[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1478148731-11712-9-git-send-email-sudeep.holla@arm.com>
Date: Wed, 2 Nov 2016 22:52:11 -0600
From: Sudeep Holla <sudeep.holla@....com>
To: Neil Armstrong <narmstrong@...libre.com>
Cc: Sudeep Holla <sudeep.holla@....com>,
Olof Johansson <olof@...om.net>,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-amlogic@...ts.infradead.org
Subject: [PATCH v5 8/8] firmware: arm_scpi: add support for legacy SCPI compatible
This patch adds new DT match table to setup the support for legacy SCPI
protocol. It aldo adds "arm,legacy-scpi" to the legacy match entry.
Signed-off-by: Sudeep Holla <sudeep.holla@....com>
---
drivers/firmware/arm_scpi.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c
index 902233642bd3..a38e1537fb8e 100644
--- a/drivers/firmware/arm_scpi.c
+++ b/drivers/firmware/arm_scpi.c
@@ -871,6 +871,11 @@ static int scpi_alloc_xfer_list(struct device *dev, struct scpi_chan *ch)
return 0;
}
+static const struct of_device_id legacy_scpi_of_match[] = {
+ {.compatible = "arm,legacy-scpi"},
+ {},
+};
+
static int scpi_probe(struct platform_device *pdev)
{
int count, idx, ret;
@@ -883,6 +888,9 @@ static int scpi_probe(struct platform_device *pdev)
if (!scpi_info)
return -ENOMEM;
+ if (of_match_device(legacy_scpi_of_match, &pdev->dev))
+ scpi_info->is_legacy = true;
+
count = of_count_phandle_with_args(np, "mboxes", "#mbox-cells");
if (count < 0) {
dev_err(dev, "no mboxes property in '%s'\n", np->full_name);
@@ -984,6 +992,7 @@ static int scpi_probe(struct platform_device *pdev)
static const struct of_device_id scpi_of_match[] = {
{.compatible = "arm,scpi"},
+ {.compatible = "arm,legacy-scpi"},
{},
};
--
1.9.1
Powered by blists - more mailing lists