diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c index 457261c98433..bdcb29f4ea31 100644 --- a/arch/arm/mach-s3c24xx/common.c +++ b/arch/arm/mach-s3c24xx/common.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include @@ -44,6 +45,7 @@ #include #include +#include #include #include @@ -329,3 +331,107 @@ void __init_or_cpufreq s3c24xx_setup_clocks(unsigned long fclk, clk_p.rate = pclk; clk_f.rate = fclk; } + +#if defined(CONFIG_CPU_S3C2410) || defined(CONFIG_CPU_S3C2412) || \ + defined(CONFIG_CPU_S3C2440) || defined(CONFIG_CPU_S3C2442) +static struct resource s3c2410_dma_resource[] = { + [0] = DEFINE_RES_MEM(S3C24XX_PA_DMA, S3C24XX_SZ_DMA), + [1] = DEFINE_RES_IRQ(IRQ_DMA0), + [2] = DEFINE_RES_IRQ(IRQ_DMA1), + [3] = DEFINE_RES_IRQ(IRQ_DMA2), + [4] = DEFINE_RES_IRQ(IRQ_DMA3), +}; +#endif + +#ifdef CONFIG_CPU_S3C2412 +static struct s3c24xx_dma_channel s3c2412_dma_channels[DMACH_MAX] = { + [DMACH_XD0] = { S3C24XX_DMA_AHB, true, 17 }, + [DMACH_XD1] = { S3C24XX_DMA_AHB, true, 18 }, + [DMACH_SDI] = { S3C24XX_DMA_APB, false, 10 }, + [DMACH_SPI0_RX] = { S3C24XX_DMA_APB, true, 1 }, + [DMACH_SPI0_TX] = { S3C24XX_DMA_APB, true, 0 }, + [DMACH_SPI1_RX] = { S3C24XX_DMA_APB, true, 3 }, + [DMACH_SPI1_TX] = { S3C24XX_DMA_APB, true, 2 }, + [DMACH_UART0] = { S3C24XX_DMA_APB, true, 19 }, + [DMACH_UART1] = { S3C24XX_DMA_APB, true, 21 }, + [DMACH_UART2] = { S3C24XX_DMA_APB, true, 23 }, + [DMACH_UART0_SRC2] = { S3C24XX_DMA_APB, true, 20 }, + [DMACH_UART1_SRC2] = { S3C24XX_DMA_APB, true, 22 }, + [DMACH_UART2_SRC2] = { S3C24XX_DMA_APB, true, 24 }, + [DMACH_TIMER] = { S3C24XX_DMA_APB, true, 9 }, + [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, 5 }, + [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, 4 }, + [DMACH_USB_EP1] = { S3C24XX_DMA_APB, true, 13 }, + [DMACH_USB_EP2] = { S3C24XX_DMA_APB, true, 14 }, + [DMACH_USB_EP3] = { S3C24XX_DMA_APB, true, 15 }, + [DMACH_USB_EP4] = { S3C24XX_DMA_APB, true, 16 }, +}; + +static struct s3c24xx_dma_platdata s3c2412_dma_platdata = { + .num_phy_channels = 4, + .channels = s3c2412_dma_channels, + .num_channels = DMACH_MAX, +}; + +struct platform_device s3c2412_device_dma = { + .name = "s3c2412-dma", + .id = 0, + .num_resources = ARRAY_SIZE(s3c2410_dma_resource), + .resource = s3c2410_dma_resource, + .dev = { + .platform_data = &s3c2412_dma_platdata, + }, +}; +#endif + +#if defined(CONFIG_CPUS_3C2443) || defined(CONFIG_CPU_S3C2416) +static struct resource s3c2443_dma_resource[] = { + [0] = DEFINE_RES_MEM(S3C24XX_PA_DMA, S3C24XX_SZ_DMA), + [1] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA0), + [2] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA1), + [3] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA2), + [4] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA3), + [5] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA4), + [6] = DEFINE_RES_IRQ(IRQ_S3C2443_DMA5), +}; + +static struct s3c24xx_dma_channel s3c2443_dma_channels[DMACH_MAX] = { + [DMACH_XD0] = { S3C24XX_DMA_AHB, true, 17 }, + [DMACH_XD1] = { S3C24XX_DMA_AHB, true, 18 }, + [DMACH_SDI] = { S3C24XX_DMA_APB, false, 10 }, + [DMACH_SPI0_RX] = { S3C24XX_DMA_APB, true, 1 }, + [DMACH_SPI0_TX] = { S3C24XX_DMA_APB, true, 0 }, + [DMACH_SPI1_RX] = { S3C24XX_DMA_APB, true, 3 }, + [DMACH_SPI1_TX] = { S3C24XX_DMA_APB, true, 2 }, + [DMACH_UART0] = { S3C24XX_DMA_APB, true, 19 }, + [DMACH_UART1] = { S3C24XX_DMA_APB, true, 21 }, + [DMACH_UART2] = { S3C24XX_DMA_APB, true, 23 }, + [DMACH_UART3] = { S3C24XX_DMA_APB, true, 25 }, + [DMACH_UART0_SRC2] = { S3C24XX_DMA_APB, true, 