MAIN CPSW0 requires the PHY to be powered on and reset for QSGMII operation. Add a env variable to configure driving "0" on ENET_EXP_PWRDN controlled by GPIO EXPANDER2 (I2C Addr: 0x22), PIN: 17 and driving "1" on ENET_EXP_RESETZ controlled by GPIO EXPANDER2 (I2C Addr: 0x22), PIN: 18.
Signed-off-by: Kishon Vijay Abraham I kishon@ti.com Reviewed-by: Suman Anna s-anna@ti.com --- include/configs/j721e_evm.h | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/include/configs/j721e_evm.h b/include/configs/j721e_evm.h index b707fc4e89..00d0a18a68 100644 --- a/include/configs/j721e_evm.h +++ b/include/configs/j721e_evm.h @@ -139,11 +139,24 @@ #endif /* CONFIG_TARGET_J721E_A72_EVM */
#ifdef CONFIG_TARGET_J7200_A72_EVM +#define EXTRA_ENV_CONFIG_MAIN_CPSW0_QSGMII_PHY \ + "do_main_cpsw0_qsgmii_phyinit=1\0" \ + "init_main_cpsw0_qsgmii_phy=gpio set gpio@22_17;" \ + "gpio clear gpio@22_16\0" \ + "main_cpsw0_qsgmii_phyinit=" \ + "if test ${do_main_cpsw0_qsgmii_phyinit} -eq 1 && test ${dorprocboot} -eq 1 && " \ + "test ${boot} = mmc; then " \ + "run init_main_cpsw0_qsgmii_phy;" \ + "fi;\0" #define DEFAULT_RPROCS "" \ "2 /lib/firmware/j7200-main-r5f0_0-fw " \ "3 /lib/firmware/j7200-main-r5f0_1-fw " #endif /* CONFIG_TARGET_J7200_A72_EVM */
+#ifndef EXTRA_ENV_CONFIG_MAIN_CPSW0_QSGMII_PHY +#define EXTRA_ENV_CONFIG_MAIN_CPSW0_QSGMII_PHY +#endif + /* set default dfu_bufsiz to 128KB (sector size of OSPI) */ #define EXTRA_ENV_DFUARGS \ "dfu_bufsiz=0x20000\0" \ @@ -170,7 +183,8 @@ EXTRA_ENV_RPROC_SETTINGS \ EXTRA_ENV_DFUARGS \ DEFAULT_UFS_TI_ARGS \ - EXTRA_ENV_J721E_BOARD_SETTINGS_MTD + EXTRA_ENV_J721E_BOARD_SETTINGS_MTD \ + EXTRA_ENV_CONFIG_MAIN_CPSW0_QSGMII_PHY
/* Now for the remaining common defines */ #include <configs/ti_armv7_common.h>