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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7a5b4e16c8
Only register devices if we have platform data for those which require platform data. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
72 lines
1.5 KiB
C
72 lines
1.5 KiB
C
/*
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* linux/arch/arm/mach-sa1100/lart.c
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/tty.h>
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#include <mach/hardware.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/page.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/serial_sa1100.h>
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#include <mach/mcp.h>
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#include "generic.h"
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#warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
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static struct mcp_plat_data lart_mcp_data = {
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.mccr0 = MCCR0_ADM,
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.sclk_rate = 11981000,
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};
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static void __init lart_init(void)
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{
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sa11x0_register_mcp(&lart_mcp_data);
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}
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static struct map_desc lart_io_desc[] __initdata = {
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{ /* main flash memory */
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.virtual = 0xe8000000,
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.pfn = __phys_to_pfn(0x00000000),
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.length = 0x00400000,
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.type = MT_DEVICE
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}, { /* main flash, alternative location */
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.virtual = 0xec000000,
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.pfn = __phys_to_pfn(0x08000000),
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.length = 0x00400000,
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.type = MT_DEVICE
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}
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};
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static void __init lart_map_io(void)
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{
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sa1100_map_io();
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iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
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sa1100_register_uart(0, 3);
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sa1100_register_uart(1, 1);
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sa1100_register_uart(2, 2);
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GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
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GPDR |= GPIO_UART_TXD;
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GPDR &= ~GPIO_UART_RXD;
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PPAR |= PPAR_UPR;
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}
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MACHINE_START(LART, "LART")
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.phys_io = 0x80000000,
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.io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
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.boot_params = 0xc0000100,
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.map_io = lart_map_io,
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.init_irq = sa1100_init_irq,
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.init_machine = lart_init,
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.timer = &sa1100_timer,
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MACHINE_END
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