Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 162 insertions, 0 deletions

diff --git a/drivers/ipack/carriers/tpci200.h b/drivers/ipack/carriers/tpci200.h
new file mode 100644
index 0000000000..e79ac64abc
--- /dev/null
+++ b/drivers/ipack/carriers/tpci200.h
@@ -0,0 +1,162 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * driver for the carrier TEWS TPCI-200
+ *
+ * Copyright (C) 2009-2012 CERN (www.cern.ch)
+ * Author: Nicolas Serafini, EIC2 SA
+ * Author: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
+ */
+
+#ifndef _TPCI200_H_
+#define _TPCI200_H_
+
+#include <linux/limits.h>
+#include <linux/pci.h>
+#include <linux/spinlock.h>
+#include <linux/swab.h>
+#include <linux/io.h>
+#include <linux/ipack.h>
+
+#define TPCI200_NB_SLOT               0x4
+#define TPCI200_NB_BAR                0x6
+
+#define TPCI200_VENDOR_ID             0x1498
+#define TPCI200_DEVICE_ID             0x30C8
+#define TPCI200_SUBVENDOR_ID          0x1498
+#define TPCI200_SUBDEVICE_ID          0x300A
+
+#define TPCI200_CFG_MEM_BAR           0
+#define TPCI200_IP_INTERFACE_BAR      2
+#define TPCI200_IO_ID_INT_SPACES_BAR  3
+#define TPCI200_MEM16_SPACE_BAR       4
+#define TPCI200_MEM8_SPACE_BAR        5
+
+struct tpci200_regs {
+	__le16	revision;
+	/* writes to control should occur with the mutex held to protect
+	 * read-modify-write operations */
+	__le16  control[4];
+	__le16	reset;
+	__le16	status;
+	u8	reserved[242];
+} __packed;
+
+#define TPCI200_IFACE_SIZE            0x100
+
+#define TPCI200_IO_SPACE_OFF          0x0000
+#define TPCI200_IO_SPACE_INTERVAL     0x0100
+#define TPCI200_IO_SPACE_SIZE         0x0080
+#define TPCI200_ID_SPACE_OFF          0x0080
+#define TPCI200_ID_SPACE_INTERVAL     0x0100
+#define TPCI200_ID_SPACE_SIZE         0x0040
+#define TPCI200_INT_SPACE_OFF         0x00C0
+#define TPCI200_INT_SPACE_INTERVAL    0x0100
+#define TPCI200_INT_SPACE_SIZE        0x0040
+#define TPCI200_IOIDINT_SIZE          0x0400
+
+#define TPCI200_MEM8_SPACE_INTERVAL   0x00400000
+#define TPCI200_MEM8_SPACE_SIZE       0x00400000
+#define TPCI200_MEM16_SPACE_INTERVAL  0x00800000
+#define TPCI200_MEM16_SPACE_SIZE      0x00800000
+
+/* control field in tpci200_regs */
+#define TPCI200_INT0_EN               0x0040
+#define TPCI200_INT1_EN               0x0080
+#define TPCI200_INT0_EDGE             0x0010
+#define TPCI200_INT1_EDGE             0x0020
+#define TPCI200_ERR_INT_EN            0x0008
+#define TPCI200_TIME_INT_EN           0x0004
+#define TPCI200_RECOVER_EN            0x0002
+#define TPCI200_CLK32                 0x0001
+
+/* reset field in tpci200_regs */
+#define TPCI200_A_RESET               0x0001
+#define TPCI200_B_RESET               0x0002
+#define TPCI200_C_RESET               0x0004
+#define TPCI200_D_RESET               0x0008
+
+/* status field in tpci200_regs */
+#define TPCI200_A_TIMEOUT             0x1000
+#define TPCI200_B_TIMEOUT             0x2000
+#define TPCI200_C_TIMEOUT             0x4000
+#define TPCI200_D_TIMEOUT             0x8000
+
+#define TPCI200_A_ERROR               0x0100
+#define TPCI200_B_ERROR               0x0200
+#define TPCI200_C_ERROR               0x0400
+#define TPCI200_D_ERROR               0x0800
+
+#define TPCI200_A_INT0                0x0001
+#define TPCI200_A_INT1                0x0002
+#define TPCI200_B_INT0                0x0004
+#define TPCI200_B_INT1                0x0008
+#define TPCI200_C_INT0                0x0010
+#define TPCI200_C_INT1                0x0020
+#define TPCI200_D_INT0                0x0040
+#define TPCI200_D_INT1                0x0080
+
+#define TPCI200_SLOT_INT_MASK         0x00FF
+
+/* PCI Configuration registers. The PCI bridge is a PLX Technology PCI9030. */
+#define LAS1_DESC		      0x2C
+#define LAS2_DESC		      0x30
+
+/* Bits in the LAS?_DESC registers */
+#define LAS_BIT_BIGENDIAN	      24
+
+#define VME_IOID_SPACE  "IOID"
+#define VME_MEM_SPACE  "MEM"
+
+/**
+ * struct slot_irq - slot IRQ definition.
+ * @vector	Vector number
+ * @handler	Handler called when IRQ arrives
+ * @arg		Handler argument
+ *
+ */
+struct slot_irq {
+	struct ipack_device *holder;
+	int		vector;
+	irqreturn_t	(*handler)(void *);
+	void		*arg;
+};
+
+/**
+ * struct tpci200_slot - data specific to the tpci200 slot.
+ * @slot_id	Slot identification gived to external interface
+ * @irq		Slot IRQ infos
+ * @io_phys	IO physical base address register of the slot
+ * @id_phys	ID physical base address register of the slot
+ * @int_phys	INT physical base address register of the slot
+ * @mem_phys	MEM physical base address register of the slot
+ *
+ */
+struct tpci200_slot {
+	struct slot_irq	    *irq;
+};
+
+/**
+ * struct tpci200_infos - informations specific of the TPCI200 tpci200.
+ * @pci_dev		PCI device
+ * @interface_regs	Pointer to IP interface space (Bar 2)
+ * @ioidint_space	Pointer to IP ID, IO and INT space (Bar 3)
+ * @mem8_space		Pointer to MEM space (Bar 4)
+ *
+ */
+struct tpci200_infos {
+	struct pci_dev			*pdev;
+	struct pci_device_id		*id_table;
+	struct tpci200_regs __iomem	*interface_regs;
+	void __iomem			*cfg_regs;
+	struct ipack_bus_device		*ipack_bus;
+};
+struct tpci200_board {
+	unsigned int		number;
+	struct mutex		mutex;
+	spinlock_t		regs_lock;
+	struct tpci200_slot	*slots;
+	struct tpci200_infos	*info;
+	phys_addr_t             mod_mem[IPACK_SPACE_COUNT];
+};
+
+#endif /* _TPCI200_H_ */