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-rw-r--r--drivers/gpio/Makefile5
-rw-r--r--drivers/gpio/adi_gpio2.c425
-rw-r--r--drivers/gpio/kona_gpio.c141
-rw-r--r--drivers/gpio/mpc83xx_gpio.c183
-rw-r--r--drivers/gpio/pca9698.c127
5 files changed, 0 insertions, 881 deletions
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 7235714fcc0..fcd136367ac 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -23,13 +23,11 @@ obj-$(CONFIG_INTEL_ICH6_GPIO) += intel_ich6_gpio.o
obj-$(CONFIG_INTEL_BROADWELL_GPIO) += intel_broadwell_gpio.o
obj-$(CONFIG_IPROC_GPIO) += iproc_gpio.o
obj-$(CONFIG_KIRKWOOD_GPIO) += kw_gpio.o
-obj-$(CONFIG_KONA_GPIO) += kona_gpio.o
obj-$(CONFIG_MCP230XX_GPIO) += mcp230xx_gpio.o
obj-$(CONFIG_MXC_GPIO) += mxc_gpio.o
obj-$(CONFIG_MXS_GPIO) += mxs_gpio.o
obj-$(CONFIG_NPCM_GPIO) += npcm_gpio.o
obj-$(CONFIG_PCA953X) += pca953x.o
-obj-$(CONFIG_PCA9698) += pca9698.o
obj-$(CONFIG_ROCKCHIP_GPIO) += rk_gpio.o
obj-$(CONFIG_RCAR_GPIO) += gpio-rcar.o
obj-$(CONFIG_RZA1_GPIO) += gpio-rza1.o
@@ -38,16 +36,13 @@ obj-$(CONFIG_SANDBOX_GPIO) += sandbox.o sandbox_test.o
obj-$(CONFIG_TEGRA_GPIO) += tegra_gpio.o
obj-$(CONFIG_TEGRA186_GPIO) += tegra186_gpio.o
obj-$(CONFIG_DA8XX_GPIO) += da8xx_gpio.o
-obj-$(CONFIG_DM644X_GPIO) += da8xx_gpio.o
obj-$(CONFIG_ALTERA_PIO) += altera_pio.o
-obj-$(CONFIG_MPC83XX_GPIO) += mpc83xx_gpio.o
obj-$(CONFIG_MPC8XXX_GPIO) += mpc8xxx_gpio.o
obj-$(CONFIG_MPC83XX_SPISEL_BOOT) += mpc83xx_spisel_boot.o
obj-$(CONFIG_SH_GPIO_PFC) += sh_pfc.o
obj-$(CONFIG_OMAP_GPIO) += omap_gpio.o
obj-$(CONFIG_BCM2835_GPIO) += bcm2835_gpio.o
obj-$(CONFIG_XILINX_GPIO) += xilinx_gpio.o
-obj-$(CONFIG_ADI_GPIO2) += adi_gpio2.o
obj-$(CONFIG_TCA642X) += tca642x.o
obj-$(CONFIG_SUNXI_GPIO) += sunxi_gpio.o
obj-$(CONFIG_LPC32XX_GPIO) += lpc32xx_gpio.o
diff --git a/drivers/gpio/adi_gpio2.c b/drivers/gpio/adi_gpio2.c
deleted file mode 100644
index d0849c85c3b..00000000000
--- a/drivers/gpio/adi_gpio2.c
+++ /dev/null
@@ -1,425 +0,0 @@
-/*
- * ADI GPIO2 Abstraction Layer
- * Support BF54x, BF60x and future processors.