20 }, + [DMACH_UART1_SRC2] = { S3C24XX_DMA_APB, true, 22 }, + [DMACH_UART2_SRC2] = { S3C24XX_DMA_APB, true, 24 }, + [DMACH_UART3_SRC2] = { S3C24XX_DMA_APB, true, 26 }, + [DMACH_TIMER] = { S3C24XX_DMA_APB, true, 9 }, + [DMACH_I2S_IN] = { S3C24XX_DMA_APB, true, 5 }, + [DMACH_I2S_OUT] = { S3C24XX_DMA_APB, true, 4 }, + [DMACH_PCM_IN] = { S3C24XX_DMA_APB, true, 28 }, + [DMACH_PCM_OUT] = { S3C24XX_DMA_APB, true, 27 }, + [DMACH_MIC_IN] = { S3C24XX_DMA_APB, true, 29 }, +}; + +static struct s3c24xx_dma_platdata s3c2443_dma_platdata = { + .num_phy_channels = 6, + .channels = s3c2443_dma_channels, + .num_channels = DMACH_MAX, +}; + +struct platform_device s3c2443_device_dma = { + .name = "s3c2443-dma", + .id = 0, + .num_resources = ARRAY_SIZE(s3c2443_dma_resource), + .resource = s3c2443_dma_resource, + .dev = { + .platform_data = &s3c2443_dma_platdata, + }, +}; +#endif diff --git a/arch/arm/mach-s3c24xx/common.h b/arch/arm/mach-s3c24xx/common.h index 84b280654f4c..fe071893275f 100644 --- a/arch/arm/mach-s3c24xx/common.h +++ b/arch/arm/mach-s3c24xx/common.h @@ -109,4 +109,7 @@ extern void s3c2443_init_irq(void); extern struct syscore_ops s3c24xx_irq_syscore_ops; +extern struct platform_device s3c2412_device_dma; +extern struct platform_device s3c2443_device_dma; + #endif /* __ARCH_ARM_MACH_S3C24XX_COMMON_H */ diff --git a/arch/arm/mach-s3c24xx/mach-jive.c b/arch/arm/mach-s3c24xx/mach-jive.c index a45fcd8ccf79..43c23e220f5b 100644 --- a/arch/arm/mach-s3c24xx/mach-jive.c +++ b/arch/arm/mach-s3c24xx/mach-jive.c @@ -466,6 +466,7 @@ static struct platform_device *jive_devices[] __initdata = { &jive_device_wm8750, &s3c_device_nand, &s3c_device_usbgadget, + &s3c2412_device_dma, }; static struct s3c2410_udc_mach_info jive_udc_cfg __initdata = { diff --git a/arch/arm/mach-s3c24xx/mach-smdk2413.c b/arch/arm/mach-s3c24xx/mach-smdk2413.c index 8146e920f10d..c9d31ef28dd1 100644 --- a/arch/arm/mach-s3c24xx/mach-smdk2413.c +++ b/arch/arm/mach-s3c24xx/mach-smdk2413.c @@ -89,6 +89,7 @@ static struct platform_device *smdk2413_devices[] __initdata = { &s3c_device_i2c0, &s3c_device_iis, &s3c_device_usbgadget, + &s3c2412_device_dma, }; static void __init smdk2413_fixup(struct tag *tags, char **cmdline, diff --git a/arch/arm/mach-s3c24xx/mach-smdk2416.c b/arch/arm/mach-s3c24xx/mach-smdk2416.c index cb46847c66b4..f88e672ad1e4 100644 --- a/arch/arm/mach-s3c24xx/mach-smdk2416.c +++ b/arch/arm/mach-s3c24xx/mach-smdk2416.c @@ -215,6 +215,7 @@ static struct platform_device *smdk2416_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_usb_hsudc, + &s3c2443_device_dma, }; static void __init smdk2416_map_io(void) diff --git a/arch/arm/mach-s3c24xx/mach-smdk2443.c b/arch/arm/mach-s3c24xx/mach-smdk2443.c index 9435c3bef18a..d9933fcc6cc8 100644 --- a/arch/arm/mach-s3c24xx/mach-smdk2443.c +++ b/arch/arm/mach-s3c24xx/mach-smdk2443.c @@ -115,6 +115,7 @@ static struct platform_device *smdk2443_devices[] __initdata = { #ifdef CONFIG_SND_SOC_SMDK2443_WM9710 &s3c_device_ac97, #endif + &s3c2443_device_dma, }; static void __init smdk2443_map_io(void) diff --git a/arch/arm/mach-s3c24xx/mach-vstms.c b/arch/arm/mach-s3c24xx/mach-vstms.c index b66588428ec9..f7ec9c550787 100644 --- a/arch/arm/mach-s3c24xx/mach-vstms.c +++ b/arch/arm/mach-s3c24xx/mach-vstms.c @@ -126,6 +126,7 @@ static struct platform_device *vstms_devices[] __initdata = { &s3c_device_iis, &s3c_device_rtc, &s3c_device_nand, + &s3c2412_device_dma, }; static void __init vstms_fixup(struct tag *tags, char **cmdline,