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Commit 70f4c0bf authored by Viresh Kumar's avatar Viresh Kumar Committed by Russell King
Browse files

ARM: 6020/1: ST SPEAr: Adding gpio pad multiplexing support 



GPIO Pads in spear platform are are multiplexed in various machines.
This patch adds support for this pad multiplexing.

Reviewed-by: default avatarLinus Walleij <linux.walleij@stericsson.com>
Signed-off-by: default avatarViresh Kumar <viresh.kumar@st.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent b77932a4

arch/arm/mach-spear3xx/include/mach/generic.h

+154 −7
Original line number Diff line number Diff line
@@ -19,7 +19,9 @@ 
#include <linux/init.h>

#include <linux/platform_device.h>

#include <linux/amba/bus.h>

#include <plat/padmux.h>



/* spear3xx declarations */

/*

 * Each GPT has 2 timer channels

 * Following GPT channels will be used as clock source and clockevent
@@ -34,25 +36,170 @@ extern struct amba_device uart_device; 
extern struct sys_timer spear_sys_timer;



/* Add spear3xx family function declarations here */

void __init clk_init(void);

void __init spear3xx_map_io(void);

void __init spear3xx_init_irq(void);

void __init spear3xx_init(void);

void __init spear300_init(void);

void __init spear310_init(void);

void __init spear320_init(void);

void __init clk_init(void);

void spear_pmx_init(struct pmx_driver *pmx_driver, uint base, uint size);



/* Add spear300 machine device structure declarations here */

/* pad mux declarations */

#define PMX_FIRDA_MASK		(1 << 14)

#define PMX_I2C_MASK		(1 << 13)

#define PMX_SSP_CS_MASK		(1 << 12)

#define PMX_SSP_MASK		(1 << 11)

#define PMX_MII_MASK		(1 << 10)

#define PMX_GPIO_PIN0_MASK	(1 << 9)

#define PMX_GPIO_PIN1_MASK	(1 << 8)

#define PMX_GPIO_PIN2_MASK	(1 << 7)

#define PMX_GPIO_PIN3_MASK	(1 << 6)

#define PMX_GPIO_PIN4_MASK	(1 << 5)

#define PMX_GPIO_PIN5_MASK	(1 << 4)

#define PMX_UART0_MODEM_MASK	(1 << 3)

#define PMX_UART0_MASK		(1 << 2)

#define PMX_TIMER_3_4_MASK	(1 << 1)

#define PMX_TIMER_1_2_MASK	(1 << 0)



/* pad mux devices */

extern struct pmx_dev pmx_firda;

extern struct pmx_dev pmx_i2c;

extern struct pmx_dev pmx_ssp_cs;

extern struct pmx_dev pmx_ssp;

extern struct pmx_dev pmx_mii;

extern struct pmx_dev pmx_gpio_pin0;

extern struct pmx_dev pmx_gpio_pin1;

extern struct pmx_dev pmx_gpio_pin2;

extern struct pmx_dev pmx_gpio_pin3;

extern struct pmx_dev pmx_gpio_pin4;

extern struct pmx_dev pmx_gpio_pin5;

extern struct pmx_dev pmx_uart0_modem;

extern struct pmx_dev pmx_uart0;

extern struct pmx_dev pmx_timer_3_4;

extern struct pmx_dev pmx_timer_1_2;



#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)

/* padmux plgpio devices */

extern struct pmx_dev pmx_plgpio_0_1;

extern struct pmx_dev pmx_plgpio_2_3;

extern struct pmx_dev pmx_plgpio_4_5;

extern struct pmx_dev pmx_plgpio_6_9;

extern struct pmx_dev pmx_plgpio_10_27;

extern struct pmx_dev pmx_plgpio_28;

extern struct pmx_dev pmx_plgpio_29;

extern struct pmx_dev pmx_plgpio_30;

extern struct pmx_dev pmx_plgpio_31;

extern struct pmx_dev pmx_plgpio_32;

extern struct pmx_dev pmx_plgpio_33;

extern struct pmx_dev pmx_plgpio_34_36;

extern struct pmx_dev pmx_plgpio_37_42;

extern struct pmx_dev pmx_plgpio_43_44_47_48;

extern struct pmx_dev pmx_plgpio_45_46_49_50;

