diff options
Diffstat (limited to 'target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c')
| -rw-r--r-- | target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c | 93 |
1 files changed, 68 insertions, 25 deletions
diff --git a/target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c b/target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c index 4903749c93..9021f3d65f 100644 --- a/target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c +++ b/target/linux/cns3xxx/files/arch/arm/mach-cns3xxx/laguna.c @@ -39,19 +39,19 @@ #include <linux/pps-gpio.h> #include <linux/usb/ehci_pdriver.h> #include <linux/usb/ohci_pdriver.h> +#include <linux/clk-provider.h> +#include <linux/clkdev.h> +#include <linux/platform_data/cns3xxx.h> #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/time.h> -#include <mach/cns3xxx.h> -#include <mach/irqs.h> -#include <mach/platform.h> -#include <mach/pm.h> #include <mach/gpio.h> -#include <asm/hardware/gic.h> #include "core.h" #include "devices.h" +#include "cns3xxx.h" +#include "pm.h" #define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) @@ -192,8 +192,16 @@ static struct spi_board_info __initdata laguna_spi_devices[] = { }, }; +static struct resource laguna_spi_resource = { + .start = CNS3XXX_SSP_BASE + 0x40, + .end = CNS3XXX_SSP_BASE + 0x6f, + .flags = IORESOURCE_MEM, +}; + static struct platform_device laguna_spi_controller = { .name = "cns3xxx_spi", + .resource = &laguna_spi_resource, + .num_resources = 1, }; /* @@ -314,9 +322,30 @@ static struct cns3xxx_plat_info laguna_net_data = { }, }; +static struct resource laguna_net_resource[] = { + { + .name = "eth0_mem", + .start = CNS3XXX_SWITCH_BASE, + .end = CNS3XXX_SWITCH_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM + }, { + .name = "eth_rx", + .start = IRQ_CNS3XXX_SW_R0RXC, + .end = IRQ_CNS3XXX_SW_R0RXC, + .flags = IORESOURCE_IRQ + }, { + .name = "eth_stat", + .start = IRQ_CNS3XXX_SW_STATUS, + .end = IRQ_CNS3XXX_SW_STATUS, + .flags = IORESOURCE_IRQ + } +}; + static struct platform_device laguna_net_device = { .name = "cns3xxx_eth", .id = 0, + .resource = laguna_net_resource, + .num_resources = ARRAY_SIZE(laguna_net_resource), .dev.platform_data = &laguna_net_data, }; @@ -361,29 +390,26 @@ static struct resource laguna_uart_resources[] = { static struct plat_serial8250_port laguna_uart_data[] = { { - .membase = (char*) (CNS3XXX_UART0_BASE_VIRT), .mapbase = (CNS3XXX_UART0_BASE), .irq = IRQ_CNS3XXX_UART0, .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, + .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST | UPF_IOREMAP, .regshift = 2, .uartclk = 24000000, .type = PORT_16550A, },{ - .membase = (char*) (CNS3XXX_UART1_BASE_VIRT), .mapbase = (CNS3XXX_UART1_BASE), .irq = IRQ_CNS3XXX_UART1, .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, + .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST | UPF_IOREMAP, .regshift = 2, .uartclk = 24000000, .type = PORT_16550A, },{ - .membase = (char*) (CNS3XXX_UART2_BASE_VIRT), .mapbase = (CNS3XXX_UART2_BASE), .irq = IRQ_CNS3XXX_UART2, .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, + .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST | UPF_IOREMAP, .regshift = 2, .uartclk = 24000000, .type = PORT_16550A, @@ -526,7 +552,7 @@ static struct platform_device cns3xxx_usb_otg_device = { static struct resource laguna_i2c_resource[] = { { .start = CNS3XXX_SSP_BASE + 0x20, - .end = 0x7100003f, + .end = CNS3XXX_SSP_BASE + 0x3f, .flags = IORESOURCE_MEM, },{ .start = IRQ_CNS3XXX_I2C, @@ -771,10 +797,37 @@ static struct gpio laguna_gpio_gw2380[] = { */ static void __init laguna_init(void) { + struct clk *clk; + u32 __iomem *reg; + + clk = clk_register_fixed_rate(NULL, "cpu", NULL, + CLK_IS_ROOT | CLK_IGNORE_UNUSED, + cns3xxx_cpu_clock() * (1000000 / 8)); + clk_register_clkdev(clk, "cpu", NULL); + platform_device_register(&laguna_watchdog); platform_device_register(&laguna_i2c_controller); + /* Set ext_int 0-3 drive strength to 21 mA */ + reg = MISC_IO_PAD_DRIVE_STRENGTH_CTRL_B; + *reg |= 0x300; + + /* Enable SCL/SDA for I2C */ + reg = MISC_GPIOB_PIN_ENABLE_REG; + *reg |= BIT(12) | BIT(13); + + /* Enable MMC/SD pins */ + reg = MISC_GPIOA_PIN_ENABLE_REG; + *reg |= 0xf80; + + cns3xxx_pwr_clk_en(1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); + cns3xxx_pwr_power_up(1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); + cns3xxx_pwr_soft_rst(1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); + + cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SPI_PCM_I2C)); + cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SPI_PCM_I2C)); + i2c_register_board_info(0, ARRAY_AND_SIZE(laguna_i2c_devices)); pm_power_off = cns3xxx_power_off; @@ -786,22 +839,12 @@ static struct map_desc laguna_io_desc[] __initdata = { .pfn = __phys_to_pfn(CNS3XXX_UART0_BASE), .length = SZ_4K, .type = MT_DEVICE, - },{ - .virtual = CNS3XXX_UART1_BASE_VIRT, - .pfn = __phys_to_pfn(CNS3XXX_UART1_BASE), - .length = SZ_4K, - .type = MT_DEVICE, - },{ - .virtual = CNS3XXX_UART2_BASE_VIRT, - .pfn = __phys_to_pfn(CNS3XXX_UART2_BASE), - .length = SZ_4K, - .type = MT_DEVICE, }, }; static void __init laguna_map_io(void) { - cns3xxx_common_init(); + cns3xxx_map_io(); cns3xxx_pcie_iotable_init(); iotable_init(ARRAY_AND_SIZE(laguna_io_desc)); laguna_early_serial_setup(); @@ -1022,11 +1065,11 @@ static int __init laguna_model_setup(void) late_initcall(laguna_model_setup); MACHINE_START(GW2388, "Gateworks Corporation Laguna Platform") + .smp = smp_ops(cns3xxx_smp_ops), .atag_offset = 0x100, .map_io = laguna_map_io, .init_irq = cns3xxx_init_irq, - .timer = &cns3xxx_timer, - .handle_irq = gic_handle_irq, + .init_time = cns3xxx_timer_init, .init_machine = laguna_init, .restart = cns3xxx_restart, MACHINE_END |