From: MD Danish Anwar <danishanwar@ti.com> To: "Andrew F. Davis" <afd@ti.com>, Suman Anna <s-anna@ti.com>, Roger Quadros <rogerq@kernel.org>, Vignesh Raghavendra <vigneshr@ti.com>, Tero Kristo <t-kristo@ti.com>, MD Danish Anwar <danishanwar@ti.com>, Mathieu Poirier <mathieu.poirier@linaro.org>, Bjorn Andersson <andersson@kernel.org>, "Santosh Shilimkar" <ssantosh@kernel.org>, Nishanth Menon <nm@ti.com> Cc: <linux-remoteproc@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <linux-omap@vger.kernel.org>, <srk@ti.com>, <devicetree@vger.kernel.org>, <netdev@vger.kernel.org> Subject: [PATCH v3 6/6] soc: ti: pruss: Add helper functions to get/set PRUSS_CFG_GPMUX Date: Mon, 6 Mar 2023 16:39:34 +0530 [thread overview] Message-ID: <20230306110934.2736465-7-danishanwar@ti.com> (raw) In-Reply-To: <20230306110934.2736465-1-danishanwar@ti.com> From: Tero Kristo <t-kristo@ti.com> Add two new helper functions pruss_cfg_get_gpmux() & pruss_cfg_set_gpmux() to get and set the GP MUX mode for programming the PRUSS internal wrapper mux functionality as needed by usecases. Co-developed-by: Suman Anna <s-anna@ti.com> Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Tero Kristo <t-kristo@ti.com> Co-developed-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org> Signed-off-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org> Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- include/linux/pruss_driver.h | 44 ++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/include/linux/pruss_driver.h b/include/linux/pruss_driver.h index 22b4b37d2536..80b668889d9d 100644 --- a/include/linux/pruss_driver.h +++ b/include/linux/pruss_driver.h @@ -35,4 +35,48 @@ struct pruss { struct clk *iep_clk_mux; }; +/** + * pruss_cfg_get_gpmux() - get the current GPMUX value for a PRU device + * @pruss: pruss instance + * @pru_id: PRU identifier (0-1) + * @mux: pointer to store the current mux value into + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_get_gpmux(struct pruss *pruss, + enum pruss_pru_id pru_id, u8 *mux) +{ + int ret = 0; + u32 val; + + if (pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + ret = pruss_cfg_read(pruss, PRUSS_CFG_GPCFG(pru_id), &val); + if (!ret) + *mux = (u8)((val & PRUSS_GPCFG_PRU_MUX_SEL_MASK) >> + PRUSS_GPCFG_PRU_MUX_SEL_SHIFT); + return ret; +} + +/** + * pruss_cfg_set_gpmux() - set the GPMUX value for a PRU device + * @pruss: pruss instance + * @pru_id: PRU identifier (0-1) + * @mux: new mux value for PRU + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_set_gpmux(struct pruss *pruss, + enum pruss_pru_id pru_id, u8 mux) +{ + if (mux >= PRUSS_GP_MUX_SEL_MAX || + pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + return pruss_cfg_update(pruss, PRUSS_CFG_GPCFG(pru_id), + PRUSS_GPCFG_PRU_MUX_SEL_MASK, + (u32)mux << PRUSS_GPCFG_PRU_MUX_SEL_SHIFT); +} + #endif /* _PRUSS_DRIVER_H_ */ -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: MD Danish Anwar <danishanwar@ti.com> To: "Andrew F. Davis" <afd@ti.com>, Suman Anna <s-anna@ti.com>, Roger Quadros <rogerq@kernel.org>, Vignesh Raghavendra <vigneshr@ti.com>, Tero Kristo <t-kristo@ti.com>, MD Danish Anwar <danishanwar@ti.com>, Mathieu Poirier <mathieu.poirier@linaro.org>, Bjorn Andersson <andersson@kernel.org>, "Santosh Shilimkar" <ssantosh@kernel.org>, Nishanth Menon <nm@ti.com> Cc: <linux-remoteproc@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <linux-omap@vger.kernel.org>, <srk@ti.com>, <devicetree@vger.kernel.org>, <netdev@vger.kernel.org> Subject: [PATCH v3 6/6] soc: ti: pruss: Add helper functions to get/set PRUSS_CFG_GPMUX Date: Mon, 6 Mar 2023 16:39:34 +0530 [thread overview] Message-ID: <20230306110934.2736465-7-danishanwar@ti.com> (raw) In-Reply-To: <20230306110934.2736465-1-danishanwar@ti.com> From: Tero Kristo <t-kristo@ti.com> Add two new helper functions pruss_cfg_get_gpmux() & pruss_cfg_set_gpmux() to get and set the GP MUX mode for programming the PRUSS internal wrapper mux functionality as needed by usecases. Co-developed-by: Suman Anna <s-anna@ti.com> Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Tero Kristo <t-kristo@ti.com> Co-developed-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org> Signed-off-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org> Signed-off-by: Puranjay Mohan <p-mohan@ti.com> --- include/linux/pruss_driver.h | 44 ++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/include/linux/pruss_driver.h