[BISECTED] BeagleBone Black doesn't boot after a58147c2dbbf

[Matwey V. Kornilov]

Hi Nishanth,

I just reverted 0dba4586 and have the following diff in the config:

diff --git a/configs/am335x_evm_defconfig b/configs/am335x_evm_defconfig
index b500ed0fdd..b403901879 100644
--- a/configs/am335x_evm_defconfig
+++ b/configs/am335x_evm_defconfig
@@ -9,6 +9,9 @@ CONFIG_AM335X_USB0=y
 CONFIG_AM335X_USB0_PERIPHERAL=y
 CONFIG_AM335X_USB1=y
 CONFIG_SPL=y
+CONFIG_DEBUG_UART_BASE=0x44e09000
+CONFIG_DEBUG_UART_CLOCK=48000000
+CONFIG_DEBUG_UART=y
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
 CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x4030ff00
@@ -102,6 +105,9 @@ CONFIG_DRIVER_TI_CPSW=y
 CONFIG_DM_PMIC=y
 # CONFIG_SPL_DM_PMIC is not set
 CONFIG_PMIC_TPS65217=y
+CONFIG_DEBUG_UART_OMAP=y
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_OMAP3_SPI=y


I've applied your patch and see the following output now:

<debug_uart>
ti_i2c_eeprom_get: 97: rc=0 header=0xee3355aa
ti_i2c_eeprom_get: 101: rc=0
ti_i2c_eeprom_get: 109: rc=0
ti_i2c_eeprom_get: 120: header=0xee3355aa
ti_i2c_eeprom_get: 138: header=0xee3355aa
ti_i2c_eeprom_get: 143: rc=0
ti_i2c_eeprom_get: 191: Out OK
Bad EEPROM or unknown board, cannot configure pinmux.