#endif



extern struct pmx_driver pmx_driver;



/* spear300 declarations */

#ifdef CONFIG_MACH_SPEAR300

/* Add spear300 machine device structure declarations here */

extern struct amba_device gpio1_device;



/* pad mux modes */

extern struct pmx_mode nand_mode;

extern struct pmx_mode nor_mode;

extern struct pmx_mode photo_frame_mode;

extern struct pmx_mode lend_ip_phone_mode;

extern struct pmx_mode hend_ip_phone_mode;

extern struct pmx_mode lend_wifi_phone_mode;

extern struct pmx_mode hend_wifi_phone_mode;

extern struct pmx_mode ata_pabx_wi2s_mode;

extern struct pmx_mode ata_pabx_i2s_mode;

extern struct pmx_mode caml_lcdw_mode;

extern struct pmx_mode camu_lcd_mode;

extern struct pmx_mode camu_wlcd_mode;

extern struct pmx_mode caml_lcd_mode;



/* pad mux devices */

extern struct pmx_dev pmx_fsmc_2_chips;

extern struct pmx_dev pmx_fsmc_4_chips;

extern struct pmx_dev pmx_keyboard;

extern struct pmx_dev pmx_clcd;

extern struct pmx_dev pmx_telecom_gpio;

extern struct pmx_dev pmx_telecom_tdm;

extern struct pmx_dev pmx_telecom_spi_cs_i2c_clk;

extern struct pmx_dev pmx_telecom_camera;

extern struct pmx_dev pmx_telecom_dac;

extern struct pmx_dev pmx_telecom_i2s;

extern struct pmx_dev pmx_telecom_boot_pins;

extern struct pmx_dev pmx_telecom_sdio_4bit;

extern struct pmx_dev pmx_telecom_sdio_8bit;

extern struct pmx_dev pmx_gpio1;



void spear300_pmx_init(void);



/* Add spear300 machine function declarations here */

void __init spear300_init(void);



#endif /* CONFIG_MACH_SPEAR300 */



/* Add spear310 machine device structure declarations here */

/* spear310 declarations */

#ifdef CONFIG_MACH_SPEAR310

/* Add spear310 machine device structure declarations here */



/* pad mux devices */

extern struct pmx_dev pmx_emi_cs_0_1_4_5;

extern struct pmx_dev pmx_emi_cs_2_3;

extern struct pmx_dev pmx_uart1;

extern struct pmx_dev pmx_uart2;

extern struct pmx_dev pmx_uart3_4_5;

extern struct pmx_dev pmx_fsmc;

extern struct pmx_dev pmx_rs485_0_1;

extern struct pmx_dev pmx_tdm0;



void spear310_pmx_init(void);



/* Add spear310 machine function declarations here */

void __init spear310_init(void);



#endif /* CONFIG_MACH_SPEAR310 */



/* Add spear320 machine device structure declarations here */

/* spear320 declarations */

#ifdef CONFIG_MACH_SPEAR320

/* Add spear320 machine device structure declarations here */



/* pad mux modes */

extern struct pmx_mode auto_net_smii_mode;

extern struct pmx_mode auto_net_mii_mode;

extern struct pmx_mode auto_exp_mode;

extern struct pmx_mode small_printers_mode;



/* pad mux devices */

extern struct pmx_dev pmx_clcd;

extern struct pmx_dev pmx_emi;

extern struct pmx_dev pmx_fsmc;

extern struct pmx_dev pmx_spp;

extern struct pmx_dev pmx_sdio;

extern struct pmx_dev pmx_i2s;

extern struct pmx_dev pmx_uart1;

extern struct pmx_dev pmx_uart1_modem;

extern struct pmx_dev pmx_uart2;

extern struct pmx_dev pmx_touchscreen;

extern struct pmx_dev pmx_can;

extern struct pmx_dev pmx_sdio_led;

extern struct pmx_dev pmx_pwm0;

extern struct pmx_dev pmx_pwm1;

extern struct pmx_dev pmx_pwm2;

extern struct pmx_dev pmx_pwm3;

extern struct pmx_dev pmx_ssp1;

extern struct pmx_dev pmx_ssp2;

extern struct pmx_dev pmx_mii1;

extern struct pmx_dev pmx_smii0;

extern struct pmx_dev pmx_smii1;

extern struct pmx_dev pmx_i2c1;



void spear320_pmx_init(void);



