static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
unsigned long timeout;
if (power_on) {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg |= OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK;
if ((1 << vdd) <= MMC_VDD_165_195)
reg &= ~OMAP4_MMC1_PBIASLITE_VMODE_MASK;
else
reg |= OMAP4_MMC1_PBIASLITE_VMODE_MASK;
reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
timeout = jiffies + msecs_to_jiffies(5);
do {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
if (!(reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK))
break;
usleep_range(100, 200);
} while (!time_after(jiffies, timeout));
if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) {
pr_err("Pbias Voltage is not same as LDO\n");
/* Caution : On VMODE_ERROR Power Down MMC IO */
reg &= ~(OMAP4_MMC1_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
}
}
static void tsp_set_power_gpio(bool on)
{
u32 r;
if (on) {
pr_info("tsp: power on.\n");
gpio_set_value(tsp_gpios[GPIO_TOUCH_EN].gpio, 1);
r = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r &= ~OMAP4_I2C3_SDA_PULLUPRESX_MASK;
r &= ~OMAP4_I2C3_SCL_PULLUPRESX_MASK;
omap4_ctrl_pad_writel(r,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
} else {
pr_info("tsp: power off.\n");
gpio_set_value(tsp_gpios[GPIO_TOUCH_EN].gpio, 0);
/* Below register settings needed by prevent current leakage. */
r = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= OMAP4_I2C3_SDA_PULLUPRESX_MASK;
r |= OMAP4_I2C3_SCL_PULLUPRESX_MASK;
omap4_ctrl_pad_writel(r,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_MUX_MODE3,
tsp_gpios[GPIO_TOUCH_nINT].gpio);
}
return;
}
static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
if (power_on) {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg |= OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK;
if ((1 << vdd) <= MMC_VDD_165_195)
reg &= ~OMAP4_MMC1_PBIASLITE_VMODE_MASK;
else
reg |= OMAP4_MMC1_PBIASLITE_VMODE_MASK;
reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_USBC1_ICUSB_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
/* 4 microsec delay for comparator to generate an error*/
udelay(4);
reg = omap4_ctrl_pad_readl(control_pbias_offset);
if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) {
pr_err("Pbias Voltage is not same as LDO\n");
/* Caution : On VMODE_ERROR Power Down MMC IO */
reg &= ~(OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_USBC1_ICUSB_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
} else {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_MMC1_PBIASLITE_VMODE_MASK |
OMAP4_USBC1_ICUSB_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
}
static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
unsigned long timeout;
if (power_on) {
int use_3_volt_mode = !((1 << vdd) <= MMC_VDD_165_195);
int dont_try_again = 0;
try_again:
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg |= OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK;
if (!use_3_volt_mode)
reg &= ~OMAP4_MMC1_PBIASLITE_VMODE_MASK;
else
reg |= OMAP4_MMC1_PBIASLITE_VMODE_MASK;
reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
timeout = jiffies + msecs_to_jiffies(5);
do {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
/* If we detect an error, stop immediately to handle it.
* Otherwise, keep going to make sure that no error
* shows up within our timeout
*/
if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK)
break;
usleep_range(100, 200);
} while (!time_after(jiffies, timeout));
if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) {
/* Caution : On VMODE_ERROR Power Down MMC IO */
reg &= ~(OMAP4_MMC1_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
if (!dont_try_again) {
use_3_volt_mode = !use_3_volt_mode;
pr_warn("Pbias Voltage is not the same as LDO,"
"reconfiguring for %sv mode.\n",
use_3_volt_mode ? "3" : "1.8");
usleep_range(100, 200);
dont_try_again = 1;
goto try_again;
} else {
pr_err("Pbias Voltage is still not the same as"
" LDO. Forcing shutdown\n");
}
}
}
}
static struct omap_hwmod_mux_info *
setup_4430ehci_io_mux(const enum usbhs_omap_port_mode *port_mode)
{
struct omap_device_pad *pads;
int pads_cnt;
u32 val = 0;
switch (port_mode[0]) {
case OMAP_EHCI_PORT_MODE_PHY:
pads = port1_phy_pads;
pads_cnt = ARRAY_SIZE(port1_phy_pads);
break;
case OMAP_EHCI_PORT_MODE_TLL:
pads = port1_tll_pads;
pads_cnt = ARRAY_SIZE(port1_tll_pads);
/* Errata i687: set I/O drive strength to 1 */
if (cpu_is_omap443x()) {
val = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
val |= OMAP4_USBB1_DR0_DS_MASK;
omap4_ctrl_pad_writel(val, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
}
break;
case OMAP_USBHS_PORT_MODE_UNUSED:
