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rockchip: rk3588: Use hptimer reg names in rockchip_stimer_init

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Define constants for hptimer reg names and use them instead of magic
numbers in rockchip_stimer_init().

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Jonas Karlman
2025-04-06 00:24:22 +00:00
committed by Kever Yang
parent 8a20f1f09f
commit 1fd1ec5773
1 changed files with 13 additions and 6 deletions
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19
arch/arm/mach-rockchip/rk3588/rk3588.c
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@@ -116,18 +116,25 @@ void board_debug_uart_init(void)
}
#ifdef CONFIG_XPL_BUILD
#define HP_TIMER_BASE CONFIG_ROCKCHIP_STIMER_BASE
#define HP_CTRL_REG 0x04
#define TIMER_EN BIT(0)
#define HP_LOAD_COUNT0_REG 0x14
#define HP_LOAD_COUNT1_REG 0x18
void rockchip_stimer_init(void)
{
/* If Timer already enabled, don't re-init it */
u32 reg = readl(CONFIG_ROCKCHIP_STIMER_BASE + 0x4);
u32 reg = readl(HP_TIMER_BASE + HP_CTRL_REG);
if (reg & 0x1)
if (reg & TIMER_EN)
return;
asm volatile("msr CNTFRQ_EL0, %0" : : "r" (CONFIG_COUNTER_FREQUENCY));
writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 0x14);
writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 0x18);
writel(0x1, CONFIG_ROCKCHIP_STIMER_BASE + 0x4);
asm volatile("msr cntfrq_el0, %0" : : "r" (CONFIG_COUNTER_FREQUENCY));
writel(0xffffffff, HP_TIMER_BASE + HP_LOAD_COUNT0_REG);
writel(0xffffffff, HP_TIMER_BASE + HP_LOAD_COUNT1_REG);
writel(TIMER_EN, HP_TIMER_BASE + HP_CTRL_REG);
}
#endif