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-rw-r--r--Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml20
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml24
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml12
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml1
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,qcs404-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sc7180-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sc8180x-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sc8280xp-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sdx55-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sm6115-pas.yaml39
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sm6350-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sm8150-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sm8350-pas.yaml3
-rw-r--r--Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml1
-rw-r--r--drivers/remoteproc/imx_dsp_rproc.c3
-rw-r--r--drivers/remoteproc/imx_rproc.c73
-rw-r--r--drivers/remoteproc/imx_rproc.h2
-rw-r--r--drivers/remoteproc/omap_remoteproc.c3
-rw-r--r--drivers/remoteproc/pru_rproc.c25
-rw-r--r--drivers/remoteproc/qcom_common.c21
-rw-r--r--drivers/remoteproc/qcom_q6v5_adsp.c26
-rw-r--r--drivers/remoteproc/qcom_q6v5_mss.c87
-rw-r--r--drivers/remoteproc/qcom_q6v5_pas.c102
-rw-r--r--drivers/remoteproc/qcom_q6v5_wcss.c3
-rw-r--r--drivers/remoteproc/qcom_sysmon.c1
-rw-r--r--drivers/remoteproc/qcom_wcnss.c30
-rw-r--r--drivers/remoteproc/qcom_wcnss_iris.c1
-rw-r--r--drivers/remoteproc/rcar_rproc.c3
-rw-r--r--drivers/remoteproc/remoteproc_coredump.c2
-rw-r--r--drivers/remoteproc/remoteproc_internal.h4
-rw-r--r--drivers/remoteproc/st_slim_rproc.c1
-rw-r--r--drivers/remoteproc/stm32_rproc.c16
-rw-r--r--drivers/remoteproc/ti_k3_dsp_remoteproc.c2
-rw-r--r--drivers/remoteproc/ti_k3_r5_remoteproc.c3
-rw-r--r--drivers/remoteproc/wkup_m3_rproc.c2
-rw-r--r--include/linux/remoteproc.h4
36 files changed, 362 insertions, 173 deletions
diff --git a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
index 0c3910f152d1..30632efdad8b 100644
--- a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
@@ -20,7 +20,9 @@ properties:
- fsl,imx7ulp-cm4
- fsl,imx8mm-cm4
- fsl,imx8mn-cm7
+ - fsl,imx8mn-cm7-mmio
- fsl,imx8mp-cm7
+ - fsl,imx8mp-cm7-mmio
- fsl,imx8mq-cm4
- fsl,imx8qm-cm4
- fsl,imx8qxp-cm4
@@ -70,6 +72,11 @@ properties:
description:
Specify CPU entry address for SCU enabled processor.
+ fsl,iomuxc-gpr:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ Phandle to IOMUXC GPR block which provide access to CM7 CPUWAIT bit.
