diff options
author | Tom Rini <trini@konsulko.com> | 2022-11-20 02:45:17 +0300 |
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committer | Tom Rini <trini@konsulko.com> | 2022-12-06 00:07:12 +0300 |
commit | 98cb4c6b8ed1b1b5d18a3b0af5172b87f9a4b202 (patch) | |
tree | e01ef38a73e8dd3ab2817b35c8f4aad8e9300fc7 /arch/arm | |
parent | 19b4040df03813ffeb3af77d4f44b1b08013bf77 (diff) | |
download | u-boot-98cb4c6b8ed1b1b5d18a3b0af5172b87f9a4b202.tar.xz |
arm920t: Remove unused imx code
This code is currently unused, remove it.
Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/cpu/arm920t/imx/Makefile | 8 | ||||
-rw-r--r-- | arch/arm/cpu/arm920t/imx/generic.c | 76 | ||||
-rw-r--r-- | arch/arm/cpu/arm920t/imx/speed.c | 86 | ||||
-rw-r--r-- | arch/arm/cpu/arm920t/imx/timer.c | 100 |
4 files changed, 0 insertions, 270 deletions
diff --git a/arch/arm/cpu/arm920t/imx/Makefile b/arch/arm/cpu/arm920t/imx/Makefile deleted file mode 100644 index 04bc129592..0000000000 --- a/arch/arm/cpu/arm920t/imx/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0+ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. - -obj-y += generic.o -obj-y += speed.o -obj-y += timer.o diff --git a/arch/arm/cpu/arm920t/imx/generic.c b/arch/arm/cpu/arm920t/imx/generic.c deleted file mode 100644 index dbb908ecdc..0000000000 --- a/arch/arm/cpu/arm920t/imx/generic.c +++ /dev/null @@ -1,76 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * arch/arm/mach-imx/generic.c - * - * author: Sascha Hauer - * Created: april 20th, 2004 - * Copyright: Synertronixx GmbH - * - * Common code for i.MX machines - */ - -#include <common.h> - -#ifdef CONFIG_IMX - -#include <asm/arch/imx-regs.h> - -void imx_gpio_mode(int gpio_mode) -{ - unsigned int pin = gpio_mode & GPIO_PIN_MASK; - unsigned int port = (gpio_mode & GPIO_PORT_MASK) >> 5; - unsigned int ocr = (gpio_mode & GPIO_OCR_MASK) >> 10; - unsigned int tmp; - - /* Pullup enable */ - if(gpio_mode & GPIO_PUEN) - PUEN(port) |= (1<<pin); - else - PUEN(port) &= ~(1<<pin); - - /* Data direction */ - if(gpio_mode & GPIO_OUT) - DDIR(port) |= 1<<pin; - else - DDIR(port) &= ~(1<<pin); - - /* Primary / alternate function */ - if(gpio_mode & GPIO_AF) - GPR(port) |= (1<<pin); - else - GPR(port) &= ~(1<<pin); - - /* use as gpio? */ - if( ocr == 3 ) - GIUS(port) |= (1<<pin); - else - GIUS(port) &= ~(1<<pin); - - /* Output / input configuration */ - /* FIXME: I'm not very sure about OCR and ICONF, someone - * should have a look over it - */ - if(pin<16) { - tmp = OCR1(port); - tmp &= ~( 3<<(pin*2)); - tmp |= (ocr << (pin*2)); - OCR1(port) = tmp; - - if( gpio_mode & GPIO_AOUT ) - ICONFA1(port) &= ~( 3<<(pin*2)); - if( gpio_mode & GPIO_BOUT ) - ICONFB1(port) &= ~( 3<<(pin*2)); - } else { - tmp = OCR2(port); - tmp &= ~( 3<<((pin-16)*2)); - tmp |= (ocr << ((pin-16)*2)); - OCR2(port) = tmp; - - if( gpio_mode & GPIO_AOUT ) - ICONFA2(port) &= ~( 3<<((pin-16)*2)); - if( gpio_mode & GPIO_BOUT ) - ICONFB2(port) &= ~( 3<<((pin-16)*2)); - } -} - -#endif /* CONFIG_IMX */ diff --git a/arch/arm/cpu/arm920t/imx/speed.c b/arch/arm/cpu/arm920t/imx/speed.c deleted file mode 100644 index c19206ac39..0000000000 --- a/arch/arm/cpu/arm920t/imx/speed.c +++ /dev/null @@ -1,86 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * - * (c) 2004 Sascha Hauer <sascha@saschahauer.de> - */ - - -#include <common.h> -#if defined (CONFIG_IMX) -#include <clock_legacy.h> - -#include <asm/arch/imx-regs.h> - -/* ------------------------------------------------------------------------- */ -/* NOTE: This describes the proper use of this file. - * - * get_board_sys_clk() should be defined as the input frequency of the PLL. - * SH FIXME: 16780000 in our case - * get_FCLK(), get_HCLK(), get_PCLK() and get_UCLK() return the clock of - * the specified bus in HZ. - */ -/* ------------------------------------------------------------------------- */ - -ulong get_systemPLLCLK(void) -{ - /* FIXME: We assume System_SEL = 0 here */ - u32 spctl0 = SPCTL0; - u32 mfi = (spctl0 >> 10) & 0xf; - u32 mfn = spctl0 & 0x3f; - u32 mfd = (spctl0 >> 16) & 0x3f; - u32 pd = (spctl0 >> 26) & 0xf; - - mfi = mfi<=5 ? 5 : mfi; - - return (2*(CONFIG_SYSPLL_CLK_FREQ>>10)*( (mfi<<10) + (mfn<<10)/(mfd+1)))/(pd+1); -} - -ulong get_mcuPLLCLK(void) -{ - /* FIXME: We assume System_SEL = 0 here */ - u32 mpctl0 = MPCTL0; - u32 mfi = (mpctl0 >> 10) & 0xf; - u32 mfn = mpctl0 & 0x3f; - u32 mfd = (mpctl0 >> 16) & 0x3f; - u32 pd = (mpctl0 >> 26) & 0xf; - - mfi = mfi<=5 ? 5 : mfi; - - return (2*(get_board_sys_clk()>>10)*( (mfi<<10) + (mfn<<10)/(mfd+1)))/(pd+1); -} - -ulong get_FCLK(void) -{ - return (( CSCR>>15)&1) ? get_mcuPLLCLK()>>1 : get_mcuPLLCLK(); -} - -/* return HCLK frequency */ -ulong get_HCLK(void) -{ - u32 bclkdiv = (( CSCR >> 10 ) & 0xf) + 1; - printf("bclkdiv: %d\n", bclkdiv); - return get_systemPLLCLK() / bclkdiv; -} - -/* return BCLK frequency */ -ulong get_BCLK(void) -{ - return get_HCLK(); -} - -ulong get_PERCLK1(void) -{ - return get_systemPLLCLK() / (((PCDR) & 0xf)+1); -} - -ulong get_PERCLK2(void) -{ - return get_systemPLLCLK() / (((PCDR>>4) & 0xf)+1); -} - -ulong get_PERCLK3(void) -{ - return get_systemPLLCLK() / (((PCDR>>16) & 0x7f)+1); -} - -#endif /* defined (CONFIG_IMX) */ diff --git a/arch/arm/cpu/arm920t/imx/timer.c b/arch/arm/cpu/arm920t/imx/timer.c deleted file mode 100644 index 0cd3a03981..0000000000 --- a/arch/arm/cpu/arm920t/imx/timer.c +++ /dev/null @@ -1,100 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - */ - -#include <common.h> -#include <cpu_func.h> -#include <time.h> -#if defined (CONFIG_IMX) - -#include <asm/arch/imx-regs.h> -#include <linux/delay.h> - -int timer_init (void) -{ - int i; - /* setup GP Timer 1 */ - TCTL1 = TCTL_SWR; - for ( i=0; i<100; i++) TCTL1 = 0; /* We have no udelay by now */ - TPRER1 = get_PERCLK1() / 1000000; /* 1 MHz */ - TCTL1 |= TCTL_FRR | (1<<1); /* Freerun Mode, PERCLK1 input */ - - /* Reset the timer */ - TCTL1 &= ~TCTL_TEN; - TCTL1 |= TCTL_TEN; /* Enable timer */ - - return (0); -} - -/* - * timer without interrupts - */ -static ulong get_timer_masked (void) -{ - return TCN1; -} - -ulong get_timer (ulong base) -{ - return get_timer_masked() - base; -} - -void __udelay(unsigned long usec) -{ - ulong endtime = get_timer_masked() + usec; - signed long diff; - - do { - ulong now = get_timer_masked (); - diff = endtime - now; - } while (diff >= 0); -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return get_timer(0); -} - -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On ARM it returns the number of timer ticks per second. - */ -ulong get_tbclk(void) -{ - return CONFIG_SYS_HZ; -} - -/* - * Reset the cpu by setting up the watchdog timer and let him time out - */ -void reset_cpu(void) -{ - /* Disable watchdog and set Time-Out field to 0 */ - WCR = 0x00000000; - - /* Write Service Sequence */ - WSR = 0x00005555; - WSR = 0x0000AAAA; - - /* Enable watchdog */ - WCR = 0x00000001; - - while (1); - /*NOTREACHED*/ -} - -#endif /* defined (CONFIG_IMX) */ |