Files
cubelinux-kernel/arch/mips/bcm63xx/dev-uart.c
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

78 lines
1.8 KiB
C

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_dev_uart.h>
static struct resource uart0_resources[] = {
{
/* start & end filled at runtime */
.flags = IORESOURCE_MEM,
},
{
/* start filled at runtime */
.flags = IORESOURCE_IRQ,
},
};
static struct resource uart1_resources[] = {
{
/* start & end filled at runtime */
.flags = IORESOURCE_MEM,
},
{
/* start filled at runtime */
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device bcm63xx_uart_devices[] = {
{
.name = "bcm63xx_uart",
.id = 0,
.num_resources = ARRAY_SIZE(uart0_resources),
.resource = uart0_resources,
},
{
.name = "bcm63xx_uart",
.id = 1,
.num_resources = ARRAY_SIZE(uart1_resources),
.resource = uart1_resources,
}
};
int __init bcm63xx_uart_register(unsigned int id)
{
if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
return -ENODEV;
if (id == 1 && (!BCMCPU_IS_3368() && !BCMCPU_IS_6358() &&
!BCMCPU_IS_6368()))
return -ENODEV;
if (id == 0) {
uart0_resources[0].start = bcm63xx_regset_address(RSET_UART0);
uart0_resources[0].end = uart0_resources[0].start +
RSET_UART_SIZE - 1;
uart0_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
}
if (id == 1) {
uart1_resources[0].start = bcm63xx_regset_address(RSET_UART1);
uart1_resources[0].end = uart1_resources[0].start +
RSET_UART_SIZE - 1;
uart1_resources[1].start = bcm63xx_get_irq_number(IRQ_UART1);
}
return platform_device_register(&bcm63xx_uart_devices[id]);
}