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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Copyright (C) 2018-2020 Linaro Ltd
- * Author: Georgi Djakov <georgi.djakov@linaro.org>
- */
- #include <linux/clk.h>
- #include <linux/device.h>
- #include <linux/interconnect-provider.h>
- #include <linux/io.h>
- #include <linux/module.h>
- #include <linux/platform_device.h>
- #include <linux/of_device.h>
- #include <dt-bindings/interconnect/qcom,msm8916.h>
- #include "smd-rpm.h"
- #define RPM_BUS_MASTER_REQ 0x73616d62
- #define RPM_BUS_SLAVE_REQ 0x766c7362
- enum {
- MSM8916_BIMC_SNOC_MAS = 1,
- MSM8916_BIMC_SNOC_SLV,
- MSM8916_MASTER_AMPSS_M0,
- MSM8916_MASTER_LPASS,
- MSM8916_MASTER_BLSP_1,
- MSM8916_MASTER_DEHR,
- MSM8916_MASTER_GRAPHICS_3D,
- MSM8916_MASTER_JPEG,
- MSM8916_MASTER_MDP_PORT0,
- MSM8916_MASTER_CRYPTO_CORE0,
- MSM8916_MASTER_SDCC_1,
- MSM8916_MASTER_SDCC_2,
- MSM8916_MASTER_QDSS_BAM,
- MSM8916_MASTER_QDSS_ETR,
- MSM8916_MASTER_SNOC_CFG,
- MSM8916_MASTER_SPDM,
- MSM8916_MASTER_TCU0,
- MSM8916_MASTER_TCU1,
- MSM8916_MASTER_USB_HS,
- MSM8916_MASTER_VFE,
- MSM8916_MASTER_VIDEO_P0,
- MSM8916_SNOC_MM_INT_0,
- MSM8916_SNOC_MM_INT_1,
- MSM8916_SNOC_MM_INT_2,
- MSM8916_SNOC_MM_INT_BIMC,
- MSM8916_PNOC_INT_0,
- MSM8916_PNOC_INT_1,
- MSM8916_PNOC_MAS_0,
- MSM8916_PNOC_MAS_1,
- MSM8916_PNOC_SLV_0,
- MSM8916_PNOC_SLV_1,
- MSM8916_PNOC_SLV_2,
- MSM8916_PNOC_SLV_3,
- MSM8916_PNOC_SLV_4,
- MSM8916_PNOC_SLV_8,
- MSM8916_PNOC_SLV_9,
- MSM8916_PNOC_SNOC_MAS,
- MSM8916_PNOC_SNOC_SLV,
- MSM8916_SNOC_QDSS_INT,
- MSM8916_SLAVE_AMPSS_L2,
- MSM8916_SLAVE_APSS,
- MSM8916_SLAVE_LPASS,
- MSM8916_SLAVE_BIMC_CFG,
- MSM8916_SLAVE_BLSP_1,
- MSM8916_SLAVE_BOOT_ROM,
- MSM8916_SLAVE_CAMERA_CFG,
- MSM8916_SLAVE_CATS_128,
- MSM8916_SLAVE_OCMEM_64,
- MSM8916_SLAVE_CLK_CTL,
- MSM8916_SLAVE_CRYPTO_0_CFG,
- MSM8916_SLAVE_DEHR_CFG,
- MSM8916_SLAVE_DISPLAY_CFG,
- MSM8916_SLAVE_EBI_CH0,
- MSM8916_SLAVE_GRAPHICS_3D_CFG,
- MSM8916_SLAVE_IMEM_CFG,
- MSM8916_SLAVE_IMEM,
- MSM8916_SLAVE_MPM,
- MSM8916_SLAVE_MSG_RAM,
- MSM8916_SLAVE_MSS,
- MSM8916_SLAVE_PDM,
- MSM8916_SLAVE_PMIC_ARB,
- MSM8916_SLAVE_PNOC_CFG,
- MSM8916_SLAVE_PRNG,
- MSM8916_SLAVE_QDSS_CFG,
- MSM8916_SLAVE_QDSS_STM,
- MSM8916_SLAVE_RBCPR_CFG,
- MSM8916_SLAVE_SDCC_1,
- MSM8916_SLAVE_SDCC_2,
- MSM8916_SLAVE_SECURITY,
- MSM8916_SLAVE_SNOC_CFG,
- MSM8916_SLAVE_SPDM,
- MSM8916_SLAVE_SRVC_SNOC,
- MSM8916_SLAVE_TCSR,
- MSM8916_SLAVE_TLMM,
- MSM8916_SLAVE_USB_HS,
- MSM8916_SLAVE_VENUS_CFG,
- MSM8916_SNOC_BIMC_0_MAS,
- MSM8916_SNOC_BIMC_0_SLV,
- MSM8916_SNOC_BIMC_1_MAS,
