > + > + snoc: interconnect@580000 { > + reg = <0x00580000 0x23080>; > + compatible = "qcom,qcs404-snoc"; > + #interconnect-cells = <1>; > + clock-names = "bus", "bus_a"; > + clocks = <&rpmcc RPM_SMD_SNOC_CLK>, > + <&rpmcc RPM_SMD_SNOC_A_CLK>; > + }; > +}; > diff --git a/include/dt-bindings/interconnect/qcom,qcs404.h b/include/dt-bindings/interconnect/qcom,qcs404.h > new file mode 100644 > index 000000000000..960f6e39c5f2 > --- /dev/null > +++ b/include/dt-bindings/interconnect/qcom,qcs404.h > @@ -0,0 +1,88 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * Qualcomm interconnect IDs > + * > + * Copyright (c) 2019, Linaro Ltd. > + * Author: Georgi Djakov <georgi.djakov@xxxxxxxxxx> > + */ > + > +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_QCS404_H > +#define __DT_BINDINGS_INTERCONNECT_QCOM_QCS404_H > + > +#define MASTER_AMPSS_M0 0 > +#define MASTER_OXILI 1 > +#define MASTER_MDP_PORT0 2 > +#define MASTER_SNOC_BIMC_1 3 > +#define MASTER_TCU_0 4 > +#define SLAVE_EBI_CH0 5 > +#define SLAVE_BIMC_SNOC 6 > + > +#define MASTER_SPDM 0 > +#define MASTER_BLSP_1 1 > +#define MASTER_BLSP_2 2 > +#define MASTER_XI_USB_HS1 3 > +#define MASTER_CRYPT0 4 > +#define MASTER_SDCC_1 5 > +#define MASTER_SDCC_2 6 > +#define MASTER_SNOC_PCNOC 7 > +#define MASTER_QPIC 8 > +#define PCNOC_INT_0 9 > +#define PCNOC_INT_2 10 > +#define PCNOC_INT_3 11 > +#define PCNOC_S_0 12 > +#define PCNOC_S_1 13 > +#define PCNOC_S_2 14 > +#define PCNOC_S_3 15 > +#define PCNOC_S_4 16 > +#define PCNOC_S_6 17 > +#define PCNOC_S_7 18 > +#define PCNOC_S_8 19 > +#define PCNOC_S_9 20 > +#define PCNOC_S_10 21 > +#define PCNOC_S_11 22 > +#define SLAVE_SPDM 23 > +#define SLAVE_PDM 24 > +#define SLAVE_PRNG 25 > +#define SLAVE_TCSR 26 > +#define SLAVE_SNOC_CFG 27 > +#define SLAVE_MESSAGE_RAM 28 > +#define SLAVE_DISP_SS_CFG 29 > +#define SLAVE_GPU_CFG 30 > +#define SLAVE_BLSP_1 31 > +#define SLAVE_BLSP_2 32 > +#define SLAVE_TLMM_NORTH 33 > +#define SLAVE_PCIE 34 > +#define SLAVE_ETHERNET 35 > +#define SLAVE_TLMM_EAST 36 > +#define SLAVE_TCU 37 > +#define SLAVE_PMIC_ARB 38 > +#define SLAVE_SDCC_1 39 > +#define SLAVE_SDCC_2 40 > +#define SLAVE_TLMM_SOUTH 41 > +#define SLAVE_USB_HS 42 > +#define SLAVE_USB3 43 > +#define SLAVE_CRYPTO_0_CFG 44 > +#define SLAVE_PCNOC_SNOC 45 > + > +#define MASTER_QDSS_BAM 0 > +#define MASTER_BIMC_SNOC 1 > +#define MASTER_PCNOC_SNOC 2 > +#define MASTER_QDSS_ETR 3 > +#define MASTER_EMAC 4 > +#define MASTER_PCIE 5 > +#define MASTER_USB3 6 > +#define QDSS_INT 7 > +#define SNOC_INT_0 8 > +#define SNOC_INT_1 9 > +#define SNOC_INT_2 10 > +#define SLAVE_KPSS_AHB 11 > +#define SLAVE_WCSS 12 > +#define SLAVE_SNOC_BIMC_1 13 > +#define SLAVE_IMEM 14 > +#define SLAVE_SNOC_PCNOC 15 > +#define SLAVE_QDSS_STM 16 > +#define SLAVE_CATS_0 17 > +#define SLAVE_CATS_1 18 > +#define SLAVE_LPASS 19 > + > +#endif >