Re: [PATCH v3 1/5] i3c: dw: Add support for AMDI0015 ACPI ID

From: Jarkko Nikula
Date: Tue Nov 12 2024 - 03:17:08 EST


Hi

On 11/8/24 9:33 AM, Shyam Sundar S K wrote:
Add AMDI0015 _HID for Designware I3C driver so that the dw-i3c-master
driver can be probed on AMD platforms.

Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@xxxxxxx>
---
drivers/i3c/master/dw-i3c-master.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c
index 8d694672c110..1a7c300b6d45 100644
--- a/drivers/i3c/master/dw-i3c-master.c
+++ b/drivers/i3c/master/dw-i3c-master.c
@@ -1748,12 +1748,19 @@ static const struct of_device_id dw_i3c_master_of_match[] = {
};
MODULE_DEVICE_TABLE(of, dw_i3c_master_of_match);
+static const struct acpi_device_id amd_i3c_device_match[] = {
+ { "AMDI0015" },
+ { }
+};
+MODULE_DEVICE_TABLE(acpi, amd_i3c_device_match);
+
static struct platform_driver dw_i3c_driver = {
.probe = dw_i3c_probe,
.remove_new = dw_i3c_remove,
.driver = {
.name = "dw-i3c-master",
.of_match_table = dw_i3c_master_of_match,
+ .acpi_match_table = amd_i3c_device_match,
.pm = &dw_i3c_pm_ops,
},
};

Am I right this and patch 5/5 can be independent from rest of the series?

To me it looks these two patches enable bus communication and thus be useful without rest of the series while latter need more discussion (I'll have some notes coming) and Cc'ing linux-acpi.