Merge tag 'asoc-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into topic/asoc
Linus decided to go for another week so here's a few more updates - a
mixed bag here, a few minor diagnostic tweaks, some driver enhancements
and the dmaengine conversion for ep93xx drivers which was tested a while
ago and just waiting for a signoff.
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index 4f8d66f..922ab0d 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -37,7 +37,6 @@
config MACH_OMAP_INNOVATOR
bool "TI Innovator"
depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX)
- select OMAP_MCBSP
help
TI OMAP 1510 or 1610 Innovator board support. Say Y here if you
have such a board.
@@ -45,7 +44,6 @@
config MACH_OMAP_H2
bool "TI H2 Support"
depends on ARCH_OMAP1 && ARCH_OMAP16XX
- select OMAP_MCBSP
help
TI OMAP 1610/1611B H2 board support. Say Y here if you have such
a board.
@@ -72,7 +70,6 @@
config MACH_OMAP_OSK
bool "TI OSK Support"
depends on ARCH_OMAP1 && ARCH_OMAP16XX
- select OMAP_MCBSP
help
TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here
if you have such a board.
diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile
index 11c85cd2..9923f92 100644
--- a/arch/arm/mach-omap1/Makefile
+++ b/arch/arm/mach-omap1/Makefile
@@ -6,7 +6,9 @@
obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o
obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o
-obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
+ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),)
+obj-y += mcbsp.o
+endif
obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index 1d76a63..187b2fe 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -28,7 +28,6 @@
#include <plat/mux.h>
#include <plat/mmc.h>
#include <plat/omap7xx.h>
-#include <plat/mcbsp.h>
#include "clock.h"
@@ -250,16 +249,8 @@
.id = -1,
};
-OMAP_MCBSP_PLATFORM_DEVICE(1);
-OMAP_MCBSP_PLATFORM_DEVICE(2);
-OMAP_MCBSP_PLATFORM_DEVICE(3);
-
static void omap_init_audio(void)
{
- platform_device_register(&omap_mcbsp1);
- platform_device_register(&omap_mcbsp2);
- if (!cpu_is_omap7xx())
- platform_device_register(&omap_mcbsp3);
platform_device_register(&omap_pcm);
}
diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c
index 91f9abb..3e8410a 100644
--- a/arch/arm/mach-omap1/mcbsp.c
+++ b/arch/arm/mach-omap1/mcbsp.c
@@ -420,18 +420,6 @@
return -ENODEV;
if (cpu_is_omap7xx())
- omap_mcbsp_count = OMAP7XX_MCBSP_COUNT;
- else if (cpu_is_omap15xx())
- omap_mcbsp_count = OMAP15XX_MCBSP_COUNT;
- else if (cpu_is_omap16xx())
- omap_mcbsp_count = OMAP16XX_MCBSP_COUNT;
-
- mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *),
- GFP_KERNEL);
- if (!mcbsp_ptr)
- return -ENOMEM;
-
- if (cpu_is_omap7xx())
omap_mcbsp_register_board_cfg(omap7xx_mcbsp_res_0,
OMAP7XX_MCBSP_RES_SZ,
omap7xx_mcbsp_pdata,
@@ -449,7 +437,7 @@
omap16xx_mcbsp_pdata,
OMAP16XX_MCBSP_COUNT);
- return omap_mcbsp_init();
+ return 0;
}
arch_initcall(omap1_mcbsp_init);
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index bd76394..06326a6 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -17,7 +17,9 @@
obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common)
obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common)
-obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
+ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),)
+obj-y += mcbsp.o
+endif
obj-$(CONFIG_TWL4030_CORE) += omap_twl.o
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 1af564b..e441591 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -530,7 +530,7 @@
static void omap4_panda_init_rev(void)
{
- if (cpu_is_omap4430()) {
+ if (cpu_is_omap443x()) {
/* PandaBoard 4430 */
/* ASoC audio configuration */
panda_abe_audio_data.card_name = "PandaBoard";
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 283d11e..e9fae65 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -26,7 +26,6 @@
#include <plat/tc.h>
#include <plat/board.h>
-#include <plat/mcbsp.h>
#include <plat/mmc.h>
#include <plat/dma.h>
#include <plat/omap_hwmod.h>
@@ -304,29 +303,8 @@
.id = -1,
};
-/*
- * OMAP2420 has 2 McBSP ports
- * OMAP2430 has 5 McBSP ports
- * OMAP3 has 5 McBSP ports
- * OMAP4 has 4 McBSP ports
- */
-OMAP_MCBSP_PLATFORM_DEVICE(1);
-OMAP_MCBSP_PLATFORM_DEVICE(2);
-OMAP_MCBSP_PLATFORM_DEVICE(3);
-OMAP_MCBSP_PLATFORM_DEVICE(4);
-OMAP_MCBSP_PLATFORM_DEVICE(5);
-
static void omap_init_audio(void)
{
- platform_device_register(&omap_mcbsp1);
- platform_device_register(&omap_mcbsp2);
- if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
- platform_device_register(&omap_mcbsp3);
- platform_device_register(&omap_mcbsp4);
- }
- if (cpu_is_omap243x() || cpu_is_omap34xx())
- platform_device_register(&omap_mcbsp5);
-
platform_device_register(&omap_pcm);
}
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index fb4bcf8..ecc039e 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -34,7 +34,7 @@
#include "cm2xxx_3xxx.h"
#include "cm-regbits-34xx.h"
-/* McBSP internal signal muxing function */
+/* McBSP1 internal signal muxing function for OMAP2/3 */
static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal,
const char *src)
{
@@ -65,6 +65,42 @@
return 0;
}
+/* McBSP4 internal signal muxing function for OMAP4 */
+#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX (1 << 31)
+#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX (1 << 30)
+static int omap4_mcbsp4_mux_rx_clk(struct device *dev, const char *signal,
+ const char *src)
+{
+ u32 v;
+
+ /*
+ * In CONTROL_MCBSPLP register only bit 30 (CLKR mux), and bit 31 (FSR
+ * mux) is used */
+ v = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
+
+ if (!strcmp(signal, "clkr")) {
+ if (!strcmp(src, "clkr"))
+ v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
+ else if (!strcmp(src, "clkx"))
+ v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
+ else
+ return -EINVAL;
+ } else if (!strcmp(signal, "fsr")) {
+ if (!strcmp(src, "fsr"))
+ v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
+ else if (!strcmp(src, "fsx"))
+ v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
+ else
+ return -EINVAL;
+ } else {
+ return -EINVAL;
+ }
+
+ omap4_ctrl_pad_writel(v, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
+
+ return 0;
+}
+
/* McBSP CLKS source switching function */
static int omap2_mcbsp_set_clk_src(struct device *dev, struct clk *clk,
const char *src)
@@ -146,9 +182,15 @@
pdata->has_ccr = true;
}
pdata->set_clk_src = omap2_mcbsp_set_clk_src;
- if (id == 1)
+
+ /* On OMAP2/3 the McBSP1 port has 6 pin configuration */
+ if (id == 1 && oh->class->rev < MCBSP_CONFIG_TYPE4)
pdata->mux_signal = omap2_mcbsp1_mux_rx_clk;
+ /* On OMAP4 the McBSP4 port has 6 pin configuration */
+ if (id == 4 && oh->class->rev == MCBSP_CONFIG_TYPE4)
+ pdata->mux_signal = omap4_mcbsp4_mux_rx_clk;
+
if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
if (id == 2)
/* The FIFO has 1024 + 256 locations */
@@ -180,7 +222,6 @@
name, oh->name);
return PTR_ERR(pdev);
}
- omap_mcbsp_count++;
return 0;
}
@@ -188,11 +229,6 @@
{
omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL);
- mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *),
- GFP_KERNEL);
- if (!mcbsp_ptr)
- return -ENOMEM;
-
- return omap_mcbsp_init();
+ return 0;
}
arch_initcall(omap2_mcbsp_init);
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index aa59f42..8f81503 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -110,14 +110,6 @@
to change the pin multiplexing setup. When there are no warnings
printed, it's safe to deselect OMAP_MUX for your product.
-config OMAP_MCBSP
- bool "McBSP support"
- depends on ARCH_OMAP
- default y
- help
- Say Y here if you want support for the OMAP Multichannel
- Buffered Serial Port.
-
config OMAP_MBOX_FWK
tristate "Mailbox framework support"
depends on ARCH_OMAP
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index 9a58461..c0fe275 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -17,8 +17,6 @@
obj-$(CONFIG_ARCH_OMAP3) += omap_device.o
obj-$(CONFIG_ARCH_OMAP4) += omap_device.o
-obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
-
obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o
obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o
obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index 8fa74e2..1881412 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -27,271 +27,10 @@
#include <linux/spinlock.h>
#include <linux/clk.h>
-/* macro for building platform_device for McBSP ports */
-#define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \
-static struct platform_device omap_mcbsp##port_nr = { \
- .name = "omap-mcbsp-dai", \
- .id = port_nr - 1, \
-}
-
#define MCBSP_CONFIG_TYPE2 0x2
#define MCBSP_CONFIG_TYPE3 0x3
#define MCBSP_CONFIG_TYPE4 0x4
-/* McBSP register numbers. Register address offset = num * reg_step */
-enum {
- /* Common registers */
- OMAP_MCBSP_REG_SPCR2 = 4,
- OMAP_MCBSP_REG_SPCR1,
- OMAP_MCBSP_REG_RCR2,
- OMAP_MCBSP_REG_RCR1,
- OMAP_MCBSP_REG_XCR2,
- OMAP_MCBSP_REG_XCR1,
- OMAP_MCBSP_REG_SRGR2,
- OMAP_MCBSP_REG_SRGR1,
- OMAP_MCBSP_REG_MCR2,
- OMAP_MCBSP_REG_MCR1,
- OMAP_MCBSP_REG_RCERA,
- OMAP_MCBSP_REG_RCERB,
- OMAP_MCBSP_REG_XCERA,
- OMAP_MCBSP_REG_XCERB,
- OMAP_MCBSP_REG_PCR0,
- OMAP_MCBSP_REG_RCERC,
- OMAP_MCBSP_REG_RCERD,
