From: Ran Wang <ran.wang_1@nxp.com>
To: Li Yang <leoyang.li@nxp.com>
Cc: Peng Ma <peng.ma@nxp.com>, Ran Wang <ran.wang_1@nxp.com>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3] soc: fsl: enable acpi support
Date: Wed, 19 Aug 2020 12:00:31 +0800 [thread overview]
Message-ID: <20200819040031.40204-1-ran.wang_1@nxp.com> (raw)
From: Peng Ma <peng.ma@nxp.com>
This patch enables ACPI support in RCPM driver.
Signed-off-by: Peng Ma <peng.ma@nxp.com>
Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
---
Change in v3:
- Add #ifdef CONFIG_ACPI for acpi_device_id
- Rename rcpm_acpi_imx_ids to rcpm_acpi_ids
Change in v2:
- Update acpi_device_id to fix conflict with other driver
drivers/soc/fsl/rcpm.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/fsl/rcpm.c b/drivers/soc/fsl/rcpm.c
index a093dbe..55d1d73 100644
--- a/drivers/soc/fsl/rcpm.c
+++ b/drivers/soc/fsl/rcpm.c
@@ -2,7 +2,7 @@
//
// rcpm.c - Freescale QorIQ RCPM driver
//
-// Copyright 2019 NXP
+// Copyright 2019-2020 NXP
//
// Author: Ran Wang <ran.wang_1@nxp.com>
@@ -13,6 +13,7 @@
#include <linux/slab.h>
#include <linux/suspend.h>
#include <linux/kernel.h>
+#include <linux/acpi.h>
#define RCPM_WAKEUP_CELL_MAX_SIZE 7
@@ -125,6 +126,7 @@ static int rcpm_probe(struct platform_device *pdev)
ret = device_property_read_u32(&pdev->dev,
"#fsl,rcpm-wakeup-cells", &rcpm->wakeup_cells);
+
if (ret)
return ret;
@@ -139,10 +141,19 @@ static const struct of_device_id rcpm_of_match[] = {
};
MODULE_DEVICE_TABLE(of, rcpm_of_match);
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id rcpm_acpi_ids[] = {
+ {"NXP0015",},
+ { }
+};
+MODULE_DEVICE_TABLE(acpi, rcpm_acpi_ids);
+#endif
+
static struct platform_driver rcpm_driver = {
.driver = {
.name = "rcpm",
.of_match_table = rcpm_of_match,
+ .acpi_match_table = ACPI_PTR(rcpm_acpi_ids),
.pm = &rcpm_pm_ops,
},
.probe = rcpm_probe,
--
2.7.4
next reply other threads:[~2020-08-19 4:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-19 4:00 Ran Wang [this message]
2020-08-19 6:48 ` [PATCH v3] soc: fsl: enable acpi support Christophe Leroy
2020-08-19 6:52 ` Ran Wang
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