From: Gabor Juhos Date: Wed, 25 Jul 2007 14:47:16 +0000 (+0000) Subject: uses AMBA PL010 driver for the serial ports from now X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=445230cf7878d949ae35c931ae1cb4222d2a95c0;p=openwrt%2Fstaging%2Fjow.git uses AMBA PL010 driver for the serial ports from now SVN-Revision: 8159 --- diff --git a/target/linux/adm5120-2.6/config/default b/target/linux/adm5120-2.6/config/default index 276b2d42fd..c21fc4b114 100644 --- a/target/linux/adm5120-2.6/config/default +++ b/target/linux/adm5120-2.6/config/default @@ -1,10 +1,10 @@ CONFIG_32BIT=y # CONFIG_64BIT is not set # CONFIG_64BIT_PHYS_ADDR is not set -CONFIG_ADM5120_NR_UARTS=2 # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_ARM_AMBA=y # CONFIG_ATM_DRIVERS is not set CONFIG_BASE_SMALL=0 CONFIG_BAYCOM_SER_FDX=m @@ -207,8 +207,14 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SERIAL_8250 is not set -CONFIG_SERIAL_ADM5120=y +# CONFIG_SERIAL_ADM5120 is not set +CONFIG_SERIAL_AMBA_PL010=y +CONFIG_SERIAL_AMBA_PL010_CONSOLE=y +CONFIG_SERIAL_AMBA_PL010_NUMPORTS=2 +CONFIG_SERIAL_AMBA_PL010_PORTNAME="ttyS" +# CONFIG_SERIAL_AMBA_PL011 is not set CONFIG_SERIO=y +# CONFIG_SERIO_AMBAKMI is not set # CONFIG_SERIO_I8042 is not set # CONFIG_SERIO_LIBPS2 is not set # CONFIG_SERIO_PCIPS2 is not set diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/Kconfig b/target/linux/adm5120-2.6/files/arch/mips/adm5120/Kconfig index 584b2daef0..1e2270d461 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/Kconfig +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/Kconfig @@ -9,4 +9,8 @@ config PCI_ADM5120 endmenu +config ARM_AMBA + bool + default y + endif diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/Makefile b/target/linux/adm5120-2.6/files/arch/mips/adm5120/Makefile index fd588a4e3c..bb0a7c8b06 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/Makefile +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/Makefile @@ -3,11 +3,13 @@ # obj-y := setup.o prom.o irq.o memory.o adm5120_info.o -obj-y += gpio.o -obj-y += time.o -obj-y += reset.o obj-y += board.o +obj-y += clock.o +obj-y += gpio.o obj-y += platform.o +obj-y += reset.o +obj-y += time.o + obj-y += trxsplit.o EXTRA_AFLAGS := $(CFLAGS) diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/board.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/board.c index a4643837c3..17b88c0011 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/board.c +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/board.c @@ -33,6 +33,7 @@ #include #include +#include #include #include @@ -87,6 +88,10 @@ static int __init adm5120_board_setup(void) if (board->board_setup) board->board_setup(); + /* register UARTs */ + amba_device_register(&adm5120_uart0_device, &iomem_resource); + amba_device_register(&adm5120_uart1_device, &iomem_resource); + /* register PCI controller */ if (adm5120_package_bga()) platform_device_register(&adm5120_pci_device); diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c new file mode 100644 index 0000000000..b1b213ded5 --- /dev/null +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c @@ -0,0 +1,76 @@ +/* + * $Id$ + * + * ADM5120 minimal CLK API implementation + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos + * + * This file was based on the CLK API implementation in: + * arch/mips/tx4938/toshiba_rbtx4938/setup.c + * Copyright (C) 2000-2001 Toshiba Corporation + * 2003-2005 (c) MontaVista Software, Inc. