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	Update PIC frequency calculation for XLP9XX and 2XX processors using the correct PLL registers. This should work for all possible board configurations. Signed-off-by: Ganesan Ramalingam <ganesanr@broadcom.com> Signed-off-by: Jayachandran C <jchandra@broadcom.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6876/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
		
			
				
	
	
		
			214 lines
		
	
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			214 lines
		
	
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
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 * reserved.
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 *
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 * This software is available to you under a choice of one of two
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 * licenses.  You may choose to be licensed under the terms of the GNU
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 * General Public License (GPL) Version 2, available from the file
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 * COPYING in the main directory of this source tree, or the NetLogic
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 * license below:
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in
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 *    the documentation and/or other materials provided with the
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 *    distribution.
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 *
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 * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef __NLM_HAL_IOMAP_H__
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#define __NLM_HAL_IOMAP_H__
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#define XLP_DEFAULT_IO_BASE		0x18000000
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#define XLP_DEFAULT_PCI_ECFG_BASE	XLP_DEFAULT_IO_BASE
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#define XLP_DEFAULT_PCI_CFG_BASE	0x1c000000
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#define NMI_BASE			0xbfc00000
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#define XLP_IO_CLK			133333333
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#define XLP_PCIE_CFG_SIZE		0x1000		/* 4K */
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#define XLP_PCIE_DEV_BLK_SIZE		(8 * XLP_PCIE_CFG_SIZE)
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#define XLP_PCIE_BUS_BLK_SIZE		(256 * XLP_PCIE_DEV_BLK_SIZE)
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#define XLP_IO_SIZE			(64 << 20)	/* ECFG space size */
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#define XLP_IO_PCI_HDRSZ		0x100
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#define XLP_IO_DEV(node, dev)		((dev) + (node) * 8)
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#define XLP_IO_PCI_OFFSET(b, d, f)	(((b) << 20) | ((d) << 15) | ((f) << 12))
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#define XLP_HDR_OFFSET(node, bus, dev, fn) \
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		XLP_IO_PCI_OFFSET(bus, XLP_IO_DEV(node, dev), fn)
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#define XLP_IO_BRIDGE_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 0, 0)
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/* coherent inter chip */
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#define XLP_IO_CIC0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 0, 1)
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#define XLP_IO_CIC1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 0, 2)
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#define XLP_IO_CIC2_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 0, 3)
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#define XLP_IO_PIC_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 0, 4)
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#define XLP_IO_PCIE_OFFSET(node, i)	XLP_HDR_OFFSET(node, 0, 1, i)
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#define XLP_IO_PCIE0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 1, 0)
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#define XLP_IO_PCIE1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 1, 1)
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#define XLP_IO_PCIE2_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 1, 2)
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#define XLP_IO_PCIE3_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 1, 3)
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#define XLP_IO_USB_OFFSET(node, i)	XLP_HDR_OFFSET(node, 0, 2, i)
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#define XLP_IO_USB_EHCI0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 0)
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#define XLP_IO_USB_OHCI0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 1)
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#define XLP_IO_USB_OHCI1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 2)
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#define XLP_IO_USB_EHCI1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 3)
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#define XLP_IO_USB_OHCI2_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 4)
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#define XLP_IO_USB_OHCI3_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 2, 5)
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#define XLP_IO_SATA_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 3, 2)
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/* XLP2xx has an updated USB block */
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#define XLP2XX_IO_USB_OFFSET(node, i)	XLP_HDR_OFFSET(node, 0, 4, i)
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#define XLP2XX_IO_USB_XHCI0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 4, 1)
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#define XLP2XX_IO_USB_XHCI1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 4, 2)
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#define XLP2XX_IO_USB_XHCI2_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 4, 3)
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#define XLP_IO_NAE_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 3, 0)
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#define XLP_IO_POE_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 3, 1)
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#define XLP_IO_CMS_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 4, 0)
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#define XLP_IO_DMA_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 5, 1)
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#define XLP_IO_SEC_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 5, 2)
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#define XLP_IO_CMP_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 5, 3)
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#define XLP_IO_UART_OFFSET(node, i)	XLP_HDR_OFFSET(node, 0, 6, i)
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#define XLP_IO_UART0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 0)
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#define XLP_IO_UART1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 1)
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#define XLP_IO_I2C_OFFSET(node, i)	XLP_HDR_OFFSET(node, 0, 6, 2 + i)
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#define XLP_IO_I2C0_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 2)
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#define XLP_IO_I2C1_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 3)
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#define XLP_IO_GPIO_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 4)
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/* on 2XX, all I2C busses are on the same block */
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#define XLP2XX_IO_I2C_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 7)
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/* system management */
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#define XLP_IO_SYS_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 6, 5)
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#define XLP_IO_JTAG_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 6, 6)
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/* Flash */
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#define XLP_IO_NOR_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 7, 0)
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#define XLP_IO_NAND_OFFSET(node)	XLP_HDR_OFFSET(node, 0, 7, 1)
