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| author | Odelu Kukatla <okukatla@codeaurora.org> | 2021-10-21 16:10:56 +0530 |
|---|---|---|
| committer | Georgi Djakov <djakov@kernel.org> | 2021-11-22 16:57:22 +0200 |
| commit | 6a61d1d1491eea268c07c5a623b08d6d1d7ec237 (patch) | |
| tree | 9dc9590389c88bb20e53e5c514ca238997800a2a /drivers/interconnect | |
| parent | 3b47746cd787d7130dda700e96a4503f7f315cbd (diff) | |
| download | lwn-6a61d1d1491eea268c07c5a623b08d6d1d7ec237.tar.gz lwn-6a61d1d1491eea268c07c5a623b08d6d1d7ec237.zip | |
interconnect: qcom: Add EPSS L3 support on SC7280
Add Epoch Subsystem (EPSS) L3 interconnect provider support on
SC7280 SoCs.
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1634812857-10676-3-git-send-email-okukatla@codeaurora.org
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Diffstat (limited to 'drivers/interconnect')
| -rw-r--r-- | drivers/interconnect/qcom/osm-l3.c | 20 | ||||
| -rw-r--r-- | drivers/interconnect/qcom/sc7280.h | 2 |
2 files changed, 21 insertions, 1 deletions
diff --git a/drivers/interconnect/qcom/osm-l3.c b/drivers/interconnect/qcom/osm-l3.c index c7af143980de..eec13099a6a3 100644 --- a/drivers/interconnect/qcom/osm-l3.c +++ b/drivers/interconnect/qcom/osm-l3.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright (c) 2020, The Linux Foundation. All rights reserved. + * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. */ #include <linux/bitfield.h> @@ -15,6 +15,7 @@ #include <dt-bindings/interconnect/qcom,osm-l3.h> #include "sc7180.h" +#include "sc7280.h" #include "sc8180x.h" #include "sdm845.h" #include "sm8150.h" @@ -114,6 +115,22 @@ static const struct qcom_osm_l3_desc sc7180_icc_osm_l3 = { .reg_perf_state = OSM_REG_PERF_STATE, }; +DEFINE_QNODE(sc7280_epss_apps_l3, SC7280_MASTER_EPSS_L3_APPS, 32, SC7280_SLAVE_EPSS_L3); +DEFINE_QNODE(sc7280_epss_l3, SC7280_SLAVE_EPSS_L3, 32); + +static const struct qcom_osm_l3_node *sc7280_epss_l3_nodes[] = { + [MASTER_EPSS_L3_APPS] = &sc7280_epss_apps_l3, + [SLAVE_EPSS_L3_SHARED] = &sc7280_epss_l3, +}; + +static const struct qcom_osm_l3_desc sc7280_icc_epss_l3 = { + .nodes = sc7280_epss_l3_nodes, + .num_nodes = ARRAY_SIZE(sc7280_epss_l3_nodes), + .lut_row_size = EPSS_LUT_ROW_SIZE, + .reg_freq_lut = EPSS_REG_FREQ_LUT, + .reg_perf_state = EPSS_REG_PERF_STATE, +}; + DEFINE_QNODE(sc8180x_osm_apps_l3, SC8180X_MASTER_OSM_L3_APPS, 32, SC8180X_SLAVE_OSM_L3); DEFINE_QNODE(sc8180x_osm_l3, SC8180X_SLAVE_OSM_L3, 32); @@ -326,6 +343,7 @@ err: static const struct of_device_id osm_l3_of_match[] = { { .compatible = "qcom,sc7180-osm-l3", .data = &sc7180_icc_osm_l3 }, + { .compatible = "qcom,sc7280-epss-l3", .data = &sc7280_icc_epss_l3 }, { .compatible = "qcom,sdm845-osm-l3", .data = &sdm845_icc_osm_l3 }, { .compatible = "qcom,sm8150-osm-l3", .data = &sm8150_icc_osm_l3 }, { .compatible = "qcom,sc8180x-osm-l3", .data = &sc8180x_icc_osm_l3 }, diff --git a/drivers/interconnect/qcom/sc7280.h b/drivers/interconnect/qcom/sc7280.h index 175e400305c5..1fb9839b2c14 100644 --- a/drivers/interconnect/qcom/sc7280.h +++ b/drivers/interconnect/qcom/sc7280.h @@ -150,5 +150,7 @@ #define SC7280_SLAVE_PCIE_1 139 #define SC7280_SLAVE_QDSS_STM 140 #define SC7280_SLAVE_TCU 141 +#define SC7280_MASTER_EPSS_L3_APPS 142 +#define SC7280_SLAVE_EPSS_L3 143 #endif |