2c1e7a89ea
so that it isn't exposured unless needed. In particular this means that it's easier to tune the memory layout based on board details. While here, remove inclusion of <machine/intr.h> from mvreg.h. This also contains exposure to SoC specifics in MI drivers, because NIRQ depends on the SoC.
273 lines
8.3 KiB
C
273 lines
8.3 KiB
C
/*-
|
|
* Copyright (C) 2008 MARVELL INTERNATIONAL LTD.
|
|
* All rights reserved.
|
|
*
|
|
* Developed by Semihalf.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of MARVELL nor the names of contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/bus.h>
|
|
|
|
#include <machine/bus.h>
|
|
|
|
#include <arm/mv/mvreg.h>
|
|
#include <arm/mv/mvvar.h>
|
|
#include <arm/mv/mvwin.h>
|
|
|
|
#define _MV_PCIE_MAX_PORT 8
|
|
|
|
#define _MV_PCIE_IO_SIZE (MV_PCIE_IO_SIZE / _MV_PCIE_MAX_PORT)
|
|
#define _MV_PCIE_MEM_SIZE (MV_PCIE_MEM_SIZE / _MV_PCIE_MAX_PORT)
|
|
|
|
#define _MV_PCIE_IO(n) (MV_PCIE_IO_BASE + ((n) * _MV_PCIE_IO_SIZE))
|
|
#define _MV_PCIE_MEM(n) (MV_PCIE_MEM_BASE + ((n) * _MV_PCIE_MEM_SIZE))
|
|
|
|
#define _MV_PCIE_IO_PHYS(n) (MV_PCIE_IO_PHYS_BASE + ((n) * _MV_PCIE_IO_SIZE))
|
|
#define _MV_PCIE_MEM_PHYS(n) (MV_PCIE_MEM_PHYS_BASE + ((n) * _MV_PCIE_MEM_SIZE))
|
|
|
|
/*
|
|
* Note the 'pcib' devices are not declared in the obio_devices[]: due to the
|
|
* much more complex configuration schemes allowed, specifically of the
|
|
* PCI-Express (multiple lanes width per port configured dynamically etc.) it
|
|
* is better and flexible to instantiate the number of PCI bridge devices
|
|
* (known in run-time) in the pcib_mbus_identify() method.
|
|
*/
|
|
struct obio_device obio_devices[] = {
|
|
{ "ic", MV_IC_BASE, MV_IC_SIZE,
|
|
{ -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ "timer", MV_TIMERS_BASE, MV_TIMERS_SIZE,
|
|
{ MV_INT_TIMER0, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ "gpio", MV_GPIO_BASE, MV_GPIO_SIZE,
|
|
{ MV_INT_GPIO7_0, MV_INT_GPIO15_8,
|
|
MV_INT_GPIO23_16, MV_INT_GPIO31_24, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ "uart", MV_UART0_BASE, MV_UART_SIZE,
|
|
{ MV_INT_UART0, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ "uart", MV_UART1_BASE, MV_UART_SIZE,
|
|
{ MV_INT_UART1, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ "idma", MV_IDMA_BASE, MV_IDMA_SIZE,
|
|
{ MV_INT_IDMA_ERR, MV_INT_IDMA0, MV_INT_IDMA1,
|
|
MV_INT_IDMA2, MV_INT_IDMA3, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_IDMA
|
|
},
|
|
{ "xor", MV_XOR_BASE, MV_XOR_SIZE,
|
|
{ MV_INT_XOR0, MV_INT_XOR1,
|
|
MV_INT_XOR_ERR, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_XOR
|
|
},
|
|
{ "ehci", MV_USB0_BASE, MV_USB_SIZE,
|
|
{ MV_INT_USB_ERR, MV_INT_USB0, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_USB0 | CPU_PM_CTRL_USB1 | CPU_PM_CTRL_USB2
|
|
},
|
|
{ "ehci", MV_USB1_BASE, MV_USB_SIZE,
|