- *
- * Copyright 2008-2013 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <linux/bug.h>
-#include <linux/errno.h>
-#include <asm/gpio.h>
-
-#define RESOURCE_LABEL_SIZE 16
-
-static struct str_ident {
- char name[RESOURCE_LABEL_SIZE];
-} str_ident[MAX_RESOURCES];
-
-static void gpio_error(unsigned gpio)
-{
- printf("adi_gpio2: GPIO %d wasn't requested!\n", gpio);
-}
-
-static void set_label(unsigned short ident, const char *label)
-{
- if (label) {
- strncpy(str_ident[ident].name, label,
- RESOURCE_LABEL_SIZE);
- str_ident[ident].name[RESOURCE_LABEL_SIZE - 1] = 0;
- }
-}
-
-static char *get_label(unsigned short ident)
-{
- return *str_ident[ident].name ? str_ident[ident].name : "UNKNOWN";
-}
-
-static int cmp_label(unsigned short ident, const char *label)
-{
- if (label == NULL)
- printf("adi_gpio2: please provide none-null label\n");
-
- if (label)
- return strcmp(str_ident[ident].name, label);
- else
- return -EINVAL;
-}
-
-#define map_entry(m, i) reserved_##m##_map[gpio_bank(i)]
-#define is_reserved(m, i, e) (map_entry(m, i) & gpio_bit(i))
-#define reserve(m, i) (map_entry(m, i) |= gpio_bit(i))
-#define unreserve(m, i) (map_entry(m, i) &= ~gpio_bit(i))
-#define DECLARE_RESERVED_MAP(m, c) unsigned short reserved_##m##_map[c]
-
-static DECLARE_RESERVED_MAP(gpio, GPIO_BANK_NUM);
-static DECLARE_RESERVED_MAP(peri, gpio_bank(MAX_RESOURCES));
-
-inline int check_gpio(unsigned gpio)
-{
-#if defined(CONFIG_BF54x)
- if (gpio == GPIO_PB15 || gpio == GPIO_PC14 || gpio == GPIO_PC15 ||
- gpio == GPIO_PH14 || gpio == GPIO_PH15 ||
- gpio == GPIO_PJ14 || gpio == GPIO_PJ15)
- return -EINVAL;
-#endif
- if (gpio >= MAX_GPIOS)
- return -EINVAL;
- return 0;
-}
-
-static void port_setup(unsigned gpio, unsigned short usage)
-{
-#if defined(CONFIG_BF54x)
- if (usage == GPIO_USAGE)
- gpio_array[gpio_bank(gpio)]->port_fer &= ~gpio_bit(gpio);
- else
- gpio_array[gpio_bank(gpio)]->port_fer |= gpio_bit(gpio);
-#else
- if (usage == GPIO_USAGE)
- gpio_array[gpio_bank(gpio)]->port_fer_clear = gpio_bit(gpio);
- else
- gpio_array[gpio_bank(gpio)]->port_fer_set = gpio_bit(gpio);
-#endif
-}
-
-inline void portmux_setup(unsigned short per)
-{
- u32 pmux;
- u16 ident = P_IDENT(per);
- u16 function = P_FUNCT2MUX(per);
-
- pmux = gpio_array[gpio_bank(ident)]->port_mux;
-
- pmux &= ~(0x3 << (2 * gpio_sub_n(ident)));
- pmux |= (function & 0x3) << (2 * gpio_sub_n(ident));
-
- gpio_array[gpio_bank(ident)]->port_mux = pmux;
-}
-
-inline u16 get_portmux(unsigned short per)
-{
- u32 pmux;
- u16 ident = P_IDENT(per);
-
- pmux = gpio_array[gpio_bank(ident)]->port_mux;
-
- return pmux >> (2 * gpio_sub_n(ident)) & 0x3;
-}
-
-unsigned short get_gpio_dir(unsigned gpio)
-{
- return 0x01 &
- (gpio_array[gpio_bank(gpio)]->dir_clear >> gpio_sub_n(gpio));
-}
-
-/***********************************************************
-*
-* FUNCTIONS: Peripheral Resource Allocation
-* and PortMux Setup
-*
-* INPUTS/OUTPUTS:
-* per Peripheral Identifier
-* label String
-*
-* DESCRIPTION: Peripheral Resource Allocation and Setup API
-**************************************************************/
-
-int peripheral_request(unsigned short per, const char *label)
-{
- unsigned short ident = P_IDENT(per);
-
- /*
- * Don't cares are pins with only one dedicated function
- */
-
- if (per & P_DONTCARE)
- return 0;
-
- if (!(per & P_DEFINED))
- return -EINVAL;
-
- BUG_ON(ident >= MAX_RESOURCES);
-
- /* If a pin can be muxed as either GPIO or peripheral, make
- * sure it is not already a GPIO pin when we request it.
