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Message-Id: <20240226165321.91976-2-eajames@linux.ibm.com>
Date: Mon, 26 Feb 2024 10:52:51 -0600
From: Eddie James <eajames@...ux.ibm.com>
To: linux-fsi@...ts.ozlabs.org
Cc: linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
devicetree@...r.kernel.org, andi.shyti@...nel.org,
eajames@...ux.ibm.com, alistair@...ple.id.au, joel@....id.au,
jk@...abs.org, robh@...nel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, lakshmiy@...ibmcom
Subject: [PATCH v2 01/31] fsi: Move slave definitions to fsi-slave.h
Master drivers may need access to the slave definitions.
Signed-off-by: Eddie James <eajames@...ux.ibm.com>
---
drivers/fsi/fsi-core.c | 35 -----------------
drivers/fsi/fsi-slave.h | 84 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 84 insertions(+), 35 deletions(-)
diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c
index 097d5a780264..7bf0c96fc017 100644
--- a/drivers/fsi/fsi-core.c
+++ b/drivers/fsi/fsi-core.c
@@ -45,41 +45,6 @@
static const int engine_page_size = 0x400;
-#define FSI_SLAVE_BASE 0x800
-
-/*
- * FSI slave engine control register offsets
- */
-#define FSI_SMODE 0x0 /* R/W: Mode register */
-#define FSI_SISC 0x8 /* R/W: Interrupt condition */
-#define FSI_SSTAT 0x14 /* R : Slave status */
-#define FSI_SLBUS 0x30 /* W : LBUS Ownership */
-#define FSI_LLMODE 0x100 /* R/W: Link layer mode register */
-
-/*
- * SMODE fields
- */
-#define FSI_SMODE_WSC 0x80000000 /* Warm start done */
-#define FSI_SMODE_ECRC 0x20000000 /* Hw CRC check */
-#define FSI_SMODE_SID_SHIFT 24 /* ID shift */
-#define FSI_SMODE_SID_MASK 3 /* ID Mask */
-#define FSI_SMODE_ED_SHIFT 20 /* Echo delay shift */
-#define FSI_SMODE_ED_MASK 0xf /* Echo delay mask */
-#define FSI_SMODE_SD_SHIFT 16 /* Send delay shift */
-#define FSI_SMODE_SD_MASK 0xf /* Send delay mask */
-#define FSI_SMODE_LBCRR_SHIFT 8 /* Clk ratio shift */
-#define FSI_SMODE_LBCRR_MASK 0xf /* Clk ratio mask */
-
-/*
- * SLBUS fields
- */
-#define FSI_SLBUS_FORCE 0x80000000 /* Force LBUS ownership */
-
-/*
- * LLMODE fields
- */
-#define FSI_LLMODE_ASYNC 0x1
-
#define FSI_SLAVE_SIZE_23b 0x800000
static DEFINE_IDA(master_ida);
diff --git a/drivers/fsi/fsi-slave.h b/drivers/fsi/fsi-slave.h
index 1d63a585829d..dba65bd4e083 100644
--- a/drivers/fsi/fsi-slave.h
+++ b/drivers/fsi/fsi-slave.h
@@ -7,6 +7,90 @@
#include <linux/cdev.h>
#include <linux/device.h>
+#define FSI_SLAVE_BASE 0x800
+
+/*
+ * FSI slave engine control register offsets
+ */
+#define FSI_SMODE 0x0 /* R/W: Mode register */
+#define FSI_SISC 0x8 /* R : Interrupt condition */
+#define FSI_SCISC 0x8 /* C : Clear interrupt condition */
+#define FSI_SISM 0xc /* R/W: Interrupt mask */
