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ARM: shmobile: sh73a0: Introduce generic setup callback 

Add a generic sh73a0 machine setup callback for the upcoming
sh73a0 multiplatform case. Cache needs to be configured, and
legacy clocks must be omitted.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Magnus Damm 2015-01-09 14:08:49 +01:00 committed by Simon Horman
parent ded416ff3a
commit 0b52b2508b
1 changed files with 13 additions and 3 deletions
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16
arch/arm/mach-shmobile/setup-sh73a0.c
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@ -30,6 +30,7 @@
#include <linux/platform_data/sh_ipmmu.h>
#include <linux/platform_data/irq-renesas-intc-irqpin.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
@ -782,8 +783,6 @@ void __init sh73a0_add_early_devices(void)
shmobile_setup_console();
}
#ifdef CONFIG_USE_OF
void __init sh73a0_add_standard_devices_dt(void)
{
/* clocks are setup late during boot in the case of DT */
@ -800,6 +799,17 @@ static void sh73a0_restart(enum reboot_mode mode, const char *cmd)
writel((1 << 31), RESCNT2);
}
#ifdef CONFIG_USE_OF
static void __init sh73a0_generic_init(void)
{
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 64K*8way */
l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
#endif
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char *sh73a0_boards_compat_dt[] __initdata = {
"renesas,sh73a0",
NULL,
@ -809,7 +819,7 @@ DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)")
.smp = smp_ops(sh73a0_smp_ops),
.map_io = sh73a0_map_io,
.init_early = shmobile_init_delay,
.init_machine = sh73a0_add_standard_devices_dt,
.init_machine = sh73a0_generic_init,
.init_late = shmobile_init_late,
.restart = sh73a0_restart,
.dt_compat = sh73a0_boards_compat_dt,