static unsigned int __sysmmu_version(struct sysmmu_drvdata *drvdata,
int idx, unsigned int *minor)
{
unsigned int major;
major = readl(drvdata->sfrbases[idx] + REG_MMU_VERSION);
if ((MMU_MAJ_VER(major) == 0) || (MMU_MAJ_VER(major) > 3)) {
/* register MMU_VERSION is used for special purpose */
if (drvdata->ver.major == 0) {
/* min ver. is not important for System MMU 1 and 2 */
major = 1;
} else {
if (minor)
*minor = drvdata->ver.minor;
major = drvdata->ver.major;
}
return major;
}
if (minor)
*minor = MMU_MIN_VER(major);
major = MMU_MAJ_VER(major);
return major;
}
static void __sysmmu_init_config(struct sysmmu_drvdata *data)
{
unsigned int cfg = CFG_LRU | CFG_QOS(15);
unsigned int ver;
ver = __raw_sysmmu_version(data);
if (MMU_MAJ_VER(ver) == 3) {
if (MMU_MIN_VER(ver) >= 2) {
cfg |= CFG_FLPDCACHE;
if (MMU_MIN_VER(ver) == 3) {
cfg |= CFG_ACGEN;
cfg &= ~CFG_LRU;
} else {
cfg |= CFG_SYSSEL;
}
}
}
__raw_writel(cfg, data->sfrbase + REG_MMU_CFG);
}
