From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/drivers/mtd/nand/raw/brcmnand/brcmnand.h | 39 ++++++++++++++++++++++++++++++---------
1 files changed, 30 insertions(+), 9 deletions(-)
diff --git a/kernel/drivers/mtd/nand/raw/brcmnand/brcmnand.h b/kernel/drivers/mtd/nand/raw/brcmnand/brcmnand.h
index 5c44cd4..f1f93d8 100644
--- a/kernel/drivers/mtd/nand/raw/brcmnand/brcmnand.h
+++ b/kernel/drivers/mtd/nand/raw/brcmnand/brcmnand.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright © 2015 Broadcom Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef __BRCMNAND_H__
@@ -19,12 +11,25 @@
struct platform_device;
struct dev_pm_ops;
+struct brcmnand_io_ops;
+
+/* Special register offset constant to intercept a non-MMIO access
+ * to the flash cache register space. This is intentionally large
+ * not to overlap with an existing offset.
+ */
+#define BRCMNAND_NON_MMIO_FC_ADDR 0xffffffff
struct brcmnand_soc {
bool (*ctlrdy_ack)(struct brcmnand_soc *soc);
void (*ctlrdy_set_enabled)(struct brcmnand_soc *soc, bool en);
void (*prepare_data_bus)(struct brcmnand_soc *soc, bool prepare,
bool is_param);
+ const struct brcmnand_io_ops *ops;
+};
+
+struct brcmnand_io_ops {
+ u32 (*read_reg)(struct brcmnand_soc *soc, u32 offset);
+ void (*write_reg)(struct brcmnand_soc *soc, u32 val, u32 offset);
};
static inline void brcmnand_soc_data_bus_prepare(struct brcmnand_soc *soc,
@@ -66,6 +71,22 @@
writel_relaxed(val, addr);
}
+static inline bool brcmnand_soc_has_ops(struct brcmnand_soc *soc)
+{
+ return soc && soc->ops && soc->ops->read_reg && soc->ops->write_reg;
+}
+
+static inline u32 brcmnand_soc_read(struct brcmnand_soc *soc, u32 offset)
+{
+ return soc->ops->read_reg(soc, offset);
+}
+
+static inline void brcmnand_soc_write(struct brcmnand_soc *soc, u32 val,
+ u32 offset)
+{
+ soc->ops->write_reg(soc, val, offset);
+}
+
int brcmnand_probe(struct platform_device *pdev, struct brcmnand_soc *soc);
int brcmnand_remove(struct platform_device *pdev);
--
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