/* Add spear320 machine function declarations here */

void __init spear320_init(void);



#endif /* CONFIG_MACH_SPEAR320 */



#endif /* __MACH_GENERIC_H */

arch/arm/mach-spear3xx/spear300.c

+358 −0
Original line number Diff line number Diff line
@@ -18,6 +18,357 @@ 
#include <mach/generic.h>

#include <mach/spear.h>



/* pad multiplexing support */

/* muxing registers */

#define PAD_MUX_CONFIG_REG	0x00

#define MODE_CONFIG_REG		0x04



/* modes */

#define NAND_MODE			(1 << 0)

#define NOR_MODE			(1 << 1)

#define PHOTO_FRAME_MODE		(1 << 2)

#define LEND_IP_PHONE_MODE		(1 << 3)

#define HEND_IP_PHONE_MODE		(1 << 4)

#define LEND_WIFI_PHONE_MODE		(1 << 5)

#define HEND_WIFI_PHONE_MODE		(1 << 6)

#define ATA_PABX_WI2S_MODE		(1 << 7)

#define ATA_PABX_I2S_MODE		(1 << 8)

#define CAML_LCDW_MODE			(1 << 9)

#define CAMU_LCD_MODE			(1 << 10)

#define CAMU_WLCD_MODE			(1 << 11)

#define CAML_LCD_MODE			(1 << 12)

#define ALL_MODES			0x1FFF



struct pmx_mode nand_mode = {

	.id = NAND_MODE,

	.name = "nand mode",

	.mask = 0x00,

};



struct pmx_mode nor_mode = {

	.id = NOR_MODE,

	.name = "nor mode",

	.mask = 0x01,

};



struct pmx_mode photo_frame_mode = {

	.id = PHOTO_FRAME_MODE,

	.name = "photo frame mode",

	.mask = 0x02,

};



struct pmx_mode lend_ip_phone_mode = {

	.id = LEND_IP_PHONE_MODE,

	.name = "lend ip phone mode",

	.mask = 0x03,

};



struct pmx_mode hend_ip_phone_mode = {

	.id = HEND_IP_PHONE_MODE,

	.name = "hend ip phone mode",

	.mask = 0x04,

};



struct pmx_mode lend_wifi_phone_mode = {

	.id = LEND_WIFI_PHONE_MODE,

	.name = "lend wifi phone mode",

	.mask = 0x05,

};



struct pmx_mode hend_wifi_phone_mode = {

	.id = HEND_WIFI_PHONE_MODE,

	.name = "hend wifi phone mode",

	.mask = 0x06,

};



struct pmx_mode ata_pabx_wi2s_mode = {

	.id = ATA_PABX_WI2S_MODE,

	.name = "ata pabx wi2s mode",

	.mask = 0x07,

};



struct pmx_mode ata_pabx_i2s_mode = {

	.id = ATA_PABX_I2S_MODE,

	.name = "ata pabx i2s mode",

	.mask = 0x08,

};



struct pmx_mode caml_lcdw_mode = {

	.id = CAML_LCDW_MODE,

	.name = "caml lcdw mode",

	.mask = 0x0C,

};



struct pmx_mode camu_lcd_mode = {

	.id = CAMU_LCD_MODE,

	.name = "camu lcd mode",

	.mask = 0x0D,

};



struct pmx_mode camu_wlcd_mode = {

	.id = CAMU_WLCD_MODE,

	.name = "camu wlcd mode",

	.mask = 0x0E,

};



struct pmx_mode caml_lcd_mode = {

	.id = CAML_LCD_MODE,

	.name = "caml lcd mode",

	.mask = 0x0F,

};



