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ARM: OMAP2+: Add support for board specific auxdata quirks 

Looks like some boards need to fill in the auxdata before
we call of_platform_populate(). Let's add support for
auxdata quirks like we already have for pdata quirks for
legacy drivers.

Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tony Lindgren 2013-11-25 15:17:09 -08:00
parent 282ce32e62
commit 036582f76a
1 changed files with 25 additions and 7 deletions
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32
arch/arm/mach-omap2/pdata-quirks.c
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@ -125,7 +125,18 @@ void omap_pcs_legacy_init(int irq, void (*rearm)(void))
pcs_pdata.rearm = rearm;
}
/*
* Few boards still need auxdata populated before we populate
* the dev entries in of_platform_populate().
*/
static struct pdata_init auxdata_quirks[] __initdata = {
{ /* sentinel */ },
};
struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
#ifdef CONFIG_MACH_NOKIA_N8X0
OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
#endif
#ifdef CONFIG_ARCH_OMAP3
OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata),
OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata),
@ -137,6 +148,10 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
{ /* sentinel */ },
};
/*
* Few boards still need to initialize some legacy devices with
* platform data until the drivers support device tree.
*/
static struct pdata_init pdata_quirks[] __initdata = {
#ifdef CONFIG_ARCH_OMAP3
{ "nokia,omap3-n900", hsmmc2_internal_input_clk, },
@ -156,14 +171,8 @@ static struct pdata_init pdata_quirks[] __initdata = {
{ /* sentinel */ },
};
void __init pdata_quirks_init(struct of_device_id *omap_dt_match_table)
static void pdata_quirks_check(struct pdata_init *quirks)
{
struct pdata_init *quirks = pdata_quirks;
omap_sdrc_init(NULL, NULL);
of_platform_populate(NULL, omap_dt_match_table,
omap_auxdata_lookup, NULL);
while (quirks->compatible) {
if (of_machine_is_compatible(quirks->compatible)) {
if (quirks->fn)
@ -173,3 +182,12 @@ void __init pdata_quirks_init(struct of_device_id *omap_dt_match_table)
quirks++;
}
}
void __init pdata_quirks_init(struct of_device_id *omap_dt_match_table)
{
omap_sdrc_init(NULL, NULL);
pdata_quirks_check(auxdata_quirks);
of_platform_populate(NULL, omap_dt_match_table,
omap_auxdata_lookup, NULL);
pdata_quirks_check(pdata_quirks);
}