MA-20141 imx8m: enable alarm when shutdown

Enable SNVS_LPCR_LPTA_EN and SNVS_LPCR_LPWUI_EN during shutdown proces. Change-Id: I566ce759ce7d121a476209836429aeee07cfe49d Signed-off-by: Ji Luo <ji.luo@nxp.com>
varigit · Mar 21, 2023 · 4fe65a0 · 4fe65a0
1 parent fc4ccf3
commit 4fe65a0
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Showing 5 changed files with 10 additions and 1 deletion.
diff --git a/plat/imx/imx8m/imx8m_psci_common.c b/plat/imx/imx8m/imx8m_psci_common.c
@@ -251,7 +251,8 @@ void __dead2 imx_system_off(void)
 	uint32_t val;
 
 	val = mmio_read_32(IMX_SNVS_BASE + SNVS_LPCR);
-	val |= SNVS_LPCR_SRTC_ENV | SNVS_LPCR_DP_EN | SNVS_LPCR_TOP;
+	val |= SNVS_LPCR_SRTC_ENV | SNVS_LPCR_DP_EN | SNVS_LPCR_TOP |
+		SNVS_LPCR_LPTA_EN | SNVS_LPCR_LPWUI_EN;
 	mmio_write_32(IMX_SNVS_BASE + SNVS_LPCR, val);
 
 	while (1)

diff --git a/plat/imx/imx8m/imx8mm/include/platform_def.h b/plat/imx/imx8m/imx8mm/include/platform_def.h
@@ -153,6 +153,8 @@
 
 #define SNVS_LPCR			U(0x38)
 #define SNVS_LPCR_SRTC_ENV		BIT(0)
+#define SNVS_LPCR_LPTA_EN		BIT(1)
+#define SNVS_LPCR_LPWUI_EN		BIT(3)
 #define SNVS_LPCR_DP_EN			BIT(5)
 #define SNVS_LPCR_TOP			BIT(6)
 

diff --git a/plat/imx/imx8m/imx8mn/include/platform_def.h b/plat/imx/imx8m/imx8mn/include/platform_def.h
@@ -130,6 +130,8 @@
 
 #define SNVS_LPCR			U(0x38)
 #define SNVS_LPCR_SRTC_ENV		BIT(0)
+#define SNVS_LPCR_LPTA_EN		BIT(1)
+#define SNVS_LPCR_LPWUI_EN		BIT(3)
 #define SNVS_LPCR_DP_EN			BIT(5)
 #define SNVS_LPCR_TOP			BIT(6)
 

diff --git a/plat/imx/imx8m/imx8mp/include/platform_def.h b/plat/imx/imx8m/imx8mp/include/platform_def.h
@@ -167,6 +167,8 @@
 
 #define SNVS_LPCR			U(0x38)
 #define SNVS_LPCR_SRTC_ENV		BIT(0)
+#define SNVS_LPCR_LPTA_EN		BIT(1)
+#define SNVS_LPCR_LPWUI_EN		BIT(3)
 #define SNVS_LPCR_DP_EN			BIT(5)
 #define SNVS_LPCR_TOP			BIT(6)
 

diff --git a/plat/imx/imx8m/imx8mq/include/platform_def.h b/plat/imx/imx8m/imx8mq/include/platform_def.h
@@ -129,6 +129,8 @@
 
 #define SNVS_LPCR			U(0x38)
 #define SNVS_LPCR_SRTC_ENV		BIT(0)
+#define SNVS_LPCR_LPTA_EN		BIT(1)
+#define SNVS_LPCR_LPWUI_EN		BIT(3)
 #define SNVS_LPCR_DP_EN			BIT(5)
 #define SNVS_LPCR_TOP			BIT(6)