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Diffstat (limited to 'arch/arm/mach-ep93xx/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-ep93xx/include/mach/uncompress.h90
1 files changed, 0 insertions, 90 deletions
diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h
deleted file mode 100644
index b3ec1db988db..000000000000
--- a/arch/arm/mach-ep93xx/include/mach/uncompress.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * arch/arm/mach-ep93xx/include/mach/uncompress.h
- *
- * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org>
- */
-
-#include <mach/ep93xx-regs.h>
-#include <asm/mach-types.h>
-
-static unsigned char __raw_readb(unsigned int ptr)
-{
- return *((volatile unsigned char *)ptr);
-}
-
-static unsigned int __raw_readl(unsigned int ptr)
-{
- return *((volatile unsigned int *)ptr);
-}
-
-static void __raw_writeb(unsigned char value, unsigned int ptr)
-{
- *((volatile unsigned char *)ptr) = value;
-}
-
-static void __raw_writel(unsigned int value, unsigned int ptr)
-{
- *((volatile unsigned int *)ptr) = value;
-}
-
-#define PHYS_UART_DATA (CONFIG_DEBUG_UART_PHYS + 0x00)
-#define PHYS_UART_FLAG (CONFIG_DEBUG_UART_PHYS + 0x18)
-#define UART_FLAG_TXFF 0x20
-
-static inline void putc(int c)
-{
- int i;
-
- for (i = 0; i < 10000; i++) {
- /* Transmit fifo not full? */
- if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF))
- break;
- }
-
- __raw_writeb(c, PHYS_UART_DATA);
-}
-
-static inline void flush(void)
-{
-}
-
-
-/*
- * Some bootloaders don't turn off DMA from the ethernet MAC before
- * jumping to linux, which means that we might end up with bits of RX
- * status and packet data scribbled over the uncompressed kernel image.
- * Work around this by resetting the ethernet MAC before we uncompress.
- */
-#define PHYS_ETH_SELF_CTL 0x80010020
-#define ETH_SELF_CTL_RESET 0x00000001
-
-static void ethernet_reset(void)
-{
- unsigned int v;
-
- /* Reset the ethernet MAC. */
- v = __raw_readl(PHYS_ETH_SELF_CTL);
- __raw_writel(v | ETH_SELF_CTL_RESET, PHYS_ETH_SELF_CTL);
-
- /* Wait for reset to finish. */
- while (__raw_readl(PHYS_ETH_SELF_CTL) & ETH_SELF_CTL_RESET)
- ;
-}
-
-#define TS72XX_WDT_CONTROL_PHYS_BASE 0x23800000
-#define TS72XX_WDT_FEED_PHYS_BASE 0x23c00000
-#define TS72XX_WDT_FEED_VAL 0x05
-
-static void __maybe_unused ts72xx_watchdog_disable(void)
-{
- __raw_writeb(TS72XX_WDT_FEED_VAL, TS72XX_WDT_FEED_PHYS_BASE);
- __raw_writeb(0, TS72XX_WDT_CONTROL_PHYS_BASE);
-}
-
-static void arch_decomp_setup(void)
-{
- if (machine_is_ts72xx())
- ts72xx_watchdog_disable();
- ethernet_reset();
-}