- */
- if (unlikely(!check_gpio(ident) && is_reserved(gpio, ident, 1))) {
- printf("%s: Peripheral %d is already reserved as GPIO by %s!\n",
- __func__, ident, get_label(ident));
- return -EBUSY;
- }
-
- if (unlikely(is_reserved(peri, ident, 1))) {
- /*
- * Pin functions like AMC address strobes my
- * be requested and used by several drivers
- */
-
- if (!((per & P_MAYSHARE) &&
- get_portmux(per) == P_FUNCT2MUX(per))) {
- /*
- * Allow that the identical pin function can
- * be requested from the same driver twice
- */
-
- if (cmp_label(ident, label) == 0)
- goto anyway;
-
- printf("%s: Peripheral %d function %d is already "
- "reserved by %s!\n", __func__, ident,
- P_FUNCT2MUX(per), get_label(ident));
- return -EBUSY;
- }
- }
-
- anyway:
- reserve(peri, ident);
-
- portmux_setup(per);
- port_setup(ident, PERIPHERAL_USAGE);
-
- set_label(ident, label);
-
- return 0;
-}
-
-int peripheral_request_list(const unsigned short per[], const char *label)
-{
- u16 cnt;
- int ret;
-
- for (cnt = 0; per[cnt] != 0; cnt++) {
- ret = peripheral_request(per[cnt], label);
-
- if (ret < 0) {
- for (; cnt > 0; cnt--)
- peripheral_free(per[cnt - 1]);
-
- return ret;
- }
- }
-
- return 0;
-}
-
-void peripheral_free(unsigned short per)
-{
- unsigned short ident = P_IDENT(per);
-
- if (per & P_DONTCARE)
- return;
-
- if (!(per & P_DEFINED))
- return;
-
- if (unlikely(!is_reserved(peri, ident, 0)))
- return;
-
- if (!(per & P_MAYSHARE))
- port_setup(ident, GPIO_USAGE);
-
- unreserve(peri, ident);
-
- set_label(ident, "free");
-}
-
-void peripheral_free_list(const unsigned short per[])
-{
- u16 cnt;
- for (cnt = 0; per[cnt] != 0; cnt++)
- peripheral_free(per[cnt]);
-}
-
-/***********************************************************
-*
-* FUNCTIONS: GPIO Driver
-*
-* INPUTS/OUTPUTS:
-* gpio PIO Number between 0 and MAX_GPIOS
-* label String
-*
-* DESCRIPTION: GPIO Driver API
-**************************************************************/
-
-int gpio_request(unsigned gpio, const char *label)
-{
- if (check_gpio(gpio) < 0)
- return -EINVAL;
-
- /*
- * Allow that the identical GPIO can
- * be requested from the same driver twice
- * Do nothing and return -
- */
-
- if (cmp_label(gpio, label) == 0)
- return 0;
-
- if (unlikely(is_reserved(gpio, gpio, 1))) {
- printf("adi_gpio2: GPIO %d is already reserved by %s!\n",
- gpio, get_label(gpio));
- return -EBUSY;
- }
- if (unlikely(is_reserved(peri, gpio, 1))) {
- printf("adi_gpio2: GPIO %d is already reserved as Peripheral "
- "by %s!\n", gpio, get_label(gpio));
- return -EBUSY;
- }
-
- reserve(gpio, gpio);
- set_label(gpio, label);
-
- port_setup(gpio, GPIO_USAGE);
-
- return 0;
-}
-
-int gpio_free(unsigned gpio)
-{
- if (check_gpio(gpio) < 0)
- return -1;
-
- if (unlikely(!is_reserved(gpio, gpio, 0))) {
- gpio_error(gpio);
- return -1;
- }
-
- unreserve(gpio, gpio);
-
- set_label(gpio, "free");
-
- return 0;
-}
-
-#ifdef ADI_SPECIAL_GPIO_BANKS
