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ARM: keystone: remove redundant reset stuff 

Remove reset stuff in flavour of using keystone reset driver:
driver/power/reset/keystone-reset.c

Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
hifive-unleashed-5.1
Ivan Khoronzhuk 2014-05-23 16:53:58 -04:00 committed by Santosh Shilimkar
parent 14f3791439
commit b7ae8bf7bf
1 changed files with 0 additions and 34 deletions
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34
arch/arm/mach-keystone/keystone.c
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@ -26,11 +26,6 @@
#include "keystone.h"
#define PLL_RESET_WRITE_KEY_MASK 0xffff0000
#define PLL_RESET_WRITE_KEY 0x5a69
#define PLL_RESET BIT(16)
static void __iomem *keystone_rstctrl;
static struct notifier_block platform_nb;
static unsigned long keystone_dma_pfn_offset __read_mostly;
@ -55,16 +50,6 @@ static int keystone_platform_notifier(struct notifier_block *nb,
static void __init keystone_init(void)
{
struct device_node *node;
node = of_find_compatible_node(NULL, NULL, "ti,keystone-reset");
if (WARN_ON(!node))
pr_warn("ti,keystone-reset node undefined\n");
keystone_rstctrl = of_iomap(node, 0);
if (WARN_ON(!keystone_rstctrl))
pr_warn("ti,keystone-reset iomap error\n");
keystone_pm_runtime_init();
if (platform_nb.notifier_call)
bus_register_notifier(&platform_bus_type, &platform_nb);
@ -123,24 +108,6 @@ static const char *keystone_match[] __initconst = {
NULL,
};
void keystone_restart(enum reboot_mode mode, const char *cmd)
{
u32 val;
BUG_ON(!keystone_rstctrl);
/* Enable write access to RSTCTRL */
val = readl(keystone_rstctrl);
val &= PLL_RESET_WRITE_KEY_MASK;
val |= PLL_RESET_WRITE_KEY;
writel(val, keystone_rstctrl);
/* Reset the SOC */
val = readl(keystone_rstctrl);
val &= ~PLL_RESET;
writel(val, keystone_rstctrl);
}
DT_MACHINE_START(KEYSTONE, "Keystone")
#if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE)
.dma_zone_size = SZ_2G,
@ -148,6 +115,5 @@ DT_MACHINE_START(KEYSTONE, "Keystone")
.smp = smp_ops(keystone_smp_ops),
.init_machine = keystone_init,
.dt_compat = keystone_match,
.restart = keystone_restart,
.init_meminfo = keystone_init_meminfo,
MACHINE_END