diff options
Diffstat (limited to 'target/linux/bcm4908/patches-5.4/087-v5.18-0002-pinctrl-bcm-add-driver-for-BCM4908-pinmux.patch')
-rw-r--r-- | target/linux/bcm4908/patches-5.4/087-v5.18-0002-pinctrl-bcm-add-driver-for-BCM4908-pinmux.patch | 630 |
1 files changed, 0 insertions, 630 deletions
diff --git a/target/linux/bcm4908/patches-5.4/087-v5.18-0002-pinctrl-bcm-add-driver-for-BCM4908-pinmux.patch b/target/linux/bcm4908/patches-5.4/087-v5.18-0002-pinctrl-bcm-add-driver-for-BCM4908-pinmux.patch deleted file mode 100644 index 670cbee948..0000000000 --- a/target/linux/bcm4908/patches-5.4/087-v5.18-0002-pinctrl-bcm-add-driver-for-BCM4908-pinmux.patch +++ /dev/null @@ -1,630 +0,0 @@ -From f7e322d99f1180270fb4a3e1ae992b3116cfcf34 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> -Date: Mon, 24 Jan 2022 11:22:43 +0100 -Subject: [PATCH] pinctrl: bcm: add driver for BCM4908 pinmux -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -BCM4908 has its own pins layout so it needs a custom binding and a Linux -driver. - -Signed-off-by: Rafał Miłecki <rafal@milecki.pl> -Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> -Link: https://lore.kernel.org/r/20220124102243.14912-2-zajec5@gmail.com -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - MAINTAINERS | 1 + - drivers/pinctrl/bcm/Kconfig | 14 + - drivers/pinctrl/bcm/Makefile | 1 + - drivers/pinctrl/bcm/pinctrl-bcm4908.c | 563 ++++++++++++++++++++++++++ - 4 files changed, 579 insertions(+) - create mode 100644 drivers/pinctrl/bcm/pinctrl-bcm4908.c - ---- a/MAINTAINERS -+++ b/MAINTAINERS -@@ -3223,6 +3223,7 @@ M: bcm-kernel-feedback-list@broadcom.com - L: linux-gpio@vger.kernel.org - S: Maintained - F: Documentation/devicetree/bindings/pinctrl/brcm,bcm4908-pinctrl.yaml -+F: drivers/pinctrl/bcm/pinctrl-bcm4908.c - - BROADCOM BCM5301X ARM ARCHITECTURE - M: Hauke Mehrtens <hauke@hauke-m.de> ---- a/drivers/pinctrl/bcm/Kconfig -+++ b/drivers/pinctrl/bcm/Kconfig -@@ -29,6 +29,20 @@ config PINCTRL_BCM2835 - help - Say Y here to enable the Broadcom BCM2835 GPIO driver. - -+config PINCTRL_BCM4908 -+ tristate "Broadcom BCM4908 pinmux driver" -+ depends on OF && (ARCH_BCM4908 || COMPILE_TEST) -+ select PINMUX -+ select PINCONF -+ select GENERIC_PINCONF -+ select GENERIC_PINCTRL_GROUPS -+ select GENERIC_PINMUX_FUNCTIONS -+ default ARCH_BCM4908 -+ help -+ Driver for BCM4908 family SoCs with integrated pin controller. -+ -+ If compiled as module it will be called pinctrl-bcm4908. -+ - config PINCTRL_IPROC_GPIO - bool "Broadcom iProc GPIO (with PINCONF) driver" - depends on OF_GPIO && (ARCH_BCM_IPROC || COMPILE_TEST) ---- a/drivers/pinctrl/bcm/Makefile -+++ b/drivers/pinctrl/bcm/Makefile -@@ -3,6 +3,7 @@ - - obj-$(CONFIG_PINCTRL_BCM281XX) += pinctrl-bcm281xx.o - obj-$(CONFIG_PINCTRL_BCM2835) += pinctrl-bcm2835.o -+obj-$(CONFIG_PINCTRL_BCM4908) += pinctrl-bcm4908.o - obj-$(CONFIG_PINCTRL_IPROC_GPIO) += pinctrl-iproc-gpio.o - obj-$(CONFIG_PINCTRL_CYGNUS_MUX) += pinctrl-cygnus-mux.o - obj-$(CONFIG_PINCTRL_NS) += pinctrl-ns.o ---- /dev/null -+++ b/drivers/pinctrl/bcm/pinctrl-bcm4908.c -@@ -0,0 +1,561 @@ -+// SPDX-License-Identifier: GPL-2.0 -+/* Copyright (C) 2021 Rafał Miłecki <rafal@milecki.pl> */ -+ -+#include <linux/err.h> -+#include <linux/io.h> -+#include <linux/mod_devicetable.h> -+#include <linux/module.h> -+#include <linux/pinctrl/pinconf-generic.h> -+#include <linux/pinctrl/pinctrl.h> -+#include <linux/pinctrl/pinmux.h> -+#include <linux/platform_device.h> -+#include <linux/slab.h> -+#include <linux/string_helpers.h> -+ -+#include "../core.h" -+#include "../pinmux.h" -+ -+#define BCM4908_NUM_PINS 86 -+ -+#define BCM4908_TEST_PORT_BLOCK_EN_LSB 0x00 -+#define BCM4908_TEST_PORT_BLOCK_DATA_MSB 0x04 -+#define BCM4908_TEST_PORT_BLOCK_DATA_LSB 0x08 -+#define BCM4908_TEST_PORT_LSB_PINMUX_DATA_SHIFT 12 -+#define BCM4908_TEST_PORT_COMMAND 0x0c -+#define BCM4908_TEST_PORT_CMD_LOAD_MUX_REG 0x00000021 -+ -+struct bcm4908_pinctrl { -+ struct device *dev; -+ void __iomem *base; -+ struct mutex mutex; -+ struct pinctrl_dev *pctldev; -+ struct pinctrl_desc pctldesc; -+}; -+ -+/* -+ * Groups -+ */ -+ -+struct bcm4908_pinctrl_pin_setup { -+ unsigned int number; -+ unsigned int function; -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_0_pins_a[] = { -+ { 0, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_1_pins_a[] = { -+ { 1, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_2_pins_a[] = { -+ { 2, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_3_pins_a[] = { -+ { 3, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_4_pins_a[] = { -+ { 4, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_5_pins_a[] = { -+ { 5, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_6_pins_a[] = { -+ { 6, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_7_pins_a[] = { -+ { 7, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_8_pins_a[] = { -+ { 8, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_9_pins_a[] = { -+ { 9, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_10_pins_a[] = { -+ { 10, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_11_pins_a[] = { -+ { 11, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_12_pins_a[] = { -+ { 12, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_13_pins_a[] = { -+ { 13, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_14_pins_a[] = { -+ { 14, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_15_pins_a[] = { -+ { 15, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_16_pins_a[] = { -+ { 16, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_17_pins_a[] = { -+ { 17, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_18_pins_a[] = { -+ { 18, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_19_pins_a[] = { -+ { 19, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_20_pins_a[] = { -+ { 20, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_21_pins_a[] = { -+ { 21, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_22_pins_a[] = { -+ { 22, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_23_pins_a[] = { -+ { 23, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_24_pins_a[] = { -+ { 24, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_25_pins_a[] = { -+ { 25, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_26_pins_a[] = { -+ { 26, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_27_pins_a[] = { -+ { 27, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_28_pins_a[] = { -+ { 28, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_29_pins_a[] = { -+ { 29, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_30_pins_a[] = { -+ { 30, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_31_pins_a[] = { -+ { 31, 3 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_10_pins_b[] = { -+ { 8, 2 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_11_pins_b[] = { -+ { 9, 2 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_12_pins_b[] = { -+ { 0, 2 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_13_pins_b[] = { -+ { 1, 2 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup led_31_pins_b[] = { -+ { 30, 2 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup hs_uart_pins[] = { -+ { 10, 0 }, /* CTS */ -+ { 11, 0 }, /* RTS */ -+ { 12, 0 }, /* RXD */ -+ { 13, 0 }, /* TXD */ -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup i2c_pins_a[] = { -+ { 18, 0 }, /* SDA */ -+ { 19, 0 }, /* SCL */ -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup i2c_pins_b[] = { -+ { 22, 0 }, /* SDA */ -+ { 23, 0 }, /* SCL */ -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup i2s_pins[] = { -+ { 27, 0 }, /* MCLK */ -+ { 28, 0 }, /* LRCK */ -+ { 29, 0 }, /* SDATA */ -+ { 30, 0 }, /* SCLK */ -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup nand_ctrl_pins[] = { -+ { 32, 0 }, -+ { 33, 0 }, -+ { 34, 0 }, -+ { 43, 0 }, -+ { 44, 0 }, -+ { 45, 0 }, -+ { 56, 1 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup nand_data_pins[] = { -+ { 35, 0 }, -+ { 36, 0 }, -+ { 37, 0 }, -+ { 38, 0 }, -+ { 39, 0 }, -+ { 40, 0 }, -+ { 41, 0 }, -+ { 42, 0 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup emmc_ctrl_pins[] = { -+ { 46, 0 }, -+ { 47, 0 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup usb0_pwr_pins[] = { -+ { 63, 0 }, -+ { 64, 0 }, -+}; -+ -+static const struct bcm4908_pinctrl_pin_setup usb1_pwr_pins[] = { -+ { 66, 0 }, -+ { 67, 0 }, -+}; -+ -+struct bcm4908_pinctrl_grp { -+ const char *name; -+ const struct bcm4908_pinctrl_pin_setup *pins; -+ const unsigned int num_pins; -+}; -+ -+static const struct bcm4908_pinctrl_grp bcm4908_pinctrl_grps[] = { -+ { "led_0_grp_a", led_0_pins_a, ARRAY_SIZE(led_0_pins_a) }, -+ { "led_1_grp_a", led_1_pins_a, ARRAY_SIZE(led_1_pins_a) }, -+ { "led_2_grp_a", led_2_pins_a, ARRAY_SIZE(led_2_pins_a) }, -+ { "led_3_grp_a", led_3_pins_a, ARRAY_SIZE(led_3_pins_a) }, -+ { "led_4_grp_a", led_4_pins_a, ARRAY_SIZE(led_4_pins_a) }, -+ { "led_5_grp_a", led_5_pins_a, ARRAY_SIZE(led_5_pins_a) }, -+ { "led_6_grp_a", led_6_pins_a, ARRAY_SIZE(led_6_pins_a) }, -+ { "led_7_grp_a", led_7_pins_a, ARRAY_SIZE(led_7_pins_a) }, -+ { "led_8_grp_a", led_8_pins_a, ARRAY_SIZE(led_8_pins_a) }, -+ { "led_9_grp_a", led_9_pins_a, ARRAY_SIZE(led_9_pins_a) }, -+ { "led_10_grp_a", led_10_pins_a, ARRAY_SIZE(led_10_pins_a) }, -+ { "led_11_grp_a", led_11_pins_a, ARRAY_SIZE(led_11_pins_a) }, -+ { "led_12_grp_a", led_12_pins_a, ARRAY_SIZE(led_12_pins_a) }, -+ { "led_13_grp_a", led_13_pins_a, ARRAY_SIZE(led_13_pins_a) }, -+ { "led_14_grp_a", led_14_pins_a, ARRAY_SIZE(led_14_pins_a) }, -+ { "led_15_grp_a", led_15_pins_a, ARRAY_SIZE(led_15_pins_a) }, -+ { "led_16_grp_a", led_16_pins_a, ARRAY_SIZE(led_16_pins_a) }, -+ { "led_17_grp_a", led_17_pins_a, ARRAY_SIZE(led_17_pins_a) }, -+ { "led_18_grp_a", led_18_pins_a, ARRAY_SIZE(led_18_pins_a) }, -+ { "led_19_grp_a", led_19_pins_a, ARRAY_SIZE(led_19_pins_a) }, -+ { "led_20_grp_a", led_20_pins_a, ARRAY_SIZE(led_20_pins_a) }, -+ { "led_21_grp_a", led_21_pins_a, ARRAY_SIZE(led_21_pins_a) }, -+ { "led_22_grp_a", led_22_pins_a, ARRAY_SIZE(led_22_pins_a) }, -+ { "led_23_grp_a", led_23_pins_a, ARRAY_SIZE(led_23_pins_a) }, -+ { "led_24_grp_a", led_24_pins_a, ARRAY_SIZE(led_24_pins_a) }, -+ { "led_25_grp_a", led_25_pins_a, ARRAY_SIZE(led_25_pins_a) }, -+ { "led_26_grp_a", led_26_pins_a, ARRAY_SIZE(led_26_pins_a) }, -+ { "led_27_grp_a", led_27_pins_a, ARRAY_SIZE(led_27_pins_a) }, -+ { "led_28_grp_a", led_28_pins_a, ARRAY_SIZE(led_28_pins_a) }, -+ { "led_29_grp_a", led_29_pins_a, ARRAY_SIZE(led_29_pins_a) }, -+ { "led_30_grp_a", led_30_pins_a, ARRAY_SIZE(led_30_pins_a) }, -+ { "led_31_grp_a", led_31_pins_a, ARRAY_SIZE(led_31_pins_a) }, -+ { "led_10_grp_b", led_10_pins_b, ARRAY_SIZE(led_10_pins_b) }, -+ { "led_11_grp_b", led_11_pins_b, ARRAY_SIZE(led_11_pins_b) }, -+ { "led_12_grp_b", led_12_pins_b, ARRAY_SIZE(led_12_pins_b) }, -+ { "led_13_grp_b", led_13_pins_b, ARRAY_SIZE(led_13_pins_b) }, -+ { "led_31_grp_b", led_31_pins_b, ARRAY_SIZE(led_31_pins_b) }, -+ { "hs_uart_grp", hs_uart_pins, ARRAY_SIZE(hs_uart_pins) }, -+ { "i2c_grp_a", i2c_pins_a, ARRAY_SIZE(i2c_pins_a) }, -+ { "i2c_grp_b", i2c_pins_b, ARRAY_SIZE(i2c_pins_b) }, -+ { "i2s_grp", i2s_pins, ARRAY_SIZE(i2s_pins) }, -+ { "nand_ctrl_grp", nand_ctrl_pins, ARRAY_SIZE(nand_ctrl_pins) }, -+ { "nand_data_grp", nand_data_pins, ARRAY_SIZE(nand_data_pins) }, -+ { "emmc_ctrl_grp", emmc_ctrl_pins, ARRAY_SIZE(emmc_ctrl_pins) }, -+ { "usb0_pwr_grp", usb0_pwr_pins, ARRAY_SIZE(usb0_pwr_pins) }, -+ { "usb1_pwr_grp", usb1_pwr_pins, ARRAY_SIZE(usb1_pwr_pins) }, -+}; -+ -+/* -+ * Functions -+ */ -+ -+struct bcm4908_pinctrl_function { -+ const char *name; -+ const char * const *groups; -+ const unsigned int num_groups; -+}; -+ -+static const char * const led_0_groups[] = { "led_0_grp_a" }; -+static const char * const led_1_groups[] = { "led_1_grp_a" }; -+static const char * const led_2_groups[] = { "led_2_grp_a" }; -+static const char * const led_3_groups[] = { "led_3_grp_a" }; -+static const char * const led_4_groups[] = { "led_4_grp_a" }; -+static const char * const led_5_groups[] = { "led_5_grp_a" }; -+static const char * const led_6_groups[] = { "led_6_grp_a" }; -+static const char * const led_7_groups[] = { "led_7_grp_a" }; -+static const char * const led_8_groups[] = { "led_8_grp_a" }; -+static