-static DECLARE_RESERVED_MAP(special_gpio, gpio_bank(MAX_RESOURCES));
-
-int special_gpio_request(unsigned gpio, const char *label)
-{
- /*
- * Allow that the identical GPIO can
- * be requested from the same driver twice
- * Do nothing and return -
- */
-
- if (cmp_label(gpio, label) == 0)
- return 0;
-
- if (unlikely(is_reserved(special_gpio, gpio, 1))) {
- printf("adi_gpio2: GPIO %d is already reserved by %s!\n",
- gpio, get_label(gpio));
- return -EBUSY;
- }
- if (unlikely(is_reserved(peri, gpio, 1))) {
- printf("adi_gpio2: GPIO %d is already reserved as Peripheral "
- "by %s!\n", gpio, get_label(gpio));
-
- return -EBUSY;
- }
-
- reserve(special_gpio, gpio);
- reserve(peri, gpio);
-
- set_label(gpio, label);
- port_setup(gpio, GPIO_USAGE);
-
- return 0;
-}
-
-void special_gpio_free(unsigned gpio)
-{
- if (unlikely(!is_reserved(special_gpio, gpio, 0))) {
- gpio_error(gpio);
- return;
- }
-
- unreserve(special_gpio, gpio);
- unreserve(peri, gpio);
- set_label(gpio, "free");
-}
-#endif
-
-static inline void __gpio_direction_input(unsigned gpio)
-{
- gpio_array[gpio_bank(gpio)]->dir_clear = gpio_bit(gpio);
-#if defined(CONFIG_BF54x)
- gpio_array[gpio_bank(gpio)]->inen |= gpio_bit(gpio);
-#else
- gpio_array[gpio_bank(gpio)]->inen_set = gpio_bit(gpio);
-#endif
-}
-
-int gpio_direction_input(unsigned gpio)
-{
- unsigned long flags;
-
- if (!is_reserved(gpio, gpio, 0)) {
- gpio_error(gpio);
- return -EINVAL;
- }
-
- local_irq_save(flags);
- __gpio_direction_input(gpio);
- local_irq_restore(flags);
-
- return 0;
-}
-
-int gpio_set_value(unsigned gpio, int arg)
-{
- if (arg)
- gpio_array[gpio_bank(gpio)]->data_set = gpio_bit(gpio);
- else
- gpio_array[gpio_bank(gpio)]->data_clear = gpio_bit(gpio);
-
- return 0;
-}
-
-int gpio_direction_output(unsigned gpio, int value)
-{
- unsigned long flags;
-
- if (!is_reserved(gpio, gpio, 0)) {
- gpio_error(gpio);
- return -EINVAL;
- }
-
- local_irq_save(flags);
-
-#if defined(CONFIG_BF54x)
- gpio_array[gpio_bank(gpio)]->inen &= ~gpio_bit(gpio);
-#else
- gpio_array[gpio_bank(gpio)]->inen_clear = gpio_bit(gpio);
-#endif
- gpio_set_value(gpio, value);
- gpio_array[gpio_bank(gpio)]->dir_set = gpio_bit(gpio);
-
- local_irq_restore(flags);
-
- return 0;
-}
-
-int gpio_get_value(unsigned gpio)
-{
- return 1 & (gpio_array[gpio_bank(gpio)]->data >> gpio_sub_n(gpio));
-}
-
-void gpio_labels(void)
-{
- int c, gpio;
-
- for (c = 0; c < MAX_RESOURCES; c++) {
- gpio = is_reserved(gpio, c, 1);
- if (!check_gpio(c) && gpio)
- printf("GPIO_%d:\t%s\tGPIO %s\n", c, get_label(c),
- get_gpio_dir(c) ? "OUTPUT" : "INPUT");
- else if (is_reserved(peri, c, 1))
- printf("GPIO_%d:\t%s\tPeripheral\n", c, get_label(c));
- else
- continue;
- }
-}
diff --git a/drivers/gpio/kona_gpio.c b/drivers/gpio/kona_gpio.c
deleted file mode 100644
index 29791882a34..00000000000
--- a/drivers/gpio/kona_gpio.c
+++ /dev/null
@@ -1,141 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2013 Broadcom Corporation.
