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DIR:OUT; SFP:1101; SCL:1; SRVR:AM0PR04MB5204; H:AM0PR04MB4481.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: KXvcVAMcMHyTpBnJqFIqxTybrs2mtZi2pFbZDu1k5wvGF8Z/2G2g4TQ3JOa8PKI8xfxxxiYher/7ulugA1jWVFwdHFvzKYRqh4YDeXgTUgQ9HQ8udVFZyaBSDUqzOXFIwkzBlE+HW3OiJobBMr0FP/FrgEKKydbOaBj2WK3kehfxAzS/z2viYY8W0O6UtySFE8Slx0ad7CEk31OEI4Lsv/vFEhtmnnemj4JMX7jn/Ixh9dRkjiixqyAclwA2rvYymzKlWuUX5bY8YRkcDyNmK2d/HEGRe/jDjtEPo9ukcTidIZodoDQ4Uc2v5wb5i2aCIJtds7nBCtUfPPlKl7CEWAqx8t27Nd256Qv8ffS2/Z/+1LDeyKOkjiHuX7KHBE0IVtdMCvsgDgd/L8ljpI/HGHnY3sR3TQIvJvZYHiuf/y4= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: c6e38051-d16c-4dd1-c774-08d6cd55517e X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Apr 2019 10:19:24.7128 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5204 Cc: "trini@konsulko.com" , "u-boot@lists.denx.de" , dl-uboot-imx , "sr@denx.de" Subject: [U-Boot] [i.MX8MM+CCF 32/41] imx8m: set BYPASS ID SWAP to avoid AXI bus errors X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" 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 --- arch/arm/mach-imx/imx8m/soc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c index 5e9481c565..3918578399 100644 --- a/arch/arm/mach-imx/imx8m/soc.c +++ b/arch/arm/mach-imx/imx8m/soc.c @@ -59,6 +59,8 @@ 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)