blob: 3417e6d45f2ecb9e8a74ba00126011cbbf560e58 [file] [log] [blame]
/*p200/201 GPIOAO_2 powr on :0, power_off :1*/
#define __SUSPEND_FIRMWARE__
#include <config.h>
#undef __SUSPEND_FIRMWARE__
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
#ifdef CONFIG_CEC_WAKEUP
#include <cec_tx_reg.h>
#endif
#include <gpio-gxbb.h>
extern int pwm_voltage_table[31][2];
#define P_PWM_MISC_REG_AB (*((volatile unsigned *)(0xc1100000 + (0x2156 << 2))))
#define P_PWM_PWM_B (*((volatile unsigned *)(0xc1100000 + (0x2155 << 2))))
#define P_PWM_PWM_F (*((volatile unsigned *)(0xc1100000 + (0x21b1 << 2))))
#define P_PWM_PWM_AO_A (*((volatile unsigned *)(0xc8100400 + (0x54 << 2))))
#define P_EE_TIMER_E (*((volatile unsigned *)(0xc1100000 + (0x2662 << 2))))
#define ON 1
#define OFF 0
enum pwm_id {
pwm_a = 0,
pwm_b,
pwm_c,
pwm_d,
pwm_e,
pwm_f,
pwm_ao_a,
};
void pwm_set_voltage(unsigned int id, unsigned int voltage)
{
int to;
for (to = 0; to < ARRAY_SIZE(pwm_voltage_table); to++) {
if (pwm_voltage_table[to][1] >= voltage) {
break;
}
}
if (to >= ARRAY_SIZE(pwm_voltage_table)) {
to = ARRAY_SIZE(pwm_voltage_table) - 1;
}
switch (id) {
case pwm_b:
uart_puts("set vddee to 0x");
uart_put_hex(pwm_voltage_table[to][1], 16);
uart_puts("mv\n");
P_PWM_PWM_B = pwm_voltage_table[to][0];
break;
case pwm_ao_a:
uart_puts("set vdd_cpu a to 0x");
uart_put_hex(pwm_voltage_table[to][1], 16);
uart_puts("mv\n");
P_PWM_PWM_AO_A = pwm_voltage_table[to][0];
break;
case pwm_f:
uart_puts("set vdd_cpu a to 0x");
uart_put_hex(pwm_voltage_table[to][1], 16);
uart_puts("mv\n");
P_PWM_PWM_F = pwm_voltage_table[to][0];
break;
default:
break;
}
_udelay(200);
}
/*GPIOH_3*/
static void hdmi_5v_ctrl(unsigned int ctrl)
{
if (ctrl == ON) {
/* VCC5V ON GPIOH_3 output mode*/
aml_update_bits(PREG_PAD_GPIO1_EN_N, 1 << 23, 0);
} else {
/* VCC5V OFF GPIOH_3 input mode*/
aml_update_bits(PREG_PAD_GPIO1_EN_N, 1 << 23, 1 << 23);
}
}
/*GPIODV_25*/
static void vcck_ctrl(unsigned int ctrl)
{
if (ctrl == ON) {
/* vddcpu_a*/
aml_update_bits(AO_GPIO_O_EN_N, 1 << 4, 0);
aml_update_bits(AO_GPIO_O_EN_N, 1 << 20, 1<<20);
/* after power on vcck, should init vcck*/
_udelay(5000);
pwm_set_voltage(pwm_ao_a, CONFIG_VCCKA_INIT_VOLTAGE);
/* vddcpu_b*/
aml_update_bits(PREG_PAD_GPIO3_EN_N, 1 << 28, 0);
aml_update_bits(PREG_PAD_GPIO3_O, 1 << 28, 1<<28);
/* after power on vcck, should init vcck*/
_udelay(5000);
pwm_set_voltage(pwm_f, CONFIG_VCCKB_INIT_VOLTAGE);
} else {
/* vddcpu_a*/
aml_update_bits(AO_GPIO_O_EN_N, 1 << 4, 0);
aml_update_bits(AO_GPIO_O_EN_N, 1 << 20, 0);
/* vddcpu_b*/
aml_update_bits(PREG_PAD_GPIO3_EN_N, 1 << 28, 0);
aml_update_bits(PREG_PAD_GPIO3_O, 1 << 28, 0);
}
}
static void power_off_at_clk81(void)
{
hdmi_5v_ctrl(OFF);
vcck_ctrl(OFF);
pwm_set_voltage(pwm_b, CONFIG_VDDEE_SLEEP_VOLTAGE); // reduce power
}
static void power_on_at_clk81(void)
{
pwm_set_voltage(pwm_b, CONFIG_VDDEE_INIT_VOLTAGE);
vcck_ctrl(ON);
hdmi_5v_ctrl(ON);
}
static void power_off_at_24M(void)
{
/* LED GPIOAO_9*/
aml_update_bits(AO_GPIO_O_EN_N, 1 << 9, 0);
aml_update_bits(AO_GPIO_O_EN_N, 1 << 25, 0);
}
static void power_on_at_24M(void)
{
aml_update_bits(AO_GPIO_O_EN_N, 1 << 9, 0);
aml_update_bits(AO_GPIO_O_EN_N, 1 << 25, 1 << 25);
}
static void power_off_at_32k(void)
