> -----Original Message----- > From: linux-omap-owner@xxxxxxxxxxxxxxx > [mailto:linux-omap-owner@xxxxxxxxxxxxxxx] On Behalf Of Syed Rafiuddin > Sent: Tuesday, May 12, 2009 11:50 AM > To: linux-arm-kernel@xxxxxxxxxxxxxxxxxxxxxx > Cc: linux-omap@xxxxxxxxxxxxxxx > Subject: [PATCH 1/2][RFC] OMAP4: McBSP support for OMAP_4430SDP. > > This patch creates McBSP support on OMAP4430 development platform. > This patch includes corresponding base address changes for OMAP4. > > Signed-off-by: Syed Rafiuddin <rafiuddin.syed@xxxxxx> > --- > arch/arm/mach-omap2/mcbsp.c | 46 > ++++++++++++++++++++++++++++++++ > arch/arm/plat-omap/include/mach/mcbsp.h | 8 ++++- > 2 files changed, 53 insertions(+), 1 deletion(-) > > Index: linux-2.6/arch/arm/mach-omap2/mcbsp.c > =================================================================== > --- linux-2.6.orig/arch/arm/mach-omap2/mcbsp.c > 2009-05-12 10:57:12.000000000 +0530 > +++ linux-2.6/arch/arm/mach-omap2/mcbsp.c 2009-05-12 > 10:57:32.000000000 +0530 > @@ -169,6 +169,47 @@ > #define OMAP34XX_MCBSP_PDATA_SZ 0 > #endif > > +#ifdef CONFIG_ARCH_OMAP4 This #if can be removed since the structure is any ways OMAP4 specific. > +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, IRQ lines should also be updated. > + .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, dito > + .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, dito > + .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, dito > + .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 +218,8 @@ > 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 +235,9 @@ > 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(); > } > Index: linux-2.6/arch/arm/plat-omap/include/mach/mcbsp.h > =================================================================== > --- linux-2.6.orig/arch/arm/plat-omap/include/mach/mcbsp.h > 2009-05-12 > 10:57:12.000000000 +0530 > +++ linux-2.6/arch/arm/plat-omap/include/mach/mcbsp.h 2009-05-12 > 10:58:24.000000000 +0530 > @@ -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) Not sure this is because of mailer. In case not try to align it. > #define OMAP_MCBSP_REG_DRR2 0x00 > #define OMAP_MCBSP_REG_DRR1 0x04 > > Regards, Santosh -- 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
