ar71xx: remove AP83 reference design board support

This board is very old and unlikely to still be relevant today. Support
for it contains a significant amount of device specific baggage which is
worth getting rid of.

Signed-off-by: Felix Fietkau <nbd@nbd.name>

5 files changed, 0 insertions, 568 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
index 9e1b50e262..a0f24e16b5 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
@@ -166,14 +166,6 @@ config ATH79_MACH_AP152
 	  QCA AP152 reference boards.
 
 
-config ATH79_MACH_AP83
-	bool "Atheros AP83 board support"
-	select SOC_AR913X
-	select ATH79_DEV_GPIO_BUTTONS
-	select ATH79_DEV_LEDS_GPIO
-	select ATH79_DEV_USB
-	select ATH79_DEV_WMAC
-
 config ATH79_MACH_AP90Q
 	bool "YunCore AP90Q support"
 	select SOC_QCA953X
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Makefile b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
index e573b4b5fe..4affa5d6b1 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
@@ -54,7 +54,6 @@ obj-$(CONFIG_ATH79_MACH_AP143)			+= mach-ap143.o
 obj-$(CONFIG_ATH79_MACH_AP147)			+= mach-ap147.o
 obj-$(CONFIG_ATH79_MACH_AP152)			+= mach-ap152.o
 obj-$(CONFIG_ATH79_MACH_AP81)			+= mach-ap81.o
-obj-$(CONFIG_ATH79_MACH_AP83)			+= mach-ap83.o
 obj-$(CONFIG_ATH79_MACH_AP90Q)			+= mach-ap90q.o
 obj-$(CONFIG_ATH79_MACH_AP96)			+= mach-ap96.o
 obj-$(CONFIG_ATH79_MACH_ARCHER_C7)		+= mach-archer-c7.o
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-ap83.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-ap83.c
deleted file mode 100644
index 8519a9d9a6..0000000000
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-ap83.c
+++ /dev/null
@@ -1,275 +0,0 @@
-/*
- *  Atheros AP83 board support
- *
- *  Copyright (C) 2008-2012 Gabor Juhos <juhosg@openwrt.org>
- *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License version 2 as published
- *  by the Free Software Foundation.
- */
-
-#include <linux/delay.h>
-#include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/physmap.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_gpio.h>
-#include <linux/spi/vsc7385.h>
-
-#include <asm/mach-ath79/ar71xx_regs.h>
-#include <asm/mach-ath79/ath79.h>
-
-#include "dev-eth.h"
-#include "dev-gpio-buttons.h"
-#include "dev-leds-gpio.h"
-#include "dev-usb.h"
-#include "dev-wmac.h"
-#include "machtypes.h"
-
-#define AP83_GPIO_LED_WLAN	6
-#define AP83_GPIO_LED_POWER	14
-#define AP83_GPIO_LED_JUMPSTART	15
-#define AP83_GPIO_BTN_JUMPSTART	12
-#define AP83_GPIO_BTN_RESET	21
-
-#define AP83_050_GPIO_VSC7385_CS	1
-#define AP83_050_GPIO_VSC7385_MISO	3
-#define AP83_050_GPIO_VSC7385_MOSI	16
-#define AP83_050_GPIO_VSC7385_SCK	17
-
-#define AP83_KEYS_POLL_INTERVAL		20	/* msecs */
-#define AP83_KEYS_DEBOUNCE_INTERVAL	(3 * AP83_KEYS_POLL_INTERVAL)
-
-static struct mtd_partition ap83_flash_partitions[] = {
-	{
-		.name		= "u-boot",
-		.offset		= 0,
-		.size		= 0x040000,
-		.mask_flags	= MTD_WRITEABLE,
-	}, {
-		.name		= "u-boot-env",
-		.offset		= 0x040000,
-		.size		= 0x020000,
-		.mask_flags	= MTD_WRITEABLE,
-	}, {
-		.name		= "kernel",
