diff options
| author | Igor Grinberg <grinberg@compulab.co.il> | 2010-09-21 16:03:10 +0000 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-09-27 15:14:51 -0700 |
| commit | 46893a56aad011764003703b06303515ea670c57 (patch) | |
| tree | ccb9999fc88b34d4e1bc5eb51628dcfe66ee91d7 /arch/arm/mach-omap2/board-cm-t3517.c | |
| parent | d04b620e6e6e72a95b7b88ccb7b002cb8f6b8113 (diff) | |
omap3: cm-t3517: add support for v3020 rtc
add support for v3020 rtc.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-cm-t3517.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-cm-t3517.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 507d2d510787..2b41c6de274d 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -27,6 +27,7 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/rtc-v3020.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -69,6 +70,35 @@ static void __init cm_t3517_init_leds(void) static inline void cm_t3517_init_leds(void) {} #endif +#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) +#define RTC_IO_GPIO (153) +#define RTC_WR_GPIO (154) +#define RTC_RD_GPIO (160) +#define RTC_CS_GPIO (163) + +struct v3020_platform_data cm_t3517_v3020_pdata = { + .use_gpio = 1, + .gpio_cs = RTC_CS_GPIO, + .gpio_wr = RTC_WR_GPIO, + .gpio_rd = RTC_RD_GPIO, + .gpio_io = RTC_IO_GPIO, +}; + +static struct platform_device cm_t3517_rtc_device = { + .name = "v3020", + .id = -1, + .dev = { + .platform_data = &cm_t3517_v3020_pdata, + } +}; + +static void __init cm_t3517_init_rtc(void) +{ + platform_device_register(&cm_t3517_rtc_device); +} +#else +static inline void cm_t3517_init_rtc(void) {} +#endif static struct omap_board_config_kernel cm_t3517_config[] __initdata = { }; @@ -86,6 +116,11 @@ static void __init cm_t3517_init_irq(void) static struct omap_board_mux board_mux[] __initdata = { /* GPIO186 - Green LED */ OMAP3_MUX(SYS_CLKOUT2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), + /* RTC GPIOs: IO, WR#, RD#, CS# */ + OMAP3_MUX(MCBSP4_DR, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + OMAP3_MUX(MCBSP4_DX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), + OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), { .reg_offset = OMAP_MUX_TERMINATOR }, }; @@ -95,6 +130,7 @@ static void __init cm_t3517_init(void) omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); cm_t3517_init_leds(); + cm_t3517_init_rtc(); } MACHINE_START(CM_T3517, "Compulab CM-T3517") |