openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

mfd : Cleanup duplicate db8500 definitions 

I missed in my previous patch the A9_MASK_REQ[_MASK] were
already defined. Let's remove the duplicate definitions.

The PRCMU_GIC_DELAY macro could be removed as it is not
really useful here.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Daniel Lezcano 2012-02-28 22:46:05 +01:00 committed by Samuel Ortiz
parent 61a2af301f
commit 801448e067
1 changed files with 7 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/mfd/db8500-prcmu.c
View File

@ -821,23 +821,20 @@ u8 db8500_prcmu_get_power_state_result(void)
return readb(tcdm_base + PRCM_ACK_MB0_AP_PWRSTTR_STATUS);
}
#define PRCMU_A9_MASK_REQ 0x00000328
#define PRCMU_A9_MASK_REQ_MASK 0x00000001
#define PRCMU_GIC_DELAY 1
/* This function decouple the gic from the prcmu */
int db8500_prcmu_gic_decouple(void)
{
u32 val = readl(_PRCMU_BASE + PRCMU_A9_MASK_REQ);
u32 val = readl(PRCM_A9_MASK_REQ);
/* Set bit 0 register value to 1 */
writel(val | PRCMU_A9_MASK_REQ_MASK, _PRCMU_BASE + PRCMU_A9_MASK_REQ);
writel(val | PRCM_A9_MASK_REQ_PRCM_A9_MASK_REQ,
PRCM_A9_MASK_REQ);
/* Make sure the register is updated */
readl(_PRCMU_BASE + PRCMU_A9_MASK_REQ);
readl(PRCM_A9_MASK_REQ);
/* Wait a few cycles for the gic mask completion */
udelay(PRCMU_GIC_DELAY);
udelay(1);
return 0;
}
@ -845,10 +842,10 @@ int db8500_prcmu_gic_decouple(void)
/* This function recouple the gic with the prcmu */
int db8500_prcmu_gic_recouple(void)
{
u32 val = readl(_PRCMU_BASE + PRCMU_A9_MASK_REQ);
u32 val = readl(PRCM_A9_MASK_REQ);
/* Set bit 0 register value to 0 */
writel(val & ~PRCMU_A9_MASK_REQ_MASK, _PRCMU_BASE + PRCMU_A9_MASK_REQ);
writel(val & ~PRCM_A9_MASK_REQ_PRCM_A9_MASK_REQ, PRCM_A9_MASK_REQ);
return 0;
}