/* devices */

struct pmx_dev_mode pmx_fsmc_2_chips_modes[] = {

	{

		.ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |

			ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,

		.mask = PMX_FIRDA_MASK,

	},

};



struct pmx_dev pmx_fsmc_2_chips = {

	.name = "fsmc_2_chips",

	.modes = pmx_fsmc_2_chips_modes,

	.mode_count = ARRAY_SIZE(pmx_fsmc_2_chips_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_fsmc_4_chips_modes[] = {

	{

		.ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |

			ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,

		.mask = PMX_FIRDA_MASK | PMX_UART0_MASK,

	},

};



struct pmx_dev pmx_fsmc_4_chips = {

	.name = "fsmc_4_chips",

	.modes = pmx_fsmc_4_chips_modes,

	.mode_count = ARRAY_SIZE(pmx_fsmc_4_chips_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_keyboard_modes[] = {

	{

		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |

			LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |

			CAML_LCDW_MODE | CAMU_LCD_MODE | CAMU_WLCD_MODE |

			CAML_LCD_MODE,

		.mask = 0x0,

	},

};



struct pmx_dev pmx_keyboard = {

	.name = "keyboard",

	.modes = pmx_keyboard_modes,

	.mode_count = ARRAY_SIZE(pmx_keyboard_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_clcd_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE,

		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK ,

	}, {

		.ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE |

			CAMU_LCD_MODE | CAML_LCD_MODE,

		.mask = PMX_TIMER_3_4_MASK,

	},

};



struct pmx_dev pmx_clcd = {

	.name = "clcd",

	.modes = pmx_clcd_modes,

	.mode_count = ARRAY_SIZE(pmx_clcd_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_gpio_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE | CAMU_LCD_MODE | CAML_LCD_MODE,

		.mask = PMX_MII_MASK,

	}, {

		.ids = LEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE,

		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,

	}, {

		.ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_WLCD_MODE,

		.mask = PMX_MII_MASK | PMX_TIMER_3_4_MASK,

	}, {

		.ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE,

		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK,

	}, {

		.ids = ATA_PABX_WI2S_MODE,

		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK

			| PMX_UART0_MODEM_MASK,

	},

};



struct pmx_dev pmx_telecom_gpio = {

	.name = "telecom_gpio",

	.modes = pmx_telecom_gpio_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_gpio_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_tdm_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |

			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE

			| HEND_WIFI_PHONE_MODE | ATA_PABX_WI2S_MODE

			| ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE

			| CAMU_WLCD_MODE | CAML_LCD_MODE,

		.mask = PMX_UART0_MODEM_MASK | PMX_SSP_CS_MASK,

	},

};



struct pmx_dev pmx_telecom_tdm = {

	.name = "telecom_tdm",

	.modes = pmx_telecom_tdm_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_tdm_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_spi_cs_i2c_clk_modes[] = {

	{

		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |

			LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE

			| ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE |

			CAML_LCDW_MODE | CAML_LCD_MODE,

		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,

	},

};



struct pmx_dev pmx_telecom_spi_cs_i2c_clk = {

	.name = "telecom_spi_cs_i2c_clk",

	.modes = pmx_telecom_spi_cs_i2c_clk_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_spi_cs_i2c_clk_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_camera_modes[] = {

	{

		.ids = CAML_LCDW_MODE | CAML_LCD_MODE,

		.mask = PMX_MII_MASK,

	}, {

		.ids = CAMU_LCD_MODE | CAMU_WLCD_MODE,

		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK | PMX_MII_MASK,

	},

};



struct pmx_dev pmx_telecom_camera = {

	.name = "telecom_camera",

	.modes = pmx_telecom_camera_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_camera_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_dac_modes[] = {

	{

		.ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE

			| CAMU_WLCD_MODE | CAML_LCD_MODE,

		.mask = PMX_TIMER_1_2_MASK,

	},

};



struct pmx_dev pmx_telecom_dac = {

	.name = "telecom_dac",

	.modes = pmx_telecom_dac_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_dac_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_i2s_modes[] = {

	{

		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE

			| LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |

			ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE

			| CAMU_WLCD_MODE | CAML_LCD_MODE,

		.mask = PMX_UART0_MODEM_MASK,

	},

};



struct pmx_dev pmx_telecom_i2s = {

	.name = "telecom_i2s",

	.modes = pmx_telecom_i2s_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_i2s_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_boot_pins_modes[] = {