- OMAP_MCBSP_REG_XCERC,
- OMAP_MCBSP_REG_XCERD,
- OMAP_MCBSP_REG_RCERE,
- OMAP_MCBSP_REG_RCERF,
- OMAP_MCBSP_REG_XCERE,
- OMAP_MCBSP_REG_XCERF,
- OMAP_MCBSP_REG_RCERG,
- OMAP_MCBSP_REG_RCERH,
- OMAP_MCBSP_REG_XCERG,
- OMAP_MCBSP_REG_XCERH,
-
- /* OMAP1-OMAP2420 registers */
- OMAP_MCBSP_REG_DRR2 = 0,
- OMAP_MCBSP_REG_DRR1,
- OMAP_MCBSP_REG_DXR2,
- OMAP_MCBSP_REG_DXR1,
-
- /* OMAP2430 and onwards */
- OMAP_MCBSP_REG_DRR = 0,
- OMAP_MCBSP_REG_DXR = 2,
- OMAP_MCBSP_REG_SYSCON = 35,
- OMAP_MCBSP_REG_THRSH2,
- OMAP_MCBSP_REG_THRSH1,
- OMAP_MCBSP_REG_IRQST = 40,
- OMAP_MCBSP_REG_IRQEN,
- OMAP_MCBSP_REG_WAKEUPEN,
- OMAP_MCBSP_REG_XCCR,
- OMAP_MCBSP_REG_RCCR,
- OMAP_MCBSP_REG_XBUFFSTAT,
- OMAP_MCBSP_REG_RBUFFSTAT,
- OMAP_MCBSP_REG_SSELCR,
-};
-
-/* OMAP3 sidetone control registers */
-#define OMAP_ST_REG_REV 0x00
-#define OMAP_ST_REG_SYSCONFIG 0x10
-#define OMAP_ST_REG_IRQSTATUS 0x18
-#define OMAP_ST_REG_IRQENABLE 0x1C
-#define OMAP_ST_REG_SGAINCR 0x24
-#define OMAP_ST_REG_SFIRCR 0x28
-#define OMAP_ST_REG_SSELCR 0x2C
-
-/************************** McBSP SPCR1 bit definitions ***********************/
-#define RRST 0x0001
-#define RRDY 0x0002
-#define RFULL 0x0004
-#define RSYNC_ERR 0x0008
-#define RINTM(value) ((value)<<4) /* bits 4:5 */
-#define ABIS 0x0040
-#define DXENA 0x0080
-#define CLKSTP(value) ((value)<<11) /* bits 11:12 */
-#define RJUST(value) ((value)<<13) /* bits 13:14 */
-#define ALB 0x8000
-#define DLB 0x8000
-
-/************************** McBSP SPCR2 bit definitions ***********************/
-#define XRST 0x0001
-#define XRDY 0x0002
-#define XEMPTY 0x0004
-#define XSYNC_ERR 0x0008
-#define XINTM(value) ((value)<<4) /* bits 4:5 */
-#define GRST 0x0040
-#define FRST 0x0080
-#define SOFT 0x0100
-#define FREE 0x0200
-
-/************************** McBSP PCR bit definitions *************************/
-#define CLKRP 0x0001
-#define CLKXP 0x0002
-#define FSRP 0x0004
-#define FSXP 0x0008
-#define DR_STAT 0x0010
-#define DX_STAT 0x0020
-#define CLKS_STAT 0x0040
-#define SCLKME 0x0080
-#define CLKRM 0x0100
-#define CLKXM 0x0200
-#define FSRM 0x0400
-#define FSXM 0x0800
-#define RIOEN 0x1000
-#define XIOEN 0x2000
-#define IDLE_EN 0x4000
-
-/************************** McBSP RCR1 bit definitions ************************/
-#define RWDLEN1(value) ((value)<<5) /* Bits 5:7 */
-#define RFRLEN1(value) ((value)<<8) /* Bits 8:14 */
-
-/************************** McBSP XCR1 bit definitions ************************/
-#define XWDLEN1(value) ((value)<<5) /* Bits 5:7 */
-#define XFRLEN1(value) ((value)<<8) /* Bits 8:14 */
-
-/*************************** McBSP RCR2 bit definitions ***********************/
-#define RDATDLY(value) (value) /* Bits 0:1 */
-#define RFIG 0x0004
-#define RCOMPAND(value) ((value)<<3) /* Bits 3:4 */
-#define RWDLEN2(value) ((value)<<5) /* Bits 5:7 */
-#define RFRLEN2(value) ((value)<<8) /* Bits 8:14 */
-#define RPHASE 0x8000
-
-/*************************** McBSP XCR2 bit definitions ***********************/
-#define XDATDLY(value) (value) /* Bits 0:1 */
-#define XFIG 0x0004
-#define XCOMPAND(value) ((value)<<3) /* Bits 3:4 */
-#define XWDLEN2(value) ((value)<<5) /* Bits 5:7 */
-#define XFRLEN2(value) ((value)<<8) /* Bits 8:14 */
-#define XPHASE 0x8000
-
-/************************* McBSP SRGR1 bit definitions ************************/
-#define CLKGDV(value) (value) /* Bits 0:7 */
-#define FWID(value) ((value)<<8) /* Bits 8:15 */
-
-/************************* McBSP SRGR2 bit definitions ************************/
-#define FPER(value) (value) /* Bits 0:11 */
-#define FSGM 0x1000
-#define CLKSM 0x2000
-#define CLKSP 0x4000
-#define GSYNC 0x8000
-
-/************************* McBSP MCR1 bit definitions *************************/
-#define RMCM 0x0001
-#define RCBLK(value) ((value)<<2) /* Bits 2:4 */
-#define RPABLK(value) ((value)<<5) /* Bits 5:6 */
-#define RPBBLK(value) ((value)<<7) /* Bits 7:8 */
-
-/************************* McBSP MCR2 bit definitions *************************/
-#define XMCM(value) (value) /* Bits 0:1 */
-#define XCBLK(value) ((value)<<2) /* Bits 2:4 */
-#define XPABLK(value) ((value)<<5) /* Bits 5:6 */
-#define XPBBLK(value) ((value)<<7) /* Bits 7:8 */
-
-/*********************** McBSP XCCR bit definitions *************************/
-#define EXTCLKGATE 0x8000
-#define PPCONNECT 0x4000
-#define DXENDLY(value) ((value)<<12) /* Bits 12:13 */
-#define XFULL_CYCLE 0x0800
-#define DILB 0x0020
-#define XDMAEN 0x0008
-#define XDISABLE 0x0001
-
-/********************** McBSP RCCR bit definitions *************************/
-#define RFULL_CYCLE 0x0800
-#define RDMAEN 0x0008
-#define RDISABLE 0x0001
-
-/********************** McBSP SYSCONFIG bit definitions ********************/
-#define CLOCKACTIVITY(value) ((value)<<8)
-#define SIDLEMODE(value) ((value)<<3)
-#define ENAWAKEUP 0x0004
-#define SOFTRST 0x0002
-
-/********************** McBSP SSELCR bit definitions ***********************/
-#define SIDETONEEN 0x0400
-
-/********************** McBSP Sidetone SYSCONFIG bit definitions ***********/
-#define ST_AUTOIDLE 0x0001
-
-/********************** McBSP Sidetone SGAINCR bit definitions *************/
-#define ST_CH1GAIN(value) ((value<<16)) /* Bits 16:31 */
-#define ST_CH0GAIN(value) (value) /* Bits 0:15 */
-
-/********************** McBSP Sidetone SFIRCR bit definitions **************/
-#define ST_FIRCOEFF(value) (value) /* Bits 0:15 */
-
-/********************** McBSP Sidetone SSELCR bit definitions **************/
-#define ST_COEFFWRDONE 0x0004
-#define ST_COEFFWREN 0x0002
-#define ST_SIDETONEEN 0x0001
-
-/********************** McBSP DMA operating modes **************************/
-#define MCBSP_DMA_MODE_ELEMENT 0
-#define MCBSP_DMA_MODE_THRESHOLD 1
-#define MCBSP_DMA_MODE_FRAME 2
-
-/********************** McBSP WAKEUPEN bit definitions *********************/
-#define XEMPTYEOFEN 0x4000
-#define XRDYEN 0x0400
-#define XEOFEN 0x0200
-#define XFSXEN 0x0100
-#define XSYNCERREN 0x0080
-#define RRDYEN 0x0008
-#define REOFEN 0x0004
-#define RFSREN 0x0002
-#define RSYNCERREN 0x0001
-
-/* CLKR signal muxing options */
-#define CLKR_SRC_CLKR 0
-#define CLKR_SRC_CLKX 1
-
-/* FSR signal muxing options */
-#define FSR_SRC_FSR 0
-#define FSR_SRC_FSX 1
-
-/* McBSP functional clock sources */
-#define MCBSP_CLKS_PRCM_SRC 0
-#define MCBSP_CLKS_PAD_SRC 1
-
-/* we don't do multichannel for now */
-struct omap_mcbsp_reg_cfg {
- u16 spcr2;
- u16 spcr1;
- u16 rcr2;
- u16 rcr1;
- u16 xcr2;
- u16 xcr1;
- u16 srgr2;
- u16 srgr1;
- u16 mcr2;
- u16 mcr1;
- u16 pcr0;
- u16 rcerc;
- u16 rcerd;
- u16 xcerc;
- u16 xcerd;
- u16 rcere;
- u16 rcerf;
- u16 xcere;
- u16 xcerf;
- u16 rcerg;
- u16 rcerh;
- u16 xcerg;
- u16 xcerh;
- u16 xccr;
- u16 rccr;
-};
-
-typedef enum {
- OMAP_MCBSP_WORD_8 = 0,
- OMAP_MCBSP_WORD_12,
- OMAP_MCBSP_WORD_16,
- OMAP_MCBSP_WORD_20,
- OMAP_MCBSP_WORD_24,
- OMAP_MCBSP_WORD_32,
-} omap_mcbsp_word_length;
-
/* Platform specific configuration */
struct omap_mcbsp_ops {
void (*request)(unsigned int);
@@ -312,43 +51,6 @@
int (*mux_signal)(struct device *dev, const char *signal, const char *src);
};
-struct omap_mcbsp_st_data {
- void __iomem *io_base_st;
- bool running;
- bool enabled;
- s16 taps[128]; /* Sidetone filter coefficients */
- int nr_taps; /* Number of filter coefficients in use */
- s16 ch0gain;
- s16 ch1gain;
-};
-
-struct omap_mcbsp {
- struct device *dev;
- unsigned long phys_base;
- unsigned long phys_dma_base;
- void __iomem *io_base;
- u8 id;
- u8 free;
-
- int rx_irq;
- int tx_irq;
-
- /* DMA stuff */
- u8 dma_rx_sync;
- u8 dma_tx_sync;
-
- /* Protect the field .free, while checking if the mcbsp is in use */
- spinlock_t lock;
- struct omap_mcbsp_platform_data *pdata;
- struct clk *fclk;
- struct omap_mcbsp_st_data *st_data;
- int dma_op_mode;
- u16 max_tx_thres;
- u16 max_rx_thres;
- void *reg_cache;
- int reg_cache_size;
-};
-
/**
* omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod
* @sidetone: name of the sidetone device
@@ -357,39 +59,4 @@
const char *sidetone;
};
-extern struct omap_mcbsp **mcbsp_ptr;
-extern int omap_mcbsp_count;
-
-int omap_mcbsp_init(void);
-void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config);
-void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold);
-void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold);
-u16 omap_mcbsp_get_max_tx_threshold(unsigned int id);
-u16 omap_mcbsp_get_max_rx_threshold(unsigned int id);
-u16 omap_mcbsp_get_fifo_size(unsigned int id);
-u16 omap_mcbsp_get_tx_delay(unsigned int id);
-u16 omap_mcbsp_get_rx_delay(unsigned int id);
-int omap_mcbsp_get_dma_op_mode(unsigned int id);
-int omap_mcbsp_request(unsigned int id);
-void omap_mcbsp_free(unsigned int id);
-void omap_mcbsp_start(unsigned int id, int tx, int rx);
-void omap_mcbsp_stop(unsigned int id, int tx, int rx);
-
-/* McBSP functional clock source changing function */
-extern int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id);
-
-/* McBSP signal muxing API */
-void omap2_mcbsp1_mux_clkr_src(u8 mux);
-void omap2_mcbsp1_mux_fsr_src(u8 mux);
-
-int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream);
-int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream);
-
-/* Sidetone specific API */
