diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-am3517evm.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-am3517evm.c | 170 |
1 files changed, 158 insertions, 12 deletions
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 6ae880585d54..af383a876943 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -21,6 +21,8 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/i2c/pca953x.h> +#include <linux/can/platform/ti_hecc.h> +#include <linux/davinci_emac.h> #include <mach/hardware.h> #include <mach/am35xx.h> @@ -30,16 +32,111 @@ #include <plat/board.h> #include <plat/common.h> +#include <plat/control.h> #include <plat/usb.h> #include <plat/display.h> #include "mux.h" +#define AM35XX_EVM_PHY_MASK (0xF) +#define AM35XX_EVM_MDIO_FREQUENCY (1000000) + +static struct emac_platform_data am3517_evm_emac_pdata = { + .phy_mask = AM35XX_EVM_PHY_MASK, + .mdio_max_freq = AM35XX_EVM_MDIO_FREQUENCY, + .rmii_en = 1, +}; + +static struct resource am3517_emac_resources[] = { + { + .start = AM35XX_IPSS_EMAC_BASE, + .end = AM35XX_IPSS_EMAC_BASE + 0x3FFFF, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_35XX_EMAC_C0_RXTHRESH_IRQ, + .end = INT_35XX_EMAC_C0_RXTHRESH_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = INT_35XX_EMAC_C0_RX_PULSE_IRQ, + .end = INT_35XX_EMAC_C0_RX_PULSE_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = INT_35XX_EMAC_C0_TX_PULSE_IRQ, + .end = INT_35XX_EMAC_C0_TX_PULSE_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = INT_35XX_EMAC_C0_MISC_PULSE_IRQ, + .end = INT_35XX_EMAC_C0_MISC_PULSE_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device am3517_emac_device = { + .name = "davinci_emac", + .id = -1, + .num_resources = ARRAY_SIZE(am3517_emac_resources), + .resource = am3517_emac_resources, +}; + +static void am3517_enable_ethernet_int(void) +{ + u32 regval; + + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); + regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR | + AM35XX_CPGMAC_C0_TX_PULSE_CLR | + AM35XX_CPGMAC_C0_MISC_PULSE_CLR | + AM35XX_CPGMAC_C0_RX_THRESH_CLR); + omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR); + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); +} + +static void am3517_disable_ethernet_int(void) +{ + u32 regval; + + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); + regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR | + AM35XX_CPGMAC_C0_TX_PULSE_CLR); + omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR); + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); +} + +void am3517_evm_ethernet_init(struct emac_platform_data *pdata) +{ + unsigned int regval; + + pdata->ctrl_reg_offset = AM35XX_EMAC_CNTRL_OFFSET; + pdata->ctrl_mod_reg_offset = AM35XX_EMAC_CNTRL_MOD_OFFSET; + pdata->ctrl_ram_offset = AM35XX_EMAC_CNTRL_RAM_OFFSET; + pdata->mdio_reg_offset = AM35XX_EMAC_MDIO_OFFSET; + pdata->ctrl_ram_size = AM35XX_EMAC_CNTRL_RAM_SIZE; + pdata->version = EMAC_VERSION_2; + pdata->hw_ram_addr = AM35XX_EMAC_HW_RAM_ADDR; + pdata->interrupt_enable = am3517_enable_ethernet_int; + pdata->interrupt_disable = am3517_disable_ethernet_int; + am3517_emac_device.dev.platform_data = pdata; + platform_device_register(&am3517_emac_device); + + regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); + regval = regval & (~(AM35XX_CPGMACSS_SW_RST)); + omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET); + regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); + + return ; +} + + + #define LCD_PANEL_PWR 176 #define LCD_PANEL_BKLIGHT_PWR 182 #define LCD_PANEL_PWM 181 -static struct i2c_board_info __initdata am3517evm_i2c_boardinfo[] = { +static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = { { I2C_BOARD_INFO("s35390a", 0x30), .type = "s35390a", @@ -69,7 +166,7 @@ static void __init am3517_evm_rtc_init(void) gpio_free(GPIO_RTCS35390A_IRQ); return; } - am3517evm_i2c_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ); + am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ); } /* @@ -80,7 +177,7 @@ static void __init am3517_evm_rtc_init(void) static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = { .gpio_base = OMAP_MAX_GPIO_LINES, }; -static