Atheros AR600x driver + build glue

chromeos/drivers/ath6kl/include/gpio.h

+//------------------------------------------------------------------------------
+// <copyright file="gpio.h" company="Atheros">
+//    Copyright (c) 2005 Atheros Corporation.  All rights reserved.
+// 
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License version 2 as
+// published by the Free Software Foundation;
+//
+// Software distributed under the License is distributed on an "AS
+// IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+// implied. See the License for the specific language governing
+// rights and limitations under the License.
+//
+//
+//------------------------------------------------------------------------------
+//==============================================================================
+// Author(s): ="Atheros"
+//==============================================================================
+
+#define AR6001_GPIO_PIN_COUNT 18
+#define AR6002_GPIO_PIN_COUNT 18
+#define AR6003_GPIO_PIN_COUNT 28
+
+/*
+ * Possible values for WMIX_GPIO_SET_REGISTER_CMDID.
+ * NB: These match hardware order, so that addresses can
+ * easily be computed.
+ */
+#define GPIO_ID_OUT             0x00000000
+#define GPIO_ID_OUT_W1TS        0x00000001
+#define GPIO_ID_OUT_W1TC        0x00000002
+#define GPIO_ID_ENABLE          0x00000003
+#define GPIO_ID_ENABLE_W1TS     0x00000004
+#define GPIO_ID_ENABLE_W1TC     0x00000005
+#define GPIO_ID_IN              0x00000006
+#define GPIO_ID_STATUS          0x00000007
+#define GPIO_ID_STATUS_W1TS     0x00000008
+#define GPIO_ID_STATUS_W1TC     0x00000009
+#define GPIO_ID_PIN0            0x0000000a
+#define GPIO_ID_PIN(n)          (GPIO_ID_PIN0+(n))
+
+#define GPIO_LAST_REGISTER_ID   GPIO_ID_PIN(17)
+#define GPIO_ID_NONE            0xffffffff