From: Puranjay Mohan <p-mohan@ti.com> To: <linux-kernel@vger.kernel.org> Cc: <bjorn.andersson@linaro.org>, <mathieu.poirier@linaro.org>, <krzysztof.kozlowski+dt@linaro.org>, <linux-remoteproc@vger.kernel.org>, <devicetree@vger.kernel.org>, <nm@ti.com>, <ssantosh@kernel.org>, <s-anna@ti.com>, <p-mohan@ti.com>, <linux-arm-kernel@lists.infradead.org>, <rogerq@kernel.org>, <grygorii.strashko@ti.com>, <vigneshr@ti.com>, <kishon@ti.com>, <robh@kernel.org> Subject: [PATCH v5 6/6] remoteproc: pru: add support for configuring GPMUX based on client setup Date: Tue, 7 Jun 2022 10:26:50 +0530 [thread overview] Message-ID: <20220607045650.4999-7-p-mohan@ti.com> (raw) In-Reply-To: <20220607045650.4999-1-p-mohan@ti.com> From: Tero Kristo <t-kristo@ti.com> Client device node property ti,pruss-gp-mux-sel can now be used to configure the GPMUX config value for PRU. Signed-off-by: Tero Kristo <t-kristo@ti.com> [s-anna@ti.com: simplify the pru id usage] Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- V4->v5 * This patch was included in v4 and had some checkpatch errors that have been resolved in v5 --- drivers/remoteproc/pru_rproc.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c index 2977eb50631b..f2c6c55f0f20 100644 --- a/drivers/remoteproc/pru_rproc.c +++ b/drivers/remoteproc/pru_rproc.c @@ -123,6 +123,7 @@ 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; @@ -141,6 +142,7 @@ 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) @@ -250,6 +252,7 @@ struct rproc *pru_rproc_get(struct device_node *np, int index, struct device *dev; const char *fw_name; int ret; + u32 mux; try_module_get(THIS_MODULE); @@ -273,6 +276,22 @@ struct rproc *pru_rproc_get(struct device_node *np, int index, mutex_unlock(&pru->lock); + 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; + } + + 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; + } + } + if (pru_id) *pru_id = pru->id; @@ -310,6 +329,7 @@ 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); -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Puranjay Mohan <p-mohan@ti.com> To: <linux-kernel@vger.kernel.org> Cc: nm@ti.com, devicetree@vger.kernel.org, grygorii.strashko@ti.com, vigneshr@ti.com, mathieu.poirier@linaro.org, kishon@ti.com, linux-remoteproc@vger.kernel.org, bjorn.andersson@linaro.org, rogerq@kernel.org, krzysztof.kozlowski+dt@linaro.org, ssantosh@kernel.org, p-mohan@ti.com, robh@kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 6/6] remoteproc: pru: add support for configuring GPMUX based on client setup Date: Tue, 7 Jun 2022 10:26:50 +0530 [thread overview] Message-ID: <20220607045650.4999-7-p-mohan@ti.com> (raw) In-Reply-To: <20220607045650.4999-1-p-mohan@ti.com> From: Tero Kristo <t-kristo@ti.com> Client device node property ti,pruss-gp-mux-sel can now be used to configure the GPMUX config value for PRU. Signed-off-by: Tero Kristo <t-kristo@ti.com> [s-anna@ti.com: simplify the pru id usage] Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- V4->v5 * This patch was included in v4 and had some checkpatch errors that have been resolved in v5 --- drivers/remoteproc/pru_rproc.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c index 2977eb50631b..f2c6c55f0f20 100644 --- a/drivers/remoteproc/pru_rproc.c +++ b/drivers/remoteproc/pru_rproc.c @@ -123,6 +123,7 @@ 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; @@ -141,6 +142,7 @@ 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) @@ -250,6 +252,7 @@ struct rproc *pru_rproc_get(struct device_node *np, int index, struct device *dev; const char *fw_name; int ret; + u32 mux; try_module_get(THIS_MODULE); @@ -273,6 +276,22 @@ struct rproc *pru_rproc_get(struct device_node *np, int index, mutex_unlock(&pru->lock); + 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; + } + + 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; + } + } + if (pru_id) *pru_id = pru->id; @@ -310,6 +329,7 @@ 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); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-06-07 4:57 UTC|newest] Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-07 4:56 [PATCH v5 0/6] Introduce PRU remoteproc consumer API Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-06-07 4:56 ` [PATCH v5 1/6] dt-bindings: remoteproc: Add PRU consumer bindings Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-07-19 16:17 ` Mathieu Poirier 2022-07-19 16:17 ` Mathieu Poirier 2022-06-07 4:56 ` [PATCH v5 2/6] remoteproc: pru: Add APIs to get and put the PRU cores Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-07-12 17:59 ` Mathieu Poirier 2022-07-12 17:59 ` Mathieu Poirier 2022-07-14 17:20 ` Mathieu Poirier 2022-07-14 17:20 ` Mathieu Poirier 2022-07-15 6:22 ` Kishon Vijay Abraham I 2022-07-15 6:22 ` Kishon Vijay Abraham I 2022-09-02 9:39 ` Md Danish Anwar 2022-09-02 9:39 ` Md Danish Anwar 2022-09-06 19:28 ` Mathieu Poirier 2022-09-06 19:28 ` Mathieu Poirier 2022-09-07 9:24 ` Md Danish Anwar 2022-09-07 9:24 ` Md Danish Anwar 2022-09-12 13:24 ` Romain Naour 2022-09-12 13:24 ` Romain Naour 2022-09-13 11:40 ` Md Danish Anwar 2022-09-13 11:40 ` Md Danish Anwar 2022-09-19 20:45 ` Mathieu Poirier 2022-09-19 20:45 ` Mathieu Poirier 2022-09-26 10:23 ` [EXTERNAL] " Md Danish Anwar 2022-09-26 10:23 ` Md Danish Anwar 2022-09-29 23:02 ` Mathieu Poirier 2022-09-29 23:02 ` Mathieu Poirier 2022-06-07 4:56 ` [PATCH v5 3/6] remoteproc: pru: Make sysfs entries read-only for PRU client driven boots Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-06-07 4:56 ` [PATCH v5 4/6] remoteproc: pru: Add pru_rproc_set_ctable() function Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-07-19 15:53 ` Mathieu Poirier 2022-07-19 15:53 ` Mathieu Poirier 2022-06-07 4:56 ` [PATCH v5 5/6] remoteproc: pru: Configure firmware based on client setup Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan 2022-06-07 4:56 ` Puranjay Mohan [this message] 2022-06-07 4:56 ` [PATCH v5 6/6] remoteproc: pru: add support for configuring GPMUX " Puranjay Mohan 2022-07-19 16:16 ` Mathieu Poirier 2022-07-19 16:16 ` Mathieu Poirier 2022-09-05 9:11 ` Md Danish Anwar 2022-09-05 9:11 ` Md Danish Anwar 2022-09-06 19:29 ` Mathieu Poirier 2022-09-06 19:29 ` Mathieu Poirier 2022-09-07 9:14 ` [EXTERNAL] " Md Danish Anwar 2022-09-07 9:14 ` Md Danish Anwar
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