- MSM8916_SNOC_BIMC_1_SLV,
- MSM8916_SNOC_INT_0,
- MSM8916_SNOC_INT_1,
- MSM8916_SNOC_INT_BIMC,
- MSM8916_SNOC_PNOC_MAS,
- MSM8916_SNOC_PNOC_SLV,
- };
- #define to_msm8916_provider(_provider) \
- container_of(_provider, struct msm8916_icc_provider, provider)
- static const struct clk_bulk_data msm8916_bus_clocks[] = {
- { .id = "bus" },
- { .id = "bus_a" },
- };
- /**
- * struct msm8916_icc_provider - Qualcomm specific interconnect provider
- * @provider: generic interconnect provider
- * @bus_clks: the clk_bulk_data table of bus clocks
- * @num_clks: the total number of clk_bulk_data entries
- */
- struct msm8916_icc_provider {
- struct icc_provider provider;
- struct clk_bulk_data *bus_clks;
- int num_clks;
- };
- #define MSM8916_MAX_LINKS 8
- /**
- * struct msm8916_icc_node - Qualcomm specific interconnect nodes
- * @name: the node name used in debugfs
- * @id: a unique node identifier
- * @links: an array of nodes where we can go next while traversing
- * @num_links: the total number of @links
- * @buswidth: width of the interconnect between a node and the bus (bytes)
- * @mas_rpm_id: RPM ID for devices that are bus masters
- * @slv_rpm_id: RPM ID for devices that are bus slaves
- * @rate: current bus clock rate in Hz
- */
- struct msm8916_icc_node {
- unsigned char *name;
- u16 id;
- u16 links[MSM8916_MAX_LINKS];
- u16 num_links;
- u16 buswidth;
- int mas_rpm_id;
- int slv_rpm_id;
- u64 rate;
- };
- struct msm8916_icc_desc {
- struct msm8916_icc_node **nodes;
- size_t num_nodes;
- };
- #define DEFINE_QNODE(_name, _id, _buswidth, _mas_rpm_id, _slv_rpm_id, \
- ...) \
- static struct msm8916_icc_node _name = { \
- .name = #_name, \
- .id = _id, \
- .buswidth = _buswidth, \
- .mas_rpm_id = _mas_rpm_id, \
- .slv_rpm_id = _slv_rpm_id, \
- .num_links = ARRAY_SIZE(((int[]){ __VA_ARGS__ })), \
- .links = { __VA_ARGS__ }, \
- }
- DEFINE_QNODE(bimc_snoc_mas, MSM8916_BIMC_SNOC_MAS, 8, -1, -1, MSM8916_BIMC_SNOC_SLV);
- DEFINE_QNODE(bimc_snoc_slv, MSM8916_BIMC_SNOC_SLV, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_1);
- DEFINE_QNODE(mas_apss, MSM8916_MASTER_AMPSS_M0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2);
- DEFINE_QNODE(mas_audio, MSM8916_MASTER_LPASS, 4, -1, -1, MSM8916_PNOC_MAS_0);
- DEFINE_QNODE(mas_blsp_1, MSM8916_MASTER_BLSP_1, 4, -1, -1, MSM8916_PNOC_MAS_1);
- DEFINE_QNODE(mas_dehr, MSM8916_MASTER_DEHR, 4, -1, -1, MSM8916_PNOC_MAS_0);
- DEFINE_QNODE(mas_gfx, MSM8916_MASTER_GRAPHICS_3D, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2);
