diff options
| author | Richard Weinberger <richard@nod.at> | 2020-10-11 22:08:21 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2020-10-11 22:08:21 +0200 |
| commit | 9113ba38fb81bb0053e2baa3fa9d646d6f088bee (patch) | |
| tree | 46ac2f7b95c0191243bf5592cda9216c222e3cca /include/linux/mtd | |
| parent | 80510e25522949711410b37a7864f1b2d98215d8 (diff) | |
| parent | 5de15b610f785f0e188fefb707f0b19de156968a (diff) | |
Merge tag 'cfi/for-5.10' of gitolite.kernel.org:pub/scm/linux/kernel/git/mtd/linux into mtd/next
HyperBus changes
* DMA support for TI's AM654 HyperBus controller driver.
* HyperBus frontend driver for Renesas RPC-IF driver.
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/hyperbus.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/mtd/hyperbus.h b/include/linux/mtd/hyperbus.h index 2129f7d3b6eb..0ce612428aea 100644 --- a/include/linux/mtd/hyperbus.h +++ b/include/linux/mtd/hyperbus.h @@ -8,6 +8,17 @@ #include <linux/mtd/map.h> +/* HyperBus command bits */ +#define HYPERBUS_RW 0x80 /* R/W# */ +#define HYPERBUS_RW_WRITE 0 +#define HYPERBUS_RW_READ 0x80 +#define HYPERBUS_AS 0x40 /* Address Space */ +#define HYPERBUS_AS_MEM 0 +#define HYPERBUS_AS_REG 0x40 +#define HYPERBUS_BT 0x20 /* Burst Type */ +#define HYPERBUS_BT_WRAPPED 0 +#define HYPERBUS_BT_LINEAR 0x20 + enum hyperbus_memtype { HYPERFLASH, HYPERRAM, @@ -20,6 +31,7 @@ enum hyperbus_memtype { * @mtd: pointer to MTD struct * @ctlr: pointer to HyperBus controller struct * @memtype: type of memory device: HyperFlash or HyperRAM + * @priv: pointer to controller specific per device private data */ struct hyperbus_device { @@ -28,6 +40,7 @@ struct hyperbus_device { struct mtd_info *mtd; struct hyperbus_ctlr *ctlr; enum hyperbus_memtype memtype; + void *priv; }; /** |