diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.14/950-0036-Main-bcm2708-bcm2709-linux-port.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.14/950-0036-Main-bcm2708-bcm2709-linux-port.patch | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0036-Main-bcm2708-bcm2709-linux-port.patch b/target/linux/brcm2708/patches-4.14/950-0036-Main-bcm2708-bcm2709-linux-port.patch deleted file mode 100644 index 27c92c42e5..0000000000 --- a/target/linux/brcm2708/patches-4.14/950-0036-Main-bcm2708-bcm2709-linux-port.patch +++ /dev/null @@ -1,180 +0,0 @@ -From 456ed3c197e8aec439ebeca39060c204d2429896 Mon Sep 17 00:00:00 2001 -From: popcornmix <popcornmix@gmail.com> -Date: Sun, 12 May 2013 12:24:19 +0100 -Subject: [PATCH 036/454] Main bcm2708/bcm2709 linux port -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Signed-off-by: popcornmix <popcornmix@gmail.com> -Signed-off-by: Noralf Trønnes <noralf@tronnes.org> - -bcm2709: Drop platform smp and timer init code - -irq-bcm2836 handles this through these functions: -bcm2835_init_local_timer_frequency() -bcm2836_arm_irqchip_smp_init() - -Signed-off-by: Noralf Trønnes <noralf@tronnes.org> - -bcm270x: Use watchdog for reboot/poweroff - -The watchdog driver already has support for reboot/poweroff. -Make use of this and remove the code from the platform files. - -Signed-off-by: Noralf Trønnes <noralf@tronnes.org> ---- - arch/arm/mach-bcm/Kconfig | 1 + - arch/arm/mach-bcm/board_bcm2835.c | 9 +++++++++ - arch/arm/mm/proc-v6.S | 15 ++++++++++++--- - drivers/irqchip/irq-bcm2835.c | 7 ++++++- - drivers/mailbox/bcm2835-mailbox.c | 18 ++++++++++++++++-- - 5 files changed, 44 insertions(+), 6 deletions(-) - ---- a/arch/arm/mach-bcm/Kconfig -+++ b/arch/arm/mach-bcm/Kconfig -@@ -158,6 +158,7 @@ config ARCH_BCM2835 - select FIQ - select PINCTRL - select PINCTRL_BCM2835 -+ select MFD_SYSCON if ARCH_MULTI_V7 - help - This enables support for the Broadcom BCM2835 and BCM2836 SoCs. - This SoC is used in the Raspberry Pi and Roku 2 devices. ---- a/arch/arm/mach-bcm/board_bcm2835.c -+++ b/arch/arm/mach-bcm/board_bcm2835.c -@@ -21,6 +21,8 @@ - #include <asm/mach/arch.h> - #include <asm/mach/map.h> - -+#include <linux/dma-mapping.h> -+ - static void __init bcm2835_init(void) - { - struct device_node *np = of_find_node_by_path("/system"); -@@ -35,6 +37,12 @@ static void __init bcm2835_init(void) - system_serial_low = val64; - } - -+static void __init bcm2835_init_early(void) -+{ -+ /* dwc_otg needs this for bounce buffers on non-aligned transfers */ -+ init_dma_coherent_pool_size(SZ_1M); -+} -+ - static const char * const bcm2835_compat[] = { - #ifdef CONFIG_ARCH_MULTI_V6 - "brcm,bcm2835", -@@ -47,5 +55,6 @@ static const char * const bcm2835_compat - - DT_MACHINE_START(BCM2835, "BCM2835") - .init_machine = bcm2835_init, -+ .init_early = bcm2835_init_early, - .dt_compat = bcm2835_compat - MACHINE_END ---- a/arch/arm/mm/proc-v6.S -+++ b/arch/arm/mm/proc-v6.S -@@ -73,10 +73,19 @@ ENDPROC(cpu_v6_reset) - * - * IRQs are already disabled. - */ -+ -+/* See jira SW-5991 for details of this workaround */ - ENTRY(cpu_v6_do_idle) -- mov r1, #0 -- mcr p15, 0, r1, c7, c10, 4 @ DWB - WFI may enter a low-power mode -- mcr p15, 0, r1, c7, c0, 4 @ wait for interrupt -+ .align 5 -+ mov r1, #2 -+1: subs r1, #1 -+ nop -+ mcreq p15, 0, r1, c7, c10, 4 @ DWB - WFI may enter a low-power mode -+ mcreq p15, 0, r1, c7, c0, 4 @ wait for interrupt -+ nop -+ nop -+ nop -+ bne 1b - ret lr - - ENTRY(cpu_v6_dcache_clean_area) ---- a/drivers/irqchip/irq-bcm2835.c -+++ b/drivers/irqchip/irq-bcm2835.c -@@ -54,7 +54,9 @@ - #include <linux/regmap.h> - - #include <asm/exception.h> -+#ifndef CONFIG_ARM64 - #include <asm/mach/irq.h> -+#endif - - /* Put the bank and irq (32 bits) into the hwirq */ - #define MAKE_HWIRQ(b, n) (((b) << 5) | (n)) -@@ -82,6 +84,7 @@ - #define NR_BANKS 3 - #define IRQS_PER_BANK 32 - #define NUMBER_IRQS MAKE_HWIRQ(NR_BANKS, 0) -+#undef FIQ_START - #define FIQ_START (NR_IRQS_BANK0 + MAKE_HWIRQ(NR_BANKS - 1, 0)) - - static const int reg_pending[] __initconst = { 0x00, 0x04, 0x08 }; -@@ -255,10 +258,12 @@ static int __init armctrl_of_init(struct - MAKE_HWIRQ(b, i) + NUMBER_IRQS); - BUG_ON(irq <= 0); - irq_set_chip(irq, &armctrl_chip); -- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); -+ irq_set_probe(irq); - } - } -+#ifndef CONFIG_ARM64 - init_FIQ(FIQ_START); -+#endif - - return 0; - } ---- a/drivers/mailbox/bcm2835-mailbox.c -+++ b/drivers/mailbox/bcm2835-mailbox.c -@@ -51,12 +51,15 @@ - #define MAIL1_WRT (ARM_0_MAIL1 + 0x00) - #define MAIL1_STA (ARM_0_MAIL1 + 0x18) - -+/* On ARCH_BCM270x these come through <linux/interrupt.h> (arm_control.h ) */ -+#ifndef ARM_MS_FULL - /* Status register: FIFO state. */ - #define ARM_MS_FULL BIT(31) - #define ARM_MS_EMPTY BIT(30) - - /* Configuration register: Enable interrupts. */ - #define ARM_MC_IHAVEDATAIRQEN BIT(0) -+#endif - - struct bcm2835_mbox { - void __iomem *regs; -@@ -151,7 +154,7 @@ static int bcm2835_mbox_probe(struct pla - return -ENOMEM; - spin_lock_init(&mbox->lock); - -- ret = devm_request_irq(dev, irq_of_parse_and_map(dev->of_node, 0), -+ ret = devm_request_irq(dev, platform_get_irq(pdev, 0), - bcm2835_mbox_irq, 0, dev_name(dev), mbox); - if (ret) { - dev_err(dev, "Failed to register a mailbox IRQ handler: %d\n", -@@ -209,7 +212,18 @@ static struct platform_driver bcm2835_mb - .probe = bcm2835_mbox_probe, - .remove = bcm2835_mbox_remove, - }; --module_platform_driver(bcm2835_mbox_driver); -+ -+static int __init bcm2835_mbox_init(void) -+{ -+ return platform_driver_register(&bcm2835_mbox_driver); -+} -+arch_initcall(bcm2835_mbox_init); -+ -+static void __init bcm2835_mbox_exit(void) -+{ -+ platform_driver_unregister(&bcm2835_mbox_driver); -+} -+module_exit(bcm2835_mbox_exit); - - MODULE_AUTHOR("Lubomir Rintel <lkundrak@v3.sk>"); - MODULE_DESCRIPTION("BCM2835 mailbox IPC driver"); |