- DEFINE_QNODE(mas_jpeg, MSM8916_MASTER_JPEG, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2);
- DEFINE_QNODE(mas_mdp, MSM8916_MASTER_MDP_PORT0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2);
- DEFINE_QNODE(mas_pcnoc_crypto_0, MSM8916_MASTER_CRYPTO_CORE0, 8, -1, -1, MSM8916_PNOC_INT_1);
- DEFINE_QNODE(mas_pcnoc_sdcc_1, MSM8916_MASTER_SDCC_1, 8, -1, -1, MSM8916_PNOC_INT_1);
- DEFINE_QNODE(mas_pcnoc_sdcc_2, MSM8916_MASTER_SDCC_2, 8, -1, -1, MSM8916_PNOC_INT_1);
- DEFINE_QNODE(mas_qdss_bam, MSM8916_MASTER_QDSS_BAM, 8, -1, -1, MSM8916_SNOC_QDSS_INT);
- DEFINE_QNODE(mas_qdss_etr, MSM8916_MASTER_QDSS_ETR, 8, -1, -1, MSM8916_SNOC_QDSS_INT);
- DEFINE_QNODE(mas_snoc_cfg, MSM8916_MASTER_SNOC_CFG, 4, -1, -1, MSM8916_SNOC_QDSS_INT);
- DEFINE_QNODE(mas_spdm, MSM8916_MASTER_SPDM, 4, -1, -1, MSM8916_PNOC_MAS_0);
- DEFINE_QNODE(mas_tcu0, MSM8916_MASTER_TCU0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2);
- DEFINE_QNODE(mas_tcu1, MSM8916_MASTER_TCU1, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2);
- DEFINE_QNODE(mas_usb_hs, MSM8916_MASTER_USB_HS, 4, -1, -1, MSM8916_PNOC_MAS_1);
- DEFINE_QNODE(mas_vfe, MSM8916_MASTER_VFE, 16, -1, -1, MSM8916_SNOC_MM_INT_1, MSM8916_SNOC_MM_INT_2);
- DEFINE_QNODE(mas_video, MSM8916_MASTER_VIDEO_P0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2);
- DEFINE_QNODE(mm_int_0, MSM8916_SNOC_MM_INT_0, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC);
- DEFINE_QNODE(mm_int_1, MSM8916_SNOC_MM_INT_1, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC);
- DEFINE_QNODE(mm_int_2, MSM8916_SNOC_MM_INT_2, 16, -1, -1, MSM8916_SNOC_INT_0);
- DEFINE_QNODE(mm_int_bimc, MSM8916_SNOC_MM_INT_BIMC, 16, -1, -1, MSM8916_SNOC_BIMC_1_MAS);
- DEFINE_QNODE(pcnoc_int_0, MSM8916_PNOC_INT_0, 8, -1, -1, MSM8916_PNOC_SNOC_MAS, MSM8916_PNOC_SLV_0, MSM8916_PNOC_SLV_1, MSM8916_PNOC_SLV_2, MSM8916_PNOC_SLV_3, MSM8916_PNOC_SLV_4, MSM8916_PNOC_SLV_8, MSM8916_PNOC_SLV_9);
- DEFINE_QNODE(pcnoc_int_1, MSM8916_PNOC_INT_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS);
- DEFINE_QNODE(pcnoc_m_0, MSM8916_PNOC_MAS_0, 8, -1, -1, MSM8916_PNOC_INT_0);
- DEFINE_QNODE(pcnoc_m_1, MSM8916_PNOC_MAS_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS);
- DEFINE_QNODE(pcnoc_s_0, MSM8916_PNOC_SLV_0, 4, -1, -1, MSM8916_SLAVE_CLK_CTL, MSM8916_SLAVE_TLMM, MSM8916_SLAVE_TCSR, MSM8916_SLAVE_SECURITY, MSM8916_SLAVE_MSS);
- DEFINE_QNODE(pcnoc_s_1, MSM8916_PNOC_SLV_1, 4, -1, -1, MSM8916_SLAVE_IMEM_CFG, MSM8916_SLAVE_CRYPTO_0_CFG, MSM8916_SLAVE_MSG_RAM, MSM8916_SLAVE_PDM, MSM8916_SLAVE_PRNG);