{
}
static void power_on_at_32k(void)
{
}
void get_wakeup_source(void *response, unsigned int suspend_from)
{
struct wakeup_info *p = (struct wakeup_info *)response;
unsigned val;
struct wakeup_gpio_info *gpio;
unsigned i = 0;
p->status = RESPONSE_OK;
val = (POWER_KEY_WAKEUP_SRC | AUTO_WAKEUP_SRC | REMOTE_WAKEUP_SRC|ETH_PHY_WAKEUP_SRC);
#ifdef CONFIG_CEC_WAKEUP
if (suspend_from != SYS_POWEROFF)
val |= CEC_WAKEUP_SRC;
#endif
p->sources = val;
/* Power Key: AO_GPIO[3]*/
gpio = &(p->gpio_info[i]);
gpio->wakeup_id = POWER_KEY_WAKEUP_SRC;
gpio->gpio_in_idx = GPIOAO_2;
gpio->gpio_in_ao = 1;
gpio->gpio_out_idx = -1;
gpio->gpio_out_ao = -1;
gpio->irq = IRQ_AO_GPIO0_NUM;
gpio->trig_type = GPIO_IRQ_FALLING_EDGE;
p->gpio_info_count = ++i;
}
void wakeup_timer_setup(void)
{
/* 1ms resolution*/
unsigned value;
value = readl(P_ISA_TIMER_MUX);
value |= ((0x3<<0) | (0x1<<12) | (0x1<<16));
writel(value, P_ISA_TIMER_MUX);
/*10ms generate an interrupt*/
writel(9, P_ISA_TIMERA);
}
void wakeup_timer_clear(void)
{
unsigned value;
value = readl(P_ISA_TIMER_MUX);
value &= ~((0x1<<12) | (0x1<<16));
writel(value, P_ISA_TIMER_MUX);
}
static unsigned int detect_key(unsigned int suspend_from)
{
int exit_reason = 0;
unsigned int time_out = readl(AO_DEBUG_REG2);
unsigned time_out_ms = time_out*100;
unsigned int ret;
unsigned *irq = (unsigned *)WAKEUP_SRC_IRQ_ADDR_BASE;
/* unsigned *wakeup_en = (unsigned *)SECURE_TASK_RESPONSE_WAKEUP_EN; */
/* setup wakeup resources*/
/*auto suspend: timerA 10ms resolution*/
if (time_out_ms != 0)
wakeup_timer_setup();
init_remote();
#ifdef CONFIG_CEC_WAKEUP
if (hdmi_cec_func_config & 0x1) {
remote_cec_hw_reset();
cec_node_init();
}
#endif
/* *wakeup_en = 1;*/
do {
#ifdef CONFIG_CEC_WAKEUP
if (irq[IRQ_AO_CEC] == IRQ_AO_CEC_NUM) {
irq[IRQ_AO_CEC] = 0xFFFFFFFF;
if (suspend_from == SYS_POWEROFF)
continue;
if (cec_msg.log_addr) {
if (hdmi_cec_func_config & 0x1) {
cec_handler();
if (cec_msg.cec_power == 0x1) {
/*cec power key*/
exit_reason = CEC_WAKEUP;
break;
}
}
} else if (hdmi_cec_func_config & 0x1)
cec_node_init();
}
#endif
if (irq[IRQ_TIMERA] == IRQ_TIMERA_NUM) {
irq[IRQ_TIMERA] = 0xFFFFFFFF;
if (time_out_ms != 0)
time_out_ms--;
if (time_out_ms == 0) {
wakeup_timer_clear();
exit_reason = AUTO_WAKEUP;
}
}
if (irq[IRQ_AO_IR_DEC] == IRQ_AO_IR_DEC_NUM) {
irq[IRQ_AO_IR_DEC] = 0xFFFFFFFF;
ret = remote_detect_key();
if (ret == 1)
exit_reason = REMOTE_WAKEUP;
if (ret == 2)
exit_reason = REMOTE_CUS_WAKEUP;
}
if (irq[IRQ_AO_GPIO0] == IRQ_AO_GPIO0_NUM) {
irq[IRQ_AO_GPIO0] = 0xFFFFFFFF;
if ((readl(AO_GPIO_I) & (1<<2)) == 0)
exit_reason = POWER_KEY_WAKEUP;
}
if (irq[IRQ_ETH_PHY] == IRQ_ETH_PHY_NUM) {
irq[IRQ_ETH_PHY] = 0xFFFFFFFF;
exit_reason = ETH_PHY_WAKEUP;
}
if (exit_reason)
break;
else
asm volatile("wfi");
} while (1);
wakeup_timer_clear();
return exit_reason;
}
static void pwr_op_init(struct pwr_op *pwr_op)
{
pwr_op->power_off_at_clk81 = power_off_at_clk81;
pwr_op->power_on_at_clk81 = power_on_at_clk81;
pwr_op->power_off_at_24M = power_off_at_24M;
pwr_op->power_on_at_24M = power_on_at_24M;
pwr_op->power_off_at_32k = power_off_at_32k;
pwr_op->power_on_at_32k = power_on_at_32k;
pwr_op->detect_key = detect_key;
pwr_op->get_wakeup_source = get_wakeup_source;
}