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Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mach-pxa/capc7117.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c new file mode 100644 index 000000000..7712327f5 --- /dev/null +++ b/arch/arm/mach-pxa/capc7117.c @@ -0,0 +1,159 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * linux/arch/arm/mach-pxa/capc7117.c + * + * Support for the Embedian CAPC-7117 Evaluation Kit + * based on the Embedian MXM-8x10 Computer on Module + * + * Copyright (C) 2009 Embedian Inc. + * Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd. + * + * 2007-09-04: eric miao <eric.y.miao@gmail.com> + * rewrite to align with latest kernel + * + * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za> + * Hennie van der Merwe <hvdmerwe@tmtservices.co.za> + * rework for upstream merge + */ + +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/ata_platform.h> +#include <linux/serial_8250.h> +#include <linux/gpio.h> +#include <linux/regulator/machine.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +#include "pxa320.h" +#include "mxm8x10.h" + +#include "generic.h" + +/* IDE (PATA) Support */ +static struct pata_platform_info pata_platform_data = { + .ioport_shift = 1 +}; + +static struct resource capc7117_ide_resources[] = { + [0] = { + .start = 0x11000020, + .end = 0x1100003f, + .flags = IORESOURCE_MEM + }, + [1] = { + .start = 0x1100001c, + .end = 0x1100001c, + .flags = IORESOURCE_MEM + }, + [2] = { + .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)), + .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)), + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING + } +}; + +static struct platform_device capc7117_ide_device = { + .name = "pata_platform", + .num_resources = ARRAY_SIZE(capc7117_ide_resources), + .resource = capc7117_ide_resources, + .dev = { + .platform_data = &pata_platform_data, + .coherent_dma_mask = ~0 /* grumble */ + } +}; + +static void __init capc7117_ide_init(void) +{ + platform_device_register(&capc7117_ide_device); +} + +/* TI16C752 UART support */ +#define TI16C752_FLAGS (UPF_BOOT_AUTOCONF | \ + UPF_IOREMAP | \ + UPF_BUGGY_UART | \ + UPF_SKIP_TEST) +#define TI16C752_UARTCLK (22118400) +static struct plat_serial8250_port ti16c752_platform_data[] = { + [0] = { + .mapbase = 0x14000000, + .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO78)), + .irqflags = IRQF_TRIGGER_RISING, + .flags = TI16C752_FLAGS, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = TI16C752_UARTCLK + }, + [1] = { + .mapbase = 0x14000040, + .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO79)), + .irqflags = IRQF_TRIGGER_RISING, + .flags = TI16C752_FLAGS, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = TI16C752_UARTCLK + }, + [2] = { + .mapbase = 0x14000080, + .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO80)), + .irqflags = IRQF_TRIGGER_RISING, + .flags = TI16C752_FLAGS, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = TI16C752_UARTCLK + }, + [3] = { + .mapbase = 0x140000c0, + .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO81)), + .irqflags = IRQF_TRIGGER_RISING, + .flags = TI16C752_FLAGS, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = TI16C752_UARTCLK + }, + [4] = { + /* end of array */ + } +}; + +static struct platform_device ti16c752_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = ti16c752_platform_data + } +}; + +static void __init capc7117_uarts_init(void) +{ + platform_device_register(&ti16c752_device); +} + +static void __init capc7117_init(void) +{ + /* Init CoM */ + mxm_8x10_barebones_init(); + + /* Init evaluation board peripherals */ + mxm_8x10_ac97_init(); + mxm_8x10_usb_host_init(); + mxm_8x10_mmc_init(); + + capc7117_uarts_init(); + capc7117_ide_init(); + + regulator_has_full_constraints(); +} + +MACHINE_START(CAPC7117, + "Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM") + .atag_offset = 0x100, + .map_io = pxa3xx_map_io, + .nr_irqs = PXA_NR_IRQS, + .init_irq = pxa3xx_init_irq, + .handle_irq = pxa3xx_handle_irq, + .init_time = pxa_timer_init, + .init_machine = capc7117_init, + .restart = pxa_restart, +MACHINE_END |