default:
break;
}
switch (port_mode[1]) {
case OMAP_EHCI_PORT_MODE_PHY:
pads = port2_phy_pads;
pads_cnt = ARRAY_SIZE(port2_phy_pads);
break;
case OMAP_EHCI_PORT_MODE_TLL:
pads = port2_tll_pads;
pads_cnt = ARRAY_SIZE(port2_tll_pads);
/* Errata i687: set I/O drive strength to 1 */
if (cpu_is_omap443x()) {
val = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
val |= OMAP4_USBB2_DR0_DS_MASK;
omap4_ctrl_pad_writel(val, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
}
break;
case OMAP_USBHS_PORT_MODE_UNUSED:
default:
break;
}
return omap_hwmod_mux_init(pads, pads_cnt);
}
static void __init kona_i2c_init(void)
{
u32 r;
omap_i2c_hwspinlock_init(1, 0, &kona_i2c_1_bus_pdata);
omap_i2c_hwspinlock_init(2, 1, &kona_i2c_2_bus_pdata);
omap_i2c_hwspinlock_init(3, 2, &kona_i2c_3_bus_pdata);
omap_i2c_hwspinlock_init(4, 3, &kona_i2c_4_bus_pdata);
omap_register_i2c_bus_board_data(1, &kona_i2c_1_bus_pdata);
omap_register_i2c_bus_board_data(2, &kona_i2c_2_bus_pdata);
omap_register_i2c_bus_board_data(3, &kona_i2c_3_bus_pdata);
omap_register_i2c_bus_board_data(4, &kona_i2c_4_bus_pdata);
/*
* Phoenix Audio IC needs I2C1 to
* start with 400 KHz or less
*/
omap_register_i2c_bus(1, 400, NULL, 0);
omap_register_i2c_bus(2, 400, kona_i2c_board_info,
ARRAY_SIZE(kona_i2c_board_info));
omap_register_i2c_bus(3, 400, NULL, 0);
omap_register_i2c_bus(4, 400, NULL, 0);
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= (1 << OMAP4_I2C3_SDA_PULLUPRESX_SHIFT);
r |= (1 << OMAP4_I2C3_SCL_PULLUPRESX_SHIFT);
omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
}
static void omap4_tuna_init_hw_rev(void)
{
int ret;
int i;
u32 r;
/* Disable weak driver pulldown on usbb2_hsic_strobe */
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_USBB_HSIC);
r &= ~OMAP4_USBB2_HSIC_STROBE_WD_MASK;
omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_USBB_HSIC);
ret = gpio_request_array(tuna_hw_rev_gpios,
ARRAY_SIZE(tuna_hw_rev_gpios));
BUG_ON(ret);
for (i = 0; i < ARRAY_SIZE(tuna_hw_rev_gpios); i++)
tuna_hw_rev |= gpio_get_value(tuna_hw_rev_gpios[i].gpio) << i;
snprintf(omap4_tuna_bd_info_string,
ARRAY_SIZE(omap4_tuna_bd_info_string),
"Tuna HW revision: %02x (%s), cpu %s ES%d.%d ",
tuna_hw_rev,
omap4_tuna_hw_rev_name(),
cpu_is_omap443x() ? "OMAP4430" : "OMAP4460",
(GET_OMAP_REVISION() >> 4) & 0xf,
GET_OMAP_REVISION() & 0xf);
pr_info("%s\n", omap4_tuna_bd_info_string);
mach_panic_string = omap4_tuna_bd_info_string;
}
static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
//printk(">>> omap4_hsmmc1_before_set_reg, slot: %d, power_on: %d, vdd: %d\n", slot, power_on, vdd);
/*
* Assume we power both OMAP VMMC1 (for CMD, CLK, DAT0..3) and the
* card with Vcc regulator (from twl4030 or whatever). OMAP has both
* 1.8V and 3.0V modes, controlled by the PBIAS register.
*
* In 8-bit modes, OMAP VMMC1A (for DAT4..7) needs a supply, which
* is most naturally TWL VSIM; those pins also use PBIAS.
*
* FIXME handle VMMC1A as needed ...
*/
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg &= ~(OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_USBC1_ICUSB_PWRDNZ_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
//printk("<<< omap4_hsmmc1_before_set_reg\n");
}
static void sdp4430_lcd_init(void)
{
u32 reg;
int status;
/* Enable 3 lanes in DSI1 module, disable pull down */
reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
reg &= ~OMAP4_DSI1_LANEENABLE_MASK;
reg |= 0x7 << OMAP4_DSI1_LANEENABLE_SHIFT;
reg &= ~OMAP4_DSI1_PIPD_MASK;
reg |= 0x7 << OMAP4_DSI1_PIPD_SHIFT;
omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
/* Panel Taal reset and backlight GPIO init */
status = gpio_request_one(dsi1_panel.reset_gpio, GPIOF_DIR_OUT,
"lcd_reset_gpio");
if (status)
pr_err("%s: Could not get lcd_reset_gpio\n", __func__);
if (dsi1_panel.use_ext_te) {
status = omap_mux_init_signal("gpmc_ncs4.gpio_101",
OMAP_PIN_INPUT_PULLUP);
if (status)
pr_err("%s: Could not get ext_te gpio\n", __func__);
}
status = gpio_request_one(LCD_BL_GPIO, GPIOF_DIR_OUT, "lcd_bl_gpio");
if (status)
pr_err("%s: Could not get lcd_bl_gpio\n", __func__);
gpio_set_value(LCD_BL_GPIO, 0);
}
void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
u32 reg;
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
} else {
control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
}
} else {
control_pbias_offset =
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
reg = omap4_ctrl_pad_readl(control_mmc1);
reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
reg |= (OMAP4_USBC1_DR0_SPEEDCTRL_MASK|
OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK |
OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
