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i.MX SoC updates for 4.16:

Browse source 
- Drop power saving status checking from MMDC driver probe function,
    since there is nothing really depending on power saving being
    enabled.
  - Clean up unused imx3 pm definitions.
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Merge tag 'imx-soc-4.16' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/soc

Pull "i.MX SoC updates for 4.16" from Shawn Guo:

 - Drop power saving status checking from MMDC driver probe function,
   since there is nothing really depending on power saving being
   enabled.
 - Clean up unused imx3 pm definitions.

* tag 'imx-soc-4.16' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: imx: remove unused imx3 pm definitions
  ARM: imx: don't abort MMDC probe if power saving status doesn't match
This commit is contained in:
Arnd Bergmann 2018-01-05 17:52:29 +01:00
commit 95f7f383b6
2 changed files with 0 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

9
arch/arm/mach-imx/common.h
View file

@ -71,15 +71,6 @@ enum mxc_cpu_pwr_mode {
STOP_POWER_OFF, /* STOP + SRPG */
};
enum mx3_cpu_pwr_mode {
MX3_RUN,
MX3_WAIT,
MX3_DOZE,
MX3_SLEEP,
};
void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode);
void imx_enable_cpu(int cpu, bool enable);
void imx_set_cpu_jump(int cpu, void *jump_addr);
u32 imx_get_cpu_arg(int cpu);

11
arch/arm/mach-imx/mmdc.c
View file

@ -547,7 +547,6 @@ static int imx_mmdc_probe(struct platform_device *pdev)
struct device_node *np = pdev->dev.of_node;
void __iomem *mmdc_base, *reg;
u32 val;
int timeout = 0x400;
mmdc_base = of_iomap(np, 0);
WARN_ON(!mmdc_base);
@ -565,16 +564,6 @@ static int imx_mmdc_probe(struct platform_device *pdev)
val &= ~(1 << BP_MMDC_MAPSR_PSD);
writel_relaxed(val, reg);
/* Ensure it's successfully enabled */
while (!(readl_relaxed(reg) & 1 << BP_MMDC_MAPSR_PSS) && --timeout)
cpu_relax();
if (unlikely(!timeout)) {
pr_warn("%s: failed to enable automatic power saving\n",
__func__);
return -EBUSY;
}
return imx_mmdc_perf_init(pdev, mmdc_base);
}