-		.offset		= 0x060000,
-		.size		= 0x140000,
-	}, {
-		.name		= "rootfs",
-		.offset		= 0x1a0000,
-		.size		= 0x650000,
-	}, {
-		.name		= "art",
-		.offset		= 0x7f0000,
-		.size		= 0x010000,
-		.mask_flags	= MTD_WRITEABLE,
-	}, {
-		.name		= "firmware",
-		.offset		= 0x060000,
-		.size		= 0x790000,
-	}
-};
-
-static struct physmap_flash_data ap83_flash_data = {
-	.width		= 2,
-	.parts		= ap83_flash_partitions,
-	.nr_parts	= ARRAY_SIZE(ap83_flash_partitions),
-};
-
-static struct resource ap83_flash_resources[] = {
-	[0] = {
-		.start	= AR71XX_SPI_BASE,
-		.end	= AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device ap83_flash_device = {
-	.name		= "ar91xx-flash",
-	.id		= -1,
-	.resource	= ap83_flash_resources,
-	.num_resources	= ARRAY_SIZE(ap83_flash_resources),
-	.dev		= {
-		.platform_data = &ap83_flash_data,
-	}
-};
-
-static struct gpio_led ap83_leds_gpio[] __initdata = {
-	{
-		.name		= "ap83:green:jumpstart",
-		.gpio		= AP83_GPIO_LED_JUMPSTART,
-		.active_low	= 0,
-	}, {
-		.name		= "ap83:green:power",
-		.gpio		= AP83_GPIO_LED_POWER,
-		.active_low	= 0,
-	}, {
-		.name		= "ap83:green:wlan",
-		.gpio		= AP83_GPIO_LED_WLAN,
-		.active_low	= 0,
-	},
-};
-
-static struct gpio_keys_button ap83_gpio_keys[] __initdata = {
-	{
-		.desc		= "soft_reset",
-		.type		= EV_KEY,
-		.code		= KEY_RESTART,
-		.debounce_interval = AP83_KEYS_DEBOUNCE_INTERVAL,
-		.gpio		= AP83_GPIO_BTN_RESET,
-		.active_low	= 1,
-	}, {
-		.desc		= "jumpstart",
-		.type		= EV_KEY,
-		.code		= KEY_WPS_BUTTON,
-		.debounce_interval = AP83_KEYS_DEBOUNCE_INTERVAL,
-		.gpio		= AP83_GPIO_BTN_JUMPSTART,
-		.active_low	= 1,
-	}
-};
-
-static struct resource ap83_040_spi_resources[] = {
-	[0] = {
-		.start	= AR71XX_SPI_BASE,
-		.end	= AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device ap83_040_spi_device = {
-	.name		= "ap83-spi",
-	.id		= 0,
-	.resource	= ap83_040_spi_resources,
-	.num_resources	= ARRAY_SIZE(ap83_040_spi_resources),
-};
-
-static struct spi_gpio_platform_data ap83_050_spi_data = {
-	.miso	= AP83_050_GPIO_VSC7385_MISO,
-	.mosi	= AP83_050_GPIO_VSC7385_MOSI,
-	.sck	= AP83_050_GPIO_VSC7385_SCK,
-	.num_chipselect = 1,
-};
-
-static struct platform_device ap83_050_spi_device = {
-	.name		= "spi_gpio",
-	.id		= 0,
-	.dev		= {
-		.platform_data = &ap83_050_spi_data,
-	}
-};
-
-static void ap83_vsc7385_reset(void)
-{
-	ath79_device_reset_set(AR71XX_RESET_GE1_PHY);
-	udelay(10);
-	ath79_device_reset_clear(AR71XX_RESET_GE1_PHY);
-	mdelay(50);
-}
-
-static struct vsc7385_platform_data ap83_vsc7385_data = {
-	.reset		= ap83_vsc7385_reset,
-	.ucode_name	= "vsc7385_ucode_ap83.bin",
-	.mac_cfg = {
-		.tx_ipg		= 6,
-		.bit2		= 0,
-		.clk_sel	= 3,
-	},
-};
-
-static struct spi_board_info ap83_spi_info[] = {
-	{
-		.bus_num	= 0,
-		.chip_select	= 0,
-		.max_speed_hz	= 25000000,
-		.modalias	= "spi-vsc7385",
-		.platform_data	= &ap83_vsc7385_data,
-		.controller_data = (void *) AP83_050_GPIO_VSC7385_CS,
-	}
-};
-
-static void __init ap83_generic_setup(void)
-{
-	u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
-
-	ath79_register_mdio(0, 0xfffffffe);
