Piecuu/linux-samsung-r9q2
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

HyperBus changes

Browse source 
* DMA support for TI's AM654 HyperBus controller driver.
 * HyperBus frontend driver for Renesas RPC-IF driver.
 -----BEGIN PGP SIGNATURE-----
 
 iQFEBAABCAAuFiEEyRC2zAhGcGjrhiNExEYeRXyRFuMFAl+ARxIQHHZpZ25lc2hy
 QHRpLmNvbQAKCRDERh5FfJEW42A7B/4jHMZ2OZlOEWVros7Yf1ceEBb9V2zskTDT
 APmPQzFKDix7OeHRnNQRqHEKLQwceUQaYAxRBBlKU7tpHVvr0+F/scELTgvOOZz9
 BjLt0hC/CcjhiIUykWu6g+VW2U0YZGIJlWiMdEHiTi7dV3e1tGNaOTf9QJPD5Glq
 7XGMg9lfQEKxg5yg9BQ3Jq1n9N9scuwwmsmKcjbjeelMt9CWRVNTvPla8If4+eN3
 yoYk3AQagZCYoLpTUS8JthZ6pOehO41/Gn+y4gi9nAuHiqAj4C1sbcJJkvJuMcBY
 rzRHpu8JZv+lHGnPQNxf2a/UYdBDlpDeRVft4asK8TXADl4/kHEg
 =b30x
 -----END PGP SIGNATURE-----

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.
This commit is contained in:
Richard Weinberger 2020-10-11 22:08:21 +02:00
commit 9113ba38fb
5 changed files with 319 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

13
include/linux/mtd/hyperbus.h
View file

@ -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;
};
/**