[U-Boot] [PATCH] powerpc: 85xx: Modify CONFIG_USB_MAX_CONTROLLER_COUNT for P1022DS

ying.zhang at freescale.com ying.zhang at freescale.com
Fri Jan 30 07:52:11 CET 2015


From: Ying Zhang <b40530 at freescale.com>

Modify CONFIG_USB_MAX_CONTROLLER_COUNT value to 1 on P1022DS.
As ETSEC2 and USB2 are muxed; thus if ETSEC2 is enabled, the
system bus hangs on USB2 if ETSEC2 is enabled but "usb start"
command is issued. Hence making default controller count to 1
to avoid system hang.

Signed-off-by: Nikhil Badola <nikhil.badola at freescale.com>
Reviewed-by: Yusong Sun <yorksun at freescale.com>
---
 arch/powerpc/include/asm/config_mpc85xx.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h
index 01b0905..d0e0021 100644
--- a/arch/powerpc/include/asm/config_mpc85xx.h
+++ b/arch/powerpc/include/asm/config_mpc85xx.h
@@ -201,7 +201,7 @@
 #elif defined(CONFIG_P1013)
 #define CONFIG_MAX_CPUS			1
 #define CONFIG_SYS_FSL_NUM_LAWS		12
-#define CONFIG_USB_MAX_CONTROLLER_COUNT	2
+#define CONFIG_USB_MAX_CONTROLLER_COUNT	1
 #define CONFIG_SYS_PPC_E500_DEBUG_TLB	2
 #define CONFIG_TSECV2
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
@@ -285,7 +285,7 @@
 #define CONFIG_SYS_PPC_E500_DEBUG_TLB	2
 #define CONFIG_TSECV2
 #define CONFIG_SYS_FSL_SEC_COMPAT	2
-#define CONFIG_USB_MAX_CONTROLLER_COUNT	2
+#define CONFIG_USB_MAX_CONTROLLER_COUNT	1
 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000
 #define CONFIG_SYS_FSL_ERRATUM_ELBC_A001
 #define CONFIG_SYS_FSL_ERRATUM_ESDHC111
-- 
1.8.4.1



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