From: Fabien Dessenne <fabien.dessenne@st.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 2/6] stm32mp1: declare backup registers for coprocessor
Date: Wed, 30 Oct 2019 14:38:29 +0100 [thread overview]
Message-ID: <1572442713-26353-3-git-send-email-fabien.dessenne@st.com> (raw)
In-Reply-To: <1572442713-26353-1-git-send-email-fabien.dessenne@st.com>
Use the backup register #17 as coprocessor resource table address and
backup register #18 as coprocessor state.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
---
arch/arm/mach-stm32mp/include/mach/stm32.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/mach-stm32mp/include/mach/stm32.h b/arch/arm/mach-stm32mp/include/mach/stm32.h
index b3e9ccc..88126b8 100644
--- a/arch/arm/mach-stm32mp/include/mach/stm32.h
+++ b/arch/arm/mach-stm32mp/include/mach/stm32.h
@@ -86,9 +86,18 @@ enum boot_device {
#define TAMP_BACKUP_REGISTER(x) (STM32_TAMP_BASE + 0x100 + 4 * x)
#define TAMP_BACKUP_MAGIC_NUMBER TAMP_BACKUP_REGISTER(4)
#define TAMP_BACKUP_BRANCH_ADDRESS TAMP_BACKUP_REGISTER(5)
+#define TAMP_COPRO_RSC_TBL_ADDRESS TAMP_BACKUP_REGISTER(17)
+#define TAMP_COPRO_STATE TAMP_BACKUP_REGISTER(18)
#define TAMP_BOOT_CONTEXT TAMP_BACKUP_REGISTER(20)
#define TAMP_BOOTCOUNT TAMP_BACKUP_REGISTER(21)
+#define TAMP_COPRO_STATE_OFF 0
+#define TAMP_COPRO_STATE_INIT 1
+#define TAMP_COPRO_STATE_CRUN 2
+#define TAMP_COPRO_STATE_CSTOP 3
+#define TAMP_COPRO_STATE_STANDBY 4
+#define TAMP_COPRO_STATE_CRASH 5
+
#define TAMP_BOOT_MODE_MASK GENMASK(15, 8)
#define TAMP_BOOT_MODE_SHIFT 8
#define TAMP_BOOT_DEVICE_MASK GENMASK(7, 4)
--
2.7.4
next prev parent reply other threads:[~2019-10-30 13:38 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-30 13:38 [U-Boot] [PATCH v2 0/6] remoteproc: add elf resource table loader Fabien Dessenne
2019-10-30 13:38 ` [U-Boot] [PATCH v2 1/6] remoteproc: elf_loader: Add elf resource table load support Fabien Dessenne
2019-11-25 17:04 ` Patrick DELAUNAY
2019-11-26 3:14 ` Lokesh Vutla
2020-01-08 20:11 ` Tom Rini
2019-10-30 13:38 ` Fabien Dessenne [this message]
2019-11-25 16:54 ` [U-Boot] [PATCH v2 2/6] stm32mp1: declare backup registers for coprocessor Patrick DELAUNAY
2020-01-08 20:11 ` Tom Rini
2019-10-30 13:38 ` [U-Boot] [PATCH v2 3/6] stm32mp1: reset coprocessor status at cold boot Fabien Dessenne
2019-11-25 16:55 ` Patrick DELAUNAY
2020-01-08 20:11 ` Tom Rini
2019-10-30 13:38 ` [U-Boot] [PATCH v2 4/6] remoteproc: stm32: track the coprocessor state in a backup register Fabien Dessenne
2019-11-25 16:56 ` Patrick DELAUNAY
2020-01-08 20:12 ` Tom Rini
2019-10-30 13:38 ` [U-Boot] [PATCH v2 5/6] stm32mp1: remove copro_state environment variable Fabien Dessenne
2019-11-25 16:56 ` Patrick DELAUNAY
2020-01-08 20:12 ` Tom Rini
2019-10-30 13:38 ` [U-Boot] [PATCH v2 6/6] remoteproc: stm32: load resource table from firmware Fabien Dessenne
2019-11-25 16:56 ` Patrick DELAUNAY
2020-01-08 20:12 ` Tom Rini
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