ram: k3-ddrss: Remove 'ti,ecc-enable' support

The functionality of enabling Inline ECC is now controlled by
CONFIG_K3_INLINE_ECC. So, remove the support for 'ti,ecc-enable'
property to avoid redundancy and to ensure the Inline ECC feature is
mananged through build-time config.

Signed-off-by: Santhosh Kumar K <s-k6@ti.com>
Reviewed-by: Wadim Egorov <w.egorov@phytec.de>
diff --git a/drivers/ram/k3-ddrss/k3-ddrss.c b/drivers/ram/k3-ddrss/k3-ddrss.c
index e4f9891..05ea61b 100644
--- a/drivers/ram/k3-ddrss/k3-ddrss.c
+++ b/drivers/ram/k3-ddrss/k3-ddrss.c
@@ -151,7 +151,6 @@
 	lpddr4_privatedata pd;
 	struct k3_ddrss_ecc_region ecc_regions[K3_DDRSS_MAX_ECC_REGIONS];
 	u64 ecc_reserved_space;
-	bool ti_ecc_enabled;
 	u64 ddr_bank_base[CONFIG_NR_DRAM_BANKS];
 	u64 ddr_bank_size[CONFIG_NR_DRAM_BANKS];
 	u64 ddr_ram_size;
@@ -408,8 +407,6 @@
 	if (ret)
 		dev_err(dev, "ddr fhs cnt not populated %d\n", ret);
 
-	ddrss->ti_ecc_enabled = dev_read_bool(dev, "ti,ecc-enable");
-
 	return ret;
 }
 
@@ -792,7 +789,7 @@
 
 	k3_ddrss_ddr_bank_base_size_calc(ddrss);
 
-	if (ddrss->ti_ecc_enabled) {
+	if (IS_ENABLED(CONFIG_K3_INLINE_ECC)) {
 		if (!ddrss->ddrss_ss_cfg) {
 			printf("%s: ss_cfg is required if ecc is enabled but not provided.",
 			       __func__);