diff options
Diffstat (limited to 'arch/arm/mach-exynos/dma.c')
| -rw-r--r-- | arch/arm/mach-exynos/dma.c | 153 |
1 files changed, 114 insertions, 39 deletions
diff --git a/arch/arm/mach-exynos/dma.c b/arch/arm/mach-exynos/dma.c index b10fcd270f07..3983abee4264 100644 --- a/arch/arm/mach-exynos/dma.c +++ b/arch/arm/mach-exynos/dma.c @@ -29,6 +29,7 @@ #include <asm/irq.h> #include <plat/devs.h> #include <plat/irqs.h> +#include <plat/cpu.h> #include <mach/map.h> #include <mach/irqs.h> @@ -36,7 +37,7 @@ static u64 dma_dmamask = DMA_BIT_MASK(32); -u8 pdma0_peri[] = { +static u8 exynos4210_pdma0_peri[] = { DMACH_PCM0_RX, DMACH_PCM0_TX, DMACH_PCM2_RX, @@ -69,28 +70,47 @@ u8 pdma0_peri[] = { DMACH_AC97_PCMOUT, }; -struct dma_pl330_platdata exynos4_pdma0_pdata = { - .nr_valid_peri = ARRAY_SIZE(pdma0_peri), - .peri_id = pdma0_peri, +static u8 exynos4212_pdma0_peri[] = { + DMACH_PCM0_RX, + DMACH_PCM0_TX, + DMACH_PCM2_RX, + DMACH_PCM2_TX, + DMACH_MIPI_HSI0, + DMACH_MIPI_HSI1, + DMACH_SPI0_RX, + DMACH_SPI0_TX, + DMACH_SPI2_RX, + DMACH_SPI2_TX, + DMACH_I2S0S_TX, + DMACH_I2S0_RX, + DMACH_I2S0_TX, + DMACH_I2S2_RX, + DMACH_I2S2_TX, + DMACH_UART0_RX, + DMACH_UART0_TX, + DMACH_UART2_RX, + DMACH_UART2_TX, + DMACH_UART4_RX, + DMACH_UART4_TX, + DMACH_SLIMBUS0_RX, + DMACH_SLIMBUS0_TX, + DMACH_SLIMBUS2_RX, + DMACH_SLIMBUS2_TX, + DMACH_SLIMBUS4_RX, + DMACH_SLIMBUS4_TX, + DMACH_AC97_MICIN, + DMACH_AC97_PCMIN, + DMACH_AC97_PCMOUT, + DMACH_MIPI_HSI4, + DMACH_MIPI_HSI5, }; -struct amba_device exynos4_device_pdma0 = { - .dev = { - .init_name = "dma-pl330.0", - .dma_mask = &dma_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &exynos4_pdma0_pdata, - }, - .res = { - .start = EXYNOS4_PA_PDMA0, - .end = EXYNOS4_PA_PDMA0 + SZ_4K, - .flags = IORESOURCE_MEM, - }, - .irq = {IRQ_PDMA0, NO_IRQ}, - .periphid = 0x00041330, -}; +struct dma_pl330_platdata exynos4_pdma0_pdata; + +static AMBA_AHB_DEVICE(exynos4_pdma0, "dma-pl330.0", 0x00041330, + EXYNOS4_PA_PDMA0, {EXYNOS4_IRQ_PDMA0}, &exynos4_pdma0_pdata); -u8 pdma1_peri[] = { +static u8 exynos4210_pdma1_peri[] = { DMACH_PCM0_RX, DMACH_PCM0_TX, DMACH_PCM1_RX, @@ -118,39 +138,94 @@ u8 pdma1_peri[] = { DMACH_SLIMBUS5_TX, }; -struct dma_pl330_platdata exynos4_pdma1_pdata = { - .nr_valid_peri = ARRAY_SIZE(pdma1_peri), - .peri_id = pdma1_peri, +static u8 