[PATCH 3/6] ARM: at91: remove unused headers

Alexandre Belloni alexandre.belloni at free-electrons.com
Wed Mar 4 06:47:23 PST 2015


Following the switch to multiplatform, uncompress.h is not used anymore. Remove
it.
at91_dbgu.h is also not used anymore

Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>
---
 arch/arm/mach-at91/include/mach/at91_dbgu.h  |  63 --------
 arch/arm/mach-at91/include/mach/uncompress.h | 218 ---------------------------
 2 files changed, 281 deletions(-)
 delete mode 100644 arch/arm/mach-at91/include/mach/at91_dbgu.h
 delete mode 100644 arch/arm/mach-at91/include/mach/uncompress.h

diff --git a/arch/arm/mach-at91/include/mach/at91_dbgu.h b/arch/arm/mach-at91/include/mach/at91_dbgu.h
deleted file mode 100644
index 42925e8f78e4..000000000000
--- a/arch/arm/mach-at91/include/mach/at91_dbgu.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/at91_dbgu.h
- *
- * Copyright (C) 2005 Ivan Kokshaysky
- * Copyright (C) SAN People
- *
- * Debug Unit (DBGU) - System peripherals registers.
- * Based on AT91RM9200 datasheet revision E.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#ifndef AT91_DBGU_H
-#define AT91_DBGU_H
-
-#define AT91_DBGU_CR		(0x00)	/* Control Register */
-#define AT91_DBGU_MR		(0x04)	/* Mode Register */
-#define AT91_DBGU_IER		(0x08)	/* Interrupt Enable Register */
-#define		AT91_DBGU_TXRDY		(1 << 1)		/* Transmitter Ready */
-#define		AT91_DBGU_TXEMPTY	(1 << 9)		/* Transmitter Empty */
-#define AT91_DBGU_IDR		(0x0c)	/* Interrupt Disable Register */
-#define AT91_DBGU_IMR		(0x10)	/* Interrupt Mask Register */
-#define AT91_DBGU_SR		(0x14)	/* Status Register */
-#define AT91_DBGU_RHR		(0x18)	/* Receiver Holding Register */
-#define AT91_DBGU_THR		(0x1c)	/* Transmitter Holding Register */
-#define AT91_DBGU_BRGR		(0x20)	/* Baud Rate Generator Register */
-
-#define AT91_DBGU_CIDR		(0x40)	/* Chip ID Register */
-#define AT91_DBGU_EXID		(0x44)	/* Chip ID Extension Register */
-#define AT91_DBGU_FNR		(0x48)	/* Force NTRST Register [SAM9 only] */
-#define		AT91_DBGU_FNTRST	(1 << 0)		/* Force NTRST */
-
-/*
- * Some AT91 parts that don't have full DEBUG units still support the ID
- * and extensions register.
- */
-#define		AT91_CIDR_VERSION	(0x1f << 0)		/* Version of the Device */
-#define		AT91_CIDR_EPROC		(7    << 5)		/* Embedded Processor */
-#define		AT91_CIDR_NVPSIZ	(0xf  << 8)		/* Nonvolatile Program Memory Size */
-#define		AT91_CIDR_NVPSIZ2	(0xf  << 12)		/* Second Nonvolatile Program Memory Size */
-#define		AT91_CIDR_SRAMSIZ	(0xf  << 16)		/* Internal SRAM Size */
-#define			AT91_CIDR_SRAMSIZ_1K	(1 << 16)
-#define			AT91_CIDR_SRAMSIZ_2K	(2 << 16)
-#define			AT91_CIDR_SRAMSIZ_112K	(4 << 16)
-#define			AT91_CIDR_SRAMSIZ_4K	(5 << 16)
-#define			AT91_CIDR_SRAMSIZ_80K	(6 << 16)
-#define			AT91_CIDR_SRAMSIZ_160K	(7 << 16)
-#define			AT91_CIDR_SRAMSIZ_8K	(8 << 16)
-#define			AT91_CIDR_SRAMSIZ_16K	(9 << 16)
-#define			AT91_CIDR_SRAMSIZ_32K	(10 << 16)
-#define			AT91_CIDR_SRAMSIZ_64K	(11 << 16)
-#define			AT91_CIDR_SRAMSIZ_128K	(12 << 16)
-#define			AT91_CIDR_SRAMSIZ_256K	(13 << 16)
-#define			AT91_CIDR_SRAMSIZ_96K	(14 << 16)
-#define			AT91_CIDR_SRAMSIZ_512K	(15 << 16)
-#define		AT91_CIDR_ARCH		(0xff << 20)		/* Architecture Identifier */
-#define		AT91_CIDR_NVPTYP	(7    << 28)		/* Nonvolatile Program Memory Type */
-#define		AT91_CIDR_EXT		(1    << 31)		/* Extension Flag */
-
-#endif
diff --git a/arch/arm/mach-at91/include/mach/uncompress.h b/arch/arm/mach-at91/include/mach/uncompress.h
deleted file mode 100644
index 4ebb609369e3..000000000000
--- a/arch/arm/mach-at91/include/mach/uncompress.h
+++ /dev/null
@@ -1,218 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/uncompress.h
- *
- * Copyright (C) 2003 SAN People
- * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef __ASM_ARCH_UNCOMPRESS_H
-#define __ASM_ARCH_UNCOMPRESS_H
-
-#include <linux/io.h>
