- revision = s1d13xxxfb_readreg(default_par, S1DREG_REV_CODE);
- if ((revision >> 2) != S1D_CHIP_REV) {
- printk(KERN_INFO PFX "chip not found: %i\n", (revision >> 2));
- ret = -ENODEV;
+ revision = s1d13xxxfb_readreg(default_par, S1DREG_REV_CODE) >> 2;
+
+ ret = -ENODEV;
+
+ for (i = 0; i < ARRAY_SIZE(s1d13xxxfb_revisions); i++) {
+ if (revision == s1d13xxxfb_revisions[i])
+ ret = 0;
+ }
+
+ if (!ret)
+ printk(KERN_INFO PFX "chip revision %i\n", revision);
+ else {
+ printk(KERN_INFO PFX "unknown chip revision %i\n", revision);