-int omap_st_set_chgain(unsigned int id, int channel, s16 chgain);
-int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain);
-int omap_st_enable(unsigned int id);
-int omap_st_disable(unsigned int id);
-int omap_st_is_enabled(unsigned int id);
-
#endif
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index 47b23fe..e00dd0b 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -7,7 +7,6 @@
config SND_OMAP_SOC_MCBSP
tristate
- select OMAP_MCBSP
config SND_OMAP_SOC_MCPDM
tristate
@@ -27,7 +26,6 @@
config SND_OMAP_SOC_RX51
tristate "SoC Audio support for Nokia RX-51"
depends on SND_OMAP_SOC && MACH_NOKIA_RX51
- select OMAP_MCBSP
select SND_OMAP_SOC_MCBSP
select SND_SOC_TLV320AIC3X
select SND_SOC_TPA6130A2
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index 123ac18..1d656bc 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -1,7 +1,7 @@
# OMAP Platform Support
snd-soc-omap-objs := omap-pcm.o
snd-soc-omap-dmic-objs := omap-dmic.o
-snd-soc-omap-mcbsp-objs := omap-mcbsp.o
+snd-soc-omap-mcbsp-objs := omap-mcbsp.o mcbsp.o
snd-soc-omap-mcpdm-objs := omap-mcpdm.o
snd-soc-omap-hdmi-objs := omap-hdmi.o
diff --git a/sound/soc/omap/am3517evm.c b/sound/soc/omap/am3517evm.c
index add4866..009533a 100644
--- a/sound/soc/omap/am3517evm.c
+++ b/sound/soc/omap/am3517evm.c
@@ -95,7 +95,7 @@
static struct snd_soc_dai_link am3517evm_dai = {
.name = "TLV320AIC23",
.stream_name = "AIC23",
- .cpu_dai_name ="omap-mcbsp-dai.0",
+ .cpu_dai_name = "omap-mcbsp.1",
.codec_dai_name = "tlv320aic23-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "tlv320aic23-codec.2-001a",
diff --git a/sound/soc/omap/ams-delta.c b/sound/soc/omap/ams-delta.c
index 78563bb..49fe63c 100644
--- a/sound/soc/omap/ams-delta.c
+++ b/sound/soc/omap/ams-delta.c
@@ -584,7 +584,7 @@
static struct snd_soc_dai_link ams_delta_dai_link = {
.name = "CX20442",
.stream_name = "CX20442",
- .cpu_dai_name ="omap-mcbsp-dai.0",
+ .cpu_dai_name = "omap-mcbsp.1",
.codec_dai_name = "cx20442-voice",
.init = ams_delta_cx20442_init,
.platform_name = "omap-pcm-audio",
diff --git a/sound/soc/omap/igep0020.c b/sound/soc/omap/igep0020.c
index ccae58a..e835781 100644
--- a/sound/soc/omap/igep0020.c
+++ b/sound/soc/omap/igep0020.c
@@ -60,7 +60,7 @@
static struct snd_soc_dai_link igep2_dai = {
.name = "TWL4030",
.stream_name = "TWL4030",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
diff --git a/arch/arm/plat-omap/mcbsp.c b/sound/soc/omap/mcbsp.c
similarity index 66%
rename from arch/arm/plat-omap/mcbsp.c
rename to sound/soc/omap/mcbsp.c
index 4b15cd7..e5f4444 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/sound/soc/omap/mcbsp.c
@@ -1,9 +1,11 @@
/*
- * linux/arch/arm/plat-omap/mcbsp.c
+ * sound/soc/omap/mcbsp.c
*
* Copyright (C) 2004 Nokia Corporation
* Author: Samuel Ortiz <samuel.ortiz@nokia.com>
*
+ * Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
+ * Peter Ujfalusi <peter.ujfalusi@ti.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
@@ -24,13 +26,8 @@
#include <linux/slab.h>
#include <plat/mcbsp.h>
-#include <linux/pm_runtime.h>
-struct omap_mcbsp **mcbsp_ptr;
-int omap_mcbsp_count;
-
-#define omap_mcbsp_check_valid_id(id) (id < omap_mcbsp_count)
-#define id_to_mcbsp_ptr(id) mcbsp_ptr[id];
+#include "mcbsp.h"
static void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val)
{
@@ -80,10 +77,8 @@
#define MCBSP_ST_WRITE(mcbsp, reg, val) \
omap_mcbsp_st_write(mcbsp, OMAP_ST_REG_##reg, val)
-static void omap_mcbsp_dump_reg(u8 id)
+static void omap_mcbsp_dump_reg(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp = id_to_mcbsp_ptr(id);
-
dev_dbg(mcbsp->dev, "**** McBSP%d regs ****\n", mcbsp->id);
dev_dbg(mcbsp->dev, "DRR2: 0x%04x\n",
MCBSP_READ(mcbsp, DRR2));
@@ -156,16 +151,9 @@
* You either call this function or set the McBSP registers
* by yourself before calling omap_mcbsp_start().
*/
-void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg *config)
+void omap_mcbsp_config(struct omap_mcbsp *mcbsp,
+ const struct omap_mcbsp_reg_cfg *config)
{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
dev_dbg(mcbsp->dev, "Configuring McBSP%d phys_base: 0x%08lx\n",
mcbsp->id, mcbsp->phys_base);
@@ -185,33 +173,10 @@
MCBSP_WRITE(mcbsp, XCCR, config->xccr);
MCBSP_WRITE(mcbsp, RCCR, config->rccr);
}
+ /* Enable wakeup behavior */
+ if (mcbsp->pdata->has_wakeup)
+ MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN);
}
-EXPORT_SYMBOL(omap_mcbsp_config);
-
-/**
- * omap_mcbsp_dma_params - returns the dma channel number
- * @id - mcbsp id
- * @stream - indicates the direction of data flow (rx or tx)
- *
- * Returns the dma channel number for the rx channel or tx channel
- * based on the value of @stream for the requested mcbsp given by @id
- */
-int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream)
-{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
- if (stream)
- return mcbsp->dma_rx_sync;
- else
- return mcbsp->dma_tx_sync;
-}
-EXPORT_SYMBOL(omap_mcbsp_dma_ch_params);
/**
* omap_mcbsp_dma_reg_params - returns the address of mcbsp data register
@@ -222,17 +187,11 @@
* to be used by DMA for transferring/receiving data based on the value of
* @stream for the requested mcbsp given by @id
*/
-int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream)
+static int omap_mcbsp_dma_reg_params(struct omap_mcbsp *mcbsp,
+ unsigned int stream)
{
- struct omap_mcbsp *mcbsp;
int data_reg;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
if (mcbsp->pdata->reg_size == 2) {
if (stream)
data_reg = OMAP_MCBSP_REG_DRR1;
@@ -247,7 +206,6 @@
return mcbsp->phys_dma_base + data_reg * mcbsp->pdata->reg_step;
}
-EXPORT_SYMBOL(omap_mcbsp_dma_reg_params);
static void omap_st_on(struct omap_mcbsp *mcbsp)
{
@@ -316,20 +274,11 @@
ST_CH1GAIN(st_data->ch1gain));
}
-int omap_st_set_chgain(unsigned int id, int channel, s16 chgain)
+int omap_st_set_chgain(struct omap_mcbsp *mcbsp, int channel, s16 chgain)
{
- struct omap_mcbsp *mcbsp;
- struct omap_mcbsp_st_data *st_data;
+ struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
int ret = 0;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
- st_data = mcbsp->st_data;
-
if (!st_data)
return -ENOENT;
@@ -347,22 +296,12 @@
return ret;
}
-EXPORT_SYMBOL(omap_st_set_chgain);
-int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain)
+int omap_st_get_chgain(struct omap_mcbsp *mcbsp, int channel, s16 *chgain)
{
- struct omap_mcbsp *mcbsp;
- struct omap_mcbsp_st_data *st_data;
+ struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
int ret = 0;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
- st_data = mcbsp->st_data;
-
if (!st_data)
return -ENOENT;
@@ -377,13 +316,12 @@
return ret;
}
-EXPORT_SYMBOL(omap_st_get_chgain);
static int omap_st_start(struct omap_mcbsp *mcbsp)
{
struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
- if (st_data && st_data->enabled && !st_data->running) {
+ if (st_data->enabled && !st_data->running) {
omap_st_fir_write(mcbsp, st_data->taps);
omap_st_chgain(mcbsp);
@@ -396,18 +334,9 @@
return 0;
}
-int omap_st_enable(unsigned int id)
+int omap_st_enable(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
- struct omap_mcbsp_st_data *st_data;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
- st_data = mcbsp->st_data;
+ struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
if (!st_data)
return -ENODEV;
@@ -419,13 +348,12 @@
return 0;
}
-EXPORT_SYMBOL(omap_st_enable);
static int omap_st_stop(struct omap_mcbsp *mcbsp)
{
struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
- if (st_data && st_data->running) {
+ if (st_data->running) {
if (!mcbsp->free) {
omap_st_off(mcbsp);
st_data->running = 0;
@@ -435,20 +363,11 @@
return 0;
}
-int omap_st_disable(unsigned int id)
+int omap_st_disable(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
- struct omap_mcbsp_st_data *st_data;
+ struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
int ret = 0;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
- st_data = mcbsp->st_data;
-
if (!st_data)
return -ENODEV;
@@ -459,136 +378,52 @@
return ret;
}
-EXPORT_SYMBOL(omap_st_disable);
-int omap_st_is_enabled(unsigned int id)
+int omap_st_is_enabled(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
- struct omap_mcbsp_st_data *st_data;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
- st_data = mcbsp->st_data;
+ struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
if (!st_data)
return -ENODEV;
-
return st_data->enabled;
}
-EXPORT_SYMBOL(omap_st_is_enabled);
/*
* omap_mcbsp_set_rx_threshold configures the transmit threshold in words.
* The threshold parameter is 1 based, and it is converted (threshold - 1)
* for the THRSH2 register.
*/
-void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold)
+void omap_mcbsp_set_tx_threshold(struct omap_mcbsp *mcbsp, u16 threshold)
{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
- mcbsp = id_to_mcbsp_ptr(id);
if (mcbsp->pdata->buffer_size == 0)
return;
if (threshold && threshold <= mcbsp->max_tx_thres)
MCBSP_WRITE(mcbsp, THRSH2, threshold - 1);
}
-EXPORT_SYMBOL(omap_mcbsp_set_tx_threshold);
/*
* omap_mcbsp_set_rx_threshold configures the receive threshold in words.
* The threshold parameter is 1 based, and it is converted (threshold - 1)
* for the THRSH1 register.