-#include <linux/atmel_serial.h>
-#include <mach/hardware.h>
-
-#include <mach/at91_dbgu.h>
-#include <mach/cpu.h>
-
-void __iomem *at91_uart;
-
-static const u32 uarts_rm9200[] = {
-	AT91_BASE_DBGU0,
-	AT91RM9200_BASE_US0,
-	AT91RM9200_BASE_US1,
-	AT91RM9200_BASE_US2,
-	AT91RM9200_BASE_US3,
-	0,
-};
-
-static const u32 uarts_sam9260[] = {
-	AT91_BASE_DBGU0,
-	AT91SAM9260_BASE_US0,
-	AT91SAM9260_BASE_US1,
-	AT91SAM9260_BASE_US2,
-	AT91SAM9260_BASE_US3,
-	AT91SAM9260_BASE_US4,
-	AT91SAM9260_BASE_US5,
-	0,
-};
-
-static const u32 uarts_sam9261[] = {
-	AT91_BASE_DBGU0,
-	AT91SAM9261_BASE_US0,
-	AT91SAM9261_BASE_US1,
-	AT91SAM9261_BASE_US2,
-	0,
-};
-
-static const u32 uarts_sam9263[] = {
-	AT91_BASE_DBGU1,
-	AT91SAM9263_BASE_US0,
-	AT91SAM9263_BASE_US1,
-	AT91SAM9263_BASE_US2,
-	0,
-};
-
-static const u32 uarts_sam9g45[] = {
-	AT91_BASE_DBGU1,
-	AT91SAM9G45_BASE_US0,
-	AT91SAM9G45_BASE_US1,
-	AT91SAM9G45_BASE_US2,
-	AT91SAM9G45_BASE_US3,
-	0,
-};
-
-static const u32 uarts_sam9rl[] = {
-	AT91_BASE_DBGU0,
-	AT91SAM9RL_BASE_US0,
-	AT91SAM9RL_BASE_US1,
-	AT91SAM9RL_BASE_US2,
-	AT91SAM9RL_BASE_US3,
-	0,
-};
-
-static const u32 uarts_sam9x5[] = {
-	AT91_BASE_DBGU0,
-	AT91SAM9X5_BASE_USART0,
-	AT91SAM9X5_BASE_USART1,
-	AT91SAM9X5_BASE_USART2,
-	0,
-};
-
-static const u32 uarts_sama5d3[] = {
-	AT91_BASE_DBGU1,
-	SAMA5D3_BASE_USART0,
-	SAMA5D3_BASE_USART1,
-	SAMA5D3_BASE_USART2,
-	SAMA5D3_BASE_USART3,
-	0,
-};
-
-static const u32 uarts_sama5d4[] = {
-	AT91_BASE_DBGU2,
-	SAMA5D4_BASE_USART3,
-	0,
-};
-
-static inline const u32* decomp_soc_detect(void __iomem *dbgu_base)
-{
-	u32 cidr, socid;
-
-	cidr = __raw_readl(dbgu_base + AT91_DBGU_CIDR);
-	socid = cidr & ~AT91_CIDR_VERSION;
-
-	switch (socid) {
-	case ARCH_ID_AT91RM9200:
-		return uarts_rm9200;
-
-	case ARCH_ID_AT91SAM9G20:
-	case ARCH_ID_AT91SAM9260:
-		return uarts_sam9260;
-
-	case ARCH_ID_AT91SAM9261:
-		return uarts_sam9261;
-
-	case ARCH_ID_AT91SAM9263:
-		return uarts_sam9263;
-
-	case ARCH_ID_AT91SAM9G45:
-		return uarts_sam9g45;
-
-	case ARCH_ID_AT91SAM9RL64:
-		return uarts_sam9rl;
-
-	case ARCH_ID_AT91SAM9N12:
-	case ARCH_ID_AT91SAM9X5:
-		return uarts_sam9x5;
-
-	case ARCH_ID_SAMA5:
-		cidr = __raw_readl(dbgu_base + AT91_DBGU_EXID);
-		if (cidr & ARCH_EXID_SAMA5D3)
-			return uarts_sama5d3;
-		else if (cidr & ARCH_EXID_SAMA5D4)
-			return uarts_sama5d4;
-
-		break;
-	}
-
-	/* at91sam9g10 */
-	if ((cidr & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
-		return uarts_sam9261;
-	}
-	/* at91sam9xe */
-	else if ((cidr & AT91_CIDR_ARCH) == ARCH_FAMILY_AT91SAM9XE) {
-		return uarts_sam9260;
-	}
-
-	return NULL;
-}
-
-static inline void arch_decomp_setup(void)
-{
-	int i = 0;
-	const u32* usarts;
-
-	usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU0);
-	if (!usarts)
-		usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU1);
-	if (!usarts)
-		usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU2);
-	if (!usarts) {
-		at91_uart = NULL;
-		return;
-	}
-
-	do {
-		/* physical address */
-		at91_uart = (void __iomem *)usarts[i];
-
-		if (__raw_readl(at91_uart + ATMEL_US_BRGR))
-			return;
-		i++;
-	} while (usarts[i]);
-
-	at91_uart = NULL;
-}
-
-/*
- * The following code assumes the serial port has already been
- * initialized by the bootloader.  If you didn't setup a port in
- * your bootloader then nothing will appear (which might be desired).
- *
- * This does not append a newline
- */
-static void putc(int c)
-{
-	if (!at91_uart)
-		return;
-
-	while (!(__raw_readl(at91_uart + ATMEL_US_CSR) & ATMEL_US_TXRDY))
-		barrier();
-	__raw_writel(c, at91_uart + ATMEL_US_THR);
-}
-
-static inline void flush(void)
-{
-	if (!at91_uart)
-		return;
-
-	/* wait for transmission to complete */
-	while (!(__raw_readl(at91_uart + ATMEL_US_CSR) & ATMEL_US_TXEMPTY))
-		barrier();
-}
-
-#endif
-- 
2.1.0




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