This patch creates McBSP support on OMAP4430 development platform. This patch
includes corresponding base address changes for OMAP4.
Signed-off-by: <rafiuddin.syed@xxxxxx>
---
arch/arm/mach-omap2/mcbsp.c | 46
+++++++++++++++++++++++++++++++- arch/arm/plat-omap/include/mach/mcbsp.h |
11 ++++++-
2 files changed, 54 insertions(+), 3 deletions(-)
Index: omap4_dev/arch/arm/mach-omap2/mcbsp.c
=================================================================== ---
omap4_dev.orig/arch/arm/mach-omap2/mcbsp.c
+++ omap4_dev/arch/arm/mach-omap2/mcbsp.c
@@ -169,6 +169,46 @@ static struct omap_mcbsp_platform_data o
#define OMAP34XX_MCBSP_PDATA_SZ 0
#endif
+#ifdef CONFIG_ARCH_OMAP4
+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) +#else
+#define omap44xx_mcbsp_pdata NULL
+#define OMAP44XX_MCBSP_PDATA_SZ 0
+#endif
static int __init omap2_mcbsp_init(void)
{
if (cpu_is_omap2420())
@@ -177,6 +217,8 @@ 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);
@@ -192,7 +234,9 @@ 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();
}
arch_initcall(omap2_mcbsp_init);
Index: omap4_dev/arch/arm/plat-omap/include/mach/mcbsp.h
=================================================================== ---
omap4_dev.orig/arch/arm/plat-omap/include/mach/mcbsp.h
+++ omap4_dev/arch/arm/plat-omap/include/mach/mcbsp.h
@@ -53,7 +53,13 @@
#define OMAP34XX_MCBSP4_BASE 0x49026000
#define OMAP34XX_MCBSP5_BASE 0x48096000
-#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) ||
defined(CONFIG_ARCH_OMAP730) +#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
#define OMAP_MCBSP_REG_DRR1 0x02
@@ -98,7 +104,8 @@
#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
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
