imx8m: set BYPASS ID SWAP to avoid AXI bus errors

set the BYPASS ID SWAP bit (GPR10 bit 1) in order for GPU not to
generated AXI bus errors with TZC380 enabled.

Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c
index dd393b581be9b713cff64dad1c163e72beba19a9..261f586fc02d1a54755fcf3f2bd0f8057d4a1646 100644 (file)
--- a/arch/arm/mach-imx/imx8m/soc.c
+++ b/arch/arm/mach-imx/imx8m/soc.c
@@ -55,6 +55,8 @@ void enable_tzc380(void)
        /* Enable TZASC and lock setting */
        setbits_le32(&gpr->gpr[10], GPR_TZASC_EN);
        setbits_le32(&gpr->gpr[10], GPR_TZASC_EN_LOCK);
+       if (IS_ENABLED(CONFIG_IMX8MM))
+               setbits_le32(&gpr->gpr[10], BIT(1));
 }
 
 void set_wdog_reset(struct wdog_regs *wdog)