korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-12-11 13:04:03 +08:00
Code Issues Packages Projects Releases Wiki Activity

firmware: arm_scpi: add support for pre-v1.0 SCPI compatible

Browse Source 
This patch adds new DT match table to setup the support for SCPI protocol
versions prior to v1.0 releases. It also adds "arm,scpi-pre-1.0" to the
SCPI match entry.

Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Sudeep Holla 2016-10-19 14:51:10 +02:00
parent 42b3178b0a
commit 8358c6b5fc
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/firmware/arm_scpi.c
View File

@ -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,scpi-pre-1.0"},
{},
};
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 @@ err:
static const struct of_device_id scpi_of_match[] = {
{.compatible = "arm,scpi"},
{.compatible = "arm,scpi-pre-1.0"},
{},
};