	{

		.ids = NAND_MODE | NOR_MODE,

		.mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |

			PMX_TIMER_3_4_MASK,

	},

};



struct pmx_dev pmx_telecom_boot_pins = {

	.name = "telecom_boot_pins",

	.modes = pmx_telecom_boot_pins_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_boot_pins_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_sdio_4bit_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |

			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |

			HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |

			CAMU_WLCD_MODE | CAML_LCD_MODE | ATA_PABX_WI2S_MODE |

			ATA_PABX_I2S_MODE,

		.mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |

			PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |

			PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,

	},

};



struct pmx_dev pmx_telecom_sdio_4bit = {

	.name = "telecom_sdio_4bit",

	.modes = pmx_telecom_sdio_4bit_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_sdio_4bit_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_telecom_sdio_8bit_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |

			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |

			HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |

			CAMU_WLCD_MODE | CAML_LCD_MODE,

		.mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |

			PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |

			PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK | PMX_MII_MASK,

	},

};



struct pmx_dev pmx_telecom_sdio_8bit = {

	.name = "telecom_sdio_8bit",

	.modes = pmx_telecom_sdio_8bit_modes,

	.mode_count = ARRAY_SIZE(pmx_telecom_sdio_8bit_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_gpio1_modes[] = {

	{

		.ids = PHOTO_FRAME_MODE,

		.mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |

			PMX_TIMER_3_4_MASK,

	},

};



struct pmx_dev pmx_gpio1 = {

	.name = "arm gpio1",

	.modes = pmx_gpio1_modes,

	.mode_count = ARRAY_SIZE(pmx_gpio1_modes),

	.enb_on_reset = 1,

};



/* pmx driver structure */

struct pmx_driver pmx_driver = {

	.mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x0000000f},

	.mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},

};



/* Add spear300 specific devices here */

/* arm gpio1 device registeration */

static struct pl061_platform_data gpio1_plat_data = {
@@ -38,8 +389,15 @@ struct amba_device gpio1_device = { 
	.irq = {IRQ_GEN_RAS_1, NO_IRQ},

};



/* spear300 routines */

void __init spear300_init(void)

{

	/* call spear3xx family common init function */

	spear3xx_init();

}



void spear300_pmx_init(void)

{

	spear_pmx_init(&pmx_driver, SPEAR300_SOC_CONFIG_BASE,

			SPEAR300_SOC_CONFIG_SIZE);

}

arch/arm/mach-spear3xx/spear300_evb.c

+22 −0
Original line number Diff line number Diff line
@@ -16,6 +16,22 @@ 
#include <mach/generic.h>

#include <mach/spear.h>



/* padmux devices to enable */

static struct pmx_dev *pmx_devs[] = {

	/* spear3xx specific devices */

	&pmx_i2c,

	&pmx_ssp_cs,

	&pmx_ssp,

	&pmx_mii,

	&pmx_uart0,



	/* spear300 specific devices */

	&pmx_fsmc_2_chips,

	&pmx_clcd,

	&pmx_telecom_sdio_4bit,

	&pmx_gpio1,

};



static struct amba_device *amba_devs[] __initdata = {

	/* spear3xx specific devices */

	&gpio_device,
@@ -38,6 +54,12 @@ static void __init spear300_evb_init(void) 
	/* call spear300 machine init function */

	spear300_init();



	/* padmux initialization */

	pmx_driver.mode = &photo_frame_mode;

	pmx_driver.devs = pmx_devs;

	pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);

	spear300_pmx_init();



	/* Add Platform Devices */

	platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));

arch/arm/mach-spear3xx/spear310.c

+129 −0
Original line number Diff line number Diff line
@@ -16,10 +16,139 @@ 
#include <mach/generic.h>

#include <mach/spear.h>



/* pad multiplexing support */

/* muxing registers */

#define PAD_MUX_CONFIG_REG	0x08



/* devices */

struct pmx_dev_mode pmx_emi_cs_0_1_4_5_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_TIMER_3_4_MASK,

