openwrt/target/linux/ramips/patches-5.15/005-v6.5-05-mips-ralink-rt3883-remove-clock-related-code.patch

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From 7cd1bb48885449a9323c7ff0f10012925e93b4e1 Mon Sep 17 00:00:00 2001
From: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Date: Mon, 19 Jun 2023 06:09:37 +0200
Subject: [PATCH 5/9] mips: ralink: rt3883: remove clock related code
A properly clock driver for ralink SoCs has been added. Hence there is no
need to have clock related code in 'arch/mips/ralink' folder anymore.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
---
arch/mips/include/asm/mach-ralink/rt3883.h | 8 ------
arch/mips/ralink/rt3883.c | 44 ------------------------------
2 files changed, 52 deletions(-)
--- a/arch/mips/include/asm/mach-ralink/rt3883.h
+++ b/arch/mips/include/asm/mach-ralink/rt3883.h
@@ -90,14 +90,6 @@
#define RT3883_REVID_VER_ID_SHIFT 8
#define RT3883_REVID_ECO_ID_MASK 0x0f
-#define RT3883_SYSCFG0_DRAM_TYPE_DDR2 BIT(17)
-#define RT3883_SYSCFG0_CPUCLK_SHIFT 8
-#define RT3883_SYSCFG0_CPUCLK_MASK 0x3
-#define RT3883_SYSCFG0_CPUCLK_250 0x0
-#define RT3883_SYSCFG0_CPUCLK_384 0x1
-#define RT3883_SYSCFG0_CPUCLK_480 0x2
-#define RT3883_SYSCFG0_CPUCLK_500 0x3
-
#define RT3883_SYSCFG1_USB0_HOST_MODE BIT(10)
#define RT3883_SYSCFG1_PCIE_RC_MODE BIT(8)
#define RT3883_SYSCFG1_PCI_HOST_MODE BIT(7)
--- a/arch/mips/ralink/rt3883.c
+++ b/arch/mips/ralink/rt3883.c
@@ -17,50 +17,6 @@
#include "common.h"
-void __init ralink_clk_init(void)
-{
- unsigned long cpu_rate, sys_rate;
- u32 syscfg0;
- u32 clksel;
- u32 ddr2;
-
- syscfg0 = rt_sysc_r32(RT3883_SYSC_REG_SYSCFG0);
- clksel = ((syscfg0 >> RT3883_SYSCFG0_CPUCLK_SHIFT) &
- RT3883_SYSCFG0_CPUCLK_MASK);
- ddr2 = syscfg0 & RT3883_SYSCFG0_DRAM_TYPE_DDR2;
-
- switch (clksel) {
- case RT3883_SYSCFG0_CPUCLK_250:
- cpu_rate = 250000000;
- sys_rate = (ddr2) ? 125000000 : 83000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_384:
- cpu_rate = 384000000;
- sys_rate = (ddr2) ? 128000000 : 96000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_480:
- cpu_rate = 480000000;
- sys_rate = (ddr2) ? 160000000 : 120000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_500:
- cpu_rate = 500000000;
- sys_rate = (ddr2) ? 166000000 : 125000000;
- break;
- }
-
- ralink_clk_add("cpu", cpu_rate);
- ralink_clk_add("10000100.timer", sys_rate);
- ralink_clk_add("10000120.watchdog", sys_rate);
- ralink_clk_add("10000500.uart", 40000000);
- ralink_clk_add("10000900.i2c", 40000000);
- ralink_clk_add("10000a00.i2s", 40000000);
- ralink_clk_add("10000b00.spi", sys_rate);
- ralink_clk_add("10000b40.spi", sys_rate);
- ralink_clk_add("10000c00.uartlite", 40000000);
- ralink_clk_add("10100000.ethernet", sys_rate);
- ralink_clk_add("10180000.wmac", 40000000);
-}
-
void __init ralink_of_remap(void)
{
rt_sysc_membase = plat_of_remap_node("ralink,rt3883-sysc");