|
{ MV_INT_USB_ERR, MV_INT_USB1, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_USB0 | CPU_PM_CTRL_USB1 | CPU_PM_CTRL_USB2
|
|
},
|
|
{ "ehci", MV_USB2_BASE, MV_USB_SIZE,
|
|
{ MV_INT_USB_ERR, MV_INT_USB2, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_USB0 | CPU_PM_CTRL_USB1 | CPU_PM_CTRL_USB2
|
|
},
|
|
{ "mge", MV_ETH0_BASE, MV_ETH_SIZE,
|
|
{ MV_INT_GBERX, MV_INT_GBETX, MV_INT_GBEMISC,
|
|
MV_INT_GBESUM, MV_INT_GBE_ERR, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_GE0
|
|
},
|
|
{ "mge", MV_ETH1_BASE, MV_ETH_SIZE,
|
|
{ MV_INT_GBE1RX, MV_INT_GBE1TX, MV_INT_GBE1MISC,
|
|
MV_INT_GBE1SUM, MV_INT_GBE_ERR, -1 },
|
|
{ -1 },
|
|
CPU_PM_CTRL_GE1
|
|
},
|
|
{ "twsi", MV_TWSI_BASE, MV_TWSI_SIZE,
|
|
{ -1 }, { -1 },
|
|
CPU_PM_CTRL_NONE
|
|
},
|
|
{ NULL, 0, 0, { 0 }, { 0 }, 0 }
|
|
};
|
|
|
|
const struct obio_pci mv_pci_info[] = {
|
|
{ MV_TYPE_PCIE,
|
|
MV_PCIE00_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(0), _MV_PCIE_IO_SIZE, 4, 0xE0,
|
|
_MV_PCIE_MEM(0), _MV_PCIE_MEM_SIZE, 4, 0xE8,
|
|
NULL, MV_INT_PEX00 },
|
|
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE01_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(1), _MV_PCIE_IO_SIZE, 4, 0xD0,
|
|
_MV_PCIE_MEM(1), _MV_PCIE_MEM_SIZE, 4, 0xD8,
|
|
NULL, MV_INT_PEX01 },
|
|
#if 0
|
|
/*
|
|
* XXX Access to devices on this interface (PCIE 0.2) crashes the
|
|
* system. Could be a silicon defect as Marvell U-Boot has a 'Do not
|
|
* touch' precaution comment...
|
|
*/
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE02_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(2), _MV_PCIE_IO_SIZE(2), 4, 0xB0,
|
|
_MV_PCIE_MEM(2), _MV_PCIE_MEM_SIZE(2), 4, 0xB8,
|
|
NULL, MV_INT_PEX02 },
|
|
#endif
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE03_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(3), _MV_PCIE_IO_SIZE, 4, 0x70,
|
|
_MV_PCIE_MEM(3), _MV_PCIE_MEM_SIZE, 4, 0x78,
|
|
NULL, MV_INT_PEX03 },
|
|
|
|
{ MV_TYPE_PCIE,
|
|
MV_PCIE10_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(4), _MV_PCIE_IO_SIZE, 8, 0xE0,
|
|
_MV_PCIE_MEM(4), _MV_PCIE_MEM_SIZE, 8, 0xE8,
|
|
NULL, MV_INT_PEX10 },
|
|
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE11_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(5), _MV_PCIE_IO_SIZE, 8, 0xD0,
|
|
_MV_PCIE_MEM(5), _MV_PCIE_MEM_SIZE, 8, 0xD8,
|
|
NULL, MV_INT_PEX11 },
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE12_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(6), _MV_PCIE_IO_SIZE, 8, 0xB0,
|
|
_MV_PCIE_MEM(6), _MV_PCIE_MEM_SIZE, 8, 0xB8,
|
|
NULL, MV_INT_PEX12 },
|
|
{ MV_TYPE_PCIE_AGGR_LANE,
|
|
MV_PCIE13_BASE, MV_PCIE_SIZE,
|
|
_MV_PCIE_IO(7), _MV_PCIE_IO_SIZE, 8, 0x70,
|
|
_MV_PCIE_MEM(7), _MV_PCIE_MEM_SIZE, 8, 0x78,
|
|
NULL, MV_INT_PEX13 },
|
|
|
|
{ 0, 0, 0 }
|
|
};
|
|
|
|
struct resource_spec mv_gpio_res[] = {
|
|
