[PATCH v2 3/6] pinctrl: qcom: Add ipq9574 pinctrl driver
Varadarajan Narayanan
quic_varada at quicinc.com
Thu Jan 30 06:37:48 CET 2025
Add pinctrl driver for the TLMM block found in the ipq9574 SoC.
Signed-off-by: Varadarajan Narayanan <quic_varada at quicinc.com>
---
drivers/pinctrl/qcom/Kconfig | 7 +
drivers/pinctrl/qcom/Makefile | 1 +
drivers/pinctrl/qcom/pinctrl-ipq9574.c | 226 +++++++++++++++++++++++++
3 files changed, 234 insertions(+)
create mode 100644 drivers/pinctrl/qcom/pinctrl-ipq9574.c
diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig
index d3eb699855..26ef59b938 100644
--- a/drivers/pinctrl/qcom/Kconfig
+++ b/drivers/pinctrl/qcom/Kconfig
@@ -27,6 +27,13 @@ config PINCTRL_QCOM_IPQ4019
Say Y here to enable support for pinctrl on the IPQ4019 SoC,
as well as the associated GPIO driver.
+config PINCTRL_QCOM_IPQ9574
+ bool "Qualcomm IPQ9574 Pinctrl"
+ select PINCTRL_QCOM
+ help
+ Say Y here to enable support for pinctrl on the IPQ9574 SoC,
+ as well as the associated GPIO driver.
+
config PINCTRL_QCOM_QCM2290
bool "Qualcomm QCM2290 GCC"
select PINCTRL_QCOM
diff --git a/drivers/pinctrl/qcom/Makefile b/drivers/pinctrl/qcom/Makefile
index 06d3c95f93..0253687fab 100644
--- a/drivers/pinctrl/qcom/Makefile
+++ b/drivers/pinctrl/qcom/Makefile
@@ -5,6 +5,7 @@
obj-$(CONFIG_PINCTRL_QCOM) += pinctrl-qcom.o
obj-$(CONFIG_PINCTRL_QCOM_APQ8016) += pinctrl-apq8016.o
obj-$(CONFIG_PINCTRL_QCOM_IPQ4019) += pinctrl-ipq4019.o
+obj-$(CONFIG_PINCTRL_QCOM_IPQ9574) += pinctrl-ipq9574.o
obj-$(CONFIG_PINCTRL_QCOM_APQ8096) += pinctrl-apq8096.o
obj-$(CONFIG_PINCTRL_QCOM_QCM2290) += pinctrl-qcm2290.o
obj-$(CONFIG_PINCTRL_QCOM_QCS404) += pinctrl-qcs404.o
diff --git a/drivers/pinctrl/qcom/pinctrl-ipq9574.c b/drivers/pinctrl/qcom/pinctrl-ipq9574.c
new file mode 100644
index 0000000000..5d3d23374d
--- /dev/null
+++ b/drivers/pinctrl/qcom/pinctrl-ipq9574.c
@@ -0,0 +1,226 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Clock drivers for Qualcomm ipq9574
+ *
+ * (C) Copyright 2024 Linaro Ltd.
