armv8: layerscape: Avoid code duplication for TZASC Instantiation

TZASC controller configurations are similar. Put them in a macro and
avoid code duplication.

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Sriram Dash <sriram.dash@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
index e9d373e4641fa4863cd33cd5f5225a8521956c61..ef3987ea84818082acd4ec6c897834ca5ad0a127 100644 (file)
--- a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
+++ b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
@@ -233,39 +233,45 @@ ENTRY(lowlevel_init)
         * NOTE: As per the CCSR map doc, TZASC 3 and TZASC 4 are just
         *       placeholders.
         */
-#ifdef CONFIG_FSL_TZASC_1
-       ldr     x1, =TZASC_GATE_KEEPER(0)
-       ldr     w0, [x1]                /* Filter 0 Gate Keeper Register */
-       orr     w0, w0, #1 << 0         /* Set open_request for Filter 0 */
-       str     w0, [x1]
 
-       ldr     x1, =TZASC_REGION_ATTRIBUTES_0(0)
-       ldr     w0, [x1]                /* Region-0 Attributes Register */
-       orr     w0, w0, #1 << 31        /* Set Sec global write en, Bit[31] */
-       orr     w0, w0, #1 << 30        /* Set Sec global read en, Bit[30] */
-       str     w0, [x1]
+.macro tzasc_prog, xreg
+
+       mov     x12, TZASC1_BASE
+       mov     x16, #0x10000
+       mul     x14, \xreg, x16
+       add     x14, x14,x12
+       mov     x1, #0x8
+       add     x1, x1, x14
+
+       ldr     w0, [x1]                /* Filter 0 Gate Keeper Register */
+       orr     w0, w0, #1 << 0         /* Set open_request for Filter 0 */
+       str     w0, [x1]
+
+       mov     x1, #0x110
+       add     x1, x1, x14
+
+       ldr     w0, [x1]                /* Region-0 Attributes Register */
+       orr     w0, w0, #1 << 31        /* Set Sec global write en, Bit[31] */
+       orr     w0, w0, #1 << 30        /* Set Sec global read en, Bit[30] */
+       str     w0, [x1]
+
+       mov     x1, #0x114
+       add     x1, x1, x14
+
+       ldr     w0, [x1]                /* Region-0 Access Register */
+       mov     w0, #0xFFFFFFFF         /* Set nsaid_wr_en and nsaid_rd_en */
+       str     w0, [x1]
+.endm
+
+#ifdef CONFIG_FSL_TZASC_1
+       mov     x13, #0
+       tzasc_prog      x13
 
-       ldr     x1, =TZASC_REGION_ID_ACCESS_0(0)
-       ldr     w0, [x1]                /* Region-0 Access Register */
-       mov     w0, #0xFFFFFFFF         /* Set nsaid_wr_en and nsaid_rd_en */
-       str     w0, [x1]
 #endif
 #ifdef CONFIG_FSL_TZASC_2
-       ldr     x1, =TZASC_GATE_KEEPER(1)
-       ldr     w0, [x1]                /* Filter 0 Gate Keeper Register */
-       orr     w0, w0, #1 << 0         /* Set open_request for Filter 0 */
-       str     w0, [x1]
-
-       ldr     x1, =TZASC_REGION_ATTRIBUTES_0(1)
-       ldr     w0, [x1]                /* Region-1 Attributes Register */
-       orr     w0, w0, #1 << 31        /* Set Sec global write en, Bit[31] */
-       orr     w0, w0, #1 << 30        /* Set Sec global read en, Bit[30] */
-       str     w0, [x1]
+       mov     x13, #1
+       tzasc_prog      x13
 
-       ldr     x1, =TZASC_REGION_ID_ACCESS_0(1)
-       ldr     w0, [x1]                /* Region-1 Attributes Register */
-       mov     w0, #0xFFFFFFFF         /* Set nsaid_wr_en and nsaid_rd_en */
-       str     w0, [x1]
 #endif
        isb
        dsb     sy