/****************************************
* Routine: muxSetupUART1 (ostboot)
* Description: Set up uart1 muxing
*****************************************/
void muxSetupUART1(void)
{
/* UART1_CTS pin configuration, PIN = D21, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_UART1_CTS, 0);
/* UART1_RTS pin configuration, PIN = H21, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_UART1_RTS, 0);
/* UART1_TX pin configuration, PIN = L20, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_UART1_TX, 0);
/* UART1_RX pin configuration, PIN = T21, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_UART1_RX, 0);
}
/***************************************************************
* Routine: muxSetupGPMC (ostboot)
* Description: Configures balls which cam up in protected mode
***************************************************************/
void muxSetupGPMC(void)
{
/* gpmc_io_dir, MCR */
volatile unsigned int *MCR = (unsigned int *) 0x4800008C;
*MCR = 0x19000000;
/* NOR FLASH CS0 */
/* signal - Gpmc_clk; pin - J4; offset - 0x0088; mode 0; Byte-3 */
write_config_reg(CONTROL_PADCONF_GPMC_D2_BYTE3, 0);
/* MPDB(Multi Port Debug Port) CS1 */
/* signal - gpmc_ncs1; pin - N8; offset - 0x008D; mode 0; Byte-1 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE1, 0);
/* signal - Gpmc_ncs2; pin - E2; offset - 0x008E; mode 0; Byte-2 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE2, 0);
/* signal - Gpmc_ncs3; pin - N2; offset - 0x008F; mode 0; Byte-3 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE3, 0);
/* signal - Gpmc_ncs4; pin - ??; offset - 0x0090; mode 0; Byte-4 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE4, 0);
/* signal - Gpmc_ncs5; pin - ??; offset - 0x0091; mode 0; Byte-5 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE5, 0);
/* signal - Gpmc_ncs6; pin - ??; offset - 0x0092; mode 0; Byte-6 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE6, 0);
/* signal - Gpmc_ncs7; pin - ??; offset - 0x0093; mode 0; Byte-7 */
write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE7, 0);
}
/******************************************
* Routine: muxSetupTouchScreen (ostboot)
* Description: Set up touch screen muxing
*******************************************/
void muxSetupTouchScreen(void)
{
/* SPI1_CLK pin configuration, PIN = U18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_SPI1_CLK, 0);
/* SPI1_MOSI pin configuration, PIN = V20, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_SPI1_SIMO, 0);
/* SPI1_MISO pin configuration, PIN = T18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_SPI1_SOMI, 0);
/* SPI1_nCS0 pin configuration, PIN = U19, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_SPI1_NCS0, 0);
#define CONTROL_PADCONF_GPIO85 CONTROL_PADCONF_SPI1_NCS1
/* PEN_IRQ pin configuration, PIN = N15, Mode = 3, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_GPIO85, 3);
}
/****************************************
* Routine: muxSetupUSBHost (ostboot)
* Description: Setup USB Host muxing
*****************************************/
void muxSetupUsbHost(void)
{
/* V19 */
write_config_reg(CONTROL_PADCONF_USB1_RCV, 1);
/* W20 */
write_config_reg(CONTROL_PADCONF_USB1_TXEN, 1);
/* N14 */
write_config_reg(CONTROL_PADCONF_GPIO69, 3);
/* P15 */
write_config_reg(CONTROL_PADCONF_GPIO70, 3);
/* L18 */
write_config_reg(CONTROL_PADCONF_GPIO102, 3);
/* L19 */
write_config_reg(CONTROL_PADCONF_GPIO103, 3);
/* K15 */
write_config_reg(CONTROL_PADCONF_GPIO104, 3);
/* K14 */
write_config_reg(CONTROL_PADCONF_GPIO105, 3);
}
/****************************************
* Routine: muxSetupMMCSD (ostboot)
* Description: set up MMC muxing
*****************************************/
void muxSetupMMCSD(void)
{
/* SDMMC_CLKI pin configuration, PIN = H15, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_CLKI, 0);
/* SDMMC_CLKO pin configuration, PIN = G19, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_CLKO, 0);
/* SDMMC_CMD pin configuration, PIN = H18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_CMD, 0);
/* SDMMC_DAT0 pin configuration, PIN = F20, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT0, 0);
/* SDMMC_DAT1 pin configuration, PIN = H14, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT1, 0);
/* SDMMC_DAT2 pin configuration, PIN = E19, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT2, 0);
/* SDMMC_DAT3 pin configuration, PIN = D19, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT3, 0);
/* SDMMC_DDIR0 pin configuration, PIN = F19, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR0, 0);
/* SDMMC_DDIR1 pin configuration, PIN = E20, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR1, 0);
/* SDMMC_DDIR2 pin configuration, PIN = F18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR2, 0);
/* SDMMC_DDIR3 pin configuration, PIN = E18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR3, 0);
/* SDMMC_CDIR pin configuration, PIN = G18, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_MMC_CMD_DIR, 0);
}
/****************************************
* Routine: muxSetupLCD (ostboot)
* Description: Setup lcd muxing
*****************************************/
void muxSetupLCD(void)
{
/* LCD_D0 pin configuration, PIN = Y7, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D0, 0);
/* LCD_D1 pin configuration, PIN = P10 , Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D1, 0);
