openwrt/target/linux/ramips/patches-6.1/005-v6.5-03-mips-ralink-rt288x-remove-clock-related-code.patch

From ffcdf47379eae86dc8f8f02c62994dacf2c9038e Mon Sep 17 00:00:00 2001
From: Sergio Paracuellos <[email protected]>
Date: Mon, 19 Jun 2023 06:09:35 +0200
Subject: [PATCH 3/9] mips: ralink: rt288x: 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 <[email protected]>
Signed-off-by: Thomas Bogendoerfer <[email protected]>
---
 arch/mips/include/asm/mach-ralink/rt288x.h | 10 ----------
 arch/mips/ralink/rt288x.c                  | 31 ------------------------------
 2 files changed, 41 deletions(-)

--- a/arch/mips/include/asm/mach-ralink/rt288x.h
+++ b/arch/mips/include/asm/mach-ralink/rt288x.h
@@ -17,7 +17,6 @@
 #define SYSC_REG_CHIP_NAME1		0x04
 #define SYSC_REG_CHIP_ID		0x0c
 #define SYSC_REG_SYSTEM_CONFIG		0x10
-#define SYSC_REG_CLKCFG			0x30
 
 #define RT2880_CHIP_NAME0		0x38325452
 #define RT2880_CHIP_NAME1		0x20203038
@@ -26,15 +25,6 @@
 #define CHIP_ID_ID_SHIFT		8
 #define CHIP_ID_REV_MASK		0xff
 
-#define SYSTEM_CONFIG_CPUCLK_SHIFT	20
-#define SYSTEM_CONFIG_CPUCLK_MASK	0x3
-#define SYSTEM_CONFIG_CPUCLK_250	0x0
-#define SYSTEM_CONFIG_CPUCLK_266	0x1
-#define SYSTEM_CONFIG_CPUCLK_280	0x2
-#define SYSTEM_CONFIG_CPUCLK_300	0x3
-
-#define CLKCFG_SRAM_CS_N_WDT		BIT(9)
-
 #define RT2880_SDRAM_BASE		0x08000000
 #define RT2880_MEM_SIZE_MIN		2
 #define RT2880_MEM_SIZE_MAX		128
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -17,37 +17,6 @@
 
 #include "common.h"
 
-void __init ralink_clk_init(void)
-{
-	unsigned long cpu_rate, wmac_rate = 40000000;
-	u32 t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
-	t = ((t >> SYSTEM_CONFIG_CPUCLK_SHIFT) & SYSTEM_CONFIG_CPUCLK_MASK);
-
-	switch (t) {
-	case SYSTEM_CONFIG_CPUCLK_250:
-		cpu_rate = 250000000;
-		break;
-	case SYSTEM_CONFIG_CPUCLK_266:
-		cpu_rate = 266666667;
-		break;
-	case SYSTEM_CONFIG_CPUCLK_280:
-		cpu_rate = 280000000;
-		break;
-	case SYSTEM_CONFIG_CPUCLK_300:
-		cpu_rate = 300000000;
-		break;
-	}
-
-	ralink_clk_add("cpu", cpu_rate);
-	ralink_clk_add("300100.timer", cpu_rate / 2);
-	ralink_clk_add("300120.watchdog", cpu_rate / 2);
-	ralink_clk_add("300500.uart", cpu_rate / 2);
-	ralink_clk_add("300900.i2c", cpu_rate / 2);
-	ralink_clk_add("300c00.uartlite", cpu_rate / 2);
-	ralink_clk_add("400000.ethernet", cpu_rate / 2);
-	ralink_clk_add("480000.wmac", wmac_rate);
-}
-
 void __init ralink_of_remap(void)
 {
 	rt_sysc_membase = plat_of_remap_node("ralink,rt2880-sysc");