+
fsl,resource-id:
$ref: /schemas/types.yaml#/definitions/uint32
description:
@@ -79,6 +86,19 @@ properties:
required:
- compatible
+allOf:
+ - if:
+ properties:
+ compatible:
+ not:
+ contains:
+ enum:
+ - fsl,imx8mn-cm7-mmio
+ - fsl,imx8mp-cm7-mmio
+ then:
+ properties:
+ fsl,iomuxc-gpr: false
+
additionalProperties: false
examples:
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml
index 643ee787a81f..a2b0079de039 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml
@@ -26,6 +26,7 @@ properties:
- qcom,sdm660-adsp-pas
- qcom,sdm845-adsp-pas
- qcom,sdm845-cdsp-pas
+ - qcom,sdm845-slpi-pas
reg:
maxItems: 1
@@ -44,8 +45,13 @@ properties:
maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
+ firmware-name:
+ maxItems: 1
+ description: Firmware name for the Hexagon core
+
required:
- compatible
+ - memory-region
unevaluatedProperties: false
@@ -63,6 +69,7 @@ allOf:
- qcom,msm8998-adsp-pas
- qcom,sdm845-adsp-pas
- qcom,sdm845-cdsp-pas
+ - qcom,sdm845-slpi-pas
then:
properties:
clocks:
@@ -104,6 +111,7 @@ allOf:
- qcom,msm8998-slpi-pas
- qcom,sdm845-adsp-pas
- qcom,sdm845-cdsp-pas
+ - qcom,sdm845-slpi-pas
then:
properties:
interrupts:
@@ -160,6 +168,22 @@ allOf:
- if:
properties:
compatible:
+ enum:
+ - qcom,sdm845-slpi-pas
+ then:
+ properties:
+ power-domains:
+ items:
+ - description: LCX power domain
+ - description: LMX power domain
+ power-domain-names:
+ items:
+ - const: lcx
+ - const: lmx
+
+ - if:
+ properties:
+ compatible:
contains:
enum:
- qcom,msm8226-adsp-pil
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml
index c1ac6ca1e759..0643faae2c39 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml
@@ -19,6 +19,7 @@ properties:
enum:
- qcom,msm8996-mss-pil
- qcom,msm8998-mss-pil
+ - qcom,sdm660-mss-pil
- qcom,sdm845-mss-pil
reg:
@@ -215,13 +216,12 @@ allOf:
- description: GCC MSS IFACE clock
- description: GCC MSS BUS clock
- description: GCC MSS MEM clock
- - description: RPMH XO clock
+ - description: RPM XO clock
- description: GCC MSS GPLL0 clock
- description: GCC MSS SNOC_AXI clock
- description: GCC MSS MNOC_AXI clock
- - description: RPMH PNOC clock
- - description: GCC MSS PRNG clock
- - description: RPMH QDSS clock
+ - description: RPM PNOC clock
+ - description: RPM QDSS clock
clock-names:
items:
- const: iface
@@ -245,7 +245,9 @@ allOf:
- if:
properties:
compatible:
- const: qcom,msm8998-mss-pil
+ enum:
+ - qcom,msm8998-mss-pil
+ - qcom,sdm660-mss-pil
then:
properties:
clocks:
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml
index 171ef85de193..63a82e7a8bf8 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,pas-common.yaml
@@ -82,7 +82,6 @@ required:
- clock-names
- interrupts
- interrupt-names
- - memory-region
- qcom,smem-states
- qcom,smem-state-names
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-pas.yaml
index 5efa0e5c0439..eb868a7ff4cd 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-pas.yaml
@@ -42,7 +42,7 @@ properties:
smd-edge: false
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
firmware-name:
@@ -52,6 +52,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-pas.yaml
index 5cefd2c58593..689d5d535331 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-pas.yaml
@@ -51,7 +51,7 @@ properties:
- const: mss
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
qcom,qmp:
@@ -67,6 +67,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc8180x-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc8180x-pas.yaml
index c1f8dd8d0e4c..4744a37b2b5d 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sc8180x-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc8180x-pas.yaml
@@ -38,7 +38,7 @@ properties:
smd-edge: false
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
firmware-name:
@@ -48,6 +48,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc8280xp-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc8280xp-pas.yaml
index f6fbc531dc28..96d53baf6e00 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sc8280xp-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc8280xp-pas.yaml