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <asm/io.h>
-#include <asm/arch/sysmap.h>
-
-#define GPIO_BASE (void *)GPIO2_BASE_ADDR
-
-#define GPIO_PASSWD 0x00a5a501
-#define GPIO_PER_BANK 32
-#define GPIO_MAX_BANK_NUM 8
-
-#define GPIO_BANK(gpio) ((gpio) >> 5)
-#define GPIO_BITMASK(gpio) \
- (1UL << ((gpio) & (GPIO_PER_BANK - 1)))
-
-#define GPIO_OUT_STATUS(bank) (0x00000000 + ((bank) << 2))
-#define GPIO_IN_STATUS(bank) (0x00000020 + ((bank) << 2))
-#define GPIO_OUT_SET(bank) (0x00000040 + ((bank) << 2))
-#define GPIO_OUT_CLEAR(bank) (0x00000060 + ((bank) << 2))
-#define GPIO_INT_STATUS(bank) (0x00000080 + ((bank) << 2))
-#define GPIO_INT_MASK(bank) (0x000000a0 + ((bank) << 2))
-#define GPIO_INT_MSKCLR(bank) (0x000000c0 + ((bank) << 2))
-#define GPIO_CONTROL(bank) (0x00000100 + ((bank) << 2))
-#define GPIO_PWD_STATUS(bank) (0x00000500 + ((bank) << 2))
-
-#define GPIO_GPPWR_OFFSET 0x00000520
-
-#define GPIO_GPCTR0_DBR_SHIFT 5
-#define GPIO_GPCTR0_DBR_MASK 0x000001e0
-
-#define GPIO_GPCTR0_ITR_SHIFT 3
-#define GPIO_GPCTR0_ITR_MASK 0x00000018
-#define GPIO_GPCTR0_ITR_CMD_RISING_EDGE 0x00000001
-#define GPIO_GPCTR0_ITR_CMD_FALLING_EDGE 0x00000002
-#define GPIO_GPCTR0_ITR_CMD_BOTH_EDGE 0x00000003
-
-#define GPIO_GPCTR0_IOTR_MASK 0x00000001
-#define GPIO_GPCTR0_IOTR_CMD_0UTPUT 0x00000000
-#define GPIO_GPCTR0_IOTR_CMD_INPUT 0x00000001
-
-int gpio_request(unsigned gpio, const char *label)
-{
- unsigned int value, off;
-
- writel(GPIO_PASSWD, GPIO_BASE + GPIO_GPPWR_OFFSET);
- off = GPIO_PWD_STATUS(GPIO_BANK(gpio));
- value = readl(GPIO_BASE + off) & ~GPIO_BITMASK(gpio);
- writel(value, GPIO_BASE + off);
-
- return 0;
-}
-
-int gpio_free(unsigned gpio)
-{
- unsigned int value, off;
-
- writel(GPIO_PASSWD, GPIO_BASE + GPIO_GPPWR_OFFSET);
- off = GPIO_PWD_STATUS(GPIO_BANK(gpio));
- value = readl(GPIO_BASE + off) | GPIO_BITMASK(gpio);
- writel(value, GPIO_BASE + off);
-
- return 0;
-}
-
-int gpio_direction_input(unsigned gpio)
-{
- u32 val;
-
- val = readl(GPIO_BASE + GPIO_CONTROL(gpio));
- val &= ~GPIO_GPCTR0_IOTR_MASK;
- val |= GPIO_GPCTR0_IOTR_CMD_INPUT;
- writel(val, GPIO_BASE + GPIO_CONTROL(gpio));
-
- return 0;
-}
-
-int gpio_direction_output(unsigned gpio, int value)
-{
- int bank_id = GPIO_BANK(gpio);
- int bitmask = GPIO_BITMASK(gpio);
- u32 val, off;
-
- val = readl(GPIO_BASE + GPIO_CONTROL(gpio));
- val &= ~GPIO_GPCTR0_IOTR_MASK;
- val |= GPIO_GPCTR0_IOTR_CMD_0UTPUT;
- writel(val, GPIO_BASE + GPIO_CONTROL(gpio));
- off = value ? GPIO_OUT_SET(bank_id) : GPIO_OUT_CLEAR(bank_id);
-
- val = readl(GPIO_BASE + off);
- val |= bitmask;
- writel(val, GPIO_BASE + off);
-
- return 0;
-}
-
-int gpio_get_value(unsigned gpio)
-{
- int bank_id = GPIO_BANK(gpio);
- int bitmask = GPIO_BITMASK(gpio);
- u32 val, off;
-
- /* determine the GPIO pin direction */
- val = readl(GPIO_BASE + GPIO_CONTROL(gpio));
- val &= GPIO_GPCTR0_IOTR_MASK;
-
- /* read the GPIO bank status */
- off = (GPIO_GPCTR0_IOTR_CMD_INPUT == val) ?
