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Commit a757ad8b authored by Eric Miao's avatar Eric Miao Committed by Eric Miao
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[ARM] pxa: allow PWM ID base number to be specified in pwm_id_table 



PWMs on PXA168/910 start at number 1 instead of 0, (i.e. PWM1/2/3/4 instead
of PWM0/1/2/3 on PXA25x/PXA27x/PXA3xx). Allow this number to be specified
in pwm_id_table.

Signed-off-by: default avatarEric Miao <eric.miao@marvell.com>
parent 3d2a98cd

arch/arm/mach-pxa/pwm.c

+3 −2
Original line number Diff line number Diff line
@@ -22,11 +22,12 @@ 
#include <asm/div64.h>



#define HAS_SECONDARY_PWM	0x10

#define PWM_ID_BASE(d)		((d) & 0xf)



static const struct platform_device_id pwm_id_table[] = {

	/*   PWM    has_secondary_pwm? */

	{ "pxa25x-pwm", 0 },

	{ "pxa27x-pwm", HAS_SECONDARY_PWM },

	{ "pxa27x-pwm", 0 | HAS_SECONDARY_PWM },

	{ },

};

MODULE_DEVICE_TABLE(platform, pwm_id_table);
@@ -191,7 +192,7 @@ static int __devinit pwm_probe(struct platform_device *pdev) 
	pwm->clk_enabled = 0;



	pwm->use_count = 0;

	pwm->pwm_id = pdev->id;

	pwm->pwm_id = PWM_ID_BASE(id->driver_data) + pdev->id;

	pwm->pdev = pdev;



	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);