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From e03edbc8e68063b3fca7457fa048d8abe0045f1f Mon Sep 17 00:00:00 2001
From: John Crispin <john@phrozen.org>
Date: Tue, 6 Mar 2018 10:15:54 +0100
Subject: [PATCH 27/27] MIPS: ath79: drop mips_machine support
Signed-off-by: John Crispin <john@phrozen.org>
---
arch/mips/Kconfig | 1 -
arch/mips/ath79/machtypes.h | 28 -----------------
arch/mips/ath79/setup.c | 74 ++++++---------------------------------------
3 files changed, 10 insertions(+), 93 deletions(-)
delete mode 100644 arch/mips/ath79/machtypes.h
Index: linux-4.14.18/arch/mips/Kconfig
===================================================================
--- linux-4.14.18.orig/arch/mips/Kconfig
+++ linux-4.14.18/arch/mips/Kconfig
@@ -196,7 +196,6 @@ config ATH79
select COMMON_CLK
select CLKDEV_LOOKUP
select IRQ_MIPS_CPU
- select MIPS_MACHINE
select SYS_HAS_CPU_MIPS32_R2
select SYS_HAS_EARLY_PRINTK
select SYS_SUPPORTS_32BIT_KERNEL
Index: linux-4.14.18/arch/mips/ath79/machtypes.h
===================================================================
--- linux-4.14.18.orig/arch/mips/ath79/machtypes.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Atheros AR71XX/AR724X/AR913X machine type definitions
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#ifndef _ATH79_MACHTYPE_H
-#define _ATH79_MACHTYPE_H
-
-#include <asm/mips_machine.h>
-
-enum ath79_mach_type {
- ATH79_MACH_GENERIC_OF = -1, /* Device tree board */
- ATH79_MACH_GENERIC = 0,
- ATH79_MACH_AP121, /* Atheros AP121 reference board */
- ATH79_MACH_AP136_010, /* Atheros AP136-010 reference board */
- ATH79_MACH_AP81, /* Atheros AP81 reference board */
- ATH79_MACH_DB120, /* Atheros DB120 reference board */
- ATH79_MACH_PB44, /* Atheros PB44 reference board */
- ATH79_MACH_UBNT_XM, /* Ubiquiti Networks XM board rev 1.0 */
-};
-
-#endif /* _ATH79_MACHTYPE_H */
Index: linux-4.14.18/arch/mips/ath79/setup.c
===================================================================
--- linux-4.14.18.orig/arch/mips/ath79/setup.c
+++ linux-4.14.18/arch/mips/ath79/setup.c
@@ -32,7 +32,6 @@
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
-#include "machtypes.h"
#define ATH79_SYS_TYPE_LEN 64
@@ -235,25 +234,21 @@ void __init plat_mem_setup(void)
else if (fw_passed_dtb)
__dt_setup_arch((void *)KSEG0ADDR(fw_passed_dtb));
- if (mips_machtype != ATH79_MACH_GENERIC_OF) {
- ath79_reset_base = ioremap_nocache(AR71XX_RESET_BASE,
- AR71XX_RESET_SIZE);
- ath79_pll_base = ioremap_nocache(AR71XX_PLL_BASE,
- AR71XX_PLL_SIZE);
- ath79_detect_sys_type();
- ath79_ddr_ctrl_init();
+ ath79_reset_base = ioremap_nocache(AR71XX_RESET_BASE,
+ AR71XX_RESET_SIZE);
+ ath79_pll_base = ioremap_nocache(AR71XX_PLL_BASE,
+ AR71XX_PLL_SIZE);
+ ath79_detect_sys_type();
+ ath79_ddr_ctrl_init();
- detect_memory_region(0, ATH79_MEM_SIZE_MIN, ATH79_MEM_SIZE_MAX);
-
- /* OF machines should use the reset driver */
- _machine_restart = ath79_restart;
- }
+ detect_memory_region(0, ATH79_MEM_SIZE_MIN, ATH79_MEM_SIZE_MAX);
+ _machine_restart = ath79_restart;
_machine_halt = ath79_halt;
pm_power_off = ath79_halt;
}
-static void __init ath79_of_plat_time_init(void)
+void __init plat_time_init(void)
{
struct device_node *np;
struct clk *clk;
@@ -283,62 +278,12 @@ static void __init ath79_of_plat_time_in
clk_put(clk);
}
-void __init plat_time_init(void)
-{
- unsigned long cpu_clk_rate;
- unsigned long ahb_clk_rate;
- unsigned long ddr_clk_rate;
- unsigned long ref_clk_rate;
-
- if (IS_ENABLED(CONFIG_OF) && mips_machtype == ATH79_MACH_GENERIC_OF) {
- ath79_of_plat_time_init();
- return;
- }
-
- ath79_clocks_init();
-
- cpu_clk_rate = ath79_get_sys_clk_rate("cpu");
- ahb_clk_rate = ath79_get_sys_clk_rate("ahb");
- ddr_clk_rate = ath79_get_sys_clk_rate("ddr");
- ref_clk_rate = ath79_get_sys_clk_rate("ref");
-
- pr_info("Clocks: CPU:%lu.%03luMHz, DDR:%lu.%03luMHz, AHB:%lu.%03luMHz, Ref:%lu.%03luMHz\n",
- cpu_clk_rate / 1000000, (cpu_clk_rate / 1000) % 1000,
- ddr_clk_rate / 1000000, (ddr_clk_rate / 1000) % 1000,
- ahb_clk_rate / 1000000, (ahb_clk_rate / 1000) % 1000,
- ref_clk_rate / 1000000, (ref_clk_rate / 1000) % 1000);
-
- mips_hpt_frequency = cpu_clk_rate / 2;
-}
-
void __init arch_init_irq(void)
{
irqchip_init();
}
-static int __init ath79_setup(void)
-{
- if (mips_machtype == ATH79_MACH_GENERIC_OF)
- return 0;
-
- mips_machine_setup();
-
- return 0;
-}
-
-arch_initcall(ath79_setup);
-
void __init device_tree_init(void)
{
unflatten_and_copy_device_tree();
}
-
-MIPS_MACHINE(ATH79_MACH_GENERIC,
- "Generic",
- "Generic AR71XX/AR724X/AR913X based board",
- NULL);
-
-MIPS_MACHINE(ATH79_MACH_GENERIC_OF,
- "DTB",
- "Generic AR71XX/AR724X/AR913X based board (DT)",
- NULL);
Index: linux-4.14.18/arch/mips/ath79/clock.c
===================================================================
--- linux-4.14.18.orig/arch/mips/ath79/clock.c
+++ linux-4.14.18/arch/mips/ath79/clock.c
@@ -26,7 +26,6 @@
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
-#include "machtypes.h"
#define AR71XX_BASE_FREQ 40000000
#define AR724X_BASE_FREQ 40000000
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