diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/board-colibri_t20.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-colibri_t20.c b/arch/arm/mach-tegra/board-colibri_t20.c index e463b6eaacdb..f7b3c13108d8 100644 --- a/arch/arm/mach-tegra/board-colibri_t20.c +++ b/arch/arm/mach-tegra/board-colibri_t20.c @@ -50,6 +50,7 @@ #include <mach/sdhci.h> #include <mach/spdif.h> #include <mach/usb_phy.h> +#include <mach/w1.h> #include "board-colibri_t20.h" #include "board.h" @@ -951,6 +952,30 @@ static void colibri_t20_usb_init(void) #endif /* MECS_TELLURIUM */ } +#ifdef CONFIG_W1_MASTER_TEGRA +/* W1, aka OWR, aka OneWire */ +struct tegra_w1_timings colibri_t20_w1_timings = { + .tsu = 1, + .trelease = 0xf, + .trdv = 0xf, + .tlow0 = 0x3c, + .tlow1 = 1, + .tslot=0x77, + + .tpdl = 0x78, + .tpdh = 0x1e, + .trstl = 0x1df, + .trsth = 0x1df, + .rdsclk = 0x7, + .psclk = 0x50, +}; + +struct tegra_w1_platform_data colibri_t20_w1_platform_data = { + .clk_id = "tegra_w1", + .timings = &colibri_t20_w1_timings, +}; +#endif + static struct platform_device *colibri_t20_devices[] __initdata = { &tegra_rtc_device, &tegra_nand_device, @@ -982,6 +1007,9 @@ static struct platform_device *colibri_t20_devices[] __initdata = { &tegra_pwfm0_device, #endif &tegra_pwfm3_device, +#ifdef CONFIG_W1_MASTER_TEGRA + &tegra_w1_device, +#endif }; static void __init tegra_colibri_t20_init(void) @@ -992,6 +1020,9 @@ static void __init tegra_colibri_t20_init(void) colibri_t20_uart_init(); // tegra_ac97_device.dev.platform_data = &colibri_t20_wm97xx_pdata; +#ifdef CONFIG_W1_MASTER_TEGRA + tegra_w1_device.dev.platform_data = &colibri_t20_w1_platform_data; +#endif // platform_add_devices(colibri_t20_devices, ARRAY_SIZE(colibri_t20_devices)); |