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armv8: layerscape: Avoid code duplication for TZASC Instantiation

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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>
This commit is contained in:
Sriram Dash 2018-03-26 14:22:43 +05:30 committed by York Sun
parent f195fad178
commit bda33d3c6c
1 changed files with 34 additions and 28 deletions
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62
arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S
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@ -233,39 +233,45 @@ ENTRY(lowlevel_init)
* NOTE: As per the CCSR map doc, TZASC 3 and TZASC 4 are just
* placeholders.
*/
.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
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]
mov x13, #0
tzasc_prog x13
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]
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]
mov x13, #1
tzasc_prog x13
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]
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