-
-	ath79_init_mac(ath79_eth0_data.mac_addr, eeprom, 0);
-	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
-	ath79_eth0_data.phy_mask = 0x1;
-
-	ath79_register_eth(0);
-
-	ath79_init_mac(ath79_eth1_data.mac_addr, eeprom, 1);
-	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
-	ath79_eth1_data.speed = SPEED_1000;
-	ath79_eth1_data.duplex = DUPLEX_FULL;
-
-	ath79_eth1_pll_data.pll_1000 = 0x1f000000;
-
-	ath79_register_eth(1);
-
-	ath79_register_leds_gpio(-1, ARRAY_SIZE(ap83_leds_gpio),
-					ap83_leds_gpio);
-
-	ath79_register_gpio_keys_polled(-1, AP83_KEYS_POLL_INTERVAL,
-					 ARRAY_SIZE(ap83_gpio_keys),
-					 ap83_gpio_keys);
-
-	ath79_register_usb();
-
-	ath79_register_wmac(eeprom, NULL);
-
-	platform_device_register(&ap83_flash_device);
-
-	spi_register_board_info(ap83_spi_info, ARRAY_SIZE(ap83_spi_info));
-}
-
-static void ap83_040_flash_lock(struct platform_device *pdev)
-{
-	ath79_flash_acquire();
-}
-
-static void ap83_040_flash_unlock(struct platform_device *pdev)
-{
-	ath79_flash_release();
-}
-
-static void __init ap83_040_setup(void)
-{
-	ap83_flash_data.lock = ap83_040_flash_lock;
-	ap83_flash_data.unlock = ap83_040_flash_unlock;
-	ap83_generic_setup();
-	platform_device_register(&ap83_040_spi_device);
-}
-
-static void __init ap83_050_setup(void)
-{
-	ap83_generic_setup();
-	platform_device_register(&ap83_050_spi_device);
-}
-
-static void __init ap83_setup(void)
-{
-	u8 *board_id = (u8 *) KSEG1ADDR(0x1fff1244);
-	unsigned int board_version;
-
-	board_version = (unsigned int)(board_id[0] - '0');
-	board_version += ((unsigned int)(board_id[1] - '0')) * 10;
-
-	switch (board_version) {
-	case 40:
-		ap83_040_setup();
-		break;
-	case 50:
-		ap83_050_setup();
-		break;
-	default:
-		printk(KERN_WARNING "AP83-%03u board is not yet supported\n",
-		       board_version);
-	}
-}
-
-MIPS_MACHINE(ATH79_MACH_AP83, "AP83", "Atheros AP83", ap83_setup);
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
index 0054067406..8004fdb2f1 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
@@ -37,7 +37,6 @@ enum ath79_mach_type {
 	ATH79_MACH_AP147_010,			/* Atheros AP147-010 reference board */
 	ATH79_MACH_AP152,			/* Atheros AP152 reference board */
 	ATH79_MACH_AP81,			/* Atheros AP81 reference board */
-	ATH79_MACH_AP83,			/* Atheros AP83 */
 	ATH79_MACH_AP90Q,			/* YunCore AP90Q */
 	ATH79_MACH_AP96,			/* Atheros AP96 */
 	ATH79_MACH_ARCHER_C5,			/* TP-LINK Archer C5 board */
diff --git a/target/linux/ar71xx/files/drivers/spi/spi-ap83.c b/target/linux/ar71xx/files/drivers/spi/spi-ap83.c
deleted file mode 100644
index 33843a6daa..0000000000
--- a/target/linux/ar71xx/files/drivers/spi/spi-ap83.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * Atheros AP83 board specific SPI Controller driver
- *
- * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/workqueue.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_bitbang.h>
-#include <linux/bitops.h>
-#include <linux/gpio.h>
-
-#include <asm/mach-ath79/ath79.h>
-
-#define DRV_DESC	"Atheros AP83 board SPI Controller driver"