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include +#include +#include +#include +#include + +#include + +struct clk { + unsigned long rate; +}; + +static struct clk uart_clk = { + .rate = ADM5120_UART_CLOCK +}; + +struct clk *clk_get(struct device *dev, const char *id) +{ + if (!strcmp(id, "UARTCLK")) + return &uart_clk; + + return ERR_PTR(-ENOENT); +} +EXPORT_SYMBOL(clk_get); + +int clk_enable(struct clk *clk) +{ + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + return clk->rate; +} +EXPORT_SYMBOL(clk_get_rate); + +void clk_put(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_put); diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/platform.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/platform.c index d0fa1f0bc8..723f27fe70 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/platform.c +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/platform.c @@ -38,6 +38,9 @@ #include #include +static void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base, + unsigned int mctrl); + #if 1 /* * TODO:remove global adm5120_eth* variables when the switch driver will be @@ -128,3 +131,45 @@ struct platform_device adm5120_nand_device = { .num_resources = ARRAY_SIZE(adm5120_nand_resource), .resource = adm5120_nand_resource, }; + +/* built-in UARTs */ +struct amba_pl010_data adm5120_uart0_data = { + .set_mctrl = adm5120_uart_set_mctrl +}; + +struct amba_device adm5120_uart0_device = { + .dev = { + .bus_id = "APB:UART0", + .platform_data = &adm5120_uart0_data, + }, + .res = { + .start = ADM5120_UART0_BASE, + .end = ADM5120_UART0_BASE + ADM5120_UART_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = { ADM5120_IRQ_UART0, -1 }, + .periphid = 0x0041010, +}; + +struct amba_pl010_data adm5120_uart1_data = { + .set_mctrl = adm5120_uart_set_mctrl +}; + +struct amba_device adm5120_uart1_device = { + .dev = { + .bus_id = "APB:UART1", + .platform_data = &adm5120_uart1_data, + }, + .res = { + .start = ADM5120_UART1_BASE, + .end = ADM5120_UART1_BASE + ADM5120_UART_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = { ADM5120_IRQ_UART1, -1 }, + .periphid = 0x0041010, +}; + +static void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base, + unsigned int mctrl) +{ +} diff --git a/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_platform.h b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_platform.h index e63611912a..764dc789d7 100644 --- a/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_platform.h +++ b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_platform.h @@ -25,10 +25,16 @@ #ifndef _ADM5120_PLATFORM_H_ #define _ADM5120_PLATFORM_H_ +#include +#include + #include #include #include +#include +#include + struct adm5120_flash_platform_data { void (*set_vpp)(struct map_info *, int); void (*switch_bank)(unsigned); @@ -63,6 +69,8 @@ extern struct adm5120_flash_platform_data adm5120_flash1_data; extern struct adm5120_nand_platform_data adm5120_nand_data; extern struct adm5120_pci_platform_data adm5120_pci_data; extern struct adm5120_switch_platform_data adm5120_switch_data; +extern struct amba_pl010_data adm5120_uart0_data; +extern struct amba_pl010_data adm5120_uart1_data; extern struct platform_device adm5120_flash0_device; extern struct platform_device adm5120_flash1_device; @@ -70,5 +78,8 @@ extern struct platform_device adm5120_nand_device; extern struct platform_device