exynos4212_pdma1_peri[] = { + DMACH_PCM0_RX, + DMACH_PCM0_TX, + DMACH_PCM1_RX, + DMACH_PCM1_TX, + DMACH_MIPI_HSI2, + DMACH_MIPI_HSI3, + DMACH_SPI1_RX, + DMACH_SPI1_TX, + DMACH_I2S0S_TX, + DMACH_I2S0_RX, + DMACH_I2S0_TX, + DMACH_I2S1_RX, + DMACH_I2S1_TX, + DMACH_UART0_RX, + DMACH_UART0_TX, + DMACH_UART1_RX, + DMACH_UART1_TX, + DMACH_UART3_RX, + DMACH_UART3_TX, + DMACH_SLIMBUS1_RX, + DMACH_SLIMBUS1_TX, + DMACH_SLIMBUS3_RX, + DMACH_SLIMBUS3_TX, + DMACH_SLIMBUS5_RX, + DMACH_SLIMBUS5_TX, + DMACH_SLIMBUS0AUX_RX, + DMACH_SLIMBUS0AUX_TX, + DMACH_SPDIF, + DMACH_MIPI_HSI6, + DMACH_MIPI_HSI7, }; -struct amba_device exynos4_device_pdma1 = { - .dev = { - .init_name = "dma-pl330.1", - .dma_mask = &dma_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &exynos4_pdma1_pdata, - }, - .res = { - .start = EXYNOS4_PA_PDMA1, - .end = EXYNOS4_PA_PDMA1 + SZ_4K, - .flags = IORESOURCE_MEM, - }, - .irq = {IRQ_PDMA1, NO_IRQ}, - .periphid = 0x00041330, +static struct dma_pl330_platdata exynos4_pdma1_pdata; + +static AMBA_AHB_DEVICE(exynos4_pdma1, "dma-pl330.1", 0x00041330, + EXYNOS4_PA_PDMA1, {EXYNOS4_IRQ_PDMA1}, &exynos4_pdma1_pdata); + +static u8 mdma_peri[] = { + DMACH_MTOM_0, + DMACH_MTOM_1, + DMACH_MTOM_2, + DMACH_MTOM_3, + DMACH_MTOM_4, + DMACH_MTOM_5, + DMACH_MTOM_6, + DMACH_MTOM_7, +}; + +static struct dma_pl330_platdata exynos4_mdma1_pdata = { + .nr_valid_peri = ARRAY_SIZE(mdma_peri), + .peri_id = mdma_peri, }; +static AMBA_AHB_DEVICE(exynos4_mdma1, "dma-pl330.2", 0x00041330, + EXYNOS4_PA_MDMA1, {EXYNOS4_IRQ_MDMA1}, &exynos4_mdma1_pdata); + static int __init exynos4_dma_init(void) { if (of_have_populated_dt()) return 0; + if (soc_is_exynos4210()) { + exynos4_pdma0_pdata.nr_valid_peri = + ARRAY_SIZE(exynos4210_pdma0_peri); + exynos4_pdma0_pdata.peri_id = exynos4210_pdma0_peri; + exynos4_pdma1_pdata.nr_valid_peri = + ARRAY_SIZE(exynos4210_pdma1_peri); + exynos4_pdma1_pdata.peri_id = exynos4210_pdma1_peri; + } else if (soc_is_exynos4212() || soc_is_exynos4412()) { + exynos4_pdma0_pdata.nr_valid_peri = + ARRAY_SIZE(exynos4212_pdma0_peri); + exynos4_pdma0_pdata.peri_id = exynos4212_pdma0_peri; + exynos4_pdma1_pdata.nr_valid_peri = + ARRAY_SIZE(exynos4212_pdma1_peri); + exynos4_pdma1_pdata.peri_id = exynos4212_pdma1_peri; + } + dma_cap_set(DMA_SLAVE, exynos4_pdma0_pdata.cap_mask); dma_cap_set(DMA_CYCLIC, exynos4_pdma0_pdata.cap_mask); - amba_device_register(&exynos4_device_pdma0, &iomem_resource); + amba_device_register(&exynos4_pdma0_device, &iomem_resource); dma_cap_set(DMA_SLAVE, exynos4_pdma1_pdata.cap_mask); dma_cap_set(DMA_CYCLIC, exynos4_pdma1_pdata.cap_mask); - amba_device_register(&exynos4_device_pdma1, &iomem_resource); + amba_device_register(&exynos4_pdma1_device, &iomem_resource); + + dma_cap_set(DMA_MEMCPY, exynos4_mdma1_pdata.cap_mask); + amba_device_register(&exynos4_mdma1_device, &iomem_resource); return 0; } |