openwrt/target/linux/ramips/patches-5.15/005-v6.5-03-mips-ralink-rt288x-remove-clock-related-code.patch

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From ffcdf47379eae86dc8f8f02c62994dacf2c9038e Mon Sep 17 00:00:00 2001
From: Sergio Paracuellos <sergio.paracuellos@gmail.com>
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 <sergio.paracuellos@gmail.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
---
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");