-#define DRV_VERSION	"0.1.0"
-#define DRV_NAME	"ap83-spi"
-
-#define AP83_SPI_CLK_HIGH	(1 << 23)
-#define AP83_SPI_CLK_LOW	0
-#define AP83_SPI_MOSI_HIGH	(1 << 22)
-#define AP83_SPI_MOSI_LOW	0
-
-#define AP83_SPI_GPIO_CS	1
-#define AP83_SPI_GPIO_MISO	3
-
-struct ap83_spi {
-	struct	spi_bitbang	bitbang;
-	void __iomem		*base;
-	u32			addr;
-
-	struct platform_device	*pdev;
-};
-
-static inline u32 ap83_spi_rr(struct ap83_spi *sp, u32 reg)
-{
-	return __raw_readl(sp->base + reg);
-}
-
-static inline struct ap83_spi *spidev_to_sp(struct spi_device *spi)
-{
-	return spi_master_get_devdata(spi->master);
-}
-
-static inline void setsck(struct spi_device *spi, int val)
-{
-	struct ap83_spi *sp = spidev_to_sp(spi);
-
-	if (val)
-		sp->addr |= AP83_SPI_CLK_HIGH;
-	else
-		sp->addr &= ~AP83_SPI_CLK_HIGH;
-
-	dev_dbg(&spi->dev, "addr=%08x,  SCK set to %s\n",
-		sp->addr, (val) ? "HIGH" : "LOW");
-
-	ap83_spi_rr(sp, sp->addr);
-}
-
-static inline void setmosi(struct spi_device *spi, int val)
-{
-	struct ap83_spi *sp = spidev_to_sp(spi);
-
-	if (val)
-		sp->addr |= AP83_SPI_MOSI_HIGH;
-	else
-		sp->addr &= ~AP83_SPI_MOSI_HIGH;
-
-	dev_dbg(&spi->dev, "addr=%08x, MOSI set to %s\n",
-		sp->addr, (val) ? "HIGH" : "LOW");
-
-	ap83_spi_rr(sp, sp->addr);
-}
-
-static inline u32 getmiso(struct spi_device *spi)
-{
-	u32 ret;
-
-	ret = gpio_get_value(AP83_SPI_GPIO_MISO) ? 1 : 0;
-	dev_dbg(&spi->dev, "get MISO: %d\n", ret);
-
-	return ret;
-}
-
-static inline void do_spidelay(struct spi_device *spi, unsigned nsecs)
-{
-	ndelay(nsecs);
-}
-
-static void ap83_spi_chipselect(struct spi_device *spi, int on)
-{
-	struct ap83_spi *sp = spidev_to_sp(spi);
-
-	dev_dbg(&spi->dev, "set CS to %d\n", (on) ? 0 : 1);
-
-	if (on) {
-		ath79_flash_acquire();
-
-		sp->addr = 0;
-		ap83_spi_rr(sp, sp->addr);
-
-		gpio_set_value(AP83_SPI_GPIO_CS, 0);
-	} else {
-		gpio_set_value(AP83_SPI_GPIO_CS, 1);
-		ath79_flash_release();
-	}
-}
-
-#define spidelay(nsecs)							\
-	do {								\
-		/* Steal the spi_device pointer from our caller.	\
-		 * The bitbang-API should probably get fixed here... */	\
-		do_spidelay(spi, nsecs);				\
-	} while (0)
-
-#define EXPAND_BITBANG_TXRX
-#include <linux/spi/spi_bitbang.h>
-#include "spi-bitbang-txrx.h"
-
-static u32 ap83_spi_txrx_mode0(struct spi_device *spi,
-			       unsigned nsecs, u32 word, u8 bits)
-{
-	dev_dbg(&spi->dev, "TXRX0 word=%08x, bits=%u\n", word, bits);
-	return bitbang_txrx_be_cpha0(spi, nsecs, 0, 0, word, bits);
-}
-
-static u32 ap83_spi_txrx_mode1(struct spi_device *spi,
-			       unsigned nsecs, u32 word, u8 bits)
-{
-	dev_dbg(&spi->dev, "TXRX1 word=%08x, bits=%u\n", word, bits);
-	return bitbang_txrx_be_cpha1(spi, nsecs, 0, 0, word, bits);
-}
-
-static u32 ap83_spi_txrx_mode2(struct spi_device *spi,
-			       unsigned nsecs, u32 word, u8 bits)
-{
-	dev_dbg(&spi->dev, "TXRX2 word=%08x, bits=%u\n", word, bits);
-	return bitbang_txrx_be_cpha0(spi, nsecs, 1, 0, word, bits);
-}
-
-static u32 ap83_spi_txrx_mode3(struct spi_device *spi,
-			       unsigned nsecs, u32 word, u8 bits)
-{
-	dev_dbg(&spi->dev, "TXRX3 word=%08x, bits=%u\n", word, bits);
