diff options
author | Vineet Gupta <vgupta@synopsys.com> | 2016-10-31 19:27:08 +0100 |
---|---|---|
committer | Vineet Gupta <vgupta@synopsys.com> | 2016-11-30 20:54:25 +0100 |
commit | 2d7f5c48c03ee53ad649cbf803dc33730f955234 (patch) | |
tree | afde6d7fd51913d812e97ed9cb19e29e6e2151f0 /arch/arc | |
parent | ARC: breakout aux handling into a separate header (diff) | |
download | linux-2d7f5c48c03ee53ad649cbf803dc33730f955234.tar.xz linux-2d7f5c48c03ee53ad649cbf803dc33730f955234.zip |
ARC: move mcip.h into include/soc and adjust the includes
Also remove the dependency on ARCv2, to increase compile coverage for
!ARCV2 builds
Acked-by: Daniel Lezcano <daniel.lezcnao@linaro.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
-rw-r--r-- | arch/arc/include/asm/mcip.h | 107 | ||||
-rw-r--r-- | arch/arc/kernel/mcip.c | 2 | ||||
-rw-r--r-- | arch/arc/kernel/time.c | 2 | ||||
-rw-r--r-- | arch/arc/plat-axs10x/axs10x.c | 2 |
4 files changed, 3 insertions, 110 deletions
diff --git a/arch/arc/include/asm/mcip.h b/arch/arc/include/asm/mcip.h deleted file mode 100644 index fc28d0944801..000000000000 --- a/arch/arc/include/asm/mcip.h +++ /dev/null @@ -1,107 +0,0 @@ -/* - * ARConnect IP Support (Multi core enabler: Cross core IPI, RTC ...) - * - * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_MCIP_H -#define __ASM_MCIP_H - -#ifdef CONFIG_ISA_ARCV2 - -#include <soc/arc/aux.h> - -#define ARC_REG_MCIP_BCR 0x0d0 -#define ARC_REG_MCIP_CMD 0x600 -#define ARC_REG_MCIP_WDATA 0x601 -#define ARC_REG_MCIP_READBACK 0x602 - -struct mcip_cmd { -#ifdef CONFIG_CPU_BIG_ENDIAN - unsigned int pad:8, param:16, cmd:8; -#else - unsigned int cmd:8, param:16, pad:8; -#endif - -#define CMD_INTRPT_GENERATE_IRQ 0x01 -#define CMD_INTRPT_GENERATE_ACK 0x02 -#define CMD_INTRPT_READ_STATUS 0x03 -#define CMD_INTRPT_CHECK_SOURCE 0x04 - -/* Semaphore Commands */ -#define CMD_SEMA_CLAIM_AND_READ 0x11 -#define CMD_SEMA_RELEASE 0x12 - -#define CMD_DEBUG_SET_MASK 0x34 -#define CMD_DEBUG_SET_SELECT 0x36 - -#define CMD_GFRC_READ_LO 0x42 -#define CMD_GFRC_READ_HI 0x43 - -#define CMD_IDU_ENABLE 0x71 -#define CMD_IDU_DISABLE 0x72 -#define CMD_IDU_SET_MODE 0x74 -#define CMD_IDU_SET_DEST 0x76 -#define CMD_IDU_SET_MASK 0x7C - -#define IDU_M_TRIG_LEVEL 0x0 -#define IDU_M_TRIG_EDGE 0x1 - -#define IDU_M_DISTRI_RR 0x0 -#define IDU_M_DISTRI_DEST 0x2 -}; - -struct mcip_bcr { -#ifdef CONFIG_CPU_BIG_ENDIAN - unsigned int pad3:8, - idu:1, llm:1, num_cores:6, - iocoh:1, gfrc:1, dbg:1, pad2:1, - msg:1, sem:1, ipi:1, pad:1, - ver:8; -#else - unsigned int ver:8, - pad:1, ipi:1, sem:1, msg:1, - pad2:1, dbg:1, gfrc:1, iocoh:1, - num_cores:6, llm:1, idu:1, - pad3:8; -#endif -}; - -/* - * MCIP programming model - * - * - Simple commands write {cmd:8,param:16} to MCIP_CMD aux reg - * (param could be irq, common_irq, core_id ...) - * - More involved commands setup MCIP_WDATA with cmd specific data - * before invoking the simple command - */ -static inline void __mcip_cmd(unsigned int cmd, unsigned int param) -{ - struct mcip_cmd buf; - - buf.pad = 0; - buf.cmd = cmd; - buf.param = param; - - WRITE_AUX(ARC_REG_MCIP_CMD, buf); -} - -/* - * Setup additional data for a cmd - * Callers need to lock to ensure atomicity - */ -static inline void __mcip_cmd_data(unsigned int cmd, unsigned int param, - unsigned int data) -{ - write_aux_reg(ARC_REG_MCIP_WDATA, data); - - __mcip_cmd(cmd, param); -} - -#endif - -#endif diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c index f39142acc89e..560c4afc2af4 100644 --- a/arch/arc/kernel/mcip.c +++ b/arch/arc/kernel/mcip.c @@ -11,8 +11,8 @@ #include <linux/smp.h> #include <linux/irq.h> #include <linux/spinlock.h> +#include <soc/arc/mcip.h> #include <asm/irqflags-arcv2.h> -#include <asm/mcip.h> #include <asm/setup.h> static DEFINE_RAW_SPINLOCK(mcip_lock); diff --git a/arch/arc/kernel/time.c b/arch/arc/kernel/time.c index 417d32e031d3..ec1b896f27b2 100644 --- a/arch/arc/kernel/time.c +++ b/arch/arc/kernel/time.c @@ -40,7 +40,7 @@ #include <asm/irq.h> #include <asm/arcregs.h> -#include <asm/mcip.h> +#include <soc/arc/mcip.h> /* Timer related Aux registers */ #define ARC_REG_TIMER0_LIMIT 0x23 /* timer 0 limit */ diff --git a/arch/arc/plat-axs10x/axs10x.c b/arch/arc/plat-axs10x/axs10x.c index 86548701023c..38ff349d7f2a 100644 --- a/arch/arc/plat-axs10x/axs10x.c +++ b/arch/arc/plat-axs10x/axs10x.c @@ -21,7 +21,7 @@ #include <asm/asm-offsets.h> #include <asm/io.h> #include <asm/mach_desc.h> -#include <asm/mcip.h> +#include <soc/arc/mcip.h> #define AXS_MB_CGU 0xE0010000 #define AXS_MB_CREG 0xE0011000 |