/* LCD_D2 pin configuration, PIN = V8, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D2, 0);
/* LCD_D3 pin configuration, PIN = Y8, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D3, 0);
/* LCD_D4 pin configuration, PIN = W8, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D4, 0);
/* LCD_D5 pin configuration, PIN = R10, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D5, 0);
/* LCD_D6 pin configuration, PIN = Y9, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D6, 0);
/* LCD_D7 pin configuration, PIN = V9, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D7, 0);
/* LCD_D8 pin configuration, PIN = W9, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D8, 0);
/* LCD_D9 pin configuration, PIN = P11, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D9, 0);
/* LCD_D10 pin configuration, PIN = V10, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D10, 0);
/* LCD_D11 pin configuration, PIN = Y10, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D11, 0);
/* LCD_D12 pin configuration, PIN = W10, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D12, 0);
/* LCD_D13 pin configuration, PIN = R11, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D13, 0);
/* LCD_D14 pin configuration, PIN = V11, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D14, 0);
/* LCD_D15 pin configuration, PIN = W11, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D15, 0);
/* LCD_D16 pin configuration, PIN = P12, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D16, 0);
/* LCD_D17 pin configuration, PIN = R12, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_D17, 0);
/* LCD_PCLK pin configuration, PIN = W6, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_PCLK, 0);
/* LCD_VSYNC pin configuration, PIN = V7, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_VSYNC, 0);
/* LCD_HSYNC pin configuration, PIN = Y6, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_HSYNC, 0);
/* LCD_ACBIAS pin configuration, PIN = W7, Mode = 0, PUPD=Disabled */
write_config_reg(CONTROL_PADCONF_DSS_ACBIAS, 0);
}
static int pinmux_config_gpio(struct pinmux_info *gpioc, unsigned gpio,
int pinmux_type, int cfg_mode)
{
struct pinmux_cfg_reg *cr = NULL;
pinmux_enum_t enum_id;
struct pinmux_range *range;
int in_range, pos, index;
unsigned long *cntp;
switch (pinmux_type) {
case PINMUX_TYPE_FUNCTION:
range = NULL;
break;
case PINMUX_TYPE_OUTPUT:
range = &gpioc->output;
break;
case PINMUX_TYPE_INPUT:
range = &gpioc->input;
break;
case PINMUX_TYPE_INPUT_PULLUP:
range = &gpioc->input_pu;
break;
case PINMUX_TYPE_INPUT_PULLDOWN:
range = &gpioc->input_pd;
break;
default:
goto out_err;
}
pos = 0;
enum_id = 0;
index = 0;
while (1) {
pos = get_gpio_enum_id(gpioc, gpio, pos, &enum_id);
if (pos <= 0)
goto out_err;
if (!enum_id)
break;
in_range = enum_in_range(enum_id, &gpioc->function);
if (!in_range && range) {
in_range = enum_in_range(enum_id, range);
if (in_range && enum_id == range->force)
continue;
}
if (!in_range)
continue;
if (get_config_reg(gpioc, enum_id, &cr, &index, &cntp) != 0)
goto out_err;
switch (cfg_mode) {
case GPIO_CFG_DRYRUN:
if (!*cntp || !check_config_reg(gpioc, cr, index))
continue;
break;
case GPIO_CFG_REQ:
write_config_reg(gpioc, cr, index);
*cntp = *cntp + 1;
break;
case GPIO_CFG_FREE:
*cntp = *cntp - 1;
break;
}
}
return 0;
out_err:
return -1;
}
static int pinmux_config_gpio(struct pinmux_info *gpioc, unsigned gpio,
int pinmux_type, int cfg_mode)
{
struct pinmux_cfg_reg *cr = NULL;
pinmux_enum_t enum_id;
struct pinmux_range *range;
int in_range, pos, field, value;
unsigned long *cntp;
switch (pinmux_type) {
case PINMUX_TYPE_FUNCTION:
range = NULL;
break;
case PINMUX_TYPE_OUTPUT:
range = &gpioc->output;
break;
case PINMUX_TYPE_INPUT:
range = &gpioc->input;
break;
case PINMUX_TYPE_INPUT_PULLUP:
range = &gpioc->input_pu;
break;
case PINMUX_TYPE_INPUT_PULLDOWN:
range = &gpioc->input_pd;
break;
default:
goto out_err;
}
pos = 0;
enum_id = 0;
field = 0;
value = 0;
while (1) {
pos = get_gpio_enum_id(gpioc, gpio, pos, &enum_id);
if (pos <= 0)
goto out_err;
if (!enum_id)
break;
/* first check if this is a function enum */
in_range = enum_in_range(enum_id, &gpioc->function);
if (!in_range) {
/* not a function enum */
if (range) {
/*
* other range exists, so this pin is
* a regular GPIO pin that now is being
* bound to a specific direction.
*
* for this case we only allow function enums
* and the enums that match the other range.
*/
in_range = enum_in_range(enum_id, range);
/*
* special case pass through for fixed
* input-only or output-only pins without
* function enum register association.
*/
if (in_range && enum_id == range->force)
continue;
} else {
/*
* no other range exists, so this pin
* must then be of the function type.
*
* allow function type pins to select
* any combination of function/in/out
* in their MARK lists.
*/
in_range = 1;
}
}
if (!in_range)
continue;
if (get_config_reg(gpioc, enum_id, &cr,
&field, &value, &cntp) != 0)
goto out_err;
switch (cfg_mode) {
case GPIO_CFG_DRYRUN:
if (!*cntp ||
(read_config_reg(gpioc, cr, field) != value))
continue;
break;
case GPIO_CFG_REQ:
write_config_reg(gpioc, cr, field, value);
*cntp = *cntp + 1;
break;
case GPIO_CFG_FREE:
*cntp = *cntp - 1;
break;
}
}
return 0;
out_err:
return -1;
}