arch/arm/mach-imx/devices/platform-imx-uart.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2009-2010 Pengutronix
   4  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   5  */
   6 #include "../hardware.h"
   7 #include "devices-common.h"
   8
   9 #define imx_imx_uart_3irq_data_entry(soc, _id, _hwid, _size)            \
  10         [_id] = {                                                       \
  11                 .id = _id,                                              \
  12                 .iobase = soc ## _UART ## _hwid ## _BASE_ADDR,          \
  13                 .iosize = _size,                                        \
  14                 .irqrx = soc ## _INT_UART ## _hwid ## RX,               \
  15                 .irqtx = soc ## _INT_UART ## _hwid ## TX,               \
  16                 .irqrts = soc ## _INT_UART ## _hwid ## RTS,             \
  17         }
  18
  19 #define imx_imx_uart_1irq_data_entry(soc, _id, _hwid, _size)            \
  20         [_id] = {                                                       \
  21                 .id = _id,                                              \
  22                 .iobase = soc ## _UART ## _hwid ## _BASE_ADDR,          \
  23                 .iosize = _size,                                        \
  24                 .irq = soc ## _INT_UART ## _hwid,                       \
  25         }
  26
  27 #ifdef CONFIG_SOC_IMX21
  28 const struct imx_imx_uart_1irq_data imx21_imx_uart_data[] __initconst = {
  29 #define imx21_imx_uart_data_entry(_id, _hwid)                           \
  30         imx_imx_uart_1irq_data_entry(MX21, _id, _hwid, SZ_4K)
  31         imx21_imx_uart_data_entry(0, 1),
  32         imx21_imx_uart_data_entry(1, 2),
  33         imx21_imx_uart_data_entry(2, 3),
  34         imx21_imx_uart_data_entry(3, 4),
  35 };
  36 #endif
  37
  38 #ifdef CONFIG_SOC_IMX27
  39 const struct imx_imx_uart_1irq_data imx27_imx_uart_data[] __initconst = {
  40 #define imx27_imx_uart_data_entry(_id, _hwid)                           \
  41         imx_imx_uart_1irq_data_entry(MX27, _id, _hwid, SZ_4K)
  42         imx27_imx_uart_data_entry(0, 1),
  43         imx27_imx_uart_data_entry(1, 2),
  44         imx27_imx_uart_data_entry(2, 3),
  45         imx27_imx_uart_data_entry(3, 4),
  46         imx27_imx_uart_data_entry(4, 5),
  47         imx27_imx_uart_data_entry(5, 6),
  48 };
  49 #endif /* ifdef CONFIG_SOC_IMX27 */
  50
  51 #ifdef CONFIG_SOC_IMX31
  52 const struct imx_imx_uart_1irq_data imx31_imx_uart_data[] __initconst = {
  53 #define imx31_imx_uart_data_entry(_id, _hwid)                           \
  54         imx_imx_uart_1irq_data_entry(MX31, _id, _hwid, SZ_4K)
  55         imx31_imx_uart_data_entry(0, 1),
  56         imx31_imx_uart_data_entry(1, 2),
  57         imx31_imx_uart_data_entry(2, 3),
  58         imx31_imx_uart_data_entry(3, 4),
  59         imx31_imx_uart_data_entry(4, 5),
  60 };
  61 #endif /* ifdef CONFIG_SOC_IMX31 */
  62
  63 #ifdef CONFIG_SOC_IMX35
  64 const struct imx_imx_uart_1irq_data imx35_imx_uart_data[] __initconst = {
  65 #define imx35_imx_uart_data_entry(_id, _hwid)                           \
  66         imx_imx_uart_1irq_data_entry(MX35, _id, _hwid, SZ_16K)
  67         imx35_imx_uart_data_entry(0, 1),
  68         imx35_imx_uart_data_entry(1, 2),
  69         imx35_imx_uart_data_entry(2, 3),
  70 };
  71 #endif /* ifdef CONFIG_SOC_IMX35 */
  72
  73 struct platform_device *__init imx_add_imx_uart_1irq(
  74                 const struct imx_imx_uart_1irq_data *data,
  75                 const struct imxuart_platform_data *pdata)
  76 {
  77         struct resource res[] = {
  78                 {
  79                         .start = data->iobase,
  80                         .end = data->iobase + data->iosize - 1,
  81                         .flags = IORESOURCE_MEM,
  82                 }, {
  83                         .start = data->irq,
  84                         .end = data->irq,
  85                         .flags = IORESOURCE_IRQ,
  86                 },
  87         };
  88
  89         /* i.mx21 type uart runs on all i.mx except i.mx1 */
  90         return imx_add_platform_device("imx21-uart", data->id,
  91                         res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
  92 }