From cdc71514a0f4f3e8c995f18d1119cef01a501dac Mon Sep 17 00:00:00 2001 From: Jarkko Nikula Date: Mon, 26 Sep 2011 10:45:39 +0300 Subject: ARM: OMAP: mcbsp: Implement generic register access Register access can be made more generic by calculating register address offsets runtime from common register definitions and by using reg_size and reg_step variables that are passed via platform data. Common register definitions are possible since McBSP registers are ordered similarly between OMAP versions. Remove also references to OMAP2+ specific config_type variable from generic McBSP code since other variables and feature flags are better to carry needed information from platform code. Signed-off-by: Jarkko Nikula Acked-by: Peter Ujfalusi Tested-by: Janusz Krzysztofik Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/mcbsp.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/arm/mach-omap2/mcbsp.c') diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 7a42f32bd87d..43b9ccffba9e 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -126,7 +126,11 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) return -ENOMEM; } - pdata->mcbsp_config_type = oh->class->rev; + pdata->reg_step = 4; + if (oh->class->rev < MCBSP_CONFIG_TYPE2) + pdata->reg_size = 2; + else + pdata->reg_size = 4; if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) -- cgit v1.2.3