*/
-void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold)
+void omap_mcbsp_set_rx_threshold(struct omap_mcbsp *mcbsp, u16 threshold)
{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
- mcbsp = id_to_mcbsp_ptr(id);
if (mcbsp->pdata->buffer_size == 0)
return;
if (threshold && threshold <= mcbsp->max_rx_thres)
MCBSP_WRITE(mcbsp, THRSH1, threshold - 1);
}
-EXPORT_SYMBOL(omap_mcbsp_set_rx_threshold);
-
-/*
- * omap_mcbsp_get_max_tx_thres just return the current configured
- * maximum threshold for transmission
- */
-u16 omap_mcbsp_get_max_tx_threshold(unsigned int id)
-{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
- return mcbsp->max_tx_thres;
-}
-EXPORT_SYMBOL(omap_mcbsp_get_max_tx_threshold);
-
-/*
- * omap_mcbsp_get_max_rx_thres just return the current configured
- * maximum threshold for reception
- */
-u16 omap_mcbsp_get_max_rx_threshold(unsigned int id)
-{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
- return mcbsp->max_rx_thres;
-}
-EXPORT_SYMBOL(omap_mcbsp_get_max_rx_threshold);
-
-u16 omap_mcbsp_get_fifo_size(unsigned int id)
-{
- struct omap_mcbsp *mcbsp;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
- return mcbsp->pdata->buffer_size;
-}
-EXPORT_SYMBOL(omap_mcbsp_get_fifo_size);
/*
* omap_mcbsp_get_tx_delay returns the number of used slots in the McBSP FIFO
*/
-u16 omap_mcbsp_get_tx_delay(unsigned int id)
+u16 omap_mcbsp_get_tx_delay(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
u16 buffstat;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
if (mcbsp->pdata->buffer_size == 0)
return 0;
@@ -598,22 +433,15 @@
/* Number of slots are different in McBSP ports */
return mcbsp->pdata->buffer_size - buffstat;
}
-EXPORT_SYMBOL(omap_mcbsp_get_tx_delay);
/*
* omap_mcbsp_get_rx_delay returns the number of free slots in the McBSP FIFO
* to reach the threshold value (when the DMA will be triggered to read it)
*/
-u16 omap_mcbsp_get_rx_delay(unsigned int id)
+u16 omap_mcbsp_get_rx_delay(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
u16 buffstat, threshold;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
if (mcbsp->pdata->buffer_size == 0)
return 0;
@@ -628,41 +456,12 @@
else
return threshold - buffstat;
}
-EXPORT_SYMBOL(omap_mcbsp_get_rx_delay);
-/*
- * omap_mcbsp_get_dma_op_mode just return the current configured
- * operating mode for the mcbsp channel
- */
-int omap_mcbsp_get_dma_op_mode(unsigned int id)
+int omap_mcbsp_request(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
- int dma_op_mode;
-
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%u)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
- dma_op_mode = mcbsp->dma_op_mode;
-
- return dma_op_mode;
-}
-EXPORT_SYMBOL(omap_mcbsp_get_dma_op_mode);
-
-int omap_mcbsp_request(unsigned int id)
-{
- struct omap_mcbsp *mcbsp;
void *reg_cache;
int err;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return -ENODEV;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
reg_cache = kzalloc(mcbsp->reg_cache_size, GFP_KERNEL);
if (!reg_cache) {
return -ENOMEM;
@@ -681,13 +480,7 @@
spin_unlock(&mcbsp->lock);
if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->request)
- mcbsp->pdata->ops->request(id);
-
- pm_runtime_get_sync(mcbsp->dev);
-
- /* Enable wakeup behavior */
- if (mcbsp->pdata->has_wakeup)
- MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN);
+ mcbsp->pdata->ops->request(mcbsp->id - 1);
/*
* Make sure that transmitter, receiver and sample-rate generator are
@@ -722,14 +515,12 @@
free_irq(mcbsp->tx_irq, (void *)mcbsp);
err_clk_disable:
if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free)
- mcbsp->pdata->ops->free(id);
+ mcbsp->pdata->ops->free(mcbsp->id - 1);
/* Disable wakeup behavior */
if (mcbsp->pdata->has_wakeup)
MCBSP_WRITE(mcbsp, WAKEUPEN, 0);
- pm_runtime_put_sync(mcbsp->dev);
-
spin_lock(&mcbsp->lock);
mcbsp->free = true;
mcbsp->reg_cache = NULL;
@@ -739,34 +530,34 @@
return err;
}
-EXPORT_SYMBOL(omap_mcbsp_request);
-void omap_mcbsp_free(unsigned int id)
+void omap_mcbsp_free(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp;
void *reg_cache;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free)
- mcbsp->pdata->ops->free(id);
+ mcbsp->pdata->ops->free(mcbsp->id - 1);
/* Disable wakeup behavior */
if (mcbsp->pdata->has_wakeup)
MCBSP_WRITE(mcbsp, WAKEUPEN, 0);
- pm_runtime_put_sync(mcbsp->dev);
-
if (mcbsp->rx_irq)
free_irq(mcbsp->rx_irq, (void *)mcbsp);
free_irq(mcbsp->tx_irq, (void *)mcbsp);
reg_cache = mcbsp->reg_cache;
+ /*
+ * Select CLKS source from internal source unconditionally before
+ * marking the McBSP port as free.
+ * If the external clock source via MCBSP_CLKS pin has been selected the
+ * system will refuse to enter idle if the CLKS pin source is not reset
+ * back to internal source.
+ */
+ if (!cpu_class_is_omap1())
+ omap2_mcbsp_set_clks_src(mcbsp, MCBSP_CLKS_PRCM_SRC);
+
spin_lock(&mcbsp->lock);
if (mcbsp->free)
dev_err(mcbsp->dev, "McBSP%d was not reserved\n", mcbsp->id);
@@ -778,25 +569,17 @@
if (reg_cache)
kfree(reg_cache);
}
-EXPORT_SYMBOL(omap_mcbsp_free);
/*
* Here we start the McBSP, by enabling transmitter, receiver or both.
* If no transmitter or receiver is active prior calling, then sample-rate
* generator and frame sync are started.
*/
-void omap_mcbsp_start(unsigned int id, int tx, int rx)
+void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int tx, int rx)
{
- struct omap_mcbsp *mcbsp;
int enable_srg = 0;
u16 w;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
if (mcbsp->st_data)
omap_st_start(mcbsp);
@@ -846,23 +629,14 @@
}
/* Dump McBSP Regs */
- omap_mcbsp_dump_reg(id);
+ omap_mcbsp_dump_reg(mcbsp);
}
-EXPORT_SYMBOL(omap_mcbsp_start);
-void omap_mcbsp_stop(unsigned int id, int tx, int rx)
+void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int tx, int rx)
{
- struct omap_mcbsp *mcbsp;
int idle;
u16 w;
- if (!omap_mcbsp_check_valid_id(id)) {
- printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1);
- return;
- }
-
- mcbsp = id_to_mcbsp_ptr(id);
-
/* Reset transmitter */
tx &= 1;
if (mcbsp->pdata->has_ccr) {
@@ -895,19 +669,11 @@
if (mcbsp->st_data)
omap_st_stop(mcbsp);
}
-EXPORT_SYMBOL(omap_mcbsp_stop);
-int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id)
+int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id)
{
- struct omap_mcbsp *mcbsp;
const char *src;
- if (!omap_mcbsp_check_valid_id(id)) {
- pr_err("%s: Invalid id (%d)\n", __func__, id + 1);
- return -EINVAL;
- }
- mcbsp = id_to_mcbsp_ptr(id);
-
if (fck_src_id == MCBSP_CLKS_PAD_SRC)
src = "clks_ext";
else if (fck_src_id == MCBSP_CLKS_PRCM_SRC)
@@ -920,43 +686,37 @@
else
return -EINVAL;
}
-EXPORT_SYMBOL(omap2_mcbsp_set_clks_src);
-void omap2_mcbsp1_mux_clkr_src(u8 mux)
+int omap_mcbsp_6pin_src_mux(struct omap_mcbsp *mcbsp, u8 mux)
{
- struct omap_mcbsp *mcbsp;
- const char *src;
+ const char *signal, *src;
- if (mux == CLKR_SRC_CLKR)
+ if (mcbsp->pdata->mux_signal)
+ return -EINVAL;
+
+ switch (mux) {
+ case CLKR_SRC_CLKR:
+ signal = "clkr";
src = "clkr";
- else if (mux == CLKR_SRC_CLKX)
+ break;
+ case CLKR_SRC_CLKX:
+ signal = "clkr";
src = "clkx";
- else
- return;
-
- mcbsp = id_to_mcbsp_ptr(0);
- if (mcbsp->pdata->mux_signal)
- mcbsp->pdata->mux_signal(mcbsp->dev, "clkr", src);
-}
-EXPORT_SYMBOL(omap2_mcbsp1_mux_clkr_src);
-
-void omap2_mcbsp1_mux_fsr_src(u8 mux)
-{
- struct omap_mcbsp *mcbsp;
- const char *src;
-
- if (mux == FSR_SRC_FSR)
+ break;
+ case FSR_SRC_FSR:
+ signal = "fsr";
src = "fsr";
- else if (mux == FSR_SRC_FSX)
+ break;
+ case FSR_SRC_FSX:
+ signal = "fsr";
src = "fsx";
- else
- return;
+ break;
+ default:
+ return -EINVAL;
+ }
- mcbsp = id_to_mcbsp_ptr(0);
- if (mcbsp->pdata->mux_signal)
- mcbsp->pdata->mux_signal(mcbsp->dev, "fsr", src);
+ return mcbsp->pdata->mux_signal(mcbsp->dev, signal, src);
}
-EXPORT_SYMBOL(omap2_mcbsp1_mux_fsr_src);
#define max_thres(m) (mcbsp->pdata->buffer_size)
#define valid_threshold(m, val) ((val) <= max_thres(m))
@@ -1132,97 +892,56 @@
struct omap_mcbsp_st_data *st_data;
int err;
- st_data = kzalloc(sizeof(*mcbsp->st_data), GFP_KERNEL);
- if (!st_data) {
- err = -ENOMEM;
- goto err1;
- }
+ st_data = devm_kzalloc(mcbsp->dev, sizeof(*mcbsp->st_data), GFP_KERNEL);
+ if (!st_data)
+ return -ENOMEM;
- st_data->io_base_st = ioremap(res->start, resource_size(res));
- if (!st_data->io_base_st) {
- err = -ENOMEM;
- goto err2;
- }
+ st_data->io_base_st = devm_ioremap(mcbsp->dev, res->start,
+ resource_size(res));
+ if (!st_data->io_base_st)
+ return -ENOMEM;
err = sysfs_create_group(&mcbsp->dev->kobj, &sidetone_attr_group);
if (err)
- goto err3;
+ return err;
mcbsp->st_data = st_data;
return 0;
-
-err3:
- iounmap(st_data->io_base_st);
-err2:
- kfree(st_data);
-err1:
- return err;
-
-}
-
-static void __devexit omap_st_remove(struct omap_mcbsp *mcbsp)
-{
- struct omap_mcbsp_st_data *st_data = mcbsp->st_data;
-
- sysfs_remove_group(&mcbsp->dev->kobj, &sidetone_attr_group);
- iounmap(st_data->io_base_st);
- kfree(st_data);
}
/*
* McBSP1 and McBSP3 are directly mapped on 1610 and 1510.
* 730 has only 2 McBSP, and both of them are MPU peripherals.