- GPIO_IN_STATUS(bank_id) : GPIO_OUT_STATUS(bank_id);
- val = readl(GPIO_BASE + off);
-
- /* return the specified bit status */
- return !!(val & bitmask);
-}
-
-void gpio_set_value(unsigned gpio, int value)
-{
- int bank_id = GPIO_BANK(gpio);
- int bitmask = GPIO_BITMASK(gpio);
- u32 val, off;
-
- /* determine the GPIO pin direction */
- val = readl(GPIO_BASE + GPIO_CONTROL(gpio));
- val &= GPIO_GPCTR0_IOTR_MASK;
-
- /* this function only applies to output pin */
- if (GPIO_GPCTR0_IOTR_CMD_INPUT == val) {
- printf("%s: Cannot set an input pin %d\n", __func__, gpio);
- return;
- }
-
- off = value ? GPIO_OUT_SET(bank_id) : GPIO_OUT_CLEAR(bank_id);
-
- val = readl(GPIO_BASE + off);
- val |= bitmask;
- writel(val, GPIO_BASE + off);
-}
diff --git a/drivers/gpio/mpc83xx_gpio.c b/drivers/gpio/mpc83xx_gpio.c
deleted file mode 100644
index bf693c8d457..00000000000
--- a/drivers/gpio/mpc83xx_gpio.c
+++ /dev/null
@@ -1,183 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Freescale MPC83xx GPIO handling.
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <mpc83xx.h>
-#include <asm/gpio.h>
-#include <asm/io.h>
-
-#ifndef CFG_MPC83XX_GPIO_0_INIT_DIRECTION
-#define CFG_MPC83XX_GPIO_0_INIT_DIRECTION 0
-#endif
-#ifndef CFG_MPC83XX_GPIO_1_INIT_DIRECTION
-#define CFG_MPC83XX_GPIO_1_INIT_DIRECTION 0
-#endif
-#ifndef CFG_MPC83XX_GPIO_0_INIT_OPEN_DRAIN
-#define CFG_MPC83XX_GPIO_0_INIT_OPEN_DRAIN 0
-#endif
-#ifndef CFG_MPC83XX_GPIO_1_INIT_OPEN_DRAIN
-#define CFG_MPC83XX_GPIO_1_INIT_OPEN_DRAIN 0
-#endif
-#ifndef CFG_MPC83XX_GPIO_0_INIT_VALUE
-#define CFG_MPC83XX_GPIO_0_INIT_VALUE 0
-#endif
-#ifndef CFG_MPC83XX_GPIO_1_INIT_VALUE
-#define CFG_MPC83XX_GPIO_1_INIT_VALUE 0
-#endif
-
-static unsigned int gpio_output_value[MPC83XX_GPIO_CTRLRS];
-
-/*
- * Generic_GPIO primitives.
