diff options
Diffstat (limited to 'arch/mips/cavium-octeon')
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-cmd-queue.c | 1 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-helper-board.c | 27 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-helper-util.c | 4 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-helper.c | 10 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-pko.c | 3 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-spi.c | 1 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-irq.c | 22 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-platform.c | 38 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/octeon_3xxx.dts | 19 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/smp.c | 1 |
10 files changed, 110 insertions, 16 deletions
diff --git a/arch/mips/cavium-octeon/executive/cvmx-cmd-queue.c b/arch/mips/cavium-octeon/executive/cvmx-cmd-queue.c index 132bccc66a93..8241fc6aa17d 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-cmd-queue.c +++ b/arch/mips/cavium-octeon/executive/cvmx-cmd-queue.c @@ -47,6 +47,7 @@ * state. It points to a bootmem named block. */ __cvmx_cmd_queue_all_state_t *__cvmx_cmd_queue_state_ptr; +EXPORT_SYMBOL_GPL(__cvmx_cmd_queue_state_ptr); /** * Initialize the Global queue state pointer. diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c index 0a1283ce47f5..b764df64be40 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c @@ -722,3 +722,30 @@ int __cvmx_helper_board_hardware_enable(int interface) } return 0; } + +/** + * Get the clock type used for the USB block based on board type. + * Used by the USB code for auto configuration of clock type. + * + * Return USB clock type enumeration + */ +enum cvmx_helper_board_usb_clock_types __cvmx_helper_board_usb_get_clock_type(void) +{ + switch (cvmx_sysinfo_get()->board_type) { + case CVMX_BOARD_TYPE_BBGW_REF: + case CVMX_BOARD_TYPE_LANAI2_A: + case CVMX_BOARD_TYPE_LANAI2_U: + case CVMX_BOARD_TYPE_LANAI2_G: + case CVMX_BOARD_TYPE_NIC10E_66: + case CVMX_BOARD_TYPE_UBNT_E100: + return USB_CLOCK_TYPE_CRYSTAL_12; + case CVMX_BOARD_TYPE_NIC10E: + return USB_CLOCK_TYPE_REF_12; + default: + break; + } + /* Most boards except NIC10e use a 12MHz crystal */ + if (OCTEON_IS_MODEL(OCTEON_FAM_2)) + return USB_CLOCK_TYPE_CRYSTAL_12; + return USB_CLOCK_TYPE_REF_48; +} diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-util.c b/arch/mips/cavium-octeon/executive/cvmx-helper-util.c index 65d2bc9a0bde..453d7f66459a 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper-util.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper-util.c @@ -251,6 +251,7 @@ int cvmx_helper_setup_red(int pass_thresh, int drop_thresh) return 0; } +EXPORT_SYMBOL_GPL(cvmx_helper_setup_red); /** * Setup the common GMX settings that determine the number of @@ -384,6 +385,7 @@ int cvmx_helper_get_ipd_port(int interface, int port) } return -1; } +EXPORT_SYMBOL_GPL(cvmx_helper_get_ipd_port); /** * Returns the interface number for an IPD/PKO port number. @@ -408,6 +410,7 @@ int cvmx_helper_get_interface_num(int ipd_port) return -1; } +EXPORT_SYMBOL_GPL(cvmx_helper_get_interface_num); /** * Returns the interface index number for an IPD/PKO port @@ -431,3 +434,4 @@ int cvmx_helper_get_interface_index_num(int ipd_port) return -1; } +EXPORT_SYMBOL_GPL(cvmx_helper_get_interface_index_num); diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper.c b/arch/mips/cavium-octeon/executive/cvmx-helper.c index d63d20dfbfb0..8553ad5c72b6 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper.c @@ -67,7 +67,7 @@ void (*cvmx_override_pko_queue_priority) (int pko_port, void (*cvmx_override_ipd_port_setup) (int ipd_port); /* Port count per interface */ -static int interface_port_count[4] = { 0, 0, 0, 0 }; +static int interface_port_count[5]; /* Port last configured link info index by