Commit a5b92cc3 authored by Syed Rafiuddin's avatar Syed Rafiuddin Committed by Santosh Shilimkar

ARM: OMAP4: Add McBSP support

This patch creates McBSP support on OMAP4430 development platform. This patch
includes corresponding base address changes for OMAP4.
Signed-off-by: default avatarSyed Rafiuddin <rafiuddin.syed@ti.com>
parent 4fef5f90
......@@ -169,6 +169,42 @@ static struct omap_mcbsp_platform_data omap34xx_mcbsp_pdata[] = {
#define OMAP34XX_MCBSP_PDATA_SZ 0
#endif
static struct omap_mcbsp_platform_data omap44xx_mcbsp_pdata[] = {
{
.phys_base = OMAP44XX_MCBSP1_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP1_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP1_TX,
.rx_irq = INT_24XX_MCBSP1_IRQ_RX,
.tx_irq = INT_24XX_MCBSP1_IRQ_TX,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP2_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP2_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP2_TX,
.rx_irq = INT_24XX_MCBSP2_IRQ_RX,
.tx_irq = INT_24XX_MCBSP2_IRQ_TX,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP3_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP3_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP3_TX,
.rx_irq = INT_24XX_MCBSP3_IRQ_RX,
.tx_irq = INT_24XX_MCBSP3_IRQ_TX,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP4_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP4_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP4_TX,
.rx_irq = INT_24XX_MCBSP4_IRQ_RX,
.tx_irq = INT_24XX_MCBSP4_IRQ_TX,
.ops = &omap2_mcbsp_ops,
},
};
#define OMAP44XX_MCBSP_PDATA_SZ ARRAY_SIZE(omap44xx_mcbsp_pdata)
static int __init omap2_mcbsp_init(void)
{
if (cpu_is_omap2420())
......@@ -177,6 +213,8 @@ static int __init omap2_mcbsp_init(void)
omap_mcbsp_count = OMAP2430_MCBSP_PDATA_SZ;
if (cpu_is_omap34xx())
omap_mcbsp_count = OMAP34XX_MCBSP_PDATA_SZ;
if (cpu_is_omap44xx())
omap_mcbsp_count = OMAP44XX_MCBSP_PDATA_SZ;
mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *),
GFP_KERNEL);
......@@ -192,6 +230,9 @@ static int __init omap2_mcbsp_init(void)
if (cpu_is_omap34xx())
omap_mcbsp_register_board_cfg(omap34xx_mcbsp_pdata,
OMAP34XX_MCBSP_PDATA_SZ);
if (cpu_is_omap44xx())
omap_mcbsp_register_board_cfg(omap44xx_mcbsp_pdata,
OMAP44XX_MCBSP_PDATA_SZ);
return omap_mcbsp_init();
}
......
......@@ -53,6 +53,11 @@
#define OMAP34XX_MCBSP4_BASE 0x49026000
#define OMAP34XX_MCBSP5_BASE 0x48096000
#define OMAP44XX_MCBSP1_BASE 0x49022000
#define OMAP44XX_MCBSP2_BASE 0x49024000
#define OMAP44XX_MCBSP3_BASE 0x49026000
#define OMAP44XX_MCBSP4_BASE 0x48074000
#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP730)
#define OMAP_MCBSP_REG_DRR2 0x00
......@@ -98,7 +103,8 @@
#define AUDIO_DMA_TX OMAP_DMA_MCBSP1_TX
#define AUDIO_DMA_RX OMAP_DMA_MCBSP1_RX
#elif defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
#elif defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
defined(CONFIG_ARCH_OMAP4)
#define OMAP_MCBSP_REG_DRR2 0x00
#define OMAP_MCBSP_REG_DRR1 0x04
......
......@@ -191,7 +191,7 @@ void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg *config)
OMAP_MCBSP_WRITE(io_base, MCR2, config->mcr2);
OMAP_MCBSP_WRITE(io_base, MCR1, config->mcr1);
OMAP_MCBSP_WRITE(io_base, PCR0, config->pcr0);
if (cpu_is_omap2430() || cpu_is_omap34xx()) {
if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
OMAP_MCBSP_WRITE(io_base, XCCR, config->xccr);
OMAP_MCBSP_WRITE(io_base, RCCR, config->rccr);
}
......
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