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authorviresh kumar <viresh.kumar@st.com>2010-04-01 12:31:29 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-04-14 11:34:38 +0100
commit70f4c0bf9e4d067744ee453bc37c0c4adcea6e53 (patch)
tree0918b10d980c503c258687a0c65b8d0428d3a455 /arch/arm/mach-spear3xx
parentb77932a4d265586748f05a8c8fad7ef4174c0296 (diff)
downloadblackbird-op-linux-70f4c0bf9e4d067744ee453bc37c0c4adcea6e53.tar.gz
blackbird-op-linux-70f4c0bf9e4d067744ee453bc37c0c4adcea6e53.zip
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: Linus Walleij <linux.walleij@stericsson.com> Signed-off-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-spear3xx')
-rw-r--r--arch/arm/mach-spear3xx/include/mach/generic.h161
-rw-r--r--arch/arm/mach-spear3xx/spear300.c358
-rw-r--r--arch/arm/mach-spear3xx/spear300_evb.c22
-rw-r--r--arch/arm/mach-spear3xx/spear310.c129
-rw-r--r--arch/arm/mach-spear3xx/spear310_evb.c30
-rw-r--r--arch/arm/mach-spear3xx/spear320.c374
-rw-r--r--arch/arm/mach-spear3xx/spear320_evb.c27
-rw-r--r--arch/arm/mach-spear3xx/spear3xx.c447
8 files changed, 1541 insertions, 7 deletions
diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index aeea8453a9e2..af7e02c909a3 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -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 */
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index 63aca8fc3ebb..66e7fcd8baf8 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -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);
+}
diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c
index 1272a385c208..bb21db152a23 100644
--- a/arch/arm/mach-spear3xx/spear300_evb.c
+++ b/arch/arm/mach-spear3xx/spear300_evb.c
@@ -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));
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index 6eb62f9de7ee..dd5a57282711 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -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);
+}
diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c
index e781b2b7f137..7facf6643199 100644
--- a/arch/arm/mach-spear3xx/spear310_evb.c
+++ b/arch/arm/mach-spear3xx/spear310_evb.c
@@ -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));
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index 72d45489dcb0..2cedf5eb9ec9 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -16,10 +16,384 @@
#include <mach/generic.h>
#include <mach/spear.h>
+/* pad multiplexing support */
+/* muxing registers */
+#define PAD_MUX_CONFIG_REG 0x0C
+#define MODE_CONFIG_REG 0x10
+
+/* modes */
+#define AUTO_NET_SMII_MODE (1 << 0)
+#define AUTO_NET_MII_MODE (1 << 1)
+#define AUTO_EXP_MODE (1 << 2)
+#define SMALL_PRINTERS_MODE (1 << 3)
+#define ALL_MODES 0xF
+
+struct pmx_mode auto_net_smii_mode = {
+ .id = AUTO_NET_SMII_MODE,
+ .name = "Automation Networking SMII Mode",
+ .mask = 0x00,
+};
+
+struct pmx_mode auto_net_mii_mode = {
+ .id = AUTO_NET_MII_MODE,
+ .name = "Automation Networking MII Mode",
+ .mask = 0x01,
+};
+
+struct pmx_mode auto_exp_mode = {
+ .id = AUTO_EXP_MODE,
+ .name = "Automation Expanded Mode",
+ .mask = 0x02,
+};
+
+struct pmx_mode small_printers_mode = {
+ .id = SMALL_PRINTERS_MODE,
+ .name = "Small Printers Mode",
+ .mask = 0x03,
+};
+
+/* devices */
+struct pmx_dev_mode pmx_clcd_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE,
+ .mask = 0x0,
+ },
+};
+
+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_emi_modes[] = {
+ {
+ .ids = AUTO_EXP_MODE,
+ .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
+ },
+};
+
+struct pmx_dev pmx_emi = {
+ .name = "emi",
+ .modes = pmx_emi_modes,
+ .mode_count = ARRAY_SIZE(pmx_emi_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_fsmc_modes[] = {
+ {
+ .ids = ALL_MODES,
+ .mask = 0x0,
+ },
+};
+
+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_spp_modes[] = {
+ {
+ .ids = SMALL_PRINTERS_MODE,
+ .mask = 0x0,
+ },
+};
+
+struct pmx_dev pmx_spp = {
+ .name = "spp",
+ .modes = pmx_spp_modes,
+ .mode_count = ARRAY_SIZE(pmx_spp_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_sdio_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE |
+ SMALL_PRINTERS_MODE,
+ .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
+ },
+};
+
+struct pmx_dev pmx_sdio = {
+ .name = "sdio",
+ .modes = pmx_sdio_modes,
+ .mode_count = ARRAY_SIZE(pmx_sdio_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_i2s_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
+ .mask = PMX_UART0_MODEM_MASK,
+ },
+};
+
+struct pmx_dev pmx_i2s = {
+ .name = "i2s",
+ .modes = pmx_i2s_modes,
+ .mode_count = ARRAY_SIZE(pmx_i2s_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_uart1_modes[] = {
+ {
+ .ids = ALL_MODES,
+ .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_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_uart1_modem_modes[] = {
+ {
+ .ids = AUTO_EXP_MODE,
