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rockchip: rk356x: setting ebc priority to 0x3 

Enable all power domain except npu and gpu.

Signed-off-by: Tang Yun ping <typ@rock-chips.com>
Change-Id: I3757b8770b6d5a2a96b9d0945bbe536b6d387741
This commit is contained in:
Tang Yun ping 2020-12-26 11:42:40 +08:00 committed by Jianhong Chen
parent bee25ee674
commit 9ff9a8fead
1 changed files with 60 additions and 0 deletions
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60
arch/arm/mach-rockchip/rk3568/rk3568.c
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@ -39,6 +39,14 @@ DECLARE_GLOBAL_DATA_PTR;
#define CPU_GRF_BASE 0xfdc30000
#define GRF_CORE_PVTPLL_CON0 (0x10)
#define PMU_PWR_GATE_SFTCON (0xA0)
#define PMU_PWR_DWN_ST (0x98)
#define PMU_BUS_IDLE_SFTCON0 (0x50)
#define PMU_BUS_IDLE_ST (0x68)
#define PMU_BUS_IDLE_ACK (0x60)
#define EBC_PRIORITY_REG (0xfe158008)
enum {
/* PMU_GRF_GPIO0C_IOMUX_L */
GPIO0C1_SHIFT = 4,
@ -730,6 +738,54 @@ void board_debug_uart_init(void)
#endif
}
#if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD)
static void qos_priority_init(void)
{
u32 delay;
/* enable all pd except npu and gpu */
writel(0xffff0000 & ~(BIT(0 + 16) | BIT(1 + 16)),
PMU_BASE_ADDR + PMU_PWR_GATE_SFTCON);
delay = 1000;
do {
udelay(1);
delay--;
if (delay == 0) {
printf("Fail to set domain.");
hang();
}
} while (readl(PMU_BASE_ADDR + PMU_PWR_DWN_ST) & ~(BIT(0) | BIT(1)));
/* release all idle request except npu and gpu */
writel(0xffff0000 & ~(BIT(1 + 16) | BIT(2 + 16)),
PMU_BASE_ADDR + PMU_BUS_IDLE_SFTCON0);
delay = 1000;
/* wait ack status */
do {
udelay(1);
delay--;
if (delay == 0) {
printf("Fail to get ack on domain.\n");
hang();
}
} while (readl(PMU_BASE_ADDR + PMU_BUS_IDLE_ACK) & ~(BIT(1) | BIT(2)));
delay = 1000;
/* wait idle status */
do {
udelay(1);
delay--;
if (delay == 0) {
printf("Fail to set idle on domain.\n");
hang();
}
} while (readl(PMU_BASE_ADDR + PMU_BUS_IDLE_ST) & ~(BIT(1) | BIT(2)));
writel(0x303, EBC_PRIORITY_REG);
}
#endif
int arch_cpu_init(void)
{
#ifdef CONFIG_SPL_BUILD
@ -765,6 +821,10 @@ int arch_cpu_init(void)
/* Set core pvtpll ring length */
writel(0x00ff002b, CPU_GRF_BASE + GRF_CORE_PVTPLL_CON0);
#ifndef CONFIG_TPL_BUILD
qos_priority_init();
#endif
#endif
return 0;