rtw89: 8852c: add 8852c empty files

Add these files, and then I can add specific chip::ops or chip::info along
with the existing chip.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220307060457.56789-2-pkshih@realtek.com

drivers/net/wireless/realtek/rtw89/rtw8852c.c

+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/* Copyright(c) 2019-2022  Realtek Corporation
+ */
+
+#include "rtw8852c.h"
+
+static const struct rtw89_chip_ops rtw8852c_chip_ops = {
+};
+
+const struct rtw89_chip_info rtw8852c_chip_info = {
+	.chip_id		= RTL8852C,
+	.ops			= &rtw8852c_chip_ops,
+	.fw_name		= "rtw89/rtw8852c_fw.bin",
+};
+EXPORT_SYMBOL(rtw8852c_chip_info);
+
+MODULE_FIRMWARE("rtw89/rtw8852c_fw.bin");
+MODULE_AUTHOR("Realtek Corporation");
+MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852C driver");
+MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/realtek/rtw89/rtw8852c.h

+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/* Copyright(c) 2019-2022  Realtek Corporation
+ */
+
+#ifndef __RTW89_8852C_H__
+#define __RTW89_8852C_H__
+
+#include "core.h"
+
+extern const struct rtw89_chip_info rtw8852c_chip_info;
+
+#endif

drivers/net/wireless/realtek/rtw89/rtw8852ce.c

+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/* Copyright(c) 2020-2022  Realtek Corporation
+ */
+
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#include "pci.h"
+#include "reg.h"
+#include "rtw8852c.h"
+
+static const struct rtw89_driver_info rtw89_8852ce_info = {
+	.chip = &rtw8852c_chip_info,
+};
+
+static const struct pci_device_id rtw89_8852ce_id_table[] = {
+	{
+		PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xc852),
+		.driver_data = (kernel_ulong_t)&rtw89_8852ce_info,
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(pci, rtw89_8852ce_id_table);
+
+static struct pci_driver rtw89_8852ce_driver = {
+	.name		= "rtw89_8852ce",
+	.id_table	= rtw89_8852ce_id_table,
+	.probe		= rtw89_pci_probe,
+	.remove		= rtw89_pci_remove,
+	.driver.pm	= &rtw89_pm_ops,
+};
+module_pci_driver(rtw89_8852ce_driver);
+
+MODULE_AUTHOR("Realtek Corporation");
+MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852CE driver");
+MODULE_LICENSE("Dual BSD/GPL");