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It's the second batch of fixes for 3.8, which includes one fixing for

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!CONFIG_SMP build, two patches fixing broken imxfb driver caused by
 multiplatform conversion, and a couple of pm/hotplug fixes.
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Merge tag 'imx-fixes-3.8-2' of git://git.linaro.org/people/shawnguo/linux-2.6 into fixes

From Shawn Guo:
It's the second batch of fixes for 3.8, which includes one fixing for
!CONFIG_SMP build, two patches fixing broken imxfb driver caused by
multiplatform conversion, and a couple of pm/hotplug fixes.

* tag 'imx-fixes-3.8-2' of git://git.linaro.org/people/shawnguo/linux-2.6:
  ARM: imx: correct low-power mode setting
  ARM: imx: disable cpu in .cpu_kill hook
  video: imxfb: fix imxfb_info configuration order
  ARM: imx: platform-imx-fb: modifies platform device name
  ARM: imx: fix build error with !CONFIG_SMP

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2013-01-15 10:55:40 -08:00
commit 6960d46a88
8 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/mach-imx/Kconfig
View File

@ -853,6 +853,7 @@ config SOC_IMX6Q
select HAVE_CAN_FLEXCAN if CAN select HAVE_CAN_FLEXCAN if CAN
select HAVE_IMX_GPC select HAVE_IMX_GPC
select HAVE_IMX_MMDC select HAVE_IMX_MMDC
select HAVE_IMX_SRC
select HAVE_SMP select HAVE_SMP
select MFD_SYSCON select MFD_SYSCON
select PINCTRL select PINCTRL

3
arch/arm/mach-imx/clk-imx6q.c
View File

@ -436,6 +436,9 @@ int __init mx6q_clocks_init(void)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clk[clks_init_on[i]]); clk_prepare_enable(clk[clks_init_on[i]]);
/* Set initial power mode */
imx6q_set_lpm(WAIT_CLOCKED);
np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt"); np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt");
base = of_iomap(np, 0); base = of_iomap(np, 0);
WARN_ON(!base); WARN_ON(!base);

1
arch/arm/mach-imx/common.h
View File

@ -142,6 +142,7 @@ extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
extern void imx6q_clock_map_io(void); extern void imx6q_clock_map_io(void);
extern void imx_cpu_die(unsigned int cpu); extern void imx_cpu_die(unsigned int cpu);
extern int imx_cpu_kill(unsigned int cpu);
#ifdef CONFIG_PM #ifdef CONFIG_PM
extern void imx6q_pm_init(void); extern void imx6q_pm_init(void);

2
arch/arm/mach-imx/devices/platform-imx-fb.c
View File

@ -54,7 +54,7 @@ struct platform_device *__init imx_add_imx_fb(
.flags = IORESOURCE_IRQ, .flags = IORESOURCE_IRQ,
}, },
}; };
return imx_add_platform_device_dmamask("imx-fb", 0, return imx_add_platform_device_dmamask(data->devid, 0,
res, ARRAY_SIZE(res), res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32)); pdata, sizeof(*pdata), DMA_BIT_MASK(32));
} }

12
arch/arm/mach-imx/hotplug.c
View File

@ -46,9 +46,11 @@ static inline void cpu_enter_lowpower(void)
void imx_cpu_die(unsigned int cpu) void imx_cpu_die(unsigned int cpu)
{ {
cpu_enter_lowpower(); cpu_enter_lowpower();
imx_enable_cpu(cpu, false); cpu_do_idle();
}
/* spin here until hardware takes it down */
while (1) int imx_cpu_kill(unsigned int cpu)
; {
imx_enable_cpu(cpu, false);
return 1;
} }

1
arch/arm/mach-imx/platsmp.c
View File

@ -92,5 +92,6 @@ struct smp_operations imx_smp_ops __initdata = {
.smp_boot_secondary = imx_boot_secondary, .smp_boot_secondary = imx_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU #ifdef CONFIG_HOTPLUG_CPU
.cpu_die = imx_cpu_die, .cpu_die = imx_cpu_die,
.cpu_kill = imx_cpu_kill,
#endif #endif
}; };

1
arch/arm/mach-imx/pm-imx6q.c
View File

@ -41,6 +41,7 @@ static int imx6q_pm_enter(suspend_state_t state)
cpu_suspend(0, imx6q_suspend_finish); cpu_suspend(0, imx6q_suspend_finish);
imx_smp_prepare(); imx_smp_prepare();
imx_gpc_post_resume(); imx_gpc_post_resume();
imx6q_set_lpm(WAIT_CLOCKED);
break; break;
default: default:
return -EINVAL; return -EINVAL;

3
drivers/video/imxfb.c
View File

@ -729,6 +729,8 @@ static int __init imxfb_init_fbinfo(struct platform_device *pdev)
memset(fbi, 0, sizeof(struct imxfb_info)); memset(fbi, 0, sizeof(struct imxfb_info));
fbi->devtype = pdev->id_entry->driver_data;
strlcpy(info->fix.id, IMX_NAME, sizeof(info->fix.id)); strlcpy(info->fix.id, IMX_NAME, sizeof(info->fix.id));
info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.type = FB_TYPE_PACKED_PIXELS;
@ -789,7 +791,6 @@ static int __init imxfb_probe(struct platform_device *pdev)
return -ENOMEM; return -ENOMEM;
fbi = info->par; fbi = info->par;
fbi->devtype = pdev->id_entry->driver_data;
if (!fb_mode) if (!fb_mode)
fb_mode = pdata->mode[0].mode.name; fb_mode = pdata->mode[0].mode.name;