From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h | 65 +++++++-------------------------
1 files changed, 15 insertions(+), 50 deletions(-)
diff --git a/kernel/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h b/kernel/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
index 69cd0cb..fdc5ed7 100644
--- a/kernel/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
+++ b/kernel/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h
@@ -103,6 +103,14 @@
u32 ctrl1n;
};
+#define GPMI_MAX_TRANSFERS 8
+
+struct gpmi_transfer {
+ u8 cmdbuf[8];
+ struct scatterlist sgl;
+ enum dma_data_direction direction;
+};
+
struct gpmi_nand_data {
/* Devdata */
const struct gpmi_devdata *devdata;
@@ -126,24 +134,17 @@
struct boot_rom_geometry rom_geometry;
/* MTD / NAND */
+ struct nand_controller base;
struct nand_chip nand;
- /* General-use Variables */
- int current_chip;
- unsigned int command_length;
+ struct gpmi_transfer transfers[GPMI_MAX_TRANSFERS];
+ int ntransfers;
- struct scatterlist cmd_sgl;
- char *cmd_buffer;
+ bool bch;
+ uint32_t bch_flashlayout0;
+ uint32_t bch_flashlayout1;
- struct scatterlist data_sgl;
char *data_buffer_dma;
-
- void *page_buffer_virt;
- dma_addr_t page_buffer_phys;
- unsigned int page_buffer_size;
-
- void *payload_virt;
- dma_addr_t payload_phys;
void *auxiliary_virt;
dma_addr_t auxiliary_phys;
@@ -154,44 +155,7 @@
#define DMA_CHANS 8
struct dma_chan *dma_chans[DMA_CHANS];
struct completion dma_done;
-
- /* private */
- void *private;
};
-
-/* Common Services */
-int common_nfc_set_geometry(struct gpmi_nand_data *);
-struct dma_chan *get_dma_chan(struct gpmi_nand_data *);
-bool prepare_data_dma(struct gpmi_nand_data *, const void *buf, int len,
- enum dma_data_direction dr);
-int start_dma_without_bch_irq(struct gpmi_nand_data *,
- struct dma_async_tx_descriptor *);
-int start_dma_with_bch_irq(struct gpmi_nand_data *,
- struct dma_async_tx_descriptor *);
-
-/* GPMI-NAND helper function library */
-int gpmi_init(struct gpmi_nand_data *);
-void gpmi_clear_bch(struct gpmi_nand_data *);
-void gpmi_dump_info(struct gpmi_nand_data *);
-int bch_set_geometry(struct gpmi_nand_data *);
-int gpmi_is_ready(struct gpmi_nand_data *, unsigned chip);
-int gpmi_send_command(struct gpmi_nand_data *);
-int gpmi_enable_clk(struct gpmi_nand_data *this);
-int gpmi_disable_clk(struct gpmi_nand_data *this);
-int gpmi_setup_data_interface(struct mtd_info *mtd, int chipnr,
- const struct nand_data_interface *conf);
-void gpmi_nfc_apply_timings(struct gpmi_nand_data *this);
-int gpmi_read_data(struct gpmi_nand_data *, void *buf, int len);
-int gpmi_send_data(struct gpmi_nand_data *, const void *buf, int len);
-
-int gpmi_send_page(struct gpmi_nand_data *,
- dma_addr_t payload, dma_addr_t auxiliary);
-int gpmi_read_page(struct gpmi_nand_data *,
- dma_addr_t payload, dma_addr_t auxiliary);
-
-void gpmi_copy_bits(u8 *dst, size_t dst_bit_off,
- const u8 *src, size_t src_bit_off,
- size_t nbits);
/* BCH : Status Block Completion Codes */
#define STATUS_GOOD 0x00
@@ -207,4 +171,5 @@
#define GPMI_IS_MX6(x) (GPMI_IS_MX6Q(x) || GPMI_IS_MX6SX(x) || \
GPMI_IS_MX7D(x))
+#define GPMI_IS_MXS(x) (GPMI_IS_MX23(x) || GPMI_IS_MX28(x))
#endif
--
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