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Diffstat (limited to 'include/asm-ppc/ibm_ocp.h')
| -rw-r--r-- | include/asm-ppc/ibm_ocp.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/include/asm-ppc/ibm_ocp.h b/include/asm-ppc/ibm_ocp.h new file mode 100644 index 00000000000..8c61d93043a --- /dev/null +++ b/include/asm-ppc/ibm_ocp.h @@ -0,0 +1,163 @@ +/* + * ibm_ocp.h + * + * (c) Benjamin Herrenschmidt (benh@kernel.crashing.org) + * Mipsys - France + * + * Derived from work (c) Armin Kuster akuster@pacbell.net + * + * Additional support and port to 2.6 LDM/sysfs by + * Matt Porter <mporter@kernel.crashing.org> + * Copyright 2003-2004 MontaVista Software, Inc. + * + * 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. + * + */ +#ifdef __KERNEL__ +#ifndef __IBM_OCP_H__ +#define __IBM_OCP_H__ + +#include <asm/types.h> + +/* + * IBM 4xx OCP system information + */ +struct ocp_sys_info_data { + int opb_bus_freq; /* OPB Bus Frequency (Hz) */ + int ebc_bus_freq; /* EBC Bus Frequency (Hz) */ +}; + +extern struct ocp_sys_info_data ocp_sys_info; + +/* + * EMAC additional data and sysfs support + * + * Note about mdio_idx: When you have a zmii, it's usually + * not necessary, it covers the case of the 405EP which has + * the MDIO lines on EMAC0 only + * + * Note about phy_map: Per EMAC map of PHY ids which should + * be probed by emac_probe. Different EMACs can have + * overlapping maps. + * + * Note, this map uses inverse logic for bits: + * 0 - id should be probed + * 1 - id should be ignored + * + * Default value of 0x00000000 - will result in usual + * auto-detection logic. + * + */ + +struct ocp_func_emac_data { + int rgmii_idx; /* RGMII device index or -1 */ + int rgmii_mux; /* RGMII input of this EMAC */ + int zmii_idx; /* ZMII device index or -1 */ + int zmii_mux; /* ZMII input of this EMAC */ + int mal_idx; /* MAL device index */ + int mal_rx_chan; /* MAL rx channel number */ + int mal_tx_chan; /* MAL tx channel number */ + int wol_irq; /* WOL interrupt */ + int mdio_idx; /* EMAC idx of MDIO master or -1 */ + int tah_idx; /* TAH device index or -1 */ + int jumbo; /* Jumbo frames capable flag */ + int phy_mode; /* PHY type or configurable mode */ + u8 mac_addr[6]; /* EMAC mac address */ + u32 phy_map; /* EMAC phy map */ +}; + +/* Sysfs support */ +#define OCP_SYSFS_EMAC_DATA() \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, zmii_idx) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, zmii_mux) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, mal_idx) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, mal_rx_chan) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, mal_tx_chan) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, wol_irq) \ +OCP_SYSFS_ADDTL(struct ocp_func_emac_data, "%d\n", emac, mdio_idx) \ + \ +void ocp_show_emac_data(struct device *dev) \ +{ \ + device_create_file(dev, &dev_attr_emac_zmii_idx); \ + device_create_file(dev, &dev_attr_emac_zmii_mux); \ + device_create_file(dev, &dev_attr_emac_mal_idx); \ + device_create_file(dev, &dev_attr_emac_mal_rx_chan); \ + device_create_file(dev, &dev_attr_emac_mal_tx_chan); \ + device_create_file(dev, &dev_attr_emac_wol_irq); \ + device_create_file(dev, &dev_attr_emac_mdio_idx); \ +} + +#ifdef CONFIG_40x +/* + * Helper function to copy MAC addresses from the bd_t to OCP EMAC + * additions. + * + * The range of EMAC indices (inclusive) to be copied are the arguments. + */ +static inline void ibm_ocp_set_emac(int start, int end) +{ + int i; + struct ocp_def *def; + + /* Copy MAC addresses to EMAC additions */ + for (i=start; i<=end; i++) { + def = ocp_get_one_device(OCP_VENDOR_IBM, OCP_FUNC_EMAC, i); + memcpy(((struct ocp_func_emac_data *)def->additions)->mac_addr, + &__res.bi_enetaddr[i], + 6); + } +} +#endif + +/* + * MAL additional data and sysfs support + */ +struct ocp_func_mal_data { + int num_tx_chans; /* Number of TX channels */ + int num_rx_chans; /* Number of RX channels */ + int txeob_irq; /* TX End Of Buffer IRQ */ + int rxeob_irq; /* RX End Of Buffer IRQ */ + int txde_irq; /* TX Descriptor Error IRQ */ + int rxde_irq; /* RX Descriptor Error IRQ */ + int serr_irq; /* MAL System Error IRQ */ +}; + +#define OCP_SYSFS_MAL_DATA() \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, num_tx_chans) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, num_rx_chans) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, txeob_irq) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, rxeob_irq) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, txde_irq) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, rxde_irq) \ +OCP_SYSFS_ADDTL(struct ocp_func_mal_data, "%d\n", mal, serr_irq) \ + \ +void ocp_show_mal_data(struct device *dev) \ +{ \ + device_create_file(dev, &dev_attr_mal_num_tx_chans); \ + device_create_file(dev, &dev_attr_mal_num_rx_chans); \ + device_create_file(dev, &dev_attr_mal_txeob_irq); \ + device_create_file(dev, &dev_attr_mal_rxeob_irq); \ + device_create_file(dev, &dev_attr_mal_txde_irq); \ + device_create_file(dev, &dev_attr_mal_rxde_irq); \ + device_create_file(dev, &dev_attr_mal_serr_irq); \ +} + +/* + * IIC additional data and sysfs support + */ +struct ocp_func_iic_data { + int fast_mode; /* IIC fast mode enabled */ +}; + +#define OCP_SYSFS_IIC_DATA() \ +OCP_SYSFS_ADDTL(struct ocp_func_iic_data, "%d\n", iic, fast_mode) \ + \ +void ocp_show_iic_data(struct device *dev) \ +{ \ + device_create_file(dev, &dev_attr_iic_fast_mode); \ +} +#endif /* __IBM_OCP_H__ */ +#endif /* __KERNEL__ */ |