@@ -38,7 +38,7 @@ properties:
smd-edge: false
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
firmware-name:
@@ -48,6 +48,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sdx55-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sdx55-pas.yaml
index c66e298462c7..5d463272165f 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sdx55-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sdx55-pas.yaml
@@ -46,7 +46,7 @@ properties:
- const: mss
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
qcom,qmp:
@@ -62,6 +62,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm6115-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm6115-pas.yaml
index f5d1fa9f45f1..028287235912 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sm6115-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm6115-pas.yaml
@@ -15,10 +15,19 @@ description:
properties:
compatible:
- enum:
- - qcom,sm6115-adsp-pas
- - qcom,sm6115-cdsp-pas
- - qcom,sm6115-mpss-pas
+ oneOf:
+ - enum:
+ - qcom,sm6115-adsp-pas
+ - qcom,sm6115-cdsp-pas
+ - qcom,sm6115-mpss-pas
+
+ - items:
+ - const: qcom,qcm2290-adsp-pas
+ - const: qcom,sm6115-adsp-pas
+
+ - items:
+ - const: qcom,qcm2290-mpss-pas
+ - const: qcom,sm6115-mpss-pas
reg:
maxItems: 1
@@ -32,7 +41,7 @@ properties:
- const: xo
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
smd-edge: false
@@ -44,15 +53,17 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
- if:
properties:
compatible:
- enum:
- - qcom,sm6115-adsp-pas
- - qcom,sm6115-cdsp-pas
+ contains:
+ enum:
+ - qcom,sm6115-adsp-pas
+ - qcom,sm6115-cdsp-pas
then:
properties:
interrupts:
@@ -69,9 +80,10 @@ allOf:
- if:
properties:
compatible:
- enum:
- - qcom,sm6115-cdsp-pas
- - qcom,sm6115-mpss-pas
+ contains:
+ enum:
+ - qcom,sm6115-cdsp-pas
+ - qcom,sm6115-mpss-pas
then:
properties:
power-domains:
@@ -84,8 +96,9 @@ allOf:
- if:
properties:
compatible:
- enum:
- - qcom,sm6115-adsp-pas
+ contains:
+ enum:
+ - qcom,sm6115-adsp-pas
then:
properties:
power-domains:
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm6350-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm6350-pas.yaml
index fee02fa800b5..f7e40fb166da 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sm6350-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm6350-pas.yaml
@@ -36,7 +36,7 @@ properties:
description: Reference to the AOSS side-channel message RAM.
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
smd-edge: false
@@ -48,6 +48,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm8150-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm8150-pas.yaml
index 2c085ac2c3fb..238c6e5e67c5 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sm8150-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm8150-pas.yaml
@@ -40,7 +40,7 @@ properties:
description: Reference to the AOSS side-channel message RAM.
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
smd-edge: false
@@ -52,6 +52,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm8350-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm8350-pas.yaml
index 9a04d192e7e4..53cea8e53a31 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sm8350-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm8350-pas.yaml
@@ -43,7 +43,7 @@ properties:
smd-edge: false
memory-region:
- minItems: 1
+ maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
firmware-name:
@@ -53,6 +53,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
index fe216aa531ed..58120829fb06 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
@@ -53,6 +53,7 @@ properties:
required:
- compatible
- reg
+ - memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
diff --git a/drivers/remoteproc/imx_dsp_rproc.c b/drivers/remoteproc/imx_dsp_rproc.c
index d95fa5586189..8fcda9b74545 100644
--- a/drivers/remoteproc/imx_dsp_rproc.c
+++ b/drivers/remoteproc/imx_dsp_rproc.c
@@ -12,8 +12,7 @@
#include <linux/mailbox_client.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