	},

};



struct pmx_dev pmx_emi_cs_0_1_4_5 = {

	.name = "emi_cs_0_1_4_5",

	.modes = pmx_emi_cs_0_1_4_5_modes,

	.mode_count = ARRAY_SIZE(pmx_emi_cs_0_1_4_5_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_emi_cs_2_3_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_TIMER_1_2_MASK,

	},

};



struct pmx_dev pmx_emi_cs_2_3 = {

	.name = "emi_cs_2_3",

	.modes = pmx_emi_cs_2_3_modes,

	.mode_count = ARRAY_SIZE(pmx_emi_cs_2_3_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_uart1_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_FIRDA_MASK,

	},

};



struct pmx_dev pmx_uart1 = {

	.name = "uart1",

	.modes = pmx_uart1_modes,

	.mode_count = ARRAY_SIZE(pmx_uart1_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_uart2_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_TIMER_1_2_MASK,

	},

};



struct pmx_dev pmx_uart2 = {

	.name = "uart2",

	.modes = pmx_uart2_modes,

	.mode_count = ARRAY_SIZE(pmx_uart2_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_uart3_4_5_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_UART0_MODEM_MASK,

	},

};



struct pmx_dev pmx_uart3_4_5 = {

	.name = "uart3_4_5",

	.modes = pmx_uart3_4_5_modes,

	.mode_count = ARRAY_SIZE(pmx_uart3_4_5_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_fsmc_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_SSP_CS_MASK,

	},

};



struct pmx_dev pmx_fsmc = {

	.name = "fsmc",

	.modes = pmx_fsmc_modes,

	.mode_count = ARRAY_SIZE(pmx_fsmc_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_rs485_0_1_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_MII_MASK,

	},

};



struct pmx_dev pmx_rs485_0_1 = {

	.name = "rs485_0_1",

	.modes = pmx_rs485_0_1_modes,

	.mode_count = ARRAY_SIZE(pmx_rs485_0_1_modes),

	.enb_on_reset = 1,

};



struct pmx_dev_mode pmx_tdm0_modes[] = {

	{

		.ids = 0x00,

		.mask = PMX_MII_MASK,

	},

};



struct pmx_dev pmx_tdm0 = {

	.name = "tdm0",

	.modes = pmx_tdm0_modes,

	.mode_count = ARRAY_SIZE(pmx_tdm0_modes),

	.enb_on_reset = 1,

};



/* pmx driver structure */

struct pmx_driver pmx_driver = {

	.mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},

};



/* Add spear310 specific devices here */



/* spear310 routines */

void __init spear310_init(void)

{

	/* call spear3xx family common init function */

	spear3xx_init();

}



void spear310_pmx_init(void)

{

	spear_pmx_init(&pmx_driver, SPEAR310_SOC_CONFIG_BASE,

			SPEAR310_SOC_CONFIG_SIZE);

}

arch/arm/mach-spear3xx/spear310_evb.c

+30 −0
Original line number Diff line number Diff line
@@ -16,6 +16,30 @@ 
#include <mach/generic.h>

#include <mach/spear.h>



/* padmux devices to enable */

static struct pmx_dev *pmx_devs[] = {

	/* spear3xx specific devices */

	&pmx_i2c,

	&pmx_ssp,

	&pmx_gpio_pin0,

	&pmx_gpio_pin1,

	&pmx_gpio_pin2,

	&pmx_gpio_pin3,

	&pmx_gpio_pin4,

	&pmx_gpio_pin5,

	&pmx_uart0,



	/* spear310 specific devices */

	&pmx_emi_cs_0_1_4_5,

	&pmx_emi_cs_2_3,

	&pmx_uart1,

	&pmx_uart2,

	&pmx_uart3_4_5,

	&pmx_fsmc,

	&pmx_rs485_0_1,

	&pmx_tdm0,

};



static struct amba_device *amba_devs[] __initdata = {

	/* spear3xx specific devices */

	&gpio_device,
@@ -37,6 +61,12 @@ static void __init spear310_evb_init(void) 
	/* call spear310 machine init function */

	spear310_init();



	/* padmux initialization */

	pmx_driver.mode = NULL;

	pmx_driver.devs = pmx_devs;

	pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);

	spear310_pmx_init();



	/* Add Platform Devices */

	platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));