*/
-static int __devinit omap_mcbsp_probe(struct platform_device *pdev)
+int __devinit omap_mcbsp_init(struct platform_device *pdev)
{
- struct omap_mcbsp_platform_data *pdata = pdev->dev.platform_data;
- struct omap_mcbsp *mcbsp;
- int id = pdev->id - 1;
+ struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev);
struct resource *res;
int ret = 0;
- if (!pdata) {
- dev_err(&pdev->dev, "McBSP device initialized without"
- "platform data\n");
- ret = -EINVAL;
- goto exit;
- }
-
- dev_dbg(&pdev->dev, "Initializing OMAP McBSP (%d).\n", pdev->id);
-
- if (id >= omap_mcbsp_count) {
- dev_err(&pdev->dev, "Invalid McBSP device id (%d)\n", id);
- ret = -EINVAL;
- goto exit;
- }
-
- mcbsp = kzalloc(sizeof(struct omap_mcbsp), GFP_KERNEL);
- if (!mcbsp) {
- ret = -ENOMEM;
- goto exit;
- }
-
spin_lock_init(&mcbsp->lock);
- mcbsp->id = id + 1;
mcbsp->free = true;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
if (!res) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
- dev_err(&pdev->dev, "%s:mcbsp%d has invalid memory"
- "resource\n", __func__, pdev->id);
- ret = -ENOMEM;
- goto exit;
+ dev_err(mcbsp->dev, "invalid memory resource\n");
+ return -ENOMEM;
}
}
+ if (!devm_request_mem_region(&pdev->dev, res->start, resource_size(res),
+ dev_name(&pdev->dev))) {
+ dev_err(mcbsp->dev, "memory region already claimed\n");
+ return -ENODEV;
+ }
+
mcbsp->phys_base = res->start;
mcbsp->reg_cache_size = resource_size(res);
- mcbsp->io_base = ioremap(res->start, resource_size(res));
- if (!mcbsp->io_base) {
- ret = -ENOMEM;
- goto err_ioremap;
- }
+ mcbsp->io_base = devm_ioremap(&pdev->dev, res->start,
+ resource_size(res));
+ if (!mcbsp->io_base)
+ return -ENOMEM;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dma");
if (!res)
@@ -1234,40 +953,38 @@
mcbsp->rx_irq = platform_get_irq_byname(pdev, "rx");
/* From OMAP4 there will be a single irq line */
- if (mcbsp->tx_irq == -ENXIO)
+ if (mcbsp->tx_irq == -ENXIO) {
mcbsp->tx_irq = platform_get_irq(pdev, 0);
+ mcbsp->rx_irq = 0;
+ }
res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx");
if (!res) {
- dev_err(&pdev->dev, "%s:mcbsp%d has invalid rx DMA channel\n",
- __func__, pdev->id);
- ret = -ENODEV;
- goto err_res;
+ dev_err(&pdev->dev, "invalid rx DMA channel\n");
+ return -ENODEV;
}
- mcbsp->dma_rx_sync = res->start;
+ /* RX DMA request number, and port address configuration */
+ mcbsp->dma_data[1].name = "Audio Capture";
+ mcbsp->dma_data[1].dma_req = res->start;
+ mcbsp->dma_data[1].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 1);
res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx");
if (!res) {
- dev_err(&pdev->dev, "%s:mcbsp%d has invalid tx DMA channel\n",
- __func__, pdev->id);
- ret = -ENODEV;
- goto err_res;
+ dev_err(&pdev->dev, "invalid tx DMA channel\n");
+ return -ENODEV;
}
- mcbsp->dma_tx_sync = res->start;
+ /* TX DMA request number, and port address configuration */
+ mcbsp->dma_data[0].name = "Audio Playback";
+ mcbsp->dma_data[0].dma_req = res->start;
+ mcbsp->dma_data[0].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 0);
mcbsp->fclk = clk_get(&pdev->dev, "fck");
if (IS_ERR(mcbsp->fclk)) {
ret = PTR_ERR(mcbsp->fclk);
- dev_err(&pdev->dev, "unable to get fck: %d\n", ret);
- goto err_res;
+ dev_err(mcbsp->dev, "unable to get fck: %d\n", ret);
+ return ret;
}
- mcbsp->pdata = pdata;
- mcbsp->dev = &pdev->dev;
- mcbsp_ptr[id] = mcbsp;
- platform_set_drvdata(pdev, mcbsp);
- pm_runtime_enable(mcbsp->dev);
-
mcbsp->dma_op_mode = MCBSP_DMA_MODE_ELEMENT;
if (mcbsp->pdata->buffer_size) {
/*
@@ -1307,55 +1024,17 @@
err_st:
if (mcbsp->pdata->buffer_size)
- sysfs_remove_group(&mcbsp->dev->kobj,
- &additional_attr_group);
+ sysfs_remove_group(&mcbsp->dev->kobj, &additional_attr_group);
err_thres:
clk_put(mcbsp->fclk);
-err_res:
- iounmap(mcbsp->io_base);
-err_ioremap:
- kfree(mcbsp);
-exit:
return ret;
}
-static int __devexit omap_mcbsp_remove(struct platform_device *pdev)
+void __devexit omap_mcbsp_sysfs_remove(struct omap_mcbsp *mcbsp)
{
- struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev);
+ if (mcbsp->pdata->buffer_size)
+ sysfs_remove_group(&mcbsp->dev->kobj, &additional_attr_group);
- platform_set_drvdata(pdev, NULL);
- if (mcbsp) {
-
- if (mcbsp->pdata && mcbsp->pdata->ops &&
- mcbsp->pdata->ops->free)
- mcbsp->pdata->ops->free(mcbsp->id);
-
- if (mcbsp->pdata->buffer_size)
- sysfs_remove_group(&mcbsp->dev->kobj,
- &additional_attr_group);
-
- if (mcbsp->st_data)
- omap_st_remove(mcbsp);
-
- clk_put(mcbsp->fclk);
-
- iounmap(mcbsp->io_base);
- kfree(mcbsp);
- }
-
- return 0;
-}
-
-static struct platform_driver omap_mcbsp_driver = {
- .probe = omap_mcbsp_probe,
- .remove = __devexit_p(omap_mcbsp_remove),
- .driver = {
- .name = "omap-mcbsp",
- },
-};
-
-int __init omap_mcbsp_init(void)
-{
- /* Register the McBSP driver */
- return platform_driver_register(&omap_mcbsp_driver);
+ if (mcbsp->st_data)
+ sysfs_remove_group(&mcbsp->dev->kobj, &sidetone_attr_group);
}
diff --git a/sound/soc/omap/mcbsp.h b/sound/soc/omap/mcbsp.h
new file mode 100644
index 0000000..a944fcc
--- /dev/null
+++ b/sound/soc/omap/mcbsp.h
@@ -0,0 +1,346 @@
+/*
+ * sound/soc/omap/mcbsp.h
+ *
+ * OMAP Multi-Channel Buffered Serial Port
+ *
+ * Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
+ * Peter Ujfalusi <peter.ujfalusi@ti.com>
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#ifndef __ASOC_MCBSP_H
+#define __ASOC_MCBSP_H
+
+#include "omap-pcm.h"
+
+/* McBSP register numbers. Register address offset = num * reg_step */
+enum {
+ /* Common registers */
+ OMAP_MCBSP_REG_SPCR2 = 4,
+ OMAP_MCBSP_REG_SPCR1,
+ OMAP_MCBSP_REG_RCR2,
+ OMAP_MCBSP_REG_RCR1,
+ OMAP_MCBSP_REG_XCR2,
+ OMAP_MCBSP_REG_XCR1,
+ OMAP_MCBSP_REG_SRGR2,
+ OMAP_MCBSP_REG_SRGR1,
+ OMAP_MCBSP_REG_MCR2,
+ OMAP_MCBSP_REG_MCR1,
+ OMAP_MCBSP_REG_RCERA,
+ OMAP_MCBSP_REG_RCERB,
+ OMAP_MCBSP_REG_XCERA,
+ OMAP_MCBSP_REG_XCERB,
+ OMAP_MCBSP_REG_PCR0,
+ OMAP_MCBSP_REG_RCERC,
+ OMAP_MCBSP_REG_RCERD,
+ OMAP_MCBSP_REG_XCERC,
+ OMAP_MCBSP_REG_XCERD,
+ OMAP_MCBSP_REG_RCERE,
+ OMAP_MCBSP_REG_RCERF,
+ OMAP_MCBSP_REG_XCERE,
+ OMAP_MCBSP_REG_XCERF,
+ OMAP_MCBSP_REG_RCERG,
+ OMAP_MCBSP_REG_RCERH,
+ OMAP_MCBSP_REG_XCERG,
+ OMAP_MCBSP_REG_XCERH,
+
+ /* OMAP1-OMAP2420 registers */
+ OMAP_MCBSP_REG_DRR2 = 0,
+ OMAP_MCBSP_REG_DRR1,
+ OMAP_MCBSP_REG_DXR2,
+ OMAP_MCBSP_REG_DXR1,
+
+ /* OMAP2430 and onwards */
+ OMAP_MCBSP_REG_DRR = 0,
+ OMAP_MCBSP_REG_DXR = 2,
+ OMAP_MCBSP_REG_SYSCON = 35,
+ OMAP_MCBSP_REG_THRSH2,
+ OMAP_MCBSP_REG_THRSH1,
+ OMAP_MCBSP_REG_IRQST = 40,
+ OMAP_MCBSP_REG_IRQEN,
+ OMAP_MCBSP_REG_WAKEUPEN,
+ OMAP_MCBSP_REG_XCCR,
+ OMAP_MCBSP_REG_RCCR,
+ OMAP_MCBSP_REG_XBUFFSTAT,
+ OMAP_MCBSP_REG_RBUFFSTAT,
+ OMAP_MCBSP_REG_SSELCR,
+};
+
+/* OMAP3 sidetone control registers */
+#define OMAP_ST_REG_REV 0x00
+#define OMAP_ST_REG_SYSCONFIG 0x10
+#define OMAP_ST_REG_IRQSTATUS 0x18
+#define OMAP_ST_REG_IRQENABLE 0x1C
+#define OMAP_ST_REG_SGAINCR 0x24
+#define OMAP_ST_REG_SFIRCR 0x28
+#define OMAP_ST_REG_SSELCR 0x2C
+
+/************************** McBSP SPCR1 bit definitions ***********************/
+#define RRST BIT(0)
+#define RRDY BIT(1)
+#define RFULL BIT(2)
+#define RSYNC_ERR BIT(3)
+#define RINTM(value) (((value) & 0x3) << 4) /* bits 4:5 */
+#define ABIS BIT(6)
+#define DXENA BIT(7)
+#define CLKSTP(value) (((value) & 0x3) << 11) /* bits 11:12 */
+#define RJUST(value) (((value) & 0x3) << 13) /* bits 13:14 */
+#define ALB BIT(15)
+#define DLB BIT(15)
+
+/************************** McBSP SPCR2 bit definitions ***********************/
+#define XRST BIT(0)
+#define XRDY BIT(1)
+#define XEMPTY BIT(2)
+#define XSYNC_ERR BIT(3)
+#define XINTM(value) (((value) & 0x3) << 4) /* bits 4:5 */
+#define GRST BIT(6)
+#define FRST BIT(7)
+#define SOFT BIT(8)
+#define FREE BIT(9)
+
+/************************** McBSP PCR bit definitions *************************/
+#define CLKRP BIT(0)
+#define CLKXP BIT(1)
+#define FSRP BIT(2)
+#define FSXP BIT(3)
+#define DR_STAT BIT(4)
+#define DX_STAT BIT(5)
+#define CLKS_STAT BIT(6)
+#define SCLKME BIT(7)
+#define CLKRM BIT(8)
+#define CLKXM BIT(9)
+#define FSRM BIT(10)
+#define FSXM BIT(11)
+#define RIOEN BIT(12)
+#define XIOEN BIT(13)
+#define IDLE_EN BIT(14)
+
+/************************** McBSP RCR1 bit definitions ************************/
+#define RWDLEN1(value) (((value) & 0x7) << 5) /* Bits 5:7 */
+#define RFRLEN1(value) (((value) & 0x7f) << 8) /* Bits 8:14 */
+
+/************************** McBSP XCR1 bit definitions ************************/
+#define XWDLEN1(value) (((value) & 0x7) << 5) /* Bits 5:7 */
+#define XFRLEN1(value) (((value) & 0x7f) << 8) /* Bits 8:14 */
+
+/*************************** McBSP RCR2 bit definitions ***********************/
+#define RDATDLY(value) ((value) & 0x3) /* Bits 0:1 */
+#define RFIG BIT(2)
+#define RCOMPAND(value) (((value) & 0x3) << 3) /* Bits 3:4 */
+#define RWDLEN2(value) (((value) & 0x7) << 5) /* Bits 5:7 */
+#define RFRLEN2(value) (((value) & 0x7f) << 8) /* Bits 8:14 */
+#define RPHASE BIT(15)
+
+/*************************** McBSP XCR2 bit definitions ***********************/
+#define XDATDLY(value) ((value) & 0x3) /* Bits 0:1 */
+#define XFIG BIT(2)
+#define XCOMPAND(value) (((value) & 0x3) << 3) /* Bits 3:4 */
+#define XWDLEN2(value) (((value) & 0x7) << 5) /* Bits 5:7 */
+#define XFRLEN2(value) (((value) & 0x7f) << 8) /* Bits 8:14 */
+#define XPHASE BIT(15)
+
+/************************* McBSP SRGR1 bit definitions ************************/
+#define CLKGDV(value) ((value) & 0x7f) /* Bits 0:7 */
