From 752ec2f2d97da34abffa1abff81c96183a895b28 Mon Sep 17 00:00:00 2001 From: Jorge Eduardo Candelaria Date: Wed, 12 May 2010 12:18:40 -0500 Subject: [PATCH] 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 Signed-off-by: Margarita Olaya Cabrera Acked-by: Mark Brown Acked-by: Tony Lindgren Signed-off-by: Liam Girdwood --- arch/arm/plat-omap/mcbsp.c | 14 +++++++------- 1 file 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); -- 2.11.0