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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/u-boot/drivers/gpio/mxs_gpio.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/drivers/gpio/mxs_gpio.c')
-rw-r--r--qemu/roms/u-boot/drivers/gpio/mxs_gpio.c116
1 files changed, 0 insertions, 116 deletions
diff --git a/qemu/roms/u-boot/drivers/gpio/mxs_gpio.c b/qemu/roms/u-boot/drivers/gpio/mxs_gpio.c
deleted file mode 100644
index da0199b16..000000000
--- a/qemu/roms/u-boot/drivers/gpio/mxs_gpio.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Freescale i.MX28 GPIO control code
- *
- * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
- * on behalf of DENX Software Engineering GmbH
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <netdev.h>
-#include <asm/errno.h>
-#include <asm/io.h>
-#include <asm/arch/iomux.h>
-#include <asm/arch/imx-regs.h>
-
-#if defined(CONFIG_MX23)
-#define PINCTRL_BANKS 3
-#define PINCTRL_DOUT(n) (0x0500 + ((n) * 0x10))
-#define PINCTRL_DIN(n) (0x0600 + ((n) * 0x10))
-#define PINCTRL_DOE(n) (0x0700 + ((n) * 0x10))
-#define PINCTRL_PIN2IRQ(n) (0x0800 + ((n) * 0x10))
-#define PINCTRL_IRQEN(n) (0x0900 + ((n) * 0x10))
-#define PINCTRL_IRQSTAT(n) (0x0c00 + ((n) * 0x10))
-#elif defined(CONFIG_MX28)
-#define PINCTRL_BANKS 5
-#define PINCTRL_DOUT(n) (0x0700 + ((n) * 0x10))
-#define PINCTRL_DIN(n) (0x0900 + ((n) * 0x10))
-#define PINCTRL_DOE(n) (0x0b00 + ((n) * 0x10))
-#define PINCTRL_PIN2IRQ(n) (0x1000 + ((n) * 0x10))
-#define PINCTRL_IRQEN(n) (0x1100 + ((n) * 0x10))
-#define PINCTRL_IRQSTAT(n) (0x1400 + ((n) * 0x10))
-#else
-#error "Please select CONFIG_MX23 or CONFIG_MX28"
-#endif
-
-#define GPIO_INT_FALL_EDGE 0x0
-#define GPIO_INT_LOW_LEV 0x1
-#define GPIO_INT_RISE_EDGE 0x2
-#define GPIO_INT_HIGH_LEV 0x3
-#define GPIO_INT_LEV_MASK (1 << 0)
-#define GPIO_INT_POL_MASK (1 << 1)
-
-void mxs_gpio_init(void)
-{
- int i;
-
- for (i = 0; i < PINCTRL_BANKS; i++) {
- writel(0, MXS_PINCTRL_BASE + PINCTRL_PIN2IRQ(i));
- writel(0, MXS_PINCTRL_BASE + PINCTRL_IRQEN(i));
- /* Use SCT address here to clear the IRQSTAT bits */
- writel(0xffffffff, MXS_PINCTRL_BASE + PINCTRL_IRQSTAT(i) + 8);
- }
-}
-
-int gpio_get_value(unsigned gpio)
-{
- uint32_t bank = PAD_BANK(gpio);
- uint32_t offset = PINCTRL_DIN(bank);
- struct mxs_register_32 *reg =
- (struct mxs_register_32 *)(MXS_PINCTRL_BASE + offset);
-
- return (readl(&reg->reg) >> PAD_PIN(gpio)) & 1;
-}
-
-void gpio_set_value(unsigned gpio, int value)
-{
- uint32_t bank = PAD_BANK(gpio);
- uint32_t offset = PINCTRL_DOUT(bank);
- struct mxs_register_32 *reg =
- (struct mxs_register_32 *)(MXS_PINCTRL_BASE + offset);
-
- if (value)
- writel(1 << PAD_PIN(gpio), &reg->reg_set);
- else
- writel(1 << PAD_PIN(gpio), &reg->reg_clr);
-}
-
-int gpio_direction_input(unsigned gpio)
-{
- uint32_t bank = PAD_BANK(gpio);
- uint32_t offset = PINCTRL_DOE(bank);
- struct mxs_register_32 *reg =
- (struct mxs_register_32 *)(MXS_PINCTRL_BASE + offset);
-
- writel(1 << PAD_PIN(gpio), &reg->reg_clr);
-
- return 0;
-}
-
-int gpio_direction_output(unsigned gpio, int value)
-{
- uint32_t bank = PAD_BANK(gpio);
- uint32_t offset = PINCTRL_DOE(bank);
- struct mxs_register_32 *reg =
- (struct mxs_register_32 *)(MXS_PINCTRL_BASE + offset);
-
- gpio_set_value(gpio, value);
-
- writel(1 << PAD_PIN(gpio), &reg->reg_set);
-
- return 0;
-}
-
-int gpio_request(unsigned gpio, const char *label)
-{
- if (PAD_BANK(gpio) >= PINCTRL_BANKS)
- return -1;
-
- return 0;
-}
-
-int gpio_free(unsigned gpio)
-{
- return 0;
-}