+#define FWID(value) (((value) & 0xff) << 8) /* Bits 8:15 */
+
+/************************* McBSP SRGR2 bit definitions ************************/
+#define FPER(value) ((value) & 0x0fff) /* Bits 0:11 */
+#define FSGM BIT(12)
+#define CLKSM BIT(13)
+#define CLKSP BIT(14)
+#define GSYNC BIT(15)
+
+/************************* McBSP MCR1 bit definitions *************************/
+#define RMCM BIT(0)
+#define RCBLK(value) (((value) & 0x7) << 2) /* Bits 2:4 */
+#define RPABLK(value) (((value) & 0x3) << 5) /* Bits 5:6 */
+#define RPBBLK(value) (((value) & 0x3) << 7) /* Bits 7:8 */
+
+/************************* McBSP MCR2 bit definitions *************************/
+#define XMCM(value) ((value) & 0x3) /* Bits 0:1 */
+#define XCBLK(value) (((value) & 0x7) << 2) /* Bits 2:4 */
+#define XPABLK(value) (((value) & 0x3) << 5) /* Bits 5:6 */
+#define XPBBLK(value) (((value) & 0x3) << 7) /* Bits 7:8 */
+
+/*********************** McBSP XCCR bit definitions *************************/
+#define XDISABLE BIT(0)
+#define XDMAEN BIT(3)
+#define DILB BIT(5)
+#define XFULL_CYCLE BIT(11)
+#define DXENDLY(value) (((value) & 0x3) << 12) /* Bits 12:13 */
+#define PPCONNECT BIT(14)
+#define EXTCLKGATE BIT(15)
+
+/********************** McBSP RCCR bit definitions *************************/
+#define RDISABLE BIT(0)
+#define RDMAEN BIT(3)
+#define RFULL_CYCLE BIT(11)
+
+/********************** McBSP SYSCONFIG bit definitions ********************/
+#define SOFTRST BIT(1)
+#define ENAWAKEUP BIT(2)
+#define SIDLEMODE(value) (((value) & 0x3) << 3)
+#define CLOCKACTIVITY(value) (((value) & 0x3) << 8)
+
+/********************** McBSP SSELCR bit definitions ***********************/
+#define SIDETONEEN BIT(10)
+
+/********************** McBSP Sidetone SYSCONFIG bit definitions ***********/
+#define ST_AUTOIDLE BIT(0)
+
+/********************** McBSP Sidetone SGAINCR bit definitions *************/
+#define ST_CH0GAIN(value) ((value) & 0xffff) /* Bits 0:15 */
+#define ST_CH1GAIN(value) (((value) & 0xffff) << 16) /* Bits 16:31 */
+
+/********************** McBSP Sidetone SFIRCR bit definitions **************/
+#define ST_FIRCOEFF(value) ((value) & 0xffff) /* Bits 0:15 */
+
+/********************** McBSP Sidetone SSELCR bit definitions **************/
+#define ST_SIDETONEEN BIT(0)
+#define ST_COEFFWREN BIT(1)
+#define ST_COEFFWRDONE BIT(2)
+
+/********************** McBSP DMA operating modes **************************/
+#define MCBSP_DMA_MODE_ELEMENT 0
+#define MCBSP_DMA_MODE_THRESHOLD 1
+#define MCBSP_DMA_MODE_FRAME 2
+
+/********************** McBSP WAKEUPEN bit definitions *********************/
+#define RSYNCERREN BIT(0)
+#define RFSREN BIT(1)
+#define REOFEN BIT(2)
+#define RRDYEN BIT(3)
+#define XSYNCERREN BIT(7)
+#define XFSXEN BIT(8)
+#define XEOFEN BIT(9)
+#define XRDYEN BIT(10)
+#define XEMPTYEOFEN BIT(14)
+
+/* Clock signal muxing options */
+#define CLKR_SRC_CLKR 0 /* CLKR signal is from the CLKR pin */
+#define CLKR_SRC_CLKX 1 /* CLKR signal is from the CLKX pin */
+#define FSR_SRC_FSR 2 /* FSR signal is from the FSR pin */
+#define FSR_SRC_FSX 3 /* FSR signal is from the FSX pin */
+
+/* McBSP functional clock sources */
+#define MCBSP_CLKS_PRCM_SRC 0
+#define MCBSP_CLKS_PAD_SRC 1
+
+/* we don't do multichannel for now */
+struct omap_mcbsp_reg_cfg {
+ u16 spcr2;
+ u16 spcr1;
+ u16 rcr2;
+ u16 rcr1;
+ u16 xcr2;
+ u16 xcr1;
+ u16 srgr2;
+ u16 srgr1;
+ u16 mcr2;
+ u16 mcr1;
+ u16 pcr0;
+ u16 rcerc;
+ u16 rcerd;
+ u16 xcerc;
+ u16 xcerd;
+ u16 rcere;
+ u16 rcerf;
+ u16 xcere;
+ u16 xcerf;
+ u16 rcerg;
+ u16 rcerh;
+ u16 xcerg;
+ u16 xcerh;
+ u16 xccr;
+ u16 rccr;
+};
+
+struct omap_mcbsp_st_data {
+ void __iomem *io_base_st;
+ bool running;
+ bool enabled;
+ s16 taps[128]; /* Sidetone filter coefficients */
+ int nr_taps; /* Number of filter coefficients in use */
+ s16 ch0gain;
+ s16 ch1gain;
+};
+
+struct omap_mcbsp {
+ struct device *dev;
+ struct clk *fclk;
+ spinlock_t lock;
+ unsigned long phys_base;
+ unsigned long phys_dma_base;
+ void __iomem *io_base;
+ u8 id;
+ /*
+ * Flags indicating is the bus already activated and configured by
+ * another substream
+ */
+ int active;
+ int configured;
+ u8 free;
+
+ int rx_irq;
+ int tx_irq;
+
+ /* Protect the field .free, while checking if the mcbsp is in use */
+ struct omap_mcbsp_platform_data *pdata;
+ struct omap_mcbsp_st_data *st_data;
+ struct omap_mcbsp_reg_cfg cfg_regs;
+ struct omap_pcm_dma_data dma_data[2];
+ int dma_op_mode;
+ u16 max_tx_thres;
+ u16 max_rx_thres;
+ void *reg_cache;
+ int reg_cache_size;
+
+ unsigned int fmt;
+ unsigned int in_freq;
+ int clk_div;
+ int wlen;
+};
+
+void omap_mcbsp_config(struct omap_mcbsp *mcbsp,
+ const struct omap_mcbsp_reg_cfg *config);
+void omap_mcbsp_set_tx_threshold(struct omap_mcbsp *mcbsp, u16 threshold);
+void omap_mcbsp_set_rx_threshold(struct omap_mcbsp *mcbsp, u16 threshold);
+u16 omap_mcbsp_get_tx_delay(struct omap_mcbsp *mcbsp);
+u16 omap_mcbsp_get_rx_delay(struct omap_mcbsp *mcbsp);
+int omap_mcbsp_get_dma_op_mode(struct omap_mcbsp *mcbsp);
+int omap_mcbsp_request(struct omap_mcbsp *mcbsp);
+void omap_mcbsp_free(struct omap_mcbsp *mcbsp);
+void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int tx, int rx);
+void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int tx, int rx);
+
+/* McBSP functional clock source changing function */
+int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id);
+
+/* McBSP signal muxing API */
+int omap_mcbsp_6pin_src_mux(struct omap_mcbsp *mcbsp, u8 mux);
+
+/* Sidetone specific API */
+int omap_st_set_chgain(struct omap_mcbsp *mcbsp, int channel, s16 chgain);
+int omap_st_get_chgain(struct omap_mcbsp *mcbsp, int channel, s16 *chgain);
+int omap_st_enable(struct omap_mcbsp *mcbsp);
+int omap_st_disable(struct omap_mcbsp *mcbsp);
+int omap_st_is_enabled(struct omap_mcbsp *mcbsp);
+
+int __devinit omap_mcbsp_init(struct platform_device *pdev);
+void __devexit omap_mcbsp_sysfs_remove(struct omap_mcbsp *mcbsp);
+
+#endif /* __ASOC_MCBSP_H */
diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c
index c292bf0..abac4b6 100644
--- a/sound/soc/omap/n810.c
+++ b/sound/soc/omap/n810.c
@@ -275,7 +275,7 @@
static struct snd_soc_dai_link n810_dai = {
.name = "TLV320AIC33",
.stream_name = "AIC33",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.platform_name = "omap-pcm-audio",
.codec_name = "tlv320aic3x-codec.2-0018",
.codec_dai_name = "tlv320aic3x-hifi",
diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c
index 1287b87..6912ac7 100644
--- a/sound/soc/omap/omap-mcbsp.c
+++ b/sound/soc/omap/omap-mcbsp.c
@@ -25,6 +25,7 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
+#include <linux/pm_runtime.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -33,6 +34,7 @@
#include <plat/dma.h>
#include <plat/mcbsp.h>
+#include "mcbsp.h"
#include "omap-mcbsp.h"
#include "omap-pcm.h"
@@ -46,42 +48,31 @@
.private_value = (unsigned long) &(struct soc_mixer_control) \
{.min = xmin, .max = xmax} }
-struct omap_mcbsp_data {
- unsigned int bus_id;
- struct omap_mcbsp_reg_cfg regs;
- unsigned int fmt;
- /*
- * Flags indicating is the bus already activated and configured by
- * another substream
- */
- int active;
- int configured;
- unsigned int in_freq;
- int clk_div;
- int wlen;
+enum {
+ OMAP_MCBSP_WORD_8 = 0,
+ OMAP_MCBSP_WORD_12,
+ OMAP_MCBSP_WORD_16,
+ OMAP_MCBSP_WORD_20,
+ OMAP_MCBSP_WORD_24,
+ OMAP_MCBSP_WORD_32,
};
-static struct omap_mcbsp_data mcbsp_data[NUM_LINKS];
-
/*
* Stream DMA parameters. DMA request line and port address are set runtime
* since they are different between OMAP1 and later OMAPs
*/
-static struct omap_pcm_dma_data omap_mcbsp_dai_dma_params[NUM_LINKS][2];
-
static void omap_mcbsp_set_threshold(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
struct omap_pcm_dma_data *dma_data;
- int dma_op_mode = omap_mcbsp_get_dma_op_mode(mcbsp_data->bus_id);
int words;
dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
/* TODO: Currently, MODE_ELEMENT == MODE_FRAME */
- if (dma_op_mode == MCBSP_DMA_MODE_THRESHOLD)
+ if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD)
/*
* Configure McBSP threshold based on either:
* packet_size, when the sDMA is in packet mode, or
@@ -91,15 +82,15 @@
words = dma_data->packet_size;
else
words = snd_pcm_lib_period_bytes(substream) /
- (mcbsp_data->wlen / 8);
+ (mcbsp->wlen / 8);
else
words = 1;
/* Configure McBSP internal buffer usage */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- omap_mcbsp_set_tx_threshold(mcbsp_data->bus_id, words);
+ omap_mcbsp_set_tx_threshold(mcbsp, words);
else
- omap_mcbsp_set_rx_threshold(mcbsp_data->bus_id, words);
+ omap_mcbsp_set_rx_threshold(mcbsp, words);
}
static int omap_mcbsp_hwrule_min_buffersize(struct snd_pcm_hw_params *params,
@@ -109,12 +100,12 @@
SNDRV_PCM_HW_PARAM_BUFFER_SIZE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
- struct omap_mcbsp_data *mcbsp_data = rule->private;
+ struct omap_mcbsp *mcbsp = rule->private;
struct snd_interval frames;
int size;
snd_interval_any(&frames);
- size = omap_mcbsp_get_fifo_size(mcbsp_data->bus_id);
+ size = mcbsp->pdata->buffer_size;
frames.min = size / channels->min;
frames.integer = 1;
@@ -124,12 +115,11 @@
static int omap_mcbsp_dai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
- int bus_id = mcbsp_data->bus_id;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
int err = 0;
if (!cpu_dai->active)
- err = omap_mcbsp_request(bus_id);
+ err = omap_mcbsp_request(mcbsp);
/*
* OMAP3 McBSP FIFO is word structured.