omap4_ctrl_pad_writel(reg, control_mmc1);
}
for (; controllers->mmc; controllers++)
omap_init_hsmmc(controllers, controllers->mmc);
}
static void __init t1_i2c_init(void)
{
u32 reg_val;
/* Disable internal pull ups for i2c 1 and 2
and enable for i2c 3 and 4 */
reg_val = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
PULLUP_DISABLE(reg_val, SCL, I2C1);
PULLUP_DISABLE(reg_val, SDA, I2C1);
PULLUP_DISABLE(reg_val, SCL, I2C2);
PULLUP_DISABLE(reg_val, SDA, I2C2);
PULLUP_ENABLE(reg_val, SCL, I2C3);
PULLUP_ENABLE(reg_val, SDA, I2C3);
PULLUP_ENABLE(reg_val, SCL, I2C4);
PULLUP_ENABLE(reg_val, SDA, I2C4);
SET_LOAD(reg_val, SCL, I2C3, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, I2C3, LOAD_860_OHM);
SET_LOAD(reg_val, SCL, I2C4, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, I2C4, LOAD_860_OHM);
omap4_ctrl_pad_writel(reg_val,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
/* 860 k, SR Enable Internal Pull up */
reg_val = omap4_ctrl_wk_pad_readl(
OMAP4_CTRL_MODULE_PAD_WKUP_CONTROL_I2C_2);
PULLUP_ENABLE(reg_val, SCL, SR);
PULLUP_ENABLE(reg_val, SDA, SR);
SET_LOAD(reg_val, SCL, SR, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, SR, LOAD_860_OHM);
omap4_ctrl_wk_pad_writel(reg_val,
OMAP4_CTRL_MODULE_PAD_WKUP_CONTROL_I2C_2);
omap_i2c_hwspinlock_init(1, 0, &t1_i2c1_bus_pdata);
omap_i2c_hwspinlock_init(2, 1, &t1_i2c2_bus_pdata);
omap_i2c_hwspinlock_init(3, 2, &t1_i2c3_bus_pdata);
omap_i2c_hwspinlock_init(4, 3, &t1_i2c4_bus_pdata);
omap_register_i2c_bus_board_data(1, &t1_i2c1_bus_pdata);
omap_register_i2c_bus_board_data(2, &t1_i2c2_bus_pdata);
omap_register_i2c_bus_board_data(3, &t1_i2c3_bus_pdata);
omap_register_i2c_bus_board_data(4, &t1_i2c4_bus_pdata);
/*
* Phoenix Audio IC needs I2C1 to
* start with 400 KHz or less
*/
#ifdef CONFIG_REGULATOR_TPS6130X
omap_register_i2c_bus(1, 400, t1_i2c1_board_info,
ARRAY_SIZE(t1_i2c_board_info));
#else
omap_register_i2c_bus(1, 400, NULL, 0);
#endif
omap_register_i2c_bus(2, 400, t1_i2c_board_info,
ARRAY_SIZE(t1_i2c_board_info));
omap_register_i2c_bus(3, 400, NULL, 0);
omap_register_i2c_bus(4, 400, NULL, 0);
}
/**
* omap2_i2c_pullup - setup pull-up resistors for I2C bus
* @bus_id: bus id counting from number 1
* @sda_pullup: Pull-up resistor for SDA and SCL pins
*
*/
void omap2_i2c_pullup(int bus_id, enum omap_i2c_pullup_values pullup)
{
u32 val = 0;
if (bus_id < 1 || bus_id > omap_i2c_nr_ports() ||
pullup > I2C_PULLUP_STD_NA_FAST_300_OM) {
pr_err("%s:Wrong pullup (%d) or use wrong I2C port (%d)\n",
__func__, pullup, bus_id);
return;
}
val = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
switch (bus_id) {
case 1:
/* Setup PULL-UP resistor for I2C-1 */
val &= ~(OMAP4_I2C1_SDA_LOAD_BITS_MASK |
OMAP4_I2C1_SCL_LOAD_BITS_MASK |
OMAP4_I2C1_SDA_PULLUPRESX_MASK |
OMAP4_I2C1_SCL_PULLUPRESX_MASK);
val |= ((pullup << OMAP4_I2C1_SDA_LOAD_BITS_SHIFT) |
(pullup << OMAP4_I2C1_SCL_LOAD_BITS_SHIFT));
break;
case 2:
/* Setup PULL-UP resistor for I2C-2 */
val &= ~(OMAP4_I2C2_SDA_LOAD_BITS_MASK |
OMAP4_I2C2_SCL_LOAD_BITS_MASK |
OMAP4_I2C2_SDA_PULLUPRESX_MASK |
OMAP4_I2C2_SCL_PULLUPRESX_MASK);
val |= ((pullup << OMAP4_I2C2_SDA_LOAD_BITS_SHIFT) |
(pullup << OMAP4_I2C2_SCL_LOAD_BITS_SHIFT));
break;
case 3:
/* Setup PULL-UP resistor for I2C-3 */
val &= ~(OMAP4_I2C3_SDA_LOAD_BITS_MASK |
OMAP4_I2C3_SCL_LOAD_BITS_MASK |
OMAP4_I2C3_SDA_PULLUPRESX_MASK |
OMAP4_I2C3_SCL_PULLUPRESX_MASK);
val |= ((pullup << OMAP4_I2C3_SDA_LOAD_BITS_SHIFT) |
(pullup << OMAP4_I2C3_SCL_LOAD_BITS_SHIFT));
break;
case 4:
/* Setup PULL-UP resistor for I2C-4 */
val &= ~(OMAP4_I2C4_SDA_LOAD_BITS_MASK |
OMAP4_I2C4_SCL_LOAD_BITS_MASK |
OMAP4_I2C4_SDA_PULLUPRESX_MASK |
OMAP4_I2C4_SCL_PULLUPRESX_MASK);
val |= ((pullup << OMAP4_I2C4_SDA_LOAD_BITS_SHIFT) |
(pullup << OMAP4_I2C4_SCL_LOAD_BITS_SHIFT));
break;
default:
return;
}
omap4_ctrl_pad_writel(val, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
}
static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg &= ~(OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_MMC1_PBIASLITE_VMODE_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
/* OMAP5 ES2.0 PBIAS setting procedure */
static void omap5_es2_before_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg &= ~(OMAP5_ES20_CONTROL_PBIAS_SDCARD_IO_PWRRDNZ);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
udelay(10);
reg &= ~(OMAP5_ES20_CONTROL_PBIAS_SDCARD_BIAS_PWRDNZ);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
static void iff_lcd_dsi_phy_init(void)
{
u32 reg;
/* Enable 5 lanes (0 ~ 4) in DSI1 */
/* Disable pull down */
reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
