/*
* This function resets the system. It is called by machine_restart().
*
* @param mode indicates different kinds of resets
*/
void arch_reset(char mode)
{
/* Workaround to reset NFC_CONFIG3 register
* due to the chip warm reset does not reset it
*/
__raw_writel(0x20600, IO_ADDRESS(NFC_BASE_ADDR) + 0x28);
/* Assert SRS signal */
mxc_wd_reset();
mxc_reboot();
}
/*
* This function resets the system. It is called by machine_restart().
*
* @param mode indicates different kinds of resets
*/
void arch_reset(char mode)
{
unsigned long reg;
unsigned long reg_1 = 0xffffffff;
doze_disable();
reg = __raw_readl(MXC_CCM_CGR0);
reg |= (MXC_CCM_CGR0_ESDHC1_MASK | MXC_CCM_CGR0_ESDHC2_MASK |
MXC_CCM_CGR0_ESDHC3_MASK | MXC_CCM_CGR0_CSPI1_MASK |
MXC_CCM_CGR0_CSPI2_MASK);
__raw_writel(reg, MXC_CCM_CGR0);
reg = __raw_readl(MXC_CCM_CGR3);
reg |= MXC_CCM_CGR3_IIM_MASK;
__raw_writel(reg, MXC_CCM_CGR3);
printk(KERN_INFO "MX35 arch_reset\n");
if (in_interrupt() || kernel_oops_counter) {
mxc_wd_reset();
return;
}
local_irq_enable();
/* Clear out bit #1 in MEMA */
pmic_write_reg(REG_MEM_A, (0 << 1), (1 << 1));
/* Turn on bit #1 */
pmic_write_reg(REG_MEM_A, (1 << 1), (1 << 1));
/* Turn off VSD */
pmic_write_reg(REG_MODE_1, (0 << 18), (1 << 18));
cpufreq_suspended = 1;
set_cpu_freq(512000000);
mdelay(100);
peri_pll_enable();
__raw_writel(reg_1, MXC_CCM_CGR0);
__raw_writel(reg_1, MXC_CCM_CGR1);
__raw_writel(reg_1, MXC_CCM_CGR2);
__raw_writel(reg_1, MXC_CCM_CGR3);
mdelay(100);
/* Memory Hold Mode */
mx35_power_off();
}
void mxc_system_off(void)
{
afe_backlight_off();
mxc_external_mute();
/* NFC Configuration1 to 0 */
__raw_writel(0, IO_ADDRESS(NFC_BASE_ADDR_AXI + 0x1E04));
/* NANDF_RB to 0 */
__raw_writel(0, IO_ADDRESS(IOMUXC_BASE_ADDR + 0x80));
afe_system_off();
mdelay(1000);
printk("Shutdown failed\n");
mxc_wd_reset();
while (1);
}
/*
* This function resets the system. It is called by machine_restart().
*
* @param mode indicates different kinds of resets
*/
void arch_reset(char mode)
{
/* Assert SRS signal */
mxc_wd_reset();
}
