diff options
Diffstat (limited to 'arch/arm/mach-davinci')
| -rw-r--r-- | arch/arm/mach-davinci/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/da8xx-dt.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/devices-da8xx.c | 12 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/da8xx.h | 1 |
4 files changed, 19 insertions, 4 deletions
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index 0153950f606..a075b3e0c5c 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -62,6 +62,7 @@ config MACH_DA8XX_DT bool "Support DA8XX platforms using device tree" default y depends on ARCH_DAVINCI_DA8XX + select PINCTRL help Say y here to include support for TI DaVinci DA850 based using Flattened Device Tree. More information at Documentation/devicetree diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c index 9a7c76efc8f..6b7a0a27fbd 100644 --- a/arch/arm/mach-davinci/da8xx-dt.c +++ b/arch/arm/mach-davinci/da8xx-dt.c @@ -37,11 +37,18 @@ static void __init da8xx_init_irq(void) of_irq_init(da8xx_irq_match); } +struct of_dev_auxdata da850_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL), + OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "watchdog", NULL), + {} +}; + #ifdef CONFIG_ARCH_DAVINCI_DA850 static void __init da850_init_machine(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + of_platform_populate(NULL, of_default_bus_match_table, + da850_auxdata_lookup, NULL); da8xx_uart_clk_enable(); } diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index aa402bc160c..fc50243b148 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -359,7 +359,7 @@ static struct resource da8xx_watchdog_resources[] = { }, }; -struct platform_device da8xx_wdt_device = { +static struct platform_device da8xx_wdt_device = { .name = "watchdog", .id = -1, .num_resources = ARRAY_SIZE(da8xx_watchdog_resources), @@ -368,7 +368,15 @@ struct platform_device da8xx_wdt_device = { void da8xx_restart(char mode, const char *cmd) { - davinci_watchdog_reset(&da8xx_wdt_device); + struct device *dev; + + dev = bus_find_device_by_name(&platform_bus_type, NULL, "watchdog"); + if (!dev) { + pr_err("%s: failed to find watchdog device\n", __func__); + return; + } + + davinci_watchdog_reset(to_platform_device(dev)); } int __init da8xx_register_watchdog(void) diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h index 1b14aea4031..de439b7b9af 100644 --- a/arch/arm/mach-davinci/include/mach/da8xx.h +++ b/arch/arm/mach-davinci/include/mach/da8xx.h @@ -110,7 +110,6 @@ extern struct emac_platform_data da8xx_emac_pdata; extern struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata; extern struct da8xx_lcdc_platform_data sharp_lk043t1dg01_pdata; -extern struct platform_device da8xx_wdt_device; extern const short da830_emif25_pins[]; extern const short da830_spi0_pins[]; |