diff options
| -rw-r--r-- | arch/mips/ar7/platform.c | 147 |
1 files changed, 81 insertions, 66 deletions
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c index 65facecb3ff..246df7aca2e 100644 --- a/arch/mips/ar7/platform.c +++ b/arch/mips/ar7/platform.c @@ -529,115 +529,130 @@ static struct platform_device ar7_wdt = { /***************************************************************************** * Init ****************************************************************************/ -static int __init ar7_register_devices(void) +static int __init ar7_register_uarts(void) { - u16 chip_id; - int res; - u32 *bootcr, val; #ifdef CONFIG_SERIAL_8250 - static struct uart_port uart_port[2] __initdata; + static struct uart_port uart_port __initdata; struct clk *bus_clk; + int res; - memset(uart_port, 0, sizeof(struct uart_port) * 2); + memset(&uart_port, 0, sizeof(struct uart_port)); bus_clk = clk_get(NULL, "bus"); if (IS_ERR(bus_clk)) panic("unable to get bus clk\n"); - uart_port[0].type = PORT_16550A; - uart_port[0].line = 0; - uart_port[0].irq = AR7_IRQ_UART0; - uart_port[0].uartclk = clk_get_rate(bus_clk) / 2; - uart_port[0].iotype = UPIO_MEM32; - uart_port[0].mapbase = AR7_REGS_UART0; - uart_port[0].membase = ioremap(uart_port[0].mapbase, 256); - uart_port[0].regshift = 2; - res = early_serial_setup(&uart_port[0]); + uart_port.type = PORT_16550A; + uart_port.uartclk = clk_get_rate(bus_clk) / 2; + uart_port.iotype = UPIO_MEM32; + uart_port.regshift = 2; + + uart_port.line = 0; + uart_port.irq = AR7_IRQ_UART0; + uart_port.mapbase = AR7_REGS_UART0; + uart_port.membase = ioremap(uart_port.mapbase, 256); + + res = early_serial_setup(&uart_port); if (res) return res; /* Only TNETD73xx have a second serial port */ if (ar7_has_second_uart()) { - uart_port[1].type = PORT_16550A; - uart_port[1].line = 1; - uart_port[1].irq = AR7_IRQ_UART1; - uart_port[1].uartclk = clk_get_rate(bus_clk) / 2; - uart_port[1].iotype = UPIO_MEM32; - uart_port[1].mapbase = UR8_REGS_UART1; - uart_port[1].membase = ioremap(uart_port[1].mapbase, 256); - uart_port[1].regshift = 2; - res = early_serial_setup(&uart_port[1]); + uart_port.line = 1; + uart_port.irq = AR7_IRQ_UART1; + uart_port.mapbase = UR8_REGS_UART1; + uart_port.membase = ioremap(uart_port.mapbase, 256); + + res = early_serial_setup(&uart_port); if (res) return res; } -#endif /* CONFIG_SERIAL_8250 */ +#endif + + return 0; +} + +static int __init ar7_register_devices(void) +{ + void __iomem *bootcr; + u32 val; + u16 chip_id; + int res; + + res = ar7_register_uarts(); + if (res) + pr_err("unable to setup uart(s): %d\n", res); + res = platform_device_register(&physmap_flash); if (res) - return res; + pr_warning("unable to register physmap-flash: %d\n", res); ar7_device_disable(vlynq_low_data.reset_bit); res = platform_device_register(&vlynq_low); if (res) - return res; + pr_warning("unable to register vlynq-low: %d\n", res); if (ar7_has_high_vlynq()) { ar7_device_disable(vlynq_high_data.reset_bit); res = platform_device_register(&vlynq_high); if (res) - return res; + pr_warning("unable to register vlynq-high: %d\n", res); } if (ar7_has_high_cpmac()) { - res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status); - if (res && res != -ENODEV) - return res; - cpmac_get_mac(1, cpmac_high_data.dev_addr); - res = platform_device_register(&cpmac_high); - if (res) - return res; - } else { + if (!res) { + cpmac_get_mac(1, cpmac_high_data.dev_addr); + + res = platform_device_register(&cpmac_high); + if (res) + pr_warning("unable to register cpmac-high: %d\n", res); + } else + pr_warning("unable to add cpmac-high phy: %d\n", res); + } else cpmac_low_data.phy_mask = 0xffffffff; - } res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status); - if (res && res != -ENODEV) - return res; - - cpmac_get_mac(0, cpmac_low_data.dev_addr); - res = platform_device_register(&cpmac_low); - if (res) - return res; + if (!res) { + cpmac_get_mac(0, cpmac_low_data.dev_addr); + res = platform_device_register(&cpmac_low); + if (res) + pr_warning("unable to register cpmac-low: %d\n", res); + } else + pr_warning("unable to add cpmac-low phy: %d\n", res); detect_leds(); res = platform_device_register(&ar7_gpio_leds); if (res) - return res; + pr_warning("unable to register leds: %d\n", res); res = platform_device_register(&ar7_udc); - - chip_id = ar7_chip_id(); - switch (chip_id) { - case AR7_CHIP_7100: - case AR7_CHIP_7200: - ar7_wdt_res.start = AR7_REGS_WDT; - break; - case AR7_CHIP_7300: - ar7_wdt_res.start = UR8_REGS_WDT; - break; - default: - break; - } - - ar7_wdt_res.end = ar7_wdt_res.start + 0x20; - - bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4); - val = *bootcr; - iounmap(bootcr); + if (res) + pr_warning("unable to register usb slave: %d\n", res); /* Register watchdog only if enabled in hardware */ - if (val & AR7_WDT_HW_ENA) + bootcr = ioremap_nocache(AR7_REGS_DCL, 4); + val = readl(bootcr); + iounmap(bootcr); + if (val & AR7_WDT_HW_ENA) { + chip_id = ar7_chip_id(); + switch (chip_id) { + case AR7_CHIP_7100: + case AR7_CHIP_7200: + ar7_wdt_res.start = AR7_REGS_WDT; + break; + case AR7_CHIP_7300: + ar7_wdt_res.start = UR8_REGS_WDT; + break; + default: + break; + } + + ar7_wdt_res.end = ar7_wdt_res.start + 0x20; res = platform_device_register(&ar7_wdt); + if (res) + pr_warning("unable to register watchdog: %d\n", res); + } - return res; + return 0; } arch_initcall(ar7_register_devices); |