original_kernel/arch/ppc/platforms/4xx/ibm405ep.c

142 lines
3.8 KiB
C

/*
* Support for IBM PPC 405EP processors.
*
* Author: SAW (IBM), derived from ibmnp405l.c.
* Maintained by MontaVista Software <source@mvista.com>
*
* 2003 (c) MontaVista Softare Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is
* licensed "as is" without any warranty of any kind, whether express
* or implied.
*/
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/threads.h>
#include <linux/param.h>
#include <linux/string.h>
#include <asm/ibm4xx.h>
#include <asm/ocp.h>
#include <asm/ppc4xx_pic.h>
#include <platforms/4xx/ibm405ep.h>
static struct ocp_func_mal_data ibm405ep_mal0_def = {
.num_tx_chans = 4, /* Number of TX channels */
.num_rx_chans = 2, /* Number of RX channels */
.txeob_irq = 11, /* TX End Of Buffer IRQ */
.rxeob_irq = 12, /* RX End Of Buffer IRQ */
.txde_irq = 13, /* TX Descriptor Error IRQ */
.rxde_irq = 14, /* RX Descriptor Error IRQ */
.serr_irq = 10, /* MAL System Error IRQ */
.dcr_base = DCRN_MAL_BASE /* MAL0_CFG DCR number */
};
OCP_SYSFS_MAL_DATA()
static struct ocp_func_emac_data ibm405ep_emac0_def = {
.rgmii_idx = -1, /* No RGMII */
.rgmii_mux = -1, /* No RGMII */
.zmii_idx = -1, /* 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 = 9, /* WOL interrupt number */
.mdio_idx = 0, /* MDIO via EMAC0 */
.tah_idx = -1, /* No TAH */
};
static struct ocp_func_emac_data ibm405ep_emac1_def = {
.rgmii_idx = -1, /* No RGMII */
.rgmii_mux = -1, /* No RGMII */
.zmii_idx = -1, /* ZMII device index */
.zmii_mux = 0, /* ZMII input of this EMAC */
.mal_idx = 0, /* MAL device index */
.mal_rx_chan = 1, /* MAL rx channel number */
.mal_tx_chan = 2, /* MAL tx channel number */
.wol_irq = 9, /* WOL interrupt number */
.mdio_idx = 0, /* MDIO via EMAC0 */
.tah_idx = -1, /* No TAH */
};
OCP_SYSFS_EMAC_DATA()
static struct ocp_func_iic_data ibm405ep_iic0_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 = 0xEF600000,
.irq = OCP_IRQ_NA,
.pm = OCP_CPM_NA,
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_16550,
.index = 0,
.paddr = UART0_IO_BASE,
.irq = UART0_INT,
.pm = IBM_CPM_UART0
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_16550,
.index = 1,
.paddr = UART1_IO_BASE,
.irq = UART1_INT,
.pm = IBM_CPM_UART1
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_IIC,
.paddr = 0xEF600500,
.irq = 2,
.pm = IBM_CPM_IIC0,
.additions = &ibm405ep_iic0_def,
.show = &ocp_show_iic_data
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_GPIO,
.paddr = 0xEF600700,
.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 = &ibm405ep_mal0_def,
.show = &ocp_show_mal_data
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 0,
.paddr = EMAC0_BASE,
.irq = 15,
.pm = OCP_CPM_NA,
.additions = &ibm405ep_emac0_def,
.show = &ocp_show_emac_data
},
{ .vendor = OCP_VENDOR_IBM,
.function = OCP_FUNC_EMAC,
.index = 1,
.paddr = 0xEF600900,
.irq = 17,
.pm = OCP_CPM_NA,
.additions = &ibm405ep_emac1_def,
.show = &ocp_show_emac_data
},
{ .vendor = OCP_VENDOR_INVALID
}
};
/* Polarity and triggering settings for internal interrupt sources */
struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = {
{ .polarity = 0xffff7f80,
.triggering = 0x00000000,
.ext_irq_mask = 0x0000007f, /* IRQ0 - IRQ6 */
}
};