-#include <linux/of_address.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/of_reserved_mem.h>
#include <linux/platform_device.h>
#include <linux/pm_domain.h>
diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index f9874fc5a80f..8bb293b9f327 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -13,9 +13,9 @@
#include <linux/mailbox_client.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_reserved_mem.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_domain.h>
#include <linux/regmap.h>
@@ -40,6 +40,12 @@
#define IMX7D_M4_STOP (IMX7D_ENABLE_M4 | IMX7D_SW_M4C_RST | \
IMX7D_SW_M4C_NON_SCLR_RST)
+#define IMX8M_M7_STOP (IMX7D_ENABLE_M4 | IMX7D_SW_M4C_RST)
+#define IMX8M_M7_POLL IMX7D_ENABLE_M4
+
+#define IMX8M_GPR22 0x58
+#define IMX8M_GPR22_CM7_CPUWAIT BIT(0)
+
/* Address: 0x020D8000 */
#define IMX6SX_SRC_SCR 0x00
#define IMX6SX_ENABLE_M4 BIT(22)
@@ -91,6 +97,7 @@ static int imx_rproc_detach_pd(struct rproc *rproc);
struct imx_rproc {
struct device *dev;
struct regmap *regmap;
+ struct regmap *gpr;
struct rproc *rproc;
const struct imx_rproc_dcfg *dcfg;
struct imx_rproc_mem mem[IMX_RPROC_MEM_MAX];
@@ -285,6 +292,18 @@ static const struct imx_rproc_att imx_rproc_att_imx6sx[] = {
{ 0x80000000, 0x80000000, 0x60000000, 0 },
};
+static const struct imx_rproc_dcfg imx_rproc_cfg_imx8mn_mmio = {
+ .src_reg = IMX7D_SRC_SCR,
+ .src_mask = IMX7D_M4_RST_MASK,
+ .src_start = IMX7D_M4_START,
+ .src_stop = IMX8M_M7_STOP,
+ .gpr_reg = IMX8M_GPR22,
+ .gpr_wait = IMX8M_GPR22_CM7_CPUWAIT,
+ .att = imx_rproc_att_imx8mn,
+ .att_size = ARRAY_SIZE(imx_rproc_att_imx8mn),
+ .method = IMX_RPROC_MMIO,
+};
+
static const struct imx_rproc_dcfg imx_rproc_cfg_imx8mn = {
.att = imx_rproc_att_imx8mn,
.att_size = ARRAY_SIZE(imx_rproc_att_imx8mn),
@@ -365,8 +384,14 @@ static int imx_rproc_start(struct rproc *rproc)
switch (dcfg->method) {
case IMX_RPROC_MMIO:
- ret = regmap_update_bits(priv->regmap, dcfg->src_reg, dcfg->src_mask,
- dcfg->src_start);
+ if (priv->gpr) {
+ ret = regmap_clear_bits(priv->gpr, dcfg->gpr_reg,
+ dcfg->gpr_wait);
+ } else {
+ ret = regmap_update_bits(priv->regmap, dcfg->src_reg,
+ dcfg->src_mask,
+ dcfg->src_start);
+ }
break;
case IMX_RPROC_SMC:
arm_smccc_smc(IMX_SIP_RPROC, IMX_SIP_RPROC_START, 0, 0, 0, 0, 0, 0, &res);
@@ -395,6 +420,16 @@ static int imx_rproc_stop(struct rproc *rproc)
switch (dcfg->method) {
case IMX_RPROC_MMIO:
+ if (priv->gpr) {
+ ret = regmap_set_bits(priv->gpr, dcfg->gpr_reg,
+ dcfg->gpr_wait);
+ if (ret) {
+ dev_err(priv->dev,
+ "Failed to quiescence M4 platform!\n");
+ return ret;
+ }
+ }
+
ret = regmap_update_bits(priv->regmap, dcfg->src_reg, dcfg->src_mask,
dcfg->src_stop);
break;
@@ -725,13 +760,22 @@ static int imx_rproc_addr_init(struct imx_rproc *priv,
return 0;
}
+static int imx_rproc_notified_idr_cb(int id, void *ptr, void *data)
+{
+ struct rproc *rproc = data;
+
+ rproc_vq_interrupt(rproc, id);
+
+ return 0;
+}
+
static void imx_rproc_vq_work(struct work_struct *work)
{
struct imx_rproc *priv = container_of(work, struct imx_rproc,
rproc_work);
+ struct rproc *rproc = priv->rproc;
- rproc_vq_interrupt(priv->rproc, 0);
- rproc_vq_interrupt(priv->rproc, 1);
+ idr_for_each(&rproc->notifyids, imx_rproc_notified_idr_cb, rproc);
}
static void imx_rproc_rx_callback(struct mbox_client *cl, void *msg)
@@ -983,6 +1027,10 @@ static int imx_rproc_detect_mode(struct imx_rproc *priv)
break;
}
+ priv->gpr = syscon_regmap_lookup_by_phandle(dev->of_node, "fsl,iomuxc-gpr");
+ if (IS_ERR(priv->gpr))
+ priv->gpr = NULL;
+
regmap = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
if (IS_ERR(regmap)) {
dev_err(dev, "failed to find syscon\n");
@@ -992,6 +1040,19 @@ static int imx_rproc_detect_mode(struct imx_rproc *priv)
priv->regmap = regmap;
regmap_attach_dev(dev, regmap, &config);
+ if (priv->gpr) {
+ ret = regmap_read(priv->gpr, dcfg->gpr_reg, &val);
+ if (val & dcfg->gpr_wait) {
+ /*
+ * After cold boot, the CM indicates its in wait
+ * state, but not fully powered off. Power it off
+ * fully so firmware can be loaded into it.
