Add clock driver support for MT2701 audio subsystem.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
 drivers/clk/mediatek/Kconfig          |   6 +
 drivers/clk/mediatek/Makefile         |   1 +
 drivers/clk/mediatek/clk-mt2701-aud.c | 204 ++++++++++++++++++++++++++++++++++
 3 files changed, 211 insertions(+)
 create mode 100644 drivers/clk/mediatek/clk-mt2701-aud.c

diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index 59dc0aa..efb6f58 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig

@@ -50,6 +50,12 @@ config COMMON_CLK_MT2701_BDPSYS
        ---help---
          This driver supports Mediatek MT2701 bdpsys clocks.

+config COMMON_CLK_MT2701_AUDSYS
+       bool "Clock driver for Mediatek MT2701 audsys"
+       depends on COMMON_CLK_MT2701
+       ---help---
+         This driver supports Mediatek MT2701 audsys clocks.
+
 config COMMON_CLK_MT2712
        bool "Clock driver for Mediatek MT2712"
        depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST

diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index c421ffc..c4ab7d3 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile

@@ -7,6 +7,7 @@ obj-$(CONFIG_COMMON_CLK_MT6797_MMSYS) += clk-mt6797-mm.o
 obj-$(CONFIG_COMMON_CLK_MT6797_VDECSYS) += clk-mt6797-vdec.o
 obj-$(CONFIG_COMMON_CLK_MT6797_VENCSYS) += clk-mt6797-venc.o
 obj-$(CONFIG_COMMON_CLK_MT2701) += clk-mt2701.o
+obj-$(CONFIG_COMMON_CLK_MT2701_AUDSYS) += clk-mt2701-aud.o
 obj-$(CONFIG_COMMON_CLK_MT2701_BDPSYS) += clk-mt2701-bdp.o
 obj-$(CONFIG_COMMON_CLK_MT2701_ETHSYS) += clk-mt2701-eth.o
 obj-$(CONFIG_COMMON_CLK_MT2701_HIFSYS) += clk-mt2701-hif.o

diff --git a/drivers/clk/mediatek/clk-mt2701-aud.c b/drivers/clk/mediatek/clk-mt2701-aud.c
new file mode 100644
index 0000000..058738e
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-aud.c

@@ -0,0 +1,204 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ *
+ * 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.
+ *
+ * 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.
+ */