+ */
+
+#include <dm.h>
+
+#include "pinctrl-qcom.h"
+
+#define MAX_PIN_NAME_LEN 32
+static char pin_name[MAX_PIN_NAME_LEN] __section(".data");
+
+enum ipq9574_functions {
+ msm_mux_blsp0_spi,
+ msm_mux_blsp0_uart,
+ msm_mux_blsp1_i2c,
+ msm_mux_blsp1_spi,
+ msm_mux_blsp1_uart,
+ msm_mux_blsp2_i2c,
+ msm_mux_blsp2_spi,
+ msm_mux_blsp2_uart,
+ msm_mux_blsp3_i2c,
+ msm_mux_blsp3_spi,
+ msm_mux_blsp3_uart,
+ msm_mux_blsp4_i2c,
+ msm_mux_blsp4_spi,
+ msm_mux_blsp4_uart,
+ msm_mux_blsp5_i2c,
+ msm_mux_blsp5_uart,
+ msm_mux_gpio,
+ msm_mux_mdc,
+ msm_mux_mdio,
+ msm_mux_pcie0_clk,
+ msm_mux_pcie0_wake,
+ msm_mux_pcie1_clk,
+ msm_mux_pcie1_wake,
+ msm_mux_pcie2_clk,
+ msm_mux_pcie2_wake,
+ msm_mux_pcie3_clk,
+ msm_mux_pcie3_wake,
+ msm_mux_qspi_data,
+ msm_mux_qspi_clk,
+ msm_mux_qspi_cs,
+ msm_mux_sdc_data,
+ msm_mux_sdc_clk,
+ msm_mux_sdc_cmd,
+ msm_mux_sdc_rclk,
+ msm_mux_NA,
+};
+
+#define MSM_PIN_FUNCTION(fname) \
+ [msm_mux_##fname] = {#fname, msm_mux_##fname}
+
+static const struct pinctrl_function msm_pinctrl_functions[] = {
+ MSM_PIN_FUNCTION(blsp0_spi),
+ MSM_PIN_FUNCTION(blsp0_uart),
+ MSM_PIN_FUNCTION(blsp1_i2c),
+ MSM_PIN_FUNCTION(blsp1_spi),
+ MSM_PIN_FUNCTION(blsp1_uart),
+ MSM_PIN_FUNCTION(blsp2_i2c),
+ MSM_PIN_FUNCTION(blsp2_spi),
+ MSM_PIN_FUNCTION(blsp2_uart),
+ MSM_PIN_FUNCTION(blsp3_i2c),
+ MSM_PIN_FUNCTION(blsp3_spi),
+ MSM_PIN_FUNCTION(blsp3_uart),
+ MSM_PIN_FUNCTION(blsp4_i2c),
+ MSM_PIN_FUNCTION(blsp4_spi),
+ MSM_PIN_FUNCTION(blsp4_uart),
+ MSM_PIN_FUNCTION(blsp5_i2c),
+ MSM_PIN_FUNCTION(blsp5_uart),
+ MSM_PIN_FUNCTION(gpio),
+ MSM_PIN_FUNCTION(mdc),
+ MSM_PIN_FUNCTION(mdio),
+ MSM_PIN_FUNCTION(pcie0_clk),
+ MSM_PIN_FUNCTION(pcie0_wake),
+ MSM_PIN_FUNCTION(pcie1_clk),
+ MSM_PIN_FUNCTION(pcie1_wake),
+ MSM_PIN_FUNCTION(pcie2_clk),
+ MSM_PIN_FUNCTION(pcie2_wake),
+ MSM_PIN_FUNCTION(pcie3_clk),
+ MSM_PIN_FUNCTION(pcie3_wake),
+ MSM_PIN_FUNCTION(qspi_data),
+ MSM_PIN_FUNCTION(qspi_clk),
+ MSM_PIN_FUNCTION(qspi_cs),
+ MSM_PIN_FUNCTION(sdc_data),
+ MSM_PIN_FUNCTION(sdc_clk),
+ MSM_PIN_FUNCTION(sdc_cmd),
+ MSM_PIN_FUNCTION(sdc_rclk),
+};
+
+typedef unsigned int msm_pin_function[10];
+
+#define PINGROUP(id, f1, f2, f3, f4, f5, f6, f7, f8, f9) \
+ [id] = { msm_mux_gpio, /* gpio mode */ \
+ msm_mux_##f1, \
+ msm_mux_##f2, \
+ msm_mux_##f3, \
+ msm_mux_##f4, \
+ msm_mux_##f5, \
+ msm_mux_##f6, \
+ msm_mux_##f7, \
+ msm_mux_##f8, \
+ msm_mux_##f9, \
+ }
+
+static const msm_pin_function ipq9574_pin_functions[] = {
+ PINGROUP(0, sdc_data, qspi_data, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(1, sdc_data, qspi_data, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(2, sdc_data, qspi_data, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(3, sdc_data, qspi_data, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(4, sdc_cmd, qspi_cs, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(5, sdc_clk, qspi_clk, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(6, sdc_data, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(7, sdc_data, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(8, sdc_data, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(9, sdc_data, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(10, sdc_rclk, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(11, blsp0_spi, blsp0_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(12, blsp0_spi, blsp0_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(13, blsp0_spi, blsp0_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(14, blsp0_spi, blsp0_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(15, blsp3_spi, blsp3_i2c, blsp3_uart, NA, NA, NA, NA, NA, NA),
+ PINGROUP(16, blsp3_spi, blsp3_i2c, blsp3_uart, NA, NA, NA, NA, NA, NA),
