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authorJorge Eduardo Candelaria <jorge.candelaria@ti.com>2010-05-12 21:18:40 +0400
committerLiam Girdwood <lrg@slimlogic.co.uk>2010-05-14 14:20:08 +0400
commit752ec2f2d97da34abffa1abff81c96183a895b28 (patch)
treecd28de5e3b1894cb1cd2e9ab10cb21185de34952 /arch/arm/plat-omap/mcbsp.c
parent9319b9da35179e11aa9c15d80062d63b36a0517f (diff)
downloadlinux-752ec2f2d97da34abffa1abff81c96183a895b28.tar.xz
ARM: McBSP: Add support for omap4 in McBSP driver
McBSP module in OMAP4 needs to be able to set its tx/rx threshold and enable the transmitter/receiver when starting an audio stream. Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com> Signed-off-by: Margarita Olaya Cabrera <magi.olaya@ti.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'arch/arm/plat-omap/mcbsp.c')
-rw-r--r--arch/arm/plat-omap/mcbsp.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 8bbbb93e2128..4820cabadce4 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -488,7 +488,7 @@ void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold)
{
struct omap_mcbsp *mcbsp;
- if (!cpu_is_omap34xx())
+ if (!cpu_is_omap34xx() && !cpu_is_omap44xx())
return;
if (!omap_mcbsp_check_valid_id(id)) {
@@ -510,7 +510,7 @@ void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold)
{
struct omap_mcbsp *mcbsp;
- if (!cpu_is_omap34xx())
+ if (!cpu_is_omap34xx() && !cpu_is_omap44xx())
return;
if (!omap_mcbsp_check_valid_id(id)) {
@@ -641,7 +641,7 @@ static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp)
* Enable wakup behavior, smart idle and all wakeups
* REVISIT: some wakeups may be unnecessary
*/
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
u16 syscon;
syscon = MCBSP_READ(mcbsp, SYSCON);
@@ -664,7 +664,7 @@ static inline void omap34xx_mcbsp_free(struct omap_mcbsp *mcbsp)
/*
* Disable wakup behavior, smart idle and all wakeups
*/
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
u16 syscon;
syscon = MCBSP_READ(mcbsp, SYSCON);
@@ -913,7 +913,7 @@ void omap_mcbsp_start(unsigned int id, int tx, int rx)
MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7));
}
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
/* Release the transmitter and receiver */
w = MCBSP_READ_CACHE(mcbsp, XCCR);
w &= ~(tx ? XDISABLE : 0);
@@ -943,7 +943,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx)
/* Reset transmitter */
tx &= 1;
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
w = MCBSP_READ_CACHE(mcbsp, XCCR);
w |= (tx ? XDISABLE : 0);
MCBSP_WRITE(mcbsp, XCCR, w);
@@ -953,7 +953,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx)
/* Reset receiver */
rx &= 1;
- if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+ if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
w = MCBSP_READ_CACHE(mcbsp, RCCR);
w |= (rx ? RDISABLE : 0);
MCBSP_WRITE(mcbsp, RCCR, w);