gpio: Drop unused mpc83xx_gpio driver

This is not used since this commit:

   7458f18e5c2 ppc: Remove MPC8313ERDB boards

Drop the driver and Kconfig option.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index ec65f70c31815898bf468e1a316bb9c639ff7c06..889a88dc8852dff435fdd25397179634cdabb97d 100644 (file)
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -38,7 +38,6 @@ obj-$(CONFIG_TEGRA_GPIO)      += tegra_gpio.o
 obj-$(CONFIG_TEGRA186_GPIO)    += tegra186_gpio.o
 obj-$(CONFIG_DA8XX_GPIO)       += da8xx_gpio.o
 obj-$(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

diff --git a/drivers/gpio/mpc83xx_gpio.c b/drivers/gpio/mpc83xx_gpio.c
deleted file mode 100644 (file)
index bf693c8..0000000
--- 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
-}