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Date: Mon, 18 Jan 2021 20:19:55 +0800 From: peng.fan@....com To: ohad@...ery.com, bjorn.andersson@...aro.org, mathieu.poirier@...aro.org, o.rempel@...gutronix.de, robh+dt@...nel.org, devicetree@...r.kernel.org Cc: shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, linux-imx@....com, linux-remoteproc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, paul@...pouillou.net, matthias.bgg@...il.com, agross@...nel.org, patrice.chotard@...com, Peng Fan <peng.fan@....com> Subject: [PATCH V7 06/10] remoteproc: imx_rproc: use devm_ioremap From: Peng Fan <peng.fan@....com> We might need to map an region multiple times, becaue the region might be shared between remote processors, such i.MX8QM with dual M4 cores. So use devm_ioremap, not devm_ioremap_resource. Reviewed-by: Oleksij Rempel <o.rempel@...gutronix.de> Reviewed-by: Richard Zhu <hongxing.zhu@....com> Signed-off-by: Peng Fan <peng.fan@....com> Reviewed-by: Mathieu Poirier <mathieu.poirier@...aro.org> --- drivers/remoteproc/imx_rproc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 2a093cea4997..47fc1d06be6a 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -296,7 +296,8 @@ static int imx_rproc_addr_init(struct imx_rproc *priv, if (b >= IMX7D_RPROC_MEM_MAX) break; - priv->mem[b].cpu_addr = devm_ioremap_resource(&pdev->dev, &res); + /* Not use resource version, because we might share region */ + priv->mem[b].cpu_addr = devm_ioremap(&pdev->dev, res.start, resource_size(&res)); if (IS_ERR(priv->mem[b].cpu_addr)) { dev_err(dev, "failed to remap %pr\n", &res); err = PTR_ERR(priv->mem[b].cpu_addr); -- 2.28.0
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