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linux-next/arch/arm/mach-iop13xx/tpmi.c
Thomas Gleixner 3b20eb2372 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 320
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 59 temple place suite 330 boston ma 02111
  1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 33 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000435.254582722@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:05 +02:00

245 lines
6.5 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* iop13xx tpmi device resources
* Copyright (c) 2005-2006, Intel Corporation.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <asm/irq.h>
#include <linux/sizes.h>
#include <mach/irqs.h>
/* assumes CONTROLLER_ONLY# is never asserted in the ESSR register */
#define IOP13XX_TPMI_MMR(dev) IOP13XX_REG_ADDR32_PHYS(0x48000 + (dev << 12))
#define IOP13XX_TPMI_MEM(dev) IOP13XX_REG_ADDR32_PHYS(0x60000 + (dev << 13))
#define IOP13XX_TPMI_CTRL(dev) IOP13XX_REG_ADDR32_PHYS(0x50000 + (dev << 10))
#define IOP13XX_TPMI_IOP_CTRL(dev) (IOP13XX_TPMI_CTRL(dev) + 0x2000)
#define IOP13XX_TPMI_MMR_SIZE (SZ_4K - 1)
#define IOP13XX_TPMI_MEM_SIZE (255)
#define IOP13XX_TPMI_MEM_CTRL (SZ_1K - 1)
#define IOP13XX_TPMI_RESOURCE_MMR 0
#define IOP13XX_TPMI_RESOURCE_MEM 1
#define IOP13XX_TPMI_RESOURCE_CTRL 2
#define IOP13XX_TPMI_RESOURCE_IOP_CTRL 3
#define IOP13XX_TPMI_RESOURCE_IRQ 4
static struct resource iop13xx_tpmi_0_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(4), /* tpmi0 starts at dev == 4 */
.end = IOP13XX_TPMI_MMR(4) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(0),
.end = IOP13XX_TPMI_MEM(0) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(0),
.end = IOP13XX_TPMI_CTRL(0) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(0),
.end = IOP13XX_TPMI_IOP_CTRL(0) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI0_OUT,
.end = IRQ_IOP13XX_TPMI0_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_1_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(1),
.end = IOP13XX_TPMI_MMR(1) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(1),
.end = IOP13XX_TPMI_MEM(1) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(1),
.end = IOP13XX_TPMI_CTRL(1) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(1),
.end = IOP13XX_TPMI_IOP_CTRL(1) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI1_OUT,
.end = IRQ_IOP13XX_TPMI1_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_2_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(2),
.end = IOP13XX_TPMI_MMR(2) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(2),
.end = IOP13XX_TPMI_MEM(2) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(2),
.end = IOP13XX_TPMI_CTRL(2) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(2),
.end = IOP13XX_TPMI_IOP_CTRL(2) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI2_OUT,
.end = IRQ_IOP13XX_TPMI2_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_3_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(3),
.end = IOP13XX_TPMI_MMR(3) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(3),
.end = IOP13XX_TPMI_MEM(3) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(3),
.end = IOP13XX_TPMI_CTRL(3) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(3),
.end = IOP13XX_TPMI_IOP_CTRL(3) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI3_OUT,
.end = IRQ_IOP13XX_TPMI3_OUT,
.flags = IORESOURCE_IRQ
}
};
u64 iop13xx_tpmi_mask = DMA_BIT_MASK(32);
static struct platform_device iop13xx_tpmi_0_device = {
.name = "iop-tpmi",
.id = 0,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_0_resources),
.resource = iop13xx_tpmi_0_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct platform_device iop13xx_tpmi_1_device = {
.name = "iop-tpmi",
.id = 1,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_1_resources),
.resource = iop13xx_tpmi_1_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct platform_device iop13xx_tpmi_2_device = {
.name = "iop-tpmi",
.id = 2,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_2_resources),
.resource = iop13xx_tpmi_2_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct platform_device iop13xx_tpmi_3_device = {
.name = "iop-tpmi",
.id = 3,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_3_resources),
.resource = iop13xx_tpmi_3_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
__init void iop13xx_add_tpmi_devices(void)
{
unsigned short device_id;
/* tpmi's not present on iop341 or iop342 */
if (__raw_readl(IOP13XX_ESSR0) & IOP13XX_INTERFACE_SEL_PCIX)
/* ATUE must be present */
device_id = __raw_readw(IOP13XX_ATUE_DID);
else
/* ATUX must be present */
device_id = __raw_readw(IOP13XX_ATUX_DID);
switch (device_id) {
/* iop34[1|2] 0-tpmi */
case 0x3380:
case 0x3384:
case 0x3388:
case 0x338c:
case 0x3382:
case 0x3386:
case 0x338a:
case 0x338e:
return;
/* iop348 1-tpmi */
case 0x3310:
case 0x3312:
case 0x3314:
case 0x3318:
case 0x331a:
case 0x331c:
case 0x33c0:
case 0x33c2:
case 0x33c4:
case 0x33c8:
case 0x33ca:
case 0x33cc:
case 0x33b0:
case 0x33b2:
case 0x33b4:
case 0x33b8:
case 0x33ba:
case 0x33bc:
case 0x3320:
case 0x3322:
case 0x3324:
case 0x3328:
case 0x332a:
case 0x332c:
platform_device_register(&iop13xx_tpmi_0_device);
return;
default:
platform_device_register(&iop13xx_tpmi_0_device);
platform_device_register(&iop13xx_tpmi_1_device);
platform_device_register(&iop13xx_tpmi_2_device);
platform_device_register(&iop13xx_tpmi_3_device);
return;
}
}