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acp_7_x: clk: enable tick counter in D0 sequence #11177

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Merged
kv2019i merged 1 commit into from
Sep 8, 2026
Merged

acp_7_x: clk: enable tick counter in D0 sequence #11177

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2 changes: 2 additions & 0 deletions src/platform/amd/acp_7_x/include/platform/platform.h
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,8 @@ struct timer;
/* debug offset */
#define ACP_SOF_FW_STATUS 0

void acp_clk_tick_cnt_enable(void);

/* Platform defined panic code */
static inline void platform_panic(uint32_t p)
{
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12 changes: 12 additions & 0 deletions src/platform/amd/acp_7_x/lib/clk.c
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Expand Up @@ -218,6 +218,18 @@ uint32_t mp1_mailbox_send(uint32_t _reg_id, uint32_t _value)
return resp;
}

void acp_clk_tick_cnt_enable(void)
{
clk_tick_cnt_config_reg_t clk_tick_config;

clk_tick_config.u32All = acp_reg_read_via_smn(
CLK_TICK_CNT_CONFIG_REG, sizeof(uint32_t));
clk_tick_config.bitfields.TIMER_ENABLE = 1;
clk_tick_config.bitfields.TIMER_THRESHOLD = 0x1E0;
acp_reg_write_via_smn(CLK_TICK_CNT_CONFIG_REG,
clk_tick_config.u32All, sizeof(uint32_t));
}

void acp_clk_d0_sequence(uint32_t clock_freq)
{
/* Send message to PMFW to power on Audio PLL */
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1 change: 1 addition & 0 deletions src/platform/amd/acp_7_x/platform.c
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Expand Up @@ -149,6 +149,7 @@ int platform_init(struct sof *sof)

/*CONFIG_SYSTICK_PERIOD hardcoded as 200000*/
sa_init(sof, 200000);
acp_clk_tick_cnt_enable();
clock_set_freq(CLK_CPU(cpu_get_id()), CLK_MAX_CPU_HZ);
/* init DMA */
ret = dmac_init(sof);
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