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-rw-r--r--arch/arm/cpu/tegra114-common/pinmux.c214
1 files changed, 127 insertions, 87 deletions
diff --git a/arch/arm/cpu/tegra114-common/pinmux.c b/arch/arm/cpu/tegra114-common/pinmux.c
index 52b3ec47a..27b5f694f 100644
--- a/arch/arm/cpu/tegra114-common/pinmux.c
+++ b/arch/arm/cpu/tegra114-common/pinmux.c
@@ -37,6 +37,7 @@ struct tegra_pingroup_desc {
#define PMUX_OD_SHIFT 6
#define PMUX_LOCK_SHIFT 7
#define PMUX_IO_RESET_SHIFT 8
+#define PMUX_RCV_SEL_SHIFT 9
/* Convenient macro for defining pin group properties */
#define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \
@@ -58,6 +59,10 @@ struct tegra_pingroup_desc {
#define PINO(pg_name, vdd, f0, f1, f2, f3) \
PIN(pg_name, vdd, f0, f1, f2, f3, OUTPUT)
+/* A pin group number which is not used */
+#define PIN_RESERVED \
+ PIN(NONE, NONE, INVALID, INVALID, INVALID, INVALID, NONE)
+
const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = {
/* NAME VDD f0 f1 f2 f3 */
PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI),
@@ -84,71 +89,71 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = {
PINI(SDMMC1_DAT2, SDMMC1, SDMMC1, PWM0, SPI4, UARTA),
PINI(SDMMC1_DAT1, SDMMC1, SDMMC1, PWM1, SPI4, UARTA),
PINI(SDMMC1_DAT0, SDMMC1, SDMMC1, RSVD2, SPI4, UARTA),
- PINI(GPIO_PV2, BB, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(GPIO_PV3, BB, RSVD1, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x3060 - 0x3064 */
+ PIN_RESERVED,
PINI(CLK2_OUT, SDMMC1, EXTPERIPH2, RSVD2, RSVD3, RSVD4),
PINI(CLK2_REQ, SDMMC1, DAP, RSVD2, RSVD3, RSVD4),
- PINO(LCD_PWR1, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_PWR2, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_SDIN, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_SDOUT, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_WR_N, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_CS0_N, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_DC0, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_SCK, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_PWR0, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_PCLK, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_DE, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_HSYNC, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_VSYNC, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D0, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D1, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D2, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D3, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D4, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D5, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D6, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D7, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D8, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D9, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D10, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D11, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D12, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D13, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D14, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D15, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D16, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D17, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D18, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D19, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D20, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D21, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D22, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_D23, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_CS1_N, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_M1, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINO(LCD_DC1, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x3070 - 0x310c */
