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| author | Arnd Bergmann <arnd@arndb.de> | 2019-08-09 16:40:39 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2019-08-15 21:34:08 +0200 |
| commit | 75bf1bd7d2f993787d0faa7d6e6534f7e88a2975 (patch) | |
| tree | 622eec514e24ecc64fc4b9ea4d3170a4f62e1119 /arch/arm/mach-lpc32xx | |
| parent | d3532910038bb1e95e9c5952e98dd1d18b636e8b (diff) | |
| download | linux-75bf1bd7d2f993787d0faa7d6e6534f7e88a2975.tar.bz2 | |
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>
Diffstat (limited to 'arch/arm/mach-lpc32xx')
| -rw-r--r-- | arch/arm/mach-lpc32xx/Kconfig | 11 | ||||
| -rw-r--r-- | arch/arm/mach-lpc32xx/include/mach/uncompress.h | 48 |
2 files changed, 11 insertions, 48 deletions
diff --git a/arch/arm/mach-lpc32xx/Kconfig b/arch/arm/mach-lpc32xx/Kconfig new file mode 100644 index 000000000000..ec87c65f4536 --- /dev/null +++ b/arch/arm/mach-lpc32xx/Kconfig @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0-only + +config ARCH_LPC32XX + bool "NXP LPC32XX" + depends on ARCH_MULTI_V5 + select ARM_AMBA + select CLKSRC_LPC32XX + select CPU_ARM926T + select GPIOLIB + help + Support for the NXP LPC32XX family of processors diff --git a/arch/arm/mach-lpc32xx/include/mach/uncompress.h b/arch/arm/mach-lpc32xx/include/mach/uncompress.h deleted file mode 100644 index 74b7aa0da0e4..000000000000 --- a/arch/arm/mach-lpc32xx/include/mach/uncompress.h +++ /dev/null @@ -1,48 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * arch/arm/mach-lpc32xx/include/mach/uncompress.h - * - * Author: Kevin Wells <kevin.wells@nxp.com> - * - * Copyright (C) 2010 NXP Semiconductors - */ - -#ifndef __ASM_ARM_ARCH_UNCOMPRESS_H -#define __ASM_ARM_ARCH_UNCOMPRESS_H - -#include <linux/io.h> - -/* - * Uncompress output is hardcoded to standard UART 5 - */ - -#define UART_FIFO_CTL_TX_RESET (1 << 2) -#define UART_STATUS_TX_MT (1 << 6) -#define LPC32XX_UART5_BASE 0x40090000 - -#define _UARTREG(x) (void __iomem *)(LPC32XX_UART5_BASE + (x)) - -#define LPC32XX_UART_DLLFIFO_O 0x00 -#define LPC32XX_UART_IIRFCR_O 0x08 -#define LPC32XX_UART_LSR_O 0x14 - -static inline void putc(int ch) -{ - /* Wait for transmit FIFO to empty */ - while ((__raw_readl(_UARTREG(LPC32XX_UART_LSR_O)) & - UART_STATUS_TX_MT) == 0) - ; - - __raw_writel((u32) ch, _UARTREG(LPC32XX_UART_DLLFIFO_O)); -} - -static inline void flush(void) -{ - __raw_writel(__raw_readl(_UARTREG(LPC32XX_UART_IIRFCR_O)) | - UART_FIFO_CTL_TX_RESET, _UARTREG(LPC32XX_UART_IIRFCR_O)); -} - -/* NULL functions; we don't presently need them */ -#define arch_decomp_setup() - -#endif |