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author | Anton Arapov <anton@redhat.com> | 2012-04-16 10:05:28 +0200 |
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committer | Anton Arapov <anton@redhat.com> | 2012-04-16 10:05:28 +0200 |
commit | b4b6116a13633898cf868f2f103c96a90c4c20f8 (patch) | |
tree | 93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/mach-s5pv210/dma.c | |
parent | edd4be777c953e5faafc80d091d3084b4343f5d3 (diff) | |
download | kernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.tar.gz kernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.tar.xz kernel-uprobes-b4b6116a13633898cf868f2f103c96a90c4c20f8.zip |
fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/mach-s5pv210/dma.c')
-rw-r--r-- | arch/arm/mach-s5pv210/dma.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/dma.c b/arch/arm/mach-s5pv210/dma.c new file mode 100644 index 00000000000..a6113e0267f --- /dev/null +++ b/arch/arm/mach-s5pv210/dma.c @@ -0,0 +1,158 @@ +/* linux/arch/arm/mach-s5pv210/dma.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Copyright (C) 2010 Samsung Electronics Co. Ltd. + * Jaswinder Singh <jassi.brar@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/dma-mapping.h> +#include <linux/amba/bus.h> +#include <linux/amba/pl330.h> + +#include <asm/irq.h> +#include <plat/devs.h> +#include <plat/irqs.h> + +#include <mach/map.h> +#include <mach/irqs.h> +#include <mach/dma.h> + +static u64 dma_dmamask = DMA_BIT_MASK(32); + +u8 pdma0_peri[] = { + DMACH_UART0_RX, + DMACH_UART0_TX, + DMACH_UART1_RX, + DMACH_UART1_TX, + DMACH_UART2_RX, + DMACH_UART2_TX, + DMACH_UART3_RX, + DMACH_UART3_TX, + DMACH_MAX, + DMACH_I2S0_RX, + DMACH_I2S0_TX, + DMACH_I2S0S_TX, + DMACH_I2S1_RX, + DMACH_I2S1_TX, + DMACH_MAX, + DMACH_MAX, + DMACH_SPI0_RX, + DMACH_SPI0_TX, + DMACH_SPI1_RX, + DMACH_SPI1_TX, + DMACH_MAX, + DMACH_MAX, + DMACH_AC97_MICIN, + DMACH_AC97_PCMIN, + DMACH_AC97_PCMOUT, + DMACH_MAX, + DMACH_PWM, + DMACH_SPDIF, +}; + +struct dma_pl330_platdata s5pv210_pdma0_pdata = { + .nr_valid_peri = ARRAY_SIZE(pdma0_peri), + .peri_id = pdma0_peri, +}; + +struct amba_device s5pv210_device_pdma0 = { + .dev = { + .init_name = "dma-pl330.0", + .dma_mask = &dma_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &s5pv210_pdma0_pdata, + }, + .res = { + .start = S5PV210_PA_PDMA0, + .end = S5PV210_PA_PDMA0 + SZ_4K, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_PDMA0, NO_IRQ}, + .periphid = 0x00041330, +}; + +u8 pdma1_peri[] = { + DMACH_UART0_RX, + DMACH_UART0_TX, + DMACH_UART1_RX, + DMACH_UART1_TX, + DMACH_UART2_RX, + DMACH_UART2_TX, + DMACH_UART3_RX, + DMACH_UART3_TX, + DMACH_MAX, + DMACH_I2S0_RX, + DMACH_I2S0_TX, + DMACH_I2S0S_TX, + DMACH_I2S1_RX, + DMACH_I2S1_TX, + DMACH_I2S2_RX, + DMACH_I2S2_TX, + DMACH_SPI0_RX, + DMACH_SPI0_TX, + DMACH_SPI1_RX, + DMACH_SPI1_TX, + DMACH_MAX, + DMACH_MAX, + DMACH_PCM0_RX, + DMACH_PCM0_TX, + DMACH_PCM1_RX, + DMACH_PCM1_TX, + DMACH_MSM_REQ0, + DMACH_MSM_REQ1, + DMACH_MSM_REQ2, + DMACH_MSM_REQ3, + DMACH_PCM2_RX, + DMACH_PCM2_TX, +}; + +struct dma_pl330_platdata s5pv210_pdma1_pdata = { + .nr_valid_peri = ARRAY_SIZE(pdma1_peri), + .peri_id = pdma1_peri, +}; + +struct amba_device s5pv210_device_pdma1 = { + .dev = { + .init_name = "dma-pl330.1", + .dma_mask = &dma_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &s5pv210_pdma1_pdata, + }, + .res = { + .start = S5PV210_PA_PDMA1, + .end = S5PV210_PA_PDMA1 + SZ_4K, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_PDMA1, NO_IRQ}, + .periphid = 0x00041330, +}; + +static int __init s5pv210_dma_init(void) +{ + dma_cap_set(DMA_SLAVE, s5pv210_pdma0_pdata.cap_mask); + dma_cap_set(DMA_CYCLIC, s5pv210_pdma0_pdata.cap_mask); + amba_device_register(&s5pv210_device_pdma0, &iomem_resource); + + dma_cap_set(DMA_SLAVE, s5pv210_pdma1_pdata.cap_mask); + dma_cap_set(DMA_CYCLIC, s5pv210_pdma1_pdata.cap_mask); + amba_device_register(&s5pv210_device_pdma1, &iomem_resource); + + return 0; +} +arch_initcall(s5pv210_dma_init); |