ARM: tegra: set CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS

Tegra's EHCI controllers only have a single PORTSC register. Configure
U-Boot to know this. This prevents e.g. ehci_shutdown() from touching
non-existent registers.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/include/configs/tegra114-common.h b/include/configs/tegra114-common.h
index 1bf5af5..17546d4 100644 (file)
--- a/include/configs/tegra114-common.h
+++ b/include/configs/tegra114-common.h
@@ -78,5 +78,6 @@
 /* For USB EHCI controller */
 #define CONFIG_EHCI_IS_TDI
 #define CONFIG_USB_EHCI_TXFIFO_THRESH  0x10
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
 
 #endif /* _TEGRA114_COMMON_H_ */

diff --git a/include/configs/tegra124-common.h b/include/configs/tegra124-common.h
index 4568bc7..61e5026 100644 (file)
--- a/include/configs/tegra124-common.h
+++ b/include/configs/tegra124-common.h
@@ -74,5 +74,6 @@
 /* For USB EHCI controller */
 #define CONFIG_EHCI_IS_TDI
 #define CONFIG_USB_EHCI_TXFIFO_THRESH  0x10
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
 
 #endif /* _TEGRA124_COMMON_H_ */

diff --git a/include/configs/tegra20-common.h b/include/configs/tegra20-common.h
index d2c4532..5501c6e 100644 (file)
--- a/include/configs/tegra20-common.h
+++ b/include/configs/tegra20-common.h
@@ -91,6 +91,7 @@
  */
 #define CONFIG_USB_EHCI_TXFIFO_THRESH  10
 #define CONFIG_EHCI_IS_TDI
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
 
 /* Total I2C ports on Tegra20 */
 #define TEGRA_I2C_NUM_CONTROLLERS      4

diff --git a/include/configs/tegra30-common.h b/include/configs/tegra30-common.h
index edb930e..0835bc8 100644 (file)
--- a/include/configs/tegra30-common.h
+++ b/include/configs/tegra30-common.h
@@ -75,5 +75,6 @@
 /* For USB EHCI controller */
 #define CONFIG_EHCI_IS_TDI
 #define CONFIG_USB_EHCI_TXFIFO_THRESH  0x10
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
 
 #endif /* _TEGRA30_COMMON_H_ */