reg &= ~OMAP4_DSI1_LANEENABLE_MASK;
reg |= 0x1F << OMAP4_DSI1_LANEENABLE_SHIFT;
reg &= ~OMAP4_DSI1_PIPD_MASK;
reg |= 0x1F << OMAP4_DSI1_PIPD_SHIFT;
omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
}
static int __init panda_camera_init(void)
{
if (!machine_is_omap4_panda())
return 0;
panda_cam_aux_clk = clk_get(NULL, "auxclk1_ck");
if (IS_ERR(panda_cam_aux_clk)) {
printk(KERN_ERR "Unable to get auxclk1_ck\n");
return -ENODEV;
}
if (clk_set_rate(panda_cam_aux_clk,
clk_round_rate(panda_cam_aux_clk, 24000000)))
return -EINVAL;
/*
* CSI2 1(A):
* LANEENABLE[4:0] = 00111(0x7) - Lanes 0, 1 & 2 enabled
* CTRLCLKEN = 1 - Active high enable for CTRLCLK
* CAMMODE = 0 - DPHY mode
*/
omap4_ctrl_pad_writel((omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_CAMERA_RX) &
~(OMAP4_CAMERARX_CSI21_LANEENABLE_MASK |
OMAP4_CAMERARX_CSI21_CAMMODE_MASK)) |
(0x7 << OMAP4_CAMERARX_CSI21_LANEENABLE_SHIFT) |
OMAP4_CAMERARX_CSI21_CTRLCLKEN_MASK,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_CAMERA_RX);
/* Select GPIO 45 */
omap_mux_init_gpio(PANDA_GPIO_CAM_PWRDN, OMAP_PIN_OUTPUT);
/* Select GPIO 83 */
omap_mux_init_gpio(PANDA_GPIO_CAM_RESET, OMAP_PIN_OUTPUT);
/* Init FREF_CLK1_OUT */
omap_mux_init_signal("fref_clk1_out", OMAP_PIN_OUTPUT);
if (gpio_request_one(PANDA_GPIO_CAM_PWRDN, GPIOF_OUT_INIT_HIGH,
"CAM_PWRDN"))
printk(KERN_WARNING "Cannot request GPIO %d\n",
PANDA_GPIO_CAM_PWRDN);
if (gpio_request_one(PANDA_GPIO_CAM_RESET, GPIOF_OUT_INIT_HIGH,
"CAM_RESET"))
printk(KERN_WARNING "Cannot request GPIO %d\n",
PANDA_GPIO_CAM_RESET);
omap4_init_camera(&panda_iss_platform_data, &omap4iss_data);
return 0;
}
static void omap5_es2_after_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
if (power_on) {
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg |= OMAP5_ES20_CONTROL_PBIAS_SDCARD_BIAS_PWRDNZ;
omap4_ctrl_pad_writel(reg, control_pbias_offset);
udelay(150);
reg |= OMAP5_ES20_CONTROL_PBIAS_SDCARD_IO_PWRRDNZ;
omap4_ctrl_pad_writel(reg, control_pbias_offset);
udelay(150);
}
}
static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
u32 reg;
/*
* Assume we power both OMAP VMMC1 (for CMD, CLK, DAT0..3) and the
* card with Vcc regulator (from twl4030 or whatever). OMAP has both
* 1.8V and 3.0V modes, controlled by the PBIAS register.
*/
reg = omap4_ctrl_pad_readl(control_pbias_offset);
reg &= ~(OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK |
OMAP4_MMC1_PWRDNZ_MASK |
OMAP4_MMC1_PBIASLITE_VMODE_MASK);
omap4_ctrl_pad_writel(reg, control_pbias_offset);
}
static void tablet_lcd_init(void)
{
u32 reg;
int status;
/* Enable 3 lanes in DSI1 module, disable pull down */
reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
reg &= ~OMAP4_DSI1_LANEENABLE_MASK;
reg |= 0x1f << OMAP4_DSI1_LANEENABLE_SHIFT;
reg &= ~OMAP4_DSI1_PIPD_MASK;
reg |= 0x1f << OMAP4_DSI1_PIPD_SHIFT;
omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
status = gpio_request_one(tablet_dsi_panel.reset_gpio,
GPIOF_OUT_INIT_LOW, "lcd_reset_gpio");
if (status)
pr_err("%s: Could not get lcd_reset_gpio\n", __func__);
}
static void __init tablet_camera_mux_init(void)
{
u32 r = 0;
/* Enable CSI22 pads for 4460 and 4470*/
if ((cpu_is_omap446x() || cpu_is_omap447x()) &&
(omap_get_board_version() >= OMAP4_TABLET_2_0)) {
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_CAMERA_RX);
r |= (0x7 << OMAP4_CAMERARX_CSI22_LANEENABLE_SHIFT);
omap4_ctrl_pad_writel(r,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_CAMERA_RX);
omap_mux_init_signal("csi22_dx2.csi22_dx2",
OMAP_PIN_INPUT | OMAP_MUX_MODE0);
omap_mux_init_signal("csi22_dy2.csi22_dy2",
OMAP_PIN_INPUT | OMAP_MUX_MODE0);
}
}
static int __init tuna_i2c_init(void)
{
u32 r;
omap_mux_init_signal("sys_nirq1", OMAP_PIN_INPUT_PULLUP |
OMAP_WAKEUP_EN);
omap_mux_init_signal("i2c1_scl.i2c1_scl", OMAP_PIN_INPUT_PULLUP);
omap_mux_init_signal("i2c1_sda.i2c1_sda", OMAP_PIN_INPUT_PULLUP);
/*
* This will allow unused regulator to be shutdown. This flag
* should be set in the board file. Before regulators are registered.
*/
regulator_has_full_constraints();
/*
* Phoenix Audio IC needs I2C1 to
* start with 400 KHz or less
*/
omap_register_i2c_bus(1, 400, tuna_i2c1_boardinfo,
ARRAY_SIZE(tuna_i2c1_boardinfo));
omap_register_i2c_bus(2, 400, tuna_i2c2_boardinfo,
ARRAY_SIZE(tuna_i2c2_boardinfo));
omap_register_i2c_bus(3, 400, NULL, 0);
/* Disable internal pullup on i2c.4 line:
* as external 2.2K is already present
*/
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= (1 << OMAP4_I2C4_SDA_PULLUPRESX_SHIFT);
omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_register_i2c_bus(4, 400, NULL, 0);
/*
* Drive MSECURE high for TWL6030 write access.
