[PATCH] ARM: pxa: fix dm9000 platform data regression

Igor Grinberg grinberg at compulab.co.il
Wed Jul 15 01:23:15 PDT 2015


Hi Robert,

On 07/12/15 02:32, Robert Jarzmik wrote:
> Since dm9000 driver added support for a vcc regulator, platform data
> based platforms have their ethernet broken, as the regulator claiming
> returns -EPROBE_DEFER and prevents dm9000 loading.
> 
> This patch fixes this for all pxa boards using dm9000, by using the
> specific regulator_has_full_constraints() function.
> 
> This was discovered and tested on the cm-x300 board.
> 
> Fixes: 7994fe55a4a2 ("dm9000: Add regulator and reset support to dm9000")
> Signed-off-by: Robert Jarzmik <robert.jarzmik at free.fr>

Thanks for the patch!
Acked-by: Igor Grinberg <grinberg at compulab.co.il>

> ---
>  arch/arm/mach-pxa/capc7117.c       | 3 +++
>  arch/arm/mach-pxa/cm-x2xx.c        | 3 +++
>  arch/arm/mach-pxa/cm-x300.c        | 2 ++
>  arch/arm/mach-pxa/colibri-pxa270.c | 3 +++
>  arch/arm/mach-pxa/em-x270.c        | 2 ++
>  arch/arm/mach-pxa/icontrol.c       | 3 +++
>  arch/arm/mach-pxa/trizeps4.c       | 3 +++
>  arch/arm/mach-pxa/vpac270.c        | 3 +++
>  arch/arm/mach-pxa/zeus.c           | 2 ++
>  9 files changed, 24 insertions(+)
> 
> diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c
> index c092730749b9..bf366b39fa61 100644
> --- a/arch/arm/mach-pxa/capc7117.c
> +++ b/arch/arm/mach-pxa/capc7117.c
> @@ -24,6 +24,7 @@
>  #include <linux/ata_platform.h>
>  #include <linux/serial_8250.h>
>  #include <linux/gpio.h>
> +#include <linux/regulator/machine.h>
>  
>  #include <asm/mach-types.h>
>  #include <asm/mach/arch.h>
> @@ -144,6 +145,8 @@ static void __init capc7117_init(void)
>  
>  	capc7117_uarts_init();
>  	capc7117_ide_init();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  MACHINE_START(CAPC7117,
> diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c
> index bb99f59a36d8..a17a91eb8e9a 100644
> --- a/arch/arm/mach-pxa/cm-x2xx.c
> +++ b/arch/arm/mach-pxa/cm-x2xx.c
> @@ -13,6 +13,7 @@
>  #include <linux/syscore_ops.h>
>  #include <linux/irq.h>
>  #include <linux/gpio.h>
> +#include <linux/regulator/machine.h>
>  
>  #include <linux/dm9000.h>
>  #include <linux/leds.h>
> @@ -466,6 +467,8 @@ static void __init cmx2xx_init(void)
>  	cmx2xx_init_ac97();
>  	cmx2xx_init_touchscreen();
>  	cmx2xx_init_leds();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  static void __init cmx2xx_init_irq(void)
> diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
> index 4d3588d26c2a..5851f4c254c1 100644
> --- a/arch/arm/mach-pxa/cm-x300.c
> +++ b/arch/arm/mach-pxa/cm-x300.c
> @@ -835,6 +835,8 @@ static void __init cm_x300_init(void)
>  	cm_x300_init_ac97();
>  	cm_x300_init_wi2wi();
>  	cm_x300_init_bl();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  static void __init cm_x300_fixup(struct tag *tags, char **cmdline)
> diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c
> index 5f9d9303b346..3503826333c7 100644
> --- a/arch/arm/mach-pxa/colibri-pxa270.c
> +++ b/arch/arm/mach-pxa/colibri-pxa270.c
> @@ -18,6 +18,7 @@
>  #include <linux/mtd/partitions.h>
>  #include <linux/mtd/physmap.h>
>  #include <linux/platform_device.h>
> +#include <linux/regulator/machine.h>
>  #include <linux/ucb1400.h>