+ .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK |
+ PMX_SSP_CS_MASK,
+ }, {
+ .ids = SMALL_PRINTERS_MODE,
+ .mask = PMX_GPIO_PIN3_MASK | PMX_GPIO_PIN4_MASK |
+ PMX_GPIO_PIN5_MASK | PMX_SSP_CS_MASK,
+ },
+};
+
+struct pmx_dev pmx_uart1_modem = {
+ .name = "uart1_modem",
+ .modes = pmx_uart1_modem_modes,
+ .mode_count = ARRAY_SIZE(pmx_uart1_modem_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_uart2_modes[] = {
+ {
+ .ids = ALL_MODES,
+ .mask = PMX_FIRDA_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_touchscreen_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE,
+ .mask = PMX_SSP_CS_MASK,
+ },
+};
+
+struct pmx_dev pmx_touchscreen = {
+ .name = "touchscreen",
+ .modes = pmx_touchscreen_modes,
+ .mode_count = ARRAY_SIZE(pmx_touchscreen_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_can_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | AUTO_EXP_MODE,
+ .mask = PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
+ PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
+ },
+};
+
+struct pmx_dev pmx_can = {
+ .name = "can",
+ .modes = pmx_can_modes,
+ .mode_count = ARRAY_SIZE(pmx_can_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_sdio_led_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
+ .mask = PMX_SSP_CS_MASK,
+ },
+};
+
+struct pmx_dev pmx_sdio_led = {
+ .name = "sdio_led",
+ .modes = pmx_sdio_led_modes,
+ .mode_count = ARRAY_SIZE(pmx_sdio_led_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_pwm0_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
+ .mask = PMX_UART0_MODEM_MASK,
+ }, {
+ .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_pwm0 = {
+ .name = "pwm0",
+ .modes = pmx_pwm0_modes,
+ .mode_count = ARRAY_SIZE(pmx_pwm0_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_pwm1_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
+ .mask = PMX_UART0_MODEM_MASK,
+ }, {
+ .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_pwm1 = {
+ .name = "pwm1",
+ .modes = pmx_pwm1_modes,
+ .mode_count = ARRAY_SIZE(pmx_pwm1_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_pwm2_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
+ .mask = PMX_SSP_CS_MASK,
+ }, {
+ .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_pwm2 = {
+ .name = "pwm2",
+ .modes = pmx_pwm2_modes,
+ .mode_count = ARRAY_SIZE(pmx_pwm2_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_pwm3_modes[] = {
+ {
+ .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_pwm3 = {
+ .name = "pwm3",
+ .modes = pmx_pwm3_modes,
+ .mode_count = ARRAY_SIZE(pmx_pwm3_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_ssp1_modes[] = {
+ {
+ .ids = SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_ssp1 = {
+ .name = "ssp1",
+ .modes = pmx_ssp1_modes,
+ .mode_count = ARRAY_SIZE(pmx_ssp1_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_ssp2_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_ssp2 = {
+ .name = "ssp2",
+ .modes = pmx_ssp2_modes,
+ .mode_count = ARRAY_SIZE(pmx_ssp2_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_mii1_modes[] = {
+ {
+ .ids = AUTO_NET_MII_MODE,
+ .mask = 0x0,
+ },
+};
+
+struct pmx_dev pmx_mii1 = {
+ .name = "mii1",
+ .modes = pmx_mii1_modes,
+ .mode_count = ARRAY_SIZE(pmx_mii1_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_smii0_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_smii0 = {
+ .name = "smii0",
+ .modes = pmx_smii0_modes,
+ .mode_count = ARRAY_SIZE(pmx_smii0_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_smii1_modes[] = {
+ {
+ .ids = AUTO_NET_SMII_MODE | SMALL_PRINTERS_MODE,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_smii1 = {
+ .name = "smii1",
+ .modes = pmx_smii1_modes,
+ .mode_count = ARRAY_SIZE(pmx_smii1_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_i2c1_modes[] = {
+ {
+ .ids = AUTO_EXP_MODE,
+ .mask = 0x0,
+ },
+};
+
+struct pmx_dev pmx_i2c1 = {
+ .name = "i2c1",
+ .modes = pmx_i2c1_modes,
+ .mode_count = ARRAY_SIZE(pmx_i2c1_modes),
+ .enb_on_reset = 1,
+};
+
+/* pmx driver structure */
+struct pmx_driver pmx_driver = {
+ .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x00000007},
+ .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
+};
+
/* Add spear320 specific devices here */
+/* spear320 routines */
void __init spear320_init(void)
{
/* call spear3xx family common init function */
spear3xx_init();
}
+
+void spear320_pmx_init(void)
+{
+ spear_pmx_init(&pmx_driver, SPEAR320_SOC_CONFIG_BASE,
+ SPEAR320_SOC_CONFIG_SIZE);
+}
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
index 85bc4d226212..62ac685a4135 100644
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ b/arch/arm/mach-spear3xx/spear320_evb.c
@@ -16,6 +16,27 @@
#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_mii,
+ &pmx_uart0,
+
+ /* spear320 specific devices */
+ &pmx_fsmc,
+ &pmx_sdio,
+ &pmx_i2s,
+ &pmx_uart1,
+ &pmx_uart2,
+ &pmx_can,
+ &pmx_pwm0,
+ &pmx_pwm1,
+ &pmx_pwm2,
+ &pmx_mii1,