- DEFINE_QNODE(pcnoc_s_2, MSM8916_PNOC_SLV_2, 4, -1, -1, MSM8916_SLAVE_SPDM, MSM8916_SLAVE_BOOT_ROM, MSM8916_SLAVE_BIMC_CFG, MSM8916_SLAVE_PNOC_CFG, MSM8916_SLAVE_PMIC_ARB);
- DEFINE_QNODE(pcnoc_s_3, MSM8916_PNOC_SLV_3, 4, -1, -1, MSM8916_SLAVE_MPM, MSM8916_SLAVE_SNOC_CFG, MSM8916_SLAVE_RBCPR_CFG, MSM8916_SLAVE_QDSS_CFG, MSM8916_SLAVE_DEHR_CFG);
- DEFINE_QNODE(pcnoc_s_4, MSM8916_PNOC_SLV_4, 4, -1, -1, MSM8916_SLAVE_VENUS_CFG, MSM8916_SLAVE_CAMERA_CFG, MSM8916_SLAVE_DISPLAY_CFG);
- DEFINE_QNODE(pcnoc_s_8, MSM8916_PNOC_SLV_8, 4, -1, -1, MSM8916_SLAVE_USB_HS, MSM8916_SLAVE_SDCC_1, MSM8916_SLAVE_BLSP_1);
- DEFINE_QNODE(pcnoc_s_9, MSM8916_PNOC_SLV_9, 4, -1, -1, MSM8916_SLAVE_SDCC_2, MSM8916_SLAVE_LPASS, MSM8916_SLAVE_GRAPHICS_3D_CFG);
- DEFINE_QNODE(pcnoc_snoc_mas, MSM8916_PNOC_SNOC_MAS, 8, 29, -1, MSM8916_PNOC_SNOC_SLV);
- DEFINE_QNODE(pcnoc_snoc_slv, MSM8916_PNOC_SNOC_SLV, 8, -1, 45, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC, MSM8916_SNOC_INT_1);
- DEFINE_QNODE(qdss_int, MSM8916_SNOC_QDSS_INT, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC);
- DEFINE_QNODE(slv_apps_l2, MSM8916_SLAVE_AMPSS_L2, 8, -1, -1, 0);
- DEFINE_QNODE(slv_apss, MSM8916_SLAVE_APSS, 4, -1, -1, 0);
- DEFINE_QNODE(slv_audio, MSM8916_SLAVE_LPASS, 4, -1, -1, 0);
- DEFINE_QNODE(slv_bimc_cfg, MSM8916_SLAVE_BIMC_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_blsp_1, MSM8916_SLAVE_BLSP_1, 4, -1, -1, 0);
- DEFINE_QNODE(slv_boot_rom, MSM8916_SLAVE_BOOT_ROM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_camera_cfg, MSM8916_SLAVE_CAMERA_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_cats_0, MSM8916_SLAVE_CATS_128, 16, -1, -1, 0);
- DEFINE_QNODE(slv_cats_1, MSM8916_SLAVE_OCMEM_64, 8, -1, -1, 0);
- DEFINE_QNODE(slv_clk_ctl, MSM8916_SLAVE_CLK_CTL, 4, -1, -1, 0);
- DEFINE_QNODE(slv_crypto_0_cfg, MSM8916_SLAVE_CRYPTO_0_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_dehr_cfg, MSM8916_SLAVE_DEHR_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_display_cfg, MSM8916_SLAVE_DISPLAY_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_ebi_ch0, MSM8916_SLAVE_EBI_CH0, 8, -1, 0, 0);
- DEFINE_QNODE(slv_gfx_cfg, MSM8916_SLAVE_GRAPHICS_3D_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_imem_cfg, MSM8916_SLAVE_IMEM_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_imem, MSM8916_SLAVE_IMEM, 8, -1, 26, 0);
- DEFINE_QNODE(slv_mpm, MSM8916_SLAVE_MPM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_msg_ram, MSM8916_SLAVE_MSG_RAM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_mss, MSM8916_SLAVE_MSS, 4, -1, -1, 0);
