armv8: fsl-lsch3: Conditionally apply workaround for erratum a0009203

This i2c errata only applies to LS2080A and its variants, namely
LS2080A, LS2085A and LS2088A.
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/cpu/armv8/fsl-layerscape/Kconfig

@@ -73,6 +73,7 @@ config ARCH_LS2080A
 	select SYS_FSL_ERRATUM_A009803
 	select SYS_FSL_ERRATUM_A009942
 	select SYS_FSL_ERRATUM_A010165
+	select SYS_FSL_ERRATUM_A009203
 	select ARCH_EARLY_INIT_R
 	select BOARD_EARLY_INIT_F
 
@@ -307,6 +308,9 @@ config SYS_FSL_ERRATUM_A008585
 config SYS_FSL_ERRATUM_A008850
 	bool
 
+config SYS_FSL_ERRATUM_A009203
+	bool
+
 config SYS_FSL_ERRATUM_A009635
 	bool
 

arch/arm/cpu/armv8/fsl-layerscape/soc.c

@@ -152,6 +152,7 @@ static void erratum_rcw_src(void)
  * This erratum requires setting glitch_en bit to enable
  * digital glitch filter to improve clock stability.
  */
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
 static void erratum_a009203(void)
 {
 	u8 __iomem *ptr;
@@ -178,6 +179,7 @@ static void erratum_a009203(void)
 #endif
 #endif
 }
+#endif
 
 void bypass_smmu(void)
 {
@@ -191,7 +193,9 @@ void fsl_lsch3_early_init_f(void)
 {
 	erratum_rcw_src();
 	init_early_memctl_regs();	/* tighten IFC timing */
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
 	erratum_a009203();
+#endif
 	erratum_a008514();
 	erratum_a008336();
 #ifdef CONFIG_CHAIN_OF_TRUST