*/
omap_mux_init_signal("fref_clk0_out.gpio_wk6", OMAP_PIN_OUTPUT);
gpio_request(6, "msecure");
gpio_direction_output(6, 1);
return 0;
}
static void __init gokey_tsp_gpio_init(void)
{
int i;
u32 r;
for (i = 0; i < ARRAY_SIZE(tsp_gpios); i++)
tsp_gpios[i].gpio =
omap_muxtbl_get_gpio_by_name(tsp_gpios[i].label);
gpio_request_array(tsp_gpios, ARRAY_SIZE(tsp_gpios));
gokey_i2c3_boardinfo[0].irq =
gpio_to_irq(tsp_gpios[GPIO_TOUCH_nINT].gpio);
/* i2c3 line using external pullup */
r = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
r |= (1 << OMAP4_I2C3_SDA_PULLUPRESX_SHIFT);
r |= (1 << OMAP4_I2C3_SCL_PULLUPRESX_SHIFT);
omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
omap_mux_set_gpio(OMAP_PIN_INPUT | OMAP_PIN_OFF_WAKEUPENABLE
| OMAP_MUX_MODE3, tsp_gpios[GPIO_TOUCH_nINT].gpio);
}
static void __init t1_i2c_init(void)
{
u32 reg_val;
/* Disable internal pull ups for i2c 1 and 2
and enable for i2c 3 and 4 */
reg_val = omap4_ctrl_pad_readl(
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
PULLUP_DISABLE(reg_val, SCL, I2C1);
PULLUP_DISABLE(reg_val, SDA, I2C1);
PULLUP_DISABLE(reg_val, SCL, I2C2);
PULLUP_DISABLE(reg_val, SDA, I2C2);
PULLUP_ENABLE(reg_val, SCL, I2C3);
PULLUP_ENABLE(reg_val, SDA, I2C3);
PULLUP_ENABLE(reg_val, SCL, I2C4);
PULLUP_ENABLE(reg_val, SDA, I2C4);
SET_LOAD(reg_val, SCL, I2C3, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, I2C3, LOAD_860_OHM);
SET_LOAD(reg_val, SCL, I2C4, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, I2C4, LOAD_860_OHM);
omap4_ctrl_pad_writel(reg_val,
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_0);
/* 860 k, SR Enable Internal Pull up */
reg_val = omap4_ctrl_wk_pad_readl(
OMAP4_CTRL_MODULE_PAD_WKUP_CONTROL_I2C_2);
PULLUP_ENABLE(reg_val, SCL, SR);
PULLUP_ENABLE(reg_val, SDA, SR);
SET_LOAD(reg_val, SCL, SR, LOAD_860_OHM);
SET_LOAD(reg_val, SDA, SR, LOAD_860_OHM);
omap4_ctrl_wk_pad_writel(reg_val,
OMAP4_CTRL_MODULE_PAD_WKUP_CONTROL_I2C_2);
/*
* Phoenix Audio IC needs I2C1 to
* start with 400 KHz or less
*/
omap_register_i2c_bus(1, 400, NULL, 0);
omap_register_i2c_bus(2, 400, t1_i2c_board_info,
ARRAY_SIZE(t1_i2c_board_info));
omap_register_i2c_bus(3, 400, NULL, 0);
omap_register_i2c_bus(4, 400, NULL, 0);
}
void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
u32 reg;
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
} else {
control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
}
} else {
control_pbias_offset =
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
reg = omap4_ctrl_pad_readl(control_mmc1);
reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
reg |= (OMAP4_USBC1_DR0_SPEEDCTRL_MASK|
OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK |
OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
omap4_ctrl_pad_writel(reg, control_mmc1);
}
// from GB MMC0 and MMC1 was swapping. [START]
#ifdef TI_FS_MMC
for (; controllers->mmc; controllers++)
omap_init_hsmmc(controllers, controllers->mmc);
#else
omap_init_hsmmc(&controllers[1], controllers[1].mmc);
omap_init_hsmmc(&controllers[0], controllers[0].mmc);
omap_init_hsmmc(&controllers[2], controllers[2].mmc);
#endif // TI_FS_MMC
// from GB MMC0 and MMC1 was swapping. [END]
sd_ldo_init();
}
void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
u32 reg;
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
} else {
control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
}
if (machine_is_omap3_pandora()) {
/* needed for gpio_126 - gpio_129 to work correctly */
reg = omap_ctrl_readl(control_pbias_offset);
reg &= ~OMAP343X_PBIASLITEVMODE1;
omap_ctrl_writel(reg, control_pbias_offset);
}
} else {
control_pbias_offset =
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
reg = omap4_ctrl_pad_readl(control_mmc1);
reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
reg |= (OMAP4_SDMMC1_DR0_SPEEDCTRL_MASK |
OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK |
OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
omap4_ctrl_pad_writel(reg, control_mmc1);
}
for (; controllers->mmc; controllers++)
omap_init_hsmmc(controllers, controllers->mmc);
}
static void cosmo_dsi_phy_init(void)
{
u32 reg;
/* Enable 3 lanes (0 ~ 2) in DSI2 */
/* Disable pull down */
reg = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
reg &= ~OMAP4_DSI2_LANEENABLE_MASK;
reg |= 0x1F << OMAP4_DSI2_LANEENABLE_SHIFT;
reg &= ~OMAP4_DSI2_PIPD_MASK;
reg |= 0x1F << OMAP4_DSI2_PIPD_SHIFT;
omap4_ctrl_pad_writel(reg, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_DSIPHY);
#ifdef CONFIG_MACH_LGE_COSMO //mo2sanghyun.lee
gpio_request(HDMI_GPIO_60 , "hdmi_gpio_60");
gpio_request(HDMI_GPIO_41 , "hdmi_gpio_41");
gpio_direction_output(HDMI_GPIO_60, 1);
gpio_direction_output(HDMI_GPIO_41, 0);
#endif
#if defined(CONFIG_DSI_CMD_MODE)
omap_mux_init_signal("gpmc_ncs6.dsi2_te0", OMAP_PIN_INPUT);
#endif
}
void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
struct omap2_hsmmc_info *c;
int nr_hsmmc = ARRAY_SIZE(hsmmc_data);
int i;
u32 reg;
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
} else {
control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
}
} else {
control_pbias_offset =
OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
reg = omap4_ctrl_pad_readl(control_mmc1);
reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK |
OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
reg |= (OMAP4_USBC1_DR0_SPEEDCTRL_MASK|
OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK |
OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
omap4_ctrl_pad_writel(reg, control_mmc1);
}
for (c = controllers; c->mmc; c++) {
struct hsmmc_controller *hc = hsmmc + c->mmc - 1;
struct omap_mmc_platform_data *mmc = hsmmc_data[c->mmc - 1];
if (!c->mmc || c->mmc > nr_hsmmc) {
pr_debug("MMC%d: no such controller\n", c->mmc);
continue;
}
if (mmc) {
pr_debug("MMC%d: already configured\n", c->mmc);
continue;
}
mmc = kzalloc(sizeof(struct omap_mmc_platform_data),
GFP_KERNEL);
if (!mmc) {
pr_err("Cannot allocate memory for mmc device!\n");
goto done;
}
if (cpu_is_ti816x())
mmc->version = MMC_CTRL_VERSION_2;
if (c->name)
strncpy(hc->name, c->name, HSMMC_NAME_LEN);
else
snprintf(hc->name, ARRAY_SIZE(hc->name),
"mmc%islot%i", c->mmc, 1);
mmc->slots[0].name = hc->name;
mmc->nr_slots = 1;
mmc->slots[0].caps = c->caps;
mmc->slots[0].internal_clock = !c->ext_clock;
mmc->dma_mask = 0xffffffff;
if (cpu_is_omap44xx())
mmc->reg_offset = OMAP4_MMC_REG_OFFSET;
else
mmc->reg_offset = 0;
mmc->get_context_loss_count = hsmmc_get_context_loss;
mmc->slots[0].switch_pin = c->gpio_cd;
mmc->slots[0].gpio_wp = c->gpio_wp;
mmc->slots[0].remux = c->remux;
mmc->slots[0].init_card = c->init_card;
if (c->cover_only)
mmc->slots[0].cover = 1;
if (c->nonremovable)
mmc->slots[0].nonremovable = 1;
if (c->power_saving)
mmc->slots[0].power_saving = 1;
if (c->no_off)
mmc->slots[0].no_off = 1;
if (c->vcc_aux_disable_is_sleep)
mmc->slots[0].vcc_aux_disable_is_sleep = 1;
/* NOTE: MMC slots should have a Vcc regulator set up.
