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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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d082d36ea8
PXA processors have several low-power modes. Currently kernel supports only one of these modes for PM_SUSPEND_MEM. This patch adds ability to set desired suspend mode for PXA27x based machines. Signed-off-by: Mike Rapoport <mike@compulab.co.il> Reviewed-by: Russell King <linux@arm.linux.org.uk> Signed-off-by: Eric Miao <eric.miao@marvell.com>
23 lines
970 B
C
23 lines
970 B
C
#ifndef __MACH_PXA27x_H
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#define __MACH_PXA27x_H
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#include <mach/hardware.h>
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#include <mach/pxa2xx-regs.h>
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#include <mach/mfp-pxa27x.h>
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#define ARB_CNTRL __REG(0x48000048) /* Arbiter Control Register */
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#define ARB_DMA_SLV_PARK (1<<31) /* Be parked with DMA slave when idle */
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#define ARB_CI_PARK (1<<30) /* Be parked with Camera Interface when idle */
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#define ARB_EX_MEM_PARK (1<<29) /* Be parked with external MEMC when idle */
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#define ARB_INT_MEM_PARK (1<<28) /* Be parked with internal MEMC when idle */
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#define ARB_USB_PARK (1<<27) /* Be parked with USB when idle */
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#define ARB_LCD_PARK (1<<26) /* Be parked with LCD when idle */
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#define ARB_DMA_PARK (1<<25) /* Be parked with DMA when idle */
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#define ARB_CORE_PARK (1<<24) /* Be parked with core when idle */
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#define ARB_LOCK_FLAG (1<<23) /* Only Locking masters gain access to the bus */
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extern int __init pxa27x_set_pwrmode(unsigned int mode);
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#endif /* __MACH_PXA27x_H */
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