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| author | Eric Miao <eric.miao@linaro.org> | 2011-12-22 11:55:01 +0800 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2011-12-26 10:18:59 +0800 |
| commit | 733d1724d7c5c79113d8063d3d9d93e8c80cea82 (patch) | |
| tree | 667b61e18807b0fe2cb884c480d5933a5e4db19a /arch/arm/mach-imx | |
| parent | 46ec1b26901ea7bd0dc3287e8dbd1221b3a51fed (diff) | |
| download | linux-3.10-733d1724d7c5c79113d8063d3d9d93e8c80cea82.tar.gz linux-3.10-733d1724d7c5c79113d8063d3d9d93e8c80cea82.tar.bz2 linux-3.10-733d1724d7c5c79113d8063d3d9d93e8c80cea82.zip | |
ARM: imx6q: resume PL310 only when CACHE_L2X0 defined
Original patch from Lothar Waßmann, this patch fixes a building error
when CONFIG_CACHE_L2X0 is not defined.
Cc: Lothar Waßmann <lw@karo-electronics.de>
Signed-off-by: Eric Miao <eric.miao@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/mach-imx')
| -rw-r--r-- | arch/arm/mach-imx/head-v7.S | 13 | ||||
| -rw-r--r-- | arch/arm/mach-imx/pm-imx6q.c | 2 |
2 files changed, 11 insertions, 4 deletions
diff --git a/arch/arm/mach-imx/head-v7.S b/arch/arm/mach-imx/head-v7.S index a59cae747af..cec23a857c7 100644 --- a/arch/arm/mach-imx/head-v7.S +++ b/arch/arm/mach-imx/head-v7.S @@ -80,6 +80,7 @@ ENDPROC(v7_secondary_startup) .data .align +#ifdef CONFIG_CACHE_L2X0 .macro pl310_resume ldr r2, phys_l2x0_saved_regs ldr r0, [r2, #L2X0_R_PHY_BASE] @ get physical base of l2x0 @@ -89,13 +90,17 @@ ENDPROC(v7_secondary_startup) str r1, [r0, #L2X0_CTRL] @ re-enable L2 .endm + .globl phys_l2x0_saved_regs +phys_l2x0_saved_regs: + .long 0 +#else + .macro pl310_resume + .endm +#endif + ENTRY(v7_cpu_resume) bl v7_invalidate_l1 pl310_resume b cpu_resume ENDPROC(v7_cpu_resume) - - .globl phys_l2x0_saved_regs -phys_l2x0_saved_regs: - .long 0 #endif diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c index f20f191d7cc..f7b0c2b1b90 100644 --- a/arch/arm/mach-imx/pm-imx6q.c +++ b/arch/arm/mach-imx/pm-imx6q.c @@ -64,7 +64,9 @@ void __init imx6q_pm_init(void) * address of the data structure used by l2x0 core to save registers, * and later restore the necessary ones in imx6q resume entry. */ +#ifdef CONFIG_CACHE_L2X0 phys_l2x0_saved_regs = __pa(&l2x0_saved_regs); +#endif suspend_set_ops(&imx6q_pm_ops); } |