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Commit eac568b9 authored by Devesh Jhunjhunwala's avatar Devesh Jhunjhunwala Committed by Taniya Das
Browse files

clk: msm: Add support to control MEM_PERPIH_OFF bit of branch clock 



Update cbcr_set_flags method to add support for controlling the
MEM_PERPIH_OFF bit for branch clocks.

Change-Id: I87451b02cb9000dc850fdfaa52a5a9f9fd2893a1
Signed-off-by: default avatarDevesh Jhunjhunwala <deveshj@codeaurora.org>
parent 5f47fa47

drivers/clk/msm/clock-local2.c

+7 −0
Original line number Diff line number Diff line
@@ -586,6 +586,13 @@ static int cbcr_set_flags(void * __iomem regaddr, unsigned flags) 
	spin_lock_irqsave(&local_clock_reg_lock, irq_flags);

	cbcr_val = readl_relaxed(regaddr);

	switch (flags) {

	case CLKFLAG_PERIPH_OFF_SET:

		cbcr_val |= BIT(12);

		delay_us = 1;

		break;

	case CLKFLAG_PERIPH_OFF_CLEAR:

		cbcr_val &= ~BIT(12);

		break;

	case CLKFLAG_RETAIN_PERIPH:

		cbcr_val |= BIT(13);

		delay_us = 1;

include/linux/clk/msm-clk.h

+3 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2009, 2012-2014 The Linux Foundation. All rights reserved.

/* Copyright (c) 2009, 2012-2015 The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -30,6 +30,8 @@ 
#define CLKFLAG_NO_RATE_CACHE		0x00004000

#define CLKFLAG_MEASURE			0x00008000

#define CLKFLAG_EPROBE_DEFER		0x00010000

#define CLKFLAG_PERIPH_OFF_SET		0x00020000

#define CLKFLAG_PERIPH_OFF_CLEAR	0x00040000



struct clk_lookup;

struct clk;