* This may be from a TWL4030-family chip, another
* controllable regulator, or a fixed supply.
*
* temporary HACK: ocr_mask instead of fixed supply
*/
if (cpu_is_omap3505() || cpu_is_omap3517())
mmc->slots[0].ocr_mask = MMC_VDD_165_195 |
MMC_VDD_26_27 |
MMC_VDD_27_28 |
MMC_VDD_29_30 |
MMC_VDD_30_31 |
MMC_VDD_31_32;
else
mmc->slots[0].ocr_mask = c->ocr_mask;
if (cpu_is_omap3517() || cpu_is_omap3505() || cpu_is_ti81xx())
mmc->slots[0].set_power = nop_mmc_set_power;
else
mmc->slots[0].features |= HSMMC_HAS_PBIAS;
if ((cpu_is_omap44xx() && (omap_rev() > OMAP4430_REV_ES1_0)) ||
cpu_is_ti814x())
mmc->slots[0].features |= HSMMC_HAS_UPDATED_RESET;
switch (c->mmc) {
case 1:
if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
/* on-chip level shifting via PBIAS0/PBIAS1 */
if (cpu_is_omap44xx()) {
mmc->slots[0].before_set_reg =
omap4_hsmmc1_before_set_reg;
mmc->slots[0].after_set_reg =
omap4_hsmmc1_after_set_reg;
} else {
mmc->slots[0].before_set_reg =
omap_hsmmc1_before_set_reg;
mmc->slots[0].after_set_reg =
omap_hsmmc1_after_set_reg;
}
}
/* Omap3630 HSMMC1 supports only 4-bit */
if (cpu_is_omap3630() &&
(c->caps & MMC_CAP_8_BIT_DATA)) {
c->caps &= ~MMC_CAP_8_BIT_DATA;
c->caps |= MMC_CAP_4_BIT_DATA;
mmc->slots[0].caps = c->caps;
}
break;
case 2:
if (c->ext_clock)
c->transceiver = 1;
if (c->transceiver && (c->caps & MMC_CAP_8_BIT_DATA)) {
c->caps &= ~MMC_CAP_8_BIT_DATA;
c->caps |= MMC_CAP_4_BIT_DATA;
}
/* FALLTHROUGH */
case 3:
if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
/* off-chip level shifting, or none */
mmc->slots[0].before_set_reg = hsmmc23_before_set_reg;
mmc->slots[0].after_set_reg = NULL;
}
break;
default:
pr_err("MMC%d configuration not supported!\n", c->mmc);
kfree(mmc);
continue;
}
hsmmc_data[c->mmc - 1] = mmc;
}
if (!cpu_is_ti81xx())
omap2_init_mmc(hsmmc_data, OMAP34XX_NR_MMC);
else
omap2_init_mmc(hsmmc_data, TI81XX_NR_MMC);
/* pass the device nodes back to board setup code */
for (c = controllers; c->mmc; c++) {
struct omap_mmc_platform_data *mmc = hsmmc_data[c->mmc - 1];
if (!c->mmc || c->mmc > nr_hsmmc)
continue;
c->dev = mmc->dev;
}
done:
for (i = 0; i < nr_hsmmc; i++)
kfree(hsmmc_data[i]);
}
static struct omap_hwmod_mux_info * __init
setup_4430_usbhs_io_mux(struct platform_device *pdev,
const enum usbhs_omap_port_mode *port_mode)
{
const struct omap_device_pad *pads[OMAP3_HS_USB_PORTS];
int pads_cnt[OMAP3_HS_USB_PORTS];
switch (port_mode[0]) {
case OMAP_EHCI_PORT_MODE_PHY:
pads[0] = port1_phy_pads;
pads_cnt[0] = ARRAY_SIZE(port1_phy_pads);
break;
case OMAP_EHCI_PORT_MODE_TLL:
pads[0] = port1_tll_pads;
pads_cnt[0] = ARRAY_SIZE(port1_tll_pads);
/* Errata i687: set I/O drive strength to 1 */
if (cpu_is_omap443x()) {
u32 val;
val = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
val |= OMAP4_USBB1_DR0_DS_MASK;
omap4_ctrl_pad_writel(val, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
}
break;
case OMAP_EHCI_PORT_MODE_HSIC:
pads[0] = port1_hsic_pads;
pads_cnt[0] = ARRAY_SIZE(port1_hsic_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
pads[0] = port1_6pin_pads;
pads_cnt[0] = ARRAY_SIZE(port1_6pin_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
pads[0] = port1_4pin_pads;
pads_cnt[0] = ARRAY_SIZE(port1_4pin_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
pads[0] = port1_3pin_pads;
pads_cnt[0] = ARRAY_SIZE(port1_3pin_pads);
break;
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
pads[0] = port1_2pin_pads;
pads_cnt[0] = ARRAY_SIZE(port1_2pin_pads);
break;
case OMAP_USBHS_PORT_MODE_UNUSED:
default:
pads_cnt[0] = 0;
break;
}
switch (port_mode[1]) {
case OMAP_EHCI_PORT_MODE_PHY:
pads[1] = port2_phy_pads;
pads_cnt[1] = ARRAY_SIZE(port2_phy_pads);
break;
case OMAP_EHCI_PORT_MODE_TLL:
pads[1] = port2_tll_pads;
pads_cnt[1] = ARRAY_SIZE(port2_tll_pads);
/* Errata i687: set I/O drive strength to 1 */
if (cpu_is_omap443x()) {
u32 val;
val = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
val |= OMAP4_USBB2_DR0_DS_MASK;
omap4_ctrl_pad_writel(val, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_SMART2IO_PADCONF_2);