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
PINI(HDMI_INT, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
PINI(DDC_SCL, LCD, I2C4, RSVD2, RSVD3, RSVD4),
PINI(DDC_SDA, LCD, I2C4, RSVD2, RSVD3, RSVD4),
- PINI(CRT_HSYNC, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(CRT_VSYNC, LCD, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D0, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D1, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D2, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D3, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D4, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D5, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D6, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D7, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D8, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D9, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D10, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_D11, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_PCLK, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_MCLK, VI, RSVD1, RSVD3, RSVD3, RSVD4),
- PINI(VI_VSYNC, VI, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(VI_HSYNC, VI, RSVD1, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x311c - 0x3160 */
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
PINI(UART2_RXD, UART, UARTB, SPDIF, UARTA, SPI4),
PINI(UART2_TXD, UART, UARTB, SPDIF, UARTA, SPI4),
PINI(UART2_RTS_N, UART, UARTA, UARTB, RSVD3, SPI4),
@@ -220,7 +225,7 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = {
PINI(SDMMC4_DAT5, SDMMC4, SDMMC4, SPI3, GMI, RSVD4),
PINI(SDMMC4_DAT6, SDMMC4, SDMMC4, SPI3, GMI, RSVD4),
PINI(SDMMC4_DAT7, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4),
- PINI(SDMMC4_RST_N, SDMMC4, RSVD1, RSVD2, RSVD3, SDMMC4),
+ PIN_RESERVED, /* Reserved by t114: 0x3280 */
PINI(CAM_MCLK, CAM, VI, VI_ALT1, VI_ALT2, RSVD4),
PINI(GPIO_PCC1, CAM, I2S4, RSVD2, RSVD3, RSVD4),
PINI(GPIO_PBB0, CAM, I2S4, VI, VI_ALT1, VI_ALT3),
@@ -246,11 +251,11 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = {
PINI(KB_ROW8, SYS, KBC, RSVD2, RSVD3, UARTA),
PINI(KB_ROW9, SYS, KBC, RSVD2, RSVD3, UARTA),
PINI(KB_ROW10, SYS, KBC, RSVD2, RSVD3, UARTA),
- PINI(KB_ROW11, SYS, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(KB_ROW12, SYS, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(KB_ROW13, SYS, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(KB_ROW14, SYS, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(KB_ROW15, SYS, RSVD1, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x32e8 - 0x32f8 */
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
PINI(KB_COL0, SYS, KBC, USB, SPI2, EMC_DLL),
PINI(KB_COL1, SYS, KBC, RSVD2, SPI2, EMC_DLL),
PINI(KB_COL2, SYS, KBC, RSVD2, SPI2, RSVD4),
@@ -278,36 +283,46 @@ const struct tegra_pingroup_desc tegra_soc_pingroups[PINGRP_COUNT] = {
PINI(DAP2_DIN, AUDIO, I2S1, HDA, RSVD3, RSVD4),
PINI(DAP2_DOUT, AUDIO, I2S1, HDA, RSVD3, RSVD4),
PINI(DAP2_SCLK, AUDIO, I2S1, HDA, RSVD3, RSVD4),
- PINI(SPI2_MOSI, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4),
- PINI(SPI2_MISO, AUDIO, SPI6, RSVD2, RSVD3, RSVD4),
- PINI(SPI2_CS0_N, AUDIO, SPI6, SPI1, RSVD3, RSVD4),
- PINI(SPI2_SCK, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4),
- PINI(SPI1_MOSI, AUDIO, RSVD1, SPI1, SPI2, DAP2),
- PINI(SPI1_SCK, AUDIO, RSVD1, SPI1, SPI2, RSVD4),
- PINI(SPI1_CS0_N, AUDIO, SPI6, SPI1, SPI2, RSVD4),