+};
+
static struct amba_device *amba_devs[] __initdata = {
/* spear3xx specific devices */
&gpio_device,
@@ -37,6 +58,12 @@ static void __init spear320_evb_init(void)
/* call spear320 machine init function */
spear320_init();
+ /* padmux initialization */
+ pmx_driver.mode = &auto_net_mii_mode;
+ pmx_driver.devs = pmx_devs;
+ pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);
+ spear320_pmx_init();
+
/* Add Platform Devices */
platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index 82ebcd30465e..e87313aeae20 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -99,3 +99,450 @@ void __init spear3xx_map_io(void)
/* This will initialize clock framework */
clk_init();
}
+
+/* pad multiplexing support */
+/* devices */
+struct pmx_dev_mode pmx_firda_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_FIRDA_MASK,
+ },
+};
+
+struct pmx_dev pmx_firda = {
+ .name = "firda",
+ .modes = pmx_firda_modes,
+ .mode_count = ARRAY_SIZE(pmx_firda_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_i2c_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_I2C_MASK,
+ },
+};
+
+struct pmx_dev pmx_i2c = {
+ .name = "i2c",
+ .modes = pmx_i2c_modes,
+ .mode_count = ARRAY_SIZE(pmx_i2c_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_ssp_cs_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_SSP_CS_MASK,
+ },
+};
+
+struct pmx_dev pmx_ssp_cs = {
+ .name = "ssp_chip_selects",
+ .modes = pmx_ssp_cs_modes,
+ .mode_count = ARRAY_SIZE(pmx_ssp_cs_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_ssp_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_SSP_MASK,
+ },
+};
+
+struct pmx_dev pmx_ssp = {
+ .name = "ssp",
+ .modes = pmx_ssp_modes,
+ .mode_count = ARRAY_SIZE(pmx_ssp_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_mii_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_mii = {
+ .name = "mii",
+ .modes = pmx_mii_modes,
+ .mode_count = ARRAY_SIZE(pmx_mii_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin0_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN0_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin0 = {
+ .name = "gpio_pin0",
+ .modes = pmx_gpio_pin0_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin0_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin1_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN1_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin1 = {
+ .name = "gpio_pin1",
+ .modes = pmx_gpio_pin1_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin1_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin2_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN2_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin2 = {
+ .name = "gpio_pin2",
+ .modes = pmx_gpio_pin2_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin2_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin3_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN3_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin3 = {
+ .name = "gpio_pin3",
+ .modes = pmx_gpio_pin3_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin3_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin4_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN4_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin4 = {
+ .name = "gpio_pin4",
+ .modes = pmx_gpio_pin4_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin4_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_gpio_pin5_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_GPIO_PIN5_MASK,
+ },
+};
+
+struct pmx_dev pmx_gpio_pin5 = {
+ .name = "gpio_pin5",
+ .modes = pmx_gpio_pin5_modes,
+ .mode_count = ARRAY_SIZE(pmx_gpio_pin5_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_uart0_modem_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_UART0_MODEM_MASK,
+ },
+};
+
+struct pmx_dev pmx_uart0_modem = {
+ .name = "uart0_modem",
+ .modes = pmx_uart0_modem_modes,
+ .mode_count = ARRAY_SIZE(pmx_uart0_modem_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_uart0_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_UART0_MASK,
+ },
+};
+
+struct pmx_dev pmx_uart0 = {
+ .name = "uart0",
+ .modes = pmx_uart0_modes,
+ .mode_count = ARRAY_SIZE(pmx_uart0_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_timer_3_4_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_TIMER_3_4_MASK,
+ },
+};
+
+struct pmx_dev pmx_timer_3_4 = {
+ .name = "timer_3_4",
+ .modes = pmx_timer_3_4_modes,
+ .mode_count = ARRAY_SIZE(pmx_timer_3_4_modes),
+ .enb_on_reset = 0,
+};
+
+struct pmx_dev_mode pmx_timer_1_2_modes[] = {
+ {
+ .ids = 0xffffffff,
+ .mask = PMX_TIMER_1_2_MASK,
+ },
+};
+
+struct pmx_dev pmx_timer_1_2 = {
+ .name = "timer_1_2",
+ .modes = pmx_timer_1_2_modes,
+ .mode_count = ARRAY_SIZE(pmx_timer_1_2_modes),
+ .enb_on_reset = 0,
+};
+
+#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)
+/* plgpios devices */