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#define XLP_IO_SPI_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 7, 2)
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#define XLP_IO_MMC_OFFSET(node)		XLP_HDR_OFFSET(node, 0, 7, 3)
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/* Things have changed drastically in XLP 9XX */
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#define XLP9XX_HDR_OFFSET(n, d, f)	\
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			XLP_IO_PCI_OFFSET(xlp9xx_get_socbus(n), d, f)
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#define XLP9XX_IO_BRIDGE_OFFSET(node)	XLP_IO_PCI_OFFSET(0, 0, node)
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#define XLP9XX_IO_PIC_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 2, 0)
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#define XLP9XX_IO_UART_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 2, 2)
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#define XLP9XX_IO_SYS_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 6, 0)
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#define XLP9XX_IO_FUSE_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 6, 1)
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#define XLP9XX_IO_CLOCK_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 6, 2)
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#define XLP9XX_IO_POWER_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 6, 3)
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#define XLP9XX_IO_JTAG_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 6, 4)
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#define XLP9XX_IO_PCIE_OFFSET(node, i)	XLP9XX_HDR_OFFSET(node, 1, i)
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#define XLP9XX_IO_PCIE0_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 1, 0)
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#define XLP9XX_IO_PCIE2_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 1, 2)
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#define XLP9XX_IO_PCIE3_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 1, 3)
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/* XLP9xx USB block */
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#define XLP9XX_IO_USB_OFFSET(node, i)		XLP9XX_HDR_OFFSET(node, 4, i)
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#define XLP9XX_IO_USB_XHCI0_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 4, 1)
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#define XLP9XX_IO_USB_XHCI1_OFFSET(node)	XLP9XX_HDR_OFFSET(node, 4, 2)
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/* XLP9XX on-chip SATA controller */
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#define XLP9XX_IO_SATA_OFFSET(node)		XLP9XX_HDR_OFFSET(node, 3, 2)
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/* Flash */
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#define XLP9XX_IO_NOR_OFFSET(node)		XLP9XX_HDR_OFFSET(node, 7, 0)
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#define XLP9XX_IO_NAND_OFFSET(node)		XLP9XX_HDR_OFFSET(node, 7, 1)
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#define XLP9XX_IO_SPI_OFFSET(node)		XLP9XX_HDR_OFFSET(node, 7, 2)
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#define XLP9XX_IO_MMC_OFFSET(node)		XLP9XX_HDR_OFFSET(node, 7, 3)
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/* PCI config header register id's */
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#define XLP_PCI_CFGREG0			0x00
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#define XLP_PCI_CFGREG1			0x01
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#define XLP_PCI_CFGREG2			0x02
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#define XLP_PCI_CFGREG3			0x03
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#define XLP_PCI_CFGREG4			0x04
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#define XLP_PCI_CFGREG5			0x05
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#define XLP_PCI_DEVINFO_REG0		0x30
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#define XLP_PCI_DEVINFO_REG1		0x31
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#define XLP_PCI_DEVINFO_REG2		0x32
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#define XLP_PCI_DEVINFO_REG3		0x33
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#define XLP_PCI_DEVINFO_REG4		0x34
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#define XLP_PCI_DEVINFO_REG5		0x35
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#define XLP_PCI_DEVINFO_REG6		0x36
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#define XLP_PCI_DEVINFO_REG7		0x37
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#define XLP_PCI_DEVSCRATCH_REG0		0x38
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#define XLP_PCI_DEVSCRATCH_REG1		0x39
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#define XLP_PCI_DEVSCRATCH_REG2		0x3a
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#define XLP_PCI_DEVSCRATCH_REG3		0x3b
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#define XLP_PCI_MSGSTN_REG		0x3c
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#define XLP_PCI_IRTINFO_REG		0x3d
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#define XLP_PCI_UCODEINFO_REG		0x3e
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#define XLP_PCI_SBB_WT_REG		0x3f
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/* PCI IDs for SoC device */
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#define PCI_VENDOR_NETLOGIC		0x184e
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#define PCI_DEVICE_ID_NLM_ROOT		0x1001
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#define PCI_DEVICE_ID_NLM_ICI		0x1002
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#define PCI_DEVICE_ID_NLM_PIC		0x1003
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#define PCI_DEVICE_ID_NLM_PCIE		0x1004
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#define PCI_DEVICE_ID_NLM_EHCI		0x1007
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#define PCI_DEVICE_ID_NLM_OHCI		0x1008
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#define PCI_DEVICE_ID_NLM_NAE		0x1009
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#define PCI_DEVICE_ID_NLM_POE		0x100A
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#define PCI_DEVICE_ID_NLM_FMN		0x100B
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#define PCI_DEVICE_ID_NLM_RAID		0x100D
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#define PCI_DEVICE_ID_NLM_SAE		0x100D
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#define PCI_DEVICE_ID_NLM_RSA		0x100E
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#define PCI_DEVICE_ID_NLM_CMP		0x100F
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#define PCI_DEVICE_ID_NLM_UART		0x1010
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#define PCI_DEVICE_ID_NLM_I2C		0x1011
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#define PCI_DEVICE_ID_NLM_NOR		0x1015
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#define PCI_DEVICE_ID_NLM_NAND		0x1016
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#define PCI_DEVICE_ID_NLM_MMC		0x1018
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#define PCI_DEVICE_ID_NLM_SATA		0x101A
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#define PCI_DEVICE_ID_NLM_XHCI		0x101D
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#define PCI_DEVICE_ID_XLP9XX_MMC	0x9018
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#define PCI_DEVICE_ID_XLP9XX_SATA	0x901A
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#define PCI_DEVICE_ID_XLP9XX_XHCI	0x901D
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#ifndef __ASSEMBLY__
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#define nlm_read_pci_reg(b, r)		nlm_read_reg(b, r)
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#define nlm_write_pci_reg(b, r, v)	nlm_write_reg(b, r, v)
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static inline int xlp9xx_get_socbus(int node)
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{
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	uint64_t socbridge;
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	if (node == 0)
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		return 1;
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	socbridge = nlm_pcicfg_base(XLP9XX_IO_BRIDGE_OFFSET(node));
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	return (nlm_read_pci_reg(socbridge, 0x6) >> 8) & 0xff;
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}
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#endif /* !__ASSEMBLY */
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#endif /* __NLM_HAL_IOMAP_H__ */
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