adm5120_usbc_device; extern struct platform_device adm5120_pci_device; extern struct platform_device adm5120_switch_device; +extern struct amba_device adm5120_uart0_device; +extern struct amba_device adm5120_uart1_device; + #endif /* _ADM5120_PLATFORM_H_ */ diff --git a/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/asm/sizes.h b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/asm/sizes.h new file mode 100644 index 0000000000..503843db15 --- /dev/null +++ b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/asm/sizes.h @@ -0,0 +1,56 @@ +/* + * 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 + */ +/* DO NOT EDIT!! - this file automatically generated + * from .s file by awk -f s2h.awk + */ +/* Size definitions + * Copyright (C) ARM Limited 1998. All rights reserved. + */ + +#ifndef __sizes_h +#define __sizes_h 1 + +/* handy sizes */ +#define SZ_16 0x00000010 +#define SZ_256 0x00000100 +#define SZ_512 0x00000200 + +#define SZ_1K 0x00000400 +#define SZ_4K 0x00001000 +#define SZ_8K 0x00002000 +#define SZ_16K 0x00004000 +#define SZ_64K 0x00010000 +#define SZ_128K 0x00020000 +#define SZ_256K 0x00040000 +#define SZ_512K 0x00080000 + +#define SZ_1M 0x00100000 +#define SZ_2M 0x00200000 +#define SZ_4M 0x00400000 +#define SZ_8M 0x00800000 +#define SZ_16M 0x01000000 +#define SZ_32M 0x02000000 +#define SZ_64M 0x04000000 +#define SZ_128M 0x08000000 +#define SZ_256M 0x10000000 +#define SZ_512M 0x20000000 + +#define SZ_1G 0x40000000 +#define SZ_2G 0x80000000 + +#endif + +/* END */ diff --git a/target/linux/adm5120-2.6/patches-2.6.22/200-amba-pl010-hacks.patch b/target/linux/adm5120-2.6/patches-2.6.22/200-amba-pl010-hacks.patch new file mode 100644 index 0000000000..840d5a4cf5 --- /dev/null +++ b/target/linux/adm5120-2.6/patches-2.6.22/200-amba-pl010-hacks.patch @@ -0,0 +1,297 @@ +Index: linux/drivers/serial/amba-pl010.c +=================================================================== +--- linux.orig/drivers/serial/amba-pl010.c ++++ linux/drivers/serial/amba-pl010.c +@@ -52,11 +52,10 @@ + + #include + +-#define UART_NR 8 +- + #define SERIAL_AMBA_MAJOR 204 + #define SERIAL_AMBA_MINOR 16 +-#define SERIAL_AMBA_NR UART_NR ++#define SERIAL_AMBA_NR CONFIG_SERIAL_AMBA_PL010_NUMPORTS ++#define SERIAL_AMBA_NAME CONFIG_SERIAL_AMBA_PL010_PORTNAME + + #define AMBA_ISR_PASS_LIMIT 256 + +@@ -82,7 +81,7 @@ static void pl010_stop_tx(struct uart_po + struct uart_amba_port *uap = (struct uart_amba_port *)port; + unsigned int cr; + +- cr = readb(uap->port.membase + UART010_CR); ++ cr = readl(uap->port.membase + UART010_CR); + cr &= ~UART010_CR_TIE; + writel(cr, uap->port.membase + UART010_CR); + } +@@ -92,7 +91,7 @@ static void pl010_start_tx(struct uart_p + struct uart_amba_port *uap = (struct uart_amba_port *)port; + unsigned int cr; + +- cr = readb(uap->port.membase + UART010_CR); ++ cr = readl(uap->port.membase + UART010_CR); + cr |= UART010_CR_TIE; + writel(cr, uap->port.membase + UART010_CR); + } +@@ -102,7 +101,7 @@ static void pl010_stop_rx(struct uart_po + struct uart_amba_port *uap = (struct uart_amba_port *)port; + unsigned int cr; + +- cr = readb(uap->port.membase + UART010_CR); ++ cr = readl(uap->port.membase + UART010_CR); + cr &= ~(UART010_CR_RIE | UART010_CR_RTIE); + writel(cr, uap->port.membase + UART010_CR); + } +@@ -112,7 +111,7 @@ static void pl010_enable_ms(struct uart_ + struct uart_amba_port *uap = (struct uart_amba_port *)port; + unsigned