- DEFINE_QNODE(slv_pdm, MSM8916_SLAVE_PDM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_pmic_arb, MSM8916_SLAVE_PMIC_ARB, 4, -1, -1, 0);
- DEFINE_QNODE(slv_pcnoc_cfg, MSM8916_SLAVE_PNOC_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_prng, MSM8916_SLAVE_PRNG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_qdss_cfg, MSM8916_SLAVE_QDSS_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_qdss_stm, MSM8916_SLAVE_QDSS_STM, 4, -1, 30, 0);
- DEFINE_QNODE(slv_rbcpr_cfg, MSM8916_SLAVE_RBCPR_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_sdcc_1, MSM8916_SLAVE_SDCC_1, 4, -1, -1, 0);
- DEFINE_QNODE(slv_sdcc_2, MSM8916_SLAVE_SDCC_2, 4, -1, -1, 0);
- DEFINE_QNODE(slv_security, MSM8916_SLAVE_SECURITY, 4, -1, -1, 0);
- DEFINE_QNODE(slv_snoc_cfg, MSM8916_SLAVE_SNOC_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(slv_spdm, MSM8916_SLAVE_SPDM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_srvc_snoc, MSM8916_SLAVE_SRVC_SNOC, 8, -1, -1, 0);
- DEFINE_QNODE(slv_tcsr, MSM8916_SLAVE_TCSR, 4, -1, -1, 0);
- DEFINE_QNODE(slv_tlmm, MSM8916_SLAVE_TLMM, 4, -1, -1, 0);
- DEFINE_QNODE(slv_usb_hs, MSM8916_SLAVE_USB_HS, 4, -1, -1, 0);
- DEFINE_QNODE(slv_venus_cfg, MSM8916_SLAVE_VENUS_CFG, 4, -1, -1, 0);
- DEFINE_QNODE(snoc_bimc_0_mas, MSM8916_SNOC_BIMC_0_MAS, 8, 3, -1, MSM8916_SNOC_BIMC_0_SLV);
- DEFINE_QNODE(snoc_bimc_0_slv, MSM8916_SNOC_BIMC_0_SLV, 8, -1, 24, MSM8916_SLAVE_EBI_CH0);
- DEFINE_QNODE(snoc_bimc_1_mas, MSM8916_SNOC_BIMC_1_MAS, 16, -1, -1, MSM8916_SNOC_BIMC_1_SLV);
- DEFINE_QNODE(snoc_bimc_1_slv, MSM8916_SNOC_BIMC_1_SLV, 8, -1, -1, MSM8916_SLAVE_EBI_CH0);
- DEFINE_QNODE(snoc_int_0, MSM8916_SNOC_INT_0, 8, 99, 130, MSM8916_SLAVE_QDSS_STM, MSM8916_SLAVE_IMEM, MSM8916_SNOC_PNOC_MAS);
- DEFINE_QNODE(snoc_int_1, MSM8916_SNOC_INT_1, 8, -1, -1, MSM8916_SLAVE_APSS, MSM8916_SLAVE_CATS_128, MSM8916_SLAVE_OCMEM_64);
- DEFINE_QNODE(snoc_int_bimc, MSM8916_SNOC_INT_BIMC, 8, 101, 132, MSM8916_SNOC_BIMC_0_MAS);
- DEFINE_QNODE(snoc_pcnoc_mas, MSM8916_SNOC_PNOC_MAS, 8, -1, -1, MSM8916_SNOC_PNOC_SLV);
- DEFINE_QNODE(snoc_pcnoc_slv, MSM8916_SNOC_PNOC_SLV, 8, -1, -1, MSM8916_PNOC_INT_0);
- static struct msm8916_icc_node *msm8916_snoc_nodes[] = {
- [BIMC_SNOC_SLV] = &bimc_snoc_slv,
- [MASTER_JPEG] = &mas_jpeg,
- [MASTER_MDP_PORT0] = &mas_mdp,
- [MASTER_QDSS_BAM] = &mas_qdss_bam,
- [MASTER_QDSS_ETR] = &mas_qdss_etr,
- [MASTER_SNOC_CFG] = &mas_snoc_cfg,
- [MASTER_VFE] = &mas_vfe,
- [MASTER_VIDEO_P0] = &mas_video,
- [SNOC_MM_INT_0] = &mm_int_0,
- [SNOC_MM_INT_1] = &mm_int_1,
- [SNOC_MM_INT_2] = &mm_int_2,