@@ -146,16 +136,16 @@
* 2 channels (stereo): size is 128 / 2 = 64 frames (2 * 64 words)
* 4 channels: size is 128 / 4 = 32 frames (4 * 32 words)
*/
- if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
+ if (mcbsp->pdata->buffer_size) {
/*
* Rule for the buffer size. We should not allow
* smaller buffer than the FIFO size to avoid underruns
*/
snd_pcm_hw_rule_add(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_CHANNELS,
+ SNDRV_PCM_HW_PARAM_BUFFER_SIZE,
omap_mcbsp_hwrule_min_buffersize,
- mcbsp_data,
- SNDRV_PCM_HW_PARAM_BUFFER_SIZE, -1);
+ mcbsp,
+ SNDRV_PCM_HW_PARAM_CHANNELS, -1);
/* Make sure, that the period size is always even */
snd_pcm_hw_constraint_step(substream->runtime, 0,
@@ -168,33 +158,33 @@
static void omap_mcbsp_dai_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
if (!cpu_dai->active) {
- omap_mcbsp_free(mcbsp_data->bus_id);
- mcbsp_data->configured = 0;
+ omap_mcbsp_free(mcbsp);
+ mcbsp->configured = 0;
}
}
static int omap_mcbsp_dai_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *cpu_dai)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
int err = 0, play = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- mcbsp_data->active++;
- omap_mcbsp_start(mcbsp_data->bus_id, play, !play);
+ mcbsp->active++;
+ omap_mcbsp_start(mcbsp, play, !play);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- omap_mcbsp_stop(mcbsp_data->bus_id, play, !play);
- mcbsp_data->active--;
+ omap_mcbsp_stop(mcbsp, play, !play);
+ mcbsp->active--;
break;
default:
err = -EINVAL;
@@ -209,14 +199,14 @@
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
u16 fifo_use;
snd_pcm_sframes_t delay;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- fifo_use = omap_mcbsp_get_tx_delay(mcbsp_data->bus_id);
+ fifo_use = omap_mcbsp_get_tx_delay(mcbsp);
else
- fifo_use = omap_mcbsp_get_rx_delay(mcbsp_data->bus_id);
+ fifo_use = omap_mcbsp_get_rx_delay(mcbsp);
/*
* Divide the used locations with the channel count to get the
@@ -232,19 +222,14 @@
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
- struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
struct omap_pcm_dma_data *dma_data;
- int dma, bus_id = mcbsp_data->bus_id;
int wlen, channels, wpf, sync_mode = OMAP_DMA_SYNC_ELEMENT;
int pkt_size = 0;
- unsigned long port;
unsigned int format, div, framesize, master;
- dma_data = &omap_mcbsp_dai_dma_params[cpu_dai->id][substream->stream];
-
- dma = omap_mcbsp_dma_ch_params(bus_id, substream->stream);
- port = omap_mcbsp_dma_reg_params(bus_id, substream->stream);
+ dma_data = &mcbsp->dma_data[substream->stream];
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
@@ -258,20 +243,17 @@
default:
return -EINVAL;
}
- if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
+ if (mcbsp->pdata->buffer_size) {
dma_data->set_threshold = omap_mcbsp_set_threshold;
/* TODO: Currently, MODE_ELEMENT == MODE_FRAME */
- if (omap_mcbsp_get_dma_op_mode(bus_id) ==
- MCBSP_DMA_MODE_THRESHOLD) {
+ if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD) {
int period_words, max_thrsh;
period_words = params_period_bytes(params) / (wlen / 8);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- max_thrsh = omap_mcbsp_get_max_tx_threshold(
- mcbsp_data->bus_id);
+ max_thrsh = mcbsp->max_tx_thres;
else
- max_thrsh = omap_mcbsp_get_max_rx_threshold(
- mcbsp_data->bus_id);
+ max_thrsh = mcbsp->max_rx_thres;
/*
* If the period contains less or equal number of words,
* we are using the original threshold mode setup:
@@ -304,15 +286,12 @@
}
}
- dma_data->name = substream->stream ? "Audio Capture" : "Audio Playback";
- dma_data->dma_req = dma;
- dma_data->port_addr = port;
dma_data->sync_mode = sync_mode;
dma_data->packet_size = pkt_size;
snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
- if (mcbsp_data->configured) {
+ if (mcbsp->configured) {
/* McBSP already configured by another stream */
return 0;
}
@@ -321,7 +300,7 @@
regs->xcr2 &= ~(RPHASE | XFRLEN2(0x7f) | XWDLEN2(7));
regs->rcr1 &= ~(RFRLEN1(0x7f) | RWDLEN1(7));
regs->xcr1 &= ~(XFRLEN1(0x7f) | XWDLEN1(7));
- format = mcbsp_data->fmt & SND_SOC_DAIFMT_FORMAT_MASK;
+ format = mcbsp->fmt & SND_SOC_DAIFMT_FORMAT_MASK;
wpf = channels = params_channels(params);
if (channels == 2 && (format == SND_SOC_DAIFMT_I2S ||
format == SND_SOC_DAIFMT_LEFT_J)) {
@@ -359,10 +338,10 @@
/* In McBSP master modes, FRAME (i.e. sample rate) is generated
* by _counting_ BCLKs. Calculate frame size in BCLKs */
- master = mcbsp_data->fmt & SND_SOC_DAIFMT_MASTER_MASK;
+ master = mcbsp->fmt & SND_SOC_DAIFMT_MASTER_MASK;
if (master == SND_SOC_DAIFMT_CBS_CFS) {
- div = mcbsp_data->clk_div ? mcbsp_data->clk_div : 1;
- framesize = (mcbsp_data->in_freq / div) / params_rate(params);
+ div = mcbsp->clk_div ? mcbsp->clk_div : 1;
+ framesize = (mcbsp->in_freq / div) / params_rate(params);
if (framesize < wlen * channels) {
printk(KERN_ERR "%s: not enough bandwidth for desired rate and "
@@ -388,9 +367,9 @@
break;
}
- omap_mcbsp_config(bus_id, &mcbsp_data->regs);
- mcbsp_data->wlen = wlen;
- mcbsp_data->configured = 1;
+ omap_mcbsp_config(mcbsp, &mcbsp->cfg_regs);
+ mcbsp->wlen = wlen;
+ mcbsp->configured = 1;
return 0;
}
@@ -402,14 +381,14 @@
static int omap_mcbsp_dai_set_dai_fmt(struct snd_soc_dai *cpu_dai,
unsigned int fmt)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
- struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
bool inv_fs = false;
- if (mcbsp_data->configured)
+ if (mcbsp->configured)
return 0;
- mcbsp_data->fmt = fmt;
+ mcbsp->fmt = fmt;
memset(regs, 0, sizeof(*regs));
/* Generic McBSP register settings */
regs->spcr2 |= XINTM(3) | FREE;
@@ -504,13 +483,13 @@
static int omap_mcbsp_dai_set_clkdiv(struct snd_soc_dai *cpu_dai,
int div_id, int div)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
- struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
if (div_id != OMAP_MCBSP_CLKGDV)
return -ENODEV;
- mcbsp_data->clk_div = div;
+ mcbsp->clk_div = div;
regs->srgr1 &= ~CLKGDV(0xff);
regs->srgr1 |= CLKGDV(div - 1);
@@ -521,28 +500,32 @@
int clk_id, unsigned int freq,
int dir)
{
- struct omap_mcbsp_data *mcbsp_data = snd_soc_dai_get_drvdata(cpu_dai);
- struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
+ struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs;
int err = 0;
- if (mcbsp_data->active) {
- if (freq == mcbsp_data->in_freq)
+ if (mcbsp->active) {
+ if (freq == mcbsp->in_freq)
return 0;
else
return -EBUSY;
}
- /* The McBSP signal muxing functions are only available on McBSP1 */
- if (clk_id == OMAP_MCBSP_CLKR_SRC_CLKR ||
- clk_id == OMAP_MCBSP_CLKR_SRC_CLKX ||
- clk_id == OMAP_MCBSP_FSR_SRC_FSR ||
- clk_id == OMAP_MCBSP_FSR_SRC_FSX)
- if (cpu_class_is_omap1() || mcbsp_data->bus_id != 0)
- return -EINVAL;
-
- mcbsp_data->in_freq = freq;
- regs->srgr2 &= ~CLKSM;
- regs->pcr0 &= ~SCLKME;
+ if (clk_id == OMAP_MCBSP_SYSCLK_CLK ||
+ clk_id == OMAP_MCBSP_SYSCLK_CLKS_FCLK ||
+ clk_id == OMAP_MCBSP_SYSCLK_CLKS_EXT ||
+ clk_id == OMAP_MCBSP_SYSCLK_CLKX_EXT ||
+ clk_id == OMAP_MCBSP_SYSCLK_CLKR_EXT) {
+ mcbsp->in_freq = freq;
+ regs->srgr2 &= ~CLKSM;
+ regs->pcr0 &= ~SCLKME;
+ } else if (cpu_class_is_omap1()) {
+ /*
+ * McBSP CLKR/FSR signal muxing functions are only available on
+ * OMAP2 or newer versions
+ */
+ return -EINVAL;
+ }
switch (clk_id) {
case OMAP_MCBSP_SYSCLK_CLK:
@@ -553,7 +536,7 @@
err = -EINVAL;
break;
}
- err = omap2_mcbsp_set_clks_src(mcbsp_data->bus_id,
+ err = omap2_mcbsp_set_clks_src(mcbsp,
MCBSP_CLKS_PRCM_SRC);
break;
case OMAP_MCBSP_SYSCLK_CLKS_EXT:
@@ -561,7 +544,7 @@
err = 0;
break;
}
- err = omap2_mcbsp_set_clks_src(mcbsp_data->bus_id,
+ err = omap2_mcbsp_set_clks_src(mcbsp,
MCBSP_CLKS_PAD_SRC);
break;
@@ -573,24 +556,16 @@
case OMAP_MCBSP_CLKR_SRC_CLKR:
- if (cpu_class_is_omap1())
- break;
- omap2_mcbsp1_mux_clkr_src(CLKR_SRC_CLKR);
+ err = omap_mcbsp_6pin_src_mux(mcbsp, CLKR_SRC_CLKR);
break;
case OMAP_MCBSP_CLKR_SRC_CLKX:
- if (cpu_class_is_omap1())
- break;
- omap2_mcbsp1_mux_clkr_src(CLKR_SRC_CLKX);
+ err = omap_mcbsp_6pin_src_mux(mcbsp, CLKR_SRC_CLKX);
break;
case OMAP_MCBSP_FSR_SRC_FSR:
- if (cpu_class_is_omap1())
- break;
- omap2_mcbsp1_mux_fsr_src(FSR_SRC_FSR);
+ err = omap_mcbsp_6pin_src_mux(mcbsp, FSR_SRC_FSR);
break;
case OMAP_MCBSP_FSR_SRC_FSX:
- if (cpu_class_is_omap1())
- break;
- omap2_mcbsp1_mux_fsr_src(FSR_SRC_FSX);
+ err = omap_mcbsp_6pin_src_mux(mcbsp, FSR_SRC_FSX);
break;
default:
err = -ENODEV;
@@ -610,15 +585,27 @@
.set_sysclk = omap_mcbsp_dai_set_dai_sysclk,
};
-static int mcbsp_dai_probe(struct snd_soc_dai *dai)
+static int omap_mcbsp_probe(struct snd_soc_dai *dai)
{
- mcbsp_data[dai->id].bus_id = dai->id;
- snd_soc_dai_set_drvdata(dai, &mcbsp_data[dai->id].bus_id);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(dai);
+
+ pm_runtime_enable(mcbsp->dev);
+
+ return 0;
+}
+
+static int omap_mcbsp_remove(struct snd_soc_dai *dai)
+{
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(dai);
+
+ pm_runtime_disable(mcbsp->dev);
+
return 0;
}
static struct snd_soc_dai_driver omap_mcbsp_dai = {
- .probe = mcbsp_dai_probe,
+ .probe = omap_mcbsp_probe,
+ .remove = omap_mcbsp_remove,
.playback = {
.channels_min = 1,
.channels_max = 16,
@@ -649,11 +636,13 @@
return 0;
}
-#define OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(id, channel) \
+#define OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(channel) \
static int \
-omap_mcbsp##id##_set_st_ch##channel##_volume(struct snd_kcontrol *kc, \
+omap_mcbsp_set_st_ch##channel##_volume(struct snd_kcontrol *kc, \
struct snd_ctl_elem_value *uc) \
{ \
+ struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kc); \
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); \
struct soc_mixer_control *mc = \
(struct soc_mixer_control *)kc->private_value; \
int max = mc->max; \