- */
-
-int gpio_request(unsigned gpio, const char *label)
-{
- if (gpio >= MAX_NUM_GPIOS)
- return -1;
-
- return 0;
-}
-
-int gpio_free(unsigned gpio)
-{
- /* Do not set to input */
- return 0;
-}
-
-/* set GPIO pin 'gpio' as an input */
-int gpio_direction_input(unsigned gpio)
-{
- immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
- unsigned int ctrlr;
- unsigned int line;
- unsigned int line_mask;
-
- /* 32-bits per controller */
- ctrlr = gpio >> 5;
- line = gpio & (0x1F);
-
- /* Big endian */
- line_mask = 1 << (31 - line);
-
- clrbits_be32(&im->gpio[ctrlr].dir, line_mask);
-
- return 0;
-}
-
-/* set GPIO pin 'gpio' as an output, with polarity 'value' */
-int gpio_direction_output(unsigned gpio, int value)
-{
- immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
- unsigned int ctrlr;
- unsigned int line;
- unsigned int line_mask;
-
- if (value != 0 && value != 1) {
- printf("Error: Value parameter must be 0 or 1.\n");
- return -1;
- }
-
- gpio_set_value(gpio, value);
-
- /* 32-bits per controller */
- ctrlr = gpio >> 5;
- line = gpio & (0x1F);
-
- /* Big endian */
- line_mask = 1 << (31 - line);
-
- /* Make the line output */
- setbits_be32(&im->gpio[ctrlr].dir, line_mask);
-
- return 0;
-}
-
-/* read GPIO IN value of pin 'gpio' */
-int gpio_get_value(unsigned gpio)
-{
- immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
- unsigned int ctrlr;
- unsigned int line;
- unsigned int line_mask;
-
- /* 32-bits per controller */
- ctrlr = gpio >> 5;
- line = gpio & (0x1F);
-
- /* Big endian */
- line_mask = 1 << (31 - line);
-
- /* Read the value and mask off the bit */
- return (in_be32(&im->gpio[ctrlr].dat) & line_mask) != 0;
-}
-
-/* write GPIO OUT value to pin 'gpio' */
-int gpio_set_value(unsigned gpio, int value)
-{
- immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
- unsigned int ctrlr;
- unsigned int line;
- unsigned int line_mask;
-
- if (value != 0 && value != 1) {
- printf("Error: Value parameter must be 0 or 1.\n");
- return -1;
- }
-
- /* 32-bits per controller */
- ctrlr = gpio >> 5;
- line = gpio & (0x1F);
-
- /* Big endian */
- line_mask = 1 << (31 - line);
-
- /* Update the local output buffer soft copy */
- gpio_output_value[ctrlr] =
- (gpio_output_value[ctrlr] & ~line_mask) | \
- (value ? line_mask : 0);
-
- /* Write the output */
- out_be32(&im->gpio[ctrlr].dat, gpio_output_value[ctrlr]);
-
- return 0;
-}
-
-/* Configure GPIO registers early */
-void mpc83xx_gpio_init_f(void)
-{
- immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
-
-#if MPC83XX_GPIO_CTRLRS >= 1
- out_be32(&im->gpio[0].dir, CFG_MPC83XX_GPIO_0_INIT_DIRECTION);
- out_be32(&im->gpio[0].odr, CFG_MPC83XX_GPIO_0_INIT_OPEN_DRAIN);
- out_be32(&im->gpio[0].dat, CFG_MPC83XX_GPIO_0_INIT_VALUE);
- out_be32(&im->gpio[0].ier, 0xFFFFFFFF); /* Clear all events */
- out_be32(&im->gpio[0].imr, 0);
- out_be32(&im->gpio[0].icr, 0);
-#endif
-
-#if MPC83XX_GPIO_CTRLRS >= 2
- out_be32(&im->gpio[1].dir, CFG_MPC83XX_GPIO_1_INIT_DIRECTION);
- out_be32(&im->gpio[1].odr, CFG_MPC83XX_GPIO_1_INIT_OPEN_DRAIN);
- out_be32(&im->gpio[1].dat, CFG_MPC83XX_GPIO_1_INIT_VALUE);
