diff options
Diffstat (limited to 'arch/arm/plat-mxc/devices/platform-imx-uart.c')
| -rw-r--r-- | arch/arm/plat-mxc/devices/platform-imx-uart.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/devices/platform-imx-uart.c b/arch/arm/plat-mxc/devices/platform-imx-uart.c new file mode 100644 index 000000000000..452da740f4c4 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-imx-uart.c @@ -0,0 +1,154 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Copyright (C) 2010 Freescale Semiconductor + * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include <mach/hardware.h> +#include <mach/devices-common.h> + +#define imx_imx_uart_3irq_data_entry(soc, _id, _hwid, _size) \ + [_id] = { \ + .id = _id, \ + .iobase = soc ## _UART ## _hwid ## _BASE_ADDR, \ + .iosize = _size, \ + .irqrx = soc ## _INT_UART ## _hwid ## RX, \ + .irqtx = soc ## _INT_UART ## _hwid ## TX, \ + .irqrts = soc ## _INT_UART ## _hwid ## RTS, \ + } + +#define imx_imx_uart_1irq_data_entry(soc, _id, _hwid, _size) \ + [_id] = { \ + .id = _id, \ + .iobase = soc ## _UART ## _hwid ## _BASE_ADDR, \ + .iosize = _size, \ + .irq = soc ## _INT_UART ## _hwid, \ + } + +#ifdef CONFIG_SOC_IMX1 +const struct imx_imx_uart_3irq_data imx1_imx_uart_data[] __initconst = { +#define imx1_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_3irq_data_entry(MX1, _id, _hwid, 0xd0) + imx1_imx_uart_data_entry(0, 1), + imx1_imx_uart_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX1 */ + +#ifdef CONFIG_SOC_IMX21 +const struct imx_imx_uart_1irq_data imx21_imx_uart_data[] __initconst = { +#define imx21_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX21, _id, _hwid, SZ_4K) + imx21_imx_uart_data_entry(0, 1), + imx21_imx_uart_data_entry(1, 2), + imx21_imx_uart_data_entry(2, 3), + imx21_imx_uart_data_entry(3, 4), +}; +#endif + +#ifdef CONFIG_ARCH_MX25 +const struct imx_imx_uart_1irq_data imx25_imx_uart_data[] __initconst = { +#define imx25_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX25, _id, _hwid, SZ_16K) + imx25_imx_uart_data_entry(0, 1), + imx25_imx_uart_data_entry(1, 2), + imx25_imx_uart_data_entry(2, 3), + imx25_imx_uart_data_entry(3, 4), + imx25_imx_uart_data_entry(4, 5), +}; +#endif /* ifdef CONFIG_ARCH_MX25 */ + +#ifdef CONFIG_SOC_IMX27 +const struct imx_imx_uart_1irq_data imx27_imx_uart_data[] __initconst = { +#define imx27_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX27, _id, _hwid, SZ_4K) + imx27_imx_uart_data_entry(0, 1), + imx27_imx_uart_data_entry(1, 2), + imx27_imx_uart_data_entry(2, 3), + imx27_imx_uart_data_entry(3, 4), + imx27_imx_uart_data_entry(4, 5), + imx27_imx_uart_data_entry(5, 6), +}; +#endif /* ifdef CONFIG_SOC_IMX27 */ + +#ifdef CONFIG_ARCH_MX31 +const struct imx_imx_uart_1irq_data imx31_imx_uart_data[] __initconst = { +#define imx31_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX31, _id, _hwid, SZ_4K) + imx31_imx_uart_data_entry(0, 1), + imx31_imx_uart_data_entry(1, 2), + imx31_imx_uart_data_entry(2, 3), + imx31_imx_uart_data_entry(3, 4), + imx31_imx_uart_data_entry(4, 5), +}; +#endif /* ifdef CONFIG_ARCH_MX31 */ + +#ifdef CONFIG_ARCH_MX35 +const struct imx_imx_uart_1irq_data imx35_imx_uart_data[] __initconst = { +#define imx35_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX31, _id, _hwid, SZ_16K) + imx35_imx_uart_data_entry(0, 1), + imx35_imx_uart_data_entry(1, 2), + imx35_imx_uart_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_ARCH_MX35 */ + +#ifdef CONFIG_ARCH_MX51 +const struct imx_imx_uart_1irq_data imx51_imx_uart_data[] __initconst = { +#define imx51_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX51, _id, _hwid, SZ_4K) + imx51_imx_uart_data_entry(0, 1), + imx51_imx_uart_data_entry(1, 2), + imx51_imx_uart_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_ARCH_MX51 */ + +struct platform_device *__init imx_add_imx_uart_3irq( + const struct imx_imx_uart_3irq_data *data, + const struct imxuart_platform_data *pdata) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irqrx, + .end = data->irqrx, + .flags = IORESOURCE_IRQ, + }, { + .start = data->irqtx, + .end = data->irqtx, + .flags = IORESOURCE_IRQ, + }, { + .start = data->irqrts, + .end = data->irqrx, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("imx-uart", data->id, res, + ARRAY_SIZE(res), pdata, sizeof(*pdata)); +} + +struct platform_device *__init imx_add_imx_uart_1irq( + const struct imx_imx_uart_1irq_data *data, + const struct imxuart_platform_data *pdata) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("imx-uart", data->id, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} |