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Diffstat (limited to 'arch/arm/mach-omap2/board-am3517evm.c')
-rw-r--r--arch/arm/mach-omap2/board-am3517evm.c170
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)