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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-ixp4xx/wg302v2-setup.c | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-ixp4xx/wg302v2-setup.c')
-rw-r--r-- | arch/arm/mach-ixp4xx/wg302v2-setup.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/wg302v2-setup.c b/arch/arm/mach-ixp4xx/wg302v2-setup.c new file mode 100644 index 000000000..90b3c604e --- /dev/null +++ b/arch/arm/mach-ixp4xx/wg302v2-setup.c @@ -0,0 +1,112 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * arch/arm/mach-ixp4xx/wg302-setup.c + * + * Board setup for the Netgear WG302 v2 and WAG302 v2 + * + * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org> + * + * based on coyote-setup.c: + * Copyright (C) 2003-2005 MontaVista Software, Inc. + * + * Author: Imre Kaloz <kaloz@openwrt.org> + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/device.h> +#include <linux/serial.h> +#include <linux/tty.h> +#include <linux/serial_8250.h> + +#include <asm/types.h> +#include <asm/setup.h> +#include <asm/memory.h> +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> + +static struct flash_platform_data wg302v2_flash_data = { + .map_name = "cfi_probe", + .width = 2, +}; + +static struct resource wg302v2_flash_resource = { + .flags = IORESOURCE_MEM, +}; + +static struct platform_device wg302v2_flash = { + .name = "IXP4XX-Flash", + .id = 0, + .dev = { + .platform_data = &wg302v2_flash_data, + }, + .num_resources = 1, + .resource = &wg302v2_flash_resource, +}; + +static struct resource wg302v2_uart_resource = { + .start = IXP4XX_UART2_BASE_PHYS, + .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, + .flags = IORESOURCE_MEM, +}; + +static struct plat_serial8250_port wg302v2_uart_data[] = { + { + .mapbase = IXP4XX_UART2_BASE_PHYS, + .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, + .irq = IRQ_IXP4XX_UART2, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = IXP4XX_UART_XTAL, + }, + { }, +}; + +static struct platform_device wg302v2_uart = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = wg302v2_uart_data, + }, + .num_resources = 1, + .resource = &wg302v2_uart_resource, +}; + +static struct platform_device *wg302v2_devices[] __initdata = { + &wg302v2_flash, + &wg302v2_uart, +}; + +static void __init wg302v2_init(void) +{ + ixp4xx_sys_init(); + + wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); + wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1; + + *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; + *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; + + platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices)); +} + +#ifdef CONFIG_MACH_WG302V2 +MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2") + /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ + .map_io = ixp4xx_map_io, + .init_early = ixp4xx_init_early, + .init_irq = ixp4xx_init_irq, + .init_time = ixp4xx_timer_init, + .atag_offset = 0x100, + .init_machine = wg302v2_init, +#if defined(CONFIG_PCI) + .dma_zone_size = SZ_64M, +#endif + .restart = ixp4xx_restart, +MACHINE_END +#endif |