>  
>  #include <asm/mach/arch.h>
> @@ -294,6 +295,8 @@ static void __init colibri_pxa270_init(void)
>  		printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n",
>  				colibri_pxa270_baseboard);
>  	}
> +
> +	regulator_has_full_constraints();
>  }
>  
>  /* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either
> diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
> index 51531ecffca8..9d7072b04045 100644
> --- a/arch/arm/mach-pxa/em-x270.c
> +++ b/arch/arm/mach-pxa/em-x270.c
> @@ -1306,6 +1306,8 @@ static void __init em_x270_init(void)
>  	em_x270_init_i2c();
>  	em_x270_init_camera();
>  	em_x270_userspace_consumers_init();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  MACHINE_START(EM_X270, "Compulab EM-X270")
> diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c
> index c98511c5abd1..9b0eb0252af6 100644
> --- a/arch/arm/mach-pxa/icontrol.c
> +++ b/arch/arm/mach-pxa/icontrol.c
> @@ -26,6 +26,7 @@
>  #include <linux/spi/spi.h>
>  #include <linux/spi/pxa2xx_spi.h>
>  #include <linux/can/platform/mcp251x.h>
> +#include <linux/regulator/machine.h>
>  
>  #include "generic.h"
>  
> @@ -185,6 +186,8 @@ static void __init icontrol_init(void)
>  	mxm_8x10_mmc_init();
>  
>  	icontrol_can_init();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  MACHINE_START(ICONTROL, "iControl/SafeTcam boards using Embedian MXM-8x10 CoM")
> diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
> index 872dcb20e757..066e3a250ee0 100644
> --- a/arch/arm/mach-pxa/trizeps4.c
> +++ b/arch/arm/mach-pxa/trizeps4.c
> @@ -26,6 +26,7 @@
>  #include <linux/dm9000.h>
>  #include <linux/mtd/physmap.h>
>  #include <linux/mtd/partitions.h>
> +#include <linux/regulator/machine.h>
>  #include <linux/i2c/pxa-i2c.h>
>  
>  #include <asm/types.h>
> @@ -534,6 +535,8 @@ static void __init trizeps4_init(void)
>  
>  	BCR_writew(trizeps_conxs_bcr);
>  	board_backlight_power(1);
> +
> +	regulator_has_full_constraints();
>  }
>  
>  static void __init trizeps4_map_io(void)
> diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
> index aa89488f961e..54122a983ae3 100644
> --- a/arch/arm/mach-pxa/vpac270.c
> +++ b/arch/arm/mach-pxa/vpac270.c
> @@ -24,6 +24,7 @@
>  #include <linux/dm9000.h>
>  #include <linux/ucb1400.h>
>  #include <linux/ata_platform.h>
> +#include <linux/regulator/machine.h>
>  #include <linux/regulator/max1586.h>
>  #include <linux/i2c/pxa-i2c.h>
>  
> @@ -711,6 +712,8 @@ static void __init vpac270_init(void)
>  	vpac270_ts_init();
>  	vpac270_rtc_init();
>  	vpac270_ide_init();
> +
> +	regulator_has_full_constraints();
>  }
>  
>  MACHINE_START(VPAC270, "Voipac PXA270")
> diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
> index ac2ae5c71ab4..6158566fa0f7 100644
> --- a/arch/arm/mach-pxa/zeus.c
> +++ b/arch/arm/mach-pxa/zeus.c
> @@ -868,6 +868,8 @@ static void __init zeus_init(void)
>  	i2c_register_board_info(0, ARRAY_AND_SIZE(zeus_i2c_devices));
>  	pxa2xx_set_spi_info(3, &pxa2xx_spi_ssp3_master_info);
>  	spi_register_board_info(zeus_spi_board_info, ARRAY_SIZE(zeus_spi_board_info));
> +
> +	regulator_has_full_constraints();
>  }
>  
>  static struct map_desc zeus_io_desc[] __initdata = {
> 

-- 
Regards,
Igor.



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