b/include/linux/pruss_driver.h index 22b4b37d2536..80b668889d9d 100644 --- a/include/linux/pruss_driver.h +++ b/include/linux/pruss_driver.h @@ -35,4 +35,48 @@ struct pruss { struct clk *iep_clk_mux; }; +/** + * pruss_cfg_get_gpmux() - get the current GPMUX value for a PRU device + * @pruss: pruss instance + * @pru_id: PRU identifier (0-1) + * @mux: pointer to store the current mux value into + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_get_gpmux(struct pruss *pruss, + enum pruss_pru_id pru_id, u8 *mux) +{ + int ret = 0; + u32 val; + + if (pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + ret = pruss_cfg_read(pruss, PRUSS_CFG_GPCFG(pru_id), &val); + if (!ret) + *mux = (u8)((val & PRUSS_GPCFG_PRU_MUX_SEL_MASK) >> + PRUSS_GPCFG_PRU_MUX_SEL_SHIFT); + return ret; +} + +/** + * pruss_cfg_set_gpmux() - set the GPMUX value for a PRU device + * @pruss: pruss instance + * @pru_id: PRU identifier (0-1) + * @mux: new mux value for PRU + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_set_gpmux(struct pruss *pruss, + enum pruss_pru_id pru_id, u8 mux) +{ + if (mux >= PRUSS_GP_MUX_SEL_MAX || + pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + return pruss_cfg_update(pruss, PRUSS_CFG_GPCFG(pru_id), + PRUSS_GPCFG_PRU_MUX_SEL_MASK, + (u32)mux << PRUSS_GPCFG_PRU_MUX_SEL_SHIFT); +} + #endif /* _PRUSS_DRIVER_H_ */ -- 2.25.1 _______________________________________________ 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:[~2023-03-06 11:10 UTC|newest] Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-03-06 11:09 [PATCH v3 0/6] Introduce PRU platform consumer API MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-06 11:09 ` [PATCH v3 1/6] soc: ti: pruss: Add pruss_get()/put() API MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-08 8:22 ` Roger Quadros 2023-03-08 8:22 ` Roger Quadros 2023-03-06 11:09 ` [PATCH v3 2/6] soc: ti: pruss: Add pruss_{request,release}_mem_region() API MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-08 8:23 ` Roger Quadros 2023-03-08 8:23 ` Roger Quadros 2023-03-06 11:09 ` [PATCH v3 3/6] soc: ti: pruss: Add pruss_cfg_read()/update() API MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-08 8:27 ` Roger Quadros 2023-03-08 8:27 ` Roger Quadros 2023-03-08 11:36 ` [EXTERNAL] " Md Danish Anwar 2023-03-08 11:36 ` Md Danish Anwar 2023-03-08 11:42 ` Roger Quadros 2023-03-08 11:42 ` Roger Quadros 2023-03-09 11:30 ` [EXTERNAL] " Md Danish Anwar 2023-03-09 11:30 ` Md Danish Anwar 2023-03-10 11:53 ` Md Danish Anwar 2023-03-10 11:53 ` Md Danish Anwar 2023-03-10 13:23 ` Roger Quadros 2023-03-10 13:23 ` Roger Quadros 2023-03-10 15:36 ` [EXTERNAL] " Md Danish Anwar 2023-03-10 15:36 ` Md Danish Anwar 2023-03-11 12:06 ` Roger Quadros 2023-03-11 12:06 ` Roger Quadros 2023-03-13 5:01 ` [EXTERNAL] " Md Danish Anwar 2023-03-13 5:01 ` Md Danish Anwar 2023-03-13 7:51 ` Roger Quadros 2023-03-13 7:51 ` Roger Quadros 2023-03-06 11:09 ` [PATCH v3 4/6] soc: ti: pruss: Add helper functions to set GPI mode, MII_RT_event and XFR MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-08 8:34 ` Roger Quadros 2023-03-08 8:34 ` Roger Quadros 2023-03-08 9:23 ` [EXTERNAL] " Md Danish Anwar 2023-03-08 9:23 ` Md Danish Anwar 2023-03-08 11:15 ` Roger Quadros 2023-03-08 11:15 ` Roger Quadros 2023-03-08 11:29 ` [EXTERNAL] " Md Danish Anwar 2023-03-08 11:29 ` Md Danish Anwar 2023-03-08 11:39 ` Roger Quadros 2023-03-08 11:39 ` Roger Quadros 2023-03-06 11:09 ` [PATCH v3 5/6] soc: ti: pruss: Add helper function to enable OCP master ports MD Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar 2023-03-08 8:41 ` Roger Quadros 2023-03-08 8:41 ` Roger Quadros 2023-03-08 11:09 ` [EXTERNAL] " Md Danish Anwar 2023-03-08 11:09 ` Md Danish Anwar 2023-03-08 11:14 ` Roger Quadros 2023-03-08 11:14 ` Roger Quadros 2023-03-08 11:16 ` [EXTERNAL] " Md Danish Anwar 2023-03-08 11:16 ` Md Danish Anwar 2023-03-09 7:04 ` Tony Lindgren 2023-03-09 7:04 ` Tony Lindgren 2023-03-09 11:34 ` [EXTERNAL] " Md Danish Anwar 2023-03-09 11:34 ` Md Danish Anwar 2023-03-06 11:09 ` MD Danish Anwar [this message] 2023-03-06 11:09 ` [PATCH v3 6/6] soc: ti: pruss: Add helper functions to get/set PRUSS_CFG_GPMUX MD Danish Anwar 2023-03-08 8:43 ` Roger Quadros 2023-03-08 8:43 ` Roger Quadros 2023-03-06 18:43 ` [PATCH v3 0/6] Introduce PRU platform consumer API Mathieu Poirier 2023-03-06 18:43 ` Mathieu Poirier
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