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Diffstat (limited to 'arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c')
-rw-r--r--arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c
deleted file mode 100644
index 2671d8896bb..00000000000
--- a/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*****************************************************************************
-* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved.
-*
-* Unless you and Broadcom execute a separate written software license
-* agreement governing use of this software, this software is licensed to you
-* under the terms of the GNU General Public License version 2, available at
-* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
-*
-* Notwithstanding the above, under no circumstances may you combine this
-* software in any way with any other Broadcom software provided under a
-* license other than the GPL, without Broadcom's express prior written
-* consent.
-*****************************************************************************/
-
-/* ---- Include Files ---------------------------------------------------- */
-#include <csp/stdint.h>
-#include <mach/csp/chipcHw_def.h>
-#include <mach/csp/chipcHw_inline.h>
-#include <csp/intcHw.h>
-#include <csp/cache.h>
-
-/* ---- Private Constants and Types --------------------------------------- */
-/* ---- Private Variables ------------------------------------------------- */
-void chipcHw_reset_run_from_aram(void);
-
-typedef void (*RUNFUNC) (void);
-
-/****************************************************************************/
-/**
-* @brief warmReset
-*
-* @note warmReset configures the clocks which are not reset back to the state
-* required to execute on reset. To do so we need to copy the code into internal
-* memory to change the ARM clock while we are not executing from DDR.
-*/
-/****************************************************************************/
-void chipcHw_reset(uint32_t mask)
-{
- int i = 0;
- RUNFUNC runFunc = (RUNFUNC) (unsigned long)MM_ADDR_IO_ARAM;
-
- /* Disable all interrupts */
- intcHw_irq_disable(INTCHW_INTC0, 0xffffffff);
- intcHw_irq_disable(INTCHW_INTC1, 0xffffffff);
- intcHw_irq_disable(INTCHW_SINTC, 0xffffffff);
-
- {
- REG_LOCAL_IRQ_SAVE;
- if (mask & chipcHw_REG_SOFT_RESET_CHIP_SOFT) {
- chipcHw_softReset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
- }
- /* Bypass the PLL clocks before reboot */
- pChipcHw->UARTClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT;
- pChipcHw->SPIClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT;
-
- /* Copy the chipcHw_warmReset_run_from_aram function into ARAM */
- do {
- ((uint32_t *) MM_IO_BASE_ARAM)[i] =
- ((uint32_t *) &chipcHw_reset_run_from_aram)[i];
- i++;
- } while (((uint32_t *) MM_IO_BASE_ARAM)[i - 1] != 0xe1a0f00f); /* 0xe1a0f00f == asm ("mov r15, r15"); */
-
- CSP_CACHE_FLUSH_ALL;
-
- /* run the function from ARAM */
- runFunc();
-
- /* Code will never get here, but include it to balance REG_LOCAL_IRQ_SAVE above */
- REG_LOCAL_IRQ_RESTORE;
- }
-}
-
-/* This function must run from internal memory */
-void chipcHw_reset_run_from_aram(void)
-{
-/* Make sure, pipeline is filled with instructions coming from ARAM */
-__asm (" nop \n\t"
- " nop \n\t"
-#if defined(__KERNEL__) && !defined(STANDALONE)
- " MRC p15,#0x0,r0,c1,c0,#0 \n\t"
- " BIC r0,r0,#0xd \n\t"
- " MCR p15,#0x0,r0,c1,c0,#0 \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
-#endif
- " nop \n\t"
- " nop \n\t"
-/* Bypass the ARM clock and switch to XTAL clock */
- " MOV r2,#0x80000000 \n\t"
- " LDR r3,[r2,#8] \n\t"
- " ORR r3,r3,#0x20000 \n\t"
- " STR r3,[r2,#8] \n\t"
-
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
- " nop \n\t"
-/* Issue reset */
- " MOV r3,#0x2 \n\t"
- " STR r3,[r2,#0x80] \n\t"
-/* End here */
- " MOV pc,pc \n\t");
-/* 0xe1a0f00f == asm ("mov r15, r15"); */
-}