+ PINGROUP(17, blsp3_spi, blsp3_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(18, blsp3_spi, blsp3_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(19, blsp3_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(20, blsp3_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(21, blsp3_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(22, pcie0_clk, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(23, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(24, pcie0_wake, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(25, pcie1_clk, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(26, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(27, pcie1_wake, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(28, pcie2_clk, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(29, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(30, pcie2_wake, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(31, pcie3_clk, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(32, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(33, pcie3_wake, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(34, blsp2_uart, blsp2_i2c, blsp2_spi, blsp1_uart, NA, NA, NA, NA, NA),
+ PINGROUP(35, blsp2_uart, blsp2_i2c, blsp2_spi, blsp1_uart, NA, NA, NA, NA, NA),
+ PINGROUP(36, blsp1_uart, blsp1_i2c, blsp2_spi, NA, NA, NA, NA, NA, NA),
+ PINGROUP(37, blsp1_uart, blsp1_i2c, blsp2_spi, NA, NA, NA, NA, NA, NA),
+ PINGROUP(38, mdc, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(39, mdio, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(40, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(41, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(42, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(43, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(44, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(45, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(46, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(47, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(48, blsp5_i2c, blsp5_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(49, blsp5_i2c, blsp5_uart, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(50, blsp4_uart, blsp4_i2c, blsp4_spi, NA, NA, NA, NA, NA, NA),
+ PINGROUP(51, blsp4_uart, blsp4_i2c, blsp4_spi, NA, NA, NA, NA, NA, NA),
+ PINGROUP(52, blsp4_uart, blsp4_spi, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(53, blsp4_uart, blsp4_spi, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(54, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(55, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(56, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(57, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(58, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(59, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(60, NA, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(61, blsp1_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(62, blsp1_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(63, blsp1_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+ PINGROUP(64, blsp1_spi, NA, NA, NA, NA, NA, NA, NA, NA),
+};
+
+static const char *ipq9574_get_function_name(struct udevice *dev,
+ unsigned int selector)
+{
+ return msm_pinctrl_functions[selector].name;
+}
+
+static const char *ipq9574_get_pin_name(struct udevice *dev,
+ unsigned int selector)
+{
+ snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector);
+ return pin_name;
+}
+
+static unsigned int ipq9574_get_function_mux(unsigned int pin,
+ unsigned int selector)
+{
+ unsigned int i;
+ const msm_pin_function *func = ipq9574_pin_functions + pin;
+
+ for (i = 0; i < 10; i++)
+ if ((*func)[i] == selector)
+ return i;
+
+ pr_err("Can't find requested function for pin %u pin\n", pin);
+ return -EINVAL;
+}
+
+static const struct msm_pinctrl_data ipq9574_data = {
+ .pin_data = {
+ .pin_count = 65,
+ .special_pins_start = 65, /* There are no special pins */
+ },
+ .functions_count = ARRAY_SIZE(msm_pinctrl_functions),
+ .get_function_name = ipq9574_get_function_name,
+ .get_function_mux = ipq9574_get_function_mux,
+ .get_pin_name = ipq9574_get_pin_name,
+};
+
+static const struct udevice_id msm_pinctrl_ids[] = {
+ { .compatible = "qcom,ipq9574-tlmm", .data = (ulong)&ipq9574_data },
+ { /* Sentinal */ }
+};
+
+U_BOOT_DRIVER(pinctrl_ipq9574) = {
+ .name = "pinctrl_ipq9574",
+ .id = UCLASS_NOP,
+ .of_match = msm_pinctrl_ids,
+ .ops = &msm_pinctrl_ops,
+ .bind = msm_pinctrl_bind,
+ .flags = DM_FLAG_PRE_RELOC,
+};
--
2.34.1
More information about the U-Boot
mailing list