}
break;
case OMAP_EHCI_PORT_MODE_HSIC:
pads[1] = port2_hsic_pads;
pads_cnt[1] = ARRAY_SIZE(port2_hsic_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM:
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM:
pads[1] = port2_6pin_pads;
pads_cnt[1] = ARRAY_SIZE(port2_6pin_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM:
case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM:
pads[1] = port2_4pin_pads;
pads_cnt[1] = ARRAY_SIZE(port2_4pin_pads);
break;
case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0:
pads[1] = port2_3pin_pads;
pads_cnt[1] = ARRAY_SIZE(port2_3pin_pads);
break;
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0:
case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM:
pads[1] = port2_2pin_pads;
pads_cnt[1] = ARRAY_SIZE(port2_3pin_pads);
break;
case OMAP_USBHS_PORT_MODE_UNUSED:
default:
pads_cnt[1] = 0;
break;
}
switch (port_mode[2]) {
case OMAP_EHCI_PORT_MODE_HSIC:
pads[2] = port3_hsic_pads;
pads_cnt[2] = ARRAY_SIZE(port3_hsic_pads);
break;
case OMAP_USBHS_PORT_MODE_UNUSED:
default:
pads_cnt[2] = 0;
break;
}
return omap_hwmod_mux_array_init(pdev, pads, pads_cnt, port_mode);
}
void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
{
struct omap2_hsmmc_info *c;
int nr_hsmmc = ARRAY_SIZE(hsmmc_data);
int i;
u32 reg;
int controller_cnt = 0;
printk(">>> omap2_hsmmc_init\n");
if (!cpu_is_omap44xx()) {
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP243X_CONTROL_DEVCONF1;
}
else {
control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
control_devconf1_offset = OMAP343X_CONTROL_DEVCONF1;
}
}
else {
control_pbias_offset = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_PBIASLITE;
control_mmc1 = OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MMC1;
reg = omap4_ctrl_pad_readl(control_mmc1);
reg |= (OMAP4_SDMMC1_PUSTRENGTH_GRP0_MASK | OMAP4_SDMMC1_PUSTRENGTH_GRP1_MASK);
reg &= ~(OMAP4_SDMMC1_PUSTRENGTH_GRP2_MASK | OMAP4_SDMMC1_PUSTRENGTH_GRP3_MASK);
reg |= (OMAP4_USBC1_DR0_SPEEDCTRL_MASK| OMAP4_SDMMC1_DR1_SPEEDCTRL_MASK | OMAP4_SDMMC1_DR2_SPEEDCTRL_MASK);
omap4_ctrl_pad_writel(reg, control_mmc1);
}
for (c = controllers; c->mmc; c++) {
struct hsmmc_controller *hc = hsmmc + controller_cnt;
struct omap_mmc_platform_data *mmc = hsmmc_data[controller_cnt];
if (!c->mmc || c->mmc > nr_hsmmc) {
printk("MMC%d: no such controller\n", c->mmc);
continue;
}
if (mmc) {
printk("MMC%d: already configured\n", c->mmc);
continue;
}
mmc = kzalloc(sizeof(struct omap_mmc_platform_data), GFP_KERNEL);
if (!mmc) {
pr_err("Cannot allocate memory for mmc device!\n");
goto done;
}
if (c->name)
strncpy(hc->name, c->name, HSMMC_NAME_LEN);
else
snprintf(hc->name, ARRAY_SIZE(hc->name),
"mmc%islot%i", c->mmc, 1);
#ifdef CONFIG_TIWLAN_SDIO
if (c->mmc == CONFIG_TIWLAN_MMC_CONTROLLER) {
mmc->slots[0].embedded_sdio = &omap_wifi_emb_data;
mmc->slots[0].register_status_notify = &omap_wifi_status_register;
mmc->slots[0].card_detect = &omap_wifi_status;
}
#endif
mmc->slots[0].name = hc->name;
mmc->nr_slots = 1;
mmc->slots[0].caps = c->caps;
mmc->slots[0].internal_clock = !c->ext_clock;
mmc->dma_mask = 0xffffffff;
/* Register offset Mapping */
if (cpu_is_omap44xx())
mmc->regs_map = (u16 *) omap4_mmc_reg_map;
else
mmc->regs_map = (u16 *) omap3_mmc_reg_map;
if (!cpu_is_omap44xx())
mmc->get_context_loss_count = hsmmc_get_context_loss;
//&*&*&*SJ1_20110607, Add SIM card detection.
#if defined (CONFIG_SIM_CARD_DETECTION) && defined (CONFIG_CHANGE_INAND_MMC_SCAN_INDEX)
mmc->slots[0].sim_switch_pin = c->gpio_sim_cd;
#endif
//&*&*&*SJ2_20110607, Add SIM card detection.
mmc->slots[0].switch_pin = c->gpio_cd;
mmc->slots[0].cd_active_high = c->cd_active_high;
mmc->slots[0].gpio_wp = c->gpio_wp;
mmc->slots[0].remux = c->remux;
if (c->cover_only)
mmc->slots[0].cover = 1;
if (c->nonremovable)
mmc->slots[0].nonremovable = 1;
if (c->power_saving)
mmc->slots[0].power_saving = 1;
if (c->no_off)
mmc->slots[0].no_off = 1;
if (c->vcc_aux_disable_is_sleep)
mmc->slots[0].vcc_aux_disable_is_sleep = 1;
/* NOTE: MMC slots should have a Vcc regulator set up.
