diff options
Diffstat (limited to 'target/linux/brcm63xx')
-rw-r--r-- | target/linux/brcm63xx/patches-4.14/001-4.22-01-MIPS-BCM63XX-drop-unused-and-broken-DSP-platform-dev.patch | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/target/linux/brcm63xx/patches-4.14/001-4.22-01-MIPS-BCM63XX-drop-unused-and-broken-DSP-platform-dev.patch b/target/linux/brcm63xx/patches-4.14/001-4.22-01-MIPS-BCM63XX-drop-unused-and-broken-DSP-platform-dev.patch deleted file mode 100644 index ac03e643b3..0000000000 --- a/target/linux/brcm63xx/patches-4.14/001-4.22-01-MIPS-BCM63XX-drop-unused-and-broken-DSP-platform-dev.patch +++ /dev/null @@ -1,203 +0,0 @@ -From 51559154375fff4a94bbbc249fdd9248a80827b3 Mon Sep 17 00:00:00 2001 -From: Jonas Gorski <jonas.gorski@gmail.com> -Date: Tue, 18 Dec 2018 10:19:02 +0100 -Subject: [PATCH] MIPS: BCM63XX: drop unused and broken DSP platform device - -Trying to register the DSP platform device results in a null pointer -access: - -[ 0.124184] CPU 0 Unable to handle kernel paging request at virtual address 00000000, epc == 804e305c, ra == 804e6f20 -[ 0.135208] Oops[#1]: -[ 0.137514] CPU: 0 PID: 1 Comm: swapper Not tainted 4.14.87 -... -[ 0.197117] epc : 804e305c bcm63xx_dsp_register+0x80/0xa4 -[ 0.202838] ra : 804e6f20 board_register_devices+0x258/0x390 -... - -This happens because it tries to copy the passed platform data over the -platform_device's unpopulated platform_data. - -Since this code has been broken since its submission, no driver was ever -submitted for it, and apparently nobody was using it, just remove it -instead of trying to fix it. - -Fixes: e7300d04bd08 ("MIPS: BCM63xx: Add support for the Broadcom BCM63xx family of SOCs.") -Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> ---- - arch/mips/bcm63xx/Makefile | 6 +-- - arch/mips/bcm63xx/boards/board_bcm963xx.c | 20 -------- - arch/mips/bcm63xx/dev-dsp.c | 56 ---------------------- - .../include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h | 14 ------ - .../mips/include/asm/mach-bcm63xx/board_bcm963xx.h | 5 -- - 5 files changed, 3 insertions(+), 98 deletions(-) - delete mode 100644 arch/mips/bcm63xx/dev-dsp.c - delete mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h - ---- a/arch/mips/bcm63xx/Makefile -+++ b/arch/mips/bcm63xx/Makefile -@@ -1,8 +1,8 @@ - # SPDX-License-Identifier: GPL-2.0 - obj-y += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o reset.o \ -- setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \ -- dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \ -- dev-wdt.o dev-usb-usbd.o -+ setup.o timer.o dev-enet.o dev-flash.o dev-pcmcia.o \ -+ dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o dev-wdt.o \ -+ dev-usb-usbd.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o - - obj-y += boards/ ---- a/arch/mips/bcm63xx/boards/board_bcm963xx.c -+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c -@@ -23,7 +23,6 @@ - #include <bcm63xx_nvram.h> - #include <bcm63xx_dev_pci.h> - #include <bcm63xx_dev_enet.h> --#include <bcm63xx_dev_dsp.h> - #include <bcm63xx_dev_flash.h> - #include <bcm63xx_dev_hsspi.h> - #include <bcm63xx_dev_pcmcia.h> -@@ -289,14 +288,6 @@ static struct board_info __initdata boar - .has_pccard = 1, - .has_ehci0 = 1, - -- .has_dsp = 1, -- .dsp = { -- .gpio_rst = 6, -- .gpio_int = 34, -- .cs = 2, -- .ext_irq = 