+ */
+ imx_rproc_stop(priv->rproc);
+ return 0;
+ }
+ }
+
ret = regmap_read(regmap, dcfg->src_reg, &val);
if (ret) {
dev_err(dev, "Failed to read src\n");
@@ -1133,6 +1194,8 @@ static const struct of_device_id imx_rproc_of_match[] = {
{ .compatible = "fsl,imx8mm-cm4", .data = &imx_rproc_cfg_imx8mq },
{ .compatible = "fsl,imx8mn-cm7", .data = &imx_rproc_cfg_imx8mn },
{ .compatible = "fsl,imx8mp-cm7", .data = &imx_rproc_cfg_imx8mn },
+ { .compatible = "fsl,imx8mn-cm7-mmio", .data = &imx_rproc_cfg_imx8mn_mmio },
+ { .compatible = "fsl,imx8mp-cm7-mmio", .data = &imx_rproc_cfg_imx8mn_mmio },
{ .compatible = "fsl,imx8qxp-cm4", .data = &imx_rproc_cfg_imx8qxp },
{ .compatible = "fsl,imx8qm-cm4", .data = &imx_rproc_cfg_imx8qm },
{ .compatible = "fsl,imx8ulp-cm33", .data = &imx_rproc_cfg_imx8ulp },
diff --git a/drivers/remoteproc/imx_rproc.h b/drivers/remoteproc/imx_rproc.h
index 1c7e2127c758..79a1b8956d14 100644
--- a/drivers/remoteproc/imx_rproc.h
+++ b/drivers/remoteproc/imx_rproc.h
@@ -31,6 +31,8 @@ struct imx_rproc_dcfg {
u32 src_mask;
u32 src_start;
u32 src_stop;
+ u32 gpr_reg;
+ u32 gpr_wait;
const struct imx_rproc_att *att;
size_t att_size;
enum imx_rproc_method method;
diff --git a/drivers/remoteproc/omap_remoteproc.c b/drivers/remoteproc/omap_remoteproc.c
index 82ed90f03d91..8f50ab80e56f 100644
--- a/drivers/remoteproc/omap_remoteproc.c
+++ b/drivers/remoteproc/omap_remoteproc.c
@@ -19,7 +19,8 @@
#include <linux/clk/ti.h>
#include <linux/err.h>
#include <linux/io.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
#include <linux/of_reserved_mem.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c
index 2874c8d324f7..327f0c7ee3d6 100644
--- a/drivers/remoteproc/pru_rproc.c
+++ b/drivers/remoteproc/pru_rproc.c
@@ -16,8 +16,9 @@
#include <linux/debugfs.h>
#include <linux/irqdomain.h>
#include <linux/module.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/of_irq.h>
+#include <linux/platform_device.h>
#include <linux/remoteproc/pruss.h>
#include <linux/pruss_driver.h>
#include <linux/remoteproc.h>
@@ -109,6 +110,7 @@ struct pru_private_data {
* @dbg_single_step: debug state variable to set PRU into single step mode
* @dbg_continuous: debug state variable to restore PRU execution mode
* @evt_count: number of mapped events
+ * @gpmux_save: saved value for gpmux config
*/
struct pru_rproc {
int id;
@@ -127,6 +129,7 @@ struct pru_rproc {
u32 dbg_single_step;
u32 dbg_continuous;
u8 evt_count;
+ u8 gpmux_save;
