[PATCH v2 03/17] ARM: imx: merge audmux-v1 and audmux-v2
Shawn Guo
shawn.guo at linaro.org
Mon Mar 5 09:30:51 EST 2012
It merges audmux-v1 and audmux-v2 under arch/arm/plat-mxc into one.
Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
---
arch/arm/mach-imx/Kconfig | 12 +++---
arch/arm/plat-mxc/Kconfig | 5 +--
arch/arm/plat-mxc/Makefile | 3 +-
arch/arm/plat-mxc/audmux-v1.c | 64 ---------------------------
arch/arm/plat-mxc/{audmux-v2.c => audmux.c} | 29 +++++++++++-
5 files changed, 34 insertions(+), 79 deletions(-)
delete mode 100644 arch/arm/plat-mxc/audmux-v1.c
rename arch/arm/plat-mxc/{audmux-v2.c => audmux.c} (89%)
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 4defb97..495a854 100644
--- 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
--- 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 076db84f..530c81d 100644
--- 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
index 1180bef..0000000
--- a/arch/arm/plat-mxc/audmux-v1.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer at 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
--- 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);
--
1.7.5.4
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