- PINI(SPI1_MISO, AUDIO, RSVD1, SPI1, SPI2, RSVD4),
- PINI(SPI2_CS1_N, AUDIO, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(SPI2_CS2_N, AUDIO, RSVD1, RSVD2, RSVD3, RSVD4),
+ PINI(DVFS_PWM, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4),
+ PINI(GPIO_X1_AUD, AUDIO, SPI6, RSVD2, RSVD3, RSVD4),
+ PINI(GPIO_X3_AUD, AUDIO, SPI6, SPI1, RSVD3, RSVD4),
+ PINI(DVFS_CLK, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4),
+ PINI(GPIO_X4_AUD, AUDIO, RSVD1, SPI1, SPI2, DAP2),
+ PINI(GPIO_X5_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4),
+ PINI(GPIO_X6_AUD, AUDIO, SPI6, SPI1, SPI2, RSVD4),
+ PINI(GPIO_X7_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x3388 - 0x338c */
+ PIN_RESERVED,
PINI(SDMMC3_CLK, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3),
PINI(SDMMC3_CMD, SDMMC3, SDMMC3, PWM3, UARTA, SPI3),
PINI(SDMMC3_DAT0, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3),
PINI(SDMMC3_DAT1, SDMMC3, SDMMC3, PWM2, UARTA, SPI3),
PINI(SDMMC3_DAT2, SDMMC3, SDMMC3, PWM1, DISPA, SPI3),
PINI(SDMMC3_DAT3, SDMMC3, SDMMC3, PWM0, DISPB, SPI3),
- PINI(SDMMC3_DAT4, SDMMC3, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(SDMMC3_DAT5, SDMMC3, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(SDMMC3_DAT6, SDMMC3, RSVD1, RSVD2, RSVD3, RSVD4),
- PINI(SDMMC3_DAT7, SDMMC3, RSVD1, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x33a8 - 0x33dc */
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
+ PIN_RESERVED,
PINI(HDMI_CEC, SYS, CEC, SDMMC3, RSVD3, SOC),
PINI(SDMMC1_WP_N, SDMMC1, SDMMC1, CLK12, SPI4, UARTA),
- PINI(SDMMC3_CD_N, SDMMC3, SDMMC3, OWR, RSVD3, RSVD4),
- PINI(SPI1_CS1_N, AUDIO, SPI6, RSVD2, SPI2, I2C1),
- PINI(SPI1_CS2_N, AUDIO, SPI6, SPI1, SPI2, I2C1),
- PINI(USB_VBUS_EN0, SYS, USB, RSVD2, RSVD3, RSVD4),
- PINI(USB_VBUS_EN1, SYS, USB, RSVD2, RSVD3, RSVD4),
+ PINI(SDMMC3_CD_N, SYS, SDMMC3, OWR, RSVD3, RSVD4),
+ PINI(GPIO_W2_AUD, AUDIO, SPI6, RSVD2, SPI2, I2C1),
+ PINI(GPIO_W3_AUD, AUDIO, SPI6, SPI1, SPI2, I2C1),
+ PINI(USB_VBUS_EN0, LCD, USB, RSVD2, RSVD3, RSVD4),
+ PINI(USB_VBUS_EN1, LCD, USB, RSVD2, RSVD3, RSVD4),
PINI(SDMMC3_CLK_LB_IN, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4),
- PINO(SDMMC3_CLK_LB_OUT, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4),
- PINO(NAND_GMI_CLK_LB, GMI, SDMMC2, NAND, GMI, RSVD4),
+ PINI(SDMMC3_CLK_LB_OUT, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4),
+ PIN_RESERVED, /* Reserved by t114: 0x3404 */
PINO(RESET_OUT_N, SYS, RSVD1, RSVD2, RSVD3, RESET_OUT_N),
};
@@ -484,6 +499,30 @@ static int pinmux_set_ioreset(enum pmux_pingrp pin,
return 0;
}
+static int pinmux_set_rcv_sel(enum pmux_pingrp pin,
+ enum pmux_pin_rcv_sel rcv_sel)
+{
+ struct pmux_tri_ctlr *pmt =
+ (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
+ u32 *pin_rcv_sel = &pmt->pmt_ctl[pin];
+ u32 reg;
+
+ /* Error check on pin and rcv_sel */
+ assert(pmux_pingrp_isvalid(pin));
+ assert(pmux_pin_rcv_sel_isvalid(rcv_sel));
+
+ if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT)
+ return 0;
+
+ reg = readl(pin_rcv_sel);
+ reg &= ~(0x1 << PMUX_RCV_SEL_SHIFT);
+ if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH)
+ reg |= (0x1 << PMUX_RCV_SEL_SHIFT);
+ writel(reg, pin_rcv_sel);
+
+ return 0;
+}
+
void pinmux_config_pingroup(struct pingroup_config *config)
{
enum pmux_pingrp pin = config->pingroup;
@@ -495,6 +534,7 @@ void pinmux_config_pingroup(struct pingroup_config *config)
pinmux_set_lock(pin, config->lock);
pinmux_set_od(pin, config->od);
pinmux_set_ioreset(pin, config->ioreset);
+ pinmux_set_rcv_sel(pin, config->rcv_sel);
}
void pinmux_config_table(struct pingroup_config *config, int len)
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 02:02:34 +0000