build/patch/kernel/sunxi-dev/0142-Bluetooth-hci_h5-Add-support-for-binding-RTL8723BS-w.patch
2019-04-04 00:41:25 -04:00

69 lines
2.1 KiB
Diff

From 38caa52f547c63c9cd7aa19259bb6806cff7d50d Mon Sep 17 00:00:00 2001
From: Vasily Khoruzhick <anarsoul@gmail.com>
Date: Wed, 31 Oct 2018 20:07:41 -0700
Subject: [PATCH 142/146] Bluetooth: hci_h5: Add support for binding RTL8723BS
with device tree
RTL8723BS is often used in ARM boards, so add ability to bind it
using device tree.
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
---
drivers/bluetooth/hci_h5.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 6e047df4f475..9cc10e299fa8 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -26,6 +26,7 @@
#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/mod_devicetable.h>
+#include <linux/of_device.h>
#include <linux/serdev.h>
#include <linux/skbuff.h>
@@ -821,6 +822,11 @@ static int h5_serdev_probe(struct serdev_device *serdev)
if (h5->vnd->acpi_gpio_map)
devm_acpi_dev_add_driver_gpios(dev,
h5->vnd->acpi_gpio_map);
+ } else {
+ h5->vnd = (const struct h5_vnd *)
+ of_device_get_match_data(&serdev->dev);
+ of_property_read_string(serdev->dev.of_node,
+ "firmware-postfix", &h5->id);
}
h5->enable_gpio = devm_gpiod_get_optional(dev, "enable", GPIOD_OUT_LOW);
@@ -944,13 +950,27 @@ static const struct acpi_device_id h5_acpi_match[] = {
MODULE_DEVICE_TABLE(acpi, h5_acpi_match);
#endif
+static struct h5_vnd rtl8723_of_vnd = {
+ .setup = h5_btrtl_setup,
+ .open = h5_btrtl_open,
+ .close = h5_btrtl_close,
+};
+
+static const struct of_device_id h5_of_match[] = {
+ { .compatible = "realtek,rtl8723bs-bt", .data = &rtl8723_of_vnd },
+ { .compatible = "realtek,rtl8723cs-bt", .data = &rtl8723_of_vnd },
+ { /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, h5_of_match);
+
static struct serdev_device_driver h5_serdev_driver = {
.probe = h5_serdev_probe,
.remove = h5_serdev_remove,
.driver = {
.name = "hci_uart_h5",
.acpi_match_table = ACPI_PTR(h5_acpi_match),
.pm = &h5_serdev_pm_ops,
+ .of_match_table = of_match_ptr(h5_of_match),
},
};
--
2.17.1