struct i2c_board_info __initdata am3517evm_tca6416_info_0[] = { +static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = { { I2C_BOARD_INFO("tca6416", 0x21), .platform_data = &am3517evm_gpio_expander_info_0, @@ -94,7 +191,7 @@ static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = { static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = { .gpio_base = OMAP_MAX_GPIO_LINES + 32, }; -static struct i2c_board_info __initdata am3517evm_ui_tca6416_info[] = { +static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = { { I2C_BOARD_INFO("tca6416", 0x20), .platform_data = &am3517evm_ui_gpio_expander_info_1, @@ -108,10 +205,10 @@ static struct i2c_board_info __initdata am3517evm_ui_tca6416_info[] = { static int __init am3517_evm_i2c_init(void) { omap_register_i2c_bus(1, 400, NULL, 0); - omap_register_i2c_bus(2, 400, am3517evm_tca6416_info_0, - ARRAY_SIZE(am3517evm_tca6416_info_0)); - omap_register_i2c_bus(3, 400, am3517evm_ui_tca6416_info, - ARRAY_SIZE(am3517evm_ui_tca6416_info)); + omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo, + ARRAY_SIZE(am3517evm_i2c2_boardinfo)); + omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo, + ARRAY_SIZE(am3517evm_i2c3_boardinfo)); return 0; } @@ -119,6 +216,8 @@ static int __init am3517_evm_i2c_init(void) static int lcd_enabled; static int dvi_enabled; +#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \ + defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE) static void __init am3517_evm_display_init(void) { int r; @@ -162,6 +261,9 @@ err_2: err_1: gpio_free(LCD_PANEL_BKLIGHT_PWR); } +#else +static void __init am3517_evm_display_init(void) {} +#endif static int am3517_evm_panel_enable_lcd(struct omap_dss_device *dssdev) { @@ -275,7 +377,12 @@ static void __init am3517_evm_init_irq(void) static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, +#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \ + defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE) + .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN, +#else .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, +#endif .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, .phy_reset = true, @@ -292,11 +399,47 @@ static struct omap_board_mux board_mux[] __initdata = { #define board_mux NULL #endif -static void __init am3517_evm_init(void) + +static struct resource am3517_hecc_resources[] = { + { + .start = AM35XX_IPSS_HECC_BASE, + .end = AM35XX_IPSS_HECC_BASE + 0x3FFF, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_35XX_HECC0_IRQ, + .end = INT_35XX_HECC0_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device am3517_hecc_device = { + .name = "ti_hecc", + .id = -1, + .num_resources = ARRAY_SIZE(am3517_hecc_resources), + .resource = am3517_hecc_resources, +}; + +static struct ti_hecc_platform_data am3517_evm_hecc_pdata = { + .scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET, + .scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET, + .hecc_ram_offset = AM35XX_HECC_RAM_OFFSET, + .mbx_offset = AM35XX_HECC_MBOX_OFFSET, + .int_line = AM35XX_HECC_INT_LINE, + .version = AM35XX_HECC_VERSION, +}; + +static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata) { - am3517_evm_i2c_init(); + am3517_hecc_device.dev.platform_data = pdata; + platform_device_register(&am3517_hecc_device); +} +static void __init am3517_evm_init(void) +{ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); + + am3517_evm_i2c_init(); platform_add_devices(am3517_evm_devices, ARRAY_SIZE(am3517_evm_devices)); @@ -305,14 +448,17 @@ static void __init am3517_evm_init(void) /* Configure GPIO for EHCI port */ omap_mux_init_gpio(57, OMAP_PIN_OUTPUT); usb_ehci_init(&ehci_pdata); + am3517_evm_hecc_init(&am3517_evm_hecc_pdata); /* DSS */ am3517_evm_display_init(); /* RTC - S35390A */ am3517_evm_rtc_init(); - i2c_register_board_info(1, am3517evm_i2c_boardinfo, - ARRAY_SIZE(am3517evm_i2c_boardinfo)); + i2c_register_board_info(1, am3517evm_i2c1_boardinfo, + ARRAY_SIZE(am3517evm_i2c1_boardinfo)); + /*Ethernet*/ + am3517_evm_ethernet_init(&am3517_evm_emac_pdata); } static void __init am3517_evm_map_io(void) |