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Commit 591d8dd7 authored by Rabin Vincent's avatar Rabin Vincent Committed by Russell King
Browse files

ARM: 6090/1: ux500: add U5500 support 



Add basic support for the U5500 platform.

Acked-by: default avatarLinus Walleij <linus.walleij@stericsson.com>
Acked-by: default avatarSrinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Signed-off-by: default avatarRabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent cb165c52

arch/arm/mach-ux500/Kconfig

+11 −6
Original line number Diff line number Diff line
@@ -13,19 +13,24 @@ config UX500_SOC_DB8500 
config UX500_SOC_DB5500

	bool



menu "ST-Ericsson platform type"



comment "ST-Ericsson Multicore Mobile Platforms"

choice

	prompt "Ux500 target platform"

	default MACH_U8500_MOP



config MACH_U8500_MOP

	bool "U8500 Early Development platform"

	default y

	bool "U8500 Development platform"

	select UX500_SOC_DB8500

	help

	  Include support for mop500 development platform

	  based on U8500 architecture. The platform is based

	  on early drop silicon version of 8500.

endmenu



config MACH_U5500

	bool "U5500 Development platform"

	select UX500_SOC_DB5500

	help

	  Include support for the U5500 development platform.

endchoice



config UX500_DEBUG_UART

	int "Ux500 UART to use for low-level debug"

arch/arm/mach-ux500/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -3,6 +3,8 @@ 
#



obj-y				:= clock.o cpu.o devices.o

obj-$(CONFIG_UX500_SOC_DB5500)	+= cpu-db5500.o devices-db5500.o

obj-$(CONFIG_UX500_SOC_DB8500)	+= cpu-db8500.o devices-db8500.o

obj-$(CONFIG_MACH_U8500_MOP)	+= board-mop500.o

obj-$(CONFIG_MACH_U5500)	+= board-u5500.o

obj-$(CONFIG_SMP)		+= platsmp.o headsmp.o localtimer.o

arch/arm/mach-ux500/board-u5500.c

0 → 100644
+41 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) ST-Ericsson SA 2010

 *

 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson

 * License terms: GNU General Public License (GPL) version 2

 */



#include <linux/init.h>

#include <linux/platform_device.h>

#include <linux/amba/bus.h>

#include <linux/gpio.h>



#include <asm/mach/arch.h>

#include <asm/mach-types.h>



#include <mach/hardware.h>

#include <mach/devices.h>

#include <mach/setup.h>



static struct amba_device *amba_board_devs[] __initdata = {

	&ux500_uart0_device,

	&ux500_uart1_device,

	&ux500_uart2_device,

};



static void __init u5500_init_machine(void)

{

	u5500_init_devices();



	amba_add_devices(amba_board_devs, ARRAY_SIZE(amba_board_devs));

}



MACHINE_START(U8500, "ST-Ericsson U5500 Platform")

	.phys_io	= UX500_UART0_BASE,

	.io_pg_offst	= (IO_ADDRESS(UX500_UART0_BASE) >> 18) & 0xfffc,

	.boot_params	= 0x00000100,

	.map_io		= u5500_map_io,

	.init_irq	= ux500_init_irq,

	.timer		= &ux500_timer,

	.init_machine	= u5500_init_machine,

MACHINE_END

arch/arm/mach-ux500/clock.c

+4 −0
Original line number Diff line number Diff line
@@ -502,6 +502,10 @@ static int __init clk_init(void) 
	if (cpu_is_u8500ed()) {

		clk_prcmu_ops.enable = clk_prcmu_ed_enable;

		clk_prcmu_ops.disable = clk_prcmu_ed_disable;

	} else if (cpu_is_u5500()) {

		/* Clock tree for U5500 not implemented yet */

		clk_prcc_ops.enable = clk_prcc_ops.disable = NULL;

		clk_prcmu_ops.enable = clk_prcmu_ops.disable = NULL;

	}



	clkdev_add_table(u8500_common_clks, ARRAY_SIZE(u8500_common_clks));

arch/arm/mach-ux500/cpu-db5500.c

0 → 100644
+50 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) ST-Ericsson SA 2010

 *

 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson

 * License terms: GNU General Public License (GPL) version 2

 */



#include <linux/platform_device.h>

#include <linux/amba/bus.h>

#include <linux/io.h>



#include <asm/mach/map.h>



#include <mach/hardware.h>

#include <mach/devices.h>

#include <mach/setup.h>



static struct map_desc u5500_io_desc[] __initdata = {

	__IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K),

	__IO_DEV_DESC(U5500_GPIO1_BASE, SZ_4K),

	__IO_DEV_DESC(U5500_GPIO2_BASE, SZ_4K),

	__IO_DEV_DESC(U5500_GPIO3_BASE, SZ_4K),

	__IO_DEV_DESC(U5500_GPIO4_BASE, SZ_4K),

};



static struct platform_device *u5500_platform_devs[] __initdata = {

	&u5500_gpio_devs[0],

	&u5500_gpio_devs[1],

	&u5500_gpio_devs[2],

	&u5500_gpio_devs[3],

	&u5500_gpio_devs[4],

	&u5500_gpio_devs[5],

	&u5500_gpio_devs[6],

	&u5500_gpio_devs[7],

};



void __init u5500_map_io(void)

{

	ux500_map_io();



	iotable_init(u5500_io_desc, ARRAY_SIZE(u5500_io_desc));

}



void __init u5500_init_devices(void)

{

	ux500_init_devices();



	platform_add_devices(u5500_platform_devs,

			     ARRAY_SIZE(u5500_platform_devs));

}