ARM: lpc32xx: allow multiplatform build
All preparation work is done, so the platform can finally be moved into ARCH_MULTIPLATFORM. This requires a small change to the defconfig file to enable the platform. Link: https://lore.kernel.org/r/20190809144043.476786-14-arnd@arndb.de Signed-off-by: Arnd Bergmann <arnd@arndb.de>alistair/sunxi64-5.4-dsi
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@ -478,21 +478,6 @@ config ARCH_W90X900
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<http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/
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<http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/
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ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller>
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ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller>
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config ARCH_LPC32XX
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bool "NXP LPC32XX"
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select ARM_AMBA
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select CLKDEV_LOOKUP
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select CLKSRC_LPC32XX
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select COMMON_CLK
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select CPU_ARM926T
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select GENERIC_CLOCKEVENTS
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select GENERIC_IRQ_MULTI_HANDLER
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select GPIOLIB
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select SPARSE_IRQ
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select USE_OF
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help
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Support for the NXP LPC32XX family of processors
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config ARCH_PXA
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config ARCH_PXA
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bool "PXA2xx/PXA3xx-based"
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bool "PXA2xx/PXA3xx-based"
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depends on MMU
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depends on MMU
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@ -746,6 +731,8 @@ source "arch/arm/mach-keystone/Kconfig"
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source "arch/arm/mach-ks8695/Kconfig"
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source "arch/arm/mach-ks8695/Kconfig"
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source "arch/arm/mach-lpc32xx/Kconfig"
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source "arch/arm/mach-mediatek/Kconfig"
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source "arch/arm/mach-mediatek/Kconfig"
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source "arch/arm/mach-meson/Kconfig"
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source "arch/arm/mach-meson/Kconfig"
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@ -12,6 +12,7 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y
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CONFIG_SYSCTL_SYSCALL=y
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CONFIG_SYSCTL_SYSCALL=y
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CONFIG_EMBEDDED=y
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CONFIG_EMBEDDED=y
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CONFIG_SLAB=y
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CONFIG_SLAB=y
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# CONFIG_ARCH_MULTI_V7 is not set
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CONFIG_ARCH_LPC32XX=y
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CONFIG_ARCH_LPC32XX=y
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CONFIG_AEABI=y
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CONFIG_AEABI=y
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CONFIG_ZBOOT_ROM_TEXT=0x0
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CONFIG_ZBOOT_ROM_TEXT=0x0
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@ -0,0 +1,11 @@
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# SPDX-License-Identifier: GPL-2.0-only
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config ARCH_LPC32XX
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bool "NXP LPC32XX"
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depends on ARCH_MULTI_V5
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select ARM_AMBA
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select CLKSRC_LPC32XX
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select CPU_ARM926T
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select GPIOLIB
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help
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Support for the NXP LPC32XX family of processors
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@ -1,48 +0,0 @@
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* arch/arm/mach-lpc32xx/include/mach/uncompress.h
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*
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* Author: Kevin Wells <kevin.wells@nxp.com>
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*
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* Copyright (C) 2010 NXP Semiconductors
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*/
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#ifndef __ASM_ARM_ARCH_UNCOMPRESS_H
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#define __ASM_ARM_ARCH_UNCOMPRESS_H
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#include <linux/io.h>
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/*
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* Uncompress output is hardcoded to standard UART 5
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*/
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#define UART_FIFO_CTL_TX_RESET (1 << 2)
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#define UART_STATUS_TX_MT (1 << 6)
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#define LPC32XX_UART5_BASE 0x40090000
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#define _UARTREG(x) (void __iomem *)(LPC32XX_UART5_BASE + (x))
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#define LPC32XX_UART_DLLFIFO_O 0x00
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#define LPC32XX_UART_IIRFCR_O 0x08
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#define LPC32XX_UART_LSR_O 0x14
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static inline void putc(int ch)
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{
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/* Wait for transmit FIFO to empty */
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while ((__raw_readl(_UARTREG(LPC32XX_UART_LSR_O)) &
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UART_STATUS_TX_MT) == 0)
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;
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__raw_writel((u32) ch, _UARTREG(LPC32XX_UART_DLLFIFO_O));
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}
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static inline void flush(void)
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{
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__raw_writel(__raw_readl(_UARTREG(LPC32XX_UART_IIRFCR_O)) |
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UART_FIFO_CTL_TX_RESET, _UARTREG(LPC32XX_UART_IIRFCR_O));
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}
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/* NULL functions; we don't presently need them */
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#define arch_decomp_setup()
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#endif
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