socsvn commit: r288519 - in soc2015/pratiksinghal/cubie-head/sys: arm/allwinner boot/fdt/dts/arm

[pratiksinghal at FreeBSD.org]

Author: pratiksinghal
Date: Sat Jul 18 12:24:10 2015
New Revision: 288519
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=288519

Log:
  Added the modified dts and the header containing useful constants

Added:
  soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_ac97.h
Modified:
  soc2015/pratiksinghal/cubie-head/sys/boot/fdt/dts/arm/sun4i-a10.dtsi

Added: soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_ac97.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_ac97.h	Sat Jul 18 12:24:10 2015	(r288519)
@@ -0,0 +1,75 @@
+/*-
+ * Copyright (c) 2015 Pratik Singhal
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#define __LOWEST_SET_BIT(__mask) ((((__mask) - 1) & (__mask)) ^ (__mask))
+#define __BIT(__n) (((__n) == 32) ? 0 : ((uint32_t)1 << (__n)))
+#define __BITS(__m, __n)        \
+        ((__BIT(MAX((__m), (__n)) + 1) - 1) ^ (__BIT(MIN((__m), (__n))) - 1))
+#define __SHIFTIN(__x, __mask) ((__x) * __LOWEST_SET_BIT(__mask))
+
+
+/* Module base address */
+#define AC97 0x01C21400 
+
+/* Register Offsets */
+#define AC_CTL 		0x00	/* AC97 control register */
+#define AC_FAT 		0x04    /* AC97 Format register */
+#define AC_CMD 		0x08	/* AC97 Command register */
+#define AC_CS  		0x0C	/* AC97 Codec Status register */
+#define AC_TX_FIFO 	0x10	/* AC97 TX FIFO */
+#define AC_RX_FIFO 	0x14	/* AC97 RX FIFO */
+#define AC_FCTL 	0x18	/* AC97 FIFO control register */
+#define AC_FSTA 	0x1C	/* AC97 FIFO status register */
+#define AC_INT 		0x20	/* AC97 interrupt control register */
+#define AC_ISTA 	0x24	/* AC97 interrupt status register */
+#define AC_TX_CNT 	0x28	/* AC97 TX counter register */
+#define AC_RX_CNT 	0x2C	/* AC97 RX counter register */ 
+
+/* AC_CTL */
+#define AC_CODEC_FULL 		(1U << 18)
+#define AC_CMD_FULL		(1U << 17)
+#define AC_RX_MIC_IN		(1U << 16)
+#define AC_RX_MODE_MIC		(1U << 9)
+#define AC_TX_EN 		(1U << 7)
+#define AC_RX_EN		(1U << 6)
+#define AC_LINK_EN		(1U << 5)
+#define AC_GLOBAL_EN		(1U << 4)
+#define AC_WARM_RST		(1U << 1)
+
+/* AC_FAT */
+#define AC_TX_MODE_2		(0)
+#define AC_TX_MODE_6		(0U << 8)|(1U << 7)
+#define AC_DRA_1		(1U << 6)
+#define AC_VRA_MODE		(1U << 4)
+#define AC_TX_RES_16		(0U << 2)
+#define AC_TX_RES_18		(2U << 2)
+#define AC_TX_RES_20 		(1U << 3)
+#define AC_RX_RES_16		(0U << 1)
+#define AC_RX_RES_18		(2U << 0)
+#define AC_RX_RES_20		(1U << 1)
+
+/* AC_CMD */
+#define AC_CMD_READ		(1U << 23)

Modified: soc2015/pratiksinghal/cubie-head/sys/boot/fdt/dts/arm/sun4i-a10.dtsi
==============================================================================
--- soc2015/pratiksinghal/cubie-head/sys/boot/fdt/dts/arm/sun4i-a10.dtsi	Sat Jul 18 09:02:50 2015	(r288518)
+++ soc2015/pratiksinghal/cubie-head/sys/boot/fdt/dts/arm/sun4i-a10.dtsi	Sat Jul 18 12:24:10 2015	(r288519)
@@ -127,6 +127,14 @@
 			status = "disabled";
 		};
 
+		ac97 at 01c21400 {
+			compatible = "allwinner,sun4i-a10-ac97";
+			reg = <0x01C214000  0x1000>;
+			interrupts = <46>
+			interrupt-parent = <&AINTC>;
+			status = "disabled";
+		};
+
 		UART0: serial at 01c28000 {
 			compatible = "ns16550";
 			reg = <0x01c28000 0x400>;