This adds support for the missing PWM pins on Meson GXL SoCs, namely:
- PWM_A
- PWM_B
- PWM_C
- PWM_F (GPIOX_7 and GPIOCLK_1 can be selected as output)
- PWM_AO_A (GPIOAO_3 and GPIOAO_8 can be selected as output)
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
Tested-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
drivers/pinctrl/meson/pinctrl-meson-gxl.c | 54 +++++++++++++++++++++++++++++++
1 file changed, 54 insertions(+)
diff --git a/drivers/pinctrl/meson/pinctrl-meson-gxl.c b/drivers/pinctrl/meson/pinctrl-meson-gxl.c
index 4ab94a85e306..a0a7936f8f0d 100644
--- a/drivers/pinctrl/meson/pinctrl-meson-gxl.c
+++ b/drivers/pinctrl/meson/pinctrl-meson-gxl.c
@@ -195,8 +195,19 @@ static const unsigned int eth_txd1_pins[] = { PIN(GPIOZ_11, EE_OFF) };
static const unsigned int eth_txd2_pins[] = { PIN(GPIOZ_12, EE_OFF) };
static const unsigned int eth_txd3_pins[] = { PIN(GPIOZ_13, EE_OFF) };
+static const unsigned int pwm_a_pins[] = { PIN(GPIOX_6, EE_OFF) };
+
+static const unsigned int pwm_b_pins[] = { PIN(GPIODV_29, EE_OFF) };
+
+static const unsigned int pwm_c_pins[] = { PIN(GPIOZ_15, EE_OFF) };
+
+static const unsigned int pwm_d_pins[] = { PIN(GPIODV_28, EE_OFF) };
+
static const unsigned int pwm_e_pins[] = { PIN(GPIOX_16, EE_OFF) };
+static const unsigned int pwm_f_clk_pins[] = { PIN(GPIOCLK_1, EE_OFF) };
+static const unsigned int pwm_f_x_pins[] = { PIN(GPIOX_7, EE_OFF) };
+
static const unsigned int hdmi_hpd_pins[] = { PIN(GPIOH_0, EE_OFF) };
static const unsigned int hdmi_sda_pins[] = { PIN(GPIOH_1, EE_OFF) };
static const unsigned int hdmi_scl_pins[] = { PIN(GPIOH_2, EE_OFF) };
@@ -225,6 +236,9 @@ static const unsigned int uart_rts_ao_b_pins[] = { PIN(GPIOAO_3, 0) };
static const unsigned int remote_input_ao_pins[] = {PIN(GPIOAO_7, 0) };
+static const unsigned int pwm_ao_a_3_pins[] = { PIN(GPIOAO_3, 0) };
+static const unsigned int pwm_ao_a_8_pins[] = { PIN(GPIOAO_8, 0) };
+
static const unsigned int pwm_ao_b_pins[] = { PIN(GPIOAO_9, 0) };
static struct meson_pmx_group meson_gxl_periphs_groups[] = {
@@ -350,7 +364,9 @@ static struct meson_pmx_group meson_gxl_periphs_groups[] = {
GROUP(uart_rts_a, 5, 16),
GROUP(uart_tx_c, 5, 13),
GROUP(uart_rx_c, 5, 12),
+ GROUP(pwm_a, 5, 25),
GROUP(pwm_e, 5, 15),
+ GROUP(pwm_f_x, 5, 14),
/* Bank Z */
GROUP(eth_mdio, 4, 22),
@@ -367,6 +383,7 @@ static struct meson_pmx_group meson_gxl_periphs_groups[] = {
GROUP(eth_txd1, 4, 12),
GROUP(eth_txd2, 4, 11),
GROUP(eth_txd3, 4, 10),
+ GROUP(pwm_c, 3, 20),
/* Bank H */
GROUP(hdmi_hpd, 6, 31),
@@ -382,6 +399,8 @@ static struct meson_pmx_group meson_gxl_periphs_groups[] = {
GROUP(i2c_sda_b, 1, 12),
GROUP(i2c_sck_c, 1, 11),
GROUP(i2c_sda_c, 1, 10),
+ GROUP(pwm_b, 2, 11),
+ GROUP(pwm_d, 2, 12),
/* Bank BOOT */
GROUP(emmc_nand_d07, 7, 31),
@@ -404,6 +423,9 @@ static struct meson_pmx_group meson_gxl_periphs_groups[] = {
GROUP(sdcard_d2, 6, 0),
GROUP(sdcard_cmd, 6, 2),
GROUP(sdcard_clk, 6, 3),
+
+ /* Bank CLK */
+ GROUP(pwm_f_clk, 8, 30),
};
static struct meson_pmx_group meson_gxl_aobus_groups[] = {
@@ -428,6 +450,8 @@ static struct meson_pmx_group meson_gxl_aobus_groups[] = {
GROUP(uart_cts_ao_b, 0, 8),
GROUP(uart_rts_ao_b, 0, 7),
GROUP(remote_input_ao, 0, 0),
+ GROUP(pwm_ao_a_3, 0, 22),
+ GROUP(pwm_ao_a_8, 0, 17),
GROUP(pwm_ao_b, 0, 3),
};
@@ -513,10 +537,30 @@ static const char * const eth_groups[] = {
"eth_txd0", "eth_txd1", "eth_txd2", "eth_txd3",
};
+static const char * const pwm_a_groups[] = {
+ "pwm_a",
+};
+
+static const char * const pwm_b_groups[] = {
+ "pwm_b",
+};
+
+static const char * const pwm_c_groups[] = {
+ "pwm_c",
+};
+
+static const char * const pwm_d_groups[] = {
+ "pwm_d",
+};
+
static const char * const pwm_e_groups[] = {
"pwm_e",
};
+static const char * const pwm_f_groups[] = {
+ "pwm_f_clk", "pwm_f_x",
+};
+
static const char * const hdmi_hpd_groups[] = {
"hdmi_hpd",
};
@@ -542,6 +586,10 @@ static const char * const remote_input_ao_groups[] = {
"remote_input_ao",
};
+static const char * const pwm_ao_a_groups[] = {
+ "pwm_ao_a_3", "pwm_ao_a_8",
+};
+
static const char * const pwm_ao_b_groups[] = {
"pwm_ao_b",
};
@@ -559,7 +607,12 @@ static struct meson_pmx_func meson_gxl_periphs_functions[] = {
FUNCTION(i2c_b),
FUNCTION(i2c_c),
FUNCTION(eth),
+ FUNCTION(pwm_a),
+ FUNCTION(pwm_b),
+ FUNCTION(pwm_c),
+ FUNCTION(pwm_d),
FUNCTION(pwm_e),
+ FUNCTION(pwm_f),
FUNCTION(hdmi_hpd),
FUNCTION(hdmi_i2c),
};
@@ -569,6 +622,7 @@ static struct meson_pmx_func meson_gxl_aobus_functions[] = {
FUNCTION(uart_ao),
FUNCTION(uart_ao_b),
FUNCTION(remote_input_ao),
+ FUNCTION(pwm_ao_a),
FUNCTION(pwm_ao_b),
};
--
2.12.0
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
