From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: peng.fan@oss.nxp.com
Cc: ohad@wizery.com, bjorn.andersson@linaro.org,
o.rempel@pengutronix.de, robh+dt@kernel.org,
devicetree@vger.kernel.org, shawnguo@kernel.org,
s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, linux-remoteproc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Peng Fan <peng.fan@nxp.com>
Subject: Re: [PATCH V5 5/8] remoteproc: imx_rproc: initial support for mutilple start/stop method
Date: Mon, 3 May 2021 10:30:28 -0600 [thread overview]
Message-ID: <20210503163028.GC1699665@xps15> (raw)
In-Reply-To: <1618971622-30539-6-git-send-email-peng.fan@oss.nxp.com>
On Wed, Apr 21, 2021 at 10:20:19AM +0800, peng.fan@oss.nxp.com wrote:
> From: Peng Fan <peng.fan@nxp.com>
>
> Add three methods IMX_RPROC_NONE(no need start/stop), IMX_RPROC_MMIO
> (start/stop through mmio) and IMX_RPROC_SMC(start/stop through ARM SMCCC).
>
> The current SoCs supported are all using IMX_RPROC_MMIO.
>
> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
> drivers/remoteproc/imx_rproc.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
>
> diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
> index 06dac92e98e6..6289aeae95b6 100644
> --- a/drivers/remoteproc/imx_rproc.c
> +++ b/drivers/remoteproc/imx_rproc.c
> @@ -74,6 +74,15 @@ struct imx_rproc_att {
> int flags;
> };
>
> +/* Remote core start/stop method */
> +enum imx_rproc_method {
> + IMX_RPROC_NONE,
> + /* Through syscon regmap */
> + IMX_RPROC_MMIO,
> + /* Through ARM SMCCC */
> + IMX_RPROC_SMC,
> +};
> +
> struct imx_rproc_dcfg {
> u32 src_reg;
> u32 src_mask;
> @@ -81,6 +90,7 @@ struct imx_rproc_dcfg {
> u32 src_stop;
> const struct imx_rproc_att *att;
> size_t att_size;
> + enum imx_rproc_method method;
> };
>
> struct imx_rproc {
> @@ -183,6 +193,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx8mq = {
> .src_stop = IMX7D_M4_STOP,
> .att = imx_rproc_att_imx8mq,
> .att_size = ARRAY_SIZE(imx_rproc_att_imx8mq),
> + .method = IMX_RPROC_MMIO,
> };
>
> static const struct imx_rproc_dcfg imx_rproc_cfg_imx7d = {
> @@ -192,6 +203,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx7d = {
> .src_stop = IMX7D_M4_STOP,
> .att = imx_rproc_att_imx7d,
> .att_size = ARRAY_SIZE(imx_rproc_att_imx7d),
> + .method = IMX_RPROC_MMIO,
> };
>
> static const struct imx_rproc_dcfg imx_rproc_cfg_imx6sx = {
> @@ -201,6 +213,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx6sx = {
> .src_stop = IMX6SX_M4_STOP,
> .att = imx_rproc_att_imx6sx,
> .att_size = ARRAY_SIZE(imx_rproc_att_imx6sx),
> + .method = IMX_RPROC_MMIO,
> };
>
> static int imx_rproc_start(struct rproc *rproc)
> --
> 2.30.0
>
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next prev parent reply other threads:[~2021-05-03 16:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-21 2:20 [PATCH V5 0/8] remoteproc: imx_rproc: support i.MX7ULP/8MN/8MP peng.fan
2021-04-21 2:20 ` [PATCH V5 1/8] dt-bindings: remoteproc: imx_rproc: add fsl, auto-boot property peng.fan
2021-04-21 2:20 ` [PATCH V5 2/8] dt-bindings: remoteproc: imx_rproc: add i.MX7ULP support peng.fan
2021-04-21 2:20 ` [PATCH V5 3/8] dt-bindings: remoteproc: imx_rproc: support i.MX8MN/P peng.fan
2021-04-21 2:20 ` [PATCH V5 4/8] remoteproc: imx_rproc: parse fsl,auto-boot peng.fan
2021-04-21 2:20 ` [PATCH V5 5/8] remoteproc: imx_rproc: initial support for mutilple start/stop method peng.fan
2021-05-03 16:30 ` Mathieu Poirier [this message]
2021-04-21 2:20 ` [PATCH V5 6/8] remoteproc: imx_rproc: make clk optional peng.fan
2021-04-21 2:20 ` [PATCH V5 7/8] remoteproc: imx_rproc: support i.MX7ULP peng.fan
2021-05-03 16:29 ` Mathieu Poirier
2021-05-06 4:11 ` Peng Fan
2021-04-21 2:20 ` [PATCH V5 8/8] remoteproc: imx_rproc: support i.MX8MN/P peng.fan
2021-05-03 16:25 ` Mathieu Poirier
2021-04-22 16:56 ` [PATCH V5 0/8] remoteproc: imx_rproc: support i.MX7ULP/8MN/8MP Mathieu Poirier
2021-04-23 1:01 ` Peng Fan
2021-04-23 14:50 ` Mathieu Poirier
2021-04-23 23:28 ` Peng Fan
2021-04-26 15:46 ` Mathieu Poirier
2021-04-26 23:45 ` Peng Fan
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