| 1 | |
| 2 | * This file is subject to the terms and conditions of the GNU General Public
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| 3 | * License. See the file "COPYING" in the main directory of this archive
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| 4 | * for more details.
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| 5 | *
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| 6 | * Copyright (C) 2008 Maxime Bizon <[email protected]>
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| 7 |
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| 8 |
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| 9 | #include <linux/init.h>
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| 10 | #include <linux/kernel.h>
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| 11 | #include <linux/platform_device.h>
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| 12 | #include <bcm63xx_cpu.h>
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| 13 | #include <bcm63xx_dev_uart.h>
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| 14 |
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| 15 | static struct resource uart0_resources[] = {
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| 16 | {
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| 17 |
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| 18 | .flags = IORESOURCE_MEM,
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| 19 | },
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| 20 | {
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| 21 |
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| 22 | .flags = IORESOURCE_IRQ,
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| 23 | },
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| 24 | };
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| 25 |
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| 26 | static struct resource uart1_resources[] = {
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| 27 | {
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| 28 |
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| 29 | .flags = IORESOURCE_MEM,
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| 30 | },
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| 31 | {
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| 32 |
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| 33 | .flags = IORESOURCE_IRQ,
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| 34 | },
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| 35 | };
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| 36 |
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| 37 | static struct platform_device bcm63xx_uart_devices[] = {
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| 38 | {
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| 39 | .name = "bcm63xx_uart",
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| 40 | .id = 0,
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| 41 | .num_resources = ARRAY_SIZE(uart0_resources),
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| 42 | .resource = uart0_resources,
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| 43 | },
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| 44 |
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| 45 | {
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| 46 | .name = "bcm63xx_uart",
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| 47 | .id = 1,
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| 48 | .num_resources = ARRAY_SIZE(uart1_resources),
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| 49 | .resource = uart1_resources,
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| 50 | }
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| 51 | };
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| 52 |
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| 53 | int __init bcm63xx_uart_register(unsigned int id)
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| 54 | {
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| 55 | if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
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| 56 | return -ENODEV;
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| 57 |
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| 58 | if (id == 1 && (!BCMCPU_IS_3368() && !BCMCPU_IS_6358() &&
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| 59 | !BCMCPU_IS_6368()))
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| 60 | return -ENODEV;
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| 61 |
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| 62 | if (id == 0) {
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| 63 | uart0_resources[0].start = bcm63xx_regset_address(RSET_UART0);
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| 64 | uart0_resources[0].end = uart0_resources[0].start +
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| 65 | RSET_UART_SIZE - 1;
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| 66 | uart0_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
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| 67 | }
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| 68 |
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| 69 | if (id == 1) {
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| 70 | uart1_resources[0].start = bcm63xx_regset_address(RSET_UART1);
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| 71 | uart1_resources[0].end = uart1_resources[0].start +
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| 72 | RSET_UART_SIZE - 1;
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| 73 | uart1_resources[1].start = bcm63xx_get_irq_number(IRQ_UART1);
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| 74 | }
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| 75 |
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| 76 | return platform_device_register(&bcm63xx_uart_devices[id]);
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| 77 | }
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