linux-stable-rt/arch/ppc/platforms/4xx/ibm440gx.c

235 lines
6.9 KiB
C

/*
* arch/ppc/platforms/4xx/ibm440gx.c
*
* PPC440GX I/O descriptions
*
* Matt Porter <mporter@mvista.com>
* Copyright 2002-2004 MontaVista Software Inc.
*
* Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
* Copyright (c) 2003, 2004 Zultys Technologies
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#include <linux/init.h>
#include <linux/module.h>
#include <platforms/4xx/ibm440gx.h>
#include <asm/ocp.h>
#include <asm/ppc4xx_pic.h>
static struct ocp_func_emac_data ibm440gx_emac0_def = {
.rgmii_idx = -1, /* No RGMII */
.rgmii_mux = -1, /* No RGMII */
.zmii_idx = 0, /* ZMII device index */
.zmii_mux = 0, /* ZMII input of this EMAC */
.mal_idx = 0, /* MAL device index */
.mal_rx_chan = 0, /* MAL rx channel number */
.mal_tx_chan = 0, /* MAL tx channel number */
.wol_irq = 61, /* WOL interrupt number */
.mdio_idx = -1, /* No shared MDIO */
.tah_idx = -1, /* No TAH */
};
static struct ocp_func_emac_data ibm440gx_emac1_def = {
.rgmii_idx = -1, /* No RGMII */
.rgmii_mux = -1, /* No RGMII */
.zmii_idx = 0, /* ZMII device index */
.zmii_mux = 1, /* ZMII input of this EMAC */
.mal_idx = 0, /* MAL device index */
.mal_rx_chan = 1, /* MAL rx channel number */
.mal_tx_chan = 1, /* MAL tx channel number */
.wol_irq = 63, /* WOL interrupt number */
.mdio_idx = -1, /* No shared MDIO */
.tah_idx = -1, /* No TAH */
};
static struct ocp_func_emac_data ibm440gx_emac2_def = {
.rgmii_idx = 0, /* RGMII device index */
.rgmii_mux = 0, /* RGMII input of this EMAC */
.zmii_idx = 0, /* ZMII device index */
.zmii_mux = 2, /* ZMII input of this EMAC */
.mal_idx = 0, /* MAL device index */
.mal_rx_chan = 2, /* MAL rx channel number */
.mal_tx_chan = 2, /* MAL tx channel number */
.wol_irq = 65, /* WOL interrupt number */
.mdio_idx = -1, /* No shared MDIO */
.tah_idx = 0, /* TAH device index */
.jumbo = 1, /* Jumbo frames supported */
};
static struct ocp_func_emac_data ibm440gx_emac3_def = {
.rgmii_idx = 0, /* RGMII device index */
.rgmii_mux = 1, /* RGMII input of this EMAC */
.zmii_idx = 0, /* ZMII device index */
.zmii_mux = 3, /* ZMII input of this EMAC */
.mal_idx = 0, /* MAL device index */
.mal_rx_chan = 3, /* MAL rx channel number */
.mal_tx_chan = 3, /* MAL tx channel number */
.wol_irq = 67, /* WOL interrupt number */
.mdio_idx = -1, /* No shared MDIO */
.tah_idx = 1, /* TAH device index */
.jumbo = 1, /* Jumbo frames supported */
};
OCP_SYSFS_EMAC_DATA()
static struct ocp_func_mal_data ibm440gx_mal0_def = {
.num_tx_chans = 4, /* Number of TX channels */
.num_rx_chans = 4, /* Number of RX channels */
.txeob_irq = 10, /* TX End Of Buffer IRQ */
.rxeob_irq = 11, /* RX End Of Buffer IRQ */
.txde_irq = 33, /* TX Descriptor Error IRQ */
.rxde_irq = 34, /* RX Descriptor Error IRQ */
.serr_irq = 32, /* MAL System Error IRQ */
};
OCP_SYSFS_MAL_DATA()
static struct ocp_func_iic_data ibm440gx_iic0_def = {
.fast_mode = 0, /* Use standad mode (100Khz) */
};
static struct ocp_func_iic_data ibm440gx_iic1_def = {
.fast_mode = 0, /* Use standad mode (100Khz) */
};
OCP_SYSFS_IIC_DATA()
struct ocp_def core_ocp[] = {
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_OPB,
.index = 0,
.paddr = 0x0000000140000000ULL,
.irq = OCP_IRQ_NA,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_16550,
.index = 0,
.paddr = PPC440GX_UART0_ADDR,
.irq = UART0_INT,
.pm = IBM_CPM_UART0,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_16550,
.index = 1,
.paddr = PPC440GX_UART1_ADDR,
.irq = UART1_INT,
.pm = IBM_CPM_UART1,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_IIC,
.index = 0,
.paddr = 0x0000000140000400ULL,
.irq = 2,
.pm = IBM_CPM_IIC0,
.additions = &ibm440gx_iic0_def,
.show = &ocp_show_iic_data
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_IIC,
.index = 1,
.paddr = 0x0000000140000500ULL,
.irq = 3,
.pm = IBM_CPM_IIC1,
.additions = &ibm440gx_iic1_def,
.show = &ocp_show_iic_data
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_GPIO,
.index = 0,
.paddr = 0x0000000140000700ULL,
.irq = OCP_IRQ_NA,
.pm = IBM_CPM_GPIO0,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_MAL,
.paddr = OCP_PADDR_NA,
.irq = OCP_IRQ_NA,
.pm = OCP_CPM_NA,
.additions = &ibm440gx_mal0_def,
.show = &ocp_show_mal_data,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 0,
.paddr = 0x0000000140000800ULL,
.irq = 60,
.pm = OCP_CPM_NA,
.additions = &ibm440gx_emac0_def,
.show = &ocp_show_emac_data,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 1,
.paddr = 0x0000000140000900ULL,
.irq = 62,
.pm = OCP_CPM_NA,
.additions = &ibm440gx_emac1_def,
.show = &ocp_show_emac_data,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 2,
.paddr = 0x0000000140000C00ULL,
.irq = 64,
.pm = OCP_CPM_NA,
.additions = &ibm440gx_emac2_def,
.show = &ocp_show_emac_data,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 3,
.paddr = 0x0000000140000E00ULL,
.irq = 66,
.pm = OCP_CPM_NA,
.additions = &ibm440gx_emac3_def,
.show = &ocp_show_emac_data,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_RGMII,
.paddr = 0x0000000140000790ULL,
.irq = OCP_IRQ_NA,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_ZMII,
.paddr = 0x0000000140000780ULL,
.irq = OCP_IRQ_NA,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_TAH,
.index = 0,
.paddr = 0x0000000140000b50ULL,
.irq = 68,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_TAH,
.index = 1,
.paddr = 0x0000000140000d50ULL,
.irq = 69,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_INVALID
}
};
/* Polarity and triggering settings for internal interrupt sources */
struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = {
{ .polarity = 0xfffffe03,
.triggering = 0x01c00000,
.ext_irq_mask = 0x000001fc, /* IRQ0 - IRQ6 */
},
{ .polarity = 0xffffc0ff,
.triggering = 0x00ff8000,
.ext_irq_mask = 0x00003f00, /* IRQ7 - IRQ12 */
},
{ .polarity = 0xffff83ff,
.triggering = 0x000f83c0,
.ext_irq_mask = 0x00007c00, /* IRQ13 - IRQ17 */
},
};