- [SNOC_MM_INT_BIMC] = &mm_int_bimc,
- [PCNOC_SNOC_SLV] = &pcnoc_snoc_slv,
- [SLAVE_APSS] = &slv_apss,
- [SLAVE_CATS_128] = &slv_cats_0,
- [SLAVE_OCMEM_64] = &slv_cats_1,
- [SLAVE_IMEM] = &slv_imem,
- [SLAVE_QDSS_STM] = &slv_qdss_stm,
- [SLAVE_SRVC_SNOC] = &slv_srvc_snoc,
- [SNOC_BIMC_0_MAS] = &snoc_bimc_0_mas,
- [SNOC_BIMC_1_MAS] = &snoc_bimc_1_mas,
- [SNOC_INT_0] = &snoc_int_0,
- [SNOC_INT_1] = &snoc_int_1,
- [SNOC_INT_BIMC] = &snoc_int_bimc,
- [SNOC_PCNOC_MAS] = &snoc_pcnoc_mas,
- [SNOC_QDSS_INT] = &qdss_int,
- };
- static struct msm8916_icc_desc msm8916_snoc = {
- .nodes = msm8916_snoc_nodes,
- .num_nodes = ARRAY_SIZE(msm8916_snoc_nodes),
- };
- static struct msm8916_icc_node *msm8916_bimc_nodes[] = {
- [BIMC_SNOC_MAS] = &bimc_snoc_mas,
- [MASTER_AMPSS_M0] = &mas_apss,
- [MASTER_GRAPHICS_3D] = &mas_gfx,
- [MASTER_TCU0] = &mas_tcu0,
- [MASTER_TCU1] = &mas_tcu1,
- [SLAVE_AMPSS_L2] = &slv_apps_l2,
- [SLAVE_EBI_CH0] = &slv_ebi_ch0,
- [SNOC_BIMC_0_SLV] = &snoc_bimc_0_slv,
- [SNOC_BIMC_1_SLV] = &snoc_bimc_1_slv,
- };
- static struct msm8916_icc_desc msm8916_bimc = {
- .nodes = msm8916_bimc_nodes,
- .num_nodes = ARRAY_SIZE(msm8916_bimc_nodes),
- };
- static struct msm8916_icc_node *msm8916_pcnoc_nodes[] = {
- [MASTER_BLSP_1] = &mas_blsp_1,
- [MASTER_DEHR] = &mas_dehr,
- [MASTER_LPASS] = &mas_audio,
- [MASTER_CRYPTO_CORE0] = &mas_pcnoc_crypto_0,
- [MASTER_SDCC_1] = &mas_pcnoc_sdcc_1,
- [MASTER_SDCC_2] = &mas_pcnoc_sdcc_2,
- [MASTER_SPDM] = &mas_spdm,
- [MASTER_USB_HS] = &mas_usb_hs,
- [PCNOC_INT_0] = &pcnoc_int_0,
- [PCNOC_INT_1] = &pcnoc_int_1,
- [PCNOC_MAS_0] = &pcnoc_m_0,
- [PCNOC_MAS_1] = &pcnoc_m_1,
- [PCNOC_SLV_0] = &pcnoc_s_0,
- [PCNOC_SLV_1] = &pcnoc_s_1,
- [PCNOC_SLV_2] = &pcnoc_s_2,
- [PCNOC_SLV_3] = &pcnoc_s_3,
- [PCNOC_SLV_4] = &pcnoc_s_4,
- [PCNOC_SLV_8] = &pcnoc_s_8,
- [PCNOC_SLV_9] = &pcnoc_s_9,
- [PCNOC_SNOC_MAS] = &pcnoc_snoc_mas,
- [SLAVE_BIMC_CFG] = &slv_bimc_cfg,
- [SLAVE_BLSP_1] = &slv_blsp_1,
- [SLAVE_BOOT_ROM] = &slv_boot_rom,
- [SLAVE_CAMERA_CFG] = &slv_camera_cfg,
- [SLAVE_CLK_CTL] = &slv_clk_ctl,
- [SLAVE_CRYPTO_0_CFG] = &slv_crypto_0_cfg,
- [SLAVE_DEHR_CFG] = &slv_dehr_cfg,
- [SLAVE_DISPLAY_CFG] = &slv_display_cfg,
- [SLAVE_GRAPHICS_3D_CFG] = &slv_gfx_cfg,
- [SLAVE_IMEM_CFG] = &slv_imem_cfg,
- [SLAVE_LPASS] = &slv_audio,
- [SLAVE_MPM] = &slv_mpm,
- [SLAVE_MSG_RAM] = &slv_msg_ram,
- [SLAVE_MSS] = &slv_mss,
- [SLAVE_PDM] = &slv_pdm,
- [SLAVE_PMIC_ARB] = &slv_pmic_arb,
- [SLAVE_PCNOC_CFG] = &slv_pcnoc_cfg,
- [SLAVE_PRNG] = &slv_prng,
- [SLAVE_QDSS_CFG] = &slv_qdss_cfg,
