diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3logic.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3logic.c | 65 | 
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 8b6036053e1..4c045cf91bc 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -39,6 +39,7 @@  #include <plat/mux.h>  #include <plat/board.h>  #include <plat/common.h> +#include <plat/gpmc-smsc911x.h>  #include <plat/gpmc.h>  #include <plat/timer-gp.h>  #include <plat/sdrc.h> @@ -142,6 +143,58 @@ static void __init board_mmc_init(void)  	omap3logic_vmmc1_supply.dev = board_mmc_info[0].dev;  } +static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = { +	.cs             = OMAP3LOGIC_SMSC911X_CS, +	.gpio_irq       = -EINVAL, +	.gpio_reset     = -EINVAL, +	.flags          = IORESOURCE_IRQ_LOWLEVEL, +}; + +/* TODO/FIXME (comment by Peter Barada, LogicPD): + * Fix the PBIAS voltage for Torpedo MMC1 pins that + * are used for other needs (IRQs, etc).            */ +static void omap3torpedo_fix_pbias_voltage(void) +{ +	u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE; +	u32 reg; + +	if (machine_is_omap3_torpedo()) +	{ +		/* Set the bias for the pin */ +		reg = omap_ctrl_readl(control_pbias_offset); + +		reg &= ~OMAP343X_PBIASLITEPWRDNZ1; +		omap_ctrl_writel(reg, control_pbias_offset); + +		/* 100ms delay required for PBIAS configuration */ +		msleep(100); + +		reg |= OMAP343X_PBIASLITEVMODE1; +		reg |= OMAP343X_PBIASLITEPWRDNZ1; +		omap_ctrl_writel(reg | 0x300, control_pbias_offset); +	} +} + +static inline void __init board_smsc911x_init(void) +{ +	if (machine_is_omap3530_lv_som()) { +		/* OMAP3530 LV SOM board */ +		board_smsc911x_data.gpio_irq = +					OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ; +		omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT); +	} else if (machine_is_omap3_torpedo()) { +		/* OMAP3 Torpedo board */ +		board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ; +		omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT); +	} else { +		/* unsupported board */ +		printk(KERN_ERR "%s(): unknown machine type\n", __func__); +		return; +	} + +	gpmc_smsc911x_init(&board_smsc911x_data); +} +  static void __init omap3logic_init_irq(void)  {  	omap2_init_common_hw(NULL, NULL); @@ -149,11 +202,23 @@ static void __init omap3logic_init_irq(void)  	omap_gpio_init();  } +#ifdef CONFIG_OMAP_MUX +static struct omap_board_mux board_mux[] __initdata = { +	{ .reg_offset = OMAP_MUX_TERMINATOR }, +}; +#else +#define board_mux       NULL +#endif +  static void __init omap3logic_init(void)  { +	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); +	omap3torpedo_fix_pbias_voltage();  	omap3logic_i2c_init();  	omap_serial_init();  	board_mmc_init(); +	board_smsc911x_init(); +  	/* Ensure SDRC pins are mux'd for self-refresh */  	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);  	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);  |