ARM: imx: merge audmux-v1 and audmux-v2

It merges audmux-v1 and audmux-v2 under arch/arm/plat-mxc into one.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 4defb97..495a854 100644 (file)
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -46,7 +46,7 @@ config SOC_IMX21
        bool
        select MACH_MX21
        select CPU_ARM926T
-       select ARCH_MXC_AUDMUX_V1
+       select ARCH_MXC_AUDMUX
        select IMX_HAVE_DMA_V1
        select IMX_HAVE_IOMUX_V1
        select MXC_AVIC
@@ -55,7 +55,7 @@ config SOC_IMX25
        bool
        select ARCH_MX25
        select CPU_ARM926T
-       select ARCH_MXC_AUDMUX_V2
+       select ARCH_MXC_AUDMUX
        select ARCH_MXC_IOMUX_V3
        select MXC_AVIC
 
@@ -63,7 +63,7 @@ config SOC_IMX27
        bool
        select MACH_MX27
        select CPU_ARM926T
-       select ARCH_MXC_AUDMUX_V1
+       select ARCH_MXC_AUDMUX
        select IMX_HAVE_DMA_V1
        select IMX_HAVE_IOMUX_V1
        select MXC_AVIC
@@ -72,7 +72,7 @@ config SOC_IMX31
        bool
        select CPU_V6
        select IMX_HAVE_PLATFORM_MXC_RNGA
-       select ARCH_MXC_AUDMUX_V2
+       select ARCH_MXC_AUDMUX
        select MXC_AVIC
        select SMP_ON_UP if SMP
 
@@ -80,7 +80,7 @@ config SOC_IMX35
        bool
        select CPU_V6
        select ARCH_MXC_IOMUX_V3
-       select ARCH_MXC_AUDMUX_V2
+       select ARCH_MXC_AUDMUX
        select HAVE_EPIT
        select MXC_AVIC
        select SMP_ON_UP if SMP
@@ -89,7 +89,7 @@ config SOC_IMX5
        select CPU_V7
        select MXC_TZIC
        select ARCH_MXC_IOMUX_V3
-       select ARCH_MXC_AUDMUX_V2
+       select ARCH_MXC_AUDMUX
        select ARCH_HAS_CPUFREQ
        select ARCH_MX5
        bool

diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig
index dcebb12..0461d16 100644 (file)
--- a/arch/arm/plat-mxc/Kconfig
+++ b/arch/arm/plat-mxc/Kconfig
@@ -88,10 +88,7 @@ config IMX_HAVE_IOMUX_V1
 config ARCH_MXC_IOMUX_V3
        bool
 
-config ARCH_MXC_AUDMUX_V1
-       bool
-
-config ARCH_MXC_AUDMUX_V2
+config ARCH_MXC_AUDMUX
        bool
 
 config IRAM_ALLOC

diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile
index 076db84..530c81d 100644 (file)
--- a/arch/arm/plat-mxc/Makefile
+++ b/arch/arm/plat-mxc/Makefile
@@ -14,8 +14,7 @@ obj-$(CONFIG_IRAM_ALLOC) += iram_alloc.o
 obj-$(CONFIG_MXC_PWM)  += pwm.o
 obj-$(CONFIG_MXC_ULPI) += ulpi.o
 obj-$(CONFIG_MXC_USE_EPIT) += epit.o
-obj-$(CONFIG_ARCH_MXC_AUDMUX_V1) += audmux-v1.o
-obj-$(CONFIG_ARCH_MXC_AUDMUX_V2) += audmux-v2.o
+obj-$(CONFIG_ARCH_MXC_AUDMUX) += audmux.o
 obj-$(CONFIG_MXC_DEBUG_BOARD) += 3ds_debugboard.o
 obj-$(CONFIG_CPU_FREQ_IMX)    += cpufreq.o
 ifdef CONFIG_SND_IMX_SOC

diff --git a/arch/arm/plat-mxc/audmux-v1.c b/arch/arm/plat-mxc/audmux-v1.c
deleted file mode 100644 (file)
index 1180bef..0000000
--- a/arch/arm/plat-mxc/audmux-v1.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
- *
- * Initial development of this code was funded by
- * Phytec Messtechnik GmbH, http://www.phytec.de
- *
- * This program 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; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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.
- */
-
-#include <linux/module.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/clk.h>
-#include <mach/audmux.h>
-#include <mach/hardware.h>
-
-static void __iomem *audmux_base;
-
-static unsigned char port_mapping[] = {
-       0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
-};
-
-int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
-{
-       if (!audmux_base) {
-               printk("%s: not configured\n", __func__);
-               return -ENOSYS;
-       }
-
-       if (port >= ARRAY_SIZE(port_mapping))
-               return -EINVAL;
-
-       writel(pcr, audmux_base + port_mapping[port]);
-
-       return 0;
-}
-EXPORT_SYMBOL_GPL(mxc_audmux_v1_configure_port);
-
-static int mxc_audmux_v1_init(void)
-{
-#ifdef CONFIG_MACH_MX21
-       if (cpu_is_mx21())
-               audmux_base = MX21_IO_ADDRESS(MX21_AUDMUX_BASE_ADDR);
-       else
-#endif
-#ifdef CONFIG_MACH_MX27
-       if (cpu_is_mx27())
-               audmux_base = MX27_IO_ADDRESS(MX27_AUDMUX_BASE_ADDR);
-       else
-#endif
-               (void)0;
-       
-       return 0;
-}
-
-postcore_initcall(mxc_audmux_v1_init);

diff --git a/arch/arm/plat-mxc/audmux-v2.c b/arch/arm/plat-mxc/audmux.c
similarity index 89%
rename from arch/arm/plat-mxc/audmux-v2.c
rename to arch/arm/plat-mxc/audmux.c
index 8cced35..b49a39f 100644 (file)
--- a/arch/arm/plat-mxc/audmux-v2.c
+++ b/arch/arm/plat-mxc/audmux.c
@@ -165,6 +165,24 @@ static inline void audmux_debugfs_init(void)
 }
 #endif
 
+static const uint8_t port_mapping[] = {
+       0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
+};
+
+int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
+{
+       if (!audmux_base)
+               return -ENOSYS;
+
+       if (port >= ARRAY_SIZE(port_mapping))
+               return -EINVAL;
+
+       writel(pcr, audmux_base + port_mapping[port]);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mxc_audmux_v1_configure_port);
+
 int mxc_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
                unsigned int pdcr)
 {
@@ -184,7 +202,7 @@ int mxc_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
 }
 EXPORT_SYMBOL_GPL(mxc_audmux_v2_configure_port);
 
-static int mxc_audmux_v2_init(void)
+static int mxc_audmux_init(void)
 {
        int ret;
        if (cpu_is_mx51()) {
@@ -209,11 +227,16 @@ static int mxc_audmux_v2_init(void)
                        return ret;
                }
                audmux_base = MX25_IO_ADDRESS(MX25_AUDMUX_BASE_ADDR);
+       } else if (cpu_is_mx27()) {
+               audmux_base = MX27_IO_ADDRESS(MX27_AUDMUX_BASE_ADDR);
+       } else if (cpu_is_mx21()) {
+               audmux_base = MX21_IO_ADDRESS(MX21_AUDMUX_BASE_ADDR);
        }
 
-       audmux_debugfs_init();
+       if (!cpu_is_mx2())
+               audmux_debugfs_init();
 
        return 0;
 }
 
-postcore_initcall(mxc_audmux_v2_init);
+postcore_initcall(mxc_audmux_init);