From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/arm/mach-s3c24xx/mach-smdk2413.c | 158 ++++++++++++++++++++++++++++++++++ 1 file changed, 158 insertions(+) create mode 100644 arch/arm/mach-s3c24xx/mach-smdk2413.c (limited to 'arch/arm/mach-s3c24xx/mach-smdk2413.c') diff --git a/arch/arm/mach-s3c24xx/mach-smdk2413.c b/arch/arm/mach-s3c24xx/mach-smdk2413.c new file mode 100644 index 000000000..ca80167f2 --- /dev/null +++ b/arch/arm/mach-s3c24xx/mach-smdk2413.c @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2006 Simtec Electronics +// Ben Dooks +// +// Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the +// loans of SMDK2413 to work with. + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include + +//#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include + +#include "common.h" +#include "common-smdk.h" + +static struct map_desc smdk2413_iodesc[] __initdata = { +}; + +static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + }, + /* IR port */ + [2] = { + .hwport = 2, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x43, + .ufcon = 0x51, + } +}; + + +static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = { + .pullup_pin = S3C2410_GPF(2), +}; + + +static struct platform_device *smdk2413_devices[] __initdata = { + &s3c_device_ohci, + &s3c_device_wdt, + &s3c_device_i2c0, + &s3c_device_iis, + &s3c_device_usbgadget, + &s3c2412_device_dma, +}; + +static void __init smdk2413_fixup(struct tag *tags, char **cmdline) +{ + if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) { + memblock_add(0x30000000, SZ_64M); + } +} + +static void __init smdk2413_map_io(void) +{ + s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc)); + s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs)); + samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); +} + +static void __init smdk2413_init_time(void) +{ + s3c2412_init_clocks(12000000); + samsung_timer_init(); +} + +static void __init smdk2413_machine_init(void) +{ /* Turn off suspend on both USB ports, and switch the + * selectable USB port to USB device mode. */ + + s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | + S3C2410_MISCCR_USBSUSPND0 | + S3C2410_MISCCR_USBSUSPND1, 0x0); + + + s3c24xx_udc_set_platdata(&smdk2413_udc_cfg); + s3c_i2c0_set_platdata(NULL); + + platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices)); + smdk_machine_init(); +} + +MACHINE_START(S3C2413, "S3C2413") + /* Maintainer: Ben Dooks */ + .atag_offset = 0x100, + + .fixup = smdk2413_fixup, + .init_irq = s3c2412_init_irq, + .map_io = smdk2413_map_io, + .init_machine = smdk2413_machine_init, + .init_time = samsung_timer_init, +MACHINE_END + +MACHINE_START(SMDK2412, "SMDK2412") + /* Maintainer: Ben Dooks */ + .atag_offset = 0x100, + + .fixup = smdk2413_fixup, + .init_irq = s3c2412_init_irq, + .map_io = smdk2413_map_io, + .init_machine = smdk2413_machine_init, + .init_time = samsung_timer_init, +MACHINE_END + +MACHINE_START(SMDK2413, "SMDK2413") + /* Maintainer: Ben Dooks */ + .atag_offset = 0x100, + + .fixup = smdk2413_fixup, + .init_irq = s3c2412_init_irq, + .map_io = smdk2413_map_io, + .init_machine = smdk2413_machine_init, + .init_time = smdk2413_init_time, +MACHINE_END -- cgit v1.2.3