+#define FSI_SISS 0x10 /* R : Interrupt status */
+#define FSI_SSISM 0x10 /* S : Set interrupt mask */
+#define FSI_SCISM 0x14 /* C : Clear interrupt mask */
+#define FSI_SSTAT 0x14 /* R : Slave status */
+#define FSI_SI1S 0x1c /* R : Slave interrupt 1 status */
+#define FSI_SSI1M 0x1c /* S : Set slave interrupt 1 mask */
+#define FSI_SCI1M 0x20 /* C : Clear slave interrupt 1 mask */
+#define FSI_SLBUS 0x30 /* W : LBUS Ownership */
+#define FSI_SRSIC0 0x68 /* C : Clear remote interrupt condition */
+#define FSI_SRSIC4 0x6c /* C : Clear remote interrupt condition */
+#define FSI_SRSIM0 0x70 /* R/W: Remote interrupt mask */
+#define FSI_SRSIM4 0x74 /* R/W: Remote interrupt mask */
+#define FSI_SRSIS0 0x78 /* R : Remote interrupt status */
+#define FSI_SRSIS4 0x7c /* R : Remote interrupt status */
+#define FSI_LLMODE 0x100 /* R/W: Link layer mode register */
+
+/*
+ * SMODE fields
+ */
+#define FSI_SMODE_WSC 0x80000000 /* Warm start done */
+#define FSI_SMODE_ECRC 0x20000000 /* Hw CRC check */
+#define FSI_SMODE_SID_SHIFT 24 /* ID shift */
+#define FSI_SMODE_SID_MASK 3 /* ID Mask */
+#define FSI_SMODE_ED_SHIFT 20 /* Echo delay shift */
+#define FSI_SMODE_ED_MASK 0xf /* Echo delay mask */
+#define FSI_SMODE_SD_SHIFT 16 /* Send delay shift */
+#define FSI_SMODE_SD_MASK 0xf /* Send delay mask */
+#define FSI_SMODE_LBCRR_SHIFT 8 /* Clk ratio shift */
+#define FSI_SMODE_LBCRR_MASK 0xf /* Clk ratio mask */
+
+/*
+ * SISS fields
+ */
+#define FSI_SISS_CRC_ERROR BIT(31)
+#define FSI_SISS_PROTO_ERROR BIT(30)
+#define FSI_SISS_LBUS_PARITY_ERROR BIT(29)
+#define FSI_SISS_LBUS_PROTO_ERROR BIT(28)
+#define FSI_SISS_ACCESS_ERROR BIT(27)
+#define FSI_SISS_LBUS_OWNERSHIP_ERROR BIT(26)
+#define FSI_SISS_LBUS_OWNERSHIP_CHANGE BIT(25)
+#define FSI_SISS_ASYNC_MODE_ERROR BIT(14)
+#define FSI_SISS_OPB_ACCESS_ERROR BIT(13)
+#define FSI_SISS_OPB_FENCED BIT(12)
+#define FSI_SISS_OPB_PARITY_ERROR BIT(11)
+#define FSI_SISS_OPB_PROTO_ERROR BIT(10)
+#define FSI_SISS_OPB_TIMEOUT BIT(9)
+#define FSI_SISS_OPB_ERROR_ACK BIT(8)
+#define FSI_SISS_MFSI_MASTER_ERROR BIT(3)
+#define FSI_SISS_MFSI_PORT_ERROR BIT(2)
+#define FSI_SISS_MFSI_HP BIT(1)
+#define FSI_SISS_MFSI_CR_PARITY_ERROR BIT(0)
+#define FSI_SISS_ALL 0xfe007f00
+
+/*
+ * SI1S fields
+ */
+#define FSI_SI1S_SLAVE_BIT 31
+#define FSI_SI1S_SHIFT_BIT 30
+#define FSI_SI1S_SCOM_BIT 29
+#define FSI_SI1S_SCRATCH_BIT 28
+#define FSI_SI1S_I2C_BIT 27
+#define FSI_SI1S_SPI_BIT 26
+#define FSI_SI1S_SBEFIFO_BIT 25
+#define FSI_SI1S_MBOX_BIT 24
+
+/*
+ * SLBUS fields
+ */
+#define FSI_SLBUS_FORCE 0x80000000 /* Force LBUS ownership */
+
+/*
+ * LLMODE fields
+ */
+#define FSI_LLMODE_ASYNC 0x1
+
struct fsi_master;
struct fsi_slave {
--
2.39.3
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