- out_be32(&im->gpio[1].ier, 0xFFFFFFFF); /* Clear all events */
- out_be32(&im->gpio[1].imr, 0);
- out_be32(&im->gpio[1].icr, 0);
-#endif
-}
-
-/* Initialize GPIO soft-copies */
-void mpc83xx_gpio_init_r(void)
-{
-#if MPC83XX_GPIO_CTRLRS >= 1
- gpio_output_value[0] = CFG_MPC83XX_GPIO_0_INIT_VALUE;
-#endif
-
-#if MPC83XX_GPIO_CTRLRS >= 2
- gpio_output_value[1] = CFG_MPC83XX_GPIO_1_INIT_VALUE;
-#endif
-}
diff --git a/drivers/gpio/pca9698.c b/drivers/gpio/pca9698.c
deleted file mode 100644
index 11274c78101..00000000000
--- a/drivers/gpio/pca9698.c
+++ /dev/null
@@ -1,127 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * (C) Copyright 2011
- * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
- */
-
-/*
- * Driver for NXP's pca9698 40 bit I2C gpio expander
- */
-
-#include <common.h>
-#include <i2c.h>
-#include <malloc.h>
-#include <linux/errno.h>
-#include <pca9698.h>
-
-/*
- * The pca9698 registers
- */
-
-#define PCA9698_REG_INPUT 0x00
-#define PCA9698_REG_OUTPUT 0x08
-#define PCA9698_REG_POLARITY 0x10
-#define PCA9698_REG_CONFIG 0x18
-
-#define PCA9698_BUFFER_SIZE 5
-#define PCA9698_GPIO_COUNT 40
-
-static int pca9698_read40(u8 addr, u8 offset, u8 *buffer)
-{
- u8 command = offset | 0x80; /* autoincrement */
-
- return i2c_read(addr, command, 1, buffer, PCA9698_BUFFER_SIZE);
-}
-
-static int pca9698_write40(u8 addr, u8 offset, u8 *buffer)
-{
- u8 command = offset | 0x80; /* autoincrement */
-
- return i2c_write(addr, command, 1, buffer, PCA9698_BUFFER_SIZE);
-}
-
-static void pca9698_set_bit(unsigned gpio, u8 *buffer, unsigned value)
-{
- unsigned byte = gpio / 8;
- unsigned bit = gpio % 8;
-
- if (value)
- buffer[byte] |= (1 << bit);
- else
- buffer[byte] &= ~(1 << bit);
-}
-
-int pca9698_request(unsigned gpio, const char *label)
-{
- if (gpio >= PCA9698_GPIO_COUNT)
- return -EINVAL;
-
- return 0;
-}
-
-void pca9698_free(unsigned gpio)
-{
-}
-
-int pca9698_direction_input(u8 addr, unsigned gpio)
-{
- u8 data[PCA9698_BUFFER_SIZE];
- int res;
-
- res = pca9698_read40(addr, PCA9698_REG_CONFIG, data);
- if (res)
- return res;
-
- pca9698_set_bit(gpio, data, 1);
-
- return pca9698_write40(addr, PCA9698_REG_CONFIG, data);
-}
-
-int pca9698_direction_output(u8 addr, unsigned gpio, int value)
-{
- u8 data[PCA9698_BUFFER_SIZE];
- int res;
-
- res = pca9698_set_value(addr, gpio, value);
- if (res)
- return res;
-
- res = pca9698_read40(addr, PCA9698_REG_CONFIG, data);
- if (res)
- return res;
-
- pca9698_set_bit(gpio, data, 0);
-
- return pca9698_write40(addr, PCA9698_REG_CONFIG, data);
-}
-
-int pca9698_get_value(u8 addr, unsigned gpio)
-{
- unsigned config_byte = gpio / 8;
- unsigned config_bit = gpio % 8;
- unsigned value;
- u8 data[PCA9698_BUFFER_SIZE];
- int res;
-
- res = pca9698_read40(addr, PCA9698_REG_INPUT, data);
- if (res)
- return -1;
-
- value = data[config_byte] & (1 << config_bit);
-
- return !!value;
-}
-
-int pca9698_set_value(u8 addr, unsigned gpio, int value)
-{
- u8 data[PCA9698_BUFFER_SIZE];
- int res;
-
- res = pca9698_read40(addr, PCA9698_REG_OUTPUT, data);
- if (res)
- return res;
-
- pca9698_set_bit(gpio, data, value);
-
- return pca9698_write40(addr, PCA9698_REG_OUTPUT, data);
-}