{ SYS_RES_MEMORY, 0, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 0, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 1, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 2, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 3, RF_ACTIVE },
|
|
{ -1, 0 }
|
|
};
|
|
|
|
struct resource_spec mv_xor_res[] = {
|
|
{ SYS_RES_MEMORY, 0, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 0, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 1, RF_ACTIVE },
|
|
{ SYS_RES_IRQ, 2, RF_ACTIVE },
|
|
{ -1, 0 }
|
|
};
|
|
|
|
const struct decode_win cpu_win_tbl[] = {
|
|
/* Device bus BOOT */
|
|
{ 1, 0x2f, MV_DEV_BOOT_PHYS_BASE, MV_DEV_BOOT_SIZE, -1 },
|
|
|
|
/* Device bus CS0 */
|
|
{ 1, 0x3e, MV_DEV_CS0_PHYS_BASE, MV_DEV_CS0_SIZE, -1 },
|
|
|
|
/* Device bus CS1 */
|
|
{ 1, 0x3d, MV_DEV_CS1_PHYS_BASE, MV_DEV_CS1_SIZE, -1 },
|
|
|
|
/* Device bus CS2 */
|
|
{ 1, 0x3b, MV_DEV_CS2_PHYS_BASE, MV_DEV_CS2_SIZE, -1 },
|
|
|
|
/* CESA */
|
|
{ 9, 0x01, MV_CESA_SRAM_PHYS_BASE, MV_CESA_SRAM_SIZE, -1 },
|
|
};
|
|
const struct decode_win *cpu_wins = cpu_win_tbl;
|
|
int cpu_wins_no = sizeof(cpu_win_tbl) / sizeof(struct decode_win);
|
|
|
|
/*
|
|
* Note: the decode windows table for IDMA does not explicitly have DRAM
|
|
* entries, which are not statically defined: active DDR banks (== windows)
|
|
* are established in run time from actual DDR windows settings. All active
|
|
* DDR banks are mapped into IDMA decode windows, so at least one IDMA decode
|
|
* window is occupied by the DDR bank; in case when all (MV_WIN_DDR_MAX)
|
|
* DDR banks are active, the remaining available IDMA decode windows for other
|
|
* targets is only MV_WIN_IDMA_MAX - MV_WIN_DDR_MAX.
|
|
*/
|
|
const struct decode_win idma_win_tbl[] = {
|
|
/* PCIE MEM */
|
|
{ 4, 0xE8, _MV_PCIE_MEM_PHYS(0), _MV_PCIE_MEM_SIZE, -1 },
|
|
{ 4, 0xD8, _MV_PCIE_MEM_PHYS(1), _MV_PCIE_MEM_SIZE, -1 },
|
|
};
|
|
const struct decode_win *idma_wins = idma_win_tbl;
|
|
int idma_wins_no = sizeof(idma_win_tbl) / sizeof(struct decode_win);
|
|
|
|
const struct decode_win xor_win_tbl[] = {
|
|
/* PCIE MEM */
|
|
{ 4, 0xE8, _MV_PCIE_MEM_PHYS(0), _MV_PCIE_MEM_SIZE, -1},
|
|
{ 4, 0xD8, _MV_PCIE_MEM_PHYS(1), _MV_PCIE_MEM_SIZE, -1},
|
|
};
|
|
const struct decode_win *xor_wins = xor_win_tbl;
|
|
int xor_wins_no = sizeof(xor_win_tbl) / sizeof(struct decode_win);
|
|
|
|
uint32_t
|
|
get_tclk(void)
|
|
{
|
|
uint32_t sar;
|
|
|
|
/*
|
|
* On Discovery TCLK is can be configured to 166 MHz or 200 MHz.
|
|
* Current setting is read from Sample At Reset register.
|
|
*/
|
|
sar = bus_space_read_4(obio_tag, MV_MPP_BASE, SAMPLE_AT_RESET_HI);
|
|
sar = (sar & TCLK_MASK) >> TCLK_SHIFT;
|
|
|
|
switch (sar) {
|
|
case 0:
|
|
return (TCLK_166MHZ);
|
|
case 1:
|
|
return (TCLK_200MHZ);
|
|
default:
|
|
panic("Unknown TCLK settings!");
|
|
}
|
|
}
|