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d6a4c72ae4
Atheros AR5312 and AR2315 both have a builtin wireless device, this patch add helper code and register platform device for all supported WiSoCs. Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com> Cc: Linux MIPS <linux-mips@linux-mips.org> Patchwork: https://patchwork.linux-mips.org/patch/8249/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
126 lines
2.5 KiB
C
126 lines
2.5 KiB
C
#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/serial_8250.h>
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#include <linux/platform_device.h>
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#include <asm/bootinfo.h>
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#include <ath25_platform.h>
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#include "devices.h"
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#include "ar5312.h"
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#include "ar2315.h"
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struct ar231x_board_config ath25_board;
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enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
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static struct resource ath25_wmac0_res[] = {
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{
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.name = "wmac0_membase",
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "wmac0_irq",
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.flags = IORESOURCE_IRQ,
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}
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};
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static struct resource ath25_wmac1_res[] = {
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{
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.name = "wmac1_membase",
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "wmac1_irq",
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.flags = IORESOURCE_IRQ,
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}
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};
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static struct platform_device ath25_wmac[] = {
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{
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.id = 0,
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.name = "ar231x-wmac",
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.resource = ath25_wmac0_res,
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.num_resources = ARRAY_SIZE(ath25_wmac0_res),
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.dev.platform_data = &ath25_board,
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},
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{
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.id = 1,
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.name = "ar231x-wmac",
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.resource = ath25_wmac1_res,
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.num_resources = ARRAY_SIZE(ath25_wmac1_res),
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.dev.platform_data = &ath25_board,
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},
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};
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static const char * const soc_type_strings[] = {
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[ATH25_SOC_AR5312] = "Atheros AR5312",
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[ATH25_SOC_AR2312] = "Atheros AR2312",
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[ATH25_SOC_AR2313] = "Atheros AR2313",
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[ATH25_SOC_AR2315] = "Atheros AR2315",
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[ATH25_SOC_AR2316] = "Atheros AR2316",
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[ATH25_SOC_AR2317] = "Atheros AR2317",
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[ATH25_SOC_AR2318] = "Atheros AR2318",
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[ATH25_SOC_UNKNOWN] = "Atheros (unknown)",
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};
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const char *get_system_type(void)
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{
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if ((ath25_soc >= ARRAY_SIZE(soc_type_strings)) ||
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!soc_type_strings[ath25_soc])
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return soc_type_strings[ATH25_SOC_UNKNOWN];
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return soc_type_strings[ath25_soc];
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}
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void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
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{
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struct uart_port s;
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memset(&s, 0, sizeof(s));
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s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP;
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s.iotype = UPIO_MEM32;
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s.irq = irq;
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s.regshift = 2;
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s.mapbase = mapbase;
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s.uartclk = uartclk;
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early_serial_setup(&s);
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}
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int __init ath25_add_wmac(int nr, u32 base, int irq)
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{
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struct resource *res;
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ath25_wmac[nr].dev.platform_data = &ath25_board;
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res = &ath25_wmac[nr].resource[0];
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res->start = base;
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res->end = base + 0x10000 - 1;
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res++;
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res->start = irq;
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res->end = irq;
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return platform_device_register(&ath25_wmac[nr]);
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}
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static int __init ath25_register_devices(void)
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{
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if (is_ar5312())
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ar5312_init_devices();
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else
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ar2315_init_devices();
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return 0;
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}
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device_initcall(ath25_register_devices);
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static int __init ath25_arch_init(void)
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{
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if (is_ar5312())
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ar5312_arch_init();
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else
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ar2315_arch_init();
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return 0;
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}
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arch_initcall(ath25_arch_init);
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