1 files changed, 75 insertions, 0 deletions
diff --git a/meta-facebook/meta-wedge100/recipes-utils/openbmc-gpio/files/openbmc_gpio_setup.py b/meta-facebook/meta-wedge100/recipes-utils/openbmc-gpio/files/openbmc_gpio_setup.py
new file mode 100644
index 0000000..dd14763
--- /dev/null
+++ b/meta-facebook/meta-wedge100/recipes-utils/openbmc-gpio/files/openbmc_gpio_setup.py
@@ -0,0 +1,75 @@
+#!/usr/bin/python -tt
+# Copyright 2015-present Facebook. All rights reserved.
+#
+# This program file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program in a file named COPYING; if not, write to the
+# Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301 USA
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+from __future__ import unicode_literals
+
+from board_gpio_rev_table import board_gpio_rev_table
+from board_gpio_table_v1 import board_gpio_table_v1
+from board_gpio_table_v2 import board_gpio_table_v2
+from soc_gpio_table import soc_gpio_table
+from openbmc_gpio_table import setup_board_gpio
+from soc_gpio import soc_get_register
+
+import openbmc_gpio
+import sys
+
+def set_register():
+    '''
+    For DVT/EVT boards the framework is not able to handle for GPIOS0 and
+    causes error : 'Failed to configure "GPIOS0" for "BMC_SPI_WP_N":
+    Not able to unsatisfy an AND condition'. In order to fix the error
+    set the specific bit in the register so the framework can handle it.
+    '''
+    l_reg = soc_get_register(0x8C)
+    l_reg.clear_bit(0, write_through=True)
+
+def wedge_board_rev(soc_gpio_table, board_gpio_rev_table):
+    # Setup to read revision
+    setup_board_gpio(soc_gpio_table, board_gpio_rev_table)
+    # Read the gpio values
+    v0 = openbmc_gpio.gpio_get('BOARD_REV_ID0')
+    v1 = openbmc_gpio.gpio_get('BOARD_REV_ID1')
+    v2 = openbmc_gpio.gpio_get('BOARD_REV_ID2')
+    return ((v2 << 2) | (v1 << 1) | v0)
+
+def main():
+    print('Setting up GPIOs ... ', end='')
+    sys.stdout.flush()
+    openbmc_gpio.setup_shadow()
+    version = wedge_board_rev(soc_gpio_table,board_gpio_rev_table)
+    # In order to satisy/unsatisfy conditions in setup_board_gpio()
+    # modify the registers
+    set_register()
+    if version is 1:
+        print('Using GPIO EVT table ', end='')
+        setup_board_gpio(soc_gpio_table, board_gpio_table_v1)
+    else:
+        if version is 2:
+            print('Using GPIO DVT table ', end='')
+        else:
+            print('Unexpected board version %s. Using GPIO DVT table. '
+                % version, end='')
+        setup_board_gpio(soc_gpio_table, board_gpio_table_v2)
+    print('Done')
+    sys.stdout.flush()
+    return 0
+
+if __name__ == '__main__':
+    sys.exit(main())