const char * const led_9_groups[] = { "led_9_grp_a" }; -+static const char * const led_10_groups[] = { "led_10_grp_a", "led_10_grp_b" }; -+static const char * const led_11_groups[] = { "led_11_grp_a", "led_11_grp_b" }; -+static const char * const led_12_groups[] = { "led_12_grp_a", "led_12_grp_b" }; -+static const char * const led_13_groups[] = { "led_13_grp_a", "led_13_grp_b" }; -+static const char * const led_14_groups[] = { "led_14_grp_a" }; -+static const char * const led_15_groups[] = { "led_15_grp_a" }; -+static const char * const led_16_groups[] = { "led_16_grp_a" }; -+static const char * const led_17_groups[] = { "led_17_grp_a" }; -+static const char * const led_18_groups[] = { "led_18_grp_a" }; -+static const char * const led_19_groups[] = { "led_19_grp_a" }; -+static const char * const led_20_groups[] = { "led_20_grp_a" }; -+static const char * const led_21_groups[] = { "led_21_grp_a" }; -+static const char * const led_22_groups[] = { "led_22_grp_a" }; -+static const char * const led_23_groups[] = { "led_23_grp_a" }; -+static const char * const led_24_groups[] = { "led_24_grp_a" }; -+static const char * const led_25_groups[] = { "led_25_grp_a" }; -+static const char * const led_26_groups[] = { "led_26_grp_a" }; -+static const char * const led_27_groups[] = { "led_27_grp_a" }; -+static const char * const led_28_groups[] = { "led_28_grp_a" }; -+static const char * const led_29_groups[] = { "led_29_grp_a" }; -+static const char * const led_30_groups[] = { "led_30_grp_a" }; -+static const char * const led_31_groups[] = { "led_31_grp_a", "led_31_grp_b" }; -+static const char * const hs_uart_groups[] = { "hs_uart_grp" }; -+static const char * const i2c_groups[] = { "i2c_grp_a", "i2c_grp_b" }; -+static const char * const i2s_groups[] = { "i2s_grp" }; -+static const char * const nand_ctrl_groups[] = { "nand_ctrl_grp" }; -+static const char * const nand_data_groups[] = { "nand_data_grp" }; -+static const char * const emmc_ctrl_groups[] = { "emmc_ctrl_grp" }; -+static const char * const usb0_pwr_groups[] = { "usb0_pwr_grp" }; -+static const char * const usb1_pwr_groups[] = { "usb1_pwr_grp" }; -+ -+static const struct bcm4908_pinctrl_function bcm4908_pinctrl_functions[] = { -+ { "led_0", led_0_groups, ARRAY_SIZE(led_0_groups) }, -+ { "led_1", led_1_groups, ARRAY_SIZE(led_1_groups) }, -+ { "led_2", led_2_groups, ARRAY_SIZE(led_2_groups) }, -+ { "led_3", led_3_groups, ARRAY_SIZE(led_3_groups) }, -+ { "led_4", led_4_groups, ARRAY_SIZE(led_4_groups) }, -+ { "led_5", led_5_groups, ARRAY_SIZE(led_5_groups) }, -+ { "led_6", led_6_groups, ARRAY_SIZE(led_6_groups) }, -+ { "led_7", led_7_groups, ARRAY_SIZE(led_7_groups) }, -+ { "led_8", led_8_groups, ARRAY_SIZE(led_8_groups) }, -+ { "led_9", led_9_groups, ARRAY_SIZE(led_9_groups) }, -+ { "led_10", led_10_groups, ARRAY_SIZE(led_10_groups) }, -+ { "led_11", led_11_groups, ARRAY_SIZE(led_11_groups) }, -+ { "led_12", led_12_groups, ARRAY_SIZE(led_12_groups) }, -+ { "led_13", led_13_groups, ARRAY_SIZE(led_13_groups) }, -+ { "led_14", led_14_groups, ARRAY_SIZE(led_14_groups) }, -+ { "led_15", led_15_groups, ARRAY_SIZE(led_15_groups) }, -+ { "led_16", led_16_groups, ARRAY_SIZE(led_16_groups) }, -+ { "led_17", led_17_groups, ARRAY_SIZE(led_17_groups) }, -+ { "led_18", led_18_groups, ARRAY_SIZE(led_18_groups) }, -+ { "led_19", led_19_groups, ARRAY_SIZE(led_19_groups) }, -+ { "led_20", led_20_groups, ARRAY_SIZE(led_20_groups) }, -+ { "led_21", led_21_groups, ARRAY_SIZE(led_21_groups) }, -+ { "led_22", led_22_groups, ARRAY_SIZE(led_22_groups) }, -+ { "led_23", led_23_groups, ARRAY_SIZE(led_23_groups) }, -+ { "led_24", led_24_groups, ARRAY_SIZE(led_24_groups) }, -+ { "led_25", led_25_groups, ARRAY_SIZE(led_25_groups) }, -+ { "led_26", led_26_groups, ARRAY_SIZE(led_26_groups) }, -+ { "led_27", led_27_groups, ARRAY_SIZE(led_27_groups) }, -+ { "led_28", led_28_groups, ARRAY_SIZE(led_28_groups) }, -+ { "led_29", led_29_groups, ARRAY_SIZE(led_29_groups) }, -+ { "led_30", led_30_groups, ARRAY_SIZE(led_30_groups) }, -+ { "led_31", led_31_groups, ARRAY_SIZE(led_31_groups) }, -+ { "hs_uart", hs_uart_groups, ARRAY_SIZE(hs_uart_groups) }, -+ { "i2c", i2c_groups, ARRAY_SIZE(i2c_groups) }, -+ { "i2s", i2s_groups, ARRAY_SIZE(i2s_groups) }, -+ { "nand_ctrl", nand_ctrl_groups, ARRAY_SIZE(nand_ctrl_groups) }, -+ { "nand_data", nand_data_groups, ARRAY_SIZE(nand_data_groups) }, -+ { "emmc_ctrl", emmc_ctrl_groups, ARRAY_SIZE(emmc_ctrl_groups) }, -+ { "usb0_pwr", usb0_pwr_groups, ARRAY_SIZE(usb0_pwr_groups) }, -+ { "usb1_pwr", usb1_pwr_groups, ARRAY_SIZE(usb1_pwr_groups) }, -+}; -+ -+/* -+ * Groups code -+ */ -+ -+static const struct pinctrl_ops bcm4908_pinctrl_ops = { -+ .get_groups_count = pinctrl_generic_get_group_count, -+ .get_group_name = pinctrl_generic_get_group_name, -+ .get_group_pins = pinctrl_generic_get_group_pins, -+ .dt_node_to_map = pinconf_generic_dt_node_to_map_group, -+ .dt_free_map = pinconf_generic_dt_free_map, -+}; -+ -+/* -+ * Functions code -+ */ -+ -+static int bcm4908_pinctrl_set_mux(struct pinctrl_dev *pctrl_dev, -+ unsigned int func_selector, -+ unsigned int group_selector) -+{ -+ struct bcm4908_pinctrl *bcm4908_pinctrl = pinctrl_dev_get_drvdata(pctrl_dev); -+ const struct bcm4908_pinctrl_grp *group; -+ struct group_desc *group_desc; -+ int i; -+ -+ group_desc = pinctrl_generic_get_group(pctrl_dev, group_selector); -+ if (!group_desc) -+ return -EINVAL; -+ group = group_desc->data; -+ -+ mutex_lock(&bcm4908_pinctrl->mutex); -+ for (i = 0; i < group->num_pins; i++) { -+ u32 lsb = 0; -+ -+ lsb |= group->pins[i].number; -+ lsb |= group->pins[i].function << BCM4908_TEST_PORT_LSB_PINMUX_DATA_SHIFT; -+ -+ writel(0x0, bcm4908_pinctrl->base + BCM4908_TEST_PORT_BLOCK_DATA_MSB); -+ writel(lsb, bcm4908_pinctrl->base + BCM4908_TEST_PORT_BLOCK_DATA_LSB); -+ writel(BCM4908_TEST_PORT_CMD_LOAD_MUX_REG, -+ bcm4908_pinctrl->base + BCM4908_TEST_PORT_COMMAND); -+ } -+ mutex_unlock(&bcm4908_pinctrl->mutex); -+ -+ return 0; -+} -+ -+static const struct pinmux_ops bcm4908_pinctrl_pmxops = { -+ .get_functions_count = pinmux_generic_get_function_count, -+ .get_function_name = pinmux_generic_get_function_name, -+ .get_function_groups = pinmux_generic_get_function_groups, -+ .set_mux = bcm4908_pinctrl_set_mux, -+}; -+ -+/* -+ * Controller code -+ */ -+ -+static struct pinctrl_desc bcm4908_pinctrl_desc = { -+ .name = "bcm4908-pinctrl", -+ .pctlops = &bcm4908_pinctrl_ops, -+ .pmxops = &bcm4908_pinctrl_pmxops, -+}; -+ -+static const struct of_device_id bcm4908_pinctrl_of_match_table[] = { -+ { .compatible = "brcm,bcm4908-pinctrl", }, -+ { } -+}; -+ -+static int bcm4908_pinctrl_probe(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct bcm4908_pinctrl *bcm4908_pinctrl; -+ struct pinctrl_desc *pctldesc; -+ struct pinctrl_pin_desc *pins; -+ int i; -+ -+ bcm4908_pinctrl = devm_kzalloc(dev, sizeof(*bcm4908_pinctrl), GFP_KERNEL); -+ if (!bcm4908_pinctrl) -+ return -ENOMEM; -+ pctldesc = &bcm4908_pinctrl->pctldesc; -+ platform_set_drvdata(pdev, bcm4908_pinctrl); -+ -+ /* Set basic properties */ -+ -+ bcm4908_pinctrl->dev = dev; -+ -+ bcm4908_pinctrl->base = devm_platform_ioremap_resource(pdev, 0); -+ if (IS_ERR(bcm4908_pinctrl->base)) -+ return PTR_ERR(bcm4908_pinctrl->base); -+ -+ mutex_init(&bcm4908_pinctrl->mutex); -+ -+ memcpy(pctldesc, &bcm4908_pinctrl_desc, sizeof(*pctldesc)); -+ -+ /* Set pinctrl properties */ -+ -+ pins = devm_kcalloc(dev, BCM4908_NUM_PINS, sizeof(*pins), GFP_KERNEL); -+ if (!pins) -+ return -ENOMEM; -+ for (i = 0; i < BCM4908_NUM_PINS; i++) { -+ pins[i].number = i; -+ pins[i].name = devm_kasprintf(dev, GFP_KERNEL, "pin-%d", i); -+ if (!pins[i].name) -+ return -ENOMEM; -+ } -+ pctldesc->pins = pins; -+ pctldesc->npins = BCM4908_NUM_PINS; -+ -+ /* Register */ -+ -+ bcm4908_pinctrl->pctldev = devm_pinctrl_register(dev, pctldesc, bcm4908_pinctrl); -+ if (IS_ERR(bcm4908_pinctrl->pctldev)) { -+ dev_err(dev, "Failed to register pinctrl\n"); -+ return PTR_ERR(bcm4908_pinctrl->pctldev); -+ } -+ -+ /* Groups */ -+ -+ for (i = 0; i < ARRAY_SIZE(bcm4908_pinctrl_grps); i++) { -+ const struct bcm4908_pinctrl_grp *group = &bcm4908_pinctrl_grps[i]; -+ int *pins; -+ int j; -+ -+ pins = devm_kcalloc(dev, group->num_pins, sizeof(*pins), GFP_KERNEL); -+ if (!pins) -+ return -ENOMEM; -+ for (j = 0; j < group->num_pins; j++) -+ pins[j] = group->pins[j].number; -+ -+ pinctrl_generic_add_group(bcm4908_pinctrl->pctldev, group->name, -+ pins, group->num_pins, (void *)group); -+ } -+ -+ /* Functions */ -+ -+ for (i = 0; i < ARRAY_SIZE(bcm4908_pinctrl_functions); i++) { -+ const struct bcm4908_pinctrl_function *function = &bcm4908_pinctrl_functions[i]; -+ -+ pinmux_generic_add_function(bcm4908_pinctrl->pctldev, -+ function->name, -+ function->groups, -+ function->num_groups, NULL); -+ } -+ -+ return 0; -+} -+ -+static struct platform_driver bcm4908_pinctrl_driver = { -+ .probe = bcm4908_pinctrl_probe, -+ .driver = { -+ .name = "bcm4908-pinctrl", -+ .of_match_table = bcm4908_pinctrl_of_match_table, -+ }, -+}; -+ -+module_platform_driver(bcm4908_pinctrl_driver); -+ -+MODULE_AUTHOR("Rafał Miłecki"); -+MODULE_LICENSE("GPL v2"); -+MODULE_DEVICE_TABLE(of, bcm4908_pinctrl_of_match_table); |