+struct pmx_dev_mode pmx_plgpio_0_1_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_FIRDA_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_0_1 = {
+ .name = "plgpio 0 and 1",
+ .modes = pmx_plgpio_0_1_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_0_1_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_2_3_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_UART0_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_2_3 = {
+ .name = "plgpio 2 and 3",
+ .modes = pmx_plgpio_2_3_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_2_3_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_4_5_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_I2C_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_4_5 = {
+ .name = "plgpio 4 and 5",
+ .modes = pmx_plgpio_4_5_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_4_5_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_6_9_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_SSP_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_6_9 = {
+ .name = "plgpio 6 to 9",
+ .modes = pmx_plgpio_6_9_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_6_9_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_10_27_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_MII_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_10_27 = {
+ .name = "plgpio 10 to 27",
+ .modes = pmx_plgpio_10_27_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_10_27_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_28_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN0_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_28 = {
+ .name = "plgpio 28",
+ .modes = pmx_plgpio_28_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_28_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_29_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN1_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_29 = {
+ .name = "plgpio 29",
+ .modes = pmx_plgpio_29_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_29_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_30_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN2_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_30 = {
+ .name = "plgpio 30",
+ .modes = pmx_plgpio_30_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_30_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_31_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN3_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_31 = {
+ .name = "plgpio 31",
+ .modes = pmx_plgpio_31_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_31_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_32_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN4_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_32 = {
+ .name = "plgpio 32",
+ .modes = pmx_plgpio_32_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_32_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_33_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_GPIO_PIN5_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_33 = {
+ .name = "plgpio 33",
+ .modes = pmx_plgpio_33_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_33_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_34_36_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_SSP_CS_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_34_36 = {
+ .name = "plgpio 34 to 36",
+ .modes = pmx_plgpio_34_36_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_34_36_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_37_42_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_UART0_MODEM_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_37_42 = {
+ .name = "plgpio 37 to 42",
+ .modes = pmx_plgpio_37_42_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_37_42_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_43_44_47_48_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_TIMER_1_2_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_43_44_47_48 = {
+ .name = "plgpio 43, 44, 47 and 48",
+ .modes = pmx_plgpio_43_44_47_48_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_43_44_47_48_modes),
+ .enb_on_reset = 1,
+};
+
+struct pmx_dev_mode pmx_plgpio_45_46_49_50_modes[] = {
+ {
+ .ids = 0x00,
+ .mask = PMX_TIMER_3_4_MASK,
+ },
+};
+
+struct pmx_dev pmx_plgpio_45_46_49_50 = {
+ .name = "plgpio 45, 46, 49 and 50",
+ .modes = pmx_plgpio_45_46_49_50_modes,
+ .mode_count = ARRAY_SIZE(pmx_plgpio_45_46_49_50_modes),
+ .enb_on_reset = 1,
+};
+
+#endif
+
+/* spear padmux initialization function */
+void spear_pmx_init(struct pmx_driver *pmx_driver, uint base, uint size)
+{
+ int ret = 0;
+
+ /* pad mux initialization */
+ pmx_driver->base = ioremap(base, size);
+ if (!pmx_driver->base) {
+ ret = -ENOMEM;
+ goto pmx_fail;
+ }
+
+ ret = pmx_register(pmx_driver);
+ iounmap(pmx_driver->base);
+
+pmx_fail:
+ if (ret)
+ printk(KERN_ERR "padmux: registeration failed. err no: %d\n",
+ ret);
+}
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