- [SLAVE_RBCPR_CFG] = &slv_rbcpr_cfg,
- [SLAVE_SDCC_1] = &slv_sdcc_1,
- [SLAVE_SDCC_2] = &slv_sdcc_2,
- [SLAVE_SECURITY] = &slv_security,
- [SLAVE_SNOC_CFG] = &slv_snoc_cfg,
- [SLAVE_SPDM] = &slv_spdm,
- [SLAVE_TCSR] = &slv_tcsr,
- [SLAVE_TLMM] = &slv_tlmm,
- [SLAVE_USB_HS] = &slv_usb_hs,
- [SLAVE_VENUS_CFG] = &slv_venus_cfg,
- [SNOC_PCNOC_SLV] = &snoc_pcnoc_slv,
- };
- static struct msm8916_icc_desc msm8916_pcnoc = {
- .nodes = msm8916_pcnoc_nodes,
- .num_nodes = ARRAY_SIZE(msm8916_pcnoc_nodes),
- };
- static int msm8916_icc_set(struct icc_node *src, struct icc_node *dst)
- {
- struct msm8916_icc_provider *qp;
- struct msm8916_icc_node *qn;
- u64 sum_bw, max_peak_bw, rate;
- u32 agg_avg = 0, agg_peak = 0;
- struct icc_provider *provider;
- struct icc_node *n;
- int ret, i;
- qn = src->data;
- provider = src->provider;
- qp = to_msm8916_provider(provider);
- list_for_each_entry(n, &provider->nodes, node_list)
- provider->aggregate(n, 0, n->avg_bw, n->peak_bw,
- &agg_avg, &agg_peak);
- sum_bw = icc_units_to_bps(agg_avg);
- max_peak_bw = icc_units_to_bps(agg_peak);
- /* send bandwidth request message to the RPM processor */
- if (qn->mas_rpm_id != -1) {
- ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE,
- RPM_BUS_MASTER_REQ,
- qn->mas_rpm_id,
- sum_bw);
- if (ret) {
- pr_err("qcom_icc_rpm_smd_send mas %d error %d\n",
- qn->mas_rpm_id, ret);
- return ret;
- }
- }
- if (qn->slv_rpm_id != -1) {
- ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE,
- RPM_BUS_SLAVE_REQ,
- qn->slv_rpm_id,
- sum_bw);
- if (ret) {
- pr_err("qcom_icc_rpm_smd_send slv error %d\n",
- ret);
- return ret;
- }
- }
- rate = max(sum_bw, max_peak_bw);
- do_div(rate, qn->buswidth);
- if (qn->rate == rate)
- return 0;
- for (i = 0; i < qp->num_clks; i++) {
- ret = clk_set_rate(qp->bus_clks[i].clk, rate);
- if (ret) {
- pr_err("%s clk_set_rate error: %d\n",
- qp->bus_clks[i].id, ret);
- return ret;
- }
- }
- qn->rate = rate;
- return 0;
- }
- static int msm8916_qnoc_probe(struct platform_device *pdev)
- {
- const struct msm8916_icc_desc *desc;
- struct msm8916_icc_node **qnodes;
- struct msm8916_icc_provider *qp;
- struct device *dev = &pdev->dev;
- struct icc_onecell_data *data;
- struct icc_provider *provider;
- struct icc_node *node;
- size_t num_nodes, i;
- int ret;
- /* wait for the RPM proxy */
- if (!qcom_icc_rpm_smd_available())
- return -EPROBE_DEFER;
- desc = of_device_get_match_data(dev);
- if (!desc)
- return -EINVAL;
- qnodes = desc->nodes;
- num_nodes = desc->num_nodes;
- qp = devm_kzalloc(dev, sizeof(*qp), GFP_KERNEL);
