[PATCH 3/3] pinctrl: qcom: Add SC7280 lpass pin configuration

Srinivasa Rao Mandadapu
2021-10-07T13:49:42Z

Update pin control support for SC7280 LPASS LPI.

Signed-off-by: Venkata Prasad Potturu <potturu@codeaurora.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
---
drivers/pinctrl/qcom/pinctrl-lpass-lpi.c | 40 ++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)

diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
index c0117c5..0b68065 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
@@ -122,6 +122,7 @@ static const struct pinctrl_pin_desc lpass_lpi_pins[] = {
PINCTRL_PIN(11, "gpio11"),
PINCTRL_PIN(12, "gpio12"),
PINCTRL_PIN(13, "gpio13"),
+ PINCTRL_PIN(14, "gpio14"),
};

@@ -137,6 +138,7 @@ enum lpass_lpi_functions {
LPI_MUX_i2s1_ws,
LPI_MUX_i2s2_clk,
LPI_MUX_i2s2_data,
+ LPI_MUX_sc7280_i2s2_data,
LPI_MUX_i2s2_ws,
LPI_MUX_qua_mi2s_data,
LPI_MUX_qua_mi2s_sclk,
@@ -145,6 +147,7 @@ enum lpass_lpi_functions {
LPI_MUX_swr_rx_data,
LPI_MUX_swr_tx_clk,
LPI_MUX_swr_tx_data,
+ LPI_MUX_sc7280_swr_tx_data,
LPI_MUX_wsa_swr_clk,
LPI_MUX_wsa_swr_data,
LPI_MUX_gpio,
@@ -165,8 +168,11 @@ static const unsigned int gpio10_pins[] = { 10 };
static const unsigned int gpio11_pins[] = { 11 };
static const unsigned int gpio12_pins[] = { 12 };
static const unsigned int gpio13_pins[] = { 13 };
+static const unsigned int gpio14_pins[] = { 14 };
+
static const char * const swr_tx_clk_groups[] = { "gpio0" };
static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2", "gpio5" };
+static const char * const sc7280_swr_tx_data_groups[] = { "gpio1", "gpio2", "gpio14" };
static const char * const swr_rx_clk_groups[] = { "gpio3" };
static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" };
static const char * const dmic1_clk_groups[] = { "gpio6" };
@@ -186,6 +192,7 @@ static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" };
static const char * const wsa_swr_clk_groups[] = { "gpio10" };
static const char * const wsa_swr_data_groups[] = { "gpio11" };
static const char * const i2s2_data_groups[] = { "gpio12", "gpio12" };
+static const char * const sc7280_i2s2_data_groups[] = { "gpio12", "gpio13" };

static const struct lpi_pingroup sm8250_groups[] = {
LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _),
@@ -204,6 +211,24 @@ static const struct lpi_pingroup sm8250_groups[] = {
LPI_PINGROUP(13, NO_SLEW, dmic3_data, i2s2_data, _, _),
};

+static const struct lpi_pingroup sc7280_groups[] = {
+ LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _),
+ LPI_PINGROUP(1, 2, swr_tx_data, qua_mi2s_ws, _, _),
+ LPI_PINGROUP(2, 4, swr_tx_data, qua_mi2s_data, _, _),
+ LPI_PINGROUP(3, 8, swr_rx_clk, qua_mi2s_data, _, _),
+ LPI_PINGROUP(4, 10, swr_rx_data, qua_mi2s_data, _, _),
+ LPI_PINGROUP(5, 12, swr_rx_data, _, _, _),
+ LPI_PINGROUP(6, NO_SLEW, dmic1_clk, i2s1_clk, _, _),
+ LPI_PINGROUP(7, NO_SLEW, dmic1_data, i2s1_ws, _, _),
+ LPI_PINGROUP(8, NO_SLEW, dmic2_clk, i2s1_data, _, _),
+ LPI_PINGROUP(9, NO_SLEW, dmic2_data, i2s1_data, _, _),
+ LPI_PINGROUP(10, 16, i2s2_clk, wsa_swr_clk, _, _),
+ LPI_PINGROUP(11, 18, i2s2_ws, wsa_swr_data, _, _),
+ LPI_PINGROUP(12, NO_SLEW, dmic3_clk, sc7280_i2s2_data, _, _),
+ LPI_PINGROUP(13, NO_SLEW, dmic3_data, sc7280_i2s2_data, _, _),
+ LPI_PINGROUP(14, 6, sc7280_swr_tx_data, _, _, _),
+};
+
static const struct lpi_function lpass_functions[] = {
LPI_FUNCTION(dmic1_clk),
LPI_FUNCTION(dmic1_data),
@@ -216,6 +241,7 @@ static const struct lpi_function lpass_functions[] = {
LPI_FUNCTION(i2s1_ws),
LPI_FUNCTION(i2s2_clk),
LPI_FUNCTION(i2s2_data),
+ LPI_FUNCTION(sc7280_i2s2_data),
LPI_FUNCTION(i2s2_ws),
LPI_FUNCTION(qua_mi2s_data),
LPI_FUNCTION(qua_mi2s_sclk),
@@ -224,6 +250,7 @@ static const struct lpi_function lpass_functions[] = {
LPI_FUNCTION(swr_rx_data),
LPI_FUNCTION(swr_tx_clk),
LPI_FUNCTION(swr_tx_data),
+ LPI_FUNCTION(sc7280_swr_tx_data),
LPI_FUNCTION(wsa_swr_clk),
LPI_FUNCTION(wsa_swr_data),
};
@@ -237,6 +264,15 @@ static struct lpi_pinctrl_variant_data sm8250_lpi_data = {
.nfunctions = ARRAY_SIZE(lpass_functions),
};

+static struct lpi_pinctrl_variant_data sc7280_lpi_data = {
+ .pins = lpass_lpi_pins,
+ .npins = ARRAY_SIZE(lpass_lpi_pins),
+ .groups = sc7280_groups,
+ .ngroups = ARRAY_SIZE(sc7280_groups),
+ .functions = lpass_functions,
+ .nfunctions = ARRAY_SIZE(lpass_functions),
+};
+
static int lpi_gpio_read(struct lpi_pinctrl *state, unsigned int pin,
unsigned int addr)
{
@@ -678,6 +714,10 @@ static const struct of_device_id lpi_pinctrl_of_match[] = {
.compatible = "qcom,sm8250-lpass-lpi-pinctrl",
.data = &sm8250_lpi_data,
},
+ {
+ .compatible = "qcom,sc7280-lpass-lpi-pinctrl",
+ .data = &sc7280_lpi_data,
+ },
{ }
};
MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match);