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 4/6] soc: ti: pruss: Add helper functions to set GPI mode, MII_RT_event and XFR Date: Mon, 6 Mar 2023 16:39:32 +0530 [thread overview] Message-ID: <20230306110934.2736465-5-danishanwar@ti.com> (raw) In-Reply-To: <20230306110934.2736465-1-danishanwar@ti.com> From: Suman Anna <s-anna@ti.com> The PRUSS CFG module is represented as a syscon node and is currently managed by the PRUSS platform driver. Add easy accessor functions to set GPI mode, MII_RT event enable/disable and XFR (XIN XOUT) enable/disable to enable the PRUSS Ethernet usecase. These functions reuse the generic pruss_cfg_update() API function. Signed-off-by: Suman Anna <s-anna@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/remoteproc/pruss.h | 55 ++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/include/linux/remoteproc/pruss.h b/include/linux/remoteproc/pruss.h index d41bec448f06..7952f250301a 100644 --- a/include/linux/remoteproc/pruss.h +++ b/include/linux/remoteproc/pruss.h @@ -240,4 +240,59 @@ static inline bool is_pru_rproc(struct device *dev) return true; } +/** + * pruss_cfg_gpimode() - set the GPI mode of the PRU + * @pruss: the pruss instance handle + * @pru_id: id of the PRU core within the PRUSS + * @mode: GPI mode to set + * + * Sets the GPI mode for a given PRU by programming the + * corresponding PRUSS_CFG_GPCFGx register + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_gpimode(struct pruss *pruss, + enum pruss_pru_id pru_id, + enum pruss_gpi_mode mode) +{ + if (pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + return pruss_cfg_update(pruss, PRUSS_CFG_GPCFG(pru_id), + PRUSS_GPCFG_PRU_GPI_MODE_MASK, + mode << PRUSS_GPCFG_PRU_GPI_MODE_SHIFT); +} + +/** + * pruss_cfg_miirt_enable() - Enable/disable MII RT Events + * @pruss: the pruss instance + * @enable: enable/disable + * + * Enable/disable the MII RT Events for the PRUSS. + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_miirt_enable(struct pruss *pruss, bool enable) +{ + u32 set = enable ? PRUSS_MII_RT_EVENT_EN : 0; + + return pruss_cfg_update(pruss, PRUSS_CFG_MII_RT, + PRUSS_MII_RT_EVENT_EN, set); +} + +/** + * pruss_cfg_xfr_enable() - Enable/disable XIN XOUT shift functionality + * @pruss: the pruss instance + * @enable: enable/disable + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_xfr_enable(struct pruss *pruss, bool enable) +{ + u32 set = enable ? PRUSS_SPP_XFER_SHIFT_EN : 0; + + return pruss_cfg_update(pruss, PRUSS_CFG_SPP, + PRUSS_SPP_XFER_SHIFT_EN, set); +} + #endif /* __LINUX_PRUSS_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 4/6] soc: ti: pruss: Add helper functions to set GPI mode, MII_RT_event and XFR Date: Mon, 6 Mar 2023 16:39:32 +0530 [thread overview] Message-ID: <20230306110934.2736465-5-danishanwar@ti.com> (raw) In-Reply-To: <20230306110934.2736465-1-danishanwar@ti.com> From: Suman Anna <s-anna@ti.com> The PRUSS CFG module is represented as a syscon node and is currently managed by the PRUSS platform driver. Add easy accessor functions to set GPI mode, MII_RT event enable/disable and XFR (XIN XOUT) enable/disable to enable the PRUSS Ethernet usecase. These functions reuse the generic pruss_cfg_update() API function. Signed-off-by: Suman Anna <s-anna@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/remoteproc/pruss.h | 55 ++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/include/linux/remoteproc/pruss.h b/include/linux/remoteproc/pruss.h index d41bec448f06..7952f250301a 100644 --- a/include/linux/remoteproc/pruss.h +++ b/include/linux/remoteproc/pruss.h @@ -240,4 +240,59 @@ static inline bool is_pru_rproc(struct device *dev) return true; } +/** + * pruss_cfg_gpimode() - set the GPI mode of the PRU + * @pruss: the pruss instance handle + * @pru_id: id of the PRU core within the PRUSS + * @mode: GPI mode to set + * + * Sets the GPI mode for a given PRU by programming the + * corresponding PRUSS_CFG_GPCFGx register + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_gpimode(struct pruss *pruss, + enum pruss_pru_id pru_id, + enum pruss_gpi_mode mode) +{ + if (pru_id < 0 || pru_id >= PRUSS_NUM_PRUS) + return -EINVAL; + + return pruss_cfg_update(pruss, PRUSS_CFG_GPCFG(pru_id), + PRUSS_GPCFG_PRU_GPI_MODE_MASK, + mode << PRUSS_GPCFG_PRU_GPI_MODE_SHIFT); +} + +/** + * pruss_cfg_miirt_enable() - Enable/disable MII RT Events + * @pruss: the pruss instance + * @enable: enable/disable + * + * Enable/disable the MII RT Events for the PRUSS. + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_miirt_enable(struct pruss *pruss, bool enable) +{ + u32 set = enable ? PRUSS_MII_RT_EVENT_EN : 0; + + return pruss_cfg_update(pruss, PRUSS_CFG_MII_RT, + PRUSS_MII_RT_EVENT_EN, set); +} + +/** + * pruss_cfg_xfr_enable() - Enable/disable XIN XOUT shift functionality + * @pruss: the pruss instance + * @enable: enable/disable + * + * Return: 0 on success, or an error code otherwise + */ +static inline int pruss_cfg_xfr_enable(struct pruss *pruss, bool enable) +{ + u32 set = enable ? PRUSS_SPP_XFER_SHIFT_EN : 0; + + return pruss_cfg_update(pruss, PRUSS_CFG_SPP, + PRUSS_SPP_XFER_SHIFT_EN, set); +} + #endif /* __LINUX_PRUSS_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 ` MD Danish Anwar [this message] 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 2023-03-08 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 ` [PATCH v3 6/6] soc: ti: pruss: Add helper functions to get/set PRUSS_CFG_GPMUX MD Danish Anwar 2023-03-06 11:09 ` 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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