Commit 9d4436a6 authored by Yoshinori Sato's avatar Yoshinori Sato Committed by Paul Mundt
Browse files

sh: Add support for SH7206 and SH7619 CPU subtypes. 



This implements initial support for the SH7206 (SH-2A) and SH7619
(SH-2) MMU-less CPUs.

Signed-off-by: default avatarYoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent e6243863

arch/sh/Kconfig

+40 −3
Original line number Diff line number Diff line
@@ -219,6 +219,20 @@ config SH_SHMIN 
	help

	  Select SHMIN if configuring for the SHMIN board.



config SH_7206_SOLUTION_ENGINE

	bool "SolutionEngine7206"

	select CPU_SUBTYPE_SH7206

	help

	  Select 7206 SolutionEngine if configuring for a Hitachi SH7206

	  evaluation board.



config SH_7619_SOLUTION_ENGINE

	bool "SolutionEngine7619"

	select CPU_SUBTYPE_SH7619

	help

	  Select 7619 SolutionEngine if configuring for a Hitachi SH7619

	  evaluation board.



config SH_UNKNOWN

	bool "BareCPU"

	help
@@ -364,10 +378,25 @@ depends on !GENERIC_TIME 


config SH_TMU

	bool "TMU timer support"

	depends on CPU_SH3 || CPU_SH4

	default y

	help

	  This enables the use of the TMU as the system timer.



config SH_CMT

	bool "CMT timer support"

	depends on CPU_SH2

	default y

	help

	  This enables the use of the CMT as the system timer.



config SH_MTU2

	bool "MTU2 timer support"

	depends on CPU_SH2A

	default n

	help

	  This enables the use of the MTU2 as the system timer.



endmenu



source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
@@ -378,17 +407,25 @@ source "arch/sh/boards/renesas/r7780rp/Kconfig" 


config SH_PCLK_FREQ

	int "Peripheral clock frequency (in Hz)"

	default "27000000" if CPU_SUBTYPE_SH73180 || CPU_SUBTYPE_SH7343

	default "31250000" if CPU_SUBTYPE_SH7619

	default "33333333" if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH7770 || \

			      CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \

			      CPU_SUBTYPE_SH7206

	default "50000000" if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7780

	default "60000000" if CPU_SUBTYPE_SH7751

	default "33333333" if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH7770 || \

			      CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705

	default "27000000" if CPU_SUBTYPE_SH73180 || CPU_SUBTYPE_SH7343

	default "66000000" if CPU_SUBTYPE_SH4_202

	help

	  This option is used to specify the peripheral clock frequency.

	  This is necessary for determining the reference clock value on

	  platforms lacking an RTC.



config SH_CLK_MD

	int "CPU Mode Pin Setting"

	depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206

	help

	  MD2 - MD0 Setting.



menu "CPU Frequency scaling"



source "drivers/cpufreq/Kconfig"

arch/sh/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -109,6 +109,8 @@ machdir-$(CONFIG_SH_SH4202_MICRODEV) := superh/microdev 
machdir-$(CONFIG_SH_LANDISK)			:= landisk

machdir-$(CONFIG_SH_TITAN)			:= titan

machdir-$(CONFIG_SH_SHMIN)			:= shmin

machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE)	:= se/7206

machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE)	:= se/7619

machdir-$(CONFIG_SH_UNKNOWN)			:= unknown



incdir-y			:= $(notdir $(machdir-y))
@@ -124,6 +126,7 @@ core-$(CONFIG_HD64465) += arch/sh/cchips/hd6446x/hd64465/ 
core-$(CONFIG_VOYAGERGX)	+= arch/sh/cchips/voyagergx/



cpuincdir-$(CONFIG_CPU_SH2)	:= cpu-sh2

cpuincdir-$(CONFIG_CPU_SH2A)	:= cpu-sh2a

cpuincdir-$(CONFIG_CPU_SH3)	:= cpu-sh3

cpuincdir-$(CONFIG_CPU_SH4)	:= cpu-sh4

arch/sh/boot/compressed/misc.c

+2 −1
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
 */



#include <asm/uaccess.h>

#include <asm/addrspace.h>

#ifdef CONFIG_SH_STANDARD_BIOS

#include <asm/sh_bios.h>

#endif
@@ -228,7 +229,7 @@ long* stack_start = &user_stack[STACK_SIZE]; 
void decompress_kernel(void)

{

	output_data = 0;

	output_ptr = (unsigned long)&_text+0x20001000;

	output_ptr = P2SEGADDR((unsigned long)&_text+0x1000);

	free_mem_ptr = (unsigned long)&_end;

	free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;

arch/sh/kernel/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -4,7 +4,7 @@ 


extra-y	:= head.o init_task.o vmlinux.lds



obj-y	:= process.o signal.o entry.o traps.o irq.o \

obj-y	:= process.o signal.o traps.o irq.o \

	ptrace.o setup.o time.o sys_sh.o semaphore.o \

	io.o io_generic.o sh_ksyms.o syscalls.o

arch/sh/kernel/cpu/Makefile

+6 −5
Original line number Diff line number Diff line
@@ -2,11 +2,12 @@ 
# Makefile for the Linux/SuperH CPU-specifc backends.

#



obj-y	+= irq/ init.o clock.o



obj-$(CONFIG_CPU_SH2)		+= sh2/

obj-$(CONFIG_CPU_SH3)		+= sh3/

obj-$(CONFIG_CPU_SH4)		+= sh4/

obj-$(CONFIG_CPU_SH2)		= sh2/

obj-$(CONFIG_CPU_SH2A)		= sh2a/

obj-$(CONFIG_CPU_SH3)		= sh3/

obj-$(CONFIG_CPU_SH4)		= sh4/



obj-$(CONFIG_UBC_WAKEUP)	+= ubc.o

obj-$(CONFIG_SH_ADC)		+= adc.o



obj-y	+= irq/ init.o clock.o