1/* 2 * Copyright (C) 2010 Samsung Electronics Co. Ltd. 3 * Jaswinder Singh <jassi.brar@samsung.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 */ 19 20#include <linux/platform_device.h> 21#include <linux/dma-mapping.h> 22 23#include <plat/devs.h> 24 25#include <mach/map.h> 26#include <mach/irqs.h> 27 28#include <plat/s3c-pl330-pdata.h> 29 30static u64 dma_dmamask = DMA_BIT_MASK(32); 31 32static struct resource s5pc100_pdma0_resource[] = { 33 [0] = { 34 .start = S5PC100_PA_PDMA0, 35 .end = S5PC100_PA_PDMA0 + SZ_4K, 36 .flags = IORESOURCE_MEM, 37 }, 38 [1] = { 39 .start = IRQ_PDMA0, 40 .end = IRQ_PDMA0, 41 .flags = IORESOURCE_IRQ, 42 }, 43}; 44 45static struct s3c_pl330_platdata s5pc100_pdma0_pdata = { 46 .peri = { 47 [0] = DMACH_UART0_RX, 48 [1] = DMACH_UART0_TX, 49 [2] = DMACH_UART1_RX, 50 [3] = DMACH_UART1_TX, 51 [4] = DMACH_UART2_RX, 52 [5] = DMACH_UART2_TX, 53 [6] = DMACH_UART3_RX, 54 [7] = DMACH_UART3_TX, 55 [8] = DMACH_IRDA, 56 [9] = DMACH_I2S0_RX, 57 [10] = DMACH_I2S0_TX, 58 [11] = DMACH_I2S0S_TX, 59 [12] = DMACH_I2S1_RX, 60 [13] = DMACH_I2S1_TX, 61 [14] = DMACH_I2S2_RX, 62 [15] = DMACH_I2S2_TX, 63 [16] = DMACH_SPI0_RX, 64 [17] = DMACH_SPI0_TX, 65 [18] = DMACH_SPI1_RX, 66 [19] = DMACH_SPI1_TX, 67 [20] = DMACH_SPI2_RX, 68 [21] = DMACH_SPI2_TX, 69 [22] = DMACH_AC97_MICIN, 70 [23] = DMACH_AC97_PCMIN, 71 [24] = DMACH_AC97_PCMOUT, 72 [25] = DMACH_EXTERNAL, 73 [26] = DMACH_PWM, 74 [27] = DMACH_SPDIF, 75 [28] = DMACH_HSI_RX, 76 [29] = DMACH_HSI_TX, 77 [30] = DMACH_MAX, 78 [31] = DMACH_MAX, 79 }, 80}; 81 82static struct platform_device s5pc100_device_pdma0 = { 83 .name = "s3c-pl330", 84 .id = 1, 85 .num_resources = ARRAY_SIZE(s5pc100_pdma0_resource), 86 .resource = s5pc100_pdma0_resource, 87 .dev = { 88 .dma_mask = &dma_dmamask, 89 .coherent_dma_mask = DMA_BIT_MASK(32), 90 .platform_data = &s5pc100_pdma0_pdata, 91 }, 92}; 93 94static struct resource s5pc100_pdma1_resource[] = { 95 [0] = { 96 .start = S5PC100_PA_PDMA1, 97 .end = S5PC100_PA_PDMA1 + SZ_4K, 98 .flags = IORESOURCE_MEM, 99 }, 100 [1] = { 101 .start = IRQ_PDMA1, 102 .end = IRQ_PDMA1, 103 .flags = IORESOURCE_IRQ, 104 }, 105}; 106 107static struct s3c_pl330_platdata s5pc100_pdma1_pdata = { 108 .peri = { 109 [0] = DMACH_UART0_RX, 110 [1] = DMACH_UART0_TX, 111 [2] = DMACH_UART1_RX, 112 [3] = DMACH_UART1_TX, 113 [4] = DMACH_UART2_RX, 114 [5] = DMACH_UART2_TX, 115 [6] = DMACH_UART3_RX, 116 [7] = DMACH_UART3_TX, 117 [8] = DMACH_IRDA, 118 [9] = DMACH_I2S0_RX, 119 [10] = DMACH_I2S0_TX, 120 [11] = DMACH_I2S0S_TX, 121 [12] = DMACH_I2S1_RX, 122 [13] = DMACH_I2S1_TX, 123 [14] = DMACH_I2S2_RX, 124 [15] = DMACH_I2S2_TX, 125 [16] = DMACH_SPI0_RX, 126 [17] = DMACH_SPI0_TX, 127 [18] = DMACH_SPI1_RX, 128 [19] = DMACH_SPI1_TX, 129 [20] = DMACH_SPI2_RX, 130 [21] = DMACH_SPI2_TX, 131 [22] = DMACH_PCM0_RX, 132 [23] = DMACH_PCM0_TX, 133 [24] = DMACH_PCM1_RX, 134 [25] = DMACH_PCM1_TX, 135 [26] = DMACH_MSM_REQ0, 136 [27] = DMACH_MSM_REQ1, 137 [28] = DMACH_MSM_REQ2, 138 [29] = DMACH_MSM_REQ3, 139 [30] = DMACH_MAX, 140 [31] = DMACH_MAX, 141 }, 142}; 143 144static struct platform_device s5pc100_device_pdma1 = { 145 .name = "s3c-pl330", 146 .id = 2, 147 .num_resources = ARRAY_SIZE(s5pc100_pdma1_resource), 148 .resource = s5pc100_pdma1_resource, 149 .dev = { 150 .dma_mask = &dma_dmamask, 151 .coherent_dma_mask = DMA_BIT_MASK(32), 152 .platform_data = &s5pc100_pdma1_pdata, 153 }, 154}; 155 156static struct platform_device *s5pc100_dmacs[] __initdata = { 157 &s5pc100_device_pdma0, 158 &s5pc100_device_pdma1, 159}; 160 161static int __init s5pc100_dma_init(void) 162{ 163 platform_add_devices(s5pc100_dmacs, ARRAY_SIZE(s5pc100_dmacs)); 164 165 return 0; 166} 167arch_initcall(s5pc100_dma_init); 168