@@ -664,46 +653,44 @@
return -EINVAL; \
\
/* OMAP McBSP implementation uses index values 0..4 */ \
- return omap_st_set_chgain((id)-1, channel, val); \
+ return omap_st_set_chgain(mcbsp, channel, val); \
}
-#define OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(id, channel) \
+#define OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(channel) \
static int \
-omap_mcbsp##id##_get_st_ch##channel##_volume(struct snd_kcontrol *kc, \
+omap_mcbsp_get_st_ch##channel##_volume(struct snd_kcontrol *kc, \
struct snd_ctl_elem_value *uc) \
{ \
+ struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kc); \
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); \
s16 chgain; \
\
- if (omap_st_get_chgain((id)-1, channel, &chgain)) \
+ if (omap_st_get_chgain(mcbsp, channel, &chgain)) \
return -EAGAIN; \
\
uc->value.integer.value[0] = chgain; \
return 0; \
}
-OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(2, 0)
-OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(2, 1)
-OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(3, 0)
-OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(3, 1)
-OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(2, 0)
-OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(2, 1)
-OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(3, 0)
-OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(3, 1)
+OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(0)
+OMAP_MCBSP_ST_SET_CHANNEL_VOLUME(1)
+OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(0)
+OMAP_MCBSP_ST_GET_CHANNEL_VOLUME(1)
static int omap_mcbsp_st_put_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
+ struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
u8 value = ucontrol->value.integer.value[0];
- if (value == omap_st_is_enabled(mc->reg))
+ if (value == omap_st_is_enabled(mcbsp))
return 0;
if (value)
- omap_st_enable(mc->reg);
+ omap_st_enable(mcbsp);
else
- omap_st_disable(mc->reg);
+ omap_st_disable(mcbsp);
return 1;
}
@@ -711,10 +698,10 @@
static int omap_mcbsp_st_get_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
+ struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol);
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
- ucontrol->value.integer.value[0] = omap_st_is_enabled(mc->reg);
+ ucontrol->value.integer.value[0] = omap_st_is_enabled(mcbsp);
return 0;
}
@@ -723,12 +710,12 @@
omap_mcbsp_st_get_mode, omap_mcbsp_st_put_mode),
OMAP_MCBSP_SOC_SINGLE_S16_EXT("McBSP2 Sidetone Channel 0 Volume",
-32768, 32767,
- omap_mcbsp2_get_st_ch0_volume,
- omap_mcbsp2_set_st_ch0_volume),
+ omap_mcbsp_get_st_ch0_volume,
+ omap_mcbsp_set_st_ch0_volume),
OMAP_MCBSP_SOC_SINGLE_S16_EXT("McBSP2 Sidetone Channel 1 Volume",
-32768, 32767,
- omap_mcbsp2_get_st_ch1_volume,
- omap_mcbsp2_set_st_ch1_volume),
+ omap_mcbsp_get_st_ch1_volume,
+ omap_mcbsp_set_st_ch1_volume),
};
static const struct snd_kcontrol_new omap_mcbsp3_st_controls[] = {
@@ -736,25 +723,30 @@
omap_mcbsp_st_get_mode, omap_mcbsp_st_put_mode),
OMAP_MCBSP_SOC_SINGLE_S16_EXT("McBSP3 Sidetone Channel 0 Volume",
-32768, 32767,
- omap_mcbsp3_get_st_ch0_volume,
- omap_mcbsp3_set_st_ch0_volume),
+ omap_mcbsp_get_st_ch0_volume,
+ omap_mcbsp_set_st_ch0_volume),
OMAP_MCBSP_SOC_SINGLE_S16_EXT("McBSP3 Sidetone Channel 1 Volume",
-32768, 32767,
- omap_mcbsp3_get_st_ch1_volume,
- omap_mcbsp3_set_st_ch1_volume),
+ omap_mcbsp_get_st_ch1_volume,
+ omap_mcbsp_set_st_ch1_volume),
};
-int omap_mcbsp_st_add_controls(struct snd_soc_dai *dai)
+int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd)
{
- if (!cpu_is_omap34xx())
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai);
+
+ if (!mcbsp->st_data)
return -ENODEV;
- switch (dai->id) {
- case 1: /* McBSP 2 */
- return snd_soc_add_dai_controls(dai, omap_mcbsp2_st_controls,
+ switch (cpu_dai->id) {
+ case 2: /* McBSP 2 */
+ return snd_soc_add_dai_controls(cpu_dai,
+ omap_mcbsp2_st_controls,
ARRAY_SIZE(omap_mcbsp2_st_controls));
- case 2: /* McBSP 3 */
- return snd_soc_add_dai_controls(dai, omap_mcbsp3_st_controls,
+ case 3: /* McBSP 3 */
+ return snd_soc_add_dai_controls(cpu_dai,
+ omap_mcbsp3_st_controls,
ARRAY_SIZE(omap_mcbsp3_st_controls));
default:
break;
@@ -766,18 +758,51 @@
static __devinit int asoc_mcbsp_probe(struct platform_device *pdev)
{
- return snd_soc_register_dai(&pdev->dev, &omap_mcbsp_dai);
+ struct omap_mcbsp_platform_data *pdata = dev_get_platdata(&pdev->dev);
+ struct omap_mcbsp *mcbsp;
+ int ret;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "missing platform data.\n");
+ return -EINVAL;
+ }
+ mcbsp = devm_kzalloc(&pdev->dev, sizeof(struct omap_mcbsp), GFP_KERNEL);
+ if (!mcbsp)
+ return -ENOMEM;
+
+ mcbsp->id = pdev->id;
+ mcbsp->pdata = pdata;
+ mcbsp->dev = &pdev->dev;
+ platform_set_drvdata(pdev, mcbsp);
+
+ ret = omap_mcbsp_init(pdev);
+ if (!ret)
+ return snd_soc_register_dai(&pdev->dev, &omap_mcbsp_dai);
+
+ return ret;
}
static int __devexit asoc_mcbsp_remove(struct platform_device *pdev)
{
+ struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev);
+
snd_soc_unregister_dai(&pdev->dev);
+
+ if (mcbsp->pdata->ops && mcbsp->pdata->ops->free)
+ mcbsp->pdata->ops->free(mcbsp->id);
+
+ omap_mcbsp_sysfs_remove(mcbsp);
+
+ clk_put(mcbsp->fclk);
+
+ platform_set_drvdata(pdev, NULL);
+
return 0;
}
static struct platform_driver asoc_mcbsp_driver = {
.driver = {
- .name = "omap-mcbsp-dai",
+ .name = "omap-mcbsp",
.owner = THIS_MODULE,
},
diff --git a/sound/soc/omap/omap-mcbsp.h b/sound/soc/omap/omap-mcbsp.h
index 476fe2a..f877b16 100644
--- a/sound/soc/omap/omap-mcbsp.h
+++ b/sound/soc/omap/omap-mcbsp.h
@@ -59,6 +59,6 @@
#define NUM_LINKS 5
#endif
-int omap_mcbsp_st_add_controls(struct snd_soc_dai *dai);
+int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd);
#endif
diff --git a/sound/soc/omap/omap-pcm.h b/sound/soc/omap/omap-pcm.h
index f95fe30..b92248c 100644
--- a/sound/soc/omap/omap-pcm.h
+++ b/sound/soc/omap/omap-pcm.h
@@ -25,6 +25,8 @@
#ifndef __OMAP_PCM_H__
#define __OMAP_PCM_H__
+struct snd_pcm_substream;
+
struct omap_pcm_dma_data {
char *name; /* stream identifier */
int dma_req; /* DMA request line */
diff --git a/sound/soc/omap/omap3beagle.c b/sound/soc/omap/omap3beagle.c
index 3357dcc..2830dfd 100644
--- a/sound/soc/omap/omap3beagle.c
+++ b/sound/soc/omap/omap3beagle.c
@@ -91,7 +91,7 @@
static struct snd_soc_dai_link omap3beagle_dai = {
.name = "TWL4030",
.stream_name = "TWL4030",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.platform_name = "omap-pcm-audio",
.codec_dai_name = "twl4030-hifi",
.codec_name = "twl4030-codec",
diff --git a/sound/soc/omap/omap3evm.c b/sound/soc/omap/omap3evm.c
index 071fcb0..3d468c9 100644
--- a/sound/soc/omap/omap3evm.c
+++ b/sound/soc/omap/omap3evm.c
@@ -58,7 +58,7 @@
static struct snd_soc_dai_link omap3evm_dai = {
.name = "TWL4030",
.stream_name = "TWL4030",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
diff --git a/sound/soc/omap/omap3pandora.c b/sound/soc/omap/omap3pandora.c
index 07794bd..4c3a097 100644
--- a/sound/soc/omap/omap3pandora.c
+++ b/sound/soc/omap/omap3pandora.c
@@ -208,7 +208,7 @@
{
.name = "PCM1773",
.stream_name = "HiFi Out",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
@@ -219,7 +219,7 @@
}, {
.name = "TWL4030",
.stream_name = "Line/Mic In",
- .cpu_dai_name = "omap-mcbsp-dai.3",
+ .cpu_dai_name = "omap-mcbsp.4",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
diff --git a/sound/soc/omap/osk5912.c b/sound/soc/omap/osk5912.c
index d859b59..b1a9d64 100644
--- a/sound/soc/omap/osk5912.c
+++ b/sound/soc/omap/osk5912.c
@@ -96,7 +96,7 @@
static struct snd_soc_dai_link osk_dai = {
.name = "TLV320AIC23",
.stream_name = "AIC23",
- .cpu_dai_name = "omap-mcbsp-dai.0",
+ .cpu_dai_name = "omap-mcbsp.1",
.codec_dai_name = "tlv320aic23-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "tlv320aic23-codec",
diff --git a/sound/soc/omap/overo.c b/sound/soc/omap/overo.c
index 2ee889c..6ac3e0c 100644
--- a/sound/soc/omap/overo.c
+++ b/sound/soc/omap/overo.c
@@ -60,7 +60,7 @@
static struct snd_soc_dai_link overo_dai = {
.name = "TWL4030",
.stream_name = "TWL4030",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c
index 58936c7..2712dd2 100644
--- a/sound/soc/omap/rx51.c
+++ b/sound/soc/omap/rx51.c
@@ -313,7 +313,7 @@
return err;
snd_soc_limit_volume(codec, "TPA6130A2 Headphone Playback Volume", 42);
- err = omap_mcbsp_st_add_controls(rtd->cpu_dai);
+ err = omap_mcbsp_st_add_controls(rtd);
if (err < 0)
return err;
@@ -353,7 +353,7 @@
{
.name = "TLV320AIC34",
.stream_name = "AIC34",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "tlv320aic3x-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "tlv320aic3x-codec.2-0018",
diff --git a/sound/soc/omap/sdp3430.c b/sound/soc/omap/sdp3430.c
index 2c85066..0e28322 100644
--- a/sound/soc/omap/sdp3430.c
+++ b/sound/soc/omap/sdp3430.c
@@ -187,7 +187,7 @@
{
.name = "TWL4030 I2S",
.stream_name = "TWL4030 Audio",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
@@ -199,7 +199,7 @@
{
.name = "TWL4030 PCM",
.stream_name = "TWL4030 Voice",
- .cpu_dai_name = "omap-mcbsp-dai.2",
+ .cpu_dai_name = "omap-mcbsp.3",
.codec_dai_name = "twl4030-voice",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
diff --git a/sound/soc/omap/zoom2.c b/sound/soc/omap/zoom2.c
index 981616d..920e0d9 100644
--- a/sound/soc/omap/zoom2.c
+++ b/sound/soc/omap/zoom2.c
@@ -131,7 +131,7 @@
{
.name = "TWL4030 I2S",
.stream_name = "TWL4030 Audio",
- .cpu_dai_name = "omap-mcbsp-dai.1",
+ .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
@@ -143,7 +143,7 @@
{
.name = "TWL4030 PCM",
.stream_name = "TWL4030 Voice",
- .cpu_dai_name = "omap-mcbsp-dai.2",
+ .cpu_dai_name = "omap-mcbsp.3",
.codec_dai_name = "twl4030-voice",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