};
static inline u32 pru_control_read_reg(struct pru_rproc *pru, unsigned int reg)
@@ -228,6 +231,7 @@ struct rproc *pru_rproc_get(struct device_node *np, int index,
struct device *dev;
const char *fw_name;
int ret;
+ u32 mux;
rproc = __pru_rproc_get(np, index);
if (IS_ERR(rproc))
@@ -252,6 +256,23 @@ struct rproc *pru_rproc_get(struct device_node *np, int index,
if (pru_id)
*pru_id = pru->id;
+ ret = pruss_cfg_get_gpmux(pru->pruss, pru->id, &pru->gpmux_save);
+ if (ret) {
+ dev_err(dev, "failed to get cfg gpmux: %d\n", ret);
+ goto err;
+ }
+
+ /* An error here is acceptable for backward compatibility */
+ ret = of_property_read_u32_index(np, "ti,pruss-gp-mux-sel", index,
+ &mux);
+ if (!ret) {
+ ret = pruss_cfg_set_gpmux(pru->pruss, pru->id, mux);
+ if (ret) {
+ dev_err(dev, "failed to set cfg gpmux: %d\n", ret);
+ goto err;
+ }
+ }
+
ret = of_property_read_string_index(np, "firmware-name", index,
&fw_name);
if (!ret) {
@@ -290,6 +311,8 @@ void pru_rproc_put(struct rproc *rproc)
pru = rproc->priv;
+ pruss_cfg_set_gpmux(pru->pruss, pru->id, pru->gpmux_save);
+
pru_rproc_set_firmware(rproc, NULL);
mutex_lock(&pru->lock);
diff --git a/drivers/remoteproc/qcom_common.c b/drivers/remoteproc/qcom_common.c
index a0d4238492e9..03e5f5d533eb 100644
--- a/drivers/remoteproc/qcom_common.c
+++ b/drivers/remoteproc/qcom_common.c
@@ -29,9 +29,9 @@
#define MAX_NUM_OF_SS 10
#define MAX_REGION_NAME_LENGTH 16
#define SBL_MINIDUMP_SMEM_ID 602
-#define MD_REGION_VALID ('V' << 24 | 'A' << 16 | 'L' << 8 | 'I' << 0)
-#define MD_SS_ENCR_DONE ('D' << 24 | 'O' << 16 | 'N' << 8 | 'E' << 0)
-#define MD_SS_ENABLED ('E' << 24 | 'N' << 16 | 'B' << 8 | 'L' << 0)
+#define MINIDUMP_REGION_VALID ('V' << 24 | 'A' << 16 | 'L' << 8 | 'I' << 0)
+#define MINIDUMP_SS_ENCR_DONE ('D' << 24 | 'O' << 16 | 'N' << 8 | 'E' << 0)
+#define MINIDUMP_SS_ENABLED ('E' << 24 | 'N' << 16 | 'B' << 8 | 'L' << 0)
/**
* struct minidump_region - Minidump region
@@ -125,7 +125,7 @@ static int qcom_add_minidump_segments(struct rproc *rproc, struct minidump_subsy
for (i = 0; i < seg_cnt; i++) {
memcpy_fromio(&region, ptr + i, sizeof(region));
- if (le32_to_cpu(region.valid) == MD_REGION_VALID) {
+ if (le32_to_cpu(region.valid) == MINIDUMP_REGION_VALID) {
name = kstrndup(region.name, MAX_REGION_NAME_LENGTH - 1, GFP_KERNEL);
if (!name) {
iounmap(ptr);
@@ -168,12 +168,21 @@ void qcom_minidump(struct rproc *rproc, unsigned int minidump_id,
*/
if (subsystem->regions_basep