IPD/PKO port */ static cvmx_helper_link_info_t @@ -88,6 +88,7 @@ int cvmx_helper_get_number_of_interfaces(void) else return 3; } +EXPORT_SYMBOL_GPL(cvmx_helper_get_number_of_interfaces); /** * Return the number of ports on an interface. Depending on the @@ -102,6 +103,7 @@ int cvmx_helper_ports_on_interface(int interface) { return interface_port_count[interface]; } +EXPORT_SYMBOL_GPL(cvmx_helper_ports_on_interface); /** * Get the operating mode of an interface. Depending on the Octeon @@ -179,6 +181,7 @@ cvmx_helper_interface_mode_t cvmx_helper_interface_get_mode(int interface) return CVMX_HELPER_INTERFACE_MODE_RGMII; } } +EXPORT_SYMBOL_GPL(cvmx_helper_interface_get_mode); /** * Configure the IPD/PIP tagging and QoS options for a specific @@ -825,6 +828,7 @@ int cvmx_helper_ipd_and_packet_input_enable(void) __cvmx_helper_errata_fix_ipd_ptr_alignment(); return 0; } +EXPORT_SYMBOL_GPL(cvmx_helper_ipd_and_packet_input_enable); /** * Initialize the PIP, IPD, and PKO hardware to support @@ -903,6 +907,7 @@ int cvmx_helper_initialize_packet_io_global(void) #endif return result; } +EXPORT_SYMBOL_GPL(cvmx_helper_initialize_packet_io_global); /** * Does core local initialization for packet io @@ -947,6 +952,7 @@ cvmx_helper_link_info_t cvmx_helper_link_autoconf(int ipd_port) */ return port_link_info[ipd_port]; } +EXPORT_SYMBOL_GPL(cvmx_helper_link_autoconf); /** * Return the link state of an IPD/PKO port as returned by @@ -1005,6 +1011,7 @@ cvmx_helper_link_info_t cvmx_helper_link_get(int ipd_port) } return result; } +EXPORT_SYMBOL_GPL(cvmx_helper_link_get); /** * Configure an IPD/PKO port for the specified link state. This @@ -1060,6 +1067,7 @@ int cvmx_helper_link_set(int ipd_port, cvmx_helper_link_info_t link_info) port_link_info[ipd_port].u64 = link_info.u64; return result; } +EXPORT_SYMBOL_GPL(cvmx_helper_link_set); /** * Configure a port for internal and/or external loopback. Internal loopback diff --git a/arch/mips/cavium-octeon/executive/cvmx-pko.c b/arch/mips/cavium-octeon/executive/cvmx-pko.c index f2c877541597..008b881cdf64 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-pko.c +++ b/arch/mips/cavium-octeon/executive/cvmx-pko.c @@ -140,7 +140,7 @@ void cvmx_pko_disable(void) pko_reg_flags.s.ena_pko = 0; cvmx_write_csr(CVMX_PKO_REG_FLAGS, pko_reg_flags.u64); } - +EXPORT_SYMBOL_GPL(cvmx_pko_disable); /** * Reset the packet output. @@ -182,6 +182,7 @@ void cvmx_pko_shutdown(void) } __cvmx_pko_reset(); } +EXPORT_SYMBOL_GPL(cvmx_pko_shutdown); /** * Configure a output port and the associated queues for use. diff --git a/arch/mips/cavium-octeon/executive/cvmx-spi.c b/arch/mips/cavium-octeon/executive/cvmx-spi.c index ef5198d13a0e..459e3b1eb61f 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-spi.c +++ b/arch/mips/cavium-octeon/executive/cvmx-spi.c @@ -177,6 +177,7 @@ int cvmx_spi_restart_interface(int interface, cvmx_spi_mode_t mode, int timeout) return res; } +EXPORT_SYMBOL_GPL(cvmx_spi_restart_interface); /** * Callback to perform SPI4 reset diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c index 25fbfae06c1f..c2bb4f896ce7 100644 --- a/arch/mips/cavium-octeon/octeon-irq.c +++ b/arch/mips/cavium-octeon/octeon-irq.c @@ -975,10 +975,6 @@ static int octeon_irq_ciu_xlat(struct irq_domain *d, if (ciu > 1 || bit > 63) return -EINVAL; - /* These are the GPIO lines */ - if (ciu == 0 && bit >= 16 && bit < 32) - return -EINVAL; - *out_hwirq = (ciu << 6) | bit; *out_type = 0; @@ -1007,6 +1003,10 @@ static int octeon_irq_ciu_map(struct irq_domain *d, if (!octeon_irq_virq_in_range(virq)) return -EINVAL; + /* Don't map irq if it is reserved for GPIO. */ + if (line == 0 && bit >= 16 && bit <32) + return 0; + if (line > 1 || octeon_irq_ciu_to_irq[line][bit] != 0) return -EINVAL; @@ -1525,10 +1525,6 @@ static int octeon_irq_ciu2_xlat(struct irq_domain *d, ciu = intspec[0]; bit = intspec[1]; - /* Line 7 are the GPIO lines */ - if (ciu > 6 || bit > 63) - return -EINVAL; - *out_hwirq = (ciu << 6) | bit; *out_type = 0; @@ -1570,8 +1566,14 @@ static int octeon_irq_ciu2_map(struct irq_domain *d, if (!octeon_irq_virq_in_range(virq)) return -EINVAL; - /* Line 7 are the GPIO lines */ - if (line > 6 || octeon_irq_ciu_to_irq[line][bit] != 0) + /* + * Don't map irq if it is reserved for GPIO. + * (Line 7 are the GPIO lines.) + */ + if (line == 7) + return 0; + + if (line > 7 || octeon_irq_ciu_to_irq[line][bit] != 0) return -EINVAL; if (octeon_irq_ciu2_is_edge(line, bit)) diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index 1830874ff1e2..6df0f4d8f197 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -171,6 +171,7 @@ device_initcall(octeon_ohci_device_init); static struct of_device_id __initdata octeon_ids[] = { { .compatible = "simple-bus", }, { .compatible = "cavium,octeon-6335-uctl", }, + { .compatible = "cavium,octeon-5750-usbn", }, { .compatible = "cavium,octeon-3860-bootbus", }, { .compatible = "cavium,mdio-mux", }, { .compatible = "gpio-leds", }, @@ -336,14 +337,14 @@ static void __init octeon_fdt_pip_iface(int pip, int idx, u64 *pmac) int p; int count = 0; - if (cvmx_helper_interface_enumerate(idx) == 0) - count = cvmx_helper_ports_on_interface(idx); - snprintf(name_buffer, sizeof(name_buffer), "interface@%d", idx); iface = fdt_subnode_offset(initial_boot_params, pip, name_buffer); if (iface < 0) return; + if (cvmx_helper_interface_enumerate(idx) == 0) + count = cvmx_helper_ports_on_interface(idx); + for (p = 0; p < 16; p++) octeon_fdt_pip_port(iface, idx, p, count - 1, pmac); } @@ -682,6 +683,37 @@ end_led: } } + /* DWC2 USB */ + alias_prop = fdt_getprop(initial_boot_params, aliases, + "usbn", NULL); + if (alias_prop) { + int usbn = fdt_path_offset(initial_boot_params, alias_prop); + + if (usbn >= 0 && (current_cpu_type() == CPU_CAVIUM_OCTEON2 || + !octeon_has_feature(OCTEON_FEATURE_USB))) { + pr_debug("Deleting usbn\n"); + fdt_nop_node(initial_boot_params, usbn); + fdt_nop_property(initial_boot_params, aliases, "usbn"); + } else { + __be32 new_f[1]; + enum cvmx_helper_board_usb_clock_types c; + c = __cvmx_helper_board_usb_get_clock_type(); + switch (c) { + case USB_CLOCK_TYPE_REF_48: + new_f[0] = cpu_to_be32(48000000); + fdt_setprop_inplace(initial_boot_params, usbn, + "refclk-frequency", new_f, sizeof(new_f)); + /* Fall through ...*/ + case USB_CLOCK_TYPE_REF_12: + /* Missing "refclk-type" defaults to external. */ + fdt_nop_property(initial_boot_params, usbn, "refclk-type"); + break; + default: + break; + } + } + } + return 0; } diff --git a/arch/mips/cavium-octeon/octeon_3xxx.dts b/arch/mips/cavium-octeon/octeon_3xxx.dts index 88cb42d4cc49..fa33115bde33 100644 --- a/arch/mips/cavium-octeon/octeon_3xxx.dts +++ b/arch/mips/cavium-octeon/octeon_3xxx.dts @@ -550,6 +550,24 @@ big-endian-regs; }; }; + + usbn: usbn@1180068000000 { + compatible = "cavium,octeon-5750-usbn"; + reg = <0x11800 0x68000000 0x0 0x1000>; + ranges; /* Direct mapping */ + #address-cells = <2>; + #size-cells = <2>; + /* 12MHz, 24MHz and 48MHz allowed */ + refclk-frequency = <12000000>; + /* Either "crystal" or "external" */ + refclk-type = "crystal"; + + usbc@16f0010000000 { + compatible = "cavium,octeon-5750-usbc"; + reg = <0x16f00 0x10000000 0x0 0x80000>; + interrupts = <0 56>; + }; + }; }; aliases { @@ -566,6 +584,7 @@ flash0 = &flash0; cf0 = &cf0; uctl = &uctl; + usbn = &usbn; led0 = &led0; }; }; diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c index 24a2167db778..67a078ffc464 100644 --- a/arch/mips/cavium-octeon/smp.c +++ b/arch/mips/cavium-octeon/smp.c @@ -6,7 +6,6 @@ * Copyright (C) 2004-2008, 2009, 2010 Cavium Networks */ #include <linux/cpu.h> -#include <linux/init.h> #include <linux/delay.h> #include <linux/smp.h> #include <linux/interrupt.h> |