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ARM: OMAP: Allow registering pin mux function

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This patch changes pin multiplexing init to allow registering
custom function. The omap_cfg_reg() func will be split into
omap processor specific functions in later patch.

This is done to make adding omap3 pin multiplexing easier.

Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tony Lindgren
2008-01-25 00:42:48 -08:00
parent 672e302e3c
commit 7d7f665d5d
4 changed files with 60 additions and 20 deletions
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21
arch/arm/mach-omap2/mux.c
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@@ -32,6 +32,8 @@
#ifdef CONFIG_OMAP_MUX
static struct omap_mux_cfg arch_mux_cfg;
/* NOTE: See mux.h for the enumeration */
struct pin_config __initdata_or_module omap24xx_pins[] = {
@@ -169,10 +171,25 @@ MUX_CFG_24XX("B13_24XX_KBC6", 0x110, 3, 0, 0, 1)
};
#ifdef CONFIG_ARCH_OMAP24XX
int __init_or_module omap24xx_cfg_reg(const struct pin_config *cfg)
{
return 0;
}
#endif
int __init omap2_mux_init(void)
{
omap_mux_register(omap24xx_pins, ARRAY_SIZE(omap24xx_pins));
return 0;
#ifdef CONFIG_ARCH_OMAP24XX
if (cpu_is_omap24xx()) {
arch_mux_cfg.pins = omap24xx_pins;
arch_mux_cfg.size = ARRAY_SIZE(omap24xx_pins);
arch_mux_cfg.cfg_reg = omap24xx_cfg_reg;
}
#endif
return omap_mux_register(&arch_mux_cfg);
}
#endif