-	return bitbang_txrx_be_cpha1(spi, nsecs, 1, 0, word, bits);
-}
-
-static int ap83_spi_probe(struct platform_device *pdev)
-{
-	struct spi_master *master;
-	struct ap83_spi *sp;
-	struct ap83_spi_platform_data *pdata;
-	struct resource	*r;
-	int ret;
-
-	ret = gpio_request(AP83_SPI_GPIO_MISO, "spi-miso");
-	if (ret) {
-		dev_err(&pdev->dev, "gpio request failed for MISO\n");
-		return ret;
-	}
-
-	ret = gpio_request(AP83_SPI_GPIO_CS, "spi-cs");
-	if (ret) {
-		dev_err(&pdev->dev, "gpio request failed for CS\n");
-		goto err_free_miso;
-	}
-
-	ret = gpio_direction_input(AP83_SPI_GPIO_MISO);
-	if (ret) {
-		dev_err(&pdev->dev, "unable to set direction of MISO\n");
-		goto err_free_cs;
-	}
-
-	ret = gpio_direction_output(AP83_SPI_GPIO_CS, 0);
-	if (ret) {
-		dev_err(&pdev->dev, "unable to set direction of CS\n");
-		goto err_free_cs;
-	}
-
-	master = spi_alloc_master(&pdev->dev, sizeof(*sp));
-	if (master == NULL) {
-		dev_err(&pdev->dev, "failed to allocate spi master\n");
-		return -ENOMEM;
-	}
-
-	sp = spi_master_get_devdata(master);
-	platform_set_drvdata(pdev, sp);
-
-	pdata = pdev->dev.platform_data;
-
-	sp->bitbang.master = spi_master_get(master);
-	sp->bitbang.chipselect = ap83_spi_chipselect;
-	sp->bitbang.txrx_word[SPI_MODE_0] = ap83_spi_txrx_mode0;
-	sp->bitbang.txrx_word[SPI_MODE_1] = ap83_spi_txrx_mode1;
-	sp->bitbang.txrx_word[SPI_MODE_2] = ap83_spi_txrx_mode2;
-	sp->bitbang.txrx_word[SPI_MODE_3] = ap83_spi_txrx_mode3;
-
-	sp->bitbang.master->bus_num = pdev->id;
-	sp->bitbang.master->num_chipselect = 1;
-
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (r == NULL) {
-		ret = -ENOENT;
-		goto err_spi_put;
-	}
-
-	sp->base = ioremap_nocache(r->start, r->end - r->start + 1);
-	if (!sp->base) {
-		ret = -ENXIO;
-		goto err_spi_put;
-	}
-
-	ret = spi_bitbang_start(&sp->bitbang);
-	if (!ret)
-		goto err_unmap;
-
-	dev_info(&pdev->dev, "AP83 SPI adapter at %08x\n", r->start);
-
-	return 0;
-
-err_unmap:
-	iounmap(sp->base);
-err_spi_put:
-	platform_set_drvdata(pdev, NULL);
-	spi_master_put(sp->bitbang.master);
-
-err_free_cs:
-	gpio_free(AP83_SPI_GPIO_CS);
-err_free_miso:
-	gpio_free(AP83_SPI_GPIO_MISO);
-	return ret;
-}
-
-static int ap83_spi_remove(struct platform_device *pdev)
-{
-	struct ap83_spi *sp = platform_get_drvdata(pdev);
-
-	spi_bitbang_stop(&sp->bitbang);
-	iounmap(sp->base);
-	platform_set_drvdata(pdev, NULL);
-	spi_master_put(sp->bitbang.master);
-
-	return 0;
-}
-
-static struct platform_driver ap83_spi_drv = {
-	.probe		= ap83_spi_probe,
-	.remove		= ap83_spi_remove,
-	.driver		= {
-		.name	= DRV_NAME,
-		.owner	= THIS_MODULE,
-	},
-};
-
-static int __init ap83_spi_init(void)
-{
-	return platform_driver_register(&ap83_spi_drv);
-}
-module_init(ap83_spi_init);
-
-static void __exit ap83_spi_exit(void)
-{
-	platform_driver_unregister(&ap83_spi_drv);
-}
-module_exit(ap83_spi_exit);
-
-MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_DESCRIPTION(DRV_DESC);
-MODULE_VERSION(DRV_VERSION);
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_LICENSE("GPL v2");