This is not used in U-Boot. Drop this option and associated dead code.
Signed-off-by: Simon Glass sjg@chromium.org ---
common/board_r.c | 14 --- drivers/pci/Makefile | 1 - drivers/pci/w83c553f.c | 206 ------------------------------------------- scripts/config_whitelist.txt | 1 - 4 files changed, 222 deletions(-) delete mode 100644 drivers/pci/w83c553f.c
diff --git a/common/board_r.c b/common/board_r.c index 46a43b97a7..419471cfb8 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -262,17 +262,6 @@ static int initr_pci(void) } #endif
-#ifdef CONFIG_WINBOND_83C553 -static int initr_w83c553f(void) -{ - /* - * Initialise the ISA bridge - */ - initialise_w83c553f(); - return 0; -} -#endif - static int initr_barrier(void) { #ifdef CONFIG_PPC @@ -834,9 +823,6 @@ init_fnc_t init_sequence_r[] = { */ initr_pci, #endif -#ifdef CONFIG_WINBOND_83C553 - initr_w83c553f, -#endif #ifdef CONFIG_ARCH_EARLY_INIT_R arch_early_init_r, #endif diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 42174f94e9..ad44e83996 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -29,7 +29,6 @@ obj-$(CONFIG_SH7751_PCI) +=pci_sh7751.o obj-$(CONFIG_SH7780_PCI) +=pci_sh7780.o obj-$(CONFIG_PCI_TEGRA) += pci_tegra.o obj-$(CONFIG_TSI108_PCI) += tsi108_pci.o -obj-$(CONFIG_WINBOND_83C553) += w83c553f.o obj-$(CONFIG_PCIE_DW_MVEBU) += pcie_dw_mvebu.o obj-$(CONFIG_PCIE_LAYERSCAPE) += pcie_layerscape.o obj-$(CONFIG_PCIE_LAYERSCAPE) += pcie_layerscape_fixup.o diff --git a/drivers/pci/w83c553f.c b/drivers/pci/w83c553f.c deleted file mode 100644 index 1192f0f644..0000000000 --- a/drivers/pci/w83c553f.c +++ /dev/null @@ -1,206 +0,0 @@ -/* - * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Andreas Heppel aheppel@sysgo.de - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * Initialisation of the PCI-to-ISA bridge and disabling the BIOS - * write protection (for flash) in function 0 of the chip. - * Enabling function 1 (IDE controller of the chip. - */ - -#include <common.h> -#include <config.h> - -#include <asm/io.h> -#include <pci.h> - -#include <w83c553f.h> - -#define out8(addr,val) do { \ - out_8((u8*) (addr),(val)); udelay(1); \ - } while (0) -#define out16(addr,val) do { \ - out_be16((u16*) (addr),(val)); udelay(1); \ - } while (0) - -extern uint ide_bus_offset[CONFIG_SYS_IDE_MAXBUS]; - -void initialise_pic(void); -void initialise_dma(void); - -void initialise_w83c553f(void) -{ - pci_dev_t devbusfn; - unsigned char reg8; - unsigned short reg16; - unsigned int reg32; - - devbusfn = pci_find_device(W83C553F_VID, W83C553F_DID, 0); - if (devbusfn == -1) - { - printf("Error: Cannot find W83C553F controller on any PCI bus."); - return; - } - - pci_read_config_word(devbusfn, PCI_COMMAND, ®16); - reg16 |= PCI_COMMAND_MASTER | PCI_COMMAND_IO | PCI_COMMAND_MEMORY; - pci_write_config_word(devbusfn, PCI_COMMAND, reg16); - - pci_read_config_byte(devbusfn, WINBOND_IPADCR, ®8); - /* 16 MB ISA memory space */ - reg8 |= (IPADCR_IPATOM4 | IPADCR_IPATOM5 | IPADCR_IPATOM6 | IPADCR_IPATOM7); - reg8 &= ~IPADCR_MBE512; - pci_write_config_byte(devbusfn, WINBOND_IPADCR, reg8); - - pci_read_config_byte(devbusfn, WINBOND_CSCR, ®8); - /* switch off BIOS write protection */ - reg8 |= CSCR_UBIOSCSE; - reg8 &= ~CSCR_BIOSWP; - pci_write_config_byte(devbusfn, WINBOND_CSCR, reg8); - - /* - * Interrupt routing: - * - IDE -> IRQ 9/0 - * - INTA -> IRQ 10 - * - INTB -> IRQ 11 - * - INTC -> IRQ 14 - * - INTD -> IRQ 15 - */ - pci_write_config_byte(devbusfn, WINBOND_IDEIRCR, 0x90); - pci_write_config_word(devbusfn, WINBOND_PCIIRCR, 0xABEF); - - /* - * Read IDE bus offsets from function 1 device. - * We must unmask the LSB indicating that ist is an IO address. - */ - devbusfn |= PCI_BDF(0,0,1); - - /* - * Switch off legacy IRQ for IDE and IDE port 1. - */ - pci_write_config_byte(devbusfn, 0x09, 0x8F); - - pci_read_config_dword(devbusfn, WINDOND_IDECSR, ®32); - reg32 &= ~(IDECSR_LEGIRQ | IDECSR_P1EN | IDECSR_P1F16); - pci_write_config_dword(devbusfn, WINDOND_IDECSR, reg32); - - pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &ide_bus_offset[0]); - ide_bus_offset[0] &= ~1; -#if CONFIG_SYS_IDE_MAXBUS > 1 - pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_2, &ide_bus_offset[1]); - ide_bus_offset[1] &= ~1; -#endif - - /* - * Enable function 1, IDE -> busmastering and IO space access - */ - pci_read_config_word(devbusfn, PCI_COMMAND, ®16); - reg16 |= PCI_COMMAND_MASTER | PCI_COMMAND_IO; - pci_write_config_word(devbusfn, PCI_COMMAND, reg16); - - /* - * Initialise ISA interrupt controller - */ - initialise_pic(); - - /* - * Initialise DMA controller - */ - initialise_dma(); -} - -void initialise_pic(void) -{ - out8(W83C553F_PIC1_ICW1, 0x11); - out8(W83C553F_PIC1_ICW2, 0x08); - out8(W83C553F_PIC1_ICW3, 0x04); - out8(W83C553F_PIC1_ICW4, 0x01); - out8(W83C553F_PIC1_OCW1, 0xfb); - out8(W83C553F_PIC1_ELC, 0x20); - - out8(W83C553F_PIC2_ICW1, 0x11); - out8(W83C553F_PIC2_ICW2, 0x08); - out8(W83C553F_PIC2_ICW3, 0x02); - out8(W83C553F_PIC2_ICW4, 0x01); - out8(W83C553F_PIC2_OCW1, 0xff); - out8(W83C553F_PIC2_ELC, 0xce); - - out8(W83C553F_TMR1_CMOD, 0x74); - - out8(W83C553F_PIC2_OCW1, 0x20); - out8(W83C553F_PIC1_OCW1, 0x20); - - out8(W83C553F_PIC2_OCW1, 0x2b); - out8(W83C553F_PIC1_OCW1, 0x2b); -} - -void initialise_dma(void) -{ - unsigned int channel; - unsigned int rvalue1, rvalue2; - - /* perform a H/W reset of the devices */ - - out8(W83C553F_DMA1 + W83C553F_DMA1_MC, 0x00); - out16(W83C553F_DMA2 + W83C553F_DMA2_MC, 0x0000); - - /* initialise all channels to a sane state */ - - for (channel = 0; channel < 4; channel++) { - /* - * dependent upon the channel, setup the specifics: - * - * demand - * address-increment - * autoinitialize-disable - * verify-transfer - */ - - switch (channel) { - case 0: - rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH0SEL|W83C553F_MODE_TT_VERIFY); - rvalue2 = (W83C553F_MODE_TM_CASCADE|W83C553F_MODE_CH0SEL); - break; - case 1: - rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH1SEL|W83C553F_MODE_TT_VERIFY); - rvalue2 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH1SEL|W83C553F_MODE_TT_VERIFY); - break; - case 2: - rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH2SEL|W83C553F_MODE_TT_VERIFY); - rvalue2 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH2SEL|W83C553F_MODE_TT_VERIFY); - break; - case 3: - rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH3SEL|W83C553F_MODE_TT_VERIFY); - rvalue2 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH3SEL|W83C553F_MODE_TT_VERIFY); - break; - default: - rvalue1 = 0x00; - rvalue2 = 0x00; - break; - } - - /* write to write mode registers */ - - out8(W83C553F_DMA1 + W83C553F_DMA1_WM, rvalue1 & 0xFF); - out16(W83C553F_DMA2 + W83C553F_DMA2_WM, rvalue2 & 0x00FF); - } - - /* enable all channels */ - - out8(W83C553F_DMA1 + W83C553F_DMA1_CM, 0x00); - out16(W83C553F_DMA2 + W83C553F_DMA2_CM, 0x0000); - /* - * initialize the global DMA configuration - * - * DACK# active low - * DREQ active high - * fixed priority - * channel group enable - */ - - out8(W83C553F_DMA1 + W83C553F_DMA1_CS, 0x00); - out16(W83C553F_DMA2 + W83C553F_DMA2_CS, 0x0000); -} diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt index b7463a808f..fc98fe52f0 100644 --- a/scripts/config_whitelist.txt +++ b/scripts/config_whitelist.txt @@ -6891,7 +6891,6 @@ CONFIG_WATCHDOG_TIMEOUT_MSECS CONFIG_WDOG_GPIO_PIN CONFIG_WD_MAX_RATE CONFIG_WD_PERIOD -CONFIG_WINBOND_83C553 CONFIG_X600 CONFIG_X86EMU_DEBUG CONFIG_X86EMU_RAW_IO