2, -- }, -- - .leds = { - { - .name = "adsl-fail", -@@ -401,14 +392,6 @@ static struct board_info __initdata boar - - .has_ohci0 = 1, - -- .has_dsp = 1, -- .dsp = { -- .gpio_rst = 6, -- .gpio_int = 34, -- .ext_irq = 2, -- .cs = 2, -- }, -- - .leds = { - { - .name = "adsl-fail", -@@ -898,9 +881,6 @@ int __init board_register_devices(void) - if (board.has_usbd) - bcm63xx_usbd_register(&board.usbd); - -- if (board.has_dsp) -- bcm63xx_dsp_register(&board.dsp); -- - /* Generate MAC address for WLAN and register our SPROM, - * do this after registering enet devices - */ ---- a/arch/mips/bcm63xx/dev-dsp.c -+++ /dev/null -@@ -1,56 +0,0 @@ --/* -- * Broadcom BCM63xx VoIP DSP registration -- * -- * This file is subject to the terms and conditions of the GNU General Public -- * License. See the file "COPYING" in the main directory of this archive -- * for more details. -- * -- * Copyright (C) 2009 Florian Fainelli <florian@openwrt.org> -- */ -- --#include <linux/init.h> --#include <linux/kernel.h> --#include <linux/platform_device.h> -- --#include <bcm63xx_cpu.h> --#include <bcm63xx_dev_dsp.h> --#include <bcm63xx_regs.h> --#include <bcm63xx_io.h> -- --static struct resource voip_dsp_resources[] = { -- { -- .start = -1, /* filled at runtime */ -- .end = -1, /* filled at runtime */ -- .flags = IORESOURCE_MEM, -- }, -- { -- .start = -1, /* filled at runtime */ -- .flags = IORESOURCE_IRQ, -- }, --}; -- --static struct platform_device bcm63xx_voip_dsp_device = { -- .name = "bcm63xx-voip-dsp", -- .id = -1, -- .num_resources = ARRAY_SIZE(voip_dsp_resources), -- .resource = voip_dsp_resources, --}; -- --int __init bcm63xx_dsp_register(const struct bcm63xx_dsp_platform_data *pd) --{ -- struct bcm63xx_dsp_platform_data *dpd; -- u32 val; -- -- /* Get the memory window */ -- val = bcm_mpi_readl(MPI_CSBASE_REG(pd->cs - 1)); -- val &= MPI_CSBASE_BASE_MASK; -- voip_dsp_resources[0].start = val; -- voip_dsp_resources[0].end = val + 0xFFFFFFF; -- voip_dsp_resources[1].start = pd->ext_irq; -- -- /* copy given platform data */ -- dpd = bcm63xx_voip_dsp_device.dev.platform_data; -- memcpy(dpd, pd, sizeof (*pd)); -- -- return platform_device_register(&bcm63xx_voip_dsp_device); --} ---- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h -+++ /dev/null -@@ -1,14 +0,0 @@ --/* SPDX-License-Identifier: GPL-2.0 */ --#ifndef __BCM63XX_DSP_H --#define __BCM63XX_DSP_H -- --struct bcm63xx_dsp_platform_data { -- unsigned gpio_rst; -- unsigned gpio_int; -- unsigned cs; -- unsigned ext_irq; --}; -- --int __init bcm63xx_dsp_register(const struct bcm63xx_dsp_platform_data *pd); -- --#endif /* __BCM63XX_DSP_H */ ---- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h -+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h -@@ -7,7 +7,6 @@ - #include <linux/leds.h> - #include <bcm63xx_dev_enet.h> - #include <bcm63xx_dev_usb_usbd.h> --#include <bcm63xx_dev_dsp.h> - - /* - * flash mapping -@@ -31,7 +30,6 @@ struct board_info { - unsigned int has_ohci0:1; - unsigned int has_ehci0:1; - unsigned int has_usbd:1; -- unsigned int has_dsp:1; - unsigned int has_uart0:1; - unsigned int has_uart1:1; - -@@ -43,9 +41,6 @@ struct board_info { - /* USB config */ - struct bcm63xx_usbd_platform_data usbd; - -- /* DSP config */ -- struct bcm63xx_dsp_platform_data dsp; -- - /* GPIO LEDs */ - struct gpio_led leds[5]; - |