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ARC updates for 5.3-rc7

Browse source 
- Support for Edge Triggered IRQs in ARC IDU intc
 
  - other fixes here and there
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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
This commit is contained in:
Linus Torvalds 2019-08-27 10:50:27 -07:00
commit 6525771f58
10 changed files with 172 additions and 38 deletions
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11
include/soc/arc/mcip.h
View file

@ -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