int cr; + +- cr = readb(uap->port.membase + UART010_CR); ++ cr = readl(uap->port.membase + UART010_CR); + cr |= UART010_CR_MSIE; + writel(cr, uap->port.membase + UART010_CR); + } +@@ -122,9 +121,9 @@ static void pl010_rx_chars(struct uart_a + struct tty_struct *tty = uap->port.info->tty; + unsigned int status, ch, flag, rsr, max_count = 256; + +- status = readb(uap->port.membase + UART01x_FR); ++ status = readl(uap->port.membase + UART01x_FR); + while (UART_RX_DATA(status) && max_count--) { +- ch = readb(uap->port.membase + UART01x_DR); ++ ch = readl(uap->port.membase + UART01x_DR); + flag = TTY_NORMAL; + + uap->port.icount.rx++; +@@ -133,7 +132,7 @@ static void pl010_rx_chars(struct uart_a + * Note that the error handling code is + * out of the main execution path + */ +- rsr = readb(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX; ++ rsr = readl(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX; + if (unlikely(rsr & UART01x_RSR_ANY)) { + writel(0, uap->port.membase + UART01x_ECR); + +@@ -165,7 +164,7 @@ static void pl010_rx_chars(struct uart_a + uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag); + + ignore_char: +- status = readb(uap->port.membase + UART01x_FR); ++ status = readl(uap->port.membase + UART01x_FR); + } + spin_unlock(&uap->port.lock); + tty_flip_buffer_push(tty); +@@ -210,7 +209,7 @@ static void pl010_modem_status(struct ua + + writel(0, uap->port.membase + UART010_ICR); + +- status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY; ++ status = readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY; + + delta = status ^ uap->old_status; + uap->old_status = status; +@@ -238,7 +237,7 @@ static irqreturn_t pl010_int(int irq, vo + + spin_lock(&uap->port.lock); + +- status = readb(uap->port.membase + UART010_IIR); ++ status = readl(uap->port.membase + UART010_IIR); + if (status) { + do { + if (status & (UART010_IIR_RTIS | UART010_IIR_RIS)) +@@ -251,7 +250,7 @@ static irqreturn_t pl010_int(int irq, vo + if (pass_counter-- == 0) + break; + +- status = readb(uap->port.membase + UART010_IIR); ++ status = readl(uap->port.membase + UART010_IIR); + } while (status & (UART010_IIR_RTIS | UART010_IIR_RIS | + UART010_IIR_TIS)); + handled = 1; +@@ -265,7 +264,7 @@ static irqreturn_t pl010_int(int irq, vo + static unsigned int pl010_tx_empty(struct uart_port *port) + { + struct uart_amba_port *uap = (struct uart_amba_port *)port; +- unsigned int status = readb(uap->port.membase + UART01x_FR); ++ unsigned int status = readl(uap->port.membase + UART01x_FR); + return status & UART01x_FR_BUSY ? 0 : TIOCSER_TEMT; + } + +@@ -275,7 +274,7 @@ static unsigned int pl010_get_mctrl(stru + unsigned int result = 0; + unsigned int status; + +- status = readb(uap->port.membase + UART01x_FR); ++ status = readl(uap->port.membase + UART01x_FR); + if (status & UART01x_FR_DCD) + result |= TIOCM_CAR; + if (status & UART01x_FR_DSR) +@@ -301,7 +300,7 @@ static void pl010_break_ctl(struct uart_ + unsigned int lcr_h; + + spin_lock_irqsave(&uap->port.lock, flags); +- lcr_h = readb(uap->port.membase + UART010_LCRH); ++ lcr_h = readl(uap->port.membase + UART010_LCRH); + if (break_state == -1) + lcr_h |= UART01x_LCRH_BRK; + else +@@ -334,7 +333,7 @@ static int pl010_startup(struct uart_por + /* + * initialise the old status of the modem signals + */ +- uap->old_status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY; ++ uap->old_status = readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY; + + /* + * Finally, enable interrupts +@@ -365,7 +364,7 @@ static void pl010_shutdown(struct uart_p + writel(0, uap->port.membase + UART010_CR); + + /* disable break condition and fifos */ +- writel(readb(uap->port.membase + UART010_LCRH) & ++ writel(readl(uap->port.membase + UART010_LCRH) & + ~(UART01x_LCRH_BRK | UART01x_LCRH_FEN), + uap->port.membase + UART010_LCRH); + +@@ -387,7 +386,7 @@ pl010_set_termios(struct uart_port *port + /* + * Ask the core to calculate the divisor for us. + */ +- baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16); ++ baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16); + quot = uart_get_divisor(port, baud); + + switch (termios->c_cflag & CSIZE) { +@@ -450,7 +449,7 @@ pl010_set_termios(struct uart_port *port + uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX; + + /* first, disable everything */ +- old_cr = readb(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE; ++ old_cr = readl(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE; + + if (UART_ENABLE_MS(port, termios->c_cflag)) + old_cr |= UART010_CR_MSIE; +@@ -540,7 +539,7 @@ static struct uart_ops amba_pl010_pops = + .verify_port = pl010_verify_port, + }; + +-static struct uart_amba_port *amba_ports[UART_NR]; ++static struct uart_amba_port *amba_ports[SERIAL_AMBA_NR]; + + #ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE + +@@ -550,7 +549,7 @@ static void pl010_console_putchar(struct + unsigned int status; + + do { +- status = readb(uap->port.membase + UART01x_FR); ++ status = readl(uap->port.membase + UART01x_FR); + barrier(); + } while (!UART_TX_READY(status)); + writel(ch, uap->port.membase + UART01x_DR); +@@ -567,7 +566,7 @@ pl010_console_write(struct console *co, + /* + * First save the CR then disable the interrupts + */ +- old_cr = readb(uap->port.membase + UART010_CR); ++ old_cr = readl(uap->port.membase + UART010_CR); + writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR); + + uart_console_write(&uap->port, s, count, pl010_console_putchar); +@@ -577,7 +576,7 @@ pl010_console_write(struct console *co, + * and restore the TCR + */ + do { +- status = readb(uap->port.membase + UART01x_FR); ++ status = readl(uap->port.membase + UART01x_FR); + barrier(); + } while (status & UART01x_FR_BUSY); + writel(old_cr, uap->port.membase + UART010_CR); +@@ -589,9 +588,9 @@ static void __init + pl010_console_get_options(struct uart_amba_port *uap, int *baud, + int *parity, int *bits) + { +- if (readb(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) { ++ if (readl(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) { + unsigned int lcr_h, quot; +- lcr_h = readb(uap->port.membase + UART010_LCRH); ++ lcr_h = readl(uap->port.membase + UART010_LCRH); + + *parity = 'n'; + if (lcr_h & UART01x_LCRH_PEN) { +@@ -606,8 +605,8 @@ pl010_console_get_options(struct uart_am + else + *bits = 8; + +- quot = readb(uap->port.membase + UART010_LCRL) | +- readb(uap->port.membase + UART010_LCRM) << 8; ++ quot = readl(uap->port.membase + UART010_LCRL) | ++ readl(uap->port.membase + UART010_LCRM) << 8; + *baud = uap->port.uartclk / (16 * (quot + 1)); + } + } +@@ -625,7 +624,7 @@ static int __init pl010_console_setup(st + * if so, search for the first available port that does have + * console support. + */ +- if (co->index >= UART_NR) ++ if (co->index >= SERIAL_AMBA_NR) + co->index = 0; + uap = amba_ports[co->index]; + if (!uap) +@@ -643,7 +642,7 @@ static int __init pl010_console_setup(st + + static struct uart_driver amba_reg; + static struct console amba_console = { +- .name = "ttyAM", ++ .name = SERIAL_AMBA_NAME, + .write = pl010_console_write, + .device = uart_console_device, + .setup = pl010_console_setup, +@@ -659,11 +658,11 @@ static struct console amba_console = { + + static struct uart_driver amba_reg = { + .owner = THIS_MODULE, +- .driver_name = "ttyAM", +- .dev_name = "ttyAM", ++ .driver_name = SERIAL_AMBA_NAME, ++ .dev_name = SERIAL_AMBA_NAME, + .major = SERIAL_AMBA_MAJOR, + .minor = SERIAL_AMBA_MINOR, +- .nr = UART_NR, ++ .nr = SERIAL_AMBA_NR, + .cons = AMBA_CONSOLE, + }; + +Index: linux/drivers/serial/Kconfig +=================================================================== +--- linux.orig/drivers/serial/Kconfig ++++ linux/drivers/serial/Kconfig +@@ -293,10 +293,25 @@ config SERIAL_AMBA_PL010 + help + This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have + an Integrator/AP or Integrator/PP2 platform, or if you have a +- Cirrus Logic EP93xx CPU, say Y or M here. ++ Cirrus Logic EP93xx CPU or an Infineon ADM5120 SOC, say Y or M here. + + If unsure, say N. + ++config SERIAL_AMBA_PL010_NUMPORTS ++ int "Maximum number of AMBA PL010 serial ports" ++ depends on SERIAL_AMBA_PL010 ++ default "8" ++ ---help--- ++ Set this to the number of serial ports you want the AMBA PL010 driver ++ to support. ++ ++config SERIAL_AMBA_PL010_PORTNAME ++ string "Name of the AMBA PL010 serial ports" ++ depends on SERIAL_AMBA_PL010 ++ default "ttyAM" ++ ---help--- ++ ::: To be written ::: ++ + config SERIAL_AMBA_PL010_CONSOLE + bool "Support for console on AMBA serial port" + depends on SERIAL_AMBA_PL010=y diff --git a/target/linux/adm5120-2.6/patches-2.6.22/201-amba-bus-hacks.patch b/target/linux/adm5120-2.6/patches-2.6.22/201-amba-bus-hacks.patch new file mode 100644 index 0000000000..3b92f25611 --- /dev/null +++ b/target/linux/adm5120-2.6/patches-2.6.22/201-amba-bus-hacks.patch @@ -0,0 +1,15 @@ +Index: linux/drivers/amba/bus.c +=================================================================== +--- linux.orig/drivers/amba/bus.c ++++ linux/drivers/amba/bus.c +@@ -17,6 +17,10 @@ + #include + #include + ++#ifndef NO_IRQ ++#define NO_IRQ (-1) ++#endif ++ + #define to_amba_device(d) container_of(d, struct amba_device, dev) + #define to_amba_driver(d) container_of(d, struct amba_driver, drv) + diff --git a/target/linux/adm5120eb-2.6/config/default b/target/linux/adm5120eb-2.6/config/default index e86e881a92..f6985a5fc9 100644 --- a/target/linux/adm5120eb-2.6/config/default +++ b/target/linux/adm5120eb-2.6/config/default @@ -1,10 +1,10 @@ CONFIG_32BIT=y # CONFIG_64BIT is not set # CONFIG_64BIT_PHYS_ADDR is not set -CONFIG_ADM5120_NR_UARTS=2 # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_ARM_AMBA=y # CONFIG_ATM_DRIVERS is not set CONFIG_BASE_SMALL=0 CONFIG_BAYCOM_SER_FDX=m @@ -200,8 +200,14 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SERIAL_8250 is not set -CONFIG_SERIAL_ADM5120=y +# CONFIG_SERIAL_ADM5120 is not set +CONFIG_SERIAL_AMBA_PL010=y +CONFIG_SERIAL_AMBA_PL010_CONSOLE=y +CONFIG_SERIAL_AMBA_PL010_NUMPORTS=2 +CONFIG_SERIAL_AMBA_PL010_PORTNAME="ttyS" +# CONFIG_SERIAL_AMBA_PL011 is not set CONFIG_SERIO=y +# CONFIG_SERIO_AMBAKMI is not set # CONFIG_SERIO_I8042 is not set # CONFIG_SERIO_LIBPS2 is not set # CONFIG_SERIO_PCIPS2 is not set