* This may be from a TWL4030-family chip, another
* controllable regulator, or a fixed supply.
*
* temporary HACK: ocr_mask instead of fixed supply
*/
mmc->slots[0].ocr_mask = c->ocr_mask;
if (cpu_is_omap3517() || cpu_is_omap3505())
mmc->slots[0].set_power = nop_mmc_set_power;
else
mmc->slots[0].features |= HSMMC_HAS_PBIAS;
if (cpu_is_omap44xx()) {
if (omap_rev() > OMAP4430_REV_ES1_0)
mmc->slots[0].features |= HSMMC_HAS_UPDATED_RESET;
mmc->slots[0].features |= HSMMC_DVFS_24MHZ_CONST;
if (c->mmc >= 3 && c->mmc <= 5) {
mmc->slots[0].features |= HSMMC_HAS_48MHZ_MASTER_CLK;
mmc->get_context_loss_count =
hsmmc_get_context_loss;
}
}
switch (c->mmc) {
case 1:
if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
/* on-chip level shifting via PBIAS0/PBIAS1 */
if (cpu_is_omap44xx()) {
mmc->slots[0].before_set_reg =
omap4_hsmmc1_before_set_reg;
mmc->slots[0].after_set_reg =
omap4_hsmmc1_after_set_reg;
}
else {
mmc->slots[0].before_set_reg =
omap_hsmmc1_before_set_reg;
mmc->slots[0].after_set_reg =
omap_hsmmc1_after_set_reg;
}
}
/* Omap3630 HSMMC1 supports only 4-bit */
if (cpu_is_omap3630() && (c->caps & MMC_CAP_8_BIT_DATA)) {
c->caps &= ~MMC_CAP_8_BIT_DATA;
c->caps |= MMC_CAP_4_BIT_DATA;
mmc->slots[0].caps = c->caps;
}
break;
case 2:
if (c->ext_clock)
c->transceiver = 1;
if (c->transceiver && (c->caps & MMC_CAP_8_BIT_DATA)) {
c->caps &= ~MMC_CAP_8_BIT_DATA;
c->caps |= MMC_CAP_4_BIT_DATA;
}
/* FALLTHROUGH */
case 3:
if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
/* off-chip level shifting, or none */
mmc->slots[0].before_set_reg = hsmmc23_before_set_reg;
mmc->slots[0].after_set_reg = NULL;
}
#ifdef CONFIG_TIWLAN_SDIO
mmc->slots[0].ocr_mask = MMC_VDD_165_195;
#endif
break;
case 4:
case 5:
/* TODO Update required */
mmc->slots[0].before_set_reg = NULL;
mmc->slots[0].after_set_reg = NULL;
#ifdef CONFIG_TIWLAN_SDIO
mmc->slots[0].ocr_mask = MMC_VDD_165_195;
#endif
break;
default:
pr_err("MMC%d configuration not supported!\n", c->mmc);
kfree(mmc);
continue;
}
hsmmc_data[controller_cnt] = mmc;
omap2_init_mmc(hsmmc_data[controller_cnt], c->mmc);
controller_cnt++;
}
/* pass the device nodes back to board setup code */
controller_cnt = 0;
for (c = controllers; c->mmc; c++) {
struct omap_mmc_platform_data *mmc = hsmmc_data[controller_cnt];
if (!c->mmc || c->mmc > nr_hsmmc)
continue;
c->dev = mmc->dev;
controller_cnt++;
}
done:
for (i = 0; i < controller_cnt; i++)
kfree(hsmmc_data[i]);
printk("<<< omap2_hsmmc_init\n");
}
int omap_uart_cts_wakeup(int uart_no, int state)
{
struct uart_omap_port *up = ui[uart_no];
struct omap_uart_port_info *omap_up_info = up->pdev->dev.platform_data;
u16 offset = 0; /* 32-bit align */
u32 v;
/* No CTS based Wake-ups are enabled. If enabled this would
* hold the CTS Pad Conf Register offset.
*/
if (!omap_up_info->cts_padconf) {
dev_dbg(up->port.dev, "No CTS wake-up for UART %d\n", uart_no);
return -EPERM;
}
if (state) {
/*
* Enable the CTS for io pad wakeup
*/
dev_dbg(up->port.dev, "Enable CTS wakeup for UART %d", uart_no);
offset = omap_up_info->cts_padconf & ~0x3; /* 32-bit align */
if (cpu_is_omap44xx())
v = omap4_ctrl_pad_readl(offset);
else
v = omap_ctrl_readl(offset);
if (omap_up_info->cts_padconf & 0x2) {
omap_up_info->cts_padvalue = 0xFFFF0000 & v;
v |= (((OMAP_WAKEUP_EN | OMAP_OFF_PULL_EN |
OMAP_OFF_PULL_UP | OMAP_OFFOUT_EN |
OMAP_OFF_EN | OMAP_PULL_UP)) << 16);
} else {
omap_up_info->cts_padvalue = 0x0000FFFF & v;
v |= ((OMAP_WAKEUP_EN | OMAP_OFF_PULL_EN |
OMAP_OFF_PULL_UP | OMAP_OFFOUT_EN |
OMAP_OFF_EN | OMAP_PULL_UP));
}
if (cpu_is_omap44xx())
omap4_ctrl_pad_writel(v, offset);
else
omap_ctrl_writel(v, offset);
/*
* Enable the CTS for module level wakeup
*/
serial_out(up, UART_OMAP_WER,
serial_in(up, UART_OMAP_WER) | 0x1);
} else {
dev_dbg(up->port.dev, "Disable CTS wakeup for UART%d\n",
uart_no);
/*
* Disable the CTS capability for io pad wakeup
*/
offset = omap_up_info->cts_padconf & ~0x3; /* 32-bit align */
if (cpu_is_omap44xx())
v = omap4_ctrl_pad_readl(offset);
else
v = omap_ctrl_readl(offset);
v = ((omap_up_info->cts_padconf & 0x2 ? 0x0000FFFF : 0xFFFF0000)
& v) | omap_up_info->cts_padvalue;
if (cpu_is_omap44xx())
omap4_ctrl_pad_writel(v, offset);
else
omap_ctrl_writel(v, offset);
}
return 0;
}
