diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-08-27 10:50:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-08-27 10:50:27 -0700 |
| commit | 6525771f58cbc6ab97b5cff9069865cde8283346 (patch) | |
| tree | 94c75959ddfdd53d958ed05cf9f7bc99a3f7c6f2 /include/soc | |
| parent | 8d6454083d463a44097566616b473c7e6d4bdf02 (diff) | |
| parent | 2f029413cbfbfe519d294c6ac83a0c00e2a48a97 (diff) | |
| download | linux-6525771f58cbc6ab97b5cff9069865cde8283346.tar.bz2 | |
Merge tag 'arc-5.3-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC updates from Vineet Gupta:
- support for Edge Triggered IRQs in ARC IDU intc
- other fixes here and there
* tag 'arc-5.3-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
arc: prefer __section from compiler_attributes.h
dt-bindings: IDU-intc: Add support for edge-triggered interrupts
dt-bindings: IDU-intc: Clean up documentation
ARCv2: IDU-intc: Add support for edge-triggered interrupts
ARC: unwind: Mark expected switch fall-throughs
ARC: [plat-hsdk]: allow to switch between AXI DMAC port configurations
ARC: fix typo in setup_dma_ops log message
ARCv2: entry: early return from exception need not clear U & DE bits
Diffstat (limited to 'include/soc')
| -rw-r--r-- | include/soc/arc/mcip.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/soc/arc/mcip.h b/include/soc/arc/mcip.h index 50f49e043668..d1a93c73f006 100644 --- a/include/soc/arc/mcip.h +++ b/include/soc/arc/mcip.h @@ -46,7 +46,9 @@ struct mcip_cmd { #define CMD_IDU_ENABLE 0x71 #define CMD_IDU_DISABLE 0x72 #define CMD_IDU_SET_MODE 0x74 +#define CMD_IDU_READ_MODE 0x75 #define CMD_IDU_SET_DEST 0x76 +#define CMD_IDU_ACK_CIRQ 0x79 #define CMD_IDU_SET_MASK 0x7C #define IDU_M_TRIG_LEVEL 0x0 @@ -119,4 +121,13 @@ static inline void __mcip_cmd_data(unsigned int cmd, unsigned int param, __mcip_cmd(cmd, param); } +/* + * Read MCIP register + */ +static inline unsigned int __mcip_cmd_read(unsigned int cmd, unsigned int param) +{ + __mcip_cmd(cmd, param); + return read_aux_reg(ARC_REG_MCIP_READBACK); +} + #endif |