- if (!qp)
- return -ENOMEM;
- data = devm_kzalloc(dev, struct_size(data, nodes, num_nodes),
- GFP_KERNEL);
- if (!data)
- return -ENOMEM;
- qp->bus_clks = devm_kmemdup(dev, msm8916_bus_clocks,
- sizeof(msm8916_bus_clocks), GFP_KERNEL);
- if (!qp->bus_clks)
- return -ENOMEM;
- qp->num_clks = ARRAY_SIZE(msm8916_bus_clocks);
- ret = devm_clk_bulk_get(dev, qp->num_clks, qp->bus_clks);
- if (ret)
- return ret;
- ret = clk_bulk_prepare_enable(qp->num_clks, qp->bus_clks);
- if (ret)
- return ret;
- provider = &qp->provider;
- INIT_LIST_HEAD(&provider->nodes);
- provider->dev = dev;
- provider->set = msm8916_icc_set;
- provider->aggregate = icc_std_aggregate;
- provider->xlate = of_icc_xlate_onecell;
- provider->data = data;
- ret = icc_provider_add(provider);
- if (ret) {
- dev_err(dev, "error adding interconnect provider: %d\n", ret);
- clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);
- return ret;
- }
- for (i = 0; i < num_nodes; i++) {
- size_t j;
- node = icc_node_create(qnodes[i]->id);
- if (IS_ERR(node)) {
- ret = PTR_ERR(node);
- goto err;
- }
- node->name = qnodes[i]->name;
- node->data = qnodes[i];
- icc_node_add(node, provider);
- for (j = 0; j < qnodes[i]->num_links; j++)
- icc_link_create(node, qnodes[i]->links[j]);
- data->nodes[i] = node;
- }
- data->num_nodes = num_nodes;
- platform_set_drvdata(pdev, qp);
- return 0;
- err:
- icc_nodes_remove(provider);
- icc_provider_del(provider);
- clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);
- return ret;
- }
- static int msm8916_qnoc_remove(struct platform_device *pdev)
- {
- struct msm8916_icc_provider *qp = platform_get_drvdata(pdev);
- icc_nodes_remove(&qp->provider);
- clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);
- return icc_provider_del(&qp->provider);
- }
- static const struct of_device_id msm8916_noc_of_match[] = {
- { .compatible = "qcom,msm8916-bimc", .data = &msm8916_bimc },
- { .compatible = "qcom,msm8916-pcnoc", .data = &msm8916_pcnoc },
- { .compatible = "qcom,msm8916-snoc", .data = &msm8916_snoc },
- { }
- };
- MODULE_DEVICE_TABLE(of, msm8916_noc_of_match);
- static struct platform_driver msm8916_noc_driver = {
- .probe = msm8916_qnoc_probe,
- .remove = msm8916_qnoc_remove,
- .driver = {
- .name = "qnoc-msm8916",
- .of_match_table = msm8916_noc_of_match,
- },
- };
- module_platform_driver(msm8916_noc_driver);
- MODULE_AUTHOR("Georgi Djakov <georgi.djakov@linaro.org>");
- MODULE